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Restore QGuiApplication::setOverrideCursor usage

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QWindow::setCursor doesn't work as expected...
This commit is contained in:
Ilya Fedin 2021-02-03 09:34:37 +04:00 • committed by John Preston
parent bcc333c2e1
commit 76457c1e52
2 changed files with 31 additions and 7 deletions
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36
Telegram/SourceFiles/window/window_title_qt.cpp
View file

@ -17,6 +17,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
#include "styles/style_calls.h" // st::callShadow
#include <QtCore/QCoreApplication>
#include <QtGui/QGuiApplication>
#include <QtGui/QWindow>
namespace Window {
@ -76,7 +77,7 @@ TitleWidgetQt::TitleWidgetQt(QWidget *parent)
}
TitleWidgetQt::~TitleWidgetQt() {
window()->windowHandle()->unsetCursor();
restoreCursor();
if (!_windowWasFrameless) {
toggleFramelessWindow(false);
@ -259,6 +260,10 @@ bool TitleWidgetQt::eventFilter(QObject *obj, QEvent *e) {
return startResize(edges);
}
}
} else if (e->type() == QEvent::Leave) {
if (obj->isWidgetType() && window() == static_cast<QWidget*>(obj)) {
restoreCursor();
}
} else if (e->type() == QEvent::Move
|| e->type() == QEvent::Resize) {
if (obj->isWidgetType() && window() == static_cast<QWidget*>(obj)) {
@ -365,18 +370,35 @@ Qt::Edges TitleWidgetQt::edgesFromPos(const QPoint &pos) const {
}
void TitleWidgetQt::updateCursor(Qt::Edges edges) {
if (!edges) {
restoreCursor();
return;
} else if (!QGuiApplication::overrideCursor()) {
_cursorOverriden = false;
}
if (!_cursorOverriden) {
_cursorOverriden = true;
QGuiApplication::setOverrideCursor(QCursor());
}
if (((edges & Qt::LeftEdge) && (edges & Qt::TopEdge))
|| ((edges & Qt::RightEdge) && (edges & Qt::BottomEdge))) {
window()->windowHandle()->setCursor(QCursor(Qt::SizeFDiagCursor));
QGuiApplication::changeOverrideCursor(QCursor(Qt::SizeFDiagCursor));
} else if (((edges & Qt::LeftEdge) && (edges & Qt::BottomEdge))
|| ((edges & Qt::RightEdge) && (edges & Qt::TopEdge))) {
window()->windowHandle()->setCursor(QCursor(Qt::SizeBDiagCursor));
QGuiApplication::changeOverrideCursor(QCursor(Qt::SizeBDiagCursor));
} else if ((edges & Qt::LeftEdge) || (edges & Qt::RightEdge)) {
window()->windowHandle()->setCursor(QCursor(Qt::SizeHorCursor));
QGuiApplication::changeOverrideCursor(QCursor(Qt::SizeHorCursor));
} else if ((edges & Qt::TopEdge) || (edges & Qt::BottomEdge)) {
window()->windowHandle()->setCursor(QCursor(Qt::SizeVerCursor));
} else {
window()->windowHandle()->unsetCursor();
QGuiApplication::changeOverrideCursor(QCursor(Qt::SizeVerCursor));
}
}
void TitleWidgetQt::restoreCursor() {
if (_cursorOverriden) {
_cursorOverriden = false;
QGuiApplication::restoreOverrideCursor();
}
}

2
Telegram/SourceFiles/window/window_title_qt.h
View file

@ -54,6 +54,7 @@ private:
QMargins resizeArea() const;
Qt::Edges edgesFromPos(const QPoint &pos) const;
void updateCursor(Qt::Edges edges);
void restoreCursor();
bool startMove();
bool startResize(Qt::Edges edges);
@ -66,6 +67,7 @@ private:
bool _maximizedState = false;
bool _activeState = false;
bool _windowWasFrameless = false;
bool _cursorOverriden = false;
bool _extentsSet = false;
bool _mousePressed = false;