void QgsFilterLineEdit::mousePressEvent( QMouseEvent* e )
{
if ( !mFocusInEvent )
QLineEdit::mousePressEvent( e );
else
mFocusInEvent = false;
if ( shouldShowClear() && clearRect().contains( e->pos() ) )
{
clearValue();
}
}
void QgsFilterLineEdit::paintEvent( QPaintEvent* e )
{
QLineEdit::paintEvent( e );
if ( shouldShowClear() )
{
QRect r = clearRect();
QPainter p( this );
if ( mClearHover )
p.drawPixmap( r.left() , r.top() , mClearHoverPixmap );
else
p.drawPixmap( r.left() , r.top() , mClearIconPixmap );
}
}
void QgsFilterLineEdit::updateClearIcon()
{
bool showClear = shouldShowClear();
if ( showClear && !mClearAction )
{
mClearAction = new QAction( mClearIcon, QString(), this );
mClearAction->setCheckable( false );
addAction( mClearAction, QLineEdit::TrailingPosition );
connect( mClearAction, &QAction::triggered, this, &QgsFilterLineEdit::clearValue );
}
else if ( !showClear && mClearAction )
{
mClearAction->deleteLater();
mClearAction = nullptr;
}
}
void QgsFilterLineEdit::mouseMoveEvent( QMouseEvent* e )
{
QLineEdit::mouseMoveEvent( e );
if ( shouldShowClear() && clearRect().contains( e->pos() ) )
{
if ( !mClearHover )
{
setCursor( Qt::ArrowCursor );
mClearHover = true;
update();
}
}
else if ( mClearHover )
{
setCursor( Qt::IBeamCursor );
mClearHover = false;
update();
}
}
void QgsFilterLineEdit::onTextChanged( const QString &text )
{
if ( isNull() )
{
setStyleSheet( QString( "QLineEdit { font: italic; color: gray; } %1" ).arg( mStyleSheet ) );
emit valueChanged( QString::null );
}
else
{
setStyleSheet( mStyleSheet );
emit valueChanged( text );
}
if ( mClearHover && !shouldShowClear() )
{
setCursor( Qt::IBeamCursor );
mClearHover = false;
}
}
