/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) version 3.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with the program; if not, see
*
*
* Authors:
* Damon Chaplin
* Rodrigo Moya
*
* Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
*
*/
#ifdef HAVE_CONFIG_H
#include
#endif
#include "e-meeting-time-sel.h"
#include
#include
#include
#include
#include
#include
#include
#include "misc/e-canvas.h"
#include "misc/e-canvas-utils.h"
#include "misc/e-dateedit.h"
#include "e-util/e-extensible.h"
#include "e-util/e-util.h"
#include "e-meeting-utils.h"
#include "e-meeting-list-view.h"
#include "e-meeting-time-sel-item.h"
struct _EMeetingTimeSelectorPrivate {
gint week_start_day;
guint show_week_numbers : 1;
guint use_24_hour_format : 1;
};
/* An array of hour strings for 24 hour time, "0:00" .. "23:00". */
const gchar *EMeetingTimeSelectorHours[24] = {
"0:00", "1:00", "2:00", "3:00", "4:00", "5:00", "6:00", "7:00",
"8:00", "9:00", "10:00", "11:00", "12:00", "13:00", "14:00", "15:00",
"16:00", "17:00", "18:00", "19:00", "20:00", "21:00", "22:00", "23:00"
};
/* An array of hour strings for 12 hour time, "12:00am" .. "11:00pm". */
const gchar *EMeetingTimeSelectorHours12[24] = {
"12:00am", "1:00am", "2:00am", "3:00am", "4:00am", "5:00am", "6:00am",
"7:00am", "8:00am", "9:00am", "10:00am", "11:00am", "12:00pm",
"1:00pm", "2:00pm", "3:00pm", "4:00pm", "5:00pm", "6:00pm", "7:00pm",
"8:00pm", "9:00pm", "10:00pm", "11:00pm"
};
/* The number of days shown in the entire canvas. */
#define E_MEETING_TIME_SELECTOR_DAYS_SHOWN 35
#define E_MEETING_TIME_SELECTOR_DAYS_START_BEFORE 7
#define E_MEETING_TIME_SELECTOR_FB_DAYS_BEFORE 7
#define E_MEETING_TIME_SELECTOR_FB_DAYS_AFTER 28
/* This is the number of pixels between the mouse has to move before the
* scroll speed is incremented. */
#define E_MEETING_TIME_SELECTOR_SCROLL_INCREMENT_WIDTH 10
/* This is the maximum scrolling speed. */
#define E_MEETING_TIME_SELECTOR_MAX_SCROLL_SPEED 4
enum {
PROP_0,
PROP_SHOW_WEEK_NUMBERS,
PROP_USE_24_HOUR_FORMAT,
PROP_WEEK_START_DAY
};
enum {
CHANGED,
LAST_SIGNAL
};
static gint signals[LAST_SIGNAL] = { 0 };
static void e_meeting_time_selector_alloc_named_color (EMeetingTimeSelector * mts,
const gchar *name, GdkColor *c);
static void e_meeting_time_selector_add_key_color (EMeetingTimeSelector * mts,
GtkWidget *hbox,
gchar *label_text,
GdkColor *color);
static gint e_meeting_time_selector_draw_key_color (GtkWidget *darea,
cairo_t *cr,
GdkColor *color);
static void e_meeting_time_selector_options_menu_detacher (GtkWidget *widget,
GtkMenu *menu);
static void e_meeting_time_selector_autopick_menu_detacher (GtkWidget *widget,
GtkMenu *menu);
static void e_meeting_time_selector_realize (GtkWidget *widget);
static void e_meeting_time_selector_unrealize (GtkWidget *widget);
static void e_meeting_time_selector_style_set (GtkWidget *widget,
GtkStyle *previous_style);
static gint e_meeting_time_selector_draw (GtkWidget *widget, cairo_t *cr);
static void e_meeting_time_selector_draw_shadow (EMeetingTimeSelector *mts, cairo_t *cr);
static void e_meeting_time_selector_hadjustment_changed (GtkAdjustment *adjustment,
EMeetingTimeSelector *mts);
static void e_meeting_time_selector_vadjustment_changed (GtkAdjustment *adjustment,
EMeetingTimeSelector *mts);
static void e_meeting_time_selector_on_canvas_realized (GtkWidget *widget,
EMeetingTimeSelector *mts);
static void e_meeting_time_selector_on_options_button_clicked (GtkWidget *button,
EMeetingTimeSelector *mts);
static void e_meeting_time_selector_options_menu_position_callback (GtkMenu *menu,
gint *x,
gint *y,
gboolean *push_in,
gpointer user_data);
static void e_meeting_time_selector_on_zoomed_out_toggled (GtkCheckMenuItem *button,
EMeetingTimeSelector *mts);
static void e_meeting_time_selector_on_working_hours_toggled (GtkCheckMenuItem *menuitem,
EMeetingTimeSelector *mts);
static void e_meeting_time_selector_on_invite_others_button_clicked (GtkWidget *button,
EMeetingTimeSelector *mts);
static void e_meeting_time_selector_on_update_free_busy (GtkWidget *button,
EMeetingTimeSelector *mts);
static void e_meeting_time_selector_on_autopick_button_clicked (GtkWidget *button,
EMeetingTimeSelector *mts);
static void e_meeting_time_selector_autopick_menu_position_callback (GtkMenu *menu,
gint *x,
gint *y,
gboolean *push_in,
gpointer user_data);
static void e_meeting_time_selector_on_autopick_option_toggled (GtkWidget *button,
EMeetingTimeSelector *mts);
static void e_meeting_time_selector_on_prev_button_clicked (GtkWidget *button,
EMeetingTimeSelector *mts);
static void e_meeting_time_selector_on_next_button_clicked (GtkWidget *button,
EMeetingTimeSelector *mts);
static void e_meeting_time_selector_autopick (EMeetingTimeSelector *mts,
gboolean forward);
static void e_meeting_time_selector_calculate_time_difference (EMeetingTime *start,
EMeetingTime *end,
gint *days,
gint *hours,
gint *minutes);
static void e_meeting_time_selector_find_nearest_interval (EMeetingTimeSelector *mts,
EMeetingTime *start_time,
EMeetingTime *end_time,
gint days, gint hours, gint mins);
static void e_meeting_time_selector_find_nearest_interval_backward (EMeetingTimeSelector *mts,
EMeetingTime *start_time,
EMeetingTime *end_time,
gint days, gint hours, gint mins);
static void e_meeting_time_selector_adjust_time (EMeetingTime *mtstime,
gint days, gint hours, gint minutes);
static EMeetingFreeBusyPeriod * e_meeting_time_selector_find_time_clash (EMeetingTimeSelector *mts,
EMeetingAttendee *attendee,
EMeetingTime *start_time,
EMeetingTime *end_time);
static void e_meeting_time_selector_recalc_grid (EMeetingTimeSelector *mts);
static void e_meeting_time_selector_recalc_date_format (EMeetingTimeSelector *mts);
static void e_meeting_time_selector_save_position (EMeetingTimeSelector *mts,
EMeetingTime *mtstime);
static void e_meeting_time_selector_restore_position (EMeetingTimeSelector *mts,
EMeetingTime *mtstime);
static void e_meeting_time_selector_on_start_time_changed (GtkWidget *widget,
EMeetingTimeSelector *mts);
static void e_meeting_time_selector_on_end_time_changed (GtkWidget *widget,
EMeetingTimeSelector *mts);
static void e_meeting_time_selector_update_date_popup_menus (EMeetingTimeSelector *mts);
static void e_meeting_time_selector_on_canvas_size_allocate (GtkWidget *widget,
GtkAllocation *allocation,
EMeetingTimeSelector *mts);
static void e_meeting_time_selector_update_main_canvas_scroll_region (EMeetingTimeSelector *mts);
static gboolean e_meeting_time_selector_timeout_handler (gpointer data);
static void e_meeting_time_selector_update_start_date_edit (EMeetingTimeSelector *mts);
static void e_meeting_time_selector_update_end_date_edit (EMeetingTimeSelector *mts);
static void e_meeting_time_selector_ensure_meeting_time_shown (EMeetingTimeSelector *mts);
static void e_meeting_time_selector_update_dates_shown (EMeetingTimeSelector *mts);
static gboolean e_meeting_time_selector_on_canvas_scroll_event (GtkWidget *widget, GdkEventScroll *event, EMeetingTimeSelector *mts);
static void row_inserted_cb (GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, gpointer data);
static void row_changed_cb (GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, gpointer data);
static void row_deleted_cb (GtkTreeModel *model, GtkTreePath *path, gpointer data);
static void free_busy_template_changed_cb (EMeetingTimeSelector *mts);
G_DEFINE_TYPE_WITH_CODE (
EMeetingTimeSelector, e_meeting_time_selector, GTK_TYPE_TABLE,
G_IMPLEMENT_INTERFACE (E_TYPE_EXTENSIBLE, NULL))
static void
meeting_time_selector_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
switch (property_id) {
case PROP_SHOW_WEEK_NUMBERS:
e_meeting_time_selector_set_show_week_numbers (
E_MEETING_TIME_SELECTOR (object),
g_value_get_boolean (value));
return;
case PROP_USE_24_HOUR_FORMAT:
e_meeting_time_selector_set_use_24_hour_format (
E_MEETING_TIME_SELECTOR (object),
g_value_get_boolean (value));
return;
case PROP_WEEK_START_DAY:
e_meeting_time_selector_set_week_start_day (
E_MEETING_TIME_SELECTOR (object),
g_value_get_int (value));
return;
}
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
static void
meeting_time_selector_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
switch (property_id) {
case PROP_SHOW_WEEK_NUMBERS:
g_value_set_boolean (
value,
e_meeting_time_selector_get_show_week_numbers (
E_MEETING_TIME_SELECTOR (object)));
return;
case PROP_USE_24_HOUR_FORMAT:
g_value_set_boolean (
value,
e_meeting_time_selector_get_use_24_hour_format (
E_MEETING_TIME_SELECTOR (object)));
return;
case PROP_WEEK_START_DAY:
g_value_set_int (
value,
e_meeting_time_selector_get_week_start_day (
E_MEETING_TIME_SELECTOR (object)));
return;
}
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
static void
meeting_time_selector_dispose (GObject *object)
{
EMeetingTimeSelector *mts;
mts = E_MEETING_TIME_SELECTOR (object);
e_meeting_time_selector_remove_timeout (mts);
if (mts->model) {
g_signal_handlers_disconnect_matched (
mts->model, G_SIGNAL_MATCH_DATA,
0, 0, NULL, NULL, mts);
g_object_unref (mts->model);
mts->model = NULL;
}
mts->display_top = NULL;
mts->display_main = NULL;
if (mts->fb_refresh_not != 0) {
g_source_remove (mts->fb_refresh_not);
mts->fb_refresh_not = 0;
}
if (mts->style_change_idle_id != 0) {
g_source_remove (mts->style_change_idle_id);
mts->style_change_idle_id = 0;
}
/* Chain up to parent's dispose() method. */
G_OBJECT_CLASS (e_meeting_time_selector_parent_class)->dispose (object);
}
static void
e_meeting_time_selector_class_init (EMeetingTimeSelectorClass *class)
{
GObjectClass *object_class;
GtkWidgetClass *widget_class;
g_type_class_add_private (class, sizeof (EMeetingTimeSelectorPrivate));
object_class = G_OBJECT_CLASS (class);
object_class->set_property = meeting_time_selector_set_property;
object_class->get_property = meeting_time_selector_get_property;
object_class->dispose = meeting_time_selector_dispose;
widget_class = GTK_WIDGET_CLASS (class);
widget_class->realize = e_meeting_time_selector_realize;
widget_class->unrealize = e_meeting_time_selector_unrealize;
widget_class->style_set = e_meeting_time_selector_style_set;
widget_class->draw = e_meeting_time_selector_draw;
g_object_class_install_property (
object_class,
PROP_SHOW_WEEK_NUMBERS,
g_param_spec_boolean (
"show-week-numbers",
"Show Week Numbers",
NULL,
TRUE,
G_PARAM_READWRITE));
g_object_class_install_property (
object_class,
PROP_USE_24_HOUR_FORMAT,
g_param_spec_boolean (
"use-24-hour-format",
"Use 24-Hour Format",
NULL,
TRUE,
G_PARAM_READWRITE));
g_object_class_install_property (
object_class,
PROP_WEEK_START_DAY,
g_param_spec_int (
"week-start-day",
"Week Start Day",
NULL,
0, /* Monday */
6, /* Sunday */
0,
G_PARAM_READWRITE));
signals[CHANGED] = g_signal_new (
"changed",
G_TYPE_FROM_CLASS (object_class),
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET (EMeetingTimeSelectorClass, changed),
NULL, NULL,
g_cclosure_marshal_VOID__VOID,
G_TYPE_NONE, 0);
}
static void
e_meeting_time_selector_init (EMeetingTimeSelector *mts)
{
mts->priv = G_TYPE_INSTANCE_GET_PRIVATE (
mts, E_TYPE_MEETING_TIME_SELECTOR,
EMeetingTimeSelectorPrivate);
/* The shadow is drawn in the border so it must be >= 2 pixels. */
gtk_container_set_border_width (GTK_CONTAINER (mts), 2);
mts->accel_group = gtk_accel_group_new ();
mts->working_hours_only = TRUE;
mts->day_start_hour = 9;
mts->day_start_minute = 0;
mts->day_end_hour = 18;
mts->day_end_minute = 0;
mts->zoomed_out = TRUE;
mts->dragging_position = E_MEETING_TIME_SELECTOR_POS_NONE;
mts->list_view = NULL;
mts->fb_refresh_not = 0;
mts->style_change_idle_id = 0;
e_extensible_load_extensions (E_EXTENSIBLE (mts));
}
void
e_meeting_time_selector_construct (EMeetingTimeSelector *mts,
EMeetingStore *ems)
{
GtkWidget *hbox, *vbox, *separator, *label, *table, *sw;
GtkWidget *alignment, *child_hbox, *arrow, *menuitem;
GtkWidget *child;
GtkAdjustment *adjustment;
GtkScrollable *scrollable;
GSList *group;
guint accel_key;
time_t meeting_start_time;
struct tm *meeting_start_tm;
AtkObject *a11y_label, *a11y_date_edit;
/* The default meeting time is the nearest half-hour interval in the
* future, in working hours. */
meeting_start_time = time (NULL);
g_date_clear (&mts->meeting_start_time.date, 1);
g_date_set_time_t (&mts->meeting_start_time.date, meeting_start_time);
meeting_start_tm = localtime (&meeting_start_time);
mts->meeting_start_time.hour = meeting_start_tm->tm_hour;
mts->meeting_start_time.minute = meeting_start_tm->tm_min;
e_meeting_time_selector_find_nearest_interval (mts, &mts->meeting_start_time,
&mts->meeting_end_time,
0, 0, 30);
e_meeting_time_selector_update_dates_shown (mts);
mts->meeting_positions_valid = FALSE;
mts->row_height = 17;
mts->col_width = 55;
mts->day_width = 55 * 24 + 1;
mts->auto_scroll_timeout_id = 0;
vbox = gtk_vbox_new (FALSE, 0);
gtk_table_attach (GTK_TABLE (mts),
vbox, 0, 1, 0, 2, GTK_EXPAND | GTK_FILL, GTK_FILL, 0, 0);
gtk_widget_show (vbox);
mts->attendees_vbox_spacer = gtk_vbox_new (FALSE, 0);
gtk_box_pack_start (GTK_BOX (vbox), mts->attendees_vbox_spacer, FALSE, FALSE, 0);
gtk_widget_show (mts->attendees_vbox_spacer);
mts->attendees_vbox = gtk_vbox_new (FALSE, 0);
gtk_box_pack_start (GTK_BOX (vbox), mts->attendees_vbox, TRUE, TRUE, 0);
gtk_widget_show (mts->attendees_vbox);
/* build the etable */
mts->model = ems;
if (mts->model)
g_object_ref (mts->model);
g_signal_connect_swapped (
mts->model, "notify::free-busy-template",
G_CALLBACK (free_busy_template_changed_cb), mts);
g_signal_connect (mts->model, "row_inserted", G_CALLBACK (row_inserted_cb), mts);
g_signal_connect (mts->model, "row_changed", G_CALLBACK (row_changed_cb), mts);
g_signal_connect (mts->model, "row_deleted", G_CALLBACK (row_deleted_cb), mts);
mts->list_view = e_meeting_list_view_new (mts->model);
e_meeting_list_view_column_set_visible (mts->list_view, E_MEETING_STORE_ROLE_COL, FALSE);
e_meeting_list_view_column_set_visible (mts->list_view, E_MEETING_STORE_RSVP_COL, FALSE);
e_meeting_list_view_column_set_visible (mts->list_view, E_MEETING_STORE_STATUS_COL, FALSE);
e_meeting_list_view_column_set_visible (mts->list_view, E_MEETING_STORE_TYPE_COL, FALSE);
gtk_widget_show (GTK_WIDGET (mts->list_view));
sw = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (sw), GTK_SHADOW_IN);
gtk_widget_set_child_visible (
gtk_scrolled_window_get_vscrollbar (
GTK_SCROLLED_WINDOW (sw)), FALSE);
gtk_widget_show (sw);
gtk_container_add (GTK_CONTAINER (sw), GTK_WIDGET (mts->list_view));
#if 0
/* FIXME: do we need sorting here */
g_signal_connect (real_table->sort_info, "sort_info_changed", G_CALLBACK (sort_info_changed_cb), mts);
#endif
gtk_box_pack_start (GTK_BOX (mts->attendees_vbox), GTK_WIDGET (sw), TRUE, TRUE, 6);
/* The free/busy information */
mts->display_top = gnome_canvas_new ();
gtk_widget_set_size_request (mts->display_top, -1, mts->row_height * 3);
gnome_canvas_set_scroll_region (GNOME_CANVAS (mts->display_top),
0, 0,
mts->day_width * E_MEETING_TIME_SELECTOR_DAYS_SHOWN,
mts->row_height * 3);
/* Add some horizontal padding for the shadow around the display. */
gtk_table_attach (GTK_TABLE (mts), mts->display_top,
1, 4, 0, 1, GTK_EXPAND | GTK_FILL, 0, 0, 0);
gtk_widget_show (mts->display_top);
g_signal_connect (mts->display_top, "realize",
G_CALLBACK (e_meeting_time_selector_on_canvas_realized), mts);
mts->display_main = gnome_canvas_new ();
e_meeting_time_selector_update_main_canvas_scroll_region (mts);
/* Add some horizontal padding for the shadow around the display. */
gtk_table_attach (GTK_TABLE (mts), mts->display_main,
1, 4, 1, 2,
GTK_EXPAND | GTK_FILL, GTK_EXPAND | GTK_FILL, 0, 0);
gtk_widget_show (mts->display_main);
g_signal_connect (mts->display_main, "realize",
G_CALLBACK (e_meeting_time_selector_on_canvas_realized), mts);
g_signal_connect (mts->display_main, "size_allocate",
G_CALLBACK (e_meeting_time_selector_on_canvas_size_allocate), mts);
g_signal_connect (mts->display_main, "scroll-event",
G_CALLBACK (e_meeting_time_selector_on_canvas_scroll_event), mts);
scrollable = GTK_SCROLLABLE (mts->display_main);
adjustment = gtk_scrollable_get_vadjustment (scrollable);
gtk_scrolled_window_set_vadjustment (
GTK_SCROLLED_WINDOW (sw), adjustment);
adjustment = gtk_scrollable_get_hadjustment (scrollable);
mts->hscrollbar = gtk_hscrollbar_new (adjustment);
gtk_adjustment_set_step_increment (adjustment, mts->day_width);
gtk_table_attach (
GTK_TABLE (mts), mts->hscrollbar,
1, 4, 2, 3, GTK_EXPAND | GTK_FILL, 0, 0, 0);
gtk_widget_show (mts->hscrollbar);
adjustment = gtk_scrollable_get_vadjustment (scrollable);
mts->vscrollbar = gtk_vscrollbar_new (adjustment);
gtk_adjustment_set_step_increment (adjustment, mts->row_height);
gtk_table_attach (
GTK_TABLE (mts), mts->vscrollbar,
4, 5, 1, 2, 0, GTK_EXPAND | GTK_FILL, 0, 0);
gtk_widget_show (mts->vscrollbar);
/* Create the item in the top canvas. */
mts->item_top = gnome_canvas_item_new (GNOME_CANVAS_GROUP (GNOME_CANVAS (mts->display_top)->root),
e_meeting_time_selector_item_get_type (),
"EMeetingTimeSelectorItem::meeting_time_selector", mts,
NULL);
/* Create the item in the main canvas. */
mts->item_main = gnome_canvas_item_new (GNOME_CANVAS_GROUP (GNOME_CANVAS (mts->display_main)->root),
e_meeting_time_selector_item_get_type (),
"EMeetingTimeSelectorItem::meeting_time_selector", mts,
NULL);
/* Create the hbox containing the color key. */
hbox = gtk_hbox_new (FALSE, 2);
gtk_table_attach (GTK_TABLE (mts), hbox,
1, 4, 3, 4, GTK_FILL, 0, 0, 8);
gtk_widget_show (hbox);
e_meeting_time_selector_add_key_color (mts, hbox, _("Tentative"), &mts->busy_colors[E_MEETING_FREE_BUSY_TENTATIVE]);
e_meeting_time_selector_add_key_color (mts, hbox, _("Busy"), &mts->busy_colors[E_MEETING_FREE_BUSY_BUSY]);
e_meeting_time_selector_add_key_color (mts, hbox, _("Out of Office"), &mts->busy_colors[E_MEETING_FREE_BUSY_OUT_OF_OFFICE]);
e_meeting_time_selector_add_key_color (mts, hbox, _("No Information"),
NULL);
separator = gtk_hseparator_new ();
gtk_table_attach (GTK_TABLE (mts), separator,
0, 5, 4, 5, GTK_FILL, 0, 6, 6);
gtk_widget_show (separator);
/* Create the Invite Others & Options buttons on the left. */
hbox = gtk_hbox_new (FALSE, 4);
gtk_table_attach (GTK_TABLE (mts), hbox,
0, 1, 3, 4, GTK_FILL, 0, 0, 0);
gtk_widget_show (hbox);
mts->add_attendees_button =
gtk_button_new_with_mnemonic (_("Atte_ndees..."));
gtk_button_set_image (
GTK_BUTTON (mts->add_attendees_button),
gtk_image_new_from_stock (
GTK_STOCK_JUMP_TO, GTK_ICON_SIZE_BUTTON));
gtk_box_pack_start (GTK_BOX (hbox), mts->add_attendees_button, TRUE, TRUE, 6);
gtk_widget_show (mts->add_attendees_button);
g_signal_connect (mts->add_attendees_button, "clicked",
G_CALLBACK (e_meeting_time_selector_on_invite_others_button_clicked), mts);
mts->options_button = gtk_button_new ();
gtk_box_pack_start (GTK_BOX (hbox), mts->options_button, TRUE, TRUE, 6);
gtk_widget_show (mts->options_button);
g_signal_connect (mts->options_button, "clicked",
G_CALLBACK (e_meeting_time_selector_on_options_button_clicked), mts);
child_hbox = gtk_hbox_new (FALSE, 2);
gtk_container_add (GTK_CONTAINER (mts->options_button), child_hbox);
gtk_widget_show (child_hbox);
label = gtk_label_new_with_mnemonic (_("O_ptions"));
accel_key = gtk_label_get_mnemonic_keyval (GTK_LABEL (label));
gtk_box_pack_start (GTK_BOX (child_hbox), label, TRUE, TRUE, 6);
gtk_widget_show (label);
gtk_widget_add_accelerator (mts->options_button, "clicked", mts->accel_group,
accel_key, GDK_MOD1_MASK, 0);
arrow = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_NONE);
gtk_box_pack_start (GTK_BOX (child_hbox), arrow, FALSE, FALSE, 6);
gtk_widget_show (arrow);
/* Create the Options menu. */
mts->options_menu = gtk_menu_new ();
gtk_menu_attach_to_widget (GTK_MENU (mts->options_menu), mts->options_button,
e_meeting_time_selector_options_menu_detacher);
menuitem = gtk_check_menu_item_new_with_label ("");
child = gtk_bin_get_child (GTK_BIN (menuitem));
gtk_label_set_text_with_mnemonic (GTK_LABEL (child), _("Show _only working hours"));
gtk_menu_shell_append (GTK_MENU_SHELL (mts->options_menu), menuitem);
gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (menuitem),
mts->working_hours_only);
g_signal_connect (menuitem, "toggled",
G_CALLBACK (e_meeting_time_selector_on_working_hours_toggled), mts);
gtk_widget_show (menuitem);
menuitem = gtk_check_menu_item_new_with_label ("");
child = gtk_bin_get_child (GTK_BIN (menuitem));
gtk_label_set_text_with_mnemonic (GTK_LABEL (child), _("Show _zoomed out"));
gtk_menu_shell_append (GTK_MENU_SHELL (mts->options_menu), menuitem);
gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (menuitem),
mts->zoomed_out);
g_signal_connect (menuitem, "toggled",
G_CALLBACK (e_meeting_time_selector_on_zoomed_out_toggled), mts);
gtk_widget_show (menuitem);
menuitem = gtk_menu_item_new ();
gtk_menu_shell_append (GTK_MENU_SHELL (mts->options_menu), menuitem);
gtk_widget_set_sensitive (menuitem, FALSE);
gtk_widget_show (menuitem);
menuitem = gtk_menu_item_new_with_label ("");
child = gtk_bin_get_child (GTK_BIN (menuitem));
gtk_label_set_text_with_mnemonic (GTK_LABEL (child), _("_Update free/busy"));
gtk_menu_shell_append (GTK_MENU_SHELL (mts->options_menu), menuitem);
g_signal_connect (menuitem, "activate",
G_CALLBACK (e_meeting_time_selector_on_update_free_busy), mts);
gtk_widget_show (menuitem);
/* Create the 3 AutoPick buttons on the left. */
hbox = gtk_hbox_new (FALSE, 0);
gtk_table_attach (GTK_TABLE (mts), hbox,
0, 1, 5, 6, GTK_FILL, 0, 0, 0);
gtk_widget_show (hbox);
mts->autopick_down_button = gtk_button_new_with_label ("");
child = gtk_bin_get_child (GTK_BIN (mts->autopick_down_button));
gtk_label_set_text_with_mnemonic (GTK_LABEL (child), _("_<<"));
accel_key = gtk_label_get_mnemonic_keyval (GTK_LABEL (child));
gtk_widget_add_accelerator (mts->autopick_down_button, "clicked", mts->accel_group,
accel_key, GDK_MOD1_MASK | GDK_SHIFT_MASK, 0);
gtk_box_pack_start (GTK_BOX (hbox), mts->autopick_down_button, TRUE, TRUE, 6);
gtk_widget_show (mts->autopick_down_button);
g_signal_connect (mts->autopick_down_button, "clicked",
G_CALLBACK (e_meeting_time_selector_on_prev_button_clicked), mts);
mts->autopick_button = gtk_button_new ();
gtk_box_pack_start (GTK_BOX (hbox), mts->autopick_button, TRUE, TRUE, 6);
gtk_widget_show (mts->autopick_button);
child_hbox = gtk_hbox_new (FALSE, 2);
gtk_container_add (GTK_CONTAINER (mts->autopick_button), child_hbox);
gtk_widget_show (child_hbox);
label = gtk_label_new ("");
gtk_label_set_text_with_mnemonic (GTK_LABEL (label), _("_Autopick"));
accel_key = gtk_label_get_mnemonic_keyval (GTK_LABEL (label));
gtk_box_pack_start (GTK_BOX (child_hbox), label, TRUE, TRUE, 6);
gtk_widget_show (label);
gtk_widget_add_accelerator (mts->autopick_button, "clicked", mts->accel_group,
accel_key, GDK_MOD1_MASK, 0);
g_signal_connect (mts->autopick_button, "clicked",
G_CALLBACK (e_meeting_time_selector_on_autopick_button_clicked), mts);
arrow = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_NONE);
gtk_box_pack_start (GTK_BOX (child_hbox), arrow, FALSE, FALSE, 6);
gtk_widget_show (arrow);
mts->autopick_up_button = gtk_button_new_with_label ("");
child = gtk_bin_get_child (GTK_BIN (mts->autopick_up_button));
gtk_label_set_text_with_mnemonic (GTK_LABEL (child), _(">_>"));
accel_key = gtk_label_get_mnemonic_keyval (GTK_LABEL (child));
gtk_widget_add_accelerator (mts->autopick_up_button, "clicked", mts->accel_group,
accel_key, GDK_MOD1_MASK | GDK_SHIFT_MASK, 0);
gtk_box_pack_start (GTK_BOX (hbox), mts->autopick_up_button, TRUE, TRUE, 6);
gtk_widget_show (mts->autopick_up_button);
g_signal_connect (mts->autopick_up_button, "clicked",
G_CALLBACK (e_meeting_time_selector_on_next_button_clicked), mts);
/* Create the Autopick menu. */
mts->autopick_menu = gtk_menu_new ();
gtk_menu_attach_to_widget (GTK_MENU (mts->autopick_menu), mts->autopick_button,
e_meeting_time_selector_autopick_menu_detacher);
menuitem = gtk_radio_menu_item_new_with_label (NULL, "");
mts->autopick_all_item = menuitem;
child = gtk_bin_get_child (GTK_BIN (menuitem));
group = gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (menuitem));
gtk_label_set_text_with_mnemonic (GTK_LABEL (child), _("_All people and resources"));
gtk_menu_shell_append (GTK_MENU_SHELL (mts->autopick_menu), menuitem);
g_signal_connect (menuitem, "toggled",
G_CALLBACK (e_meeting_time_selector_on_autopick_option_toggled), mts);
gtk_widget_show (menuitem);
menuitem = gtk_radio_menu_item_new_with_label (group, "");
mts->autopick_all_people_one_resource_item = menuitem;
child = gtk_bin_get_child (GTK_BIN (menuitem));
group = gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (menuitem));
gtk_label_set_text_with_mnemonic (GTK_LABEL (child), _("All _people and one resource"));
gtk_menu_shell_append (GTK_MENU_SHELL (mts->autopick_menu), menuitem);
g_signal_connect (menuitem, "toggled",
G_CALLBACK (e_meeting_time_selector_on_autopick_option_toggled), mts);
gtk_widget_show (menuitem);
menuitem = gtk_radio_menu_item_new_with_label (group, "");
mts->autopick_required_people_item = menuitem;
child = gtk_bin_get_child (GTK_BIN (menuitem));
group = gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (menuitem));
gtk_label_set_text_with_mnemonic (GTK_LABEL (child), _("_Required people"));
gtk_menu_shell_append (GTK_MENU_SHELL (mts->autopick_menu), menuitem);
g_signal_connect (menuitem, "activate",
G_CALLBACK (e_meeting_time_selector_on_autopick_option_toggled), mts);
gtk_widget_show (menuitem);
menuitem = gtk_radio_menu_item_new_with_label (group, "");
mts->autopick_required_people_one_resource_item = menuitem;
child = gtk_bin_get_child (GTK_BIN (menuitem));
gtk_label_set_text_with_mnemonic (GTK_LABEL (child), _("Required people and _one resource"));
gtk_menu_shell_append (GTK_MENU_SHELL (mts->autopick_menu), menuitem);
g_signal_connect (menuitem, "activate",
G_CALLBACK (e_meeting_time_selector_on_autopick_option_toggled), mts);
gtk_widget_show (menuitem);
/* Create the date entry fields on the right. */
alignment = gtk_alignment_new (0.0, 0.5, 0, 0);
gtk_table_attach (GTK_TABLE (mts), alignment,
1, 4, 5, 6, GTK_FILL, 0, 0, 0);
gtk_widget_show (alignment);
table = gtk_table_new (2, 2, FALSE);
gtk_table_set_row_spacings (GTK_TABLE (table), 4);
gtk_container_add (GTK_CONTAINER (alignment), table);
gtk_widget_show (table);
mts->start_date_edit = e_date_edit_new ();
gtk_label_set_mnemonic_widget (GTK_LABEL (label), mts->start_date_edit);
a11y_label = gtk_widget_get_accessible (label);
a11y_date_edit = gtk_widget_get_accessible (mts->start_date_edit);
if (a11y_label != NULL && a11y_date_edit != NULL) {
atk_object_add_relationship (a11y_date_edit,
ATK_RELATION_LABELLED_BY,
a11y_label);
}
e_date_edit_set_show_time (E_DATE_EDIT (mts->start_date_edit), TRUE);
g_object_bind_property (
mts, "show-week-numbers",
mts->start_date_edit, "show-week-numbers",
G_BINDING_SYNC_CREATE);
g_object_bind_property (
mts, "use-24-hour-format",
mts->start_date_edit, "use-24-hour-format",
G_BINDING_SYNC_CREATE);
g_object_bind_property (
mts, "week-start-day",
mts->start_date_edit, "week-start-day",
G_BINDING_SYNC_CREATE);
gtk_table_attach (GTK_TABLE (table), mts->start_date_edit,
1, 2, 0, 1, GTK_FILL, 0, 0, 0);
gtk_widget_show (mts->start_date_edit);
g_signal_connect (mts->start_date_edit, "changed",
G_CALLBACK (e_meeting_time_selector_on_start_time_changed), mts);
label = gtk_label_new_with_mnemonic (_("_Start time:"));
gtk_label_set_mnemonic_widget (GTK_LABEL (label), (mts->start_date_edit));
gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
gtk_table_attach (GTK_TABLE (table), label,
0, 1, 0, 1, GTK_FILL, 0, 4, 0);
gtk_widget_show (label);
mts->end_date_edit = e_date_edit_new ();
gtk_label_set_mnemonic_widget (GTK_LABEL (label), mts->end_date_edit);
a11y_label = gtk_widget_get_accessible (label);
a11y_date_edit = gtk_widget_get_accessible (mts->end_date_edit);
if (a11y_label != NULL && a11y_date_edit != NULL) {
atk_object_add_relationship (a11y_date_edit,
ATK_RELATION_LABELLED_BY,
a11y_label);
}
e_date_edit_set_show_time (E_DATE_EDIT (mts->end_date_edit), TRUE);
g_object_bind_property (
mts, "show-week-numbers",
mts->end_date_edit, "show-week-numbers",
G_BINDING_SYNC_CREATE);
g_object_bind_property (
mts, "use-24-hour-format",
mts->end_date_edit, "use-24-hour-format",
G_BINDING_SYNC_CREATE);
g_object_bind_property (
mts, "week-start-day",
mts->end_date_edit, "week-start-day",
G_BINDING_SYNC_CREATE);
gtk_table_attach (GTK_TABLE (table), mts->end_date_edit,
1, 2, 1, 2, GTK_FILL, 0, 0, 0);
gtk_widget_show (mts->end_date_edit);
g_signal_connect (mts->end_date_edit, "changed",
G_CALLBACK (e_meeting_time_selector_on_end_time_changed), mts);
label = gtk_label_new_with_mnemonic (_("_End time:"));
gtk_label_set_mnemonic_widget (GTK_LABEL (label), (mts->end_date_edit));
gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
gtk_table_attach (GTK_TABLE (table), label,
0, 1, 1, 2, GTK_FILL, 0, 4, 0);
gtk_widget_show (label);
gtk_table_set_col_spacing (GTK_TABLE (mts), 0, 4);
gtk_table_set_row_spacing (GTK_TABLE (mts), 4, 12);
/* Allocate the colors. */
e_meeting_time_selector_alloc_named_color (mts, "snow", &mts->bg_color);
e_meeting_time_selector_alloc_named_color (mts, "snow3", &mts->all_attendees_bg_color);
e_meeting_time_selector_alloc_named_color (mts, "black", &mts->grid_color);
e_meeting_time_selector_alloc_named_color (mts, "white", &mts->grid_shadow_color);
e_meeting_time_selector_alloc_named_color (mts, "gray50", &mts->grid_unused_color);
e_meeting_time_selector_alloc_named_color (mts, "white", &mts->attendee_list_bg_color);
e_meeting_time_selector_alloc_named_color (mts, "snow4", &mts->meeting_time_bg_color);
e_meeting_time_selector_alloc_named_color (mts, "snow", &mts->busy_colors[E_MEETING_FREE_BUSY_FREE]);
e_meeting_time_selector_alloc_named_color (mts, "yellow", &mts->busy_colors[E_MEETING_FREE_BUSY_TENTATIVE]);
e_meeting_time_selector_alloc_named_color (mts, "blue", &mts->busy_colors[E_MEETING_FREE_BUSY_BUSY]);
e_meeting_time_selector_alloc_named_color (mts, "orange4", &mts->busy_colors[E_MEETING_FREE_BUSY_OUT_OF_OFFICE]);
/* Connect handlers to the adjustments scroll the other items. */
scrollable = GTK_SCROLLABLE (mts->display_main);
adjustment = gtk_scrollable_get_hadjustment (scrollable);
g_signal_connect (
adjustment, "value_changed",
G_CALLBACK (e_meeting_time_selector_hadjustment_changed), mts);
adjustment = gtk_scrollable_get_vadjustment (scrollable);
g_signal_connect (
adjustment, "value_changed",
G_CALLBACK (e_meeting_time_selector_vadjustment_changed), mts);
g_signal_connect (
adjustment, "changed",
G_CALLBACK (e_meeting_time_selector_vadjustment_changed), mts);
e_meeting_time_selector_recalc_grid (mts);
e_meeting_time_selector_ensure_meeting_time_shown (mts);
e_meeting_time_selector_update_start_date_edit (mts);
e_meeting_time_selector_update_end_date_edit (mts);
e_meeting_time_selector_update_date_popup_menus (mts);
g_signal_emit (mts, signals[CHANGED], 0);
}
/* This adds a color to the color key beneath the main display. If color is
* NULL, it displays the No Info pattern instead. */
static void
e_meeting_time_selector_add_key_color (EMeetingTimeSelector *mts,
GtkWidget *hbox,
gchar *label_text,
GdkColor *color)
{
GtkWidget *child_hbox, *darea, *label;
child_hbox = gtk_hbox_new (FALSE, 4);
gtk_box_pack_start (GTK_BOX (hbox), child_hbox, TRUE, TRUE, 0);
gtk_widget_show (child_hbox);
darea = gtk_drawing_area_new ();
gtk_box_pack_start (GTK_BOX (child_hbox), darea, FALSE, FALSE, 0);
g_object_set_data (G_OBJECT (darea), "data", mts);
gtk_widget_set_size_request (darea, 14, 14);
gtk_widget_show (darea);
label = gtk_label_new (label_text);
gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
gtk_box_pack_start (GTK_BOX (child_hbox), label, TRUE, TRUE, 6);
gtk_widget_show (label);
g_signal_connect (darea, "draw",
G_CALLBACK (e_meeting_time_selector_draw_key_color),
color);
}
static gint
e_meeting_time_selector_draw_key_color (GtkWidget *darea,
cairo_t *cr,
GdkColor *color)
{
EMeetingTimeSelector * mts;
GtkAllocation allocation;
GtkStyle *style;
style = gtk_widget_get_style (darea);
gtk_widget_get_allocation (darea, &allocation);
mts = g_object_get_data (G_OBJECT (darea), "data");
gtk_paint_shadow (
style, cr, GTK_STATE_NORMAL,
GTK_SHADOW_IN, NULL, NULL, 0, 0,
allocation.width, allocation.height);
if (color) {
gdk_cairo_set_source_color (cr, color);
} else {
cairo_set_source (cr, mts->no_info_pattern);
}
cairo_rectangle (cr,
1, 1,
allocation.width - 2, allocation.height - 2);
cairo_fill (cr);
return TRUE;
}
static void
e_meeting_time_selector_alloc_named_color (EMeetingTimeSelector *mts,
const gchar *name,
GdkColor *c)
{
g_return_if_fail (name != NULL);
g_return_if_fail (c != NULL);
if ( !gdk_color_parse (name, c))
g_warning ("Failed to parse color: %s\n", name);
}
static void
e_meeting_time_selector_options_menu_detacher (GtkWidget *widget,
GtkMenu *menu)
{
EMeetingTimeSelector *mts;
g_return_if_fail (widget != NULL);
g_return_if_fail (E_IS_MEETING_TIME_SELECTOR (widget));
mts = E_MEETING_TIME_SELECTOR (widget);
g_return_if_fail (mts->options_menu == (GtkWidget *) menu);
mts->options_menu = NULL;
}
static void
e_meeting_time_selector_autopick_menu_detacher (GtkWidget *widget,
GtkMenu *menu)
{
EMeetingTimeSelector *mts;
g_return_if_fail (widget != NULL);
g_return_if_fail (E_IS_MEETING_TIME_SELECTOR (widget));
mts = E_MEETING_TIME_SELECTOR (widget);
g_return_if_fail (mts->autopick_menu == (GtkWidget *) menu);
mts->autopick_menu = NULL;
}
GtkWidget *
e_meeting_time_selector_new (EMeetingStore *ems)
{
GtkWidget *mts;
mts = g_object_new (E_TYPE_MEETING_TIME_SELECTOR, NULL);
e_meeting_time_selector_construct (E_MEETING_TIME_SELECTOR (mts), ems);
return mts;
}
gboolean
e_meeting_time_selector_get_show_week_numbers (EMeetingTimeSelector *mts)
{
g_return_val_if_fail (E_IS_MEETING_TIME_SELECTOR (mts), FALSE);
return mts->priv->show_week_numbers;
}
void
e_meeting_time_selector_set_show_week_numbers (EMeetingTimeSelector *mts,
gboolean show_week_numbers)
{
g_return_if_fail (E_IS_MEETING_TIME_SELECTOR (mts));
mts->priv->show_week_numbers = show_week_numbers;
g_object_notify (G_OBJECT (mts), "show-week-numbers");
}
gboolean
e_meeting_time_selector_get_use_24_hour_format (EMeetingTimeSelector *mts)
{
g_return_val_if_fail (E_IS_MEETING_TIME_SELECTOR (mts), FALSE);
return mts->priv->use_24_hour_format;
}
void
e_meeting_time_selector_set_use_24_hour_format (EMeetingTimeSelector *mts,
gboolean use_24_hour_format)
{
g_return_if_fail (E_IS_MEETING_TIME_SELECTOR (mts));
mts->priv->use_24_hour_format = use_24_hour_format;
g_object_notify (G_OBJECT (mts), "use-24-hour-format");
}
gint
e_meeting_time_selector_get_week_start_day (EMeetingTimeSelector *mts)
{
g_return_val_if_fail (E_IS_MEETING_TIME_SELECTOR (mts), 0);
return mts->priv->week_start_day;
}
void
e_meeting_time_selector_set_week_start_day (EMeetingTimeSelector *mts,
gint week_start_day)
{
g_return_if_fail (E_IS_MEETING_TIME_SELECTOR (mts));
mts->priv->week_start_day = week_start_day;
g_object_notify (G_OBJECT (mts), "week-start-day");
}
static cairo_pattern_t *
e_meeting_time_selector_create_no_info_pattern (EMeetingTimeSelector *mts)
{
cairo_surface_t *surface;
cairo_pattern_t *pattern;
GdkColor color;
cairo_t *cr;
surface = gdk_window_create_similar_surface (gtk_widget_get_window (GTK_WIDGET (mts)),
CAIRO_CONTENT_COLOR, 8, 8);
cr = cairo_create (surface);
gdk_color_parse ("white", &color);
gdk_cairo_set_source_color (cr, &color);
cairo_paint (cr);
gdk_cairo_set_source_color (cr, &mts->grid_color);
cairo_set_line_width (cr, 1.0);
cairo_move_to (cr, -1, 5);
cairo_line_to (cr, 9, -5);
cairo_move_to (cr, -1, 13);
cairo_line_to (cr, 9, 3);
cairo_stroke (cr);
cairo_destroy (cr);
pattern = cairo_pattern_create_for_surface (surface);
cairo_pattern_set_extend (pattern, CAIRO_EXTEND_REPEAT);
cairo_surface_destroy (surface);
return pattern;
}
static void
e_meeting_time_selector_realize (GtkWidget *widget)
{
EMeetingTimeSelector *mts;
if (GTK_WIDGET_CLASS (e_meeting_time_selector_parent_class)->realize)
(*GTK_WIDGET_CLASS (e_meeting_time_selector_parent_class)->realize)(widget);
mts = E_MEETING_TIME_SELECTOR (widget);
mts->no_info_pattern = e_meeting_time_selector_create_no_info_pattern (mts);
}
static void
e_meeting_time_selector_unrealize (GtkWidget *widget)
{
EMeetingTimeSelector *mts;
mts = E_MEETING_TIME_SELECTOR (widget);
cairo_pattern_destroy (mts->no_info_pattern);
mts->no_info_pattern = NULL;
if (GTK_WIDGET_CLASS (e_meeting_time_selector_parent_class)->unrealize)
(*GTK_WIDGET_CLASS (e_meeting_time_selector_parent_class)->unrealize)(widget);
}
static gint
get_cell_height (GtkTreeView *tree)
{
GtkTreeViewColumn *column;
gint height = -1;
column = gtk_tree_view_get_column (tree, 0);
gtk_tree_view_column_cell_get_size (column, NULL,
NULL, NULL,
NULL, &height);
return height;
}
static gboolean
style_change_idle_func (EMeetingTimeSelector *mts)
{
EMeetingTime saved_time;
GtkAdjustment *adjustment;
GtkWidget *widget;
gint hour, max_hour_width;
/*int maxheight; */
PangoFontDescription *font_desc;
PangoContext *pango_context;
PangoFontMetrics *font_metrics;
PangoLayout *layout;
/* Set up Pango prerequisites */
widget = GTK_WIDGET (mts);
font_desc = gtk_widget_get_style (widget)->font_desc;
pango_context = gtk_widget_get_pango_context (widget);
font_metrics = pango_context_get_metrics (pango_context, font_desc,
pango_context_get_language (pango_context));
layout = pango_layout_new (pango_context);
/* Calculate the widths of the hour strings in the style's font. */
max_hour_width = 0;
for (hour = 0; hour < 24; hour++) {
if (e_meeting_time_selector_get_use_24_hour_format (mts))
pango_layout_set_text (layout, EMeetingTimeSelectorHours[hour], -1);
else
pango_layout_set_text (layout, EMeetingTimeSelectorHours12[hour], -1);
pango_layout_get_pixel_size (layout, &mts->hour_widths[hour], NULL);
max_hour_width = MAX (max_hour_width, mts->hour_widths[hour]);
}
/* add also some padding for lines so it fits better */
mts->row_height = get_cell_height (GTK_TREE_VIEW (mts->list_view)) + 2;
mts->col_width = max_hour_width + 6;
e_meeting_time_selector_save_position (mts, &saved_time);
e_meeting_time_selector_recalc_grid (mts);
e_meeting_time_selector_restore_position (mts, &saved_time);
gtk_widget_set_size_request (mts->display_top, -1, mts->row_height * 3 + 4);
/*
* FIXME: I can't find a way to get the treeview header heights
* other than the below but it isn't nice to realize that widget here
*
*
gtk_widget_realize (mts->list_view);
gdk_window_get_position (gtk_tree_view_get_bin_window (GTK_TREE_VIEW (mts->list_view)),
NULL, &maxheight);
gtk_widget_set_size_request (mts->attendees_vbox_spacer, 1, mts->row_height * 3 - maxheight);
*
*/
gtk_widget_set_size_request (mts->attendees_vbox_spacer, 1, mts->row_height * 2 - 6);
widget = mts->display_main;
adjustment = gtk_scrollable_get_hadjustment (GTK_SCROLLABLE (widget));
gtk_adjustment_set_step_increment (adjustment, mts->day_width);
adjustment = gtk_scrollable_get_vadjustment (GTK_SCROLLABLE (widget));
gtk_adjustment_set_step_increment (adjustment, mts->row_height);
g_object_unref (layout);
pango_font_metrics_unref (font_metrics);
mts->style_change_idle_id = 0;
return FALSE;
}
static void
e_meeting_time_selector_style_set (GtkWidget *widget,
GtkStyle *previous_style)
{
EMeetingTimeSelector *mts = E_MEETING_TIME_SELECTOR (widget);
if (GTK_WIDGET_CLASS (e_meeting_time_selector_parent_class)->style_set)
(*GTK_WIDGET_CLASS (e_meeting_time_selector_parent_class)->style_set)(widget, previous_style);
if (!mts->style_change_idle_id)
mts->style_change_idle_id = g_idle_add (
(GSourceFunc) style_change_idle_func, widget);
}
/* This draws a shadow around the top display and main display. */
static gint
e_meeting_time_selector_draw (GtkWidget *widget,
cairo_t *cr)
{
EMeetingTimeSelector *mts;
mts = E_MEETING_TIME_SELECTOR (widget);
e_meeting_time_selector_draw_shadow (mts, cr);
if (GTK_WIDGET_CLASS (e_meeting_time_selector_parent_class)->draw)
(*GTK_WIDGET_CLASS (e_meeting_time_selector_parent_class)->draw)(widget, cr);
return FALSE;
}
static void
e_meeting_time_selector_draw_shadow (EMeetingTimeSelector *mts,
cairo_t *cr)
{
GtkAllocation allocation;
GtkStyle *style;
gint x, y, w, h;
cairo_save (cr);
/* Draw the shadow around the graphical displays. */
gtk_widget_get_allocation (mts->display_top, &allocation);
x = allocation.x - 2;
y = allocation.y - 2;
w = allocation.width + 4;
h = allocation.height + allocation.height + 4;
style = gtk_widget_get_style (GTK_WIDGET (mts));
gtk_paint_shadow (
style, cr, GTK_STATE_NORMAL,
GTK_SHADOW_IN, NULL, NULL, x, y, w, h);
cairo_restore (cr);
}
/* When the main canvas scrolls, we scroll the other canvases. */
static void
e_meeting_time_selector_hadjustment_changed (GtkAdjustment *adjustment,
EMeetingTimeSelector *mts)
{
GtkAdjustment *hadjustment;
GtkScrollable *scrollable;
gdouble value;
scrollable = GTK_SCROLLABLE (mts->display_top);
hadjustment = gtk_scrollable_get_hadjustment (scrollable);
value = gtk_adjustment_get_value (adjustment);
gtk_adjustment_set_value (hadjustment, value);
}
static void
e_meeting_time_selector_vadjustment_changed (GtkAdjustment *adjustment,
EMeetingTimeSelector *mts)
{
GtkAdjustment *vadjustment;
GtkTreeView *tree_view;
gdouble value;
tree_view = GTK_TREE_VIEW (mts->list_view);
vadjustment = gtk_tree_view_get_vadjustment (tree_view);
value = gtk_adjustment_get_value (adjustment);
gtk_adjustment_set_value (vadjustment, value);
}
void
e_meeting_time_selector_get_meeting_time (EMeetingTimeSelector *mts,
gint *start_year,
gint *start_month,
gint *start_day,
gint *start_hour,
gint *start_minute,
gint *end_year,
gint *end_month,
gint *end_day,
gint *end_hour,
gint *end_minute)
{
*start_year = g_date_get_year (&mts->meeting_start_time.date);
*start_month = g_date_get_month (&mts->meeting_start_time.date);
*start_day = g_date_get_day (&mts->meeting_start_time.date);
*start_hour = mts->meeting_start_time.hour;
*start_minute = mts->meeting_start_time.minute;
*end_year = g_date_get_year (&mts->meeting_end_time.date);
*end_month = g_date_get_month (&mts->meeting_end_time.date);
*end_day = g_date_get_day (&mts->meeting_end_time.date);
*end_hour = mts->meeting_end_time.hour;
*end_minute = mts->meeting_end_time.minute;
}
gboolean
e_meeting_time_selector_set_meeting_time (EMeetingTimeSelector *mts,
gint start_year,
gint start_month,
gint start_day,
gint start_hour,
gint start_minute,
gint end_year,
gint end_month,
gint end_day,
gint end_hour,
gint end_minute)
{
g_return_val_if_fail (E_IS_MEETING_TIME_SELECTOR (mts), FALSE);
/* Check the dates are valid. */
if (!g_date_valid_dmy (start_day, start_month, start_year)
|| !g_date_valid_dmy (end_day, end_month, end_year)
|| start_hour < 0 || start_hour > 23
|| end_hour < 0 || end_hour > 23
|| start_minute < 0 || start_minute > 59
|| end_minute < 0 || end_minute > 59)
return FALSE;
g_date_set_dmy (&mts->meeting_start_time.date, start_day, start_month,
start_year);
mts->meeting_start_time.hour = start_hour;
mts->meeting_start_time.minute = start_minute;
g_date_set_dmy (&mts->meeting_end_time.date, end_day, end_month,
end_year);
mts->meeting_end_time.hour = end_hour;
mts->meeting_end_time.minute = end_minute;
mts->meeting_positions_valid = FALSE;
gtk_widget_queue_draw (mts->display_top);
gtk_widget_queue_draw (mts->display_main);
/* Set the times in the EDateEdit widgets. */
e_meeting_time_selector_update_start_date_edit (mts);
e_meeting_time_selector_update_end_date_edit (mts);
g_signal_emit (mts, signals[CHANGED], 0);
return TRUE;
}
void
e_meeting_time_selector_set_all_day (EMeetingTimeSelector *mts,
gboolean all_day)
{
EMeetingTime saved_time;
mts->all_day = all_day;
e_date_edit_set_show_time (E_DATE_EDIT (mts->start_date_edit),
!all_day);
e_date_edit_set_show_time (E_DATE_EDIT (mts->end_date_edit),
!all_day);
e_meeting_time_selector_save_position (mts, &saved_time);
e_meeting_time_selector_recalc_grid (mts);
e_meeting_time_selector_restore_position (mts, &saved_time);
gtk_widget_queue_draw (mts->display_top);
gtk_widget_queue_draw (mts->display_main);
e_meeting_time_selector_update_date_popup_menus (mts);
}
void
e_meeting_time_selector_set_working_hours_only (EMeetingTimeSelector *mts,
gboolean working_hours_only)
{
EMeetingTime saved_time;
g_return_if_fail (E_IS_MEETING_TIME_SELECTOR (mts));
if (mts->working_hours_only == working_hours_only)
return;
mts->working_hours_only = working_hours_only;
e_meeting_time_selector_save_position (mts, &saved_time);
e_meeting_time_selector_recalc_grid (mts);
e_meeting_time_selector_restore_position (mts, &saved_time);
gtk_widget_queue_draw (mts->display_top);
gtk_widget_queue_draw (mts->display_main);
e_meeting_time_selector_update_date_popup_menus (mts);
}
void
e_meeting_time_selector_set_working_hours (EMeetingTimeSelector *mts,
gint day_start_hour,
gint day_start_minute,
gint day_end_hour,
gint day_end_minute)
{
EMeetingTime saved_time;
g_return_if_fail (E_IS_MEETING_TIME_SELECTOR (mts));
if (mts->day_start_hour == day_start_hour
&& mts->day_start_minute == day_start_minute
&& mts->day_end_hour == day_end_hour
&& mts->day_end_minute == day_end_minute)
return;
mts->day_start_hour = day_start_hour;
mts->day_start_minute = day_start_minute;
/* Make sure we always show atleast an hour */
if (day_start_hour * 60 + day_start_minute + 60 < day_end_hour * 60 + day_end_minute) {
mts->day_end_hour = day_end_hour;
mts->day_end_minute = day_end_minute;
} else {
mts->day_end_hour = day_start_hour + 1;
mts->day_end_minute = day_start_minute;
}
e_meeting_time_selector_save_position (mts, &saved_time);
e_meeting_time_selector_recalc_grid (mts);
e_meeting_time_selector_restore_position (mts, &saved_time);
gtk_widget_queue_draw (mts->display_top);
gtk_widget_queue_draw (mts->display_main);
e_meeting_time_selector_update_date_popup_menus (mts);
}
void
e_meeting_time_selector_set_zoomed_out (EMeetingTimeSelector *mts,
gboolean zoomed_out)
{
EMeetingTime saved_time;
g_return_if_fail (E_IS_MEETING_TIME_SELECTOR (mts));
if (mts->zoomed_out == zoomed_out)
return;
mts->zoomed_out = zoomed_out;
e_meeting_time_selector_save_position (mts, &saved_time);
e_meeting_time_selector_recalc_grid (mts);
e_meeting_time_selector_restore_position (mts, &saved_time);
gtk_widget_queue_draw (mts->display_top);
gtk_widget_queue_draw (mts->display_main);
}
static gboolean
e_meeting_time_selector_refresh_cb (gpointer data)
{
EMeetingTimeSelector *mts = data;
if (e_meeting_store_get_num_queries (mts->model) == 0) {
GdkCursor *cursor;
GdkWindow *window;
cursor = gdk_cursor_new (GDK_LEFT_PTR);
window = gtk_widget_get_window (GTK_WIDGET (mts));
if (window)
gdk_window_set_cursor (window, cursor);
g_object_unref (cursor);
mts->last_cursor_set = GDK_LEFT_PTR;
e_meeting_time_selector_item_set_normal_cursor (E_MEETING_TIME_SELECTOR_ITEM (mts->item_top));
e_meeting_time_selector_item_set_normal_cursor (E_MEETING_TIME_SELECTOR_ITEM (mts->item_main));
}
if (mts->display_top != NULL)
gtk_widget_queue_draw (mts->display_top);
if (mts->display_main != NULL)
gtk_widget_queue_draw (mts->display_main);
g_object_unref (G_OBJECT (mts));
return FALSE;
}
void
e_meeting_time_selector_refresh_free_busy (EMeetingTimeSelector *mts,
gint row,
gboolean all)
{
EMeetingTime start, end;
/* nothing to refresh, lets not leak a busy cursor */
if (e_meeting_store_count_actual_attendees (mts->model) <= 0)
return;
start = mts->meeting_start_time;
g_date_subtract_days (&start.date, E_MEETING_TIME_SELECTOR_FB_DAYS_BEFORE);
start.hour = 0;
start.minute = 0;
end = mts->meeting_end_time;
g_date_add_days (&end.date, E_MEETING_TIME_SELECTOR_FB_DAYS_AFTER);
end.hour = 0;
end.minute = 0;
/* XXX This function is called during schedule page initialization
* before the meeting time selector is realized, meaning it has
* no GdkWindow yet. This avoids a runtime warning. */
if (gtk_widget_get_realized (GTK_WIDGET (mts))) {
GdkCursor *cursor;
GdkWindow *window;
/* Set the cursor to Busy. We need to reset it to
* normal once the free busy queries are complete. */
cursor = gdk_cursor_new (GDK_WATCH);
window = gtk_widget_get_window (GTK_WIDGET (mts));
gdk_window_set_cursor (window, cursor);
g_object_unref (cursor);
mts->last_cursor_set = GDK_WATCH;
}
/* Ref ourselves in case we are called back after destruction,
* we can do this because we will get a call back even after
* an error */
/* FIXME We should really have a mechanism to unqueue the
* notification */
if (all) {
gint i;
for (i = 0; i < e_meeting_store_count_actual_attendees (mts->model); i++)
g_object_ref (G_OBJECT (mts));
} else {
g_object_ref (G_OBJECT (mts));
}
if (all)
e_meeting_store_refresh_all_busy_periods (mts->model, &start, &end,
e_meeting_time_selector_refresh_cb, mts);
else
e_meeting_store_refresh_busy_periods (mts->model, row, &start, &end,
e_meeting_time_selector_refresh_cb, mts);
}
EMeetingTimeSelectorAutopickOption
e_meeting_time_selector_get_autopick_option (EMeetingTimeSelector *mts)
{
GtkWidget *widget;
widget = mts->autopick_all_item;
if (gtk_check_menu_item_get_active (GTK_CHECK_MENU_ITEM (widget)))
return E_MEETING_TIME_SELECTOR_ALL_PEOPLE_AND_RESOURCES;
widget = mts->autopick_all_people_one_resource_item;
if (gtk_check_menu_item_get_active (GTK_CHECK_MENU_ITEM (widget)))
return E_MEETING_TIME_SELECTOR_ALL_PEOPLE_AND_ONE_RESOURCE;
widget = mts->autopick_required_people_item;
if (gtk_check_menu_item_get_active (GTK_CHECK_MENU_ITEM (widget)))
return E_MEETING_TIME_SELECTOR_REQUIRED_PEOPLE;
return E_MEETING_TIME_SELECTOR_REQUIRED_PEOPLE_AND_ONE_RESOURCE;
}
void
e_meeting_time_selector_set_autopick_option (EMeetingTimeSelector *mts,
EMeetingTimeSelectorAutopickOption autopick_option)
{
g_return_if_fail (E_IS_MEETING_TIME_SELECTOR (mts));
switch (autopick_option) {
case E_MEETING_TIME_SELECTOR_ALL_PEOPLE_AND_RESOURCES:
gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (mts->autopick_all_item), TRUE);
break;
case E_MEETING_TIME_SELECTOR_ALL_PEOPLE_AND_ONE_RESOURCE:
gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (mts->autopick_all_people_one_resource_item), TRUE);
break;
case E_MEETING_TIME_SELECTOR_REQUIRED_PEOPLE:
gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (mts->autopick_required_people_item), TRUE);
break;
case E_MEETING_TIME_SELECTOR_REQUIRED_PEOPLE_AND_ONE_RESOURCE:
gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (mts->autopick_required_people_one_resource_item), TRUE);
break;
}
}
void
e_meeting_time_selector_set_read_only (EMeetingTimeSelector *mts,
gboolean read_only)
{
g_return_if_fail (E_IS_MEETING_TIME_SELECTOR (mts));
gtk_widget_set_sensitive (GTK_WIDGET (mts->list_view), !read_only);
gtk_widget_set_sensitive (mts->display_main, !read_only);
gtk_widget_set_sensitive (mts->add_attendees_button, !read_only);
gtk_widget_set_sensitive (mts->autopick_down_button, !read_only);
gtk_widget_set_sensitive (mts->autopick_button, !read_only);
gtk_widget_set_sensitive (mts->autopick_up_button, !read_only);
gtk_widget_set_sensitive (mts->start_date_edit, !read_only);
gtk_widget_set_sensitive (mts->end_date_edit, !read_only);
}
/*
* DEBUGGING ROUTINES - functions to output various bits of data.
*/
#ifdef E_MEETING_TIME_SELECTOR_DEBUG
/* Debugging function to dump information on all attendees. */
void
e_meeting_time_selector_dump (EMeetingTimeSelector *mts)
{
EMeetingTimeSelectorAttendee *attendee;
EMeetingTimeSelectorPeriod *period;
gint row, period_num;
gchar buffer[128];
g_return_if_fail (E_IS_MEETING_TIME_SELECTOR (mts));
g_print ("\n\nAttendee Information:\n");
for (row = 0; row < mts->attendees->len; row++) {
attendee = &g_array_index (mts->attendees,
EMeetingTimeSelectorAttendee, row);
g_print ("Attendee: %s\n", attendee->name);
g_print (" Longest Busy Period: %i days\n",
attendee->longest_period_in_days);
e_meeting_time_selector_attendee_ensure_periods_sorted (mts, attendee);
#if 1
for (period_num = 0;
period_num < attendee->busy_periods->len;
period_num++) {
period = &g_array_index (attendee->busy_periods,
EMeetingTimeSelectorPeriod,
period_num);
/* These are just for debugging so don't need i18n. */
g_date_strftime (buffer, sizeof (buffer),
"%A, %B %d, %Y", &period->start.date);
g_print (" Start: %s %i:%02i\n", buffer,
period->start.hour, period->start.minute);
g_date_strftime (buffer, sizeof (buffer),
"%A, %B %d, %Y", &period->end.date);
g_print (" End : %s %i:%02i\n", buffer,
period->end.hour, period->end.minute);
}
#endif
}
}
/* This formats a EMeetingTimein a string and returns it.
* Note that it uses a static buffer. */
gchar *
e_meeting_time_selector_dump_time (EMeetingTime *mtstime)
{
static gchar buffer[128];
gchar buffer2[128];
/* This is just for debugging so doesn't need i18n. */
g_date_strftime (buffer, sizeof (buffer), "%A, %B %d, %Y",
&mtstime->date);
sprintf (buffer2, " at %i:%02i", (gint) mtstime->hour,
(gint) mtstime->minute);
strcat (buffer, buffer2);
return buffer;
}
/* This formats a GDate in a string and returns it.
* Note that it uses a static buffer. */
gchar *
e_meeting_time_selector_dump_date (GDate *date)
{
static gchar buffer[128];
/* This is just for debugging so doesn't need i18n. */
g_date_strftime (buffer, sizeof (buffer), "%A, %B %d, %Y", date);
return buffer;
}
#endif /* E_MEETING_TIME_SELECTOR_DEBUG */
static void
e_meeting_time_selector_on_invite_others_button_clicked (GtkWidget *button,
EMeetingTimeSelector *mts)
{
e_meeting_list_view_invite_others_dialog (mts->list_view);
}
static void
e_meeting_time_selector_on_options_button_clicked (GtkWidget *button,
EMeetingTimeSelector *mts)
{
gtk_menu_popup (GTK_MENU (mts->options_menu), NULL, NULL,
e_meeting_time_selector_options_menu_position_callback,
mts, 1, GDK_CURRENT_TIME);
}
static void
e_meeting_time_selector_options_menu_position_callback (GtkMenu *menu,
gint *x,
gint *y,
gboolean *push_in,
gpointer user_data)
{
EMeetingTimeSelector *mts;
GtkRequisition menu_requisition;
GtkAllocation allocation;
GtkWidget *widget;
GdkWindow *window;
gint max_x, max_y;
mts = E_MEETING_TIME_SELECTOR (user_data);
/* Calculate our preferred position. */
widget = mts->options_button;
window = gtk_widget_get_window (widget);
gdk_window_get_origin (window, x, y);
gtk_widget_get_allocation (widget, &allocation);
*x += allocation.x;
*y += allocation.y + allocation.height - 2;
/* Now make sure we are on the screen. */
gtk_widget_get_preferred_size (mts->options_menu, &menu_requisition, NULL);
max_x = MAX (0, gdk_screen_width () - menu_requisition.width);
max_y = MAX (0, gdk_screen_height () - menu_requisition.height);
*x = CLAMP (*x, 0, max_x);
*y = CLAMP (*y, 0, max_y);
}
static void
e_meeting_time_selector_on_update_free_busy (GtkWidget *button,
EMeetingTimeSelector *mts)
{
/* Make sure the menu pops down, which doesn't happen by default if
* keyboard accelerators are used. */
if (gtk_widget_get_visible (mts->options_menu))
gtk_menu_popdown (GTK_MENU (mts->options_menu));
e_meeting_time_selector_refresh_free_busy (mts, 0, TRUE);
}
static void
e_meeting_time_selector_on_autopick_button_clicked (GtkWidget *button,
EMeetingTimeSelector *mts)
{
gtk_menu_popup (GTK_MENU (mts->autopick_menu), NULL, NULL,
e_meeting_time_selector_autopick_menu_position_callback,
mts, 1, GDK_CURRENT_TIME);
}
static void
e_meeting_time_selector_autopick_menu_position_callback (GtkMenu *menu,
gint *x,
gint *y,
gboolean *push_in,
gpointer user_data)
{
EMeetingTimeSelector *mts;
GtkRequisition menu_requisition;
GtkAllocation allocation;
GtkWidget *widget;
GdkWindow *window;
gint max_x, max_y;
mts = E_MEETING_TIME_SELECTOR (user_data);
/* Calculate our preferred position. */
widget = mts->autopick_button;
window = gtk_widget_get_window (widget);
gdk_window_get_origin (window, x, y);
gtk_widget_get_allocation (widget, &allocation);
*x += allocation.x;
*y += allocation.y + allocation.height - 2;
/* Now make sure we are on the screen. */
gtk_widget_get_preferred_size (mts->autopick_menu, &menu_requisition, NULL);
max_x = MAX (0, gdk_screen_width () - menu_requisition.width);
max_y = MAX (0, gdk_screen_height () - menu_requisition.height);
*x = CLAMP (*x, 0, max_x);
*y = CLAMP (*y, 0, max_y);
}
static void
e_meeting_time_selector_on_autopick_option_toggled (GtkWidget *button,
EMeetingTimeSelector *mts)
{
/* Make sure the menu pops down, which doesn't happen by default if
* keyboard accelerators are used. */
if (gtk_widget_get_visible (mts->autopick_menu))
gtk_menu_popdown (GTK_MENU (mts->autopick_menu));
}
static void
e_meeting_time_selector_on_prev_button_clicked (GtkWidget *button,
EMeetingTimeSelector *mts)
{
e_meeting_time_selector_autopick (mts, FALSE);
}
static void
e_meeting_time_selector_on_next_button_clicked (GtkWidget *button,
EMeetingTimeSelector *mts)
{
e_meeting_time_selector_autopick (mts, TRUE);
}
/* This tries to find the previous or next meeting time for which all
* attendees will be available. */
static void
e_meeting_time_selector_autopick (EMeetingTimeSelector *mts,
gboolean forward)
{
EMeetingTime start_time, end_time, *resource_free;
EMeetingAttendee *attendee;
EMeetingFreeBusyPeriod *period;
EMeetingTimeSelectorAutopickOption autopick_option;
gint duration_days, duration_hours, duration_minutes, row;
gboolean meeting_time_ok, skip_optional = FALSE;
gboolean need_one_resource = FALSE, found_resource;
/* Get the current meeting duration in days + hours + minutes. */
e_meeting_time_selector_calculate_time_difference (&mts->meeting_start_time, &mts->meeting_end_time, &duration_days, &duration_hours, &duration_minutes);
/* Find the first appropriate start time. */
start_time = mts->meeting_start_time;
if (forward)
e_meeting_time_selector_find_nearest_interval (mts, &start_time, &end_time, duration_days, duration_hours, duration_minutes);
else
e_meeting_time_selector_find_nearest_interval_backward (mts, &start_time, &end_time, duration_days, duration_hours, duration_minutes);
/* Determine if we can skip optional people and if we only need one
* resource based on the autopick option. */
autopick_option = e_meeting_time_selector_get_autopick_option (mts);
if (autopick_option == E_MEETING_TIME_SELECTOR_REQUIRED_PEOPLE
|| autopick_option == E_MEETING_TIME_SELECTOR_REQUIRED_PEOPLE_AND_ONE_RESOURCE)
skip_optional = TRUE;
if (autopick_option == E_MEETING_TIME_SELECTOR_ALL_PEOPLE_AND_ONE_RESOURCE
|| autopick_option == E_MEETING_TIME_SELECTOR_REQUIRED_PEOPLE_AND_ONE_RESOURCE)
need_one_resource = TRUE;
/* Keep moving forward or backward until we find a possible meeting
* time. */
for (;;) {
meeting_time_ok = TRUE;
found_resource = FALSE;
resource_free = NULL;
/* Step through each attendee, checking if the meeting time
* intersects one of the attendees busy periods. */
for (row = 0; row < e_meeting_store_count_actual_attendees (mts->model); row++) {
attendee = e_meeting_store_find_attendee_at_row (mts->model, row);
/* Skip optional people if they don't matter. */
if (skip_optional && e_meeting_attendee_get_atype (attendee) == E_MEETING_ATTENDEE_OPTIONAL_PERSON)
continue;
period = e_meeting_time_selector_find_time_clash (mts, attendee, &start_time, &end_time);
if (need_one_resource && e_meeting_attendee_get_atype (attendee) == E_MEETING_ATTENDEE_RESOURCE) {
if (period) {
/* We want to remember the closest
* prev/next time that one resource is
* available, in case we don't find any
* free resources. */
if (forward) {
if (!resource_free || e_meeting_time_compare_times (resource_free, &period->end) > 0)
resource_free = &period->end;
} else {
if (!resource_free || e_meeting_time_compare_times (resource_free, &period->start) < 0)
resource_free = &period->start;
}
} else {
found_resource = TRUE;
}
} else if (period) {
/* Skip the period which clashed. */
if (forward) {
start_time = period->end;
} else {
start_time = period->start;
e_meeting_time_selector_adjust_time (&start_time, -duration_days, -duration_hours, -duration_minutes);
}
meeting_time_ok = FALSE;
break;
}
}
/* Check that we found one resource if necessary. If not, skip
* to the closest time that a resource is free. Note that if
* there are no resources, resource_free will never get set,
* so we assume the meeting time is OK. */
if (meeting_time_ok && need_one_resource && !found_resource
&& resource_free) {
if (forward) {
start_time = *resource_free;
} else {
start_time = *resource_free;
e_meeting_time_selector_adjust_time (&start_time, -duration_days, -duration_hours, -duration_minutes);
}
meeting_time_ok = FALSE;
}
if (meeting_time_ok) {
mts->meeting_start_time = start_time;
mts->meeting_end_time = end_time;
mts->meeting_positions_valid = FALSE;
gtk_widget_queue_draw (mts->display_top);
gtk_widget_queue_draw (mts->display_main);
/* Make sure the time is shown. */
e_meeting_time_selector_ensure_meeting_time_shown (mts);
/* Set the times in the EDateEdit widgets. */
e_meeting_time_selector_update_start_date_edit (mts);
e_meeting_time_selector_update_end_date_edit (mts);
g_signal_emit (mts, signals[CHANGED], 0);
return;
}
/* Move forward to the next possible interval. */
if (forward)
e_meeting_time_selector_find_nearest_interval (mts, &start_time, &end_time, duration_days, duration_hours, duration_minutes);
else
e_meeting_time_selector_find_nearest_interval_backward (mts, &start_time, &end_time, duration_days, duration_hours, duration_minutes);
}
}
static void
e_meeting_time_selector_calculate_time_difference (EMeetingTime *start,
EMeetingTime *end,
gint *days,
gint *hours,
gint *minutes)
{
*days = g_date_get_julian (&end->date) - g_date_get_julian (&start->date);
*hours = end->hour - start->hour;
*minutes = end->minute - start->minute;
if (*minutes < 0) {
*minutes += 60;
*hours = *hours - 1;
}
if (*hours < 0) {
*hours += 24;
*days = *days - 1;
}
}
/* This moves the given time forward to the next suitable start of a meeting.
* If zoomed_out is set, this means every hour. If not every half-hour. */
static void
e_meeting_time_selector_find_nearest_interval (EMeetingTimeSelector *mts,
EMeetingTime *start_time,
EMeetingTime *end_time,
gint days,
gint hours,
gint mins)
{
gint minutes_shown;
gboolean set_to_start_of_working_day = FALSE;
if (!mts->all_day) {
if (mts->zoomed_out) {
start_time->hour++;
start_time->minute = 0;
} else {
start_time->minute += 30;
start_time->minute -= start_time->minute % 30;
}
} else {
g_date_add_days (&start_time->date, 1);
start_time->hour = 0;
start_time->minute = 0;
}
e_meeting_time_selector_fix_time_overflows (start_time);
*end_time = *start_time;
e_meeting_time_selector_adjust_time (end_time, days, hours, mins);
/* Check if the interval is less than a day as seen in the display.
* If it isn't we don't worry about the working day. */
if (!mts->working_hours_only || days > 0)
return;
minutes_shown = (mts->day_end_hour - mts->day_start_hour) * 60;
minutes_shown += mts->day_end_minute - mts->day_start_minute;
if (hours * 60 + mins > minutes_shown)
return;
/* If the meeting time finishes past the end of the working day, move
* onto the start of the next working day. If the meeting time starts
* before the working day, move it on as well. */
if (start_time->hour > mts->day_end_hour
|| (start_time->hour == mts->day_end_hour
&& start_time->minute > mts->day_end_minute)
|| end_time->hour > mts->day_end_hour
|| (end_time->hour == mts->day_end_hour
&& end_time->minute > mts->day_end_minute)) {
g_date_add_days (&start_time->date, 1);
set_to_start_of_working_day = TRUE;
} else if (start_time->hour < mts->day_start_hour
|| (start_time->hour == mts->day_start_hour
&& start_time->minute < mts->day_start_minute)) {
set_to_start_of_working_day = TRUE;
}
if (set_to_start_of_working_day) {
start_time->hour = mts->day_start_hour;
start_time->minute = mts->day_start_minute;
if (mts->zoomed_out) {
if (start_time->minute > 0) {
start_time->hour++;
start_time->minute = 0;
}
} else {
start_time->minute += 29;
start_time->minute -= start_time->minute % 30;
}
e_meeting_time_selector_fix_time_overflows (start_time);
*end_time = *start_time;
e_meeting_time_selector_adjust_time (end_time, days, hours, mins);
}
}
/* This moves the given time backward to the next suitable start of a meeting.
* If zoomed_out is set, this means every hour. If not every half-hour. */
static void
e_meeting_time_selector_find_nearest_interval_backward (EMeetingTimeSelector *mts,
EMeetingTime *start_time,
EMeetingTime *end_time,
gint days,
gint hours,
gint mins)
{
gint new_hour, minutes_shown;
gboolean set_to_end_of_working_day = FALSE;
if (!mts->all_day) {
new_hour = start_time->hour;
if (mts->zoomed_out) {
if (start_time->minute == 0)
new_hour--;
start_time->minute = 0;
} else {
if (start_time->minute == 0) {
start_time->minute = 30;
new_hour--;
} else if (start_time->minute <= 30)
start_time->minute = 0;
else
start_time->minute = 30;
}
if (new_hour < 0) {
new_hour += 24;
g_date_subtract_days (&start_time->date, 1);
}
start_time->hour = new_hour;
} else {
g_date_subtract_days (&start_time->date, 1);
start_time->hour = 0;
start_time->minute = 0;
}
*end_time = *start_time;
e_meeting_time_selector_adjust_time (end_time, days, hours, mins);
/* Check if the interval is less than a day as seen in the display.
* If it isn't we don't worry about the working day. */
if (!mts->working_hours_only || days > 0)
return;
minutes_shown = (mts->day_end_hour - mts->day_start_hour) * 60;
minutes_shown += mts->day_end_minute - mts->day_start_minute;
if (hours * 60 + mins > minutes_shown)
return;
/* If the meeting time finishes past the end of the working day, move
* back to the end of the working day. If the meeting time starts
* before the working day, move it back to the end of the previous
* working day. */
if (start_time->hour > mts->day_end_hour
|| (start_time->hour == mts->day_end_hour
&& start_time->minute > mts->day_end_minute)
|| end_time->hour > mts->day_end_hour
|| (end_time->hour == mts->day_end_hour
&& end_time->minute > mts->day_end_minute)) {
set_to_end_of_working_day = TRUE;
} else if (start_time->hour < mts->day_start_hour
|| (start_time->hour == mts->day_start_hour
&& start_time->minute < mts->day_start_minute)) {
g_date_subtract_days (&end_time->date, 1);
set_to_end_of_working_day = TRUE;
}
if (set_to_end_of_working_day) {
end_time->hour = mts->day_end_hour;
end_time->minute = mts->day_end_minute;
*start_time = *end_time;
e_meeting_time_selector_adjust_time (start_time, -days, -hours, -mins);
if (mts->zoomed_out) {
start_time->minute = 0;
} else {
start_time->minute -= start_time->minute % 30;
}
*end_time = *start_time;
e_meeting_time_selector_adjust_time (end_time, days, hours, mins);
}
}
/* This adds on the given days, hours & minutes to a EMeetingTimeSelectorTime.
* It is used to calculate the end of a period given a start & duration.
* Days, hours & minutes can be negative, to move backwards, but they should
* be within normal ranges, e.g. hours should be between -23 and 23. */
static void
e_meeting_time_selector_adjust_time (EMeetingTime *mtstime,
gint days,
gint hours,
gint minutes)
{
gint new_hours, new_minutes;
/* We have to handle negative values for hous and minutes here, since
* EMeetingTimeuses guint8s to store them. */
new_minutes = mtstime->minute + minutes;
if (new_minutes < 0) {
new_minutes += 60;
hours -= 1;
}
new_hours = mtstime->hour + hours;
if (new_hours < 0) {
new_hours += 24;
days -= 1;
}
g_date_add_days (&mtstime->date, days);
mtstime->hour = new_hours;
mtstime->minute = new_minutes;
e_meeting_time_selector_fix_time_overflows (mtstime);
}
/* This looks for any busy period of the given attendee which clashes with
* the start and end time. It uses a binary search. */
static EMeetingFreeBusyPeriod *
e_meeting_time_selector_find_time_clash (EMeetingTimeSelector *mts,
EMeetingAttendee *attendee,
EMeetingTime *start_time,
EMeetingTime *end_time)
{
EMeetingFreeBusyPeriod *period;
const GArray *busy_periods;
gint period_num;
busy_periods = e_meeting_attendee_get_busy_periods (attendee);
period_num = e_meeting_attendee_find_first_busy_period (attendee, &start_time->date);
if (period_num == -1)
return NULL;
/* Step forward through the busy periods until we find a clash or we
* go past the end_time. */
while (period_num < busy_periods->len) {
period = &g_array_index (busy_periods, EMeetingFreeBusyPeriod, period_num);
/* If the period starts at or after the end time, there is no
* clash and we are finished. The busy periods are sorted by
* their start times, so all the rest will be later. */
if (e_meeting_time_compare_times (&period->start, end_time) >= 0)
return NULL;
/* If the period ends after the start time, we have found a
* clash. From the above test we already know the busy period
* isn't completely after the meeting time. */
if (e_meeting_time_compare_times (&period->end, start_time) > 0)
return period;
period_num++;
}
return NULL;
}
static void
e_meeting_time_selector_on_zoomed_out_toggled (GtkCheckMenuItem *menuitem,
EMeetingTimeSelector *mts)
{
gboolean active;
/* Make sure the menu pops down, which doesn't happen by default if
* keyboard accelerators are used. */
if (gtk_widget_get_visible (mts->options_menu))
gtk_menu_popdown (GTK_MENU (mts->options_menu));
active = gtk_check_menu_item_get_active (menuitem);
e_meeting_time_selector_set_zoomed_out (mts, active);
e_meeting_time_selector_ensure_meeting_time_shown (mts);
}
static void
e_meeting_time_selector_on_working_hours_toggled (GtkCheckMenuItem *menuitem,
EMeetingTimeSelector *mts)
{
gboolean active;
/* Make sure the menu pops down, which doesn't happen by default if
* keyboard accelerators are used. */
if (gtk_widget_get_visible (mts->options_menu))
gtk_menu_popdown (GTK_MENU (mts->options_menu));
active = gtk_check_menu_item_get_active (menuitem);
e_meeting_time_selector_set_working_hours_only (mts, active);
e_meeting_time_selector_ensure_meeting_time_shown (mts);
}
/* This recalculates day_width, first_hour_shown and last_hour_shown. */
static void
e_meeting_time_selector_recalc_grid (EMeetingTimeSelector *mts)
{
if (mts->working_hours_only) {
mts->first_hour_shown = mts->day_start_hour;
mts->last_hour_shown = mts->day_end_hour;
if (mts->day_end_minute != 0)
mts->last_hour_shown += 1;
} else {
mts->first_hour_shown = 0;
mts->last_hour_shown = 24;
}
/* In the brief view we use the nearest hours divisible by 3. */
if (mts->zoomed_out) {
mts->first_hour_shown -= mts->first_hour_shown % 3;
mts->last_hour_shown += 2;
mts->last_hour_shown -= mts->last_hour_shown % 3;
}
mts->day_width = mts->col_width * (mts->last_hour_shown - mts->first_hour_shown);
if (mts->zoomed_out)
mts->day_width /= 3;
/* Add one pixel for the extra vertical grid line. */
mts->day_width++;
gnome_canvas_set_scroll_region (GNOME_CANVAS (mts->display_top),
0, 0,
mts->day_width * E_MEETING_TIME_SELECTOR_DAYS_SHOWN,
mts->row_height * 3);
e_meeting_time_selector_update_main_canvas_scroll_region (mts);
e_meeting_time_selector_recalc_date_format (mts);
mts->meeting_positions_valid = FALSE;
}
/* This saves the first visible time in the given EMeetingTimeSelectorTime. */
static void
e_meeting_time_selector_save_position (EMeetingTimeSelector *mts,
EMeetingTime *mtstime)
{
gint scroll_x, scroll_y;
gnome_canvas_get_scroll_offsets (GNOME_CANVAS (mts->display_main),
&scroll_x, &scroll_y);
e_meeting_time_selector_calculate_time (mts, scroll_x, mtstime);
}
/* This restores a saved position. */
static void
e_meeting_time_selector_restore_position (EMeetingTimeSelector *mts,
EMeetingTime *mtstime)
{
gint scroll_x, scroll_y, new_scroll_x;
new_scroll_x = e_meeting_time_selector_calculate_time_position (mts,
mtstime);
gnome_canvas_get_scroll_offsets (GNOME_CANVAS (mts->display_main),
&scroll_x, &scroll_y);
gnome_canvas_scroll_to (GNOME_CANVAS (mts->display_main),
new_scroll_x, scroll_y);
}
/* This returns the x pixel coords of the meeting time in the entire scroll
* region. It recalculates them if they have been marked as invalid.
* If it returns FALSE then no meeting time is set or the meeting time is
* not visible in the current scroll area. */
gboolean
e_meeting_time_selector_get_meeting_time_positions (EMeetingTimeSelector *mts,
gint *start_x,
gint *end_x)
{
if (mts->meeting_positions_valid) {
if (mts->meeting_positions_in_scroll_area) {
*start_x = mts->meeting_start_x;
*end_x = mts->meeting_end_x;
return TRUE;
} else {
return FALSE;
}
}
mts->meeting_positions_valid = TRUE;
/* Check if the days aren't in our current range. */
if (g_date_compare (&mts->meeting_start_time.date, &mts->last_date_shown) > 0
|| g_date_compare (&mts->meeting_end_time.date, &mts->first_date_shown) < 0) {
mts->meeting_positions_in_scroll_area = FALSE;
return FALSE;
}
mts->meeting_positions_in_scroll_area = TRUE;
*start_x = mts->meeting_start_x = e_meeting_time_selector_calculate_time_position (mts, &mts->meeting_start_time);
*end_x = mts->meeting_end_x = e_meeting_time_selector_calculate_time_position (mts, &mts->meeting_end_time);
return TRUE;
}
/* This recalculates the date format to used, by computing the width of the
* longest date strings in the widget's font and seeing if they fit. */
static void
e_meeting_time_selector_recalc_date_format (EMeetingTimeSelector *mts)
{
/* An array of dates, one for each month in the year 2000. They must
* all be Sundays. */
static const gint days[12] = { 23, 20, 19, 23, 21, 18,
23, 20, 17, 22, 19, 24 };
GDate date;
gint max_date_width, longest_weekday_width, longest_month_width, width;
gint day, longest_weekday, month, longest_month;
gchar buffer[128];
const gchar *name;
PangoContext *pango_context;
PangoLayout *layout;
/* Set up Pango prerequisites */
pango_context = gtk_widget_get_pango_context (GTK_WIDGET (mts));
layout = pango_layout_new (pango_context);
/* Calculate the maximum date width we can fit into the display. */
max_date_width = mts->day_width - 2;
/* Find the biggest full weekday name. We start on a particular
* Monday and go through seven days. */
g_date_clear (&date, 1);
g_date_set_dmy (&date, 3, 1, 2000); /* Monday 3rd Jan 2000. */
longest_weekday_width = 0;
longest_weekday = G_DATE_MONDAY;
for (day = G_DATE_MONDAY; day <= G_DATE_SUNDAY; day++) {
name = e_get_weekday_name (day, FALSE);
pango_layout_set_text (layout, name, -1);
pango_layout_get_pixel_size (layout, &width, NULL);
if (width > longest_weekday_width) {
longest_weekday = day;
longest_weekday_width = width;
}
}
/* Now find the biggest month name. */
longest_month_width = 0;
longest_month = G_DATE_JANUARY;
for (month = G_DATE_JANUARY; month <= G_DATE_DECEMBER; month++) {
name = e_get_month_name (month, FALSE);
pango_layout_set_text (layout, name, -1);
pango_layout_get_pixel_size (layout, &width, NULL);
if (width > longest_month_width) {
longest_month = month;
longest_month_width = width;
}
}
/* See if we can use the full date. We want to use a date with a
* month day > 20 and also the longest weekday. We use a
* pre-calculated array of days for each month and add on the
* weekday (which is 1 (Mon) to 7 (Sun). */
g_date_set_dmy (&date, days[longest_month - 1] + longest_weekday,
longest_month, 2000);
/* This is a strftime() format string %A = full weekday name,
* %B = full month name, %d = month day, %Y = full year. */
g_date_strftime (buffer, sizeof (buffer), _("%A, %B %d, %Y"), &date);
#if 0
g_print ("longest_month: %i longest_weekday: %i date: %s\n",
longest_month, longest_weekday, buffer);
#endif
pango_layout_set_text (layout, buffer, -1);
pango_layout_get_pixel_size (layout, &width, NULL);
if (width < max_date_width) {
mts->date_format = E_MEETING_TIME_SELECTOR_DATE_FULL;
return;
}
/* Now try it with abbreviated weekday names. */
longest_weekday_width = 0;
longest_weekday = G_DATE_MONDAY;
for (day = G_DATE_MONDAY; day <= G_DATE_SUNDAY; day++) {
name = e_get_weekday_name (day, TRUE);
pango_layout_set_text (layout, name, -1);
pango_layout_get_pixel_size (layout, &width, NULL);
if (width > longest_weekday_width) {
longest_weekday = day;
longest_weekday_width = width;
}
}
g_date_set_dmy (&date, days[longest_month - 1] + longest_weekday,
longest_month, 2000);
/* This is a strftime() format string %a = abbreviated weekday name,
* %m = month number, %d = month day, %Y = full year. */
g_date_strftime (buffer, sizeof (buffer), _("%a %m/%d/%Y"), &date);
#if 0
g_print ("longest_month: %i longest_weekday: %i date: %s\n",
longest_month, longest_weekday, buffer);
#endif
pango_layout_set_text (layout, buffer, -1);
pango_layout_get_pixel_size (layout, &width, NULL);
if (width < max_date_width)
mts->date_format = E_MEETING_TIME_SELECTOR_DATE_ABBREVIATED_DAY;
else
mts->date_format = E_MEETING_TIME_SELECTOR_DATE_SHORT;
g_object_unref (layout);
}
/* Turn off the background of the canvas windows. This reduces flicker
* considerably when scrolling. (Why isn't it in GnomeCanvas?). */
static void
e_meeting_time_selector_on_canvas_realized (GtkWidget *widget,
EMeetingTimeSelector *mts)
{
GdkWindow *window;
window = gtk_layout_get_bin_window (GTK_LAYOUT (widget));
gdk_window_set_background_pattern (window, NULL);
}
/* This is called when the meeting start time GnomeDateEdit is changed,
* either via the "date_changed". "time_changed" or "activate" signals on one
* of the GtkEntry widgets. So don't use the widget parameter since it may be
* one of the child GtkEntry widgets. */
static void
e_meeting_time_selector_on_start_time_changed (GtkWidget *widget,
EMeetingTimeSelector *mts)
{
gint duration_days, duration_hours, duration_minutes;
EMeetingTime mtstime;
gint hour = 0, minute = 0;
time_t newtime;
/* Date */
newtime = e_date_edit_get_time (E_DATE_EDIT (mts->start_date_edit));
g_date_clear (&mtstime.date, 1);
g_date_set_time_t (&mtstime.date, newtime);
/* Time */
e_date_edit_get_time_of_day (E_DATE_EDIT (mts->start_date_edit), &hour, &minute);
mtstime.hour = hour;
mtstime.minute = minute;
/* If the time hasn't changed, just return. */
if (e_meeting_time_compare_times (&mtstime, &mts->meeting_start_time) == 0)
return;
/* Calculate the current meeting duration. */
e_meeting_time_selector_calculate_time_difference (&mts->meeting_start_time, &mts->meeting_end_time, &duration_days, &duration_hours, &duration_minutes);
/* Set the new start time. */
mts->meeting_start_time = mtstime;
/* Update the end time so the meeting duration stays the same. */
mts->meeting_end_time = mts->meeting_start_time;
e_meeting_time_selector_adjust_time (&mts->meeting_end_time, duration_days, duration_hours, duration_minutes);
e_meeting_time_selector_update_end_date_edit (mts);
mts->meeting_positions_valid = FALSE;
e_meeting_time_selector_ensure_meeting_time_shown (mts);
gtk_widget_queue_draw (mts->display_top);
gtk_widget_queue_draw (mts->display_main);
g_signal_emit (mts, signals[CHANGED], 0);
}
/* This is called when the meeting end time GnomeDateEdit is changed,
* either via the "date_changed", "time_changed" or "activate" signals on one
* of the GtkEntry widgets. So don't use the widget parameter since it may be
* one of the child GtkEntry widgets. */
static void
e_meeting_time_selector_on_end_time_changed (GtkWidget *widget,
EMeetingTimeSelector *mts)
{
EMeetingTime mtstime;
gint hour = 0, minute = 0;
time_t newtime;
/* Date */
newtime = e_date_edit_get_time (E_DATE_EDIT (mts->end_date_edit));
g_date_clear (&mtstime.date, 1);
g_date_set_time_t (&mtstime.date, newtime);
if (mts->all_day)
g_date_add_days (&mtstime.date, 1);
/* Time */
e_date_edit_get_time_of_day (E_DATE_EDIT (mts->end_date_edit), &hour, &minute);
mtstime.hour = hour;
mtstime.minute = minute;
/* If the time hasn't changed, just return. */
if (e_meeting_time_compare_times (&mtstime, &mts->meeting_end_time) == 0)
return;
/* Set the new end time. */
mts->meeting_end_time = mtstime;
/* If the start time is after the end time, set it to the same time. */
if (e_meeting_time_compare_times (&mtstime, &mts->meeting_start_time) <= 0) {
/* We set it first, before updating the widget, so the signal
* handler will just return. */
mts->meeting_start_time = mtstime;
if (mts->all_day)
g_date_subtract_days (&mts->meeting_start_time.date, 1);
e_meeting_time_selector_update_start_date_edit (mts);
}
mts->meeting_positions_valid = FALSE;
e_meeting_time_selector_ensure_meeting_time_shown (mts);
gtk_widget_queue_draw (mts->display_top);
gtk_widget_queue_draw (mts->display_main);
g_signal_emit (mts, signals[CHANGED], 0);
}
/* This updates the ranges shown in the GnomeDateEdit popup menus, according
* to working_hours_only etc. */
static void
e_meeting_time_selector_update_date_popup_menus (EMeetingTimeSelector *mts)
{
EDateEdit *start_edit, *end_edit;
gint low_hour, high_hour;
start_edit = E_DATE_EDIT (mts->start_date_edit);
end_edit = E_DATE_EDIT (mts->end_date_edit);
if (mts->working_hours_only) {
low_hour = mts->day_start_hour;
high_hour = mts->day_end_hour;
} else {
low_hour = 0;
high_hour = 23;
}
e_date_edit_set_time_popup_range (start_edit, low_hour, high_hour);
e_date_edit_set_time_popup_range (end_edit, low_hour, high_hour);
}
static void
e_meeting_time_selector_on_canvas_size_allocate (GtkWidget *widget,
GtkAllocation *allocation,
EMeetingTimeSelector *mts)
{
e_meeting_time_selector_update_main_canvas_scroll_region (mts);
e_meeting_time_selector_ensure_meeting_time_shown (mts);
}
static gboolean
e_meeting_time_selector_on_canvas_scroll_event (GtkWidget *widget,
GdkEventScroll *event,
EMeetingTimeSelector *mts)
{
gboolean return_val = FALSE;
/* escalate to the list view's parent, which is a scrolled window */
g_signal_emit_by_name (gtk_widget_get_parent (GTK_WIDGET (mts->list_view)), "scroll-event", event, &return_val);
return return_val;
}
/* This updates the canvas scroll regions according to the number of attendees.
* If the total height needed is less than the height of the canvas, we must
* use the height of the canvas, or it causes problems. */
static void
e_meeting_time_selector_update_main_canvas_scroll_region (EMeetingTimeSelector *mts)
{
GtkAllocation allocation;
gint height;
gtk_widget_get_allocation (mts->display_main, &allocation);
height = mts->row_height * (e_meeting_store_count_actual_attendees (mts->model) + 2);
height = MAX (height, allocation.height);
gnome_canvas_set_scroll_region (GNOME_CANVAS (mts->display_main),
0, 0,
mts->day_width * E_MEETING_TIME_SELECTOR_DAYS_SHOWN,
height);
}
/* This changes the meeting time based on the given x coordinate and whether
* we are dragging the start or end bar. It returns the new position, which
* will be swapped if the start bar is dragged past the end bar or vice versa.
* It make sure the meeting time is never dragged outside the visible canvas
* area. */
void
e_meeting_time_selector_drag_meeting_time (EMeetingTimeSelector *mts,
gint x)
{
EMeetingTime first_time, last_time, drag_time, *time_to_set;
gint scroll_x, scroll_y, canvas_width;
gboolean set_both_times = FALSE;
GtkAllocation allocation;
/* Get the x coords of visible part of the canvas. */
gnome_canvas_get_scroll_offsets (GNOME_CANVAS (mts->display_main),
&scroll_x, &scroll_y);
gtk_widget_get_allocation (mts->display_main, &allocation);
canvas_width = allocation.width;
/* Save the x coordinate for the timeout handler. */
mts->last_drag_x = (x < scroll_x) ? x - scroll_x
: x - scroll_x - canvas_width + 1;
/* Check if the mouse is off the edge of the canvas. */
if (x < scroll_x || x > scroll_x + canvas_width) {
/* If we haven't added a timeout function, add one. */
if (mts->auto_scroll_timeout_id == 0) {
mts->auto_scroll_timeout_id = g_timeout_add (60, e_meeting_time_selector_timeout_handler, mts);
mts->scroll_count = 0;
/* Call the handler to start scrolling now. */
e_meeting_time_selector_timeout_handler (mts);
return;
}
} else {
e_meeting_time_selector_remove_timeout (mts);
}
/* Calculate the minimum & maximum times we can use, based on the
* scroll offsets and whether zoomed_out is set. */
e_meeting_time_selector_calculate_time (mts, scroll_x, &first_time);
e_meeting_time_selector_calculate_time (mts, scroll_x + canvas_width - 1,
&last_time);
if (!mts->all_day) {
if (mts->zoomed_out) {
if (first_time.minute > 30)
first_time.hour++;
first_time.minute = 0;
last_time.minute = 0;
} else {
first_time.minute += 15;
first_time.minute -= first_time.minute % 30;
last_time.minute -= last_time.minute % 30;
}
} else {
if (first_time.hour > 0 || first_time.minute > 0)
g_date_add_days (&first_time.date, 1);
first_time.hour = 0;
first_time.minute = 0;
last_time.hour = 0;
last_time.minute = 0;
}
e_meeting_time_selector_fix_time_overflows (&first_time);
e_meeting_time_selector_fix_time_overflows (&last_time);
/* Calculate the time from x coordinate. */
e_meeting_time_selector_calculate_time (mts, x, &drag_time);
/* Calculate the nearest half-hour or hour, depending on whether
* zoomed_out is set. */
if (!mts->all_day) {
if (mts->zoomed_out) {
if (drag_time.minute > 30)
drag_time.hour++;
drag_time.minute = 0;
} else {
drag_time.minute += 15;
drag_time.minute -= drag_time.minute % 30;
}
} else {
if (drag_time.hour > 12)
g_date_add_days (&drag_time.date, 1);
drag_time.hour = 0;
drag_time.minute = 0;
}
e_meeting_time_selector_fix_time_overflows (&drag_time);
/* Now make sure we are between first_time & last_time. */
if (e_meeting_time_compare_times (&drag_time, &first_time) < 0)
drag_time = first_time;
if (e_meeting_time_compare_times (&drag_time, &last_time) > 0)
drag_time = last_time;
/* Set the meeting start or end time to drag_time. */
if (mts->dragging_position == E_MEETING_TIME_SELECTOR_POS_START)
time_to_set = &mts->meeting_start_time;
else
time_to_set = &mts->meeting_end_time;
/* If the time is unchanged, just return. */
if (e_meeting_time_compare_times (time_to_set, &drag_time) == 0)
return;
/* Don't let an empty occur for all day events */
if (mts->all_day
&& mts->dragging_position == E_MEETING_TIME_SELECTOR_POS_START
&& e_meeting_time_compare_times (&mts->meeting_end_time, &drag_time) == 0)
return;
else if (mts->all_day
&& mts->dragging_position == E_MEETING_TIME_SELECTOR_POS_END
&& e_meeting_time_compare_times (&mts->meeting_start_time, &drag_time) == 0)
return;
*time_to_set = drag_time;
/* Check if the start time and end time need to be switched. */
if (e_meeting_time_compare_times (&mts->meeting_start_time,
&mts->meeting_end_time) > 0) {
drag_time = mts->meeting_start_time;
mts->meeting_start_time = mts->meeting_end_time;
mts->meeting_end_time = drag_time;
if (mts->dragging_position == E_MEETING_TIME_SELECTOR_POS_START)
mts->dragging_position = E_MEETING_TIME_SELECTOR_POS_END;
else
mts->dragging_position = E_MEETING_TIME_SELECTOR_POS_START;
set_both_times = TRUE;
}
/* Mark the calculated positions as invalid. */
mts->meeting_positions_valid = FALSE;
/* Redraw the canvases. */
gtk_widget_queue_draw (mts->display_top);
gtk_widget_queue_draw (mts->display_main);
/* Set the times in the GnomeDateEdit widgets. */
if (set_both_times
|| mts->dragging_position == E_MEETING_TIME_SELECTOR_POS_START)
e_meeting_time_selector_update_start_date_edit (mts);
if (set_both_times
|| mts->dragging_position == E_MEETING_TIME_SELECTOR_POS_END)
e_meeting_time_selector_update_end_date_edit (mts);
if (set_both_times
|| mts->dragging_position == E_MEETING_TIME_SELECTOR_POS_END
|| mts->dragging_position == E_MEETING_TIME_SELECTOR_POS_START)
g_signal_emit (mts, signals[CHANGED], 0);
}
/* This is the timeout function which handles auto-scrolling when the user is
* dragging one of the meeting time vertical bars outside the left or right
* edge of the canvas. */
static gboolean
e_meeting_time_selector_timeout_handler (gpointer data)
{
EMeetingTimeSelector *mts;
EMeetingTime drag_time, *time_to_set;
gint scroll_x, max_scroll_x, scroll_y, canvas_width;
gint scroll_speed, scroll_offset;
gboolean set_both_times = FALSE;
GtkAllocation allocation;
mts = E_MEETING_TIME_SELECTOR (data);
GDK_THREADS_ENTER ();
/* Return if we don't need to scroll yet. */
if (mts->scroll_count-- > 0) {
GDK_THREADS_LEAVE ();
return TRUE;
}
/* Get the x coords of visible part of the canvas. */
gnome_canvas_get_scroll_offsets (GNOME_CANVAS (mts->display_main),
&scroll_x, &scroll_y);
gtk_widget_get_allocation (mts->display_main, &allocation);
canvas_width = allocation.width;
/* Calculate the scroll delay, between 0 and MAX_SCROLL_SPEED. */
scroll_speed = abs (mts->last_drag_x / E_MEETING_TIME_SELECTOR_SCROLL_INCREMENT_WIDTH);
scroll_speed = MIN (scroll_speed,
E_MEETING_TIME_SELECTOR_MAX_SCROLL_SPEED);
/* Reset the scroll count. */
mts->scroll_count = E_MEETING_TIME_SELECTOR_MAX_SCROLL_SPEED - scroll_speed;
/* Calculate how much we need to scroll. */
if (mts->last_drag_x >= 0)
scroll_offset = mts->col_width;
else
scroll_offset = -mts->col_width;
scroll_x += scroll_offset;
max_scroll_x = (mts->day_width * E_MEETING_TIME_SELECTOR_DAYS_SHOWN)
- canvas_width;
scroll_x = CLAMP (scroll_x, 0, max_scroll_x);
/* Calculate the minimum or maximum visible time in the canvas, which
* we will now set the dragged time to. */
if (scroll_offset > 0) {
e_meeting_time_selector_calculate_time (mts,
scroll_x + canvas_width - 1,
&drag_time);
if (!mts->all_day) {
if (mts->zoomed_out) {
drag_time.minute = 0;
} else {
drag_time.minute -= drag_time.minute % 30;
}
} else {
drag_time.hour = 0;
drag_time.minute = 0;
}
} else {
e_meeting_time_selector_calculate_time (mts, scroll_x,
&drag_time);
if (!mts->all_day) {
if (mts->zoomed_out) {
if (drag_time.minute > 30)
drag_time.hour++;
drag_time.minute = 0;
} else {
drag_time.minute += 15;
drag_time.minute -= drag_time.minute % 30;
}
} else {
if (drag_time.hour > 0 || drag_time.minute > 0)
g_date_add_days (&drag_time.date, 1);
drag_time.hour = 0;
drag_time.minute = 0;
}
}
e_meeting_time_selector_fix_time_overflows (&drag_time);
/* Set the meeting start or end time to drag_time. */
if (mts->dragging_position == E_MEETING_TIME_SELECTOR_POS_START)
time_to_set = &mts->meeting_start_time;
else
time_to_set = &mts->meeting_end_time;
/* If the time is unchanged, just return. */
if (e_meeting_time_compare_times (time_to_set, &drag_time) == 0) {
GDK_THREADS_LEAVE ();
goto scroll;
}
/* Don't let an empty occur for all day events */
if (mts->all_day
&& mts->dragging_position == E_MEETING_TIME_SELECTOR_POS_START
&& e_meeting_time_compare_times (&mts->meeting_end_time, &drag_time) == 0)
goto scroll;
else if (mts->all_day
&& mts->dragging_position == E_MEETING_TIME_SELECTOR_POS_END
&& e_meeting_time_compare_times (&mts->meeting_start_time, &drag_time) == 0)
goto scroll;
*time_to_set = drag_time;
/* Check if the start time and end time need to be switched. */
if (e_meeting_time_compare_times (&mts->meeting_start_time, &mts->meeting_end_time) > 0) {
drag_time = mts->meeting_start_time;
mts->meeting_start_time = mts->meeting_end_time;
mts->meeting_end_time = drag_time;
if (mts->dragging_position == E_MEETING_TIME_SELECTOR_POS_START)
mts->dragging_position = E_MEETING_TIME_SELECTOR_POS_END;
else
mts->dragging_position = E_MEETING_TIME_SELECTOR_POS_START;
set_both_times = TRUE;
}
/* Mark the calculated positions as invalid. */
mts->meeting_positions_valid = FALSE;
/* Set the times in the GnomeDateEdit widgets. */
if (set_both_times
|| mts->dragging_position == E_MEETING_TIME_SELECTOR_POS_START)
e_meeting_time_selector_update_start_date_edit (mts);
if (set_both_times
|| mts->dragging_position == E_MEETING_TIME_SELECTOR_POS_END)
e_meeting_time_selector_update_end_date_edit (mts);
if (set_both_times
|| mts->dragging_position == E_MEETING_TIME_SELECTOR_POS_END
|| mts->dragging_position == E_MEETING_TIME_SELECTOR_POS_START)
g_signal_emit (mts, signals[CHANGED], 0);
scroll:
/* Redraw the canvases. We freeze and thaw the layouts so that they
* get redrawn completely. Otherwise the pixels get scrolled left or
* right which is not good for us (since our vertical bars have been
* moved) and causes flicker. */
gnome_canvas_scroll_to (GNOME_CANVAS (mts->display_main),
scroll_x, scroll_y);
gnome_canvas_scroll_to (GNOME_CANVAS (mts->display_top),
scroll_x, scroll_y);
GDK_THREADS_LEAVE ();
return TRUE;
}
/* This removes our auto-scroll timeout function, if we have one installed. */
void
e_meeting_time_selector_remove_timeout (EMeetingTimeSelector *mts)
{
if (mts->auto_scroll_timeout_id) {
g_source_remove (mts->auto_scroll_timeout_id);
mts->auto_scroll_timeout_id = 0;
}
}
/* This updates the GnomeDateEdit widget displaying the meeting start time. */
static void
e_meeting_time_selector_update_start_date_edit (EMeetingTimeSelector *mts)
{
e_date_edit_set_date_and_time_of_day (E_DATE_EDIT (mts->start_date_edit),
g_date_get_year (&mts->meeting_start_time.date),
g_date_get_month (&mts->meeting_start_time.date),
g_date_get_day (&mts->meeting_start_time.date),
mts->meeting_start_time.hour,
mts->meeting_start_time.minute);
}
/* This updates the GnomeDateEdit widget displaying the meeting end time. */
static void
e_meeting_time_selector_update_end_date_edit (EMeetingTimeSelector *mts)
{
GDate date;
date = mts->meeting_end_time.date;
if (mts->all_day)
g_date_subtract_days (&date, 1);
e_date_edit_set_date_and_time_of_day (E_DATE_EDIT (mts->end_date_edit),
g_date_get_year (&date),
g_date_get_month (&date),
g_date_get_day (&date),
mts->meeting_end_time.hour,
mts->meeting_end_time.minute);
}
/* This ensures that the meeting time is shown on screen, by scrolling the
* canvas and possibly by changing the range of dates shown in the canvas. */
static void
e_meeting_time_selector_ensure_meeting_time_shown (EMeetingTimeSelector *mts)
{
gint start_x, end_x, scroll_x, scroll_y;
gint new_scroll_x;
GtkAllocation allocation;
EMeetingTime time;
/* Check if we need to change the range of dates shown. */
if (g_date_compare (&mts->meeting_start_time.date,
&mts->first_date_shown) < 0
|| g_date_compare (&mts->meeting_end_time.date,
&mts->last_date_shown) > 0) {
e_meeting_time_selector_update_dates_shown (mts);
gtk_widget_queue_draw (mts->display_top);
gtk_widget_queue_draw (mts->display_main);
}
/* If all of the meeting time is visible, just return. */
if (e_meeting_time_selector_get_meeting_time_positions (mts, &start_x,
&end_x)) {
time.date = mts->meeting_start_time.date;
time.hour = 0;
time.minute = 0;
start_x = e_meeting_time_selector_calculate_time_position (mts, &time);
}
gnome_canvas_get_scroll_offsets (GNOME_CANVAS (mts->display_main),
&scroll_x, &scroll_y);
gtk_widget_get_allocation (mts->display_main, &allocation);
if (start_x > scroll_x && end_x <= scroll_x + allocation.width)
return;
new_scroll_x = start_x;
gnome_canvas_scroll_to (GNOME_CANVAS (mts->display_main),
new_scroll_x, scroll_y);
}
/* This updates the range of dates shown in the canvas, to make sure that the
* currently selected meeting time is in the range. */
static void
e_meeting_time_selector_update_dates_shown (EMeetingTimeSelector *mts)
{
mts->first_date_shown = mts->meeting_start_time.date;
g_date_subtract_days (&mts->first_date_shown,
E_MEETING_TIME_SELECTOR_DAYS_START_BEFORE);
mts->last_date_shown = mts->first_date_shown;
g_date_add_days (&mts->last_date_shown,
E_MEETING_TIME_SELECTOR_DAYS_SHOWN - 1);
}
/* This checks if the time's hour is over 24 or its minute is over 60 and if
* so it updates the day/hour appropriately. Note that hours and minutes are
* stored in guint8's so they can't overflow by much. */
void
e_meeting_time_selector_fix_time_overflows (EMeetingTime *mtstime)
{
gint hours_to_add, days_to_add;
hours_to_add = mtstime->minute / 60;
if (hours_to_add > 0) {
mtstime->minute -= hours_to_add * 60;
mtstime->hour += hours_to_add;
}
days_to_add = mtstime->hour / 24;
if (days_to_add > 0) {
mtstime->hour -= days_to_add * 24;
g_date_add_days (&mtstime->date, days_to_add);
}
}
/*
* CONVERSION ROUTINES - functions to convert between different coordinate
* spaces and dates.
*/
/* This takes an x pixel coordinate within the entire canvas scroll region and
* returns the date in which it falls. If day_position is not NULL it also
* returns the x coordinate within the date, relative to the visible part of
* the canvas. It is used when painting the days in the item_draw function.
* Note that it must handle negative x coordinates in case we are dragging off
* the edge of the canvas. */
void
e_meeting_time_selector_calculate_day_and_position (EMeetingTimeSelector *mts,
gint x,
GDate *date,
gint *day_position)
{
gint days_from_first_shown;
*date = mts->first_date_shown;
if (x >= 0) {
days_from_first_shown = x / mts->day_width;
g_date_add_days (date, days_from_first_shown);
if (day_position)
*day_position = - x % mts->day_width;
} else {
days_from_first_shown = -x / mts->day_width + 1;
g_date_subtract_days (date, days_from_first_shown);
if (day_position)
*day_position = -mts->day_width - x % mts->day_width;
}
}
/* This takes an x pixel coordinate within a day, and converts it to hours
* and minutes, depending on working_hours_only and zoomed_out. */
void
e_meeting_time_selector_convert_day_position_to_hours_and_mins (EMeetingTimeSelector *mts,
gint day_position,
guint8 *hours,
guint8 *minutes)
{
if (mts->zoomed_out)
day_position *= 3;
/* Calculate the hours & minutes from the first displayed. */
*hours = day_position / mts->col_width;
*minutes = (day_position % mts->col_width) * 60 / mts->col_width;
/* Now add on the first hour shown. */
*hours += mts->first_hour_shown;
}
/* This takes an x pixel coordinate within the entire canvas scroll region and
* returns the time in which it falls. Note that it won't be extremely
* accurate since hours may only be a few pixels wide in the display.
* With zoomed_out set each pixel may represent 5 minutes or more, depending
* on how small the font is. */
void
e_meeting_time_selector_calculate_time (EMeetingTimeSelector *mts,
gint x,
EMeetingTime *time)
{
gint day_position;
/* First get the day and the x position within the day. */
e_meeting_time_selector_calculate_day_and_position (mts, x, &time->date,
NULL);
/* Now convert the day_position into an hour and minute. */
if (x >= 0)
day_position = x % mts->day_width;
else
day_position = mts->day_width + x % mts->day_width;
e_meeting_time_selector_convert_day_position_to_hours_and_mins (mts, day_position, &time->hour, &time->minute);
}
/* This takes a EMeetingTime and calculates the x pixel coordinate
* within the entire canvas scroll region. It is used to draw the selected
* meeting time and all the busy periods. */
gint
e_meeting_time_selector_calculate_time_position (EMeetingTimeSelector *mts,
EMeetingTime *mtstime)
{
gint x, date_offset, day_offset;
/* Calculate the number of days since the first date shown in the
* entire canvas scroll region. */
date_offset = g_date_get_julian (&mtstime->date) - g_date_get_julian (&mts->first_date_shown);
/* Calculate the x pixel coordinate of the start of the day. */
x = date_offset * mts->day_width;
/* Add on the hours and minutes, depending on whether zoomed_out and
* working_hours_only are set. */
day_offset = (mtstime->hour - mts->first_hour_shown) * 60
+ mtstime->minute;
/* The day width includes an extra vertical grid line so subtract 1. */
day_offset *= (mts->day_width - 1);
day_offset /= (mts->last_hour_shown - mts->first_hour_shown) * 60;
/* Clamp the day_offset in case the time isn't actually visible. */
x += CLAMP (day_offset, 0, mts->day_width);
return x;
}
static void
row_inserted_cb (GtkTreeModel *model,
GtkTreePath *path,
GtkTreeIter *iter,
gpointer data)
{
EMeetingTimeSelector *mts = E_MEETING_TIME_SELECTOR (data);
gint row = gtk_tree_path_get_indices (path)[0];
/* Update the scroll region. */
e_meeting_time_selector_update_main_canvas_scroll_region (mts);
/* Redraw */
gtk_widget_queue_draw (mts->display_top);
gtk_widget_queue_draw (mts->display_main);
/* Get the latest free/busy info */
e_meeting_time_selector_refresh_free_busy (mts, row, FALSE);
}
static void
row_changed_cb (GtkTreeModel *model,
GtkTreePath *path,
GtkTreeIter *iter,
gpointer data)
{
EMeetingTimeSelector *mts = E_MEETING_TIME_SELECTOR (data);
gint row = gtk_tree_path_get_indices (path)[0];
/* Get the latest free/busy info */
e_meeting_time_selector_refresh_free_busy (mts, row, FALSE);
}
static void
row_deleted_cb (GtkTreeModel *model,
GtkTreePath *path,
gpointer data)
{
EMeetingTimeSelector *mts = E_MEETING_TIME_SELECTOR (data);
/* Update the scroll region. */
e_meeting_time_selector_update_main_canvas_scroll_region (mts);
/* Redraw */
gtk_widget_queue_draw (mts->display_top);
gtk_widget_queue_draw (mts->display_main);
}
#define REFRESH_PAUSE 5
static gboolean
free_busy_timeout_refresh (gpointer data)
{
EMeetingTimeSelector *mts = E_MEETING_TIME_SELECTOR (data);
/* Update all free/busy info, so we use the new template uri */
e_meeting_time_selector_refresh_free_busy (mts, 0, TRUE);
mts->fb_refresh_not = 0;
return FALSE;
}
static void
free_busy_template_changed_cb (EMeetingTimeSelector *mts)
{
/* Wait REFRESH_PAUSE before refreshing, using the latest uri value */
if (mts->fb_refresh_not != 0)
g_source_remove (mts->fb_refresh_not);
mts->fb_refresh_not = g_timeout_add_seconds (
REFRESH_PAUSE, free_busy_timeout_refresh, mts);
}