public boolean undoLine(@NotNull Editor editor, DataContext context) {
if (pointer == 0 && getMaxUndos() == 0) {
return redo(editor, context);
}
if (pointer > 0) {
int lastLine = -1;
pointer--;
UndoCommand cmd = undos.get(pointer);
if (logger.isDebugEnabled()) logger.debug("undo command " + pointer);
while (cmd.isOneLine() && (lastLine == -1 || cmd.getLine() == lastLine)) {
lastLine = cmd.getLine();
inUndo = true;
cmd.undo(editor, context);
inUndo = false;
if (pointer > 0) {
pointer--;
cmd = undos.get(pointer);
} else {
break;
}
}
return true;
}
return false;
}
public boolean redo(@NotNull Editor editor, DataContext context) {
if (pointer < undos.size()) {
UndoCommand cmd = undos.get(pointer);
if (logger.isDebugEnabled()) logger.debug("redo command " + pointer);
pointer++;
inUndo = true;
cmd.redo(editor, context);
inUndo = false;
return true;
}
return false;
}
public boolean undo(@NotNull Editor editor, @NotNull DataContext context) {
if (pointer == 0 && getMaxUndos() == 0) {
return redo(editor, context);
}
if (pointer > 0) {
pointer--;
UndoCommand cmd = undos.get(pointer);
if (logger.isDebugEnabled()) logger.debug("undo command " + pointer);
inUndo = true;
cmd.undo(editor, context);
inUndo = false;
if (pointer == 0 && restorable) {
Project p = PlatformDataKeys.PROJECT.getData(context);
DocumentManager.getInstance().reloadDocument(editor.getDocument(), p);
}
return true;
}
return false;
}
