public static CfrV8Handler Convert(this Action <string, IJavascriptObject, IJavascriptObject[]> function, string name)
{
var res = new CfrV8Handler();
res.Execute += (o, e) => function(name, e.Object.Convert(), e.Arguments.Convert());
return(res);
}
bool BindFunctions(string objName, string[] funcNames)
{
if (remoteBrowser == null)
{
return(false);
}
try
{
var ctx = remoteBrowser.CreateRemoteCallContext();
ctx.Enter();
try
{
// if (v8Handler != null) v8Handler.Dispose(); // unbind
v8Handler = new CfrV8Handler();
v8Handler.Execute += new CfrV8HandlerExecuteEventHandler(JavascriptCallback);
CfrTaskRunner.GetForThread(CfxThreadId.Renderer).PostTask(new BindFunctionsTask(remoteBrowser, objName, funcNames, v8Handler));
return(true);
}
finally
{
ctx.Exit();
}
}
catch (System.IO.IOException)
{
return(false);
}
}
public static CfrV8Handler Convert(this Action <IJavascriptObject, IJavascriptObject, IJavascriptObject, IJavascriptObject> function)
{
var res = new CfrV8Handler();
res.Execute += (o, e) => function(e.Arguments[0].Convert(), e.Arguments[1].Convert(), e.Arguments[2].Convert(), e.Arguments[3].Convert());
return(res);
}
public void Bind(HtmlTextureWrapper wrapper, CfrV8Handler v8handler)
{
Wrapper = wrapper;
Wrapper.OnMainLoopBegin += (sender, args) => Executed = false;
v8handler.Execute += JavascriptCallback;
}
internal ChromiumFxObjectCreationCallBack()
{
Handler = new CfrV8Handler();
Handler.Execute += (_, e) =>
{
_Result.Add(e.Arguments);
};
}
private void Bind(CfrV8Handler handler, string functionName)
{
lock (this)
{
Functions.Add(handler);
var func = CfrV8Value.CreateFunction(functionName, handler);
_CfrV8Value.SetValue(functionName, func, CfxV8PropertyAttribute.ReadOnly | CfxV8PropertyAttribute.DontDelete);
}
}
public static CfrV8Handler Convert(this Action<string, IJavascriptObject, IJavascriptObject[]> function, string name)
{
var res = new CfrV8Handler();
res.Execute += (o, e) =>
{
function(name, e.Object.Convert(), e.Arguments.Convert());
};
return res;
}
public bool BindObject(JsBinding binding)
{
if (Closed)
{
return(false);
}
if (RemoteBrowser == null)
{
return(false);
}
try
{
var jsBinding = binding;
if (JsBindings.ContainsKey(binding.Name))
{
jsBinding = JsBindings[binding.Name];
jsBinding.MigrateFunctions(binding);
}
else
{
JsBindings.Add(binding.Name, binding);
}
var remoteCallContext = RemoteBrowser.CreateRemoteCallContext();
remoteCallContext.Enter();
try
{
V8Handler = new CfrV8Handler();
jsBinding.Bind(this, V8Handler);
var taskrunner = CfrTaskRunner.GetForThread((CfxThreadId)6);
if (taskrunner == null)
{
LogError("Unsuccessful Binding, TaskRunner is null");
remoteCallContext.Exit();
return(false);
}
taskrunner.PostTask(new BindFunctionsTask(RemoteBrowser, jsBinding.Name, jsBinding.Functions.Keys.ToArray(), V8Handler));
remoteCallContext.Exit();
return(true);
}
catch (Exception ex)
{
remoteCallContext.Exit();
LogError(ex.Message);
VvvvLogger?.Log(ex);
return(false);
}
}
catch (Exception ex)
{
LogError(ex.Message);
VvvvLogger?.Log(ex);
return(false);
}
}
internal override CfrV8Value CreateV8Value()
{
v8Handler = new CfrV8Handler();
v8Handler.Execute += new CfrV8HandlerExecuteEventHandler(handler_Execute);
return(CfrV8Value.CreateFunction(Name, v8Handler));
}
internal void SetV8Handler(CfrV8Handler handler)
{
handler.Execute += new CfrV8HandlerExecuteEventHandler(handler_Execute);
}
internal BindFunctionsTask(CfrBrowser remoteBrowser, string objName, string[] funcNames, CfrV8Handler v8Handler)
{
this.Execute += (s, e) =>
{
var context = remoteBrowser.MainFrame.V8Context;
context.Enter();
CfrV8Value obj = null;
if (objName != null && objName != "" && !context.Global.HasValue(objName))
{
obj = CfrV8Value.CreateObject(new CfrV8Accessor());
context.Global.SetValue(objName, obj, CfxV8PropertyAttribute.DontDelete | CfxV8PropertyAttribute.ReadOnly);
//context.Global.DeleteValue(objName);
}
foreach (string name in funcNames)
{
// bind
CfrV8Value func = CfrV8Value.CreateFunction(name, v8Handler);
if (obj != null && !obj.HasValue(name))
{
obj.SetValue(name, func, CfxV8PropertyAttribute.DontDelete | CfxV8PropertyAttribute.ReadOnly);
}
else if (!context.Global.HasValue(name))
{
context.Global.SetValue(name, func, CfxV8PropertyAttribute.DontDelete | CfxV8PropertyAttribute.ReadOnly);
}
}
context.Exit();
};
}
/// <summary>
/// Register a new V8 extension with the specified JavaScript extension code and
/// handler. Functions implemented by the handler are prototyped using the
/// keyword 'native'. The calling of a native function is restricted to the scope
/// in which the prototype of the native function is defined. This function may
/// only be called on the render process main thread.
/// Example JavaScript extension code: <pre>
/// // create the 'example' global object if it doesn't already exist.
/// if (!example)
/// example = {};
/// // create the 'example.test' global object if it doesn't already exist.
/// if (!example.test)
/// example.test = {};
/// (function() {
/// // Define the function 'example.test.myfunction'.
/// example.test.myfunction = function() {
/// // Call CfrV8Handler.Execute() with the function name 'MyFunction'
/// // and no arguments.
/// native function MyFunction();
/// return MyFunction();
/// };
/// // Define the getter function for parameter 'example.test.myparam'.
/// example.test.__defineGetter__('myparam', function() {
/// // Call CfrV8Handler.Execute() with the function name 'GetMyParam'
/// // and no arguments.
/// native function GetMyParam();
/// return GetMyParam();
/// });
/// // Define the setter function for parameter 'example.test.myparam'.
/// example.test.__defineSetter__('myparam', function(b) {
/// // Call CfrV8Handler.Execute() with the function name 'SetMyParam'
/// // and a single argument.
/// native function SetMyParam();
/// if(b) SetMyParam(b);
/// });
/// // Extension definitions can also contain normal JavaScript variables
/// // and functions.
/// var myint = 0;
/// example.test.increment = function() {
/// myint += 1;
/// return myint;
/// };
/// })();
/// </pre> Example usage in the page: <pre>
/// // Call the function.
/// example.test.myfunction();
/// // Set the parameter.
/// example.test.myparam = value;
/// // Get the parameter.
/// value = example.test.myparam;
/// // Call another function.
/// example.test.increment();
/// </pre>
/// </summary>
/// <remarks>
/// See also the original CEF documentation in
/// <see href="https://bitbucket.org/chromiumfx/chromiumfx/src/tip/cef/include/capi/cef_v8_capi.h">cef/include/capi/cef_v8_capi.h</see>.
/// </remarks>
public static bool RegisterExtension(string extensionName, string javascriptCode, CfrV8Handler handler)
{
var call = new CfxRuntimeRegisterExtensionRenderProcessCall();
call.extensionName = extensionName;
call.javascriptCode = javascriptCode;
call.handler = CfrObject.Unwrap(handler);
call.RequestExecution(CfxRemoteCallContext.CurrentContext.connection);
return(call.__retval);
}
/// <summary>
/// Register a new V8 extension with the specified JavaScript extension code and
/// handler. Functions implemented by the handler are prototyped using the
/// keyword 'native'. The calling of a native function is restricted to the scope
/// in which the prototype of the native function is defined. This function may
/// only be called on the render process main thread.
/// Example JavaScript extension code: <pre>
/// // create the 'example' global object if it doesn't already exist.
/// if (!example)
/// example = {};
/// // create the 'example.test' global object if it doesn't already exist.
/// if (!example.test)
/// example.test = {};
/// (function() {
/// // Define the function 'example.test.myfunction'.
/// example.test.myfunction = function() {
/// // Call CfrV8Handler.Execute() with the function name 'MyFunction'
/// // and no arguments.
/// native function MyFunction();
/// return MyFunction();
/// };
/// // Define the getter function for parameter 'example.test.myparam'.
/// example.test.__defineGetter__('myparam', function() {
/// // Call CfrV8Handler.Execute() with the function name 'GetMyParam'
/// // and no arguments.
/// native function GetMyParam();
/// return GetMyParam();
/// });
/// // Define the setter function for parameter 'example.test.myparam'.
/// example.test.__defineSetter__('myparam', function(b) {
/// // Call CfrV8Handler.Execute() with the function name 'SetMyParam'
/// // and a single argument.
/// native function SetMyParam();
/// if(b) SetMyParam(b);
/// });
/// // Extension definitions can also contain normal JavaScript variables
/// // and functions.
/// var myint = 0;
/// example.test.increment = function() {
/// myint += 1;
/// return myint;
/// };
/// })();
/// </pre> Example usage in the page: <pre>
/// // Call the function.
/// example.test.myfunction();
/// // Set the parameter.
/// example.test.myparam = value;
/// // Get the parameter.
/// value = example.test.myparam;
/// // Call another function.
/// example.test.increment();
/// </pre>
/// </summary>
/// <remarks>
/// See also the original CEF documentation in
/// <see href="https://bitbucket.org/chromiumfx/chromiumfx/src/tip/cef/include/capi/cef_v8_capi.h">cef/include/capi/cef_v8_capi.h</see>.
/// </remarks>
public static bool RegisterExtension(string extensionName, string javascriptCode, CfrV8Handler handler)
{
var call = new CfxRuntimeRegisterExtensionRenderProcessCall();
call.extensionName = extensionName;
call.javascriptCode = javascriptCode;
call.handler = CfrObject.Unwrap(handler);
call.RequestExecution(CfxRemoteCallContext.CurrentContext.connection);
return call.__retval;
}
internal BindFunctionsTask(CfrBrowser remoteBrowser, string objName, string[] funcNames, CfrV8Handler v8Handler)
{
Execute += (s, e) =>
{
var v8Context = remoteBrowser.MainFrame.V8Context;
v8Context.Enter();
var cfrV8Value = (CfrV8Value)null;
if (!string.IsNullOrEmpty(objName) && !v8Context.Global.HasValue(objName))
{
cfrV8Value = CfrV8Value.CreateObject(new CfrV8Accessor());
v8Context.Global.SetValue(objName, cfrV8Value,
CfxV8PropertyAttribute.ReadOnly | CfxV8PropertyAttribute.DontDelete);
}
foreach (var funcName in funcNames)
{
var function = CfrV8Value.CreateFunction(funcName, v8Handler);
if (cfrV8Value != null && !cfrV8Value.HasValue(funcName))
{
cfrV8Value.SetValue(funcName, function,
CfxV8PropertyAttribute.ReadOnly | CfxV8PropertyAttribute.DontDelete);
}
else if (!v8Context.Global.HasValue(funcName))
{
v8Context.Global.SetValue(funcName, function,
CfxV8PropertyAttribute.ReadOnly | CfxV8PropertyAttribute.DontDelete);
}
}
v8Context.Exit();
};
}
