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Change resume and pause to use same event mechanism used by deviceready.

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This commit is contained in:
Bryce Curtis 2010-08-26 10:39:02 -05:00
parent 92b838e07a
commit c9a579af8c
2 changed files with 167 additions and 11 deletions
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26
framework/assets/js/phonegap.js.base
View File

@ -161,6 +161,18 @@ PhoneGap.onDOMContentLoaded = new PhoneGap.Channel();
*/
PhoneGap.onNativeReady = new PhoneGap.Channel();
/**
* onResume channel is fired when the PhoneGap native code
* resumes.
*/
PhoneGap.onResume = new PhoneGap.Channel();
/**
* onPause channel is fired when the PhoneGap native code
* pauses.
*/
PhoneGap.onPause = new PhoneGap.Channel();
// _nativeReady is global variable that the native side can set
// to signify that the native code is ready. It is a global since
// it may be called before any PhoneGap JS is ready.
@ -180,9 +192,7 @@ PhoneGap.Channel.join(function() {
PhoneGap.onDeviceReady.fire();
// Fire the onresume event, since first one happens before JavaScript is loaded
var e = document.createEvent('Events');
e.initEvent('onresume');
document.dispatchEvent(e);
PhoneGap.onResume.fire();
}, [ PhoneGap.onDOMContentLoaded, PhoneGap.onNativeReady ]);
@ -198,7 +208,14 @@ PhoneGap._document_addEventListener = document.addEventListener;
document.addEventListener = function(evt, handler, capture) {
if (evt.toLowerCase() == 'deviceready') {
PhoneGap.onDeviceReady.subscribeOnce(handler);
} else {
}
else if (evt.toLowerCase() == 'onresume') {
PhoneGap.onResume.subscribe(handler);
}
else if (evt.toLowerCase() == 'onpause') {
PhoneGap.onPause.subscribe(handler);
}
else {
PhoneGap._document_addEventListener.call(document, evt, handler);
}
};
@ -360,3 +377,4 @@ PhoneGap.close = function(context, func, params) {
}
}
};

152
framework/src/com/phonegap/DroidGap.java
View File

@ -82,6 +82,9 @@ public class DroidGap extends Activity {
private CommandManager commandManager;
private Uri imageUri;
private String url; // The initial URL for our app
private String baseUrl; // The base of the initial URL for our app
private boolean resumeState = false; // Track if onResume() has been called
/** Called when the activity is first created. */
@Override
@ -181,7 +184,10 @@ public class DroidGap extends Activity {
super.onPause();
// Send pause event to JavaScript
appView.loadUrl("javascript:var e = document.createEvent('Events'); e.initEvent('onpause'); document.dispatchEvent(e);");
if (this.resumeState) {
appView.loadUrl("javascript:try{PhoneGap.onPause.fire();}catch(e){};");
this.resumeState = false;
}
// Pause JavaScript timers (including setInterval)
appView.pauseTimers();
@ -195,7 +201,10 @@ public class DroidGap extends Activity {
super.onResume();
// Send resume event to JavaScript
appView.loadUrl("javascript:var e = document.createEvent('Events'); e.initEvent('onresume'); document.dispatchEvent(e);");
if (!this.resumeState) {
appView.loadUrl("javascript:try{PhoneGap.onResume.fire();}catch(e){};");
this.resumeState = true;
}
// Resume JavaScript timers (including setInterval)
appView.resumeTimers();
@ -208,6 +217,12 @@ public class DroidGap extends Activity {
public void onDestroy() {
super.onDestroy();
// Make sure pause event is sent if onPause hasn't been called before onDestroy
if (this.resumeState) {
appView.loadUrl("javascript:try{PhoneGap.onPause.fire();}catch(e){};");
this.resumeState = false;
}
// Load blank page so that JavaScript onunload is called
appView.loadUrl("about:blank");
@ -283,8 +298,21 @@ public class DroidGap extends Activity {
}
}
public void loadUrl(final String url)
{
/**
* Load the url into the webview.
*
* @param url
*/
public void loadUrl(final String url) {
this.url = url;
int i = url.lastIndexOf('/');
if (i > 0) {
this.baseUrl = url.substring(0, i);
}
else {
this.baseUrl = this.url;
}
this.runOnUiThread(new Runnable() {
public void run() {
DroidGap.this.appView.loadUrl(url);
@ -412,17 +440,127 @@ public class DroidGap extends Activity {
public class GapViewClient extends WebViewClient {
Context mCtx;
DroidGap mCtx;
public GapViewClient(Context ctx) {
/**
* Constructor.
*
* @param ctx
*/
public GapViewClient(DroidGap ctx) {
mCtx = ctx;
}
/**
* Give the host application a chance to take over the control when a new url
* is about to be loaded in the current WebView.
*
* @param view The WebView that is initiating the callback.
* @param url The url to be loaded.
* @return true to override, false for default behavior
*/
@Override
public boolean shouldOverrideUrlLoading(WebView view, String url) {
// Make sure pause event is sent if loading a new url
if (mCtx.resumeState) {
appView.loadUrl("javascript:try{PhoneGap.onPause.fire();}catch(e){};");
mCtx.resumeState = false;
}
// If dialing phone (tel:5551212)
if (url.startsWith(WebView.SCHEME_TEL)) {
try {
Intent intent = new Intent(Intent.ACTION_DIAL);
intent.setData(Uri.parse(url));
startActivity(intent);
} catch (android.content.ActivityNotFoundException e) {
System.out.println("Error dialing "+url+": "+ e.toString());
}
return true;
}
// If displaying map (geo:0,0?q=address)
else if (url.startsWith(WebView.SCHEME_GEO)) {
try {
Intent intent = new Intent(Intent.ACTION_VIEW);
intent.setData(Uri.parse(url));
startActivity(intent);
} catch (android.content.ActivityNotFoundException e) {
System.out.println("Error showing map "+url+": "+ e.toString());
}
return true;
}
// If sending email (mailto:abc@corp.com)
else if (url.startsWith(WebView.SCHEME_MAILTO)) {
try {
Intent intent = new Intent(Intent.ACTION_VIEW);
intent.setData(Uri.parse(url));
startActivity(intent);
} catch (android.content.ActivityNotFoundException e) {
System.out.println("Error sending email "+url+": "+ e.toString());
}
return true;
}
// If sms:5551212
else if (url.startsWith("sms:")) {
try {
Intent intent = new Intent(Intent.ACTION_VIEW);
intent.setData(Uri.parse(url));
intent.putExtra("address", url.substring(4));
intent.setType("vnd.android-dir/mms-sms");
startActivity(intent);
} catch (android.content.ActivityNotFoundException e) {
System.out.println("Error sending sms "+url+":"+ e.toString());
}
return true;
}
// If http, https or file
else if (url.startsWith("http://") || url.startsWith("https://") || url.startsWith("file://")) {
int i = url.lastIndexOf('/');
String newBaseUrl = url;
if (i > 0) {
newBaseUrl = url.substring(0, i);
}
// If our app or file:, then load into our webview
if (url.startsWith("file://") || mCtx.baseUrl.equals(newBaseUrl)) {
appView.loadUrl(url);
}
// If not our application, let default viewer handle
else {
try {
Intent intent = new Intent(Intent.ACTION_VIEW);
intent.setData(Uri.parse(url));
startActivity(intent);
} catch (android.content.ActivityNotFoundException e) {
System.out.println("Error loading url "+url+":"+ e.toString());
}
}
return true;
}
return false;
}
/**
* Notify the host application that a page has finished loading.
*
* @param view The webview initiating the callback.
* @param url The url of the page.
*/
@Override
public void onPageFinished (WebView view, String url) {
super.onPageFinished(view, url);
// 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(); console.log('FIRE!');}catch(e){_nativeReady = true; console.log('native=TRUE');}");
appView.loadUrl("javascript:try{ PhoneGap.onNativeReady.fire();}catch(e){_nativeReady = true;}");
}
}