/* Evolution calendar - Week day picker widget * * Copyright (C) 2000 Helix Code, Inc. * * Author: Federico Mena-Quintero * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. */ #ifdef HAVE_CONFIG_H #include #endif #include #include #include #include #include "weekday-picker.h" #define PADDING 2 /* Private part of the WeekdayPicker structure */ struct _WeekdayPickerPrivate { /* Selected days; see weekday_picker_set_days() */ guint8 day_mask; /* Blocked days; these cannot be modified */ guint8 blocked_day_mask; /* Day that defines the start of the week; 0 = Sunday, ..., 6 = Saturday */ int week_start_day; /* Metrics */ int font_ascent, font_descent; int max_letter_width; /* Components */ GnomeCanvasItem *boxes[7]; GnomeCanvasItem *labels[7]; }; /* Signal IDs */ enum { CHANGED, LAST_SIGNAL }; static void weekday_picker_class_init (WeekdayPickerClass *class); static void weekday_picker_init (WeekdayPicker *wp); static void weekday_picker_finalize (GtkObject *object); static void weekday_picker_realize (GtkWidget *widget); static void weekday_picker_size_request (GtkWidget *widget, GtkRequisition *requisition); static void weekday_picker_size_allocate (GtkWidget *widget, GtkAllocation *allocation); static void weekday_picker_style_set (GtkWidget *widget, GtkStyle *previous_style); static GnomeCanvasClass *parent_class; static guint wp_signals[LAST_SIGNAL]; /** * weekday_picker_get_type: * * Registers the #WeekdayPicker class if necessary, and returns the type ID * associated to it. * * Return value: The type ID of the #WeekdayPicker class. **/ GtkType weekday_picker_get_type (void) { static GtkType weekday_picker_type = 0; if (!weekday_picker_type) { static const GtkTypeInfo weekday_picker_info = { "WeekdayPicker", sizeof (WeekdayPicker), sizeof (WeekdayPickerClass), (GtkClassInitFunc) weekday_picker_class_init, (GtkObjectInitFunc) weekday_picker_init, NULL, /* reserved_1 */ NULL, /* reserved_2 */ (GtkClassInitFunc) NULL }; weekday_picker_type = gtk_type_unique (GNOME_TYPE_CANVAS, &weekday_picker_info); } return weekday_picker_type; } /* Class initialization function for the weekday picker */ static void weekday_picker_class_init (WeekdayPickerClass *class) { GtkObjectClass *object_class; GtkWidgetClass *widget_class; object_class = (GtkObjectClass *) class; widget_class = (GtkWidgetClass *) class; parent_class = gtk_type_class (GNOME_TYPE_CANVAS); wp_signals[CHANGED] = gtk_signal_new ("changed", GTK_RUN_FIRST, object_class->type, GTK_SIGNAL_OFFSET (WeekdayPickerClass, changed), gtk_marshal_NONE__NONE, GTK_TYPE_NONE, 0); gtk_object_class_add_signals (object_class, wp_signals, LAST_SIGNAL); object_class->finalize = weekday_picker_finalize; widget_class->realize = weekday_picker_realize; widget_class->size_request = weekday_picker_size_request; widget_class->size_allocate = weekday_picker_size_allocate; widget_class->style_set = weekday_picker_style_set; class->changed = NULL; } /* Event handler for the day items */ static gint day_event_cb (GnomeCanvasItem *item, GdkEvent *event, gpointer data) { WeekdayPicker *wp; WeekdayPickerPrivate *priv; int i; guint8 day_mask; wp = WEEKDAY_PICKER (data); priv = wp->priv; if (!(event->type == GDK_BUTTON_PRESS && event->button.button == 1)) return FALSE; /* Find which box was clicked */ for (i = 0; i < 7; i++) if (priv->boxes[i] == item || priv->labels[i] == item) break; g_assert (i != 7); /* Turn on that day */ i += priv->week_start_day; if (i >= 7) i -= 7; if (priv->blocked_day_mask & (0x1 << i)) return TRUE; if (priv->day_mask & (0x1 << i)) day_mask = priv->day_mask & ~(0x1 << i); else day_mask = priv->day_mask | (0x1 << i); weekday_picker_set_days (wp, day_mask); return TRUE; } /* Creates the canvas items for the weekday picker. The items are empty until * they are configured elsewhere. */ static void create_items (WeekdayPicker *wp) { WeekdayPickerPrivate *priv; GnomeCanvasGroup *parent; int i; priv = wp->priv; parent = gnome_canvas_root (GNOME_CANVAS (wp)); for (i = 0; i < 7; i++) { priv->boxes[i] = gnome_canvas_item_new (parent, GNOME_TYPE_CANVAS_RECT, NULL); gtk_signal_connect (GTK_OBJECT (priv->boxes[i]), "event", GTK_SIGNAL_FUNC (day_event_cb), wp); priv->labels[i] = gnome_canvas_item_new (parent, GNOME_TYPE_CANVAS_TEXT, NULL); gtk_signal_connect (GTK_OBJECT (priv->labels[i]), "event", GTK_SIGNAL_FUNC (day_event_cb), wp); } } /* Object initialization function for the weekday picker */ static void weekday_picker_init (WeekdayPicker *wp) { WeekdayPickerPrivate *priv; priv = g_new0 (WeekdayPickerPrivate, 1); wp->priv = priv; create_items (wp); } /* Finalize handler for the weekday picker */ static void weekday_picker_finalize (GtkObject *object) { WeekdayPicker *wp; WeekdayPickerPrivate *priv; g_return_if_fail (object != NULL); g_return_if_fail (IS_WEEKDAY_PICKER (object)); wp = WEEKDAY_PICKER (object); priv = wp->priv; g_free (priv); wp->priv = NULL; if (GTK_OBJECT_CLASS (parent_class)->finalize) (* GTK_OBJECT_CLASS (parent_class)->finalize) (object); } static void colorize_items (WeekdayPicker *wp) { WeekdayPickerPrivate *priv; GdkColor *outline; GdkColor *fill, *sel_fill; GdkColor *text_fill, *sel_text_fill; int i; priv = wp->priv; outline = >K_WIDGET (wp)->style->fg[GTK_WIDGET_STATE (wp)]; fill = >K_WIDGET (wp)->style->base[GTK_WIDGET_STATE (wp)]; text_fill = >K_WIDGET (wp)->style->fg[GTK_WIDGET_STATE (wp)]; sel_fill = >K_WIDGET (wp)->style->bg[GTK_STATE_SELECTED]; sel_text_fill = >K_WIDGET (wp)->style->fg[GTK_STATE_SELECTED]; for (i = 0; i < 7; i++) { int day; GdkColor *f, *t; day = i + priv->week_start_day; if (day >= 7) day -= 7; if (priv->day_mask & (0x1 << day)) { f = sel_fill; t = sel_text_fill; } else { f = fill; t = text_fill; } gnome_canvas_item_set (priv->boxes[i], "fill_color_gdk", f, "outline_color_gdk", outline, NULL); gnome_canvas_item_set (priv->labels[i], "fill_color_gdk", t, NULL); } } /* Configures the items in the weekday picker by setting their attributes. */ static void configure_items (WeekdayPicker *wp) { WeekdayPickerPrivate *priv; int width, height; int box_width; const char *str; int i; priv = wp->priv; width = GTK_WIDGET (wp)->allocation.width; height = GTK_WIDGET (wp)->allocation.height; box_width = (width - 1) / 7; str = _("SMTWTFS"); for (i = 0; i < 7; i++) { char *c; int day; day = i + priv->week_start_day; if (day >= 7) day -= 7; gnome_canvas_item_set (priv->boxes[i], "x1", (double) (i * box_width), "y1", (double) 0, "x2", (double) ((i + 1) * box_width), "y2", (double) (height - 1), "width_pixels", 0, NULL); c = g_strndup (str + day, 1); gnome_canvas_item_set (priv->labels[i], "text", c, "font_gdk", GTK_WIDGET (wp)->style->font, "x", (double) (i * box_width) + box_width / 2.0, "y", (double) (1 + PADDING), "anchor", GTK_ANCHOR_N, NULL); g_free (c); } colorize_items (wp); } /* Realize handler for the weekday picker */ static void weekday_picker_realize (GtkWidget *widget) { WeekdayPicker *wp; wp = WEEKDAY_PICKER (widget); if (GTK_WIDGET_CLASS (parent_class)->realize) (* GTK_WIDGET_CLASS (parent_class)->realize) (widget); configure_items (wp); } /* Size_request handler for the weekday picker */ static void weekday_picker_size_request (GtkWidget *widget, GtkRequisition *requisition) { WeekdayPicker *wp; WeekdayPickerPrivate *priv; wp = WEEKDAY_PICKER (widget); priv = wp->priv; requisition->width = (priv->max_letter_width + 2 * PADDING + 1) * 7 + 1; requisition->height = (priv->font_ascent + priv->font_descent + 2 * PADDING + 2); } /* Size_allocate handler for the weekday picker */ static void weekday_picker_size_allocate (GtkWidget *widget, GtkAllocation *allocation) { WeekdayPicker *wp; wp = WEEKDAY_PICKER (widget); if (GTK_WIDGET_CLASS (parent_class)->size_allocate) (* GTK_WIDGET_CLASS (parent_class)->size_allocate) (widget, allocation); gnome_canvas_set_scroll_region (GNOME_CANVAS (wp), 0, 0, allocation->width, allocation->height); configure_items (wp); } /* Style_set handler for the weekday picker */ static void weekday_picker_style_set (GtkWidget *widget, GtkStyle *previous_style) { WeekdayPicker *wp; WeekdayPickerPrivate *priv; int max_width; const char *str; int i, len; wp = WEEKDAY_PICKER (widget); priv = wp->priv; priv->font_ascent = widget->style->font->ascent; priv->font_descent = widget->style->font->descent; max_width = 0; str = _("SMTWTFS"); len = strlen (str); for (i = 0; i < len; i++) { int w; w = gdk_char_measure (widget->style->font, str[i]); if (w > max_width) max_width = w; } priv->max_letter_width = max_width; configure_items (wp); if (GTK_WIDGET_CLASS (parent_class)->style_set) (* GTK_WIDGET_CLASS (parent_class)->style_set) (widget, previous_style); } /** * weekday_picker_new: * @void: * * Creates a new weekday picker widget. * * Return value: A newly-created weekday picker. **/ GtkWidget * weekday_picker_new (void) { return gtk_type_new (TYPE_WEEKDAY_PICKER); } /** * weekday_picker_set_days: * @wp: A weekday picker. * @day_mask: Bitmask with the days to be selected. * * Sets the days that are selected in a weekday picker. In the @day_mask, * Sunday is bit 0, Monday is bit 1, etc. **/ void weekday_picker_set_days (WeekdayPicker *wp, guint8 day_mask) { WeekdayPickerPrivate *priv; g_return_if_fail (wp != NULL); g_return_if_fail (IS_WEEKDAY_PICKER (wp)); priv = wp->priv; priv->day_mask = day_mask; colorize_items (wp); gtk_signal_emit (GTK_OBJECT (wp), wp_signals[CHANGED]); } /** * weekday_picker_get_days: * @wp: A weekday picker. * * Queries the days that are selected in a weekday picker. * * Return value: Bit mask of selected days. Sunday is bit 0, Monday is bit 1, * etc. **/ guint8 weekday_picker_get_days (WeekdayPicker *wp) { WeekdayPickerPrivate *priv; g_return_val_if_fail (wp != NULL, 0); g_return_val_if_fail (IS_WEEKDAY_PICKER (wp), 0); priv = wp->priv; return priv->day_mask; } /** * weekday_picker_set_blocked_days: * @wp: A weekday picker. * @blocked_day_mask: Bitmask with the days to be blocked. * * Sets the days that the weekday picker will prevent from being modified by the * user. The @blocked_day_mask is specified in the same way as in * weekday_picker_set_days(). **/ void weekday_picker_set_blocked_days (WeekdayPicker *wp, guint8 blocked_day_mask) { WeekdayPickerPrivate *priv; g_return_if_fail (wp != NULL); g_return_if_fail (IS_WEEKDAY_PICKER (wp)); priv = wp->priv; priv->blocked_day_mask = blocked_day_mask; } /** * weekday_picker_get_blocked_days: * @wp: A weekday picker. * * Queries the set of days that the weekday picker prevents from being modified * by the user. * * Return value: Bit mask of blocked days, with the same format as that returned * by weekday_picker_get_days(). **/ guint weekday_picker_get_blocked_days (WeekdayPicker *wp) { WeekdayPickerPrivate *priv; g_return_val_if_fail (wp != NULL, 0); g_return_val_if_fail (IS_WEEKDAY_PICKER (wp), 0); priv = wp->priv; return priv->blocked_day_mask; } /** * weekday_picker_set_week_start_day: * @wp: A weekday picker. * @week_start_day: Index of the day that defines the start of the week; 0 is * Sunday, 1 is Monday, etc. * * Sets the day that defines the start of the week for a weekday picker. **/ void weekday_picker_set_week_start_day (WeekdayPicker *wp, int week_start_day) { WeekdayPickerPrivate *priv; g_return_if_fail (wp != NULL); g_return_if_fail (IS_WEEKDAY_PICKER (wp)); g_return_if_fail (week_start_day >= 0 && week_start_day < 7); priv = wp->priv; priv->week_start_day = week_start_day; configure_items (wp); } /** * weekday_picker_get_week_start_day: * @wp: A weekday picker. * * Queries the day that defines the start of the week in a weekday picker. * * Return value: Index of the day that defines the start of the week. See * weekday_picker_set_week_start_day() to see how this is represented. **/ int weekday_picker_get_week_start_day (WeekdayPicker *wp) { WeekdayPickerPrivate *priv; g_return_val_if_fail (wp != NULL, -1); g_return_val_if_fail (IS_WEEKDAY_PICKER (wp), -1); priv = wp->priv; return priv->week_start_day; } +0800'>2011-03-252-1/+6 * Chase after net/openldap24-server update.delphij2011-02-251-0/+1 * - The KDE FreeBSD team is proud to announce the release of KDE 4.5.5fluffy2011-01-081-1/+0 * - Chase security/libksba shlib version bumpglarkin2010-12-161-0/+1 * Deprecate md5 in favour of sha256 checksums. md5 checksums will no longererwin2010-10-291-1/+1 * KDE FreeBSD team presents KDE SC 4.5.1.makc2010-09-031-2/+2