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Added explicit disabling of native Geolocation object in the web client, added a fallback measure to JavaScript geolocation PhoneGap constructor so that it builds/proxies the the instantiated Geo objects properly if it still does exist.

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This commit is contained in:
filmaj 2010-03-23 16:37:30 -07:00
parent 655c6ac130
commit 887ab4a28b
3 changed files with 41 additions and 15 deletions
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24
framework/assets/js/geolocation.js
View File

@ -73,16 +73,18 @@ Geolocation.prototype.clearWatch = function(watchId)
Geo.stop(watchId);
}
// Taken from Jesse's geo fix (similar problem) in PhoneGap iPhone. Go figure, same browser!
function __proxyObj(origObj, proxyObj, funkList) {
for (var v in funkList) {
origObj[funkList[v]] = proxyObj[funkList[v]];
}
}
PhoneGap.addConstructor(function() {
navigator._geo = new Geolocation();
__proxyObj(navigator.geolocation, navigator._geo,
["setLocation", "getCurrentPosition", "watchPosition",
"clearWatch", "setError", "start", "stop", "gotCurrentPosition"]
);
// Taken from Jesse's geo fix (similar problem) in PhoneGap iPhone. Go figure, same browser!
function __proxyObj(origObj, proxyObj, funkList) {
for (var v in funkList) {
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 {
navigator.geolocation = new Geolocation();
}
});

4
framework/src/com/phonegap/DroidGap.java
View File

@ -101,7 +101,6 @@ public class DroidGap extends Activity {
settings.setJavaScriptEnabled(true);
settings.setJavaScriptCanOpenWindowsAutomatically(true);
settings.setLayoutAlgorithm(LayoutAlgorithm.NORMAL);
Package pack = this.getClass().getPackage();
String appPackage = pack.getName();
@ -111,6 +110,9 @@ public class DroidGap extends Activity {
// Turn on DOM storage!
WebViewReflect.setDomStorage(settings);
// Turn off native geolocation object in browser - we use our own :)
WebViewReflect.setGeolocationEnabled(settings, false);
/* Bind the appView object to the gap class methods */
bindBrowser(appView);
if(cupcakeStorage != null)

28
framework/src/com/phonegap/WebViewReflect.java
View File

@ -10,6 +10,7 @@ public class WebViewReflect {
private static Method mWebSettings_setDatabaseEnabled;
private static Method mWebSettings_setDatabasePath;
private static Method mWebSettings_setDomStorageEnabled;
private static Method mWebSettings_setGeolocationEnabled;
static
{
@ -48,6 +49,8 @@ public class WebViewReflect {
"setDatabasePath", new Class[] { String.class });
mWebSettings_setDomStorageEnabled = WebSettings.class.getMethod(
"setDomStorageEnabled", new Class[] { boolean.class });
mWebSettings_setGeolocationEnabled = WebSettings.class.getMethod(
"setGeolocationEnabled", new Class[] { boolean.class });
/* success, this is a newer device */
} catch (NoSuchMethodException nsme) {
/* failure, must be older device */
@ -58,9 +61,9 @@ public class WebViewReflect {
if (mWebSettings_setDatabaseEnabled != null) {
/* feature is supported */
try {
mWebSettings_setDatabaseEnabled.invoke(setting, true);
mWebSettings_setDatabaseEnabled.invoke(setting, enable);
mWebSettings_setDatabasePath.invoke(setting, path);
} catch (IllegalArgumentException e) {
} catch (IllegalArgumentException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IllegalAccessException e) {
@ -75,7 +78,26 @@ public class WebViewReflect {
System.out.println("Database not supported");
}
}
public static void setGeolocationEnabled(WebSettings setting, boolean enable) {
if (mWebSettings_setGeolocationEnabled != null) {
/* feature is supported */
try {
mWebSettings_setGeolocationEnabled.invoke(setting, enable);
} catch (IllegalArgumentException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IllegalAccessException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (InvocationTargetException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
} else {
/* feature not supported, do something else */
System.out.println("Native Geolocation not supported - we're ok");
}
}
public static void setDomStorage(WebSettings setting)
{
if(mWebSettings_setDomStorageEnabled != null)