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Improve shortcuts dialog interactive resize

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This commit is contained in:
Trevor SANDY 2022-09-07 17:58:26 +02:00
parent b2ffa02b75
commit aedfa16e42
2 changed files with 24 additions and 11 deletions
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30
qt/lc_qutils.cpp
View file

@ -47,40 +47,48 @@ float lcParseValueLocalized(const QString& Value)
// Resize all columns to content except for one stretching column. (taken from QT creator)
lcQTreeWidgetColumnStretcher::lcQTreeWidgetColumnStretcher(QTreeWidget *treeWidget, int columnToStretch)
: QObject(treeWidget->header()), m_columnToStretch(columnToStretch)
: QObject(treeWidget->header()), m_columnToStretch(columnToStretch), m_stretchWidth(0)
{
parent()->installEventFilter(this);
connect(treeWidget->header(), SIGNAL(sectionResized(int, int, int)), SLOT(sectionResized(int, int, int)));
QHideEvent fake;
lcQTreeWidgetColumnStretcher::eventFilter(parent(), &fake);
}
void lcQTreeWidgetColumnStretcher::sectionResized(int LogicalIndex, int OldSize, int NewSize)
{
Q_UNUSED(OldSize)
if (LogicalIndex == m_columnToStretch)
m_stretchWidth = NewSize;
}
bool lcQTreeWidgetColumnStretcher::eventFilter(QObject* Object, QEvent* Event)
{
if (Object == parent())
{
if (Event->type() == QEvent::Show)
{
QHeaderView* HeaderView = qobject_cast<QHeaderView*>(Object);
if (Event->type() == QEvent::Show)
{
for (int i = 0; i < HeaderView->count(); ++i)
HeaderView->setSectionResizeMode(i, QHeaderView::Interactive);
m_stretchWidth = HeaderView->sectionSize(m_columnToStretch);
}
else if (Event->type() == QEvent::Hide)
{
QHeaderView* HeaderView = qobject_cast<QHeaderView*>(Object);
for (int i = 0; i < HeaderView->count(); ++i)
HeaderView->setSectionResizeMode(i, i == m_columnToStretch ? QHeaderView::Stretch : QHeaderView::ResizeToContents);
}
else if (Event->type() == QEvent::Resize)
{
QHeaderView* HeaderView = qobject_cast<QHeaderView*>(Object);
if (HeaderView->sectionResizeMode(m_columnToStretch) == QHeaderView::Interactive) {
if (HeaderView->sectionResizeMode(m_columnToStretch) == QHeaderView::Interactive)
{
const QResizeEvent* ResizeEvent = reinterpret_cast<QResizeEvent*>(Event);
const int Diff = ResizeEvent->size().width() - ResizeEvent->oldSize().width() ;
HeaderView->resizeSection(m_columnToStretch, qMax(32, HeaderView->sectionSize(1) + Diff));
const int StretchWidth = HeaderView->isVisible() ? m_stretchWidth : 32;
HeaderView->resizeSection(m_columnToStretch, StretchWidth);
}
}
}

5
qt/lc_qutils.h
View file

@ -15,7 +15,12 @@ public:
bool eventFilter(QObject* Object, QEvent* Event) override;
private slots:
void sectionResized(int LogicalIndex, int OldSize, int NewSize);
private:
const int m_columnToStretch;
int m_stretchWidth;
};
class lcSmallLineEdit : public QLineEdit