public IEditableUIControl ContainerForControl(Type controlType, PointF mousePos) { // this will return the deepest level control that can own controlType as a parent. // Example: contrlType == Paragraph, it's going to return the deepest level Stack Panel or Canvas found. foreach (IUIControl control in ChildControls) { IEditableUIControl editableControl = control as IEditableUIControl; if (editableControl != null) { IEditableUIControl targetControl = editableControl.ContainerForControl(controlType, mousePos); if (targetControl != null) { return(targetControl); } } } return(null); }
public void HandleCreateControl(Type controlType, PointF mousePos) { do { // first, if we're creating a header, we need to make sure there isn't already one if (typeof(EditableHeader) == controlType) { List <IUIControl> headerControls = new List <IUIControl>( ); GetControlOfType <EditableHeader>(headerControls); // we found a header, so we're done. if (headerControls.Count > 0) { break; } } // now see if any child wants to create it IUIControl newControl = null; foreach (IUIControl control in ChildControls) { IEditableUIControl editableControl = control as IEditableUIControl; if (editableControl != null) { IEditableUIControl containerControl = editableControl.ContainerForControl(controlType, mousePos); if (containerControl != null) { newControl = containerControl.HandleCreateControl(controlType, mousePos); break; } } } // if a child handled it, we're done if (newControl != null) { break; } // it wasn't a header, and a child didn't create it, so we will. float availableWidth = Frame.Width - Padding.Right - Padding.Left; // if the control type is a header, we want to force it to position 0 float workingWidth = availableWidth; if (typeof(EditableHeader) == controlType) { mousePos = PointF.Empty; // and if its allowed, use the full width if (mStyle.mFullWidthHeader == true) { workingWidth = Frame.Width; } } newControl = Parser.CreateEditableControl(controlType, new BaseControl.CreateParams(this, workingWidth, DeviceHeight, ref mStyle)); ChildControls.Add(newControl); // add it to our renderable canvas newControl.AddToView(MasterView); // default it to where the click occurred newControl.AddOffset((float)mousePos.X, (float)mousePos.Y); // if the newly created control is the lower than all others, update the note height. // This lets us continue to build vertically if (newControl.GetFrame( ).Bottom > Frame.Height) { Frame = new RectangleF(Frame.Left, Frame.Top, Frame.Width, newControl.GetFrame( ).Bottom + Padding.Bottom); } }while(0 != 0); }