Exemple #1
0
        protected override void OnMouseMove(MouseEventArgs e)
        {
            base.OnMouseMove(e);
            if (e.LeftButton != MouseButtonState.Pressed)
            {
                this.dragStartPoint = null;
            }

            if (this.dragStartPoint.HasValue)
            {
                // XamlWriter.Save() has limitations in exactly what is serialized,
                // see SDK documentation; short term solution only;
                string xamlString = XamlWriter.Save(this.Content);
                ToolboxItemDragObject dataObject = new ToolboxItemDragObject();
                dataObject.Xaml = xamlString;

                WrapPanel panel = VisualTreeHelper.GetParent(this) as WrapPanel;
                if (panel != null)
                {
                    // desired size for DesignerCanvas is the stretched Toolbox item size
                    double scale = 1.3;
                    dataObject.DesiredSize = new Size(panel.ItemWidth * scale, panel.ItemHeight * scale);
                }

                DragDrop.DoDragDrop(this, dataObject, DragDropEffects.Copy);

                e.Handled = true;
            }
        }
Exemple #2
0
        protected override void OnMouseMove(MouseEventArgs e)
        {
            base.OnMouseMove(e);
            if (e.LeftButton != MouseButtonState.Pressed)
                this.dragStartPoint = null;

            if (this.dragStartPoint.HasValue)
            {
                // XamlWriter.Save() has limitations in exactly what is serialized,
                // see SDK documentation; short term solution only;
                string xamlString = XamlWriter.Save(this.Content);
                ToolboxItemDragObject dataObject = new ToolboxItemDragObject();
                dataObject.Xaml = xamlString;

                WrapPanel panel = VisualTreeHelper.GetParent(this) as WrapPanel;
                if (panel != null)
                {
                    // desired size for DesignerCanvas is the stretched Toolbox item size
                    double scale = 1.3;
                    dataObject.DesiredSize = new Size(panel.ItemWidth * scale, panel.ItemHeight * scale);
                }

                DragDrop.DoDragDrop(this, dataObject, DragDropEffects.Copy);

                e.Handled = true;
            }
        }