godot/scene/gui/margin_container.cpp

91 lines
3.2 KiB
C++

/*************************************************************************/
/* margin_container.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2015 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 "margin_container.h"
Size2 MarginContainer::get_minimum_size() const {
int margin = get_constant("margin");
Size2 max;
for(int i=0;i<get_child_count();i++) {
Control *c = get_child(i)->cast_to<Control>();
if (!c)
continue;
if (c->is_set_as_toplevel())
continue;
if (c->is_hidden())
continue;
Size2 s = c->get_combined_minimum_size();
if (s.width > max.width)
max.width = s.width;
if (s.height > max.height)
max.height = s.height;
}
max.width += margin;
return max;
}
void MarginContainer::_notification(int p_what) {
if (p_what==NOTIFICATION_SORT_CHILDREN) {
int margin = get_constant("margin");
Size2 s = get_size();
for(int i=0;i<get_child_count();i++) {
Control *c = get_child(i)->cast_to<Control>();
if (!c)
continue;
if (c->is_set_as_toplevel())
continue;
int w;
if (c->get_h_size_flags() & Control::SIZE_EXPAND)
w=s.width-margin;
else
w=c->get_combined_minimum_size().width;
fit_child_in_rect(c,Rect2(margin,0,s.width-margin,s.height));
}
}
}
MarginContainer::MarginContainer()
{
}