Sorry, i thought you meant a C class, not a class used with JSObjects. On Tue, Aug 4, 2009 at 3:42 AM, LG<[email protected]> wrote: > Doesnt this create a class?? > > //create a class with a name > JSStringRef calObjectName = JSStringCreateWithUTF8CString( > "calendar"); > > //create a class definition > JSClassDefinition calObjectDef; > calObjectDef.version = 1; > //calObjectDef.className = calObjectName > > > //create a context > //context = JSGlobalContextCreate(NULL); > //assert(JSValueIsObject(context, globalObject)); > > //create the class > JSClassRef globalObjectClass = JSClassCreate(&calObjectDef); > > > > On Mon, Aug 3, 2009 at 6:16 PM, Jack Wootton <[email protected]> wrote: >> >> You say you'e created a class, but I can't see a class in your code. >> >> On Mon, Aug 3, 2009 at 1:36 PM, LG<[email protected]> wrote: >> > But is the location to place the file and the source code looks fine?? >> > >> > On Mon, Aug 3, 2009 at 6:00 PM, Jack Wootton <[email protected]> >> > wrote: >> >> >> >> I have only modified an old s60 branch of webkit so can't help you on >> >> where to put the files and compile it, since this is done differently >> >> on s60. I'm sure someone who knows more can help with this (I would >> >> be interested too). However in the list of errors you get you don't >> >> have JSObjectCallAsFunction or JSObjectSetProperty. Presumably these >> >> are not undefined references? I had a similar problem on an old S60 >> >> branch, I posted about it on Forum Nokia here >> >> http://discussion.forum.nokia.com/forum/showthread.php?t=172429 but >> >> received no help (but since you're using SquirrelFish I doubt it's the >> >> same issue). >> >> >> >> On Mon, Aug 3, 2009 at 12:56 PM, LG<[email protected]> wrote: >> >> > Hi Jack, >> >> > >> >> > thanks for the info, >> >> > >> >> > the problem here is i tried this and didnot work >> >> > i ll elaborate on what i have tried >> >> > >> >> > 1. i have created a class in JavascriptCore/API >> >> > >> >> > test.cpp >> >> > >> >> > #include "UnusedParam.h" >> >> > #include <JavaScriptCore/JavaScript.h> >> >> > #include <assert.h> >> >> > #include <math.h> >> >> > #include <setjmp.h> >> >> > >> >> > >> >> > static JSGlobalContextRef context = 0; >> >> > JSValueRef v; >> >> > JSValueRef exception; >> >> > JSStringRef functionBody; >> >> > JSObjectRef function; >> >> > >> >> > int main() >> >> > { >> >> > >> >> > //create a class with a name >> >> > JSStringRef calObjectName = >> >> > JSStringCreateWithUTF8CString("calendar"); >> >> > >> >> > //create a class definition >> >> > JSClassDefinition calObjectDef; >> >> > calObjectDef.version = 1; >> >> > //calObjectDef.className = calObjectName >> >> > >> >> > >> >> > //create a context >> >> > //context = JSGlobalContextCreate(NULL); >> >> > //assert(JSValueIsObject(context, globalObject)); >> >> > >> >> > //create the class >> >> > JSClassRef globalObjectClass = JSClassCreate(&calObjectDef); >> >> > >> >> > //create a global context >> >> > JSGlobalContextRef context = >> >> > JSGlobalContextCreate(globalObjectClass); >> >> > JSObjectRef globalObject = JSContextGetGlobalObject(context); >> >> > >> >> > //make the object >> >> > JSObjectRef calObject = JSObjectMake(context, globalObjectClass, >> >> > NULL); >> >> > >> >> > >> >> > //set properties >> >> > JSObjectSetProperty(context, globalObject, calObjectName, >> >> > calObject, >> >> > kJSPropertyAttributeNone, NULL); >> >> > >> >> > >> >> > exception = NULL; >> >> > v = NULL; >> >> > >> >> > JSStringRef getCal = >> >> > JSStringCreateWithUTF8CString("getCalendars"); >> >> > functionBody = JSStringCreateWithUTF8CString("return NULL;"); >> >> > function = JSObjectMakeFunction(context, getCal,0, NULL, >> >> > functionBody, >> >> > NULL, 1, &exception); >> >> > assert(function && !exception); >> >> > JSValueRef arguments[] = { JSValueMakeNumber(context, 2) }; >> >> > v = JSObjectCallAsFunction(context, function, NULL, 1, arguments, >> >> > &exception); >> >> > JSStringRelease(getCal); >> >> > JSStringRelease(functionBody); >> >> > >> >> > return 1; >> >> > } >> >> > >> >> > >> >> > 2. i added this to the make file and i get the following errors >> >> > >> >> > undefined reference to `JSStringCreateWithUTF8CString` >> >> > undefined reference to `JSClassCreate` >> >> > undefined reference to `JSGlobalContextCreate` >> >> > >> >> > etc >> >> > >> >> > i am not sure where to put the file and compile >> >> > please guide me through the approach >> >> > >> >> > >> >> > >> >> > >> >> > On Mon, Aug 3, 2009 at 2:29 PM, Jack Wootton <[email protected]> >> >> > wrote: >> >> >> >> >> >> Hello, >> >> >> >> >> >> If you mean add a new JavaScript object, then here is a reply I >> >> >> wrote >> >> >> some time ago (copied and pasted). >> >> >> >> >> >> Here is the API: >> >> >> >> >> >> >> >> >> >> >> >> >> >> >> http://gemma.apple.com/documentation/Carbon/Reference/WebKit_JavaScriptCore_Ref/index.html#//apple_ref/doc/framework/javascriptcore_fw >> >> >> >> >> >> If this is what you wish to do, then the following is a rough guide >> >> >> of >> >> >> what you need to do: >> >> >> >> >> >> 1. Create an empty class definition, you can create an empty class >> >> >> definition using kJSClassDefinitionEmpty. >> >> >> 2. Use the class definition with the JSCoreAPI method >> >> >> "JSClassCreate" >> >> >> to create your class. >> >> >> 3. Use your new class with JSObjectMake to create your new JSObject >> >> >> (this will be your widget object). >> >> >> 4 Use JSObjectSetProperty to add your new JSObject as a property of >> >> >> the Window object. >> >> >> >> >> >> It maybe useful to look at the following files in the >> >> >> JavaScriptCore (Although, personally I didn't find them particularly >> >> >> easy to understand.) >> >> >> >> >> >> JavaScriptCore\API\testapi.c >> >> >> testapi.js >> >> >> >> >> >> >> >> >> There are also some example programs that do what you want to do, >> >> >> only >> >> >> with different objects. >> >> >> >> >> >> JSPong: http://developer.apple.com/SampleCode/JSPong/index.html >> >> >> >> >> >> JSInterpreter: >> >> >> http://developer.apple.com/samplecode/JSInterpreter/index.html >> >> >> >> >> >> More programs can be found here: >> >> >> >> >> >> http://developer.apple.com/SampleCode/Cocoa/idxInternetWeb-date.html >> >> >> >> >> >> On Mon, Aug 3, 2009 at 5:34 AM, LG<[email protected]> wrote: >> >> >> > Hi all, >> >> >> > >> >> >> > i am new to webkit and i need to add an new object/api to >> >> >> > javascript >> >> >> > core >> >> >> > can someone share and example and tell me how to compile it in >> >> >> > webkit >> >> >> > >> >> >> > anyhelp would be useful >> >> >> > thanks a lot >> >> >> > >> >> >> > >> >> >> > -- >> >> >> > Ganesh >> >> >> > >> >> >> > _______________________________________________ >> >> >> > webkit-help mailing list >> >> >> > [email protected] >> >> >> > http://lists.webkit.org/mailman/listinfo.cgi/webkit-help >> >> >> > >> >> >> > >> >> >> >> >> >> >> >> >> >> >> >> -- >> >> >> Regards >> >> >> Jack >> >> > >> >> > >> >> > >> >> > -- >> >> > LG >> >> > >> >> >> >> >> >> >> >> -- >> >> Regards >> >> Jack >> > >> > >> > >> > -- >> > LG >> > >> >> >> >> -- >> Regards >> Jack > > > > -- > LG >
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