/**
* Insert a new widget
* @param widget :: An MdiSubWindow to add.
* @param row :: A row index at which to place the new tile.
* @param col :: A column index at which to place the new tile.
*/
void TiledWindow::insertWidget(MdiSubWindow *widget, int row, int col)
{
int index = calcFlatIndex( row, col );
int lastRow = rowCount() - 1;
int lastCol = columnCount() - 1;
// if the last tile has a widget append a row
if ( getWidget( lastRow, lastCol ) != NULL )
{
++lastRow;
Tile *tile = getOrAddTile( lastRow, lastCol );
(void) tile;
}
// shift widgets towards the bottom
int lastIndex = calcFlatIndex( lastRow, lastCol );
int rowTo(0), colTo(0), rowFrom(0), colFrom(0);
for(int i = lastIndex; i > index; --i)
{
calcTilePosition( i, rowTo, colTo );
calcTilePosition( i - 1, rowFrom, colFrom );
if ( hasWidget( rowFrom, colFrom ) )
{
MdiSubWindow *w = removeTile( rowFrom, colFrom );
addWidget( w, rowTo, colTo );
}
}
addWidget( widget, row, col );
}
/**
* Add a range of tiles to the selection. One of the ends of tha range
* is given by an already selected tile with the lowest flat index (see
* calcFlatIndex).
* The other end is the tile in the argument.
* @param tile :: A new end tile of the range.
*/
void TiledWindow::addRangeToSelection(Tile *tile) {
if (m_selection.isEmpty()) {
addToSelection(tile, false);
return;
}
int ifirst = rowCount() * columnCount();
int ilast = 0;
foreach (Tile *selected, m_selection) {
int index = calcFlatIndex(selected);
if (index < ifirst)
ifirst = index;
if (index > ilast)
ilast = index;
}
if (m_selection.isEmpty()) {
addToSelection(tile, false);
return;
}
int ifirst = rowCount() * columnCount();
int ilast = 0;
foreach (Tile *selected, m_selection) {
int index = calcFlatIndex(selected);
if (index < ifirst)
ifirst = index;
if (index > ilast)
ilast = index;
}
int index = calcFlatIndex(tile);
if (index == ilast)
return;
if (index < ifirst) {
ilast = ifirst;
ifirst = index;
} else {
ilast = index;
}
clearSelection();
for (int i = ifirst; i <= ilast; ++i) {
int row(0), col(0);
calcTilePosition(i, row, col);
Tile *tile = getTile(row, col);
