tibia-client/src/framework/ui/uihorizontallayout.cpp

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/*
* Copyright (c) 2010-2012 OTClient <https://github.com/edubart/otclient>
*
* 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 "uihorizontallayout.h"
#include "uiwidget.h"
#include <framework/core/eventdispatcher.h>
void UIHorizontalLayout::applyStyle(const OTMLNodePtr& styleNode)
{
UIBoxLayout::applyStyle(styleNode);
for(const OTMLNodePtr& node : styleNode->children()) {
if(node->tag() == "align-right")
setAlignRight(node->value<bool>());
}
}
bool UIHorizontalLayout::internalUpdate()
{
UIWidgetPtr parentWidget = getParentWidget();
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if(!parentWidget)
return false;
UIWidgetList widgets = parentWidget->getChildren();
if(m_alignRight)
std::reverse(widgets.begin(), widgets.end());
bool changed = false;
Rect clippingRect = parentWidget->getClippingRect();
Point pos = (m_alignRight) ? clippingRect.topRight() : clippingRect.topLeft();
int prefferedWidth = 0;
int gap;
for(const UIWidgetPtr& widget : widgets) {
if(!widget->isExplicitlyVisible())
continue;
Size size = widget->getSize();
gap = (m_alignRight) ? -(widget->getMarginRight()+widget->getWidth()) : widget->getMarginLeft();
pos.x += gap;
prefferedWidth += gap;
if(widget->isFixedSize()) {
// center it
pos.y = clippingRect.top() + (clippingRect.height() - (widget->getMarginTop() + widget->getHeight() + widget->getMarginBottom()))/2;
pos.y = std::max(pos.y, parentWidget->getY());
} else {
// expand height
size.setHeight(clippingRect.height() - (widget->getMarginTop() + widget->getMarginBottom()));
pos.y = clippingRect.top() + (clippingRect.height() - size.height())/2;
}
if(widget->setRect(Rect(pos - parentWidget->getVirtualOffset(), size)))
changed = true;
gap = (m_alignRight) ? -widget->getMarginLeft() : (widget->getWidth() + widget->getMarginRight());
gap += m_spacing;
pos.x += gap;
prefferedWidth += gap;
}
prefferedWidth -= m_spacing;
prefferedWidth += parentWidget->getPaddingLeft() + parentWidget->getPaddingRight();
if(m_fitChildren && prefferedWidth != parentWidget->getWidth()) {
// must set the preffered width later
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g_eventDispatcher.addEvent([=] {
parentWidget->setWidth(prefferedWidth);
});
}
return true;
}