void QgsColorSwatchGrid::keyPressEvent( QKeyEvent *event )
{
//handle keyboard navigation
if ( event->key() == Qt::Key_Right )
{
mCurrentFocusBox = std::min( mCurrentFocusBox + 1, mColors.length() - 1 );
}
else if ( event->key() == Qt::Key_Left )
{
mCurrentFocusBox = std::max( mCurrentFocusBox - 1, 0 );
}
else if ( event->key() == Qt::Key_Up )
{
int currentRow = mCurrentFocusBox / NUMBER_COLORS_PER_ROW;
int currentColumn = mCurrentFocusBox % NUMBER_COLORS_PER_ROW;
currentRow--;
if ( currentRow >= 0 )
{
mCurrentFocusBox = currentRow * NUMBER_COLORS_PER_ROW + currentColumn;
}
else
{
//moved above first row
focusPreviousChild();
}
}
else if ( event->key() == Qt::Key_Down )
{
int currentRow = mCurrentFocusBox / NUMBER_COLORS_PER_ROW;
int currentColumn = mCurrentFocusBox % NUMBER_COLORS_PER_ROW;
currentRow++;
int box = currentRow * NUMBER_COLORS_PER_ROW + currentColumn;
if ( box < mColors.length() )
{
mCurrentFocusBox = box;
}
else
{
//moved below first row
focusNextChild();
}
}
else if ( event->key() == Qt::Key_Enter || event->key() == Qt::Key_Space )
{
//color clicked
emit colorChanged( mColors.at( mCurrentFocusBox ).first );
}
else
{
//some other key, pass it on
QWidget::keyPressEvent( event );
return;
}
repaint();
}
void ListBox::keyPressEvent(QKeyEvent* event)
{
int key = event->key();
if (key == Qt::Key_Escape)
{
focusPreviousChild();
deleteLater();
event->accept();
}
else
{
QListWidget::keyPressEvent(event);
}
}
void XQListWidget::keyPressEvent(QKeyEvent* event)
{
switch (event->key()) {
case Qt::Key_Left: {
focusPreviousChild();
break;
}
case Qt::Key_Right: {
focusNextChild();
break;
}
default: {
QListWidget::keyPressEvent(event);
}
}
}
bool DhQGLWidget::DvhfocusPreviousChild() {
return focusPreviousChild();
}
bool DhQPushButton::DvhfocusPreviousChild() {
return focusPreviousChild();
}
bool DhQAbstractSpinBox::DvhfocusPreviousChild() {
return focusPreviousChild();
}
bool DhQGroupBox::DvhfocusPreviousChild() {
return focusPreviousChild();
}
void KComboEdit::keyPressEvent(QKeyEvent *e)
{
int count = 0;
int row = 0;
if((NULL==e)
|| (NULL==dropDown)
|| (NULL==buttonLeft)
|| (NULL==buttonRight))
{
return;
}
buttonLeft->setChecked(false);
buttonRight->setChecked(false);
count = dropDown->count();
row = dropDown->currentRow();
switch(e->key())
{
case Qt::Key_Up:
if(!dropDown->isHidden())
{
row -= 1;
if (row < 0) {
row = count - 1;
}
setRow(row);
}
else
{
focusPreviousChild();
}
break;
case Qt::Key_Down:
if(!dropDown->isHidden())
{
row += 1;;
if (row >= count) {
row = 0;
}
setRow(row);
}
else
{
focusNextChild();
}
break;
case Qt::Key_Left:
if(dropDown->isHidden())
{
row -= 1;
if (row < 0) {
row = count - 1;
}
setRow(row);
buttonLeft->setChecked(true);
buttonRight->setChecked(false);
}
break;
case Qt::Key_Right:
if(dropDown->isHidden())
{
row += 1;
if (row >= count) {
row = 0;
}
setRow(row);
buttonLeft->setChecked(false);
buttonRight->setChecked(true);
}
break;
case Qt::Key_Return:
case Qt::Key_Enter:
if(dropDown->isHidden())
{
dropDown->show();
}
else
{
dropDown->hide();
}
break;
default:
QLineEdit::keyPressEvent(e);
break;
}
}
bool DhQSlider::DvhfocusPreviousChild() {
return focusPreviousChild();
}
bool DhQScrollArea::DvhfocusPreviousChild() {
return focusPreviousChild();
}
bool DhQStackedWidget::DvhfocusPreviousChild() {
return focusPreviousChild();
}
