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Refactor backHistory() code so calling navigator.app.backHistory() has consistent behavior with backbutton.

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This commit is contained in:
Bryce Curtis 2011-11-09 23:37:16 -06:00
parent 827af8a920
commit 2a866e2a7c
1 changed files with 20 additions and 11 deletions
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31
framework/src/com/phonegap/DroidGap.java
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@ -577,13 +577,27 @@ public class DroidGap extends PhonegapActivity {
/**
* Go to previous page in history. (We manage our own history)
*
* @return true if we went back, false if we are already at top
*/
public void backHistory() {
if (this.urls.size() > 1) {
this.urls.pop(); // Pop current url
String url = this.urls.pop(); // Pop prev url that we want to load
this.loadUrl(url);
public boolean backHistory() {
// Check webview first to see if there is a history
// This is needed to support curPage#diffLink, since they are added to appView's history, but not our history url array (JQMobile behavior)
if (this.appView.canGoBack()) {
this.appView.goBack();
return true;
}
// If our managed history has prev url
if (this.urls.size() > 1) {
this.urls.pop(); // Pop current url
String url = this.urls.pop(); // Pop prev url that we want to load, since it will be added back by loadUrl()
this.loadUrl(url);
return true;
}
return false;
}
@Override
@ -1466,12 +1480,7 @@ public class DroidGap extends PhonegapActivity {
else {
// Go to previous page in webview if it is possible to go back
if (this.appView.canGoBack()) {
this.appView.goBack(); // This is needed to support curPage#diffLink, since they are added to appView's history, but not our history url array (JQMobile behavior)
return true;
}
else if (this.urls.size() > 1) {
this.backHistory();
if (this.backHistory()) {
return true;
}