seb-win-refactoring/SafeExamBrowser.Browser/Handlers/BrowserKeyboardHandler.cs
2018-02-15 15:42:54 +01:00

44 lines
1.3 KiB
C#

/*
* Copyright (c) 2018 ETH Zürich, Educational Development and Technology (LET)
*
* 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.Windows.Forms;
using CefSharp;
using BrowserSettings = SafeExamBrowser.Contracts.Configuration.Settings.BrowserSettings;
namespace SafeExamBrowser.Browser.Handlers
{
/// <remarks>
/// See https://cefsharp.github.io/api/57.0.0/html/T_CefSharp_IKeyboardHandler.htm.
/// </remarks>
internal class BrowserKeyboardHandler : IKeyboardHandler
{
private BrowserSettings settings;
public BrowserKeyboardHandler(BrowserSettings settings)
{
this.settings = settings;
}
public bool OnKeyEvent(IWebBrowser browserControl, IBrowser browser, KeyType type, int windowsKeyCode, int nativeKeyCode, CefEventFlags modifiers, bool isSystemKey)
{
return false;
}
public bool OnPreKeyEvent(IWebBrowser browserControl, IBrowser browser, KeyType type, int windowsKeyCode, int nativeKeyCode, CefEventFlags modifiers, bool isSystemKey, ref bool isKeyboardShortcut)
{
if (settings.AllowReloading && type == KeyType.KeyUp && windowsKeyCode == (int) Keys.F5)
{
browserControl.Reload();
return true;
}
return false;
}
}
}