diff options
Diffstat (limited to 'widgets/table/e-table.c')
| -rw-r--r-- | widgets/table/e-table.c | 2244 |
1 files changed, 0 insertions, 2244 deletions
diff --git a/widgets/table/e-table.c b/widgets/table/e-table.c deleted file mode 100644 index 1d49f5c121..0000000000 --- a/widgets/table/e-table.c +++ /dev/null @@ -1,2244 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* - * E-table.c: A graphical view of a Table. - * - * Author: - * Miguel de Icaza (miguel@ximian.com) - * Chris Lahey <clahey@ximian.com> - * - * Copyright 1999, 2000, 2001, Ximian, Inc - */ -#include <config.h> -#include <stdlib.h> -#include <stdio.h> -#include <string.h> -#include <stdio.h> -#include <gdk/gdkkeysyms.h> -#include <gtk/gtksignal.h> -#include <libgnomeui/gnome-canvas.h> -#include <libgnomeui/gnome-canvas-rect-ellipse.h> - -#include "gal/util/e-i18n.h" -#include "gal/util/e-util.h" -#include "gal/widgets/e-canvas.h" -#include "gal/widgets/e-canvas-vbox.h" -#include "gal/widgets/e-unicode.h" -#include "e-table.h" -#include "e-table-header-item.h" -#include "e-table-header-utils.h" -#include "e-table-subset.h" -#include "e-table-item.h" -#include "e-table-group.h" -#include "e-table-group-leaf.h" -#include "e-table-click-to-add.h" -#include "e-table-specification.h" -#include "e-table-state.h" -#include "e-table-column-specification.h" - -#include "e-table-utils.h" - -#define COLUMN_HEADER_HEIGHT 16 - -#define PARENT_TYPE gtk_table_get_type () - -static GtkObjectClass *e_table_parent_class; - -enum { - CURSOR_CHANGE, - CURSOR_ACTIVATED, - SELECTION_CHANGE, - DOUBLE_CLICK, - RIGHT_CLICK, - CLICK, - KEY_PRESS, - - TABLE_DRAG_BEGIN, - TABLE_DRAG_END, - TABLE_DRAG_DATA_GET, - TABLE_DRAG_DATA_DELETE, - - TABLE_DRAG_LEAVE, - TABLE_DRAG_MOTION, - TABLE_DRAG_DROP, - TABLE_DRAG_DATA_RECEIVED, - - LAST_SIGNAL -}; - -enum { - ARG_0, - ARG_LENGTH_THRESHOLD, -}; - -static gint et_signals [LAST_SIGNAL] = { 0, }; - -static void e_table_fill_table (ETable *e_table, ETableModel *model); -static gboolean changed_idle (gpointer data); - -static void et_grab_focus (GtkWidget *widget); - -static void et_drag_begin (GtkWidget *widget, - GdkDragContext *context, - ETable *et); -static void et_drag_end (GtkWidget *widget, - GdkDragContext *context, - ETable *et); -static void et_drag_data_get(GtkWidget *widget, - GdkDragContext *context, - GtkSelectionData *selection_data, - guint info, - guint time, - ETable *et); -static void et_drag_data_delete(GtkWidget *widget, - GdkDragContext *context, - ETable *et); - -static void et_drag_leave(GtkWidget *widget, - GdkDragContext *context, - guint time, - ETable *et); -static gboolean et_drag_motion(GtkWidget *widget, - GdkDragContext *context, - gint x, - gint y, - guint time, - ETable *et); -static gboolean et_drag_drop(GtkWidget *widget, - GdkDragContext *context, - gint x, - gint y, - guint time, - ETable *et); -static void et_drag_data_received(GtkWidget *widget, - GdkDragContext *context, - gint x, - gint y, - GtkSelectionData *selection_data, - guint info, - guint time, - ETable *et); -static gint e_table_drag_source_event_cb (GtkWidget *widget, - GdkEvent *event, - ETable *table); - -static gint et_focus (GtkContainer *container, GtkDirectionType direction); - -static void -et_disconnect_model (ETable *et) -{ - if (et->model == NULL) - return; - - if (et->table_model_change_id != 0) - gtk_signal_disconnect (GTK_OBJECT (et->model), - et->table_model_change_id); - if (et->table_row_change_id != 0) - gtk_signal_disconnect (GTK_OBJECT (et->model), - et->table_row_change_id); - if (et->table_cell_change_id != 0) - gtk_signal_disconnect (GTK_OBJECT (et->model), - et->table_cell_change_id); - if (et->table_rows_inserted_id != 0) - gtk_signal_disconnect (GTK_OBJECT (et->model), - et->table_rows_inserted_id); - if (et->table_rows_deleted_id != 0) - gtk_signal_disconnect (GTK_OBJECT (et->model), - et->table_rows_deleted_id); - - et->table_model_change_id = 0; - et->table_row_change_id = 0; - et->table_cell_change_id = 0; - et->table_rows_inserted_id = 0; - et->table_rows_deleted_id = 0; -} - -static void -et_destroy (GtkObject *object) -{ - ETable *et = E_TABLE (object); - - et_disconnect_model (et); - - if (et->group_info_change_id) - gtk_signal_disconnect (GTK_OBJECT (et->sort_info), - et->group_info_change_id); - - if (et->reflow_idle_id) - g_source_remove(et->reflow_idle_id); - et->reflow_idle_id = 0; - - gtk_object_unref (GTK_OBJECT (et->model)); - gtk_object_unref (GTK_OBJECT (et->full_header)); - gtk_object_unref (GTK_OBJECT (et->header)); - gtk_object_unref (GTK_OBJECT (et->sort_info)); - gtk_object_unref (GTK_OBJECT (et->sorter)); - gtk_object_unref (GTK_OBJECT (et->selection)); - if (et->spec) - gtk_object_unref (GTK_OBJECT (et->spec)); - - if (et->header_canvas != NULL) - gtk_widget_destroy (GTK_WIDGET (et->header_canvas)); - - gtk_widget_destroy (GTK_WIDGET (et->table_canvas)); - - if (et->rebuild_idle_id) { - g_source_remove (et->rebuild_idle_id); - et->rebuild_idle_id = 0; - } - - g_free(et->click_to_add_message); - - (*e_table_parent_class->destroy)(object); -} - -static void -e_table_init (GtkObject *object) -{ - ETable *e_table = E_TABLE (object); - GtkTable *gtk_table = GTK_TABLE (object); - - GTK_WIDGET_SET_FLAGS (e_table, GTK_CAN_FOCUS); - - gtk_table->homogeneous = FALSE; - - e_table->sort_info = NULL; - e_table->group_info_change_id = 0; - e_table->reflow_idle_id = 0; - - e_table->horizontal_draw_grid = 1; - e_table->vertical_draw_grid = 1; - e_table->draw_focus = 1; - e_table->cursor_mode = E_CURSOR_SIMPLE; - e_table->length_threshold = 200; - - e_table->need_rebuild = 0; - e_table->rebuild_idle_id = 0; - - e_table->horizontal_scrolling = FALSE; - - e_table->click_to_add_message = NULL; - - e_table->drag_get_data_row = -1; - e_table->drag_get_data_col = -1; - e_table->drop_row = -1; - e_table->drop_col = -1; - e_table->site = NULL; - e_table->drag_source_button_press_event_id = 0; - e_table->drag_source_motion_notify_event_id = 0; - - e_table->sorter = NULL; - e_table->selection = e_table_selection_model_new(); - e_table->cursor_loc = E_TABLE_CURSOR_LOC_NONE; - e_table->spec = NULL; -} - -/* Grab_focus handler for the ETable */ -static void -et_grab_focus (GtkWidget *widget) -{ - ETable *e_table; - - e_table = E_TABLE (widget); - - gtk_widget_grab_focus (GTK_WIDGET (e_table->table_canvas)); -} - -/* Focus handler for the ETable */ -static gint -et_focus (GtkContainer *container, GtkDirectionType direction) -{ - ETable *e_table; - - e_table = E_TABLE (container); - - if (container->focus_child) { - gtk_container_set_focus_child (container, NULL); - return FALSE; - } - - return gtk_container_focus (GTK_CONTAINER (e_table->table_canvas), direction); -} - -static void -set_header_canvas_width (ETable *e_table) -{ - double oldwidth, oldheight, width; - - if (!(e_table->header_item && e_table->header_canvas && e_table->table_canvas)) - return; - - gnome_canvas_get_scroll_region (GNOME_CANVAS (e_table->table_canvas), - NULL, NULL, &width, NULL); - gnome_canvas_get_scroll_region (GNOME_CANVAS (e_table->header_canvas), - NULL, NULL, &oldwidth, &oldheight); - - if (oldwidth != width || - oldheight != E_TABLE_HEADER_ITEM (e_table->header_item)->height - 1) - gnome_canvas_set_scroll_region ( - GNOME_CANVAS (e_table->header_canvas), - 0, 0, width, /* COLUMN_HEADER_HEIGHT - 1 */ - E_TABLE_HEADER_ITEM (e_table->header_item)->height - 1); - -} - -static void -header_canvas_size_allocate (GtkWidget *widget, GtkAllocation *alloc, ETable *e_table) -{ - set_header_canvas_width (e_table); - - /* When the header item is created ->height == 0, - as the font is only created when everything is realized. - So we set the usize here as well, so that the size of the - header is correct */ - if (GTK_WIDGET (e_table->header_canvas)->allocation.height != - E_TABLE_HEADER_ITEM (e_table->header_item)->height) - gtk_widget_set_usize (GTK_WIDGET (e_table->header_canvas), -1, - E_TABLE_HEADER_ITEM (e_table->header_item)->height); -} - -static void -sort_info_changed (ETableSortInfo *info, ETable *et) -{ - gboolean will_be_grouped = e_table_sort_info_grouping_get_count(info) > 0; - if (et->is_grouped || will_be_grouped) { - et->need_rebuild = TRUE; - if (!et->rebuild_idle_id) - et->rebuild_idle_id = g_idle_add_full (20, changed_idle, et, NULL); - } -} - -static void -e_table_setup_header (ETable *e_table) -{ - char *pointer; - e_table->header_canvas = GNOME_CANVAS (e_canvas_new ()); - GTK_WIDGET_UNSET_FLAGS (e_table->header_canvas, GTK_CAN_FOCUS); - - gtk_widget_show (GTK_WIDGET (e_table->header_canvas)); - - pointer = g_strdup_printf("%p", e_table); - - e_table->header_item = gnome_canvas_item_new ( - gnome_canvas_root (e_table->header_canvas), - e_table_header_item_get_type (), - "ETableHeader", e_table->header, - "full_header", e_table->full_header, - "sort_info", e_table->sort_info, - "dnd_code", pointer, - "table", e_table, - NULL); - - g_free(pointer); - - gtk_signal_connect ( - GTK_OBJECT (e_table->header_canvas), "size_allocate", - GTK_SIGNAL_FUNC (header_canvas_size_allocate), e_table); - - gtk_widget_set_usize (GTK_WIDGET (e_table->header_canvas), -1, - E_TABLE_HEADER_ITEM (e_table->header_item)->height); -} - -static gboolean -table_canvas_reflow_idle (ETable *e_table) -{ - gdouble height, width; - gdouble item_height; - gdouble oldheight, oldwidth; - GtkAllocation *alloc = &(GTK_WIDGET (e_table->table_canvas)->allocation); - - gtk_object_get (GTK_OBJECT (e_table->canvas_vbox), - "height", &height, - "width", &width, - NULL); - item_height = height; - height = MAX ((int)height, alloc->height); - width = MAX((int)width, alloc->width); - /* I have no idea why this needs to be -1, but it works. */ - gnome_canvas_get_scroll_region (GNOME_CANVAS (e_table->table_canvas), - NULL, NULL, &oldwidth, &oldheight); - - if (oldwidth != width - 1 || - oldheight != height - 1) { - gnome_canvas_set_scroll_region (GNOME_CANVAS (e_table->table_canvas), - 0, 0, width - 1, height - 1); - set_header_canvas_width (e_table); - } - gtk_object_set (GTK_OBJECT (e_table->white_item), - "y1", item_height, - "x2", width, - "y2", height, - NULL); - e_table->reflow_idle_id = 0; - return FALSE; -} - -static void -table_canvas_size_allocate (GtkWidget *widget, GtkAllocation *alloc, - ETable *e_table) -{ - gdouble width; - gdouble height; - gdouble item_height; - - width = alloc->width; - gtk_object_get (GTK_OBJECT (e_table->canvas_vbox), - "height", &height, - NULL); - item_height = height; - height = MAX ((int)height, alloc->height); - - gtk_object_set (GTK_OBJECT (e_table->canvas_vbox), - "width", width, - NULL); - gtk_object_set (GTK_OBJECT (e_table->header), - "width", width, - NULL); - gtk_object_set (GTK_OBJECT (e_table->white_item), - "y1", item_height + 1, - "x2", width, - "y2", height, - NULL); - if (e_table->reflow_idle_id) - g_source_remove(e_table->reflow_idle_id); - table_canvas_reflow_idle(e_table); -} - -static void -table_canvas_reflow (GnomeCanvas *canvas, ETable *e_table) -{ - if (!e_table->reflow_idle_id) - e_table->reflow_idle_id = g_idle_add_full (400, (GSourceFunc) table_canvas_reflow_idle, e_table, NULL); -} - -static void -click_to_add_cursor_change (ETableClickToAdd *etcta, int row, int col, ETable *et) -{ - if (et->cursor_loc == E_TABLE_CURSOR_LOC_TABLE) { - e_selection_model_clear(E_SELECTION_MODEL (et->selection)); - } - et->cursor_loc = E_TABLE_CURSOR_LOC_ETCTA; -} - -static void -group_cursor_change (ETableGroup *etg, int row, ETable *et) -{ - if (et->cursor_loc == E_TABLE_CURSOR_LOC_ETCTA && et->click_to_add) { - e_table_click_to_add_commit(E_TABLE_CLICK_TO_ADD(et->click_to_add)); - } - et->cursor_loc = E_TABLE_CURSOR_LOC_TABLE; - gtk_signal_emit (GTK_OBJECT (et), - et_signals [CURSOR_CHANGE], - row); -} - -static void -group_cursor_activated (ETableGroup *etg, int row, ETable *et) -{ - gtk_signal_emit (GTK_OBJECT (et), - et_signals [CURSOR_ACTIVATED], - row); -} - -static void -group_double_click (ETableGroup *etg, int row, int col, GdkEvent *event, ETable *et) -{ - gtk_signal_emit (GTK_OBJECT (et), - et_signals [DOUBLE_CLICK], - row, col, event); -} - -static gint -group_right_click (ETableGroup *etg, int row, int col, GdkEvent *event, ETable *et) -{ - int return_val = 0; - gtk_signal_emit (GTK_OBJECT (et), - et_signals [RIGHT_CLICK], - row, col, event, &return_val); - return return_val; -} - -static gint -group_click (ETableGroup *etg, int row, int col, GdkEvent *event, ETable *et) -{ - int return_val = 0; - gtk_signal_emit (GTK_OBJECT (et), - et_signals [CLICK], - row, col, event, &return_val); - return return_val; -} - -static gint -group_key_press (ETableGroup *etg, int row, int col, GdkEvent *event, ETable *et) -{ - int return_val = 0; - GdkEventKey *key = (GdkEventKey *) event; - GdkEventButton click; - switch (key->keyval) { - case GDK_Page_Down: - gtk_adjustment_set_value( - gtk_layout_get_vadjustment (GTK_LAYOUT (et->table_canvas)), - CLAMP(gtk_layout_get_vadjustment (GTK_LAYOUT (et->table_canvas))->value + - (gtk_layout_get_vadjustment (GTK_LAYOUT (et->table_canvas))->page_size - 20), - 0, - gtk_layout_get_vadjustment (GTK_LAYOUT (et->table_canvas))->upper - - gtk_layout_get_vadjustment (GTK_LAYOUT (et->table_canvas))->page_size)); - click.type = GDK_BUTTON_PRESS; - click.window = GTK_LAYOUT (et->table_canvas)->bin_window; - click.send_event = key->send_event; - click.time = key->time; - click.x = 30; - click.y = gtk_layout_get_vadjustment (GTK_LAYOUT (et->table_canvas))->page_size - 1; - click.state = key->state; - click.button = 1; - gtk_widget_event(GTK_WIDGET(et->table_canvas), - (GdkEvent *) &click); - return_val = 1; - break; - case GDK_Page_Up: - gtk_adjustment_set_value( - gtk_layout_get_vadjustment (GTK_LAYOUT (et->table_canvas)), - gtk_layout_get_vadjustment (GTK_LAYOUT (et->table_canvas))->value - - (gtk_layout_get_vadjustment (GTK_LAYOUT (et->table_canvas))->page_size - 20)); - click.type = GDK_BUTTON_PRESS; - click.window = GTK_LAYOUT (et->table_canvas)->bin_window; - click.send_event = key->send_event; - click.time = key->time; - click.x = 30; - click.y = 1; - click.state = key->state; - click.button = 1; - gtk_widget_event(GTK_WIDGET(et->table_canvas), - (GdkEvent *) &click); - return_val = 1; - break; - default: - gtk_signal_emit (GTK_OBJECT (et), - et_signals [KEY_PRESS], - row, col, event, &return_val); - break; - } - return return_val; -} - -static void -et_table_model_changed (ETableModel *model, ETable *et) -{ - et->need_rebuild = TRUE; - if (!et->rebuild_idle_id) - et->rebuild_idle_id = g_idle_add_full (20, changed_idle, et, NULL); -} - -static void -et_table_row_changed (ETableModel *table_model, int row, ETable *et) -{ - if (!et->need_rebuild) { - if (e_table_group_remove (et->group, row)) - e_table_group_add (et->group, row); - if (et->horizontal_scrolling) - e_table_header_update_horizontal(et->header); - } -} - -static void -et_table_cell_changed (ETableModel *table_model, int view_col, int row, ETable *et) -{ - et_table_row_changed (table_model, row, et); -} - -static void -et_table_rows_inserted (ETableModel *table_model, int row, int count, ETable *et) -{ - /* This number has already been decremented. */ - int row_count = e_table_model_row_count(table_model); - if (!et->need_rebuild) { - int i; - if (row != row_count - count) - e_table_group_increment(et->group, row, count); - for (i = 0; i < count; i++) - e_table_group_add (et->group, row); - if (et->horizontal_scrolling) - e_table_header_update_horizontal(et->header); - } -} - -static void -et_table_rows_deleted (ETableModel *table_model, int row, int count, ETable *et) -{ - int row_count = e_table_model_row_count(table_model); - if (!et->need_rebuild) { - int i; - for (i = 0; i < count; i++) - e_table_group_remove (et->group, row); - if (row != row_count) - e_table_group_decrement(et->group, row, count); - if (et->horizontal_scrolling) - e_table_header_update_horizontal(et->header); - } -} - -static void -et_build_groups (ETable *et) -{ - gboolean was_grouped = et->is_grouped; - - et->is_grouped = e_table_sort_info_grouping_get_count(et->sort_info) > 0; - - et->group = e_table_group_new (GNOME_CANVAS_GROUP (et->canvas_vbox), - et->full_header, - et->header, - et->model, - et->sort_info, - 0); - e_canvas_vbox_add_item(E_CANVAS_VBOX(et->canvas_vbox), GNOME_CANVAS_ITEM(et->group)); - gnome_canvas_item_set(GNOME_CANVAS_ITEM(et->group), - "horizontal_draw_grid", et->horizontal_draw_grid, - "vertical_draw_grid", et->vertical_draw_grid, - "drawfocus", et->draw_focus, - "cursor_mode", et->cursor_mode, - "length_threshold", et->length_threshold, - "selection_model", et->selection, - NULL); - - gtk_signal_connect (GTK_OBJECT (et->group), "cursor_change", - GTK_SIGNAL_FUNC (group_cursor_change), et); - gtk_signal_connect (GTK_OBJECT (et->group), "cursor_activated", - GTK_SIGNAL_FUNC (group_cursor_activated), et); - gtk_signal_connect (GTK_OBJECT (et->group), "double_click", - GTK_SIGNAL_FUNC (group_double_click), et); - gtk_signal_connect (GTK_OBJECT (et->group), "right_click", - GTK_SIGNAL_FUNC (group_right_click), et); - gtk_signal_connect (GTK_OBJECT (et->group), "click", - GTK_SIGNAL_FUNC (group_click), et); - gtk_signal_connect (GTK_OBJECT (et->group), "key_press", - GTK_SIGNAL_FUNC (group_key_press), et); - - - if (!(et->is_grouped) && was_grouped) - et_disconnect_model (et); - - if (et->is_grouped && (!was_grouped)) { - et->table_model_change_id = gtk_signal_connect (GTK_OBJECT (et->model), "model_changed", - GTK_SIGNAL_FUNC (et_table_model_changed), et); - - et->table_row_change_id = gtk_signal_connect (GTK_OBJECT (et->model), "model_row_changed", - GTK_SIGNAL_FUNC (et_table_row_changed), et); - - et->table_cell_change_id = gtk_signal_connect (GTK_OBJECT (et->model), "model_cell_changed", - GTK_SIGNAL_FUNC (et_table_cell_changed), et); - - et->table_rows_inserted_id = gtk_signal_connect (GTK_OBJECT (et->model), "model_rows_inserted", - GTK_SIGNAL_FUNC (et_table_rows_inserted), et); - - et->table_rows_deleted_id = gtk_signal_connect (GTK_OBJECT (et->model), "model_rows_deleted", - GTK_SIGNAL_FUNC (et_table_rows_deleted), et); - - } - - if (et->is_grouped) - e_table_fill_table (et, et->model); -} - -static gboolean -changed_idle (gpointer data) -{ - ETable *et = E_TABLE (data); - - if (et->need_rebuild) { - gtk_object_destroy (GTK_OBJECT (et->group)); - et_build_groups(et); - gtk_object_set (GTK_OBJECT (et->canvas_vbox), - "width", (double) GTK_WIDGET (et->table_canvas)->allocation.width, - NULL); - - if (GTK_WIDGET_REALIZED(et->table_canvas)) - table_canvas_size_allocate (GTK_WIDGET(et->table_canvas), >K_WIDGET(et->table_canvas)->allocation, et); - } - - et->need_rebuild = 0; - et->rebuild_idle_id = 0; - - if (et->horizontal_scrolling) - e_table_header_update_horizontal(et->header); - - return FALSE; -} - -static void -et_canvas_realize (GtkWidget *canvas, ETable *e_table) -{ - gnome_canvas_item_set( - e_table->white_item, - "fill_color_gdk", >K_WIDGET(e_table->table_canvas)->style->base[GTK_STATE_NORMAL], - NULL); -} - -static void -et_canvas_button_press (GtkWidget *canvas, GdkEvent *event, ETable *e_table) -{ - if (GTK_WIDGET_HAS_FOCUS(canvas)) { - GnomeCanvasItem *item = GNOME_CANVAS(canvas)->focused_item; - - if (E_IS_TABLE_ITEM(item)) { - e_table_item_leave_edit(E_TABLE_ITEM(item)); - } - } -} - -static void -e_table_setup_table (ETable *e_table, ETableHeader *full_header, ETableHeader *header, - ETableModel *model) -{ - e_table->table_canvas = GNOME_CANVAS (e_canvas_new ()); - gtk_signal_connect ( - GTK_OBJECT (e_table->table_canvas), "size_allocate", - GTK_SIGNAL_FUNC (table_canvas_size_allocate), e_table); - gtk_signal_connect ( - GTK_OBJECT (e_table->table_canvas), "focus_in_event", - GTK_SIGNAL_FUNC (gtk_widget_queue_draw), e_table); - gtk_signal_connect ( - GTK_OBJECT (e_table->table_canvas), "focus_out_event", - GTK_SIGNAL_FUNC (gtk_widget_queue_draw), e_table); - - gtk_signal_connect ( - GTK_OBJECT (e_table), "drag_begin", - GTK_SIGNAL_FUNC (et_drag_begin), e_table); - gtk_signal_connect ( - GTK_OBJECT (e_table), "drag_end", - GTK_SIGNAL_FUNC (et_drag_end), e_table); - gtk_signal_connect ( - GTK_OBJECT (e_table), "drag_data_get", - GTK_SIGNAL_FUNC (et_drag_data_get), e_table); - gtk_signal_connect ( - GTK_OBJECT (e_table), "drag_data_delete", - GTK_SIGNAL_FUNC (et_drag_data_delete), e_table); - gtk_signal_connect ( - GTK_OBJECT (e_table), "drag_motion", - GTK_SIGNAL_FUNC (et_drag_motion), e_table); - gtk_signal_connect ( - GTK_OBJECT (e_table), "drag_leave", - GTK_SIGNAL_FUNC (et_drag_leave), e_table); - gtk_signal_connect ( - GTK_OBJECT (e_table), "drag_drop", - GTK_SIGNAL_FUNC (et_drag_drop), e_table); - gtk_signal_connect ( - GTK_OBJECT (e_table), "drag_data_received", - GTK_SIGNAL_FUNC (et_drag_data_received), e_table); - - gtk_signal_connect (GTK_OBJECT(e_table->table_canvas), "reflow", - GTK_SIGNAL_FUNC (table_canvas_reflow), e_table); - - gtk_widget_show (GTK_WIDGET (e_table->table_canvas)); - - - e_table->white_item = gnome_canvas_item_new( - gnome_canvas_root(e_table->table_canvas), - gnome_canvas_rect_get_type(), - "x1", (double) 0, - "y1", (double) 0, - "x2", (double) 100, - "y2", (double) 100, - "fill_color_gdk", >K_WIDGET(e_table->table_canvas)->style->base[GTK_STATE_NORMAL], - NULL); - - gtk_signal_connect ( - GTK_OBJECT(e_table->table_canvas), "realize", - GTK_SIGNAL_FUNC(et_canvas_realize), e_table); - gtk_signal_connect ( - GTK_OBJECT(e_table->table_canvas), "button_press_event", - GTK_SIGNAL_FUNC(et_canvas_button_press), e_table); - e_table->canvas_vbox = gnome_canvas_item_new( - gnome_canvas_root(e_table->table_canvas), - e_canvas_vbox_get_type(), - "spacing", 10.0, - NULL); - - if (e_table->use_click_to_add) { - e_table->click_to_add = gnome_canvas_item_new ( - GNOME_CANVAS_GROUP(e_table->canvas_vbox), - e_table_click_to_add_get_type (), - "header", e_table->header, - "model", e_table->model, - "message", e_table->click_to_add_message, - NULL); - - e_canvas_vbox_add_item ( - E_CANVAS_VBOX(e_table->canvas_vbox), - e_table->click_to_add); - gtk_signal_connect ( - GTK_OBJECT (e_table->click_to_add), "cursor_change", - GTK_SIGNAL_FUNC(click_to_add_cursor_change), e_table); - } - - et_build_groups(e_table); -} - -static void -e_table_fill_table (ETable *e_table, ETableModel *model) -{ - e_table_group_add_all (e_table->group); -} - -void -e_table_set_state_object(ETable *e_table, ETableState *state) -{ - if (e_table->header) - gtk_object_unref(GTK_OBJECT(e_table->header)); - e_table->header = e_table_state_to_header (GTK_WIDGET(e_table), e_table->full_header, state); - - gtk_object_set (GTK_OBJECT (e_table->header), - "width", (double) (GTK_WIDGET(e_table->table_canvas)->allocation.width), - NULL); - - if (e_table->sort_info) { - if (e_table->group_info_change_id) - gtk_signal_disconnect (GTK_OBJECT (e_table->sort_info), - e_table->group_info_change_id); - gtk_object_unref(GTK_OBJECT(e_table->sort_info)); - } - if (state->sort_info) { - e_table->sort_info = e_table_sort_info_duplicate(state->sort_info); - e_table->group_info_change_id = - gtk_signal_connect (GTK_OBJECT (e_table->sort_info), - "group_info_changed", - GTK_SIGNAL_FUNC (sort_info_changed), - e_table); - } - else - e_table->sort_info = NULL; - - if (e_table->sorter) - gtk_object_set(GTK_OBJECT(e_table->sorter), - "sort_info", e_table->sort_info, - NULL); - if (e_table->header_item) - gtk_object_set(GTK_OBJECT(e_table->header_item), - "ETableHeader", e_table->header, - "sort_info", e_table->sort_info, - NULL); - if (e_table->click_to_add) - gtk_object_set(GTK_OBJECT(e_table->click_to_add), - "header", e_table->header, - NULL); - - e_table->need_rebuild = TRUE; - if (!e_table->rebuild_idle_id) - e_table->rebuild_idle_id = g_idle_add_full (20, changed_idle, e_table, NULL); -} - -/** - * e_table_set_state: - * @e_table: %ETable object that will be modified - * @state_str: a string with the XML representation of the ETableState. - * - * This routine sets the state (as described by %ETableState) of the - * %ETable object. - */ -void -e_table_set_state (ETable *e_table, - const gchar *state_str) -{ - ETableState *state; - - g_return_if_fail(e_table != NULL); - g_return_if_fail(E_IS_TABLE(e_table)); - g_return_if_fail(state_str != NULL); - - state = e_table_state_new(); - e_table_state_load_from_string(state, state_str); - - if (state->col_count > 0) - e_table_set_state_object(e_table, state); - - gtk_object_unref(GTK_OBJECT(state)); -} - -/** - * e_table_load_state: - * @e_table: %ETable object that will be modified - * @filename: name of the file containing the state to be loaded into the %ETable - * - * An %ETableState will be loaded form the file pointed by @filename into the - * @e_table object. - */ -void -e_table_load_state (ETable *e_table, - const gchar *filename) -{ - ETableState *state; - - g_return_if_fail(e_table != NULL); - g_return_if_fail(E_IS_TABLE(e_table)); - g_return_if_fail(filename != NULL); - - state = e_table_state_new(); - e_table_state_load_from_file(state, filename); - - if (state->col_count > 0) - e_table_set_state_object(e_table, state); - - gtk_object_unref(GTK_OBJECT(state)); -} - -/** - * e_table_get_state_object: - * @e_table: %ETable object that will be modified - * - * Returns: the %ETableState object that encapsulates the current - * state of the @e_table object - */ -ETableState * -e_table_get_state_object (ETable *e_table) -{ - ETableState *state; - int full_col_count; - int i, j; - - state = e_table_state_new(); - state->sort_info = e_table->sort_info; - gtk_object_ref(GTK_OBJECT(state->sort_info)); - - - state->col_count = e_table_header_count (e_table->header); - full_col_count = e_table_header_count (e_table->full_header); - state->columns = g_new(int, state->col_count); - state->expansions = g_new(double, state->col_count); - for (i = 0; i < state->col_count; i++) { - ETableCol *col = e_table_header_get_column(e_table->header, i); - state->columns[i] = -1; - for (j = 0; j < full_col_count; j++) { - if (col->col_idx == e_table_header_index(e_table->full_header, j)) { - state->columns[i] = j; - break; - } - } - state->expansions[i] = col->expansion; - } - - return state; -} - -gchar *e_table_get_state (ETable *e_table) -{ - ETableState *state; - gchar *string; - - state = e_table_get_state_object(e_table); - string = e_table_state_save_to_string(state); - gtk_object_unref(GTK_OBJECT(state)); - return string; -} - -/** - * e_table_save_state: - * @e_table: %ETable object that will be modified - * @filename: name of the file containing the state to be loaded into the %ETable - * - * This routine saves the state of the @e_table object into the file pointed - * by @filename - */ -void -e_table_save_state (ETable *e_table, - const gchar *filename) -{ - ETableState *state; - - state = e_table_get_state_object(e_table); - e_table_state_save_to_file(state, filename); - gtk_object_unref(GTK_OBJECT(state)); -} - -static void -et_selection_model_selection_change (ETableGroup *etg, ETable *et) -{ - gtk_signal_emit (GTK_OBJECT (et), - et_signals [SELECTION_CHANGE]); -} - -static ETable * -et_real_construct (ETable *e_table, ETableModel *etm, ETableExtras *ete, - ETableSpecification *specification, ETableState *state) -{ - int row = 0; - - if (ete) - gtk_object_ref(GTK_OBJECT(ete)); - else - ete = e_table_extras_new(); - - e_table->use_click_to_add = specification->click_to_add; - e_table->click_to_add_message = e_utf8_from_locale_string (gettext (specification->click_to_add_message)); - e_table->horizontal_draw_grid = specification->horizontal_draw_grid; - e_table->vertical_draw_grid = specification->vertical_draw_grid; - e_table->draw_focus = specification->draw_focus; - e_table->cursor_mode = specification->cursor_mode; - e_table->full_header = e_table_spec_to_full_header(specification, ete); - - gtk_object_set(GTK_OBJECT(e_table->selection), - "selection_mode", specification->selection_mode, - "cursor_mode", specification->cursor_mode, - NULL); - - e_table->model = etm; - gtk_object_ref (GTK_OBJECT (etm)); - - gtk_widget_push_visual (gdk_rgb_get_visual ()); - gtk_widget_push_colormap (gdk_rgb_get_cmap ()); - - e_table->header = e_table_state_to_header (GTK_WIDGET(e_table), e_table->full_header, state); - e_table->horizontal_scrolling = specification->horizontal_scrolling; - - e_table->sort_info = state->sort_info; - gtk_object_ref (GTK_OBJECT (state->sort_info)); - - e_table->group_info_change_id = - gtk_signal_connect (GTK_OBJECT (e_table->sort_info), "group_info_changed", - GTK_SIGNAL_FUNC (sort_info_changed), e_table); - - - gtk_object_set(GTK_OBJECT(e_table->header), - "sort_info", e_table->sort_info, - NULL); - - e_table->sorter = e_table_sorter_new(etm, e_table->full_header, e_table->sort_info); - - gtk_object_set (GTK_OBJECT (e_table->selection), - "model", etm, - "sorter", e_table->sorter, - NULL); - - gtk_signal_connect(GTK_OBJECT(e_table->selection), "selection_changed", - GTK_SIGNAL_FUNC(et_selection_model_selection_change), e_table); - - if (!specification->no_headers) { - e_table_setup_header (e_table); - } - e_table_setup_table (e_table, e_table->full_header, e_table->header, etm); - e_table_fill_table (e_table, etm); - - gtk_layout_get_vadjustment (GTK_LAYOUT (e_table->table_canvas))->step_increment = 20; - gtk_adjustment_changed(gtk_layout_get_vadjustment (GTK_LAYOUT (e_table->table_canvas))); - - if (!specification->no_headers) { - /* - * The header - */ - gtk_table_attach (GTK_TABLE (e_table), GTK_WIDGET (e_table->header_canvas), - 0, 1, 0 + row, 1 + row, - GTK_FILL | GTK_EXPAND, - GTK_FILL, 0, 0); - row ++; - } - gtk_table_attach (GTK_TABLE (e_table), GTK_WIDGET (e_table->table_canvas), - 0, 1, 0 + row, 1 + row, - GTK_FILL | GTK_EXPAND, - GTK_FILL | GTK_EXPAND, - 0, 0); - - gtk_widget_pop_colormap (); - gtk_widget_pop_visual (); - - gtk_object_unref(GTK_OBJECT(ete)); - - return e_table; -} - -ETable * -e_table_construct (ETable *e_table, ETableModel *etm, ETableExtras *ete, - const char *spec_str, const char *state_str) -{ - ETableSpecification *specification; - ETableState *state; - - g_return_val_if_fail(e_table != NULL, NULL); - g_return_val_if_fail(E_IS_TABLE(e_table), NULL); - g_return_val_if_fail(etm != NULL, NULL); - g_return_val_if_fail(E_IS_TABLE_MODEL(etm), NULL); - g_return_val_if_fail(ete == NULL || E_IS_TABLE_EXTRAS(ete), NULL); - g_return_val_if_fail(spec_str != NULL, NULL); - - specification = e_table_specification_new(); - e_table_specification_load_from_string(specification, spec_str); - if (state_str) { - state = e_table_state_new(); - e_table_state_load_from_string(state, state_str); - if (state->col_count <= 0) { - gtk_object_unref(GTK_OBJECT(state)); - state = specification->state; - gtk_object_ref(GTK_OBJECT(state)); - } - } else { - state = specification->state; - gtk_object_ref(GTK_OBJECT(state)); - } - - e_table = et_real_construct (e_table, etm, ete, specification, state); - - e_table->spec = specification; - gtk_object_unref(GTK_OBJECT(state)); - - return e_table; -} - -ETable * -e_table_construct_from_spec_file (ETable *e_table, ETableModel *etm, ETableExtras *ete, - const char *spec_fn, const char *state_fn) -{ - ETableSpecification *specification; - ETableState *state; - - g_return_val_if_fail(e_table != NULL, NULL); - g_return_val_if_fail(E_IS_TABLE(e_table), NULL); - g_return_val_if_fail(etm != NULL, NULL); - g_return_val_if_fail(E_IS_TABLE_MODEL(etm), NULL); - g_return_val_if_fail(ete == NULL || E_IS_TABLE_EXTRAS(ete), NULL); - g_return_val_if_fail(spec_fn != NULL, NULL); - - specification = e_table_specification_new(); - if (!e_table_specification_load_from_file(specification, spec_fn)) { - gtk_object_unref(GTK_OBJECT(specification)); - return NULL; - } - - if (state_fn) { - state = e_table_state_new(); - if (!e_table_state_load_from_file(state, state_fn)) { - gtk_object_unref(GTK_OBJECT(state)); - state = specification->state; - gtk_object_ref(GTK_OBJECT(state)); - } - if (state->col_count <= 0) { - gtk_object_unref(GTK_OBJECT(state)); - state = specification->state; - gtk_object_ref(GTK_OBJECT(state)); - } - } else { - state = specification->state; - gtk_object_ref(GTK_OBJECT(state)); - } - - e_table = et_real_construct (e_table, etm, ete, specification, state); - - e_table->spec = specification; - gtk_object_unref(GTK_OBJECT(state)); - - return e_table; -} - -GtkWidget * -e_table_new (ETableModel *etm, ETableExtras *ete, const char *spec, const char *state) -{ - ETable *e_table; - - g_return_val_if_fail(etm != NULL, NULL); - g_return_val_if_fail(E_IS_TABLE_MODEL(etm), NULL); - g_return_val_if_fail(ete == NULL || E_IS_TABLE_EXTRAS(ete), NULL); - g_return_val_if_fail(spec != NULL, NULL); - - e_table = gtk_type_new (e_table_get_type ()); - - e_table = e_table_construct (e_table, etm, ete, spec, state); - - return GTK_WIDGET (e_table); -} - -GtkWidget * -e_table_new_from_spec_file (ETableModel *etm, ETableExtras *ete, const char *spec_fn, const char *state_fn) -{ - ETable *e_table; - - g_return_val_if_fail(etm != NULL, NULL); - g_return_val_if_fail(E_IS_TABLE_MODEL(etm), NULL); - g_return_val_if_fail(ete == NULL || E_IS_TABLE_EXTRAS(ete), NULL); - g_return_val_if_fail(spec_fn != NULL, NULL); - - e_table = gtk_type_new (e_table_get_type ()); - - e_table = e_table_construct_from_spec_file (e_table, etm, ete, spec_fn, state_fn); - - return GTK_WIDGET (e_table); -} - -#if 0 -static xmlNode * -et_build_column_spec (ETable *e_table) -{ - xmlNode *columns_shown; - gint i; - gint col_count; - - columns_shown = xmlNewNode (NULL, "columns-shown"); - - col_count = e_table_header_count (e_table->header); - for (i = 0; i < col_count; i++){ - gchar *text = g_strdup_printf ("%d", e_table_header_index(e_table->header, i)); - xmlNewChild (columns_shown, NULL, "column", text); - g_free (text); - } - - return columns_shown; -} - -static xmlNode * -et_build_grouping_spec (ETable *e_table) -{ - xmlNode *node; - xmlNode *grouping; - int i; - const int sort_count = e_table_sort_info_sorting_get_count (e_table->sort_info); - const int group_count = e_table_sort_info_grouping_get_count (e_table->sort_info); - - grouping = xmlNewNode (NULL, "grouping"); - node = grouping; - - for (i = 0; i < group_count; i++) { - ETableSortColumn column = e_table_sort_info_grouping_get_nth(e_table->sort_info, i); - xmlNode *new_node = xmlNewChild(node, NULL, "group", NULL); - - e_xml_set_integer_prop_by_name (new_node, "column", column.column); - e_xml_set_integer_prop_by_name (new_node, "ascending", column.ascending); - node = new_node; - } - - for (i = 0; i < sort_count; i++) { - ETableSortColumn column = e_table_sort_info_sorting_get_nth(e_table->sort_info, i); - xmlNode *new_node = xmlNewChild(node, NULL, "leaf", NULL); - - e_xml_set_integer_prop_by_name (new_node, "column", column.column); - e_xml_set_integer_prop_by_name (new_node, "ascending", column.ascending); - node = new_node; - } - - return grouping; -} - -static xmlDoc * -et_build_tree (ETable *e_table) -{ - xmlDoc *doc; - xmlNode *root; - - doc = xmlNewDoc ("1.0"); - if (doc == NULL) - return NULL; - - root = xmlNewDocNode (doc, NULL, "ETableSpecification", NULL); - xmlDocSetRootElement (doc, root); - xmlAddChild (root, et_build_column_spec (e_table)); - xmlAddChild (root, et_build_grouping_spec (e_table)); - - return doc; -} - -gchar * -e_table_get_specification (ETable *e_table) -{ - xmlDoc *doc; - xmlChar *buffer; - gint size; - - g_return_val_if_fail(e_table != NULL, NULL); - g_return_val_if_fail(E_IS_TABLE(e_table), NULL); - - doc = et_build_tree (e_table); - xmlDocDumpMemory (doc, &buffer, &size); - xmlFreeDoc (doc); - - return buffer; -} - -int -e_table_set_specification (ETable *e_table, const char *spec) -{ - xmlDoc *xmlSpec; - int ret; - - g_return_val_if_fail(e_table != NULL, -1); - g_return_val_if_fail(E_IS_TABLE(e_table), -1); - g_return_val_if_fail(spec != NULL, -1); - - /* doesn't work yet, sigh */ - xmlSpec = xmlParseMemory ((char *)spec, strlen(spec)); - ret = et_real_set_specification(e_table, xmlSpec); - xmlFreeDoc (xmlSpec); - - return ret; -} - -void -e_table_save_specification (ETable *e_table, gchar *filename) -{ - xmlDoc *doc = et_build_tree (e_table); - - g_return_if_fail(e_table != NULL); - g_return_if_fail(E_IS_TABLE(e_table)); - g_return_if_fail(filename != NULL); - - xmlSaveFile (filename, doc); - xmlFreeDoc (doc); -} - -int -e_table_load_specification (ETable *e_table, gchar *filename) -{ - xmlDoc *xmlSpec; - int ret; - - g_return_val_if_fail(e_table != NULL, -1); - g_return_val_if_fail(E_IS_TABLE(e_table), -1); - g_return_val_if_fail(filename != NULL, -1); - - /* doesn't work yet, yay */ - xmlSpec = xmlParseFile (filename); - ret = et_real_set_specification(e_table, xmlSpec); - xmlFreeDoc (xmlSpec); - - return ret; -} -#endif - -void -e_table_set_cursor_row (ETable *e_table, int row) -{ - g_return_if_fail(e_table != NULL); - g_return_if_fail(E_IS_TABLE(e_table)); - g_return_if_fail(row >= 0); - - gtk_object_set(GTK_OBJECT(e_table->selection), - "cursor_row", row, - NULL); -} - -int -e_table_get_cursor_row (ETable *e_table) -{ - int row; - g_return_val_if_fail(e_table != NULL, -1); - g_return_val_if_fail(E_IS_TABLE(e_table), -1); - - gtk_object_get(GTK_OBJECT(e_table->selection), - "cursor_row", &row, - NULL); - return row; -} - -void -e_table_selected_row_foreach (ETable *e_table, - EForeachFunc callback, - gpointer closure) -{ - g_return_if_fail(e_table != NULL); - g_return_if_fail(E_IS_TABLE(e_table)); - - e_selection_model_foreach(E_SELECTION_MODEL (e_table->selection), - callback, - closure); -} - -gint -e_table_selected_count (ETable *e_table) -{ - g_return_val_if_fail(e_table != NULL, -1); - g_return_val_if_fail(E_IS_TABLE(e_table), -1); - - return e_selection_model_selected_count(E_SELECTION_MODEL (e_table->selection)); -} - -void -e_table_select_all (ETable *table) -{ - g_return_if_fail (table != NULL); - g_return_if_fail (E_IS_TABLE (table)); - - e_selection_model_select_all (E_SELECTION_MODEL (table->selection)); -} - -void -e_table_invert_selection (ETable *table) -{ - g_return_if_fail (table != NULL); - g_return_if_fail (E_IS_TABLE (table)); - - e_selection_model_invert_selection (E_SELECTION_MODEL (table->selection)); -} - - -EPrintable * -e_table_get_printable (ETable *e_table) -{ - g_return_val_if_fail(e_table != NULL, NULL); - g_return_val_if_fail(E_IS_TABLE(e_table), NULL); - - return e_table_group_get_printable(e_table->group); -} - -static void -et_get_arg (GtkObject *o, GtkArg *arg, guint arg_id) -{ - switch (arg_id){ - default: - break; - } -} - -typedef struct { - char *arg; - gboolean setting; -} bool_closure; - -static void -et_set_arg (GtkObject *o, GtkArg *arg, guint arg_id) -{ - ETable *etable = E_TABLE (o); - - switch (arg_id){ - case ARG_LENGTH_THRESHOLD: - etable->length_threshold = GTK_VALUE_INT (*arg); - if (etable->group) { - gnome_canvas_item_set (GNOME_CANVAS_ITEM(etable->group), - "length_threshold", GTK_VALUE_INT (*arg), - NULL); - } - break; - - } -} - -static void -set_scroll_adjustments (ETable *table, - GtkAdjustment *hadjustment, - GtkAdjustment *vadjustment) -{ - if (vadjustment != NULL) { - vadjustment->step_increment = 20; - gtk_adjustment_changed(vadjustment); - } - - gtk_layout_set_hadjustment (GTK_LAYOUT(table->table_canvas), - hadjustment); - gtk_layout_set_vadjustment (GTK_LAYOUT(table->table_canvas), - vadjustment); - - if (table->header_canvas != NULL) - gtk_layout_set_hadjustment (GTK_LAYOUT(table->header_canvas), - hadjustment); -} - -gint -e_table_get_next_row (ETable *e_table, - gint model_row) -{ - g_return_val_if_fail(e_table != NULL, -1); - g_return_val_if_fail(E_IS_TABLE(e_table), -1); - - if (e_table->sorter) { - int i; - i = e_sorter_model_to_sorted(E_SORTER (e_table->sorter), model_row); - i++; - if (i < e_table_model_row_count(e_table->model)) { - return e_sorter_sorted_to_model(E_SORTER (e_table->sorter), i); - } else - return -1; - } else - if (model_row < e_table_model_row_count(e_table->model) - 1) - return model_row + 1; - else - return -1; -} - -gint -e_table_get_prev_row (ETable *e_table, - gint model_row) -{ - g_return_val_if_fail(e_table != NULL, -1); - g_return_val_if_fail(E_IS_TABLE(e_table), -1); - - if (e_table->sorter) { - int i; - i = e_sorter_model_to_sorted(E_SORTER (e_table->sorter), model_row); - i--; - if (i >= 0) - return e_sorter_sorted_to_model(E_SORTER (e_table->sorter), i); - else - return -1; - } else - return model_row - 1; -} - -gint -e_table_model_to_view_row (ETable *e_table, - gint model_row) -{ - g_return_val_if_fail(e_table != NULL, -1); - g_return_val_if_fail(E_IS_TABLE(e_table), -1); - - if (e_table->sorter) - return e_sorter_model_to_sorted(E_SORTER (e_table->sorter), model_row); - else - return model_row; -} - -gint -e_table_view_to_model_row (ETable *e_table, - gint view_row) -{ - g_return_val_if_fail(e_table != NULL, -1); - g_return_val_if_fail(E_IS_TABLE(e_table), -1); - - if (e_table->sorter) - return e_sorter_sorted_to_model (E_SORTER (e_table->sorter), view_row); - else - return view_row; -} - -/** - * e_table_get_cell_at: - * @table: An ETable widget - * @x: X coordinate for the pixel - * @y: Y coordinate for the pixel - * @row_return: Pointer to return the row value - * @col_return: Pointer to return the column value - * - * Return the row and column for the cell in which the pixel at (@x, @y) is - * contained. - **/ -void -e_table_get_cell_at (ETable *table, - int x, int y, - int *row_return, int *col_return) -{ - g_return_if_fail (table != NULL); - g_return_if_fail (E_IS_TABLE (table)); - g_return_if_fail (row_return != NULL); - g_return_if_fail (col_return != NULL); - - /* FIXME it would be nice if it could handle a NULL row_return or - * col_return gracefully. */ - - x += GTK_LAYOUT(table->table_canvas)->hadjustment->value; - y += GTK_LAYOUT(table->table_canvas)->vadjustment->value; - e_table_group_compute_location(table->group, &x, &y, row_return, col_return); -} - -struct _ETableDragSourceSite -{ - GdkModifierType start_button_mask; - GtkTargetList *target_list; /* Targets for drag data */ - GdkDragAction actions; /* Possible actions */ - GdkColormap *colormap; /* Colormap for drag icon */ - GdkPixmap *pixmap; /* Icon for drag data */ - GdkBitmap *mask; - - /* Stored button press information to detect drag beginning */ - gint state; - gint x, y; - gint row, col; -}; - -typedef enum -{ - GTK_DRAG_STATUS_DRAG, - GTK_DRAG_STATUS_WAIT, - GTK_DRAG_STATUS_DROP -} GtkDragStatus; - -typedef struct _GtkDragDestInfo GtkDragDestInfo; -typedef struct _GtkDragSourceInfo GtkDragSourceInfo; - -struct _GtkDragDestInfo -{ - GtkWidget *widget; /* Widget in which drag is in */ - GdkDragContext *context; /* Drag context */ - GtkDragSourceInfo *proxy_source; /* Set if this is a proxy drag */ - GtkSelectionData *proxy_data; /* Set while retrieving proxied data */ - gboolean dropped : 1; /* Set after we receive a drop */ - guint32 proxy_drop_time; /* Timestamp for proxied drop */ - gboolean proxy_drop_wait : 1; /* Set if we are waiting for a - * status reply before sending - * a proxied drop on. - */ - gint drop_x, drop_y; /* Position of drop */ -}; - -struct _GtkDragSourceInfo -{ - GtkWidget *widget; - GtkTargetList *target_list; /* Targets for drag data */ - GdkDragAction possible_actions; /* Actions allowed by source */ - GdkDragContext *context; /* drag context */ - GtkWidget *icon_window; /* Window for drag */ - GtkWidget *ipc_widget; /* GtkInvisible for grab, message passing */ - GdkCursor *cursor; /* Cursor for drag */ - gint hot_x, hot_y; /* Hot spot for drag */ - gint button; /* mouse button starting drag */ - - GtkDragStatus status; /* drag status */ - GdkEvent *last_event; /* motion event waiting for response */ - - gint start_x, start_y; /* Initial position */ - gint cur_x, cur_y; /* Current Position */ - - GList *selections; /* selections we've claimed */ - - GtkDragDestInfo *proxy_dest; /* Set if this is a proxy drag */ - - guint drop_timeout; /* Timeout for aborting drop */ - guint destroy_icon : 1; /* If true, destroy icon_window - */ -}; - -/* Drag & drop stuff. */ -/* Target */ -void -e_table_drag_get_data (ETable *table, - int row, - int col, - GdkDragContext *context, - GdkAtom target, - guint32 time) -{ - g_return_if_fail(table != NULL); - g_return_if_fail(E_IS_TABLE(table)); - - table->drag_get_data_row = row; - table->drag_get_data_col = col; - gtk_drag_get_data(GTK_WIDGET(table), - context, - target, - time); - -} - -/** - * e_table_drag_highlight: - * @table: - * @row: - * @col: - * - * Set col to -1 to highlight the entire row. - */ -void -e_table_drag_highlight (ETable *table, - int row, - int col) -{ - g_return_if_fail(table != NULL); - g_return_if_fail(E_IS_TABLE(table)); -} - -void -e_table_drag_unhighlight (ETable *table) -{ - g_return_if_fail(table != NULL); - g_return_if_fail(E_IS_TABLE(table)); -} - -void e_table_drag_dest_set (ETable *table, - GtkDestDefaults flags, - const GtkTargetEntry *targets, - gint n_targets, - GdkDragAction actions) -{ - g_return_if_fail(table != NULL); - g_return_if_fail(E_IS_TABLE(table)); - - gtk_drag_dest_set(GTK_WIDGET(table), - flags, - targets, - n_targets, - actions); -} - -void e_table_drag_dest_set_proxy (ETable *table, - GdkWindow *proxy_window, - GdkDragProtocol protocol, - gboolean use_coordinates) -{ - g_return_if_fail(table != NULL); - g_return_if_fail(E_IS_TABLE(table)); - - gtk_drag_dest_set_proxy(GTK_WIDGET(table), - proxy_window, - protocol, - use_coordinates); -} - -/* - * There probably should be functions for setting the targets - * as a GtkTargetList - */ - -void -e_table_drag_dest_unset (GtkWidget *widget) -{ - g_return_if_fail(widget != NULL); - g_return_if_fail(E_IS_TABLE(widget)); - - gtk_drag_dest_unset(widget); -} - -/* Source side */ - -void -e_table_drag_source_set (ETable *table, - GdkModifierType start_button_mask, - const GtkTargetEntry *targets, - gint n_targets, - GdkDragAction actions) -{ - ETableDragSourceSite *site; - GtkWidget *canvas; - - g_return_if_fail(table != NULL); - g_return_if_fail(E_IS_TABLE(table)); - - canvas = GTK_WIDGET(table->table_canvas); - site = table->site; - - gtk_widget_add_events (canvas, - gtk_widget_get_events (canvas) | - GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | - GDK_BUTTON_MOTION_MASK | GDK_STRUCTURE_MASK); - - if (site) { - if (site->target_list) - gtk_target_list_unref (site->target_list); - } else { - site = g_new0 (ETableDragSourceSite, 1); - - table->drag_source_button_press_event_id = - gtk_signal_connect (GTK_OBJECT (canvas), "button_press_event", - GTK_SIGNAL_FUNC (e_table_drag_source_event_cb), - table); - table->drag_source_motion_notify_event_id = - gtk_signal_connect (GTK_OBJECT (canvas), "motion_notify_event", - GTK_SIGNAL_FUNC (e_table_drag_source_event_cb), - table); - - table->site = site; - } - - site->start_button_mask = start_button_mask; - - if (targets) - site->target_list = gtk_target_list_new (targets, n_targets); - else - site->target_list = NULL; - - site->actions = actions; -} - -void -e_table_drag_source_unset (ETable *table) -{ - ETableDragSourceSite *site; - - g_return_if_fail (table != NULL); - g_return_if_fail (E_IS_TABLE(table)); - - site = table->site; - - if (site) { - gtk_signal_disconnect ( - GTK_OBJECT (table->table_canvas), - table->drag_source_button_press_event_id); - gtk_signal_disconnect ( - GTK_OBJECT (table->table_canvas), - table->drag_source_motion_notify_event_id); - g_free (site); - table->site = NULL; - } -} - -/* There probably should be functions for setting the targets - * as a GtkTargetList - */ - -GdkDragContext * -e_table_drag_begin (ETable *table, - int row, - int col, - GtkTargetList *targets, - GdkDragAction actions, - gint button, - GdkEvent *event) -{ - g_return_val_if_fail (table != NULL, NULL); - g_return_val_if_fail (E_IS_TABLE(table), NULL); - - table->drag_row = row; - table->drag_col = col; - - return gtk_drag_begin(GTK_WIDGET(table), - targets, - actions, - button, - event); -} - -static void -et_drag_begin (GtkWidget *widget, - GdkDragContext *context, - ETable *et) -{ - gtk_signal_emit (GTK_OBJECT (et), - et_signals [TABLE_DRAG_BEGIN], - et->drag_row, - et->drag_col, - context); -} - -static void -et_drag_end (GtkWidget *widget, - GdkDragContext *context, - ETable *et) -{ - gtk_signal_emit (GTK_OBJECT (et), - et_signals [TABLE_DRAG_END], - et->drag_row, - et->drag_col, - context); -} - -static void -et_drag_data_get(GtkWidget *widget, - GdkDragContext *context, - GtkSelectionData *selection_data, - guint info, - guint time, - ETable *et) -{ - gtk_signal_emit (GTK_OBJECT (et), - et_signals [TABLE_DRAG_DATA_GET], - et->drag_row, - et->drag_col, - context, - selection_data, - info, - time); -} - -static void -et_drag_data_delete(GtkWidget *widget, - GdkDragContext *context, - ETable *et) -{ - gtk_signal_emit (GTK_OBJECT (et), - et_signals [TABLE_DRAG_DATA_DELETE], - et->drag_row, - et->drag_col, - context); -} - -static void -et_drag_leave(GtkWidget *widget, - GdkDragContext *context, - guint time, - ETable *et) -{ - gtk_signal_emit (GTK_OBJECT (et), - et_signals [TABLE_DRAG_LEAVE], - et->drop_row, - et->drop_col, - context, - time); - et->drop_row = -1; - et->drop_col = -1; -} - -static gboolean -et_drag_motion(GtkWidget *widget, - GdkDragContext *context, - gint x, - gint y, - guint time, - ETable *et) -{ - gboolean ret_val; - int row, col; - - e_table_get_cell_at (et, x, y, &row, &col); - - if (et->drop_row >= 0 && et->drop_col >= 0 && - row != et->drop_row && col != et->drop_row) { - gtk_signal_emit (GTK_OBJECT (et), - et_signals [TABLE_DRAG_LEAVE], - et->drop_row, - et->drop_col, - context, - time); - } - et->drop_row = row; - et->drop_col = col; - if (row >= 0 && col >= 0) - gtk_signal_emit (GTK_OBJECT (et), - et_signals [TABLE_DRAG_MOTION], - et->drop_row, - et->drop_col, - context, - x, - y, - time, - &ret_val); - return ret_val; -} - -static gboolean -et_drag_drop(GtkWidget *widget, - GdkDragContext *context, - gint x, - gint y, - guint time, - ETable *et) -{ - gboolean ret_val; - int row, col; - - e_table_get_cell_at (et, x, y, &row, &col); - - if (et->drop_row >= 0 && et->drop_col >= 0 && - row != et->drop_row && col != et->drop_row) { - gtk_signal_emit (GTK_OBJECT (et), - et_signals [TABLE_DRAG_LEAVE], - et->drop_row, - et->drop_col, - context, - time); - if (row >= 0 && col >= 0) - gtk_signal_emit (GTK_OBJECT (et), - et_signals [TABLE_DRAG_MOTION], - row, - col, - context, - x, - y, - time, - &ret_val); - } - et->drop_row = row; - et->drop_col = col; - if (row >= 0 && col >= 0) - gtk_signal_emit (GTK_OBJECT (et), - et_signals [TABLE_DRAG_DROP], - et->drop_row, - et->drop_col, - context, - x, - y, - time, - &ret_val); - et->drop_row = -1; - et->drop_col = -1; - return ret_val; -} - -static void -et_drag_data_received(GtkWidget *widget, - GdkDragContext *context, - gint x, - gint y, - GtkSelectionData *selection_data, - guint info, - guint time, - ETable *et) -{ - int row, col; - - e_table_get_cell_at (et, x, y, &row, &col); - - gtk_signal_emit (GTK_OBJECT (et), - et_signals [TABLE_DRAG_DATA_RECEIVED], - row, - col, - context, - x, - y, - selection_data, - info, - time); -} - -static gint -e_table_drag_source_event_cb (GtkWidget *widget, - GdkEvent *event, - ETable *table) -{ - ETableDragSourceSite *site; - site = table->site; - - switch (event->type) { - case GDK_BUTTON_PRESS: - if ((GDK_BUTTON1_MASK << (event->button.button - 1)) & site->start_button_mask) { - int row, col; - e_table_get_cell_at (table, event->button.x, event->button.y, &row, &col); - if (row >= 0 && col >= 0) { - site->state |= (GDK_BUTTON1_MASK << (event->button.button - 1)); - site->x = event->button.x; - site->y = event->button.y; - site->row = row; - site->col = col; - } - } - break; - - case GDK_BUTTON_RELEASE: - if ((GDK_BUTTON1_MASK << (event->button.button - 1)) & site->start_button_mask) { - site->state &= ~(GDK_BUTTON1_MASK << (event->button.button - 1)); - } - break; - - case GDK_MOTION_NOTIFY: - if (site->state & event->motion.state & site->start_button_mask) { - /* FIXME: This is really broken and can leave us - * with a stuck grab - */ - int i; - for (i=1; i<6; i++) { - if (site->state & event->motion.state & - GDK_BUTTON1_MASK << (i - 1)) - break; - } - - if (MAX (abs (site->x - event->motion.x), - abs (site->y - event->motion.y)) > 3) { - GtkDragSourceInfo *info; - GdkDragContext *context; - - site->state = 0; - context = e_table_drag_begin (table, site->row, site->col, - site->target_list, - site->actions, - i, event); - - - info = g_dataset_get_data (context, "gtk-info"); - - if (!info->icon_window) { - if (site->pixmap) - gtk_drag_set_icon_pixmap (context, - site->colormap, - site->pixmap, - site->mask, -2, -2); - else - gtk_drag_set_icon_default (context); - } - - return TRUE; - } - } - break; - - default: /* hit for 2/3BUTTON_PRESS */ - break; - } - return FALSE; -} - -static void -e_table_class_init (ETableClass *class) -{ - GtkObjectClass *object_class; - GtkWidgetClass *widget_class; - GtkContainerClass *container_class; - - object_class = (GtkObjectClass *) class; - widget_class = (GtkWidgetClass *) class; - container_class = (GtkContainerClass *) class; - - e_table_parent_class = gtk_type_class (PARENT_TYPE); - - object_class->destroy = et_destroy; - object_class->set_arg = et_set_arg; - object_class->get_arg = et_get_arg; - - widget_class->grab_focus = et_grab_focus; - - container_class->focus = et_focus; - - class->cursor_change = NULL; - class->cursor_activated = NULL; - class->selection_change = NULL; - class->double_click = NULL; - class->right_click = NULL; - class->click = NULL; - class->key_press = NULL; - - class->table_drag_begin = NULL; - class->table_drag_end = NULL; - class->table_drag_data_get = NULL; - class->table_drag_data_delete = NULL; - - class->table_drag_leave = NULL; - class->table_drag_motion = NULL; - class->table_drag_drop = NULL; - class->table_drag_data_received = NULL; - - et_signals [CURSOR_CHANGE] = - gtk_signal_new ("cursor_change", - GTK_RUN_LAST, - object_class->type, - GTK_SIGNAL_OFFSET (ETableClass, cursor_change), - gtk_marshal_NONE__INT, - GTK_TYPE_NONE, 1, GTK_TYPE_INT); - - et_signals [CURSOR_ACTIVATED] = - gtk_signal_new ("cursor_activated", - GTK_RUN_LAST, - object_class->type, - GTK_SIGNAL_OFFSET (ETableClass, cursor_activated), - gtk_marshal_NONE__INT, - GTK_TYPE_NONE, 1, GTK_TYPE_INT); - - et_signals [SELECTION_CHANGE] = - gtk_signal_new ("selection_change", - GTK_RUN_LAST, - object_class->type, - GTK_SIGNAL_OFFSET (ETableClass, selection_change), - gtk_marshal_NONE__NONE, - GTK_TYPE_NONE, 0); - - et_signals [DOUBLE_CLICK] = - gtk_signal_new ("double_click", - GTK_RUN_LAST, - object_class->type, - GTK_SIGNAL_OFFSET (ETableClass, double_click), - gtk_marshal_NONE__INT_INT_POINTER, - GTK_TYPE_NONE, 3, GTK_TYPE_INT, GTK_TYPE_INT, GTK_TYPE_GDK_EVENT); - - et_signals [RIGHT_CLICK] = - gtk_signal_new ("right_click", - GTK_RUN_LAST, - object_class->type, - GTK_SIGNAL_OFFSET (ETableClass, right_click), - e_marshal_INT__INT_INT_POINTER, - GTK_TYPE_INT, 3, GTK_TYPE_INT, GTK_TYPE_INT, GTK_TYPE_GDK_EVENT); - - et_signals [CLICK] = - gtk_signal_new ("click", - GTK_RUN_LAST, - object_class->type, - GTK_SIGNAL_OFFSET (ETableClass, click), - e_marshal_INT__INT_INT_POINTER, - GTK_TYPE_INT, 3, GTK_TYPE_INT, GTK_TYPE_INT, GTK_TYPE_GDK_EVENT); - - et_signals [KEY_PRESS] = - gtk_signal_new ("key_press", - GTK_RUN_LAST, - object_class->type, - GTK_SIGNAL_OFFSET (ETableClass, key_press), - e_marshal_INT__INT_INT_POINTER, - GTK_TYPE_INT, 3, GTK_TYPE_INT, GTK_TYPE_INT, GTK_TYPE_GDK_EVENT); - - et_signals[TABLE_DRAG_BEGIN] = - gtk_signal_new ("table_drag_begin", - GTK_RUN_LAST, - object_class->type, - GTK_SIGNAL_OFFSET (ETableClass, table_drag_begin), - gtk_marshal_NONE__INT_INT_POINTER, - GTK_TYPE_NONE, 3, - GTK_TYPE_INT, - GTK_TYPE_INT, - GTK_TYPE_GDK_DRAG_CONTEXT); - et_signals[TABLE_DRAG_END] = - gtk_signal_new ("table_drag_end", - GTK_RUN_LAST, - object_class->type, - GTK_SIGNAL_OFFSET (ETableClass, table_drag_end), - gtk_marshal_NONE__INT_INT_POINTER, - GTK_TYPE_NONE, 3, - GTK_TYPE_INT, - GTK_TYPE_INT, - GTK_TYPE_GDK_DRAG_CONTEXT); - et_signals[TABLE_DRAG_DATA_GET] = - gtk_signal_new ("table_drag_data_get", - GTK_RUN_LAST, - object_class->type, - GTK_SIGNAL_OFFSET (ETableClass, table_drag_data_get), - e_marshal_NONE__INT_INT_POINTER_POINTER_UINT_UINT, - GTK_TYPE_NONE, 6, - GTK_TYPE_INT, - GTK_TYPE_INT, - GTK_TYPE_GDK_DRAG_CONTEXT, - GTK_TYPE_SELECTION_DATA, - GTK_TYPE_UINT, - GTK_TYPE_UINT); - et_signals[TABLE_DRAG_DATA_DELETE] = - gtk_signal_new ("table_drag_data_delete", - GTK_RUN_LAST, - object_class->type, - GTK_SIGNAL_OFFSET (ETableClass, table_drag_data_delete), - gtk_marshal_NONE__INT_INT_POINTER, - GTK_TYPE_NONE, 3, - GTK_TYPE_INT, - GTK_TYPE_INT, - GTK_TYPE_GDK_DRAG_CONTEXT); - - et_signals[TABLE_DRAG_LEAVE] = - gtk_signal_new ("table_drag_leave", - GTK_RUN_LAST, - object_class->type, - GTK_SIGNAL_OFFSET (ETableClass, table_drag_leave), - e_marshal_NONE__INT_INT_POINTER_UINT, - GTK_TYPE_NONE, 4, - GTK_TYPE_INT, - GTK_TYPE_INT, - GTK_TYPE_GDK_DRAG_CONTEXT, - GTK_TYPE_UINT); - et_signals[TABLE_DRAG_MOTION] = - gtk_signal_new ("table_drag_motion", - GTK_RUN_LAST, - object_class->type, - GTK_SIGNAL_OFFSET (ETableClass, table_drag_motion), - e_marshal_BOOL__INT_INT_POINTER_INT_INT_UINT, - GTK_TYPE_BOOL, 6, - GTK_TYPE_INT, - GTK_TYPE_INT, - GTK_TYPE_GDK_DRAG_CONTEXT, - GTK_TYPE_INT, - GTK_TYPE_INT, - GTK_TYPE_UINT); - et_signals[TABLE_DRAG_DROP] = - gtk_signal_new ("table_drag_drop", - GTK_RUN_LAST, - object_class->type, - GTK_SIGNAL_OFFSET (ETableClass, table_drag_drop), - e_marshal_BOOL__INT_INT_POINTER_INT_INT_UINT, - GTK_TYPE_BOOL, 6, - GTK_TYPE_INT, - GTK_TYPE_INT, - GTK_TYPE_GDK_DRAG_CONTEXT, - GTK_TYPE_INT, - GTK_TYPE_INT, - GTK_TYPE_UINT); - et_signals[TABLE_DRAG_DATA_RECEIVED] = - gtk_signal_new ("table_drag_data_received", - GTK_RUN_LAST, - object_class->type, - GTK_SIGNAL_OFFSET (ETableClass, table_drag_data_received), - e_marshal_NONE__INT_INT_POINTER_INT_INT_POINTER_UINT_UINT, - GTK_TYPE_NONE, 8, - GTK_TYPE_INT, - GTK_TYPE_INT, - GTK_TYPE_GDK_DRAG_CONTEXT, - GTK_TYPE_INT, - GTK_TYPE_INT, - GTK_TYPE_SELECTION_DATA, - GTK_TYPE_UINT, - GTK_TYPE_UINT); - - gtk_object_class_add_signals (object_class, et_signals, LAST_SIGNAL); - - class->set_scroll_adjustments = set_scroll_adjustments; - - widget_class->set_scroll_adjustments_signal = - gtk_signal_new ("set_scroll_adjustments", - GTK_RUN_LAST, - object_class->type, - GTK_SIGNAL_OFFSET (ETableClass, set_scroll_adjustments), - gtk_marshal_NONE__POINTER_POINTER, - GTK_TYPE_NONE, 2, GTK_TYPE_ADJUSTMENT, GTK_TYPE_ADJUSTMENT); - - gtk_object_add_arg_type ("ETable::length_threshold", GTK_TYPE_INT, - GTK_ARG_WRITABLE, ARG_LENGTH_THRESHOLD); -} - -E_MAKE_TYPE(e_table, "ETable", ETable, e_table_class_init, e_table_init, PARENT_TYPE); |