private void DropReorderPanels(DragEventArgs e)
{
// Get the VisualizationPanel that's being dropped
VisualizationPanel droppedPanel = e.Data.GetData(DragDropDataName.VisualizationPanel) as VisualizationPanel;
if (droppedPanel != null)
{
// Find the index of the panel being moved, and the index we should move it to
int moveToIndex = this.FindPanelMoveIndices(droppedPanel, this.dragDropAdorner.VerticalCenter, out int moveFromIndex);
// Check that we're not just trying to put the panel back where it started
if (moveFromIndex != moveToIndex)
{
droppedPanel.Container.Panels.Move(moveFromIndex, moveToIndex);
}
// Timeline Visualization Panels have multiple drag & drop operation types, only one of which
// can be in effect at any time. If the panel being dropped is one of those then we need to
// signal to it that this drag operation is done.
TimelineVisualizationPanelView visualizationPanelView = e.Data.GetData(DragDropDataName.VisualizationPanelView) as TimelineVisualizationPanelView;
if (visualizationPanelView != null)
{
visualizationPanelView.FinishDragDrop();
}
}
this.dragDropAdorner.Hide();
}
private HitTestFilterBehavior HitTestFilter(DependencyObject dependencyObject)
{
// We only want to "add to current panel" if that panel is a Timeline panel, other types don't support this
if (dependencyObject is TimelineVisualizationPanelView)
{
this.hitTestResult = dependencyObject as TimelineVisualizationPanelView;
return(HitTestFilterBehavior.Stop);
}
return(HitTestFilterBehavior.Continue);
}
private void Items_Drop(object sender, DragEventArgs e)
{
if (e.Handled == false)
{
string dragOperation = e.Data.GetData("DragOperation") as string;
if (dragOperation == "ReorderPanels")
{
// Get the VisualizationPanel that's being dropped
VisualizationPanel droppedPanel = e.Data.GetData("VisualizationPanel") as VisualizationPanel;
if (droppedPanel != null)
{
// Find the index of the panel being moved, and the index we should move it to
int moveToIndex = this.FindPanelMoveIndices(droppedPanel, this.dragDropAdorner.VerticalCenter, out int moveFromIndex);
// Check that we're not just trying to put the panel back where it started
if (moveFromIndex != moveToIndex)
{
droppedPanel.Container.Panels.Move(moveFromIndex, moveToIndex);
}
// Timeline Visualization Panels have multiple drag & drop operation types, only one of which
// can be in effect at any time. If the panel being dropped is one of those then we need to
// signal to it that this drag operation is done.
TimelineVisualizationPanelView visualizationPanelView = e.Data.GetData("VisualizationPanelView") as TimelineVisualizationPanelView;
if (visualizationPanelView != null)
{
visualizationPanelView.FinishDragDrop();
}
}
this.dragDropAdorner.Hide();
this.Cursor = Cursors.Arrow;
}
e.Handled = true;
}
}
private void DropStream(DragEventArgs e)
{
StreamTreeNode streamTreeNode = e.Data.GetData(DragDropDataName.StreamTreeNode) as StreamTreeNode;
if (streamTreeNode != null)
{
// Get the list of Visualization Commands we can execute on this stream
List <TypeKeyedActionCommand> commands = PsiStudioContext.Instance.GetVisualizeStreamCommands(streamTreeNode);
// Find out if the mouse is above an existing Visualization Panel
this.hitTestResult = null;
Point pt = e.GetPosition(this.Items);
VisualTreeHelper.HitTest(
this.Items,
new HitTestFilterCallback(this.HitTestFilter),
new HitTestResultCallback(this.HitTestResultCallback),
new PointHitTestParameters(pt));
// If we're above an existing Visualization Panel and there exists some "plot" commands, then execute
// the "plot in new panel" command, otherwise execute whatever plot or visualize command we can find.
if (this.hitTestResult != null)
{
if (this.ExecuteCommandIfPresent(commands, ContextMenuName.Visualize, streamTreeNode))
{
return;
}
if (this.ExecuteCommandIfPresent(commands, ContextMenuName.VisualizeAsMilliseconds, streamTreeNode))
{
return;
}
}
else
{
if (this.ExecuteCommandIfPresent(commands, ContextMenuName.VisualizeInNewPanel, streamTreeNode))
{
return;
}
if (this.ExecuteCommandIfPresent(commands, ContextMenuName.VisualizeAsMillisecondsInNewPanel, streamTreeNode))
{
return;
}
if (this.ExecuteCommandIfPresent(commands, ContextMenuName.Visualize, streamTreeNode))
{
return;
}
if (this.ExecuteCommandIfPresent(commands, ContextMenuName.VisualizeAs2DDepth, streamTreeNode))
{
return;
}
if (this.ExecuteCommandIfPresent(commands, ContextMenuName.VisualizeAs3DDepth, streamTreeNode))
{
return;
}
if (this.ExecuteCommandIfPresent(commands, ContextMenuName.VisualizeAsPlanarDirection, streamTreeNode))
{
return;
}
}
}
}
