GODOT IS OPEN SOURCE

1 files changed, 154 insertions, 0 deletions

diff --git a/scene/gui/container.cpp b/scene/gui/container.cpp
new file mode 100644
index 0000000000..6543a0388d
--- /dev/null
+++ b/scene/gui/container.cpp
@@ -0,0 +1,154 @@
+/*************************************************************************/
+/*  container.cpp                                                        */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                    http://www.godotengine.org                         */
+/*************************************************************************/
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                 */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+#include "container.h"
+#include "scene/scene_string_names.h"
+#include "message_queue.h"
+
+
+void Container::_child_minsize_changed() {
+
+	Size2 ms = get_combined_minimum_size();
+	if (ms.width > get_size().width || ms.height > get_size().height)
+		minimum_size_changed();
+	queue_sort();
+}
+
+void Container::add_child_notify(Node *p_child) {
+
+	Control *control = p_child->cast_to<Control>();
+	if (!control)
+		return;
+
+	control->connect("size_flags_changed",this,"queue_sort");
+	control->connect("minimum_size_changed",this,"_child_minsize_changed");
+	control->connect("visibility_changed",this,"_child_minsize_changed");
+	queue_sort();
+
+}
+
+void Container::remove_child_notify(Node *p_child) {
+
+
+	Control *control = p_child->cast_to<Control>();
+	if (!control)
+		return;
+
+	control->disconnect("size_flags_changed",this,"queue_sort");
+	control->disconnect("minimum_size_changed",this,"_child_minsize_changed");
+	control->disconnect("visibility_changed",this,"_child_minsize_changed");
+	queue_sort();
+}
+
+void Container::_sort_children() {
+
+	if (!is_inside_scene())
+		return;
+
+	notification(NOTIFICATION_SORT_CHILDREN);
+	emit_signal(SceneStringNames::get_singleton()->sort_children);
+	pending_sort=false;
+}
+
+void Container::fit_child_in_rect(Control *p_child,const Rect2& p_rect) {
+
+	ERR_FAIL_COND(p_child->get_parent()!=this);
+
+	Size2 minsize = p_child->get_combined_minimum_size();
+	Rect2 r=p_rect;
+
+	if (!(p_child->get_h_size_flags()&SIZE_FILL)) {
+		r.size.x=minsize.x;
+		r.pos.x += Math::floor((p_rect.size.x - minsize.x)/2);
+	}
+
+	if (!(p_child->get_v_size_flags()&SIZE_FILL)) {
+		r.size.y=minsize.y;
+		r.pos.y += Math::floor((p_rect.size.y - minsize.y)/2);
+	}
+
+	for(int i=0;i<4;i++)
+		p_child->set_anchor(Margin(i),ANCHOR_BEGIN);
+
+	p_child->set_pos(r.pos);
+	p_child->set_size(r.size);
+}
+
+void Container::queue_sort() {
+
+	if (!is_inside_scene())
+		return;
+
+	if (pending_sort)
+		return;
+
+	MessageQueue::get_singleton()->push_call(this,"_sort_children");
+	pending_sort=true;
+}
+
+void Container::_notification(int p_what) {
+
+	switch(p_what) {
+
+		case NOTIFICATION_ENTER_SCENE: {
+			pending_sort=false;
+			queue_sort();
+		} break;
+		case NOTIFICATION_RESIZED: {
+
+			queue_sort();
+		} break;
+		case NOTIFICATION_THEME_CHANGED: {
+
+			queue_sort();
+		} break;
+		case NOTIFICATION_VISIBILITY_CHANGED: {
+
+			if (is_visible()) {
+				queue_sort();
+			}
+		} break;
+	}
+}
+
+void Container::_bind_methods() {
+
+	ObjectTypeDB::bind_method(_MD("_sort_children"),&Container::_sort_children);
+	ObjectTypeDB::bind_method(_MD("_child_minsize_changed"),&Container::_child_minsize_changed);
+
+	ObjectTypeDB::bind_method(_MD("queue_sort"),&Container::queue_sort);
+	ObjectTypeDB::bind_method(_MD("fit_child_in_rect","child:Control","rect"),&Container::fit_child_in_rect);
+
+	BIND_CONSTANT( NOTIFICATION_SORT_CHILDREN );
+	ADD_SIGNAL(MethodInfo("sort_children"));
+}
+
+Container::Container() {
+
+	pending_sort=false;
+}