public MyCefBrowser(IWindowControl parentControl,
int x, int y, int w, int h, string initUrl, bool isOsr)
{
//global handler
this.managedCallback = new MyCefCallback(this.HandleNativeReq);
//cef-specific collection of cef-handler
myBwHandler = new MyCefBwHandler(this);
//---------------------------------------------------------------
this.currentUrl = initUrl;
//create cef browser view handler
this.parentControl = parentControl;
this.topForm = parentControl.GetTopLevelControl() as IWindowForm;
//for specific browser
if (this.IsOsr = isOsr)
{
_myCefBw = new MyCefBw(Cef3Binder.MyCefCreateMyWebBrowserOSR(managedCallback));
Cef3Binder.MyCefSetupBrowserHwndOSR(_myCefBw.ptr, parentControl.GetHandle(), x, y, w, h, initUrl, IntPtr.Zero);
}
else
{
_myCefBw = new MyCefBw(Cef3Binder.MyCefCreateMyWebBrowser(managedCallback));
Cef3Binder.MyCefSetupBrowserHwnd(_myCefBw.ptr, parentControl.GetHandle(), x, y, w, h, initUrl, IntPtr.Zero);
}
Cef3Binder.MyCefBwCall(this._myCefBw.ptr, CefBwCallMsg.CefBw_MyCef_EnableKeyIntercept, 1);
//register mycef browser
RegisterCefWbControl(this);
}
public static void DisposeAllChildWebBrowserControls(IWindowForm ownerForm)
{
//dispose all web browser (child) windows inside this window form
List <MyCefBrowser> foundList;
if (registerTopWindowForms.TryGetValue(ownerForm, out foundList))
{
//remove webbrowser controls
for (int i = foundList.Count - 1; i >= 0; --i)
{
MyCefBrowser mycefBw = foundList[i];
IWindowControl wb = mycefBw.ParentControl;
mycefBw.NotifyCloseBw();
//---------------------------------------
var parent = wb.GetParent();
parent.RemoveChild(wb);
//this Dispose() will terminate cef_life_time_handle ***
//after native side dispose the wb control
//it will raise event BrowserDisposed
wb.Dispose();
//---------------------------------------
}
registerTopWindowForms.Remove(ownerForm);
}
}
//----
public MyCefBrowser(IWindowControl parentControl,
int x, int y, int w, int h, string initUrl, bool isOsr)
{
this.currentUrl = initUrl;
//create cef browser view handler
this.parentControl = parentControl;
this.topForm = (IWindowForm)parentControl.GetTopLevelControl();
//ui process ***
this.managedCallback = new MyCefCallback(this.MxCallBack);
//for specific browser
if (this.IsOsr = isOsr)
{
this.myCefBrowser = Cef3Binder.MyCefCreateMyWebBrowserOSR(managedCallback);
Cef3Binder.MyCefSetupBrowserHwndOSR(myCefBrowser, parentControl.GetHandle(), x, y, w, h, initUrl, IntPtr.Zero);
}
else
{
this.myCefBrowser = Cef3Binder.MyCefCreateMyWebBrowser(managedCallback);
Cef3Binder.MyCefSetupBrowserHwnd(myCefBrowser, parentControl.GetHandle(), x, y, w, h, initUrl, IntPtr.Zero);
}
Cef3Binder.MyCefEnableKeyIntercept(myCefBrowser, 1);
//register mycef browser
RegisterCefWbControl(this);
}
public static bool IsReadyToClose(IWindowForm winForm)
{
//ready-to-close winform
lock (sync_remove)
{
List <MyCefBrowser> cefBrowserList;
if (registerTopWindowForms.TryGetValue(winForm, out cefBrowserList))
{
return(cefBrowserList.Count == 0);
}
return(true);
}
}
public void ShowDevTools()
{
if (cefDevWindow == null)
{
cefDevWindow = new MyCefDevWindow();
IWindowForm devForm = Cef3Binder.CreateBlankForm(800, 600);
devForm.Text = "Developer Tool";
devForm.Show();
Cef3Binder.MyCefShowDevTools(this.myCefBrowser,
cefDevWindow.GetMyCefBrowser(),
devForm.GetHandle());
}
}
static void cefBrowserControl_Disposed(object sender, EventArgs e)
{
//web browser control is dispose
MyCefBrowser wb = (MyCefBrowser)sender;
List <MyCefBrowser> wblist;
IWindowForm winHandle = wb.ParentForm;
if (registerTopWindowForms.TryGetValue(winHandle, out wblist))
{
lock (sync_remove)
{
wblist.Remove(wb);
}
}
}
public void ShowDevTools()
{
if (devForm == null)
{
devForm = Cef3Binder.CreateBlankForm(800, 600);
devForm.Text = "Developer Tool";
devForm.Show();
devForm.FormClosed += DevForm_FormClosed;
}
if (cefDevWindow == null)
{
cefDevWindow = new MyCefDevWindow();
Cef3Binder.MyCefShowDevTools(_myCefBw.ptr,
cefDevWindow.GetMyCefBrowser(),
devForm.GetHandle());
}
}
static void cefBrowserControl_Disposed(object sender, EventArgs e)
{
//web browser control is disposed
//TODO: review here
MyCefBrowser wb = sender as MyCefBrowser;
if (wb != null)
{
IWindowForm winHandle = wb.ParentForm;
List <MyCefBrowser> wblist;
if (registerTopWindowForms.TryGetValue(winHandle, out wblist))
{
lock (sync_remove)
{
wblist.Remove(wb);
}
}
}
else
{
throw new NotSupportedException();
}
}
void HandleNativeReq(int met_id, IntPtr argsPtr)
{
//main raw msg switch table
if ((met_id >> 16) > 0)
{
//built in object
CefNativeRequestHandlers.HandleNativeReq_I0(myBwHandler, met_id, argsPtr);
return;
}
//else this is custom msg
switch ((MyCefMsg)met_id)
{
default:
break;
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_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;
//----
//TODO: review here again
//case MyCefMsg.CEF_MSG_ClientHandler_SetResourceManager:
// {
// //setup resource mx
// if (browserProcessListener != null)
// {
// //INIT_MY_MET_ARGS(metArgs, 1)
// // MyCefSetVoidPtr2(&vargs[1], resource_manager_);
// var args = new NativeCallArgs(argsPtr);
// var resourceMx = new NativeResourceMx(args.GetArgAsNativePtr(1));
// 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);
//}
//TODO: review here again
//QueryRequestArgs queryReq;
//memset(&queryReq, 0, sizeof(QueryRequestArgs));
//queryReq.browser = browser.get();
//queryReq.frame = frame.get();
//queryReq.query_id = query_id;
//MyCefStringHolder mystr;
//mystr.value = request;
//queryReq.request = &mystr;
//queryReq.persistent = persistent;
//queryReq.callback = callback.get();
//MethodArgs args;
//memset(&args, 0, sizeof(MethodArgs));
//args.SetArgAsNativeObject(0, &queryReq);
//this->mcallback_(CEF_MSG_OnQuery, &args);
////auto result = args.ReadOutputAsString(0);
//CefString cefstr = args.ReadOutputAsString(0);
//callback->Success(cefstr);
}
break;
//------------------------------
case MyCefMsg.CEF_MSG_ClientHandler_NotifyTitle:
{
//INIT_MY_MET_ARGS(metArgs, 1)
//SetCefStringToJsValue2(&vargs[1], string);
//title changed
var args = new NativeCallArgs(argsPtr);
string newtitle = args.GetArgAsString(1);
// Console.WriteLine("title changed:" + newtitle);
}
break;
case MyCefMsg.CEF_MSG_ClientHandler_NotifyAddress:
{
//INIT_MY_MET_ARGS(metArgs, 1)
//SetCefStringToJsValue2(&vargs[1], string);
//address changed
var args = new NativeCallArgs(argsPtr);
string newtitle = args.GetArgAsString(1);
// 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;
}
}
private void DevForm_FormClosed(object sender, EventArgs e)
{
devForm = null;
cefDevWindow = null;
}
void MxCallBack(int id, IntPtr argsPtr)
{
switch ((MyCefMsg)id)
{
case MyCefMsg.CEF_MSG_ClientHandler_OnBeforePopup:
{
NativeCallArgs args = new NativeCallArgs(argsPtr);
string url = args.GetArgAsString(0);
Cef3Binder.SafeUIInvoke(() =>
{
IWindowForm popupWin = Cef3Binder.CreateNewBrowserWindow(600, 450);
popupWin.Show();
});
}
break;
case MyCefMsg.CEF_MSG_ClientHandler_BeforeDownload:
{
}
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_CefSettings_Init:
{
InitCefSettings(new CefSettings(argsPtr));
}
break;
case MyCefMsg.CEF_MSG_MainContext_GetConsoleLogPath:
{
NativeCallArgs nat1 = new NativeCallArgs(argsPtr);
nat1.SetOutputAsAsciiString(0, "d:\\WImageTest\\cef_console.log");
}
break;
case MyCefMsg.CEF_MSG_OSR_Render:
{
//not visit here?
} break;
case MyCefMsg.CEF_MSG_RenderDelegate_OnContextCreated:
{
//client app callback
//eg. from RenderClientApp
//in render process ***
//we can register external methods for window object here.
//NativeMethods.MessageBox(IntPtr.Zero, id.ToString(), "NN2", 0);
if (renderProcessListener != null)
{
NativeCallArgs args = new NativeCallArgs(argsPtr);
MyCefContextArgs cefContextArgs = new MyCefContextArgs(args);
//var clientRenderApp = new NativeRendererApp(args.GetArgAsNativePtr(0));
//var browser = new NativeBrowser(args.GetArgAsNativePtr(1));
//var context = new NativeJsContext(args.GetArgAsNativePtr(2));
renderProcessListener.OnContextCreated(cefContextArgs);
}
}
break;
case MyCefMsg.CEF_MSG_RenderDelegate_OnContextReleased:
{
if (renderProcessListener != null)
{
NativeCallArgs args = new NativeCallArgs(argsPtr);
MyCefContextArgs cefContextArgs = new MyCefContextArgs(args);
//var clientRenderApp = new NativeRendererApp(args.GetArgAsNativePtr(0));
//var browser = new NativeBrowser(args.GetArgAsNativePtr(1));
//var context = new NativeJsContext(args.GetArgAsNativePtr(2));
renderProcessListener.OnContextReleased(cefContextArgs);
}
}
break;
case MyCefMsg.CEF_MSG_RenderDelegate_OnWebKitInitialized:
{
if (renderProcessListener != null)
{
NativeCallArgs args = new NativeCallArgs(argsPtr);
renderProcessListener.OnWebKitInitialized(args);
}
}
break;
}
}
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;
}
}
