private void InitiateWindowSelectionSequence()
{
// Visualization pause
owningWorkspace.OnDragSelectionStarted(this, EventArgs.Empty);
// The state machine must be in idle state.
if (this.currentState != State.None)
{
throw new InvalidOperationException();
}
// Clear existing selection set.
var selectNothing = new DynCmd.SelectModelCommand(Guid.Empty, ModifierKeys.None.AsDynamoType());
owningWorkspace.DynamoViewModel.ExecuteCommand(selectNothing);
// Update the selection box and make it visible
// but with an initial dimension of zero.
SelectionBoxUpdateArgs args = null;
args = new SelectionBoxUpdateArgs(mouseDownPos.X, mouseDownPos.Y, 0, 0);
args.SetVisibility(Visibility.Visible);
this.owningWorkspace.RequestSelectionBoxUpdate(this, args);
SetCurrentState(State.WindowSelection);
}
private void InitiateWindowSelectionSequence()
{
// Visualization pause
owningWorkspace.OnDragSelectionStarted(this, EventArgs.Empty);
// The state machine must be in idle state.
if (this.currentState != State.None)
throw new InvalidOperationException();
// Clear existing selection set.
var selectNothing = new DynCmd.SelectModelCommand(Guid.Empty, ModifierKeys.None.AsDynamoType());
owningWorkspace.DynamoViewModel.ExecuteCommand(selectNothing);
// Update the selection box and make it visible
// but with an initial dimension of zero.
SelectionBoxUpdateArgs args = null;
args = new SelectionBoxUpdateArgs(mouseDownPos.X, mouseDownPos.Y, 0, 0);
args.SetVisibility(Visibility.Visible);
this.owningWorkspace.RequestSelectionBoxUpdate(this, args);
SetCurrentState(State.WindowSelection);
}