示例#1
0
void MessageHandler::handleMoSyncMessage(
	Wormhole::MessageStream& message,
	MAWidgetHandle webViewHandle,
	Wormhole::HybridMoblet* moblet)
{
	const char* p = message.getNext();
	const char* logMessage;

	if (0 == strcmp(p, "ExitApplication"))
	{
		// Exit the application.
		moblet->exit();
	}
	else if (0 == strcmp(p, "SendToBackground"))
	{
		maSendToBackground();
	}
	else if (0 == strcmp(p, "SysLog"))
	{
		logMessage = message.getNext();
		maWriteLog(logMessage, strlen(logMessage));
	}
	else if (0 == strcmp(p, "OpenExternalURL"))
	{
		maPlatformRequest(message.getNext());
	}
	else if (0 == strcmp(p, "OpenWormhole"))
	{
		moblet->openWormhole(webViewHandle);
	}
}
	/**
	 * Implementation of standard API exposed to JavaScript
	 * This function is used to detect different messages from JavaScript
	 * and call the respective function in MoSync.
	 *
	 * @return true if stream was handled, false if not.
	 */
	bool ResourceMessageHandler::handleMessage(Wormhole::MessageStream& stream)
	{
		char buffer[512];

		const char * action = stream.getNext();

		if (0 == strcmp("loadImage", action))
		{
			const char* imagePath = stream.getNext();
			const char* imageID = stream.getNext();

			// Load the Image resource.
			MAHandle imageHandle = loadImageResource(imagePath);
			if (imageHandle > 0)
			{
				sprintf(buffer,
						"mosync.resource.imageLoaded(\"%s\", %d)",
						imageID,
						imageHandle);
				mWebView->callJS(buffer);
			}
			else
			{
				// TODO: Better way to inform about the error?
				// Call JS function with error code?
				// mosync.resource.imageLoaded(<imageID>, -1) ??
				char errorMessage[1024];
				sprintf(errorMessage,
					"@@@ MoSync: ResourceMessageHandler could not load image: %s",
					imagePath);
				maWriteLog(errorMessage, strlen(errorMessage));
			}
		}
		else if (0 == strcmp("loadRemoteImage", action))
		{
			const char* imageURL = stream.getNext();
			const char* imageID = stream.getNext();
			MAHandle imageHandle = maCreatePlaceholder();
			mImageDownloader->beginDownloading(imageURL,imageHandle);
			sprintf(buffer,
					"mosync.resource.imageDownloadStarted(\"%s\", %d)",
					imageID,
					imageHandle);
			mWebView->callJS(buffer);
		}
		else if (0 == strcmp("DestroyPlaceholder", action))
		{
			MAHandle handle =  stringToInteger(stream.getNext());
			maDestroyPlaceholder(handle);
		}
		else if (0 == strcmp("sendRemoteLogMessage", action))
		{
			const char* url = stream.getNext();
			const char* message = stream.getNext();
			sendRemoteLogMessage(message, url);
		}

		return true;
	}
示例#3
0
	/**
	 * Function that opens the requested URL.
	 */
	void handlePlatformRequest(Wormhole::MessageStream& message)
	{
		// Obtain URL parameter sent from JavaScript.
		const char* url = message.getNext();

		// Make the request to open the URL.
		maPlatformRequest(url);
	}
示例#4
0
/**
 * Invoked from JavaScript to evaluate a JS script in a WebView.
 */
void MessageHandler::handleCallJSMessage(
	Wormhole::MessageStream& message,
	Wormhole::HybridMoblet* moblet)
{
	// TODO: Add error handling for missing parameters.

	// Get the native MoSync widget handle for the WebView
	// this call should be forwarded to.
	int webViewHandle = MAUtil::stringToInteger(message.getNext());

	// When the handle is zero, we use the main WebView
	// (which is usually hidden in a NativeUI app).
	if (0 == webViewHandle)
	{
		webViewHandle = moblet->getWebView()->getWidgetHandle();
	}

	// Evaluate the JavaScript code in the target WebView.
	const char* script = message.getNext();
	moblet->callJS(webViewHandle, script);
}
示例#5
0
	/**
	 * Set get the score of a named player.
	 * @param message
	 */
	void serviceSetScore(Wormhole::MessageStream& message)
	{
		lprintfln("@@@ serviceSetScore");

		// Get the name of the player.
		const char* name = message.getNext();

		// Get the new score value.
		const char* score = message.getNext();

		// Update the score for the given name.
		char query[128];
		sprintf(query, "UPDATE player SET score=%s WHERE name='%s'", score, name);
		MAHandle result = maDBExecSQL(mDB, query);
		if (MA_DB_OK == result)
		{
			callCallbackWithResult(message, "Updated score", true);
		}
		else
		{
			callCallbackWithResult(message, "Failed to update score", false);
		}
	}
示例#6
0
	/**
	 * Calls a JavaScript callback function using the "callbackId"
	 * parameter. The callbackId is supplied automatically when
	 * calling mosync.bridge.send wuth a callback function.
	 * @param message The message stream from which to get the
	 * callback id.
	 * @param result A string that contains the data to be returned
	 * to the JavaScript callback function.
	 * @param success Success value passed back to JavaScript, used
	 * to indicate success or error of a call.
	 */
	void callCallbackWithResult(
		Wormhole::MessageStream& message,
		const String& result,
		bool success)
	{
		// Get the callbackID parameter.
		const char* callbackId = message.getNext();

		// Call JavaScript reply handler.
		String successValue = success ? "true" : "false";
		String script = "mosync.bridge.reply(";
		script += callbackId;
		script += ",'" + result + "'";
		script += "," + successValue + ")";

		lprintfln("@@@ JS: %s", script.c_str());

		message.getWebView()->callJS(script);
	}
示例#7
0
	/**
	 * Get get the score of a named player and return the result
	 * to a JavaScript callback function.
	 * @param message
	 */
	void serviceGetScore(Wormhole::MessageStream& message)
	{
		lprintfln("@@@ serviceGetScore");

		// Get the name of the player.
		const char* name = message.getNext();

		// Query the score for the given name.
		char query[128];
		sprintf(query, "SELECT score FROM player WHERE name='%s'", name);
		MAHandle cursor = maDBExecSQL(mDB, query);
		if ((cursor > 0) && (MA_DB_OK == maDBCursorNext(cursor)))
		{
			// Read the score into a String object.
			String score;
			int result = DBUtil::getColumnString(
				cursor, // Cursor handle.
				0,      // Index of column (we have only one column in the
				        // result, zero is the index of the first column).
				score   // String set to the score value.
				);
			if (MA_DB_OK == result)
			{
				lprintfln("@@@ serviceGetScore result: %s", score.c_str());

				// Return result to JavaScript and exit this function.
				callCallbackWithResult(message, score.c_str(), true);
				maDBCursorDestroy(cursor);
				return;
			}
			maDBCursorDestroy(cursor);
		}

		// Return error to JavaScript.
		callCallbackWithResult(message, "Could not read score", false);
	}
示例#8
0
	void vibrate(Wormhole::MessageStream& message) {
		int duration = MAUtil::stringToInteger(message.getNext());
		maVibrate(duration);
	}
示例#9
0
	void orent(Wormhole::MessageStream& message) {
		MAUtil::String (url) = MAUtil::String(message.getNext());
		showPage(url);
	}
示例#10
0
	/**
	 * Implementation of standard API exposed to JavaScript
	 * This function is used to detect different messages from JavaScript
	 * and call the respective function in MoSync.
	 *
	 * @return true if stream was handled, false if not.
	 */
	bool NativeUIMessageHandler::handleMessage(Wormhole::MessageStream& stream)
	{
		char buffer[1024];
		printf("Getting the next action \n");
		char * action = (char*)stream.getNext();
		printf("action: %s\n", action);
		// Widget Handling Calls
		if(0 == strcmp("maWidgetCreate", action))
		{
			char* widgetType = (char*)stream.getNext();
			char* widgetID = (char*)stream.getNext();
			char* callbackID = (char*)stream.getNext();
			printf("maWidgetCreate: %s, %s, %s\n", widgetType, widgetID, callbackID);
			int numParams = stringToInteger(stream.getNext());

			MAWidgetHandle widget = maWidgetCreate(widgetType);
			if(widget <= 0)
			{
				sprintf(buffer,"'%s', %d", callbackID, widget);
				sendNativeUIError(buffer);
			}
			else
			{
				if(numParams > 0)
				{
					for(int i = 0; i < numParams/2; i++)
					{
						char* property = (char*)stream.getNext();
						char* value = (char*)stream.getNext();
						printf("maWidgetSetProperty %s, %s\n", property, value);
						int res = maWidgetSetProperty(widget, property, value);
						if(res < 0)
						{
							printf("could not set property\n");
						}
						else
						{
							printf("set property done\n");
						}
					}
				}
				//We use a special callback for widget creation
				printf("calling CallBack \n");
				sprintf(
					buffer,
					"mosync.nativeui.createCallback('%s', '%s', %d)",
					callbackID,
					widgetID,
					widget);
				printf("Done creatign the script %s\n", buffer);
				mWebView->callJS(buffer);
				printf("done Calling Callback");
			}

		}
		else if(0 == strcmp("maWidgetDestroy", action))
		{
			MAWidgetHandle widget = stringToInteger(stream.getNext());
			char* callbackID = (char*)stream.getNext();

			int res = maWidgetDestroy(widget);
			if(res < 0)
			{
				sprintf(buffer,"'%s', %d", callbackID, res);
				sendNativeUIError(buffer);
			}
			else
			{
				sprintf(buffer,"'%s', %d", callbackID, res);
				sendNativeUISuccess(buffer);
			}
		}
		else if(0 == strcmp("maWidgetAddChild", action) )
		{
			MAWidgetHandle parent = stringToInteger(stream.getNext());
			MAWidgetHandle child = stringToInteger(stream.getNext());
			char* callbackID = (char*)stream.getNext();
			int res = maWidgetAddChild(parent, child);
			if(res < 0)
			{
				sprintf(buffer,"'%s', %d", callbackID, res);
				sendNativeUIError(buffer);
			}
			else
			{
				sprintf(buffer,"'%s', %d", callbackID, res);
				sendNativeUISuccess(buffer);
			}
		}
		else if(0 == strcmp("maWidgetInsertChild", action))
		{
			MAWidgetHandle parent = stringToInteger((char*)stream.getNext());
			MAWidgetHandle child = stringToInteger((char*)stream.getNext());
			int index = stringToInteger((char*)stream.getNext());
			char* callbackID = (char*)stream.getNext();
			int res = maWidgetInsertChild(parent, child, index);
			if(res < 0)
			{
				sprintf(buffer,"'%s', %d", callbackID, res);
				sendNativeUIError(buffer);
			}
			else
			{
				sprintf(buffer,"'%s', %d", callbackID, res);
				sendNativeUISuccess(buffer);
			}
		}
		else if(0 == strcmp("maWidgetRemoveChild", action))
		{
			MAWidgetHandle child = stringToInteger(stream.getNext());
			char* callbackID = (char*)stream.getNext();

			int res = maWidgetRemoveChild(child);
			if(res < 0)
			{
				sprintf(buffer,"'%s', %d", callbackID, res);
				sendNativeUIError(buffer);
			}
			else
			{
				sprintf(buffer,"'%s', %d", callbackID, res);
				sendNativeUISuccess(buffer);
			}
		}
		else if(0 == strcmp("maWidgetModalDialogShow", action))
		{
			MAWidgetHandle dialogHandle =
				stringToInteger(stream.getNext());
			char* callbackID = (char*)stream.getNext();
			int res = maWidgetModalDialogShow(dialogHandle);
			if(res < 0)
			{
				sprintf(buffer,"'%s', %d", callbackID, res);
				sendNativeUIError(buffer);
			}
			else
			{
				sprintf(buffer,"'%s', %d", callbackID, res);
				sendNativeUISuccess(buffer);
			}
		}
		else if(0 == strcmp("maWidgetModalDialogHide", action))
		{
			MAWidgetHandle dialogHandle =
					stringToInteger(stream.getNext());
			char* callbackID = (char*)stream.getNext();
			int res = maWidgetModalDialogHide(dialogHandle);
			if(res < 0)
			{
				sprintf(buffer,"'%s', %d", callbackID, res);
				sendNativeUIError(buffer);
			}
			else
			{
				sprintf(buffer,"'%s', %d", callbackID, res);
				sendNativeUISuccess(buffer);
			}
		}
		else if(0 == strcmp("maWidgetScreenShow", action))
		{
			MAWidgetHandle screenHandle =
					stringToInteger(stream.getNext());
			char* callbackID = (char*)stream.getNext();
			int res = maWidgetScreenShow(screenHandle);
			if(res < 0)
			{
				sprintf(buffer,"'%s', %d", callbackID, res);
				sendNativeUIError(buffer);
			}
			else
			{
				sprintf(buffer,"'%s', %d", callbackID, res);
				sendNativeUISuccess(buffer);
			}
		}
		else if(0 == strcmp("maWidgetStackScreenPush", action))
		{
			MAWidgetHandle stackScreen =
					stringToInteger(stream.getNext());
			MAWidgetHandle newScreen =
					stringToInteger(stream.getNext());
			char* callbackID = (char*)stream.getNext();
			int res = maWidgetStackScreenPush(stackScreen, newScreen);
			if(res < 0)
			{
				sprintf(buffer,"'%s', %d", callbackID, res);
				sendNativeUIError(buffer);
			}
			else
			{
				sprintf(buffer,"'%s', %d", callbackID, res);
				sendNativeUISuccess(buffer);
			}
		}
		else if(0 == strcmp("maWidgetStackScreenPop", action))
		{
			MAWidgetHandle stackScreen =
					stringToInteger(stream.getNext());
			char* callbackID = (char*)stream.getNext();
			int res = maWidgetStackScreenPop(stackScreen);
			if(res < 0)
			{
				sprintf(buffer,"'%s', %d", callbackID, res);
				sendNativeUIError(buffer);
			}
			else
			{
				sprintf(buffer,"'%s', %d", callbackID, res);
				sendNativeUISuccess(buffer);
			}
		}
		else if(0 == strcmp("maWidgetSetProperty", action))
		{
			MAWidgetHandle widget =
					stringToInteger(stream.getNext());
			char *property = (char*)stream.getNext();
			char *value = (char*)stream.getNext();
			char* callbackID = (char*)stream.getNext();
			int res = maWidgetSetProperty(widget, property, value);
			if(res < 0)
			{
				sprintf(buffer,"'%s', %d", callbackID, res);
				sendNativeUIError(buffer);
			}
			else
			{
				sprintf(buffer,"'%s', %d", callbackID, res);
				sendNativeUISuccess(buffer);
			}
		}
		else if(0 == strcmp("maWidgetGetProperty", action))
		{
			char value[1024];
			MAWidgetHandle widget =
					stringToInteger(stream.getNext());
			char* property = (char*)stream.getNext();
			char* callbackID = (char*)stream.getNext();

			int res = maWidgetGetProperty(widget, property, value, 1024);
			if(res < 0)
			{
				sprintf(buffer,"'%s', %d", callbackID, res);
				sendNativeUIError(buffer);
			}
			else
			{
				sprintf(buffer,"'%s', '%s', '%s'", callbackID, property, value);
				sendNativeUISuccess(buffer);
			}
		}

		// Tell the WebView that we have processed the stream, so that
		// it can send the next one.

		char replyScript[1024];
		char * mosyncCallBackId = (char*)stream.getNext();
		if(mosyncCallBackId != NULL)
		{
			sprintf(
					replyScript,
					"mosync.bridge.reply(%s)",
					mosyncCallBackId);
			printf("calling general callback %s\n", replyScript);
			mWebView->callJS(replyScript);
		}

		return true;
	}