public InternalHandle printToPDF(V8Engine engine, bool isConstructCall, InternalHandle _this, InternalHandle[] args)
{
if (args.Length == 2 && browser != null)
{
var path = args[0].AsString;
var settings = new CefPdfPrintSettings();
var _callback = new CefPdfClient();
browser.GetHost().PrintToPdf(path, settings, _callback);
}
return(Engine.CreateNullValue());
}
protected override bool Execute(string name, CefV8Value obj, CefV8Value[] arguments, out CefV8Value returnValue, out string exception)
{
returnValue = CefV8Value.CreateNull();
exception = null;
try
{
var context = CefV8Context.GetCurrentContext();
var browser = context.GetBrowser();
var frame = browser.GetMainFrame();
if (name.ToLower().Equals("back"))
{
var callback = (arguments.Length == 1 ? arguments[0] : null);
if (callback != null && callback.IsFunction)
{
var runner = CefTaskRunner.GetForCurrentThread();
new Task(() =>
{
context.Enter();
back();
runner.PostTask(new CallbackTask(context, callback, null));
context.Exit();
}).Start();
}
else
{
back();
}
return(true);
}
else if (name.ToLower().Equals("copy"))
{
var callback = (arguments.Length == 1 ? arguments[0] : null);
if (callback != null && callback.IsFunction)
{
var runner = CefTaskRunner.GetForCurrentThread();
new Task(() =>
{
context.Enter();
copy();
runner.PostTask(new CallbackTask(context, callback, null));
context.Exit();
}).Start();
}
else
{
copy();
}
return(true);
}
else if (name.ToLower().Equals("cut"))
{
var callback = (arguments.Length == 1 ? arguments[0] : null);
if (callback != null && callback.IsFunction)
{
var runner = CefTaskRunner.GetForCurrentThread();
new Task(() =>
{
context.Enter();
cut();
runner.PostTask(new CallbackTask(context, callback, null));
context.Exit();
}).Start();
}
else
{
cut();
}
return(true);
}
else if (name.ToLower().Equals("delete"))
{
var callback = (arguments.Length == 1 ? arguments[0] : null);
if (callback != null && callback.IsFunction)
{
var runner = CefTaskRunner.GetForCurrentThread();
new Task(() =>
{
context.Enter();
delete();
runner.PostTask(new CallbackTask(context, callback, null));
context.Exit();
}).Start();
}
else
{
delete();
}
return(true);
}
else if (name.ToLower().Equals("find"))
{
if (arguments.Length >= 5)
{
var identifier = arguments[0].GetIntValue();
var searchText = arguments[1].GetStringValue();
var forward = arguments[2].GetBoolValue();
var matchCase = arguments[3].GetBoolValue();
var findNext = arguments[4].GetBoolValue();
var callback = (arguments.Length == 6 ? arguments[5] : null);
if (callback != null && callback.IsFunction)
{
var runner = CefTaskRunner.GetForCurrentThread();
new Task(() =>
{
context.Enter();
find(identifier, searchText, forward, matchCase, findNext);
runner.PostTask(new CallbackTask(context, callback, null));
context.Exit();
}).Start();
}
else
{
find(identifier, searchText, forward, matchCase, findNext);
}
}
return(true);
}
else if (name.ToLower().Equals("forward"))
{
var callback = (arguments.Length == 1 ? arguments[0] : null);
if (callback != null && callback.IsFunction)
{
var runner = CefTaskRunner.GetForCurrentThread();
new Task(() =>
{
context.Enter();
forward();
runner.PostTask(new CallbackTask(context, callback, null));
context.Exit();
}).Start();
}
else
{
forward();
}
return(true);
}
else if (name.ToLower().Equals("getsource"))
{
var callback = (arguments.Length == 1 ? arguments[0] : null);
if (callback != null && callback.IsFunction)
{
var runner = CefTaskRunner.GetForCurrentThread();
new Task(() =>
{
context.Enter();
getSource();
runner.PostTask(new CallbackTask(context, callback, null));
context.Exit();
}).Start();
}
else
{
getSource();
}
return(true);
}
else if (name.ToLower().Equals("getzoomlevel"))
{
var callback = (arguments.Length == 1 ? arguments[0] : null);
if (callback != null && callback.IsFunction)
{
var runner = CefTaskRunner.GetForCurrentThread();
new Task(() =>
{
context.Enter();
runner.PostTask(new CallbackTask(context, callback, getZoomLevel()));
context.Exit();
}).Start();
}
else
{
returnValue = CefV8Value.CreateDouble(getZoomLevel());
}
return(true);
}
else if (name.ToLower().Equals("load"))
{
if (arguments.Length >= 1)
{
var url = arguments[0].GetStringValue();
var callback = (arguments.Length == 2 ? arguments[1] : null);
if (callback != null && callback.IsFunction)
{
var runner = CefTaskRunner.GetForCurrentThread();
new Task(() =>
{
context.Enter();
load(url);
runner.PostTask(new CallbackTask(context, callback, null));
context.Exit();
}).Start();
}
else
{
load(url);
}
}
return(true);
}
else if (name.ToLower().Equals("loadstring"))
{
if (arguments.Length >= 2)
{
var html = arguments[0].GetStringValue();
var url = arguments[1].GetStringValue();
var callback = (arguments.Length == 3 ? arguments[2] : null);
if (callback != null && callback.IsFunction)
{
var runner = CefTaskRunner.GetForCurrentThread();
new Task(() =>
{
context.Enter();
loadString(html, url);
runner.PostTask(new CallbackTask(context, callback, null));
context.Exit();
}).Start();
}
else
{
loadString(html, url);
}
}
return(true);
}
else if (name.ToLower().Equals("paste"))
{
var callback = (arguments.Length == 1 ? arguments[0] : null);
if (callback != null && callback.IsFunction)
{
var runner = CefTaskRunner.GetForCurrentThread();
new Task(() =>
{
context.Enter();
paste();
runner.PostTask(new CallbackTask(context, callback, null));
context.Exit();
}).Start();
}
else
{
paste();
}
return(true);
}
else if (name.ToLower().Equals("print"))
{
var callback = (arguments.Length == 1 ? arguments[0] : null);
if (callback != null && callback.IsFunction)
{
var runner = CefTaskRunner.GetForCurrentThread();
new Task(() =>
{
context.Enter();
print();
runner.PostTask(new CallbackTask(context, callback, null));
context.Exit();
}).Start();
}
else
{
print();
}
return(true);
}
else if (name.ToLower().Equals("redo"))
{
var callback = (arguments.Length == 1 ? arguments[0] : null);
if (callback != null && callback.IsFunction)
{
var runner = CefTaskRunner.GetForCurrentThread();
new Task(() =>
{
context.Enter();
redo();
runner.PostTask(new CallbackTask(context, callback, null));
context.Exit();
}).Start();
}
else
{
redo();
}
return(true);
}
else if (name.ToLower().Equals("refresh"))
{
var callback = (arguments.Length == 1 ? arguments[0] : null);
if (callback != null && callback.IsFunction)
{
var runner = CefTaskRunner.GetForCurrentThread();
new Task(() =>
{
context.Enter();
refresh();
runner.PostTask(new CallbackTask(context, callback, null));
context.Exit();
}).Start();
}
else
{
refresh();
}
return(true);
}
else if (name.ToLower().Equals("selectall"))
{
var callback = (arguments.Length == 1 ? arguments[0] : null);
if (callback != null && callback.IsFunction)
{
var runner = CefTaskRunner.GetForCurrentThread();
new Task(() =>
{
context.Enter();
selectAll();
runner.PostTask(new CallbackTask(context, callback, null));
context.Exit();
}).Start();
}
else
{
selectAll();
}
return(true);
}
else if (name.ToLower().Equals("showdevtools"))
{
var callback = (arguments.Length == 1 ? arguments[0] : null);
if (callback != null && callback.IsFunction)
{
var runner = CefTaskRunner.GetForCurrentThread();
new Task(() =>
{
context.Enter();
showDevTools();
runner.PostTask(new CallbackTask(context, callback, null));
context.Exit();
}).Start();
}
else
{
showDevTools();
}
return(true);
}
else if (name.ToLower().Equals("stop"))
{
var callback = (arguments.Length == 1 ? arguments[0] : null);
if (callback != null && callback.IsFunction)
{
var runner = CefTaskRunner.GetForCurrentThread();
new Task(() =>
{
context.Enter();
stop();
runner.PostTask(new CallbackTask(context, callback, null));
context.Exit();
}).Start();
}
else
{
stop();
}
return(true);
}
else if (name.ToLower().Equals("undo"))
{
var callback = (arguments.Length == 1 ? arguments[0] : null);
if (callback != null && callback.IsFunction)
{
var runner = CefTaskRunner.GetForCurrentThread();
new Task(() =>
{
context.Enter();
undo();
runner.PostTask(new CallbackTask(context, callback, null));
context.Exit();
}).Start();
}
else
{
undo();
}
return(true);
}
else if (name.ToLower().Equals("viewsource"))
{
var callback = (arguments.Length == 1 ? arguments[0] : null);
if (callback != null && callback.IsFunction)
{
var runner = CefTaskRunner.GetForCurrentThread();
new Task(() =>
{
context.Enter();
viewSource();
runner.PostTask(new CallbackTask(context, callback, null));
context.Exit();
}).Start();
}
else
{
viewSource();
}
return(true);
}
else if (name.ToLower().Equals("shutdown"))
{
var callback = (arguments.Length == 1 ? arguments[0] : null);
if (callback != null && callback.IsFunction)
{
var runner = CefTaskRunner.GetForCurrentThread();
new Task(() =>
{
context.Enter();
shutdown();
runner.PostTask(new CallbackTask(context, callback, null));
context.Exit();
}).Start();
}
else
{
shutdown();
}
return(true);
}
else if (name.ToLower().Equals("printtopdf"))
{
if (arguments.Length >= 1)
{
var path = arguments[0].GetStringValue();
var settings = new CefPdfPrintSettings();
var _callback = new CefPdfClient();
var callback = (arguments.Length == 2 ? arguments[1] : null);
if (callback != null && callback.IsFunction)
{
var runner = CefTaskRunner.GetForCurrentThread();
new Task(() =>
{
context.Enter();
printToPDF(path, settings, null);
runner.PostTask(new CallbackTask(context, callback, _callback));
context.Exit();
}).Start();
}
else
{
printToPDF(path, settings, _callback);
}
}
return(true);
}
else if (name.ToLower().Equals("getwindowsize"))
{
var callback = (arguments.Length == 1 ? arguments[0] : null);
if (callback != null && callback.IsFunction)
{
var runner = CefTaskRunner.GetForCurrentThread();
new Task(() =>
{
context.Enter();
getWindowSize();
runner.PostTask(new CallbackTask(context, callback, null));
context.Exit();
}).Start();
}
else
{
getWindowSize();
}
return(true);
}
else if (name.ToLower().Equals("update"))
{
var callback = (arguments.Length == 1 ? arguments[0] : null);
if (callback != null && callback.IsFunction)
{
var runner = CefTaskRunner.GetForCurrentThread();
new Task(() =>
{
context.Enter();
Update();
runner.PostTask(new CallbackTask(context, callback, null));
context.Exit();
}).Start();
}
else
{
Update();
}
return(true);
}
else if (name.ToLower().Equals("checkforupdates"))
{
var callback = (arguments.Length == 1 ? arguments[0] : null);
if (callback != null && callback.IsFunction)
{
var runner = CefTaskRunner.GetForCurrentThread();
new Task(() =>
{
context.Enter();
CheckForUpdates();
runner.PostTask(new CallbackTask(context, callback, null));
context.Exit();
}).Start();
}
else
{
CheckForUpdates();
}
return(true);
}
}
catch (Exception ex)
{
returnValue = CefV8Value.CreateNull();
exception = ex.Message;
return(true);
}
return(false);
}
