static void
sp_button_set_action (SPButton *button, SPAction *action)
{
GtkWidget *child;
if (button->action) {
nr_active_object_remove_listener_by_data ((NRActiveObject *) button->action, button);
nr_object_unref ((NRObject *) button->action);
child = gtk_bin_get_child (GTK_BIN (button));
if (child) {
gtk_container_remove (GTK_CONTAINER (button), child);
}
}
button->action = action;
if (action) {
button->action = (SPAction *) nr_object_ref ((NRObject *) action);
nr_active_object_add_listener ((NRActiveObject *) action, (NRObjectEventVector *) &button_event_vector, sizeof (SPActionEventVector), button);
if (action->image) {
child = sp_icon_new (button->lsize, action->image);
gtk_widget_show (child);
gtk_container_add (GTK_CONTAINER (button), child);
}
}
if (button->tooltips) {
sp_button_set_composed_tooltip (button->tooltips, (GtkWidget *) button, action);
}
}
static void
sp_button_set_doubleclick_action (SPButton *button, SPAction *action)
{
if (button->doubleclick_action) {
nr_object_unref ((NRObject *) button->doubleclick_action);
}
button->doubleclick_action = action;
if (action) {
button->doubleclick_action = (SPAction *) nr_object_ref ((NRObject *) action);
}
}
static void
sp_canvas_arena_update (SPCanvasItem *item, double *affine, unsigned int flags)
{
SPCanvasArena *arena;
guint reset;
arena = SP_CANVAS_ARENA (item);
if (((SPCanvasItemClass *) parent_class)->update)
(* ((SPCanvasItemClass *) parent_class)->update) (item, affine, flags);
memcpy (NR_MATRIX_D_TO_DOUBLE (&arena->gc.transform), affine, 6 * sizeof (double));
if (flags & SP_CANVAS_UPDATE_AFFINE) {
reset = NR_ARENA_ITEM_STATE_ALL;
} else {
reset = NR_ARENA_ITEM_STATE_NONE;
}
nr_arena_item_invoke_update (arena->root, NULL, &arena->gc, NR_ARENA_ITEM_STATE_ALL, reset);
item->x1 = arena->root->bbox.x0 - 1;
item->y1 = arena->root->bbox.y0 - 1;
item->x2 = arena->root->bbox.x1 + 1;
item->y2 = arena->root->bbox.y1 + 1;
if (arena->cursor) {
NRArenaItem *new_arena;
/* Mess with enter/leave notifiers */
new_arena = nr_arena_item_invoke_pick (arena->root, arena->cx, arena->cy, nr_arena_global_delta, arena->sticky);
if (new_arena != arena->active) {
GdkEventCrossing ec;
ec.window = GTK_WIDGET (item->canvas)->window;
ec.send_event = TRUE;
ec.subwindow = ec.window;
ec.time = GDK_CURRENT_TIME;
ec.x = arena->cx;
ec.y = arena->cy;
/* fixme: */
if (arena->active) {
ec.type = GDK_LEAVE_NOTIFY;
sp_canvas_arena_send_event (arena, (GdkEvent *) &ec);
}
/* fixme: This is not optimal - better track ::destroy (Lauris) */
if (arena->active) nr_object_unref ((NRObject *) arena->active);
arena->active = new_arena;
if (arena->active) nr_object_ref ((NRObject *) arena->active);
if (arena->active) {
ec.type = GDK_ENTER_NOTIFY;
sp_canvas_arena_send_event (arena, (GdkEvent *) &ec);
}
}
}
}
static gint
sp_canvas_arena_event (SPCanvasItem *item, GdkEvent *event)
{
SPCanvasArena *arena;
NRArenaItem *new_arena;
gint ret;
/* fixme: This sucks, we have to handle enter/leave notifiers */
arena = SP_CANVAS_ARENA (item);
ret = FALSE;
switch (event->type) {
case GDK_ENTER_NOTIFY:
if (!arena->cursor) {
if (arena->active) {
g_warning ("Cursor entered to arena with already active item");
nr_object_unref ((NRObject *) arena->active);
}
arena->cursor = TRUE;
#if 0
gnome_canvas_w2c_d (item->canvas, event->crossing.x, event->crossing.y, &arena->cx, &arena->cy);
#else
arena->cx = event->crossing.x;
arena->cy = event->crossing.y;
#endif
/* fixme: Not sure abut this, but seems the right thing (Lauris) */
nr_arena_item_invoke_update (arena->root, NULL, &arena->gc, NR_ARENA_ITEM_STATE_PICK, NR_ARENA_ITEM_STATE_NONE);
arena->active = nr_arena_item_invoke_pick (arena->root, arena->cx, arena->cy, nr_arena_global_delta, arena->sticky);
if (arena->active) nr_object_ref ((NRObject *) arena->active);
ret = sp_canvas_arena_send_event (arena, event);
}
break;
case GDK_LEAVE_NOTIFY:
if (arena->cursor) {
ret = sp_canvas_arena_send_event (arena, event);
if (arena->active) nr_object_unref ((NRObject *) arena->active);
arena->active = NULL;
arena->cursor = FALSE;
}
break;
case GDK_MOTION_NOTIFY:
#if 0
gnome_canvas_w2c_d (item->canvas, event->motion.x, event->motion.y, &arena->cx, &arena->cy);
#else
arena->cx = event->motion.x;
arena->cy = event->motion.y;
#endif
/* fixme: Not sure abut this, but seems the right thing (Lauris) */
nr_arena_item_invoke_update (arena->root, NULL, &arena->gc, NR_ARENA_ITEM_STATE_PICK, NR_ARENA_ITEM_STATE_NONE);
new_arena = nr_arena_item_invoke_pick (arena->root, arena->cx, arena->cy, nr_arena_global_delta, arena->sticky);
if (new_arena != arena->active) {
GdkEventCrossing ec;
ec.window = event->motion.window;
ec.send_event = event->motion.send_event;
ec.subwindow = event->motion.window;
ec.time = event->motion.time;
ec.x = event->motion.x;
ec.y = event->motion.y;
/* fixme: */
if (arena->active) {
ec.type = GDK_LEAVE_NOTIFY;
ret = sp_canvas_arena_send_event (arena, (GdkEvent *) &ec);
}
if (arena->active) nr_object_unref ((NRObject *) arena->active);
arena->active = new_arena;
if (arena->active) nr_object_ref ((NRObject *) arena->active);
if (arena->active) {
ec.type = GDK_ENTER_NOTIFY;
ret = sp_canvas_arena_send_event (arena, (GdkEvent *) &ec);
}
}
ret = sp_canvas_arena_send_event (arena, event);
break;
default:
/* Just send event */
ret = sp_canvas_arena_send_event (arena, event);
break;
}
return ret;
}
