void QgsCollapsibleGroupBox::setCollapsed( bool collapse )
{
mCollapsed = collapse;
if ( !isVisible() )
return;
// for consistent look/spacing across platforms when collapsed
if ( ! mInitFlat ) // skip if initially set to flat in Designer
setFlat( collapse );
// avoid flicker in X11
QApplication::processEvents();
// set maximum height to hide contents - does this work in all envs?
// setMaximumHeight( collapse ? 25 : 16777215 );
setMaximumHeight( collapse ? titleRect().bottom() + 6 : 16777215 );
mCollapseButton->setIcon( collapse ? mExpandIcon : mCollapseIcon );
// if expanding and is in a QScrollArea, scroll down to make entire widget visible
if ( mShown && mScrollOnExpand && !collapse && mParentScrollArea )
{
// process events so entire widget is shown
QApplication::processEvents();
mParentScrollArea->ensureWidgetVisible( this );
}
emit collapsedStateChanged( this );
}
void QgsCollapsibleGroupBox::showEvent( QShowEvent * event )
{
// initialise widget on first show event only
if ( mShown )
{
event->accept();
return;
}
// check if groupbox was set to flat in Designer or in code
mInitFlat = isFlat();
// find parent QScrollArea - this might not work in complex layouts - should we look deeper?
if ( parent() && parent()->parent() )
mParentScrollArea = dynamic_cast<QScrollArea*>( parent()->parent()->parent() );
else
mParentScrollArea = 0;
if ( mParentScrollArea )
QgsDebugMsg( "found a QScrollArea parent: " + mParentScrollArea->objectName() );
else
QgsDebugMsg( "did not find a QScrollArea parent" );
loadState();
updateStyle();
// expand if needed - any calls to setCollapsed() before only set mCollapsed, but have UI effect
if ( mCollapsed )
{
setCollapsed( mCollapsed );
}
else
{
// emit signal for connections using expanded state
emit collapsedStateChanged( this );
}
// set mShown after first setCollapsed call or expanded groupboxes
// will scroll scroll areas when first shown
mShown = true;
event->accept();
}
void GenericEditor::switchCollapsedState()
{
if (!getProcessor()->isMerger() && !getProcessor()->isSplitter())
{
if (isCollapsed)
{
// open it up
desiredWidth = originalWidth;
isCollapsed = false;
}
else
{
originalWidth = desiredWidth;
desiredWidth = 25;
isCollapsed = true;
}
for (int i = 0; i < getNumChildComponents(); i++)
{
Component* c = getChildComponent(i);
c->setVisible(!isCollapsed);
}
if (channelSelector != nullptr)
{
if (!drawerOpen)
channelSelector->setVisible(false);
}
collapsedStateChanged();
AccessClass::getEditorViewport()->refreshEditors();
}
}
