/// <summary>
/// Process the drag pages in the context of a target navigator.
/// </summary>
/// <param name="target">Target navigator instance.</param>
/// <param name="data">Dragged page data.</param>
/// <returns>Last page to be transferred.</returns>
protected KryptonPage ProcessDragEndData(KryptonNavigator target,
PageDragEndData data)
{
KryptonPage ret = null;
// Add each source page to the target
foreach (KryptonPage page in data.Pages)
{
// Only add the page if one of the allow flags is set
if ((page.Flags & (int)AllowFlags) != 0)
{
// Use event to allow decision on if the page should be dropped
// (or even swap the page for a different page to be dropped)
PageDropEventArgs e = new PageDropEventArgs(page);
target.OnPageDrop(e);
if (!e.Cancel && (e.Page != null))
{
target.Pages.Add(e.Page);
ret = e.Page;
}
}
}
return(ret);
}
/// <summary>
/// Process the drag pages in the context of a target navigator.
/// </summary>
/// <param name="workspace">Target workspace instance.</param>
/// <param name="target">Target workspace cell instance.</param>
/// <param name="data">Dragged page data.</param>
/// <returns>Last page to be transferred.</returns>
protected KryptonPage ProcessDragEndData(KryptonWorkspace workspace,
KryptonWorkspaceCell target,
PageDragEndData data)
{
KryptonPage ret = null;
// Add each source page to the target
foreach (KryptonPage page in data.Pages)
{
// Only add the page if one of the allow flags is set
if ((page.Flags & (int)AllowFlags) != 0)
{
// Use event to allow decision on if the page should be dropped
// (or even swap the page for a different page to be dropped)
PageDropEventArgs e = new PageDropEventArgs(page);
workspace.OnPageDrop(e);
if (!e.Cancel && (e.Page != null))
{
target.Pages.Add(e.Page);
ret = e.Page;
}
}
}
return ret;
}
/// <summary> /// Occurs when a page is dropped on the control. /// </summary> /// <param name="sender">Source of the event.</param> /// <param name="e">A PageDropEventArgs containing the event data.</param> protected abstract void RaiseSpacePageDrop(object sender, PageDropEventArgs e);
/// <summary>
/// Occurs when a page is dropped on the control.
/// </summary>
/// <param name="sender">Source of the event.</param>
/// <param name="e">A PageDropEventArgs containing the event data.</param>
protected override void RaiseSpacePageDrop(object sender, PageDropEventArgs e)
{
// Use event to indicate the page is moving to a workspace and allow it to be cancelled
KryptonDockingManager dockingManager = DockingManager;
if (dockingManager != null)
{
CancelUniqueNameEventArgs args = new CancelUniqueNameEventArgs(e.Page.UniqueName, false);
dockingManager.RaisePageDockedRequest(args);
// Pass back the result of the event
e.Cancel = args.Cancel;
}
}
/// <summary>
/// Raises the PageDrop event.
/// </summary>
/// <param name="e">A v containing event details.</param>
protected internal virtual void OnPageDrop(PageDropEventArgs e)
{
if (PageDrop != null)
PageDrop(this, e);
}
