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added onNativeReady and onDOMContentLoaded events

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This commit is contained in:
Dave Johnson 2010-07-22 13:05:41 -07:00
parent ca01781766
commit 8e5de2cb7b
4 changed files with 285 additions and 165 deletions
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271
example/phonegap.js
View File

@ -11,10 +11,98 @@ PhoneGap = {
ready: true,
commands: [],
timer: null
},
_constructors: []
}
};
PhoneGap.Channel = function(type)
{
this.type = type;
this.handlers = {};
this.guid = 0;
this.fired = false;
this.enabled = true;
};
PhoneGap.Channel.prototype.sub = function(f, c, g)
{
// need a function to call
if (f == null)
return;
var func = f;
if (typeof c == "object" && f instanceof Function)
func = PhoneGap.close(c, f);
g = g || func.observer_guid || f.observer_guid || this.guid++;
func.observer_guid = g;
f.observer_guid = g;
this.handlers[g] = func;
return g;
};
PhoneGap.Channel.prototype.sob = function(f, c)
{
var g = null;
var _this = this;
var m = function() {
f.apply(c || null, arguments);
_this.dub(g);
}
if (this.fired) {
if (typeof c == "object" && f instanceof Function)
f = PhoneGap.close(c, f);
f.apply(this, this.fireArgs);
} else {
g = this.sub(m);
}
return g;
};
PhoneGap.Channel.prototype.dub = function(g)
{
if (g instanceof Function)
g = g.observer_guid;
this.handlers[g] = null;
delete this.handlers[g];
};
PhoneGap.Channel.prototype.fire = function(e)
{
if (this.enabled)
{
var fail = false;
for (var item in this.handlers) {
var handler = this.handlers[item];
if (handler instanceof Function) {
var rv = (handler.apply(this, arguments)==false);
fail = fail || rv;
}
}
this.fired = true;
this.fireArgs = arguments;
return !fail;
}
return true;
};
PhoneGap.Channel.merge = function(h, e) {
var i = e.length;
var f = function() {
if (!(--i)) h();
}
for (var j=0; j<i; j++) {
(!e[j].fired?e[j].sob(f):i--);
}
if (!i) h();
}
/**
* Boolean flag indicating if the PhoneGap API is available and initialized.
*/ // TODO: Remove this, it is unused here ... -jm
@ -26,23 +114,9 @@ PhoneGap.available = DeviceInfo.uuid != undefined;
* @param {Function} func The function callback you want run once PhoneGap is initialized
*/
PhoneGap.addConstructor = function(func) {
var state = document.readyState;
if ( state == 'loaded' || state == 'complete' )
{
func();
}
else
{
PhoneGap._constructors.push(func);
}
};
document.addEventListener('DOMContentLoaded', function() {
// run our constructors list
while (PhoneGap._constructors.length > 0) {
var constructor = PhoneGap._constructors.shift();
PhoneGap.onDeviceReady.sob(function() {
try {
constructor();
func();
} catch(e) {
if (typeof(debug['log']) == 'function') {
debug.log("Failed to run constructor: " + debug.processMessage(e));
@ -50,13 +124,41 @@ document.addEventListener('DOMContentLoaded', function() {
alert("Failed to run constructor: " + e.message);
}
}
}
// all constructors run, now fire the deviceready event
var e = document.createEvent('Events');
e.initEvent('deviceready');
document.dispatchEvent(e);
});
};
PhoneGap.onDOMContentLoaded = new PhoneGap.Channel();
PhoneGap.onNativeReady = new PhoneGap.Channel();
if (_nativeReady) PhoneGap.onNativeReady.fire();
PhoneGap.onDeviceReady = new PhoneGap.Channel();
PhoneGap.Channel.merge(function() {
PhoneGap.onDeviceReady.fire();
}, [ PhoneGap.onDOMContentLoaded, PhoneGap.onNativeReady ]);
// Listen for DOMContentLoaded
document.addEventListener('DOMContentLoaded', function() {
PhoneGap.onDOMContentLoaded.fire();
});
// Intercept calls to document.addEventListener and watch for deviceready
PhoneGap._document_addEventListener = document.addEventListener;
document.addEventListener = function(evt, handler, capture) {
if (evt.toLowerCase() == 'deviceready') {
PhoneGap.onDeviceReady.sob(handler);
} else {
PhoneGap._document_addEventListener.call(document, evt, handler);
}
};
/**
* Execute a PhoneGap command in a queued fashion, to ensure commands do not
* execute with any race conditions, and only run when PhoneGap is ready to
@ -114,6 +216,18 @@ PhoneGap.run_command = function() {
document.location = url;
};
PhoneGap.close = function(context, func, params) {
if (null == params) {
return function() {
return func.apply(context, arguments);
}
} else {
return function() {
return func.apply(context, params);
}
}
}
function Acceleration(x, y, z)
{
this.x = x;
@ -192,7 +306,7 @@ Accelerometer.prototype.gotCurrentAcceleration = function(key, x, y, z)
Accelerometer.prototype.watchAcceleration = function(successCallback, errorCallback, options) {
// TODO: add the interval id to a list so we can clear all watches
var frequency = (options != undefined)? options.frequency : 10000;
var accel = Acceleration(0,0,0);
var accel = new Acceleration(0,0,0);
accel.win = successCallback;
accel.fail = errorCallback;
accel.opts = options;
@ -256,87 +370,7 @@ Camera.prototype.fail = function(err)
PhoneGap.addConstructor(function() {
if (typeof navigator.camera == "undefined") navigator.camera = new Camera();
});
PhoneGap.Channel = function(type)
{
this.type = type;
this.handlers = {};
this.guid = 0;
this.fired = false;
this.enabled = true;
};
PhoneGap.Channel.prototype.sub = function(f, c, g)
{
// need a function to call
if (f == null)
return;
var func = f;
if (typeof c == "object" && f instanceof Function)
func = PhoneGap.close(c, f);
g = g || func.observer_guid || f.observer_guid || this.guid++;
func.observer_guid = g;
f.observer_guid = g;
this.handlers[g] = func;
return g;
};
PhoneGap.Channel.prototype.sob = function(f, c)
{
var g = null;
var _this = this;
var m = function() {
f.apply(c || null, arguments);
_this.dub(g);
}
if (this.fired) {
if (typeof c == "object" && f instanceof Function)
f = PhoneGap.close(c, f);
f.apply(this, this.fireArgs);
} else {
g = this.sub(m);
}
return g;
};
PhoneGap.Channel.prototype.dub = function(g)
{
if (g instanceof Function)
g = g.observer_guid;
this.handlers[g] = null;
delete this.handlers[g];
};
PhoneGap.Channel.prototype.fire = function(e)
{
if (this.enabled)
{
var fail = false;
for (var item in this.handlers) {
var handler = this.handlers[item];
if (handler instanceof Function) {
var rv = (handler.apply(this, arguments)==false);
fail = fail || rv;
}
}
this.fired = true;
this.fireArgs = arguments;
return !fail;
}
return true;
};
PhoneGap.Channel.merge = function(h, e) {
var i = e.length;
var f = function() {
if (!(--i)) h();
}
for (var j=0; j<i; j++) {
(!e[j].fired?e[j].sob(f):i--);
}
if (!i) h();
}/**
/**
* This class provides access to device Compass data.
* @constructor
*/
@ -607,23 +641,6 @@ PhoneGap.addConstructor(function() {
});
PhoneGap.onDeviceReady = new PhoneGap.Channel();
PhoneGap.__document_addEventListener = document.addEventListener;
document.addEventListener = function(evt, handler, capture) {
if (evt.toLowerCase() == 'deviceready') {
PhoneGap.onDeviceReady.sob(handler);
} else {
PhoneGap.__document_addEventListener.call(document, evt, handler);
}
}
document.addEventListener('DOMContentLoaded', function() {
PhoneGap.onDeviceReady.fire();
})
PhoneGap.addConstructor(function() { if (typeof navigator.fileMgr == "undefined") navigator.fileMgr = new FileMgr();});
@ -929,14 +946,12 @@ PhoneGap.addConstructor(function() {
origObj[funkList[v]] = proxyObj[funkList[v]];
}
}
// In case a native geolocation object exists, proxy the native one over to a diff object so that we can overwrite the native implementation.
if (typeof navigator.geolocation != 'undefined') {
navigator._geo = new Geolocation();
__proxyObj(navigator.geolocation, navigator._geo, ["setLocation", "getCurrentPosition", "watchPosition", "clearWatch", "setError", "start", "stop", "gotCurrentPosition"]);
} else {
// In the case of Android, we can use the Native Geolocation Object if it exists, so only load this on 1.x devices
if (typeof navigator.geolocation == 'undefined') {
navigator.geolocation = new Geolocation();
}
});function KeyEvent()
});
function KeyEvent()
{
}

19
framework/assets/js/device.js
View File

@ -56,21 +56,4 @@ Device.prototype.exitApp = function()
PhoneGap.addConstructor(function() {
navigator.device = window.device = new Device();
});
PhoneGap.onDeviceReady = new PhoneGap.Channel();
PhoneGap.__document_addEventListener = document.addEventListener;
document.addEventListener = function(evt, handler, capture) {
if (evt.toLowerCase() == 'deviceready') {
PhoneGap.onDeviceReady.sob(handler);
} else {
PhoneGap.__document_addEventListener.call(document, evt, handler);
}
}
document.addEventListener('DOMContentLoaded', function() {
PhoneGap.onDeviceReady.fire();
})
});

155
framework/assets/js/phonegap.js.base
View File

@ -11,10 +11,98 @@ PhoneGap = {
ready: true,
commands: [],
timer: null
},
_constructors: []
}
};
PhoneGap.Channel = function(type)
{
this.type = type;
this.handlers = {};
this.guid = 0;
this.fired = false;
this.enabled = true;
};
PhoneGap.Channel.prototype.sub = function(f, c, g)
{
// need a function to call
if (f == null)
return;
var func = f;
if (typeof c == "object" && f instanceof Function)
func = PhoneGap.close(c, f);
g = g || func.observer_guid || f.observer_guid || this.guid++;
func.observer_guid = g;
f.observer_guid = g;
this.handlers[g] = func;
return g;
};
PhoneGap.Channel.prototype.sob = function(f, c)
{
var g = null;
var _this = this;
var m = function() {
f.apply(c || null, arguments);
_this.dub(g);
}
if (this.fired) {
if (typeof c == "object" && f instanceof Function)
f = PhoneGap.close(c, f);
f.apply(this, this.fireArgs);
} else {
g = this.sub(m);
}
return g;
};
PhoneGap.Channel.prototype.dub = function(g)
{
if (g instanceof Function)
g = g.observer_guid;
this.handlers[g] = null;
delete this.handlers[g];
};
PhoneGap.Channel.prototype.fire = function(e)
{
if (this.enabled)
{
var fail = false;
for (var item in this.handlers) {
var handler = this.handlers[item];
if (handler instanceof Function) {
var rv = (handler.apply(this, arguments)==false);
fail = fail || rv;
}
}
this.fired = true;
this.fireArgs = arguments;
return !fail;
}
return true;
};
PhoneGap.Channel.merge = function(h, e) {
var i = e.length;
var f = function() {
if (!(--i)) h();
}
for (var j=0; j<i; j++) {
(!e[j].fired?e[j].sob(f):i--);
}
if (!i) h();
}
/**
* Boolean flag indicating if the PhoneGap API is available and initialized.
*/ // TODO: Remove this, it is unused here ... -jm
@ -26,23 +114,9 @@ PhoneGap.available = DeviceInfo.uuid != undefined;
* @param {Function} func The function callback you want run once PhoneGap is initialized
*/
PhoneGap.addConstructor = function(func) {
var state = document.readyState;
if ( state == 'loaded' || state == 'complete' )
{
func();
}
else
{
PhoneGap._constructors.push(func);
}
};
document.addEventListener('DOMContentLoaded', function() {
// run our constructors list
while (PhoneGap._constructors.length > 0) {
var constructor = PhoneGap._constructors.shift();
PhoneGap.onDeviceReady.sob(function() {
try {
constructor();
func();
} catch(e) {
if (typeof(debug['log']) == 'function') {
debug.log("Failed to run constructor: " + debug.processMessage(e));
@ -50,9 +124,41 @@ document.addEventListener('DOMContentLoaded', function() {
alert("Failed to run constructor: " + e.message);
}
}
}
});
};
PhoneGap.onDOMContentLoaded = new PhoneGap.Channel();
PhoneGap.onNativeReady = new PhoneGap.Channel();
if (_nativeReady) PhoneGap.onNativeReady.fire();
PhoneGap.onDeviceReady = new PhoneGap.Channel();
PhoneGap.Channel.merge(function() {
PhoneGap.onDeviceReady.fire();
}, [ PhoneGap.onDOMContentLoaded, PhoneGap.onNativeReady ]);
// Listen for DOMContentLoaded
document.addEventListener('DOMContentLoaded', function() {
PhoneGap.onDOMContentLoaded.fire();
});
// Intercept calls to document.addEventListener and watch for deviceready
PhoneGap._document_addEventListener = document.addEventListener;
document.addEventListener = function(evt, handler, capture) {
if (evt.toLowerCase() == 'deviceready') {
PhoneGap.onDeviceReady.sob(handler);
} else {
PhoneGap._document_addEventListener.call(document, evt, handler);
}
};
/**
* Execute a PhoneGap command in a queued fashion, to ensure commands do not
* execute with any race conditions, and only run when PhoneGap is ready to
@ -181,3 +287,14 @@ PhoneGap.UUIDcreatePart = function(length) {
return uuidpart;
};
PhoneGap.close = function(context, func, params) {
if (null == params) {
return function() {
return func.apply(context, arguments);
}
} else {
return function() {
return func.apply(context, params);
}
}
}

5
framework/src/com/phonegap/DroidGap.java
View File

@ -132,6 +132,11 @@ public class DroidGap extends Activity {
root.addView(appView);
// Try firing the onNativeReady event in JS. If it fails because the JS is
// not loaded yet then just set a flag so that the onNativeReady can be fired
// from the JS side when the JS gets to that code.
appView.loadUrl("javascript:try{PhoneGap.onNativeReady.fire();}catch(e){_nativeReady = true;}");
setContentView(root);
}