thirdparty/scummvm
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GUI: Add method to know if a widget contains a given widget

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This commit is contained in:
Thierry Crozat 2017-04-06 21:50:16 +01:00
parent 47d339509f
commit 91125bcbcd
8 changed files with 41 additions and 0 deletions
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13
gui/widget.cpp
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@ -175,6 +175,15 @@ Widget *Widget::findWidgetInChain(Widget *w, const char *name) {
return 0;
}
bool Widget::containsWidgetInChain(Widget *w, Widget *search) {
while (w) {
if (w == search || w->containsWidget(search))
return true;
w = w->_next;
}
return false;
}
void Widget::setEnabled(bool e) {
if ((_flags & WIDGET_ENABLED) != e) {
if (e)
@ -837,6 +846,10 @@ ContainerWidget::~ContainerWidget() {
}
}
bool ContainerWidget::containsWidget(Widget *w) const {
return containsWidgetInChain(_firstWidget, w);
}
Widget *ContainerWidget::findWidget(int x, int y) {
return findWidgetInChain(_firstWidget, x, y);
}