public void restore(@NotNull VisibleGraph<Integer> newVisibleGraph, boolean scrollToSelection) {
Pair<TIntHashSet, Integer> toSelectAndScroll =
findRowsToSelectAndScroll(myTable.getGraphTableModel(), newVisibleGraph);
if (!toSelectAndScroll.first.isEmpty()) {
myTable.getSelectionModel().setValueIsAdjusting(true);
toSelectAndScroll.first.forEach(
new TIntProcedure() {
@Override
public boolean execute(int row) {
myTable.addRowSelectionInterval(row, row);
return true;
}
});
myTable.getSelectionModel().setValueIsAdjusting(false);
}
if (scrollToSelection) {
if (myScrollToTop) {
scrollToRow(0, 0);
} else if (toSelectAndScroll.second != null) {
assert myDelta != null;
scrollToRow(toSelectAndScroll.second, myDelta);
}
}
// sometimes commits that were selected are now collapsed
// currently in this case selection disappears
// in the future we need to create a method in LinearGraphController that allows to calculate
// visible commit for our commit
// or answer from collapse action could return a map that gives us some information about what
// commits were collapsed and where
}
private void scrollToRow(Integer row, Integer delta) {
Rectangle startRect = myTable.getCellRect(row, 0, true);
myTable.scrollRectToVisible(
new Rectangle(
startRect.x,
Math.max(startRect.y - delta, 0),
startRect.width,
myTable.getVisibleRect().height));
}
public Selection(@NotNull VcsLogGraphTable table) {
myTable = table;
List<Integer> selectedRows = ContainerUtil.sorted(toList(myTable.getSelectedRows()));
Couple<Integer> visibleRows = ScrollingUtil.getVisibleRows(myTable);
myScrollToTop = visibleRows.first - 1 == 0;
VisibleGraph<Integer> graph = myTable.getVisibleGraph();
mySelectedCommits = new TIntHashSet();
Integer visibleSelectedCommit = null;
Integer delta = null;
for (int row : selectedRows) {
if (row < graph.getVisibleCommitCount()) {
Integer commit = graph.getRowInfo(row).getCommit();
mySelectedCommits.add(commit);
if (visibleRows.first - 1 <= row
&& row <= visibleRows.second
&& visibleSelectedCommit == null) {
visibleSelectedCommit = commit;
delta = myTable.getCellRect(row, 0, false).y - myTable.getVisibleRect().y;
}
}
}
if (visibleSelectedCommit == null && visibleRows.first - 1 >= 0) {
visibleSelectedCommit = graph.getRowInfo(visibleRows.first - 1).getCommit();
delta = myTable.getCellRect(visibleRows.first - 1, 0, false).y - myTable.getVisibleRect().y;
}
myVisibleSelectedCommit = visibleSelectedCommit;
myDelta = delta;
}
