Method onKeyDown

src/eepp/ui/uitableview.cpp:199–381

}

Uint32 UITableView::onKeyDown( const KeyEvent& event ) {
	bool isJump = ( event.getKeyCode() == KEY_LEFT || event.getKeyCode() == KEY_RIGHT ||
					event.getKeyCode() == KEY_UP || event.getKeyCode() == KEY_DOWN ) &&
				  ( event.getSanitizedMod() & KeyMod::getDefaultModifier() );
	if ( !isJump && ( event.getMod() & KEYMOD_CTRL_SHIFT_ALT_META ) )
		return UIAbstractTableView::onKeyDown( event );
	auto curIndex = getSelection().first();
	int pageSize = eefloor( getVisibleArea().getHeight() / getRowHeight() ) - 1;

	switch ( event.getKeyCode() ) {
		case KEY_UP: {
			// Fallback to home if using modifier key
			if ( !( event.getSanitizedMod() & KeyMod::getDefaultModifier() ) ) {
				if ( !getModel() || isEditing() )
					return 0;
				auto& model = *this->getModel();
				ModelIndex foundIndex;
				if ( !getSelection().isEmpty() ) {
					auto oldIndex = getSelection().first();
					foundIndex = model.index( oldIndex.row() - 1, oldIndex.column() );
				} else {
					foundIndex = model.index(
						0, getSelection().first().isValid() ? getSelection().first().column() : 0 );
				}
				if ( model.isValid( foundIndex ) ) {
					Float curY = getHeaderHeight() + getRowHeight() * foundIndex.row();
					getSelection().set( foundIndex );
					if ( curY < mScrollOffset.y + getHeaderHeight() + getRowHeight() ||
						 curY > mScrollOffset.y + getPixelsSize().getHeight() - mPaddingPx.Top -
									mPaddingPx.Bottom - getRowHeight() ) {
						curY -= getHeaderHeight();
						mVScroll->setValue( curY / getScrollableArea().getHeight() );
					}
				}
				return 1;
			}
		}
		case KEY_HOME: {
			getSelection().set( getModel()->index(
				0, getSelection().first().isValid() ? getSelection().first().column() : 0 ) );
			scrollToTop();
			return 1;
		}
		case KEY_PAGEUP: {
			if ( curIndex.row() - pageSize < 0 ) {
				getSelection().set( getModel()->index(
					0, getSelection().first().isValid() ? getSelection().first().column() : 0 ) );
				scrollToTop();
			} else {
				moveSelection( -pageSize );
			}
			return 1;
		}
		case KEY_DOWN: {
			if ( !getModel() || isEditing() )
				return 0;
			// Fallback to end if using modifier key
			if ( !( event.getSanitizedMod() & KeyMod::getDefaultModifier() ) ) {