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sync: from linuxdeepin/dtkwidget #40

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merged 1 commit into from
Apr 15, 2024
+14 −6
Merged

sync: from linuxdeepin/dtkwidget #40

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20 changes: 14 additions & 6 deletions src/widgets/dtitlebar.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -846,8 +846,7 @@ void DTitlebarPrivate::showSplitScreenWidget()
if (splitWidget->isVisible())
return;

auto centerPos = maxButton->mapToGlobal(maxButton->rect().center());
auto bottomPos = maxButton->mapToGlobal(maxButton->rect().bottomLeft());
QRect maxBtnRect = QRect(maxButton->mapToGlobal(maxButton->rect().topLeft()), maxButton->rect().size());

QRect rect;
if (QScreen *screen = QGuiApplication::screenAt(QCursor::pos())) {
Expand All @@ -856,11 +855,20 @@ void DTitlebarPrivate::showSplitScreenWidget()
rect = QGuiApplication::primaryScreen()->geometry();
}

if (bottomPos.y() + splitWidget->height() > rect.height()) {
splitWidget->show(QPoint(centerPos.x() - splitWidget->width() / 2, bottomPos.y() - maxButton->rect().height() - splitWidget->height()));
} else {
splitWidget->show(QPoint(centerPos.x() - splitWidget->width() / 2, bottomPos.y()));
int targetX = maxBtnRect.center().x() - splitWidget->width() / 2;
int targetY = maxBtnRect.bottom();

if (int outRightLen = maxBtnRect.center().x() - rect.x() + splitWidget->width() / 2 - rect.width(); outRightLen > 0) { // 超出右边缘
targetX -= outRightLen;
} else if (int outLeftLen = splitWidget->width() / 2 - maxBtnRect.center().x() + rect.x(); outLeftLen > 0) { // 超出左边缘
targetX += outLeftLen;
}

if (maxBtnRect.bottom() + splitWidget->height() - rect.y() > rect.height()) { // 超出下边缘
targetY -= maxButton->rect().height() + splitWidget->height();
}

splitWidget->show(QPoint(targetX, targetY));
}

void DTitlebarPrivate::hideSplitScreenWidget()
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