/// <summary>
/// Returns the function handler or NULL if not a CEF-created function.
/// </summary>
public CefV8Handler GetFunctionHandler()
{
ThrowIfObjectIsInvalid();
return(CefV8Handler.FromOrDefault(
cef_v8value_t.invoke_get_function_handler(this.ptr)
));
}
/// <summary>
/// Create a new CefV8Value object of type function.
/// </summary>
public static CefV8Value CreateFunction(string name, CefV8Handler handler)
{
fixed(char *name_str = name)
{
var n_name = new cef_string_t(name_str, name != null ? name.Length : 0);
return(CefV8Value.From(
NativeMethods.cef_v8value_create_function(&n_name, handler.GetNativePointerAndAddRef())
));
}
}
/// <summary>
/// Create a new CefV8Value object of type function.
/// </summary>
public static CefV8Value CreateFunction(string name, CefV8Handler handler)
{
fixed (char* name_str = name)
{
var n_name = new cef_string_t(name_str, name != null ? name.Length : 0);
return CefV8Value.From(
NativeMethods.cef_v8value_create_function(&n_name, handler.GetNativePointerAndAddRef())
);
}
}
/// <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 be called on any 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 CefV8Handler::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 CefV8Handler::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 CefV8Handler::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>
public static bool RegisterExtension(string extensionName, string javascriptCode, CefV8Handler handler)
{
fixed (char* extensionName_str = extensionName)
fixed (char* javasriptCode_str = javascriptCode)
{
var n_extensionName = new cef_string_t(extensionName_str, extensionName.Length);
var n_javascriptCode = new cef_string_t(javasriptCode_str, javascriptCode.Length);
return NativeMethods.cef_register_extension(
&n_extensionName,
&n_javascriptCode,
handler.GetNativePointerAndAddRef()
) != 0;
}
}
/// <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 be called on any 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 CefV8Handler::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 CefV8Handler::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 CefV8Handler::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>
public static bool RegisterExtension(string extensionName, string javascriptCode, CefV8Handler handler)
{
fixed(char *extensionName_str = extensionName)
fixed(char *javasriptCode_str = javascriptCode)
{
var n_extensionName = new cef_string_t(extensionName_str, extensionName.Length);
var n_javascriptCode = new cef_string_t(javasriptCode_str, javascriptCode.Length);
return(NativeMethods.cef_register_extension(
&n_extensionName,
&n_javascriptCode,
handler.GetNativePointerAndAddRef()
) != 0);
}
}