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mirror of https://invent.kde.org/network/falkon.git synced 2024-12-20 10:46:35 +01:00

TabBar: Initialize pinned tab width from real tab

Calculates the padding between tab border and icon from tabRect
instead of using style pixel metric which was oftentimes incorrect.

Pinned tabs should now have correct size and icon be perfectly centered
with all possible widget and qss styles.
This commit is contained in:
David Rosca 2018-02-02 08:54:45 +01:00
parent 01c5397fef
commit 9f4ac24cf8
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GPG Key ID: EBC3FC294452C6D8

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@ -51,7 +51,7 @@ class TabBarTabMetrics : public QWidget
Q_PROPERTY(int pinnedWidth READ pinnedWidth WRITE setPinnedWidth)
public:
void init(TabBar *t)
void init()
{
if (!m_metrics.isEmpty()) {
return;
@ -60,7 +60,7 @@ public:
m_metrics[1] = 100;
m_metrics[2] = 100;
m_metrics[3] = 100;
m_metrics[4] = t->iconButtonSize().width() + t->style()->pixelMetric(QStyle::PM_TabBarTabHSpace, nullptr, t);
m_metrics[4] = -1; // Will be initialized from TabBar
}
int normalMaxWidth() const { return m_metrics.value(0); }
@ -111,7 +111,7 @@ TabBar::TabBar(BrowserWindow* window, TabWidget* tabWidget)
setCloseButtonsToolTip(BrowserWindow::tr("Close Tab"));
connect(this, SIGNAL(overFlowChanged(bool)), this, SLOT(overflowChanged(bool)));
tabMetrics()->init(this);
tabMetrics()->init();
if (mApp->isPrivate()) {
QLabel* privateBrowsing = new QLabel(this);
@ -292,7 +292,7 @@ int TabBar::comboTabBarPixelMetric(ComboTabBar::SizeType sizeType) const
{
switch (sizeType) {
case ComboTabBar::PinnedTabWidth:
return tabMetrics()->pinnedWidth();
return tabMetrics()->pinnedWidth() > 0 ? tabMetrics()->pinnedWidth() : 32;
case ComboTabBar::ActiveTabMinimumWidth:
return tabMetrics()->activeMinWidth();
@ -455,6 +455,22 @@ void TabBar::tabInserted(int index)
{
Q_UNUSED(index)
// Initialize pinned tab metrics
if (tabMetrics()->pinnedWidth() == -1) {
QTimer::singleShot(0, this, [this]() {
if (tabMetrics()->pinnedWidth() != -1) {
return;
}
QWidget *w = tabButton(0, iconButtonPosition());
const QRect r = tabRect(0);
if (w && r.isValid()) {
const int padding = w->geometry().x() - r.x();
tabMetrics()->setPinnedWidth(iconButtonSize().width() + padding * 2);
setUpLayout();
}
});
}
setVisible(!(count() <= 1 && m_hideTabBarWithOneTab));
}