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-rw-r--r--src/com/android/browser/BrowserActivity.java164
-rw-r--r--src/com/android/browser/TabControl.java9
2 files changed, 71 insertions, 102 deletions
diff --git a/src/com/android/browser/BrowserActivity.java b/src/com/android/browser/BrowserActivity.java
index 66832ed..c20c5a3 100644
--- a/src/com/android/browser/BrowserActivity.java
+++ b/src/com/android/browser/BrowserActivity.java
@@ -20,7 +20,6 @@ import com.google.android.googleapps.IGoogleLoginService;
import com.google.android.googlelogin.GoogleLoginServiceConstants;
import android.app.Activity;
-import android.app.ActivityManager;
import android.app.AlertDialog;
import android.app.ProgressDialog;
import android.app.SearchManager;
@@ -721,6 +720,69 @@ public class BrowserActivity extends Activity
PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
mWakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "Browser");
+ /* enables registration for changes in network status from
+ http stack */
+ mNetworkStateChangedFilter = new IntentFilter();
+ mNetworkStateChangedFilter.addAction(
+ ConnectivityManager.CONNECTIVITY_ACTION);
+ mNetworkStateIntentReceiver = new BroadcastReceiver() {
+ @Override
+ public void onReceive(Context context, Intent intent) {
+ if (intent.getAction().equals(
+ ConnectivityManager.CONNECTIVITY_ACTION)) {
+ boolean down = intent.getBooleanExtra(
+ ConnectivityManager.EXTRA_NO_CONNECTIVITY, false);
+ onNetworkToggle(!down);
+ }
+ }
+ };
+
+ IntentFilter filter = new IntentFilter(Intent.ACTION_PACKAGE_ADDED);
+ filter.addAction(Intent.ACTION_PACKAGE_REMOVED);
+ filter.addDataScheme("package");
+ mPackageInstallationReceiver = new BroadcastReceiver() {
+ @Override
+ public void onReceive(Context context, Intent intent) {
+ final String action = intent.getAction();
+ final String packageName = intent.getData()
+ .getSchemeSpecificPart();
+ final boolean replacing = intent.getBooleanExtra(
+ Intent.EXTRA_REPLACING, false);
+ if (Intent.ACTION_PACKAGE_REMOVED.equals(action) && replacing) {
+ // if it is replacing, refreshPlugins() when adding
+ return;
+ }
+ PackageManager pm = BrowserActivity.this.getPackageManager();
+ PackageInfo pkgInfo = null;
+ try {
+ pkgInfo = pm.getPackageInfo(packageName,
+ PackageManager.GET_PERMISSIONS);
+ } catch (PackageManager.NameNotFoundException e) {
+ return;
+ }
+ if (pkgInfo != null) {
+ String permissions[] = pkgInfo.requestedPermissions;
+ if (permissions == null) {
+ return;
+ }
+ boolean permissionOk = false;
+ for (String permit : permissions) {
+ if (PluginManager.PLUGIN_PERMISSION.equals(permit)) {
+ permissionOk = true;
+ break;
+ }
+ }
+ if (permissionOk) {
+ PluginManager.getInstance(BrowserActivity.this)
+ .refreshPlugins(
+ Intent.ACTION_PACKAGE_ADDED
+ .equals(action));
+ }
+ }
+ }
+ };
+ registerReceiver(mPackageInstallationReceiver, filter);
+
// If this was a web search request, pass it on to the default web search provider.
if (handleWebSearchIntent(getIntent())) {
moveTaskToBack(true);
@@ -787,74 +849,12 @@ public class BrowserActivity extends Activity
// are not animating from the tab picker.
attachTabToContentView(mTabControl.getCurrentTab());
}
+
// Read JavaScript flags if it exists.
String jsFlags = mSettings.getJsFlags();
if (jsFlags.trim().length() != 0) {
mTabControl.getCurrentWebView().setJsFlags(jsFlags);
}
-
- /* enables registration for changes in network status from
- http stack */
- mNetworkStateChangedFilter = new IntentFilter();
- mNetworkStateChangedFilter.addAction(
- ConnectivityManager.CONNECTIVITY_ACTION);
- mNetworkStateIntentReceiver = new BroadcastReceiver() {
- @Override
- public void onReceive(Context context, Intent intent) {
- if (intent.getAction().equals(
- ConnectivityManager.CONNECTIVITY_ACTION)) {
- boolean down = intent.getBooleanExtra(
- ConnectivityManager.EXTRA_NO_CONNECTIVITY, false);
- onNetworkToggle(!down);
- }
- }
- };
-
- IntentFilter filter = new IntentFilter(Intent.ACTION_PACKAGE_ADDED);
- filter.addAction(Intent.ACTION_PACKAGE_REMOVED);
- filter.addDataScheme("package");
- mPackageInstallationReceiver = new BroadcastReceiver() {
- @Override
- public void onReceive(Context context, Intent intent) {
- final String action = intent.getAction();
- final String packageName = intent.getData()
- .getSchemeSpecificPart();
- final boolean replacing = intent.getBooleanExtra(
- Intent.EXTRA_REPLACING, false);
- if (Intent.ACTION_PACKAGE_REMOVED.equals(action) && replacing) {
- // if it is replacing, refreshPlugins() when adding
- return;
- }
- PackageManager pm = BrowserActivity.this.getPackageManager();
- PackageInfo pkgInfo = null;
- try {
- pkgInfo = pm.getPackageInfo(packageName,
- PackageManager.GET_PERMISSIONS);
- } catch (PackageManager.NameNotFoundException e) {
- return;
- }
- if (pkgInfo != null) {
- String permissions[] = pkgInfo.requestedPermissions;
- if (permissions == null) {
- return;
- }
- boolean permissionOk = false;
- for (String permit : permissions) {
- if (PluginManager.PLUGIN_PERMISSION.equals(permit)) {
- permissionOk = true;
- break;
- }
- }
- if (permissionOk) {
- PluginManager.getInstance(BrowserActivity.this)
- .refreshPlugins(
- Intent.ACTION_PACKAGE_ADDED
- .equals(action));
- }
- }
- }
- };
- registerReceiver(mPackageInstallationReceiver, filter);
}
@Override
@@ -2830,8 +2830,7 @@ public class BrowserActivity extends Activity
private static final int ANIMATE_FROM_OVERVIEW = 104;
private static final int ANIMATE_TO_OVERVIEW = 105;
private static final int OPEN_TAB_AND_SHOW = 106;
- private static final int CHECK_MEMORY = 107;
- private static final int RELEASE_WAKELOCK = 108;
+ private static final int RELEASE_WAKELOCK = 107;
// Private handler for handling javascript and saving passwords
private Handler mHandler = new Handler() {
@@ -2912,14 +2911,6 @@ public class BrowserActivity extends Activity
resumeAfterCredentials();
break;
- case CHECK_MEMORY:
- // reschedule to check memory condition
- mHandler.removeMessages(CHECK_MEMORY);
- mHandler.sendMessageDelayed(mHandler.obtainMessage
- (CHECK_MEMORY), CHECK_MEMORY_INTERVAL);
- checkMemory();
- break;
-
case RELEASE_WAKELOCK:
if (mWakeLock.isHeld()) {
mWakeLock.release();
@@ -3087,10 +3078,6 @@ public class BrowserActivity extends Activity
view.setNetworkAvailable(false);
}
}
-
- // schedule to check memory condition
- mHandler.sendMessageDelayed(mHandler.obtainMessage(CHECK_MEMORY),
- CHECK_MEMORY_INTERVAL);
}
@Override
@@ -3198,9 +3185,6 @@ public class BrowserActivity extends Activity
}
}
}
-
- mHandler.removeMessages(CHECK_MEMORY);
- checkMemory();
}
// return true if want to hijack the url to let another app to handle it
@@ -4864,21 +4848,6 @@ public class BrowserActivity extends Activity
}
}
- private void checkMemory() {
- ActivityManager.MemoryInfo mi = new ActivityManager.MemoryInfo();
- ((ActivityManager) getSystemService(ACTIVITY_SERVICE))
- .getMemoryInfo(mi);
- // FIXME: mi.lowMemory is too aggressive, use (mi.availMem <
- // mi.threshold) for now
- // if (mi.lowMemory) {
- if (mi.availMem < mi.threshold) {
- Log.w(LOGTAG, "Browser is freeing memory now because: available="
- + (mi.availMem / 1024) + "K threshold="
- + (mi.threshold / 1024) + "K");
- mTabControl.freeMemory();
- }
- }
-
private String smartUrlFilter(Uri inUri) {
if (inUri != null) {
return smartUrlFilter(inUri.toString());
@@ -5167,9 +5136,6 @@ public class BrowserActivity extends Activity
final static int DOWNLOAD_PAGE = 2;
final static int PREFERENCES_PAGE = 3;
- // the frenquency of checking whether system memory is low
- final static int CHECK_MEMORY_INTERVAL = 30000; // 30 seconds
-
/**
* A UrlData class to abstract how the content will be set to WebView.
* This base class uses loadUrl to show the content.
diff --git a/src/com/android/browser/TabControl.java b/src/com/android/browser/TabControl.java
index c7c3e3f..c5085b3 100644
--- a/src/com/android/browser/TabControl.java
+++ b/src/com/android/browser/TabControl.java
@@ -698,8 +698,10 @@ class TabControl {
* WebView cache;
*/
void freeMemory() {
+ if (getTabCount() == 0) return;
+
// free the least frequently used background tab
- Tab t = getLeastUsedTab();
+ Tab t = getLeastUsedTab(getCurrentTab().getParentTab());
if (t != null) {
Log.w(LOGTAG, "Free a tab in the browser");
freeTab(t);
@@ -718,7 +720,7 @@ class TabControl {
System.gc();
}
- private Tab getLeastUsedTab() {
+ private Tab getLeastUsedTab(Tab currentParent) {
// Don't do anything if we only have 1 tab.
if (getTabCount() == 1) {
return null;
@@ -734,7 +736,8 @@ class TabControl {
}
do {
t = mTabQueue.get(i++);
- } while (i < queueSize && t != null && t.mMainView == null);
+ } while (i < queueSize
+ && ((t != null && t.mMainView == null) || t == currentParent));
// Don't do anything if the last remaining tab is the current one or if
// the last tab has been freed already.
generated by cgit v1.1 at 2025-01-25 19:56:38 +0000