56 lines
1.9 KiB
C#
56 lines
1.9 KiB
C#
/*
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* Copyright (c) 2024 ETH Zürich, IT Services
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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using CefSharp;
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using CefSharp.WinForms;
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using CefSharp.WinForms.Host;
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using SafeExamBrowser.Browser.Wrapper.Events;
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namespace SafeExamBrowser.Browser.Wrapper.Handlers
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{
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internal class KeyboardHandlerSwitch : IKeyboardHandler
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{
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public bool OnKeyEvent(IWebBrowser webBrowser, IBrowser browser, KeyType type, int windowsKeyCode, int nativeKeyCode, CefEventFlags modifiers, bool isSystemKey)
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{
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if (browser.IsPopup)
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{
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var control = ChromiumHostControl.FromBrowser(browser) as CefSharpPopupControl;
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control?.OnKeyEvent(webBrowser, browser, type, windowsKeyCode, nativeKeyCode, modifiers, isSystemKey);
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}
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else
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{
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var control = ChromiumWebBrowser.FromBrowser(browser) as CefSharpBrowserControl;
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control?.OnKeyEvent(webBrowser, browser, type, windowsKeyCode, nativeKeyCode, modifiers, isSystemKey);
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}
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return false;
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}
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public bool OnPreKeyEvent(IWebBrowser webBrowser, IBrowser browser, KeyType type, int windowsKeyCode, int nativeKeyCode, CefEventFlags modifiers, bool isSystemKey, ref bool isKeyboardShortcut)
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{
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var args = new GenericEventArgs { Value = false };
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if (browser.IsPopup)
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{
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var control = ChromiumHostControl.FromBrowser(browser) as CefSharpPopupControl;
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control?.OnPreKeyEvent(webBrowser, browser, type, windowsKeyCode, nativeKeyCode, modifiers, isSystemKey, ref isKeyboardShortcut, args);
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}
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else
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{
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var control = ChromiumWebBrowser.FromBrowser(browser) as CefSharpBrowserControl;
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control?.OnPreKeyEvent(webBrowser, browser, type, windowsKeyCode, nativeKeyCode, modifiers, isSystemKey, ref isKeyboardShortcut, args);
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}
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return args.Value;
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}
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}
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}
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