mgjs_main.cpp

monqueror一个很具有参考价值的源玛

			eventType = mgjsDOMEvent::MOUSEOVER;
			break;
		case WINDOWEVENTOWNER_ONMOUSEOUT:
			eventType = mgjsDOMEvent::MOUSEOUT;
			break;
		case WINDOWEVENTOWNER_ONKEYDOWN:
			eventType = mgjsDOMEvent::KEYDOWN;
			break;
		case WINDOWEVENTOWNER_ONKEYUP:
			eventType = mgjsDOMEvent::KEYUP;
			break;
		case WINDOWEVENTOWNER_ONKEYPRESS:
			eventType = mgjsDOMEvent::KEYPRESS;
			break;
		case WINDOWEVENTOWNER_ONMOUSEMOVE:
			eventType = mgjsDOMEvent::MOUSEMOVE;
			break;
		case WINDOWEVENTOWNER_ONFOCUS:
			eventType = mgjsDOMEvent::FOCUS;
			break;
		case WINDOWEVENTOWNER_ONBLUR:
			eventType = mgjsDOMEvent::BLUR;
			break;
		case WINDOWEVENTOWNER_ONSUBMIT:
			eventType = mgjsDOMEvent::SUBMIT;
			break;
		case WINDOWEVENTOWNER_ONRESET:
			eventType = mgjsDOMEvent::RESET;
			break;
		case WINDOWEVENTOWNER_ONCHANGE:
			eventType = mgjsDOMEvent::CHANGE;
			break;
		case WINDOWEVENTOWNER_ONSELECT:
			eventType = mgjsDOMEvent::SELECT;
			break;
		case WINDOWEVENTOWNER_ONUNLOAD:
			eventType = mgjsDOMEvent::UNLOAD;
			break;
		case WINDOWEVENTOWNER_ONCLOSE:
//			eventType = mgjsDOMEvent::CLOSE;
			break;
		case WINDOWEVENTOWNER_ONABORT:
			eventType = mgjsDOMEvent::ABORT;
			break;
		case WINDOWEVENTOWNER_ONERROR:
			eventType = mgjsDOMEvent::ERROR;
			break;
		case WINDOWEVENTOWNER_ONPAINT:
//			eventType = mgjsDOMEvent::PAINT;
			break;
		case WINDOWEVENTOWNER_ONDRAGDROP:
			eventType = mgjsDOMEvent::DRAGDROP;
			break;
		case WINDOWEVENTOWNER_ONRESIZE:
			eventType = mgjsDOMEvent::RESIZE;
			break;
		case WINDOWEVENTOWNER_ONSCROLL:
			eventType = mgjsDOMEvent::SCROLL;
			break;
			}
		if(eventType)return mgJsSetEvent(cx,obj,vp,eventType);
		}
		}//endof:switch
	}//endof:if
    return JS_TRUE;
}

static JSBool WindowScrollTo (JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
	HWND hWnd=mgJSGethWnd(cx);
	int x, y,w,h;
	RECT rc;
	x = JSVAL_TO_INT(argv[0]);
	y = JSVAL_TO_INT(argv[1]);
	GetWindowRect (hWnd,&rc);
	w=rc.right-rc.left;
	h=rc.bottom-rc.top;
	MoveWindow (hWnd,x,y,w,h,true);
	return JS_TRUE;
}
static JSBool WindowScrollBy (JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
	HWND hWnd=mgJSGethWnd(cx);

	int iOffx, iOffy;RECT rc1, rc2;
	GetWindowRect (hWnd,&rc1);
	rc2=rc1;
	iOffx = JSVAL_TO_INT(argv[0]);
	iOffy = JSVAL_TO_INT(argv[1]);
	ScrollWindow (hWnd, iOffx,  iOffy, &rc1,NULL);
	return JS_TRUE;
}
	
static JSBool WindowGetSelection(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
	//TODO:
	return JS_TRUE;
}
static JSBool WindowScrollByLines(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
	return JS_TRUE;
}
static JSBool WindowInternalDump(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
	//TODO:
	return JS_TRUE;
}
static JSBool WindowScrollByPages(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
	return JS_TRUE;
}

static JSBool WindowInternalAlert (JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
    JSString* text;
	HWND hWnd=mgJSGethWnd(cx);

	if(argc<1)return JS_FALSE;
	if (!(text = JS_ValueToString (cx, argv[0])))
        return JS_FALSE;
    MessageBox (hWnd, JS_GetStringBytes (text), MGJS_TEXT_BROWSER, MB_OK | MB_ICONEXCLAMATION);
	
    return JS_TRUE;
}
	
static JSBool WindowInternalConfirm (JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
    JSString* text;
	HWND hWnd=mgJSGethWnd(cx);

	if(argc<1)return JS_FALSE;
    if (!(text = JS_ValueToString (cx, argv[0])))
        return JS_FALSE;

    if (MessageBox (hWnd, JS_GetStringBytes (text),MGJS_TEXT_BROWSER, 
                MB_YESNO | MB_ICONQUESTION) == IDYES) {
        *rval = BOOLEAN_TO_JSVAL (TRUE);
    }
    else
        *rval = BOOLEAN_TO_JSVAL (FALSE);

    return JS_TRUE;
}

static JSBool WindowInternalPrompt(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
    char* entry;
    JSString* prompt;
    JSString* text;
    int ret;
	HWND hWnd=mgJSGethWnd(cx);

    myWINENTRY entries [] = {
        { " ", &entry, 0, 0 },
        { NULL, NULL, 0, 0 } };
    myWINBUTTON buttons[] = {
        { "OK", IDOK, BS_DEFPUSHBUTTON },
        { "Cancel", IDCANCEL, BS_PUSHBUTTON },
        { NULL, 0, 0}
    };

	if(argc<2)return JS_FALSE;
	if (!(prompt = JS_ValueToString (cx, argv[0])))
        return JS_FALSE;
    if (!(text = JS_ValueToString (cx, argv[1])))
        return JS_FALSE;

    entry = JS_GetStringBytes (text);

    ret = myWinEntries(hWnd,
		MGJS_TEXT_BROWSER, JS_GetStringBytes (prompt),
		10, 10, FALSE, entries, buttons);

    if (ret == IDOK && entry)
        *rval = STRING_TO_JSVAL (JS_NewStringCopyZ (cx, entry));
    else
        *rval = STRING_TO_JSVAL (JS_NewStringCopyZ (cx, ""));

    free (entry);
    return JS_TRUE;
}
static JSBool WindowInternalOpen(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
	MGHTMLView *view = mgJSGetView(cx);
	char url[TEMPSTRINGMAX+1],strWndName[TEMPSTRINGMAX+1],strFeatureList[TEMPSTRINGMAX+1];
    JSString* jss;
	
	url[0] = 0;
	strWndName[0] = 0;
	strFeatureList[0] = 0;
	if(argc<1)goto fail;
	if ((jss = JS_ValueToString (cx, argv[0])))
		strncpy(url,JS_GetStringBytes (jss),TEMPSTRINGMAX);
	else
		goto fail;
	if(argc>=2){
		if ((jss = JS_ValueToString (cx, argv[1])))
			strncpy(strWndName,JS_GetStringBytes (jss),TEMPSTRINGMAX);
	}
	if(argc>=3){
		if ((jss = JS_ValueToString (cx, argv[2])))
			strncpy(strFeatureList,JS_GetStringBytes (jss),TEMPSTRINGMAX);
	}
	view->setURL( url );
//	SendNotifyMessage(view->getHwnd(), MSG_OPENURL, 0 ,0);

	return JS_TRUE;
fail:
	return JS_FALSE;	
}
static JSBool WindowInternalClose(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
	//TODO: it seems nothing to do.
	return JS_TRUE;
}

static JSBool WindowInternalSetTimeout(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
	MGHTMLView *view = mgJSGetView(cx);
	// HWND hWnd=mgJSGethWnd(cx);
	int speed,expLength;
	char expression[TEMPSTRINGMAX+1];
	JSString *jss;
    // jsval jval;
	expression[0]=0;
	if(argc<2)return JS_FALSE;
	
	//TODO: arg[2]..arg[n] are expression's arguments.
	
	
	if ((jss = JS_ValueToString (cx, argv[0])))
		strncpy(expression,JS_GetStringBytes (jss),TEMPSTRINGMAX);
	expLength=strlen(expression);
	speed = JSVAL_TO_INT(argv[1]);
	if(!(SetTimer(view->getParent(),view->m_JsTimerId,speed)))
	{
		return JS_FALSE;
	}
	JsTimerStruct *aJsTimer=new JsTimerStruct;
	if(!aJsTimer)
		return JS_FALSE;
	*rval=INT_TO_JSVAL(view->m_JsTimerId);
	aJsTimer->id = view->m_JsTimerId++;
	aJsTimer->exp =(char*) malloc( sizeof(char) * (expLength+1) );
	if(aJsTimer->exp == NULL)
		return JS_FALSE;
	aJsTimer->exp[expLength] = 0;
	aJsTimer->expLength = expLength;
	strncpy(aJsTimer->exp,expression,expLength);
	view->m_JsTimer.append(aJsTimer);
	
	return JS_TRUE;
}
static JSBool WindowInternalClearTimeout(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
	MGHTMLView *view = mgJSGetView(cx);
	JsTimerStruct *aJsTimer;
	char *exp;
	int id;
	if(argc<1)return JS_FALSE;
	id = JSVAL_TO_INT(argv[0]);
	if(mgJsLocateTimer(view,id))
	{
		aJsTimer = view->m_JsTimer.current();
		KillTimer(view->getParent(),id);
		view->m_JsTimer.remove();
		exp = aJsTimer->exp;
		free(aJsTimer);
		free(exp);
	}
	return JS_TRUE;
}
bool mgJsLocateTimer(MGHTMLView* view,int id)
{
	bool bFind=0;
	JsTimerStruct *aJsTimer;
	if(!view)return 0;
	for(aJsTimer=view->m_JsTimer.first();aJsTimer!=0;aJsTimer=view->m_JsTimer.next())
		if(aJsTimer->id==id)
		{
			bFind=1;break;
		}
	return bFind;
}
bool mgJsFreeAllTimer(MGHTMLView* view)
{
	JsTimerStruct *aJsTimer;
	char *exp;
	if(!view)return 0;
	for(aJsTimer=view->m_JsTimer.first();aJsTimer!=0;aJsTimer=view->m_JsTimer.next())
	{
		KillTimer(view->getParent(),aJsTimer->id);
		exp = aJsTimer->exp;
		free(aJsTimer);
		free(exp);
	}
	view->m_JsTimer.setAutoDelete(0);
	view->m_JsTimer.clear();
	return TRUE;
}
bool TimerEvaluateJavaScript(JSContext** jsc,JSObject** jso,MGHTMLView* view,int id)
{
	char exp[TEMPSTRINGMAX+1];
	QString qs;
	JsTimerStruct *aJsTimer;
	if(!mgJsLocateTimer(view,id))
		return FALSE;
	aJsTimer = view->m_JsTimer.current();
	strncpy(exp,aJsTimer->exp,TEMPSTRINGMAX);
	exp[TEMPSTRINGMAX] = 0;
	qs = (const char * ) exp;
	return EvaluateJavaScript(qs,jsc,jso,0);
}

JSBool mgJsSetEvent(JSContext *cx, JSObject *obj, jsval *vp, int EventType)
{
	MGHTMLView *view = mgJSGetView(cx);
	JsEventStruct *aJsEvent;

	if( mgJsLocateEvent(view,EventType) )
		mgJsFreeCurrentEvent(view);
	aJsEvent=new JsEventStruct;
	if( !aJsEvent )
		return JS_FALSE;
	aJsEvent->type=EventType;
	aJsEvent->value=*vp;
	view->m_JsEvent.append(aJsEvent);

	return JS_TRUE;
}
bool mgJsLocateEvent(MGHTMLView* view,int type)
{
	bool bFind=0;
	JsEventStruct *aJsEvent;
	if(!view)return 0;
	for(aJsEvent=view->m_JsEvent.first();aJsEvent!=0;aJsEvent=view->m_JsEvent.next())
		if(aJsEvent->type==type)
		{
			bFind=1;break;
		}
	return bFind;
}
bool mgJsFreeCurrentEvent(MGHTMLView* view)
{
	JsEventStruct *aJsEvent;
	if(!view)return FALSE;
	aJsEvent=view->m_JsEvent.current();
	if(!aJsEvent)return FALSE;
	view->m_JsEvent.remove();
	free(aJsEvent);
	return TRUE;
}
bool mgJsFreeAllEvent(MGHTMLView* view)
{
	JsEventStruct *aJsEvent;
	if(!view)return 0;
	for(aJsEvent=view->m_JsEvent.first();aJsEvent!=0;aJsEvent=view->m_JsEvent.next())
	{
		free(aJsEvent);
	}
	view->m_JsEvent.setAutoDelete(0);
	view->m_JsEvent.clear();
	return TRUE;
}

bool EventEvaluateJavaScript(JSContext** jsc,JSObject** jso,MGHTMLView* view)
{
	JsEventStruct *aJsEvent;
	uintN argc; 
	jsval argv; 
	jsval rval;
	JSBool jsb;
	JSFunction *jsf;
	
	if(!view->m_JsEventType)
		return TRUE;
	
	if(!mgJsLocateEvent(view,view->m_JsEventType))
		return FALSE;
	aJsEvent = view->m_JsEvent.current();
   	jsf=JS_ValueToFunction(*jsc,aJsEvent->value);
	if(jsf==NULL)
		return FALSE;
	argc=1;
	argv=OBJECT_TO_JSVAL(mgJSGetEventObj(*jsc));
	
	jsb=JS_CallFunction(*jsc,*jso,jsf,argc,&argv,&rval);
	view->m_JsEventType = 0;
	
	return (jsb==JS_TRUE);
}


static JSBool WindowInternalBlur(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
	return JS_TRUE;
}
static JSBool WindowInternalFocus(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{