Access Javascript properties from Objective-C…
NSString *href = [[webView windowScriptObject] evaluateWebScript:@"location.href"];
… and forwarding it to Quartz Composer:
[quarrzComposerView setValue:href forInputKey:@"location"];
HTML
<html>
<head>
<script language="JavaScript1.2">
document.captureEvents(Event.MOUSEMOVE);
document.onmousemove = getMouseXY;
var tempX = 0;
var tempY = 0;
function getMouseXY(e) {
tempX = e.pageX;
tempY = e.pageY;
if (tempX < 0) tempX = 0;
if (tempY < 0) tempY = 0;
document.Show.MouseX.value = tempX;
document.Show.MouseY.value = tempY;
console.log();
return true;
}
function getKey() {
document.Show.keyOutput.value = document.Show.keyInput.value;
keyconsole.key();
return true;
}
</script>
<style>
#d {
//display: none;
//background: #f00;
}
</style>
</head>
<body>
<form name="Show" id="d">
X <input type="text" name="MouseX" value="0" size="4"><br>
Y <input type="text" name="MouseY" value="0" size="4"><br>
KeyInput <input type="text" name="keyInput" size="4" onChange="getKey()" ><br>
KeyOutput<input type="text" name="keyOutput" size="4"><br>
</form>
</body>
</html>
Obj-C
- (void)webView:(WebView *)sender didClearWindowObject:(WebScriptObject *)windowScriptObject forFrame:(WebFrame *)frame {
[windowScriptObject setValue:self forKey:@"console"];
[windowScriptObject setValue:self forKey:@"keyconsole"];
}
/*
// deprechiated
- (void)webView:(WebView *)webView windowScriptObjectAvailable:(WebScriptObject *)windowScriptObject {
[windowScriptObject setValue:self forKey:@"console"];
[windowScriptObject setValue:self forKey:@"keyconsole"];
}
*/
+ (BOOL)isSelectorExcludedFromWebScript:(SEL)selector {
if (selector == @selector(doOutputToLog:) ) {
return NO;
} else if (selector == @selector(doOutputToKey:) ) {
return NO;
}
return YES;
}
+ (NSString *) webScriptNameForSelector:(SEL)sel {
if (sel == @selector(doOutputToLog:)) {
return @"log";
} else if (sel == @selector(doOutputToKey:)) {
return @"key";
} else {
return nil;
}
}
- (void) doOutputToLog: (NSString*) theMessage {
int mx = [ [[theWebView windowScriptObject] evaluateWebScript:@"document.Show.MouseX.value"] intValue];
int my = [ [[theWebView windowScriptObject] evaluateWebScript:@"document.Show.MouseY.value"] intValue];
NSLog(@"%i, %i", mx, my );
}
- (void) doOutputToKey: (NSString*) theMessage {
key = [[theWebView windowScriptObject] evaluateWebScript:@"document.Show.keyOutput.value"];
NSLog(@"%@", key );
}