57 lines
1.6 KiB
C#
57 lines
1.6 KiB
C#
/*
|
|
* Copyright (c) 2025 ETH Zürich, IT Services
|
|
*
|
|
* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
|
|
*/
|
|
|
|
using System.Collections.Generic;
|
|
using CefSharp;
|
|
using CefSharp.Enums;
|
|
using CefSharp.WinForms;
|
|
using CefSharp.WinForms.Host;
|
|
using SafeExamBrowser.Browser.Wrapper.Events;
|
|
|
|
namespace SafeExamBrowser.Browser.Wrapper.Handlers
|
|
{
|
|
internal class DragHandlerSwitch : IDragHandler
|
|
{
|
|
public bool OnDragEnter(IWebBrowser webBrowser, IBrowser browser, IDragData dragData, DragOperationsMask mask)
|
|
{
|
|
var args = new GenericEventArgs();
|
|
|
|
if (browser.IsPopup)
|
|
{
|
|
var control = ChromiumHostControl.FromBrowser(browser) as CefSharpPopupControl;
|
|
|
|
control?.OnDragEnter(webBrowser, browser, dragData, mask, args);
|
|
}
|
|
else
|
|
{
|
|
var control = ChromiumWebBrowser.FromBrowser(browser) as CefSharpBrowserControl;
|
|
|
|
control?.OnDragEnter(webBrowser, browser, dragData, mask, args);
|
|
}
|
|
|
|
return args.Value;
|
|
}
|
|
|
|
public void OnDraggableRegionsChanged(IWebBrowser webBrowser, IBrowser browser, IFrame frame, IList<DraggableRegion> regions)
|
|
{
|
|
if (browser.IsPopup)
|
|
{
|
|
var control = ChromiumHostControl.FromBrowser(browser) as CefSharpPopupControl;
|
|
|
|
control?.OnDraggableRegionsChanged(webBrowser, browser, frame, regions);
|
|
}
|
|
else
|
|
{
|
|
var control = ChromiumWebBrowser.FromBrowser(browser) as CefSharpBrowserControl;
|
|
|
|
control?.OnDraggableRegionsChanged(webBrowser, browser, frame, regions);
|
|
}
|
|
}
|
|
}
|
|
}
|