GtkWidget *toplevel;
+ guint buttontime; /* Time of the button event */
+
struct output_view_item *items;
size_t n_items, allocated_items;
struct output_view_item *selected_item;
N_COLS
};
+static GtkTargetList *build_target_list (const struct output_item *item);
+static void clipboard_get_cb (GtkClipboard *clipboard,
+ GtkSelectionData *selection_data,
+ guint info,
+ gpointer data);
+
/* Draws a white background on the GtkLayout to match the white background of
each of the output items. */
static gboolean
GdkEventButton *event,
struct psppire_output_view *view)
{
- clear_selection (view);
- return FALSE; /* Forward the event */
+ /* buttontime is set by button_press_event_cb
+ If our event->time is equal to the time from the
+ button_press_event_cb, then we handle the same event.
+ In that case we must not clear the selection because
+ it was just set by button_press_event_cb from the item */
+ if (event->time != view->buttontime)
+ clear_selection (view);
+ return FALSE; /* Forward the event -> DragNDrop */
}
static gboolean
GdkEventButton *event,
struct psppire_output_view *view)
{
+ view->buttontime = event->time;
clear_selection (view);
set_copy_action (view, TRUE);
gtk_widget_set_state_flags (widget, GTK_STATE_FLAG_SELECTED, FALSE);
gtk_widget_queue_draw (widget);
- return TRUE; /* We have handled the event */
+ return FALSE; /* Forward Event -> off_item will trigger */
+}
+
+static void
+drag_data_get_cb (GtkWidget *widget, GdkDragContext *context,
+ GtkSelectionData *selection_data,
+ guint target_type, guint time,
+ struct psppire_output_view *view)
+{
+ view->selected_item = find_selected_item (view);
+ clipboard_get_cb (NULL, selection_data, target_type, view);
}
static void
create_drawing_area (struct psppire_output_view *view,
GtkWidget *drawing_area, struct xr_rendering *r,
- int tw, int th)
+ int tw, int th, const struct output_item *item)
{
struct string_map options = STRING_MAP_INITIALIZER (options);
string_map_insert (&options, "transparent", "true");
g_object_set_data_full (G_OBJECT (drawing_area),
"rendering", r, free_rendering);
-
g_signal_connect (drawing_area, "button-press-event",
G_CALLBACK (button_press_event_cb), view);
gtk_widget_add_events (drawing_area, GDK_BUTTON_PRESS_MASK);
+
+ { /* Drag and Drop */
+ GtkTargetList *tl = build_target_list (item);
+ g_assert (tl);
+ gtk_drag_source_set (drawing_area, GDK_BUTTON1_MASK, NULL, 0, GDK_ACTION_COPY);
+ gtk_drag_source_set_target_list (drawing_area, tl);
+ gtk_target_list_unref (tl);
+ g_signal_connect (drawing_area, "drag-data-get",
+ G_CALLBACK (drag_data_get_cb), view);
+ }
GtkStyleContext *context = gtk_widget_get_style_context (drawing_area);
gtk_style_context_add_class (context,
GTK_STYLE_CLASS_VIEW);
if (!item->drawing_area)
{
item->drawing_area = gtk_drawing_area_new ();
- create_drawing_area (view, item->drawing_area, r, tw, th);
+ create_drawing_area (view, item->drawing_area, r, tw, th, item->item);
}
else
{
}
xr_rendering_measure (r, &tw, &th);
- create_drawing_area (view, drawing_area, r, tw, th);
+ create_drawing_area (view, drawing_area, r, tw, th, item);
gdk_window_end_draw_frame (win, ctx);
cairo_region_destroy (region);
}
#define CT(ID, TARGET, FLAGS, INFO) static gchar ID[] = TARGET;
CBTARGETS
#undef CT
-gchar ctnlast[] = "application/vnd.oasis.opendocument.text";
+static gchar ctnlast[] = "application/vnd.oasis.opendocument.text";
static const GtkTargetEntry targets[] = {
#define CT(ID, TARGET, FLAGS, INFO) { ID, FLAGS, INFO },
{ ctnlast, 0, SELECT_FMT_ODT }
};
+static GtkTargetList *
+build_target_list (const struct output_item *item)
+{
+ GtkTargetList *tl = gtk_target_list_new (targets, G_N_ELEMENTS (targets));
+ g_return_val_if_fail (tl, NULL);
+ if (is_table_item (item) ||
+ is_chart_item (item))
+ gtk_target_list_add_image_targets (tl, SELECT_FMT_IMG, TRUE);
+ return tl;
+}
+
static void
on_copy (struct psppire_output_view *view)
{
if (ov_item == NULL)
return;
view->selected_item = ov_item;
- GtkTargetList *tl = gtk_target_list_new (targets, G_N_ELEMENTS (targets));
+ GtkTargetList *tl = build_target_list (ov_item->item);
g_return_if_fail (tl);
- if (is_table_item (ov_item->item) ||
- is_chart_item (ov_item->item))
- gtk_target_list_add_image_targets (tl, SELECT_FMT_IMG, TRUE);
gint no_of_targets = 0;
GtkTargetEntry *ta = gtk_target_table_new_from_list (tl, &no_of_targets);
g_return_if_fail (ta);
gtk_target_table_free (ta,no_of_targets);
}
-static void
-on_selection_change (GtkTreeSelection *sel, GAction *copy_action)
-{
- /* The Copy action is available only if there is something selected */
- g_object_set (copy_action,
- "enabled", gtk_tree_selection_count_selected_rows (sel) > 0,
- NULL);
-}
-
-static void
-on_select_all (struct psppire_output_view *view)
-{
- GtkTreeSelection *sel = gtk_tree_view_get_selection (view->overview);
- gtk_tree_view_expand_all (view->overview);
- gtk_tree_selection_select_all (sel);
-}
-
static void
on_size_allocate (GtkWidget *widget,
GdkRectangle *allocation,
static void
on_realize (GtkWidget *overview, GObject *view)
{
- GtkTreeSelection *sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (overview));
- gtk_tree_selection_set_mode (sel, GTK_SELECTION_MULTIPLE);
-
GtkWidget *toplevel = gtk_widget_get_toplevel (GTK_WIDGET (overview));
GAction *copy_action = g_action_map_lookup_action (G_ACTION_MAP (toplevel),
"select-all");
g_object_set (copy_action, "enabled", FALSE, NULL);
-
- g_signal_connect_swapped (select_all_action, "activate",
- G_CALLBACK (on_select_all), view);
+ g_object_set (select_all_action, "enabled", FALSE, NULL);
g_signal_connect_swapped (copy_action, "activate",
G_CALLBACK (on_copy), view);
- g_signal_connect (sel, "changed", G_CALLBACK (on_selection_change),
- copy_action);
}
struct psppire_output_view *
view->overview = overview;
view->cur_group = NULL;
view->toplevel = gtk_widget_get_toplevel (GTK_WIDGET (output));
+ view->buttontime = 0;
view->items = NULL;
view->n_items = view->allocated_items = 0;
view->selected_item = NULL;
projects / pspp / blobdiff