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Add user selectable Default Browser feature - part 4

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- refresh Browser list depending on package installation / removal

See bug #20144393

Change-Id: I529f6e0bd8b5bd4cae1dea9479acfca9cf9a6b26
This commit is contained in:
Fabrice Di Meglio
2015-05-07 11:52:04 -07:00
parent d5f379304c
commit 00b5a67a2e
2 changed files with 78 additions and 31 deletions
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4
src/com/android/settings/applications/DefaultBrowserPreference.java
View File

@@ -37,10 +37,10 @@ public class DefaultBrowserPreference extends AppListPreference {
super(context, attrs);
mPm = context.getPackageManager();
loadBrowserApps();
refreshBrowserApps();
}
private void loadBrowserApps() {
public void refreshBrowserApps() {
List<String> browsers = resolveBrowserApps();
setPackageNames(browsers.toArray(new String[browsers.size()]), null);

105
src/com/android/settings/applications/ManageDefaultApps.java
View File

@@ -23,6 +23,7 @@ import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.os.UserHandle;
import android.os.UserManager;
import android.preference.Preference;
@@ -32,6 +33,7 @@ import android.text.TextUtils;
import android.util.Log;
import android.view.View;
import com.android.internal.content.PackageMonitor;
import com.android.settings.InstrumentedFragment;
import com.android.settings.R;
import com.android.settings.SettingsPreferenceFragment;
@@ -57,6 +59,71 @@ public class ManageDefaultApps extends SettingsPreferenceFragment
private PackageManager mPm;
private int myUserId;
private static final long DELAY_UPDATE_BROWSER_MILLIS = 500;
private final Handler mHandler = new Handler();
private final Runnable mUpdateRunnable = new Runnable() {
@Override
public void run() {
updateDefaultBrowserPreference();
}
};
private final PackageMonitor mPackageMonitor = new PackageMonitor() {
@Override
public void onPackageAdded(String packageName, int uid) {
sendUpdate();
}
@Override
public void onPackageAppeared(String packageName, int reason) {
sendUpdate();
}
@Override
public void onPackageDisappeared(String packageName, int reason) {
sendUpdate();
}
@Override
public void onPackageRemoved(String packageName, int uid) {
sendUpdate();
}
private void sendUpdate() {
mHandler.postDelayed(mUpdateRunnable, DELAY_UPDATE_BROWSER_MILLIS);
}
};
private void updateDefaultBrowserPreference() {
mDefaultBrowserPreference.refreshBrowserApps();
final PackageManager pm = getPackageManager();
String packageName = pm.getDefaultBrowserPackageName(UserHandle.myUserId());
if (!TextUtils.isEmpty(packageName)) {
// Check if the default Browser package is still there
Intent intent = new Intent();
intent.setPackage(packageName);
intent.setAction(Intent.ACTION_VIEW);
intent.addCategory(Intent.CATEGORY_BROWSABLE);
intent.setData(Uri.parse("http:"));
ResolveInfo info = mPm.resolveActivityAsUser(intent, 0, myUserId);
if (info != null) {
mDefaultBrowserPreference.setValue(packageName);
CharSequence label = info.loadLabel(pm);
mDefaultBrowserPreference.setSummary(label);
} else {
mDefaultBrowserPreference.setSummary(R.string.default_browser_title_none);
}
} else {
mDefaultBrowserPreference.setSummary(R.string.default_browser_title_none);
Log.d(TAG, "Cannot set empty default Browser value!");
}
}
@Override
public void onCreate(Bundle icicle) {
super.onCreate(icicle);
@@ -112,37 +179,17 @@ public class ManageDefaultApps extends SettingsPreferenceFragment
}
@Override
public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
public void onResume() {
super.onResume();
updateDefaultBrowserPreference();
mPackageMonitor.register(getActivity(), getActivity().getMainLooper(), false);
}
final PackageManager pm = getPackageManager();
@Override
public void onPause() {
super.onPause();
String packageName = pm.getDefaultBrowserPackageName(UserHandle.myUserId());
if (!TextUtils.isEmpty(packageName)) {
// Check if the default Browser package is still there
Intent intent = new Intent();
intent.setPackage(packageName);
intent.setAction(Intent.ACTION_VIEW);
intent.addCategory(Intent.CATEGORY_BROWSABLE);
intent.setData(Uri.parse("http:"));
ResolveInfo info = mPm.resolveActivityAsUser(intent, 0, myUserId);
if (info != null) {
mDefaultBrowserPreference.setValue(packageName);
CharSequence label = info.loadLabel(pm);
mDefaultBrowserPreference.setSummary(label);
} else {
CharSequence[] values = mDefaultBrowserPreference.getEntryValues();
if (values.length > 0) {
// Otherwise select the first one if we can
mDefaultBrowserPreference.setValueIndex(0);
} else {
// Do nothing, we cannot select any value
}
}
} else {
Log.d(TAG, "Cannot set empty default Browser value!");
}
mPackageMonitor.unregister();
}
@Override