Kevin/Eco
Archived
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Projektdateien hinzufügen.

Browse Source
This commit is contained in:
Kevin Krüger
2023-07-24 12:00:34 +02:00
parent 656751e10b
commit 0d00a90942
210 changed files with 45049 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

373
VideoBrowser/Controls/CefSharpBrowser/Handlers/CefContextMenuHandler.cs Normal file
View File

@@ -0,0 +1,373 @@
namespace VideoBrowser.Controls.CefSharpBrowser.Handlers
{
using CefSharp;
using CefSharp.Wpf;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Windows;
using System.Windows.Controls;
using VideoBrowser.Common;
using VideoBrowser.Controls.CefSharpBrowser.Helpers;
/// <summary>
/// Defines the <see cref="CefContextMenuHandler" />.
/// </summary>
public class CefContextMenuHandler : IContextMenuHandler
{
#region Constants
private const CefMenuCommand CopyLinkAdressId = (CefMenuCommand)10000;
private const CefMenuCommand OpenImageInNewTabId = (CefMenuCommand)10001;
private const CefMenuCommand OpenInNewTabId = (CefMenuCommand)10002;
private const CefMenuCommand OpenInNewWindowId = (CefMenuCommand)10003;
private const CefMenuCommand SearchInWebsiteId = (CefMenuCommand)10004;
#endregion Constants
#region Properties
/// <summary>
/// Gets or sets the OpenInNewTabAction.
/// </summary>
public Action<string> OpenInNewTabAction { get; set; }
/// <summary>
/// Gets or sets the OpenInNewWindowAction.
/// </summary>
public Action<string> OpenInNewWindowAction { get; set; }
/// <summary>
/// Gets or sets the SearchEngineQuery.
/// </summary>
public string SearchEngineQuery { get; set; } = "https://www.youtube.com/results?search_query=";
/// <summary>
/// Gets the CopyLinkAddress.
/// </summary>
private static (CefMenuCommand Id, string Text) CopyLinkAddress { get; } = (CopyLinkAdressId, "Copy link address");
/// <summary>
/// Gets the OpenImageInNewTab.
/// </summary>
private static (CefMenuCommand Id, string Text) OpenImageInNewTab { get; } = (OpenImageInNewTabId, "Open image in new tab");
/// <summary>
/// Gets the OpenInNewTab.
/// </summary>
private static (CefMenuCommand Id, string Text) OpenInNewTab { get; } = (OpenInNewTabId, "Open in new tab");
/// <summary>
/// Gets the OpenInNewWindow.
/// </summary>
private static (CefMenuCommand Id, string Text) OpenInNewWindow { get; } = (OpenInNewWindowId, "Open in new window");
/// <summary>
/// Gets the SearchInWebsite.
/// </summary>
private static (CefMenuCommand Id, string Text) SearchInWebsite { get; } = (SearchInWebsiteId, "Search in Youtube");
#endregion Properties
#region Methods
/// <summary>
/// The OnBeforeContextMenu.
/// </summary>
/// <param name="chromiumWebBrowser">The chromiumWebBrowser<see cref="IWebBrowser"/>.</param>
/// <param name="browser">The browser<see cref="IBrowser"/>.</param>
/// <param name="frame">The frame<see cref="IFrame"/>.</param>
/// <param name="parameters">The parameters<see cref="IContextMenuParams"/>.</param>
/// <param name="model">The model<see cref="IMenuModel"/>.</param>
public virtual void OnBeforeContextMenu(IWebBrowser chromiumWebBrowser, IBrowser browser, IFrame frame, IContextMenuParams parameters, IMenuModel model)
{
var linkExist = !string.IsNullOrEmpty(parameters.LinkUrl);
var selectionTextExist = !string.IsNullOrEmpty(parameters.SelectionText);
var sourceUrlExist = !string.IsNullOrEmpty(parameters.SourceUrl);
if (linkExist || selectionTextExist)
{
model.AddSeparator();
}
////model.Clear();
if (linkExist)
{
this.AddItem(model, CopyLinkAddress.Id, CopyLinkAddress.Text);
this.AddItem(model, OpenInNewTab.Id, OpenInNewTab.Text);
this.AddItem(model, OpenInNewWindow.Id, OpenInNewWindow.Text);
}
if (sourceUrlExist && (parameters.SourceUrl != parameters.PageUrl))
{
if (parameters.SourceUrl.IsImageUrl())
{
this.AddItem(model, OpenImageInNewTab.Id, OpenImageInNewTab.Text);
}
}
if (selectionTextExist)
{
this.AddItem(model, SearchInWebsite.Id, SearchInWebsite.Text);
}
}
/// <summary>
/// The OnContextMenuCommand.
/// </summary>
/// <param name="chromiumWebBrowser">The chromiumWebBrowser<see cref="IWebBrowser"/>.</param>
/// <param name="browser">The browser<see cref="IBrowser"/>.</param>
/// <param name="frame">The frame<see cref="IFrame"/>.</param>
/// <param name="parameters">The parameters<see cref="IContextMenuParams"/>.</param>
/// <param name="commandId">The commandId<see cref="CefMenuCommand"/>.</param>
/// <param name="eventFlags">The eventFlags<see cref="CefEventFlags"/>.</param>
/// <returns>The <see cref="bool"/>.</returns>
public virtual bool OnContextMenuCommand(IWebBrowser chromiumWebBrowser, IBrowser browser, IFrame frame, IContextMenuParams parameters, CefMenuCommand commandId, CefEventFlags eventFlags)
{
return true;
}
/// <summary>
/// The OnContextMenuDismissed.
/// </summary>
/// <param name="chromiumWebBrowser">The chromiumWebBrowser<see cref="IWebBrowser"/>.</param>
/// <param name="browser">The browser<see cref="IBrowser"/>.</param>
/// <param name="frame">The frame<see cref="IFrame"/>.</param>
public virtual void OnContextMenuDismissed(IWebBrowser chromiumWebBrowser, IBrowser browser, IFrame frame)
{
var webBrowser = (ChromiumWebBrowser)chromiumWebBrowser;
webBrowser.Dispatcher.Invoke(() =>
{
webBrowser.ContextMenu = null;
});
}
/// <summary>
/// The GetMenuItems.
/// </summary>
/// <param name="model">The model<see cref="IMenuModel"/>.</param>
/// <returns>The <see cref="IEnumerable{Tuple{string, CefMenuCommand, bool}}"/>.</returns>
private static IEnumerable<Tuple<string, CefMenuCommand, bool>> GetMenuItems(IMenuModel model)
{
for (var i = 0; i < model.Count; i++)
{
var header = model.GetLabelAt(i);
var commandId = model.GetCommandIdAt(i);
var isEnabled = model.IsEnabledAt(i);
yield return new Tuple<string, CefMenuCommand, bool>(header, commandId, isEnabled);
}
}
/// <summary>
/// The AddItem.
/// </summary>
/// <param name="model">The model<see cref="IMenuModel"/>.</param>
/// <param name="id">The id<see cref="CefMenuCommand"/>.</param>
/// <param name="label">The label<see cref="string"/>.</param>
private void AddItem(IMenuModel model, CefMenuCommand id, string label)
{
model.AddItem(id, label);
model.SetEnabled(id, true);
}
/// <summary>
/// The RunContextMenu.
/// </summary>
/// <param name="chromiumWebBrowser">The chromiumWebBrowser<see cref="IWebBrowser"/>.</param>
/// <param name="browser">The browser<see cref="IBrowser"/>.</param>
/// <param name="frame">The frame<see cref="IFrame"/>.</param>
/// <param name="parameters">The parameters<see cref="IContextMenuParams"/>.</param>
/// <param name="model">The model<see cref="IMenuModel"/>.</param>
/// <param name="callback">The callback<see cref="IRunContextMenuCallback"/>.</param>
/// <returns>The <see cref="bool"/>.</returns>
bool IContextMenuHandler.RunContextMenu(IWebBrowser chromiumWebBrowser, IBrowser browser, IFrame frame, IContextMenuParams parameters, IMenuModel model, IRunContextMenuCallback callback)
{
//NOTE: Return false to use the built in Context menu - in WPF this requires you integrate into your existing message loop, read the General Usage Guide for more details
//https://github.com/cefsharp/CefSharp/wiki/General-Usage#multithreadedmessageloop
//return false;
var webBrowser = (ChromiumWebBrowser)chromiumWebBrowser;
//IMenuModel is only valid in the context of this method, so need to read the values before invoking on the UI thread
var menuItems = GetMenuItems(model).ToList();
var linkUrl = parameters.LinkUrl;
var sourceUrl = parameters.SourceUrl;
var selectionText = parameters.SelectionText;
webBrowser.Dispatcher.Invoke(() =>
{
var menu = new ContextMenu
{
IsOpen = true
};
RoutedEventHandler handler = null;
handler = (s, e) =>
{
menu.Closed -= handler;
//If the callback has been disposed then it's already been executed
//so don't call Cancel
if (!callback.IsDisposed)
{
callback.Cancel();
}
};
menu.Closed += handler;
foreach (var item in menuItems)
{
if (item.Item2 == CefMenuCommand.NotFound && string.IsNullOrWhiteSpace(item.Item1))
{
menu.Items.Add(new Separator());
continue;
}
menu.Items.Add(new MenuItem
{
Header = item.Item1.Replace("&", "_"),
IsEnabled = item.Item3,
Command = new RelayCommand((o) =>
{
//BUG: CEF currently not executing callbacks correctly so we manually map the commands below
//see https://github.com/cefsharp/CefSharp/issues/1767
//The following line worked in previous versions, it doesn't now, so custom EXAMPLE below
//callback.Continue(item.Item2, CefEventFlags.None);
//NOTE: Note all menu item options below have been tested, you can work out the rest
switch (item.Item2)
{
////case CefMenuCommand.Copy:
//// Clipboard.SetText(parameters.SelectionText);
//// break;
////case CefMenuCommand.Paste:
//// chromiumWebBrowser.Paste();
//// break;
case CopyLinkAdressId:
Clipboard.SetText(linkUrl);
break;
case OpenImageInNewTabId:
this.OpenInNewTabAction?.Invoke(sourceUrl);
break;
case OpenInNewWindowId:
this.OpenInNewWindowAction?.Invoke(linkUrl);
break;
case OpenInNewTabId:
this.OpenInNewTabAction?.Invoke(linkUrl);
break;
case SearchInWebsiteId:
var searchUrl = $"{this.SearchEngineQuery}{selectionText}";
this.OpenInNewTabAction?.Invoke(searchUrl);
break;
case CefMenuCommand.Back:
{
browser.GoBack();
break;
}
case CefMenuCommand.Forward:
{
browser.GoForward();
break;
}
case CefMenuCommand.Cut:
{
browser.FocusedFrame.Cut();
break;
}
case CefMenuCommand.Copy:
{
browser.FocusedFrame.Copy();
break;
}
case CefMenuCommand.Paste:
{
browser.FocusedFrame.Paste();
break;
}
case CefMenuCommand.Print:
{
browser.GetHost().Print();
break;
}
case CefMenuCommand.ViewSource:
{
browser.FocusedFrame.ViewSource();
break;
}
case CefMenuCommand.Undo:
{
browser.FocusedFrame.Undo();
break;
}
case CefMenuCommand.StopLoad:
{
browser.StopLoad();
break;
}
case CefMenuCommand.SelectAll:
{
browser.FocusedFrame.SelectAll();
break;
}
case CefMenuCommand.Redo:
{
browser.FocusedFrame.Redo();
break;
}
case CefMenuCommand.Find:
{
browser.GetHost().Find(parameters.SelectionText, true, false, false);
break;
}
case CefMenuCommand.AddToDictionary:
{
browser.GetHost().AddWordToDictionary(parameters.MisspelledWord);
break;
}
case CefMenuCommand.Reload:
{
browser.Reload();
break;
}
case CefMenuCommand.ReloadNoCache:
{
browser.Reload(ignoreCache: true);
break;
}
case (CefMenuCommand)26501:
{
browser.GetHost().ShowDevTools();
break;
}
case (CefMenuCommand)26502:
{
browser.GetHost().CloseDevTools();
break;
}
}
}, "")
});
}
webBrowser.ContextMenu = menu;
});
return true;
}
#endregion Methods
}
}