void
gdl_dock_add_item (GdlDock *dock,
GdlDockItem *item,
GdlDockPlacement placement)
{
g_return_if_fail (dock != NULL);
g_return_if_fail (item != NULL);
if (placement == GDL_DOCK_FLOATING)
/* Add the item to a new floating dock */
gdl_dock_add_floating_item (dock, item, 0, 0, -1, -1);
else {
GdlDockItem *best_dock_item;
/* Non-floating item. */
if (dock->root) {
GdlDockPlacement local_placement;
GtkRequisition preferred_size;
best_dock_item =
gdl_dock_find_best_placement_item (GDL_DOCK_ITEM (dock->root),
placement, 0);
local_placement = gdl_dock_refine_placement (dock, best_dock_item,
placement);
if(local_placement != placement) gwarn("placement changed");
gdl_dock_object_dock (GDL_DOCK_OBJECT (best_dock_item),
GDL_DOCK_OBJECT (item),
local_placement, NULL);
} else {
gdl_dock_object_dock (GDL_DOCK_OBJECT (dock),
GDL_DOCK_OBJECT (item),
placement, NULL);
}
}
}
/**
* gdl_dock_add_item:
* @dock: A #GdlDock widget
* @item: A #GdlDockItem widget
* @placement: A position for the widget
*
* Dock in @dock, the widget @item at the position defined by @placement. The
* function takes care of finding the right parent widget eventually creating
* it if needed.
*/
void
gdl_dock_add_item (GdlDock *dock,
GdlDockItem *item,
GdlDockPlacement placement)
{
GdlDockObject *placeholder;
GdlDockObject *parent = NULL;
GdlDockPlacement place;
g_return_if_fail (dock != NULL);
g_return_if_fail (item != NULL);
/* Check if a placeholder widget already exist in the same dock */
placeholder = gdl_dock_master_get_object (GDL_DOCK_MASTER (gdl_dock_object_get_master (GDL_DOCK_OBJECT (dock))), gdl_dock_object_get_name (GDL_DOCK_OBJECT (item)));
if ((placeholder != GDL_DOCK_OBJECT (item)) && (placeholder != NULL)) {
if (gdl_dock_object_get_toplevel (placeholder) == dock) {
parent = gdl_dock_object_get_parent_object (placeholder);
} else {
gtk_widget_destroy (GTK_WIDGET (placeholder));
}
}
if (parent && gdl_dock_object_child_placement (parent, placeholder, &place))
{
gdl_dock_object_freeze (GDL_DOCK_OBJECT (parent));
gtk_widget_destroy (GTK_WIDGET (placeholder));
gdl_dock_object_dock (GDL_DOCK_OBJECT (parent),
GDL_DOCK_OBJECT (item),
place, NULL);
gdl_dock_object_thaw (GDL_DOCK_OBJECT (parent));
}
else if (placement == GDL_DOCK_FLOATING)
/* Add the item to a new floating dock */
gdl_dock_add_floating_item (dock, item, 0, 0, -1, -1);
else {
GdlDockItem *best_dock_item;
/* Non-floating item. */
if (dock->priv->root) {
GdlDockPlacement local_placement;
GtkRequisition preferred_size;
best_dock_item =
gdl_dock_find_best_placement_item (GDL_DOCK_ITEM (dock->priv->root),
placement, 0);
local_placement = gdl_dock_refine_placement (dock, best_dock_item,
placement);
gdl_dock_object_dock (GDL_DOCK_OBJECT (best_dock_item),
GDL_DOCK_OBJECT (item),
local_placement, NULL);
} else {
gdl_dock_object_dock (GDL_DOCK_OBJECT (dock),
GDL_DOCK_OBJECT (item),
placement, NULL);
}
}
}
static void
gdl_dock_master_drag_end (GdlDockItem *item,
gboolean cancelled,
gpointer data)
{
GdlDockMaster *master;
GdlDockRequest *request;
g_return_if_fail (data != NULL);
g_return_if_fail (item != NULL);
master = GDL_DOCK_MASTER (data);
request = master->_priv->drag_request;
g_return_if_fail (GDL_DOCK_OBJECT (item) == request->applicant);
/* Erase previously drawn rectangle */
if (master->_priv->rect_drawn)
gdl_dock_master_xor_rect (master);
/* cancel conditions */
if (cancelled || request->applicant == request->target)
return;
/* dock object to the requested position */
gdl_dock_object_dock (request->target,
request->applicant,
request->position,
&request->extra);
g_signal_emit (master, master_signals [LAYOUT_CHANGED], 0);
}
static void
gdl_dock_dock (GdlDockObject *object,
GdlDockObject *requestor,
GdlDockPlacement position,
GValue *user_data)
{
GdlDock *dock;
g_return_if_fail (GDL_IS_DOCK (object));
/* only dock items allowed at this time */
g_return_if_fail (GDL_IS_DOCK_ITEM (requestor));
dock = GDL_DOCK (object);
if (position == GDL_DOCK_FLOATING) {
GdlDockItem *item = GDL_DOCK_ITEM (requestor);
gint x, y, width, height;
if (user_data && G_VALUE_HOLDS (user_data, GDK_TYPE_RECTANGLE)) {
GdkRectangle *rect;
rect = g_value_get_boxed (user_data);
x = rect->x;
y = rect->y;
width = rect->width;
height = rect->height;
}
else {
x = y = 0;
width = height = -1;
}
gdl_dock_add_floating_item (dock, item,
x, y, width, height);
}
else if (dock->root) {
/* This is somewhat a special case since we know which item to
pass the request on because we only have on child */
gdl_dock_object_dock (dock->root, requestor, position, NULL);
gdl_dock_set_title (dock);
}
else { /* Item about to be added is root item. */
GtkWidget *widget = GTK_WIDGET (requestor);
dock->root = requestor;
GDL_DOCK_OBJECT_SET_FLAGS (requestor, GDL_DOCK_ATTACHED);
gtk_widget_set_parent (widget, GTK_WIDGET (dock));
gdl_dock_item_show_grip (GDL_DOCK_ITEM (requestor));
/* Realize the item (create its corresponding GdkWindow) when
GdlDock has been realized. */
if (GTK_WIDGET_REALIZED (dock))
gtk_widget_realize (widget);
/* Map the widget if it's visible and the parent is visible and has
been mapped. This is done to make sure that the GdkWindow is
visible. */
if (GTK_WIDGET_VISIBLE (dock) &&
GTK_WIDGET_VISIBLE (widget)) {
if (GTK_WIDGET_MAPPED (dock))
gtk_widget_map (widget);
/* Make the widget resize. */
gtk_widget_queue_resize (widget);
}
gdl_dock_set_title (dock);
}
}