static void
anjuta_window_maximize_widget (AnjutaShell *shell,
const char *widget_name,
GError **error)
{
AnjutaWindow *win = NULL;
GtkWidget *dock_item = NULL;
gpointer value, key;
GtkWidget *widget = NULL;
GHashTableIter iter;
/* AnjutaWindow assertions */
g_return_if_fail (ANJUTA_IS_WINDOW (shell));
win = ANJUTA_WINDOW (shell);
/* If win->maximized is TRUE then another widget is already maximized.
Restoring the UI for a new maximization. */
if(win->maximized)
gdl_dock_layout_load_layout (win->layout_manager, "back-up");
/* Back-up the layout so it can be restored */
gdl_dock_layout_save_layout(win->layout_manager, "back-up");
/* Mark the win as maximized (the other widgets except center are hidden) */
win->maximized = TRUE;
/* Hide all DockItem's except the ones positioned in the center */
g_hash_table_iter_init (&iter, win->widgets);
while (g_hash_table_iter_next (&iter, &key, &value))
{
if (value == NULL)
continue;
/* Widget assertions */
widget = GTK_WIDGET (value);
if(!GTK_IS_WIDGET (widget))
continue;
/* DockItem assertions */
dock_item = g_object_get_data (G_OBJECT (widget), "dockitem");
if(dock_item == NULL || !GDL_IS_DOCK_ITEM (dock_item))
continue;
if(!g_strcmp0((gchar*)key, widget_name))
{
/* If it's the widget requesting maximization then make sure the
* widget is visible*/
gdl_dock_item_show_item (GDL_DOCK_ITEM (dock_item));
}
else
{
/* Hide the other item */
gdl_dock_item_hide_item (GDL_DOCK_ITEM (dock_item));
}
}
}
static void
on_toggle_widget_view (GtkCheckMenuItem *menuitem, GtkWidget *dockitem)
{
gboolean state;
state = gtk_check_menu_item_get_active (menuitem);
if (state)
gdl_dock_item_show_item (GDL_DOCK_ITEM (dockitem));
else
gdl_dock_item_hide_item (GDL_DOCK_ITEM (dockitem));
}
void
gdl_dock_master_remove (GdlDockMaster *master,
GdlDockObject *object)
{
g_return_if_fail (master != NULL && object != NULL);
/* remove from locked/unlocked hashes and property change if
* that's the case */
if (GDL_IS_DOCK_ITEM (object) && GDL_DOCK_ITEM_HAS_GRIP (GDL_DOCK_ITEM (object))) {
gint locked = COMPUTE_LOCKED (master);
if (g_hash_table_remove (master->_priv->locked_items, object) ||
g_hash_table_remove (master->_priv->unlocked_items, object)) {
if (COMPUTE_LOCKED (master) != locked)
g_object_notify (G_OBJECT (master), "locked");
}
}
/* ref the master, since removing the controller could cause master disposal */
g_object_ref (master);
/* all the interesting stuff happens in _gdl_dock_master_remove */
_gdl_dock_master_remove (object, master);
/* post a layout_changed emission if the item is not automatic
* (since it should be removed from the items model) */
if (!GDL_DOCK_OBJECT_AUTOMATIC (object)) {
if (!master->_priv->idle_layout_changed_id)
master->_priv->idle_layout_changed_id =
g_idle_add (idle_emit_layout_changed, master);
}
/* balance ref count */
g_object_unref (master);
}
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_add (GtkContainer *container,
GtkWidget *widget)
{
g_return_if_fail (container != NULL);
g_return_if_fail (GDL_IS_DOCK (container));
g_return_if_fail (GDL_IS_DOCK_ITEM (widget));
gdl_dock_add_item (GDL_DOCK (container),
GDL_DOCK_ITEM (widget),
GDL_DOCK_TOP); /* default position */
}
void Dock::addItem(DockItem& item, DockItem::Placement placement)
{
_dock_items.push_back(&item);
gdl_dock_add_item(GDL_DOCK(_gdl_dock),
GDL_DOCK_ITEM(item.gobj()),
(GdlDockPlacement)placement);
// FIXME: This is a hack to prevent the dock from expanding the main window, this can't be done
// initially as the paned doesn't exist.
if (Gtk::Paned *paned = getParentPaned()) {
paned->set_resize_mode(Gtk::RESIZE_QUEUE);
}
}
GdlDockItem *
gdl_dock_get_item_by_name (GdlDock *dock,
const gchar *name)
{
GdlDockObject *found;
g_return_val_if_fail (dock != NULL && name != NULL, NULL);
/* proxy the call to our master */
found = gdl_dock_master_get_object (GDL_DOCK_OBJECT_GET_MASTER (dock), name);
return (found && GDL_IS_DOCK_ITEM (found)) ? GDL_DOCK_ITEM (found) : NULL;
}
static gboolean
gdl_dock_floating_window_delete_event_cb (GtkWidget *widget)
{
GdlDock *dock;
g_return_val_if_fail (GTK_IS_WINDOW (widget), FALSE);
dock = GDL_DOCK (g_object_get_data (G_OBJECT (widget), "dock"));
if (dock->root) {
/* this will call reduce on ourselves, hiding the window if appropiate */
gdl_dock_item_hide_item (GDL_DOCK_ITEM (dock->root));
}
return TRUE;
}
static void
gdl_dock_master_lock_unlock (GdlDockMaster *master,
gboolean locked)
{
GList *l;
for (l = master->toplevel_docks; l; l = l->next) {
GdlDock *dock = GDL_DOCK (l->data);
if (dock->root)
foreach_lock_unlock (GDL_DOCK_ITEM (dock->root), locked);
}
/* just to be sure hidden items are set too */
gdl_dock_master_foreach (master,
(GFunc) foreach_lock_unlock,
GINT_TO_POINTER (locked));
}
static void
anjuta_window_show_dockable_widget (AnjutaShell *shell, GtkWidget* widget,
GError **error)
{
AnjutaWindow *win = NULL;
GtkWidget *dock_item = NULL;
/* Argumments assertions */
g_return_if_fail (ANJUTA_IS_WINDOW (shell));
g_return_if_fail (GTK_IS_WIDGET (widget));
win = ANJUTA_WINDOW (shell);
g_return_if_fail (win->widgets != NULL);
dock_item = g_object_get_data (G_OBJECT (widget), "dockitem");
g_return_if_fail (dock_item != NULL);
/* Show the dockable item */
gdl_dock_item_show_item(GDL_DOCK_ITEM (dock_item));
}
static void
set_switcher_style_foreach (GtkWidget *obj, gpointer user_data)
{
GdlSwitcherStyle style = GPOINTER_TO_INT (user_data);
if (!GDL_IS_DOCK_ITEM (obj))
return;
if (GDL_IS_DOCK_NOTEBOOK (obj)) {
GtkWidget *child = GDL_DOCK_ITEM (obj)->child;
if (GDL_IS_SWITCHER (child)) {
g_object_set (child, "switcher-style", style, NULL);
}
} else if (gdl_dock_object_is_compound (GDL_DOCK_OBJECT (obj))) {
gtk_container_foreach (GTK_CONTAINER (obj),
set_switcher_style_foreach,
user_data);
}
}
void
gdl_dock_master_add (GdlDockMaster *master,
GdlDockObject *object)
{
g_return_if_fail (master != NULL && object != NULL);
if (!GDL_DOCK_OBJECT_AUTOMATIC (object)) {
GdlDockObject *found_object;
/* create a name for the object if it doesn't have one */
if (!object->name)
/* directly set the name, since it's a construction only
property */
object->name = g_strdup_printf ("__dock_%u", master->_priv->number++);
/* add the object to our hash list */
if ((found_object = g_hash_table_lookup (master->dock_objects, object->name))) {
g_warning (_("master %p: unable to add object %p[%s] to the hash. "
"There already is an item with that name (%p)."),
master, object, object->name, found_object);
}
else {
g_object_ref_sink (object);
g_hash_table_insert (master->dock_objects, g_strdup (object->name), object);
}
}
if (GDL_IS_DOCK (object)) {
gboolean floating;
/* if this is the first toplevel we are adding, name it controller */
if (!master->toplevel_docks)
/* the dock should already have the ref */
master->controller = object;
/* add dock to the toplevel list */
g_object_get (object, "floating", &floating, NULL);
if (floating)
master->toplevel_docks = g_list_prepend (master->toplevel_docks, object);
else
master->toplevel_docks = g_list_append (master->toplevel_docks, object);
/* we are interested in the dock request this toplevel
* receives to update the layout */
g_signal_connect (object, "dock",
G_CALLBACK (item_dock_cb), master);
}
else if (GDL_IS_DOCK_ITEM (object)) {
/* we need to connect the item's signals */
g_signal_connect (object, "dock_drag_begin",
G_CALLBACK (gdl_dock_master_drag_begin), master);
g_signal_connect (object, "dock_drag_motion",
G_CALLBACK (gdl_dock_master_drag_motion), master);
g_signal_connect (object, "dock_drag_end",
G_CALLBACK (gdl_dock_master_drag_end), master);
g_signal_connect (object, "dock",
G_CALLBACK (item_dock_cb), master);
g_signal_connect (object, "detach",
G_CALLBACK (item_detach_cb), master);
/* register to "locked" notification if the item has a grip,
* and add the item to the corresponding hash */
if (GDL_DOCK_ITEM_HAS_GRIP (GDL_DOCK_ITEM (object))) {
g_signal_connect (object, "notify::locked",
G_CALLBACK (item_notify_cb), master);
item_notify_cb (object, NULL, master);
}
/* If the item is notebook, set the switcher style */
if (GDL_IS_DOCK_NOTEBOOK (object) &&
GDL_IS_SWITCHER (GDL_DOCK_ITEM (object)->child))
{
g_object_set (GDL_DOCK_ITEM (object)->child, "switcher-style",
master->_priv->switcher_style, NULL);
}
/* post a layout_changed emission if the item is not automatic
* (since it should be added to the items model) */
if (!GDL_DOCK_OBJECT_AUTOMATIC (object)) {
if (!master->_priv->idle_layout_changed_id)
master->_priv->idle_layout_changed_id =
g_idle_add (idle_emit_layout_changed, master);
}
}
}
static void
gdl_dock_master_drag_motion (GdlDockItem *item,
gint root_x,
gint root_y,
gpointer data)
{
GdlDockMaster *master;
GdlDockRequest my_request, *request;
GdkWindow *window;
gint win_x, win_y;
gint x, y;
GdlDock *dock = NULL;
gboolean may_dock = FALSE;
g_return_if_fail (item != NULL && data != NULL);
master = GDL_DOCK_MASTER (data);
request = master->_priv->drag_request;
g_return_if_fail (GDL_DOCK_OBJECT (item) == request->applicant);
my_request = *request;
/* first look under the pointer */
window = gdk_window_at_pointer (&win_x, &win_y);
if (window) {
GtkWidget *widget;
/* ok, now get the widget who owns that window and see if we can
get to a GdlDock by walking up the hierarchy */
gdk_window_get_user_data (window, (gpointer) &widget);
if (GTK_IS_WIDGET (widget)) {
while (widget && (!GDL_IS_DOCK (widget) ||
GDL_DOCK_OBJECT_GET_MASTER (widget) != master))
widget = widget->parent;
if (widget) {
gint win_w, win_h;
/* verify that the pointer is still in that dock
(the user could have moved it) */
gdk_window_get_geometry (widget->window,
NULL, NULL, &win_w, &win_h, NULL);
gdk_window_get_origin (widget->window, &win_x, &win_y);
if (root_x >= win_x && root_x < win_x + win_w &&
root_y >= win_y && root_y < win_y + win_h)
dock = GDL_DOCK (widget);
}
}
}
if (dock) {
/* translate root coordinates into dock object coordinates
(i.e. widget coordinates) */
gdk_window_get_origin (GTK_WIDGET (dock)->window, &win_x, &win_y);
x = root_x - win_x;
y = root_y - win_y;
may_dock = gdl_dock_object_dock_request (GDL_DOCK_OBJECT (dock),
x, y, &my_request);
}
else {
GList *l;
/* try to dock the item in all the docks in the ring in turn */
for (l = master->toplevel_docks; l; l = l->next) {
dock = GDL_DOCK (l->data);
/* translate root coordinates into dock object coordinates
(i.e. widget coordinates) */
gdk_window_get_origin (GTK_WIDGET (dock)->window, &win_x, &win_y);
x = root_x - win_x;
y = root_y - win_y;
may_dock = gdl_dock_object_dock_request (GDL_DOCK_OBJECT (dock),
x, y, &my_request);
if (may_dock)
break;
}
}
if (!may_dock) {
GtkRequisition req;
/* Special case for GdlDockItems : they must respect the flags */
if(GDL_IS_DOCK_ITEM(item)
&& GDL_DOCK_ITEM(item)->behavior & GDL_DOCK_ITEM_BEH_NEVER_FLOATING)
return;
dock = NULL;
my_request.target = GDL_DOCK_OBJECT (
gdl_dock_object_get_toplevel (request->applicant));
my_request.position = GDL_DOCK_FLOATING;
gdl_dock_item_preferred_size (GDL_DOCK_ITEM (request->applicant), &req);
my_request.rect.width = req.width;
my_request.rect.height = req.height;
my_request.rect.x = root_x - GDL_DOCK_ITEM (request->applicant)->dragoff_x;
my_request.rect.y = root_y - GDL_DOCK_ITEM (request->applicant)->dragoff_y;
/* setup extra docking information */
if (G_IS_VALUE (&my_request.extra))
g_value_unset (&my_request.extra);
g_value_init (&my_request.extra, GDK_TYPE_RECTANGLE);
g_value_set_boxed (&my_request.extra, &my_request.rect);
}
/* if we want to enforce GDL_DOCK_ITEM_BEH_NEVER_FLOATING */
/* the item must remain attached to the controller, otherwise */
/* it could be inserted in another floating dock */
/* so check for the flag at this moment */
else if(GDL_IS_DOCK_ITEM(item)
&& GDL_DOCK_ITEM(item)->behavior & GDL_DOCK_ITEM_BEH_NEVER_FLOATING
&& dock != GDL_DOCK(master->controller))
return;
if (!(my_request.rect.x == request->rect.x &&
my_request.rect.y == request->rect.y &&
my_request.rect.width == request->rect.width &&
my_request.rect.height == request->rect.height &&
dock == master->_priv->rect_owner)) {
/* erase the previous rectangle */
if (master->_priv->rect_drawn)
gdl_dock_master_xor_rect (master);
}
/* set the new values */
*request = my_request;
master->_priv->rect_owner = dock;
/* draw the previous rectangle */
if (~master->_priv->rect_drawn)
gdl_dock_master_xor_rect (master);
}
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);
}
}
/* Determines the best dock item to dock a new item with the given placement.
* It traverses the dock tree and (based on the placement) tries to find
* the best located item wrt to the placement. The approach is to find the
* largest item on/around the placement side (for side placements) and to
* find the largest item for center placement. In most situations, this is
* what user wants and the heuristic should be therefore sufficient.
*/
static GdlDockItem*
gdl_dock_find_best_placement_item (GdlDockItem *dock_item,
GdlDockPlacement placement,
gint level /* for debugging */)
{
GdlDockItem *ret_item = NULL;
if (GDL_IS_DOCK_PANED (dock_item))
{
GtkOrientation orientation;
GdlDockItem *dock_item_1, *dock_item_2;
GList* children;
children = gtk_container_get_children (GTK_CONTAINER (dock_item));
g_assert (g_list_length (children) == 2);
g_object_get (dock_item, "orientation", &orientation, NULL);
if ((orientation == GTK_ORIENTATION_HORIZONTAL &&
placement == GDL_DOCK_LEFT) ||
(orientation == GTK_ORIENTATION_VERTICAL &&
placement == GDL_DOCK_TOP)) {
/* Return left or top pane widget */
ret_item =
gdl_dock_find_best_placement_item (GDL_DOCK_ITEM
(children->data),
placement, level + 1);
} else if ((orientation == GTK_ORIENTATION_HORIZONTAL &&
placement == GDL_DOCK_RIGHT) ||
(orientation == GTK_ORIENTATION_VERTICAL &&
placement == GDL_DOCK_BOTTOM)) {
/* Return right or top pane widget */
ret_item =
gdl_dock_find_best_placement_item (GDL_DOCK_ITEM
(children->next->data),
placement, level + 1);
} else {
/* Evaluate which of the two sides is bigger */
dock_item_1 =
gdl_dock_find_best_placement_item (GDL_DOCK_ITEM
(children->data),
placement, level + 1);
dock_item_2 =
gdl_dock_find_best_placement_item (GDL_DOCK_ITEM
(children->next->data),
placement, level + 1);
ret_item = gdl_dock_select_larger_item (dock_item_1,
dock_item_2,
placement, level);
}
g_list_free (children);
}
else if (GDL_IS_DOCK_ITEM (dock_item))
{
ret_item = dock_item;
}
else
{
/* should not be here */
g_warning ("Should not reach here: %s:%d", __FUNCTION__, __LINE__);
}
return ret_item;
}