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core/window: ensure items are polished before setting window visible

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Hacks around a bug in layouts that commonly results in popups being
wrongly sized for at least a frame.
This commit is contained in:
outfoxxed 2024-07-10 03:44:55 -07:00
parent db23c0264a
commit 497c9c4e50
Signed by untrusted user: outfoxxed
GPG key ID: 4C88A185FB89301E
3 changed files with 15 additions and 1 deletions
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13
src/core/proxywindow.cpp
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@ -11,6 +11,7 @@
#include <qtmetamacros.h>
#include <qtypes.h>
#include <qwindow.h>
#include <private/qquickwindow_p.h>
#include "generation.hpp"
#include "qmlglobal.hpp"
@ -182,6 +183,7 @@ void ProxyWindowBase::setVisibleDirect(bool visible) {
if (visible) {
this->createWindow();
this->polishItems();
this->window->setVisible(true);
emit this->backerVisibilityChanged();
} else {
@ -192,11 +194,22 @@ void ProxyWindowBase::setVisibleDirect(bool visible) {
}
}
} else if (this->window != nullptr) {
if (visible) this->polishItems();
this->window->setVisible(visible);
emit this->backerVisibilityChanged();
}
}
void ProxyWindowBase::polishItems() {
// Due to QTBUG-126704, layouts in invisible windows don't update their dimensions.
// Usually this isn't an issue, but it is when the size of a window is based on the size
// of its content, and that content is in a layout.
//
// This hack manually polishes the item tree right before showing the window so it will
// always be created with the correct size.
QQuickWindowPrivate::get(this->window)->polishItems();
}
qint32 ProxyWindowBase::x() const {
if (this->window == nullptr) return 0;
else return this->window->x();