public static QueryRequestArgs CreateRequest(IntPtr nativeIntPtr)
{
var req = new QueryRequestArgs();
Marshal.PtrToStructure(nativeIntPtr, req);
return(req);
}
public override void OnCefQuery(NativeCallArgs args, QueryRequestArgs reqArgs)
{
string frameUrl = reqArgs.GetFrameUrl();
string getRequest = reqArgs.GetRequest();
string result = "hello!";
byte[] resultBuffer = Encoding.UTF8.GetBytes(result);
args.SetOutput(0, resultBuffer);
}
void MxCallBack(int id, IntPtr argsPtr)
{
switch ((MyCefMsg)id)
{
case MyCefMsg.CEF_MSG_ClientHandler_NotifyBrowserCreated:
{
IsBrowserCreated = true;
}
break;
case MyCefMsg.CEF_MSG_ClientHandler_NotifyBrowserClosing:
{
}
break;
case MyCefMsg.CEF_MSG_ClientHandler_NotifyBrowserClosed:
{
if (this.devForm != null)
{
this.devForm.Close();
((IDisposable)this.devForm).Dispose();
this.devForm = null;
}
if (this.BrowserDisposed != null)
{
this.BrowserDisposed(this, EventArgs.Empty);
}
}
break;
case MyCefMsg.CEF_MSG_ClientHandler_OnBeforeContextMenu:
{
}
break;
case MyCefMsg.CEF_MSG_ClientHandler_BeforeDownload:
{
//handle download path here
NativeCallArgs metArgs = new NativeCallArgs(argsPtr);
string pathName = metArgs.GetArgAsString(2);
}
break;
case MyCefMsg.CEF_MSG_ClientHandler_DownloadUpdated:
{
//this version we notify back
//when
NativeCallArgs metArgs = new NativeCallArgs(argsPtr);
if (browserProcessListener != null)
{
browserProcessListener.OnDownloadCompleted(metArgs);
}
}
break;
case MyCefMsg.CEF_MSG_ClientHandler_OnBeforePopup:
{
NativeCallArgs args = new NativeCallArgs(argsPtr);
//open new form with specific url
string url = args.GetArgAsString(0);
Cef3Binder.SafeUIInvoke(() =>
{
IWindowForm form = Cef3Binder.CreateNewBrowserWindow(800, 600);
form.Show();
//and navigate to a specific url
});
}
break;
case MyCefMsg.CEF_MSG_ClientHandler_OnConsoleMessage:
{
//console.log ...
if (browserProcessListener != null)
{
NativeCallArgs args = new NativeCallArgs(argsPtr);
browserProcessListener.OnConsoleLog(args);
}
}
break;
case MyCefMsg.CEF_MSG_ClientHandler_ShowDevTools:
{
//show dev tools
Cef3Binder.SafeUIInvoke(() =>
{
IWindowForm newPopupForm = Cef3Binder.CreateNewBrowserWindow(800, 600);
newPopupForm.Show();
});
}
break;
case MyCefMsg.CEF_MSG_ClientHandler_OnLoadError:
{
//load page error
//ui process
var args = new NativeCallArgs(argsPtr);
IntPtr cefBrowser = args.GetArgAsNativePtr(0);
IntPtr cefFrame = args.GetArgAsNativePtr(1);
int errorCode = args.GetArgAsInt32(2); //error code
string errorText = args.GetArgAsString(3); //errorText
string failedUrl = args.GetArgAsString(4); //failedUrl
//---------------------------
//load error page
LoadErrorPage(cefBrowser, cefFrame, errorCode, errorText, failedUrl);
}
break;
case MyCefMsg.CEF_MSG_ClientHandler_OnCertError:
{
var args = new NativeCallArgs(argsPtr);
string certErrMsg = args.GetArgAsString(0);
args.SetOutput(0, 1); //true
}
break;
case MyCefMsg.CEF_MSG_ClientHandler_ExecCustomProtocol:
{
//disable all protocol
var args = new NativeCallArgs(argsPtr);
if (browserProcessListener != null)
{
browserProcessListener.OnExecProtocol(args);
}
else
{
args.SetOutput(0, 0); //disable all protocol
}
}
break;
case MyCefMsg.CEF_MSG_ClientHandler_SetResourceManager:
{
//setup resource mx
if (browserProcessListener != null)
{
var args = new NativeCallArgs(argsPtr);
var resourceMx = new NativeResourceMx(args.GetArgAsNativePtr(0));
browserProcessListener.OnAddResourceMx(resourceMx);
}
}
break;
case MyCefMsg.CEF_MSG_RequestUrlFilter2:
{
//filter url name
if (browserProcessListener != null)
{
var args = new NativeCallArgs(argsPtr);
browserProcessListener.OnFilterUrl(args);
}
}
break;
case MyCefMsg.CEF_MSG_BinaryResouceProvider_OnRequest:
{
//request for binary resource
if (browserProcessListener != null)
{
var args = new NativeCallArgs(argsPtr);
browserProcessListener.OnRequestForBinaryResource(args);
}
}
break;
//------------------------------
//eg. from cefQuery -->
case MyCefMsg.CEF_MSG_OnQuery:
{
if (browserProcessListener != null)
{
var args = new NativeCallArgs(argsPtr);
QueryRequestArgs reqArgs = QueryRequestArgs.CreateRequest(args.GetArgAsNativePtr(0));
browserProcessListener.OnCefQuery(args, reqArgs);
}
}
break;
//------------------------------
case MyCefMsg.CEF_MSG_ClientHandler_OnPreKeyEvent: //on PreKey
{
// Console.WriteLine("on pre key");
NavigateTo("https://html5test.com");
}
break;
//------------------------------
case MyCefMsg.CEF_MSG_ClientHandler_NotifyTitle:
{
//title changed
var args = new NativeCallArgs(argsPtr);
string newtitle = args.GetArgAsString(0);
// Console.WriteLine("title changed:" + newtitle);
}
break;
case MyCefMsg.CEF_MSG_ClientHandler_NotifyAddress:
{
//address changed
var args = new NativeCallArgs(argsPtr);
string newtitle = args.GetArgAsString(0);
// Console.WriteLine("address changed:" + newtitle);
}
break;
//------------------------------
case MyCefMsg.CEF_MSG_OSR_Render:
{
//receive rendere msg
var args = new NativeCallArgs(argsPtr);
//copy bits buffer and store to files
if (cefOsrListener != null)
{
cefOsrListener.OnRender(args);
}
} break;
}
}
