我敢肯定它在科尔多瓦的错误...
这是怎么一回事呢,我们先从:
navigator.notification.beep
将触发(科尔多瓦,1.6.1.js) :
beep:function(count) {
(new Media('beep.wav')).play();
}
创建媒体对象将导致:
var Media = function(src, successCallback, errorCallback, statusCallback) {
// successCallback optional
if (successCallback && (typeof successCallback !== "function")) {
console.log("Media Error: successCallback is not a function");
return;
}
// errorCallback optional
if (errorCallback && (typeof errorCallback !== "function")) {
console.log("Media Error: errorCallback is not a function");
return;
}
// statusCallback optional
if (statusCallback && (typeof statusCallback !== "function")) {
console.log("Media Error: statusCallback is not a function");
return;
}
this.id = utils.createUUID();
mediaObjects[this.id] = this;
this.src = src;
this.successCallback = successCallback;
this.errorCallback = errorCallback;
this.statusCallback = statusCallback;
this._duration = -1;
this._position = -1;
exec(null, this.errorCallback, "Media", "create", [this.id, this.src]);
};
如果你看看Cordova.plist,你会看到插件名称“Media”被映射到“CDVSound”,并且在CDVSound中没有方法创建...
而且因为没有方法“创建”我们得到的“媒体”:
cleanApp[24713:707] ERROR: Method 'create:withDict:' not defined in Plugin 'Media'
cleanApp[24713:707] FAILED pluginJSON = {"className":"Media","methodName":"create","arguments":["INVALID","b6acfbad-1e26-de77-1557-0d7c2f87a00a","beep.wav"]}
那么我们怎么能听到声音?
很好的问题。如果你看看:
new Media('beep.wav')).play();
你注意到我们调用play(),让我们来看看是什么呢:
Media.prototype.play = function(options) {
exec(null, null, "Media", "startPlayingAudio", [this.id, this.src, options]);
};
在CDVSound.h:
- (void) startPlayingAudio:(NSMutableArray*)arguments withDict:(NSMutableDictionary*)options;
我有同样的错误... argh任何人? – Francesco 2012-04-17 14:57:43
听起来很愚蠢,但你确定iPad没有静音吗? – Marius 2012-04-19 12:05:07
是的,我确定。已检查并重新检查。 – 2012-04-22 19:24:19