diff options
Diffstat (limited to 'services/java/com/android/server/am/CompatModePackages.java')
| -rw-r--r-- | services/java/com/android/server/am/CompatModePackages.java | 385 |
1 files changed, 0 insertions, 385 deletions
diff --git a/services/java/com/android/server/am/CompatModePackages.java b/services/java/com/android/server/am/CompatModePackages.java deleted file mode 100644 index 59e6787..0000000 --- a/services/java/com/android/server/am/CompatModePackages.java +++ /dev/null @@ -1,385 +0,0 @@ -package com.android.server.am; - -import java.io.File; -import java.io.FileInputStream; -import java.io.FileOutputStream; -import java.util.HashMap; -import java.util.Iterator; -import java.util.Map; - -import org.xmlpull.v1.XmlPullParser; -import org.xmlpull.v1.XmlPullParserException; -import org.xmlpull.v1.XmlSerializer; - -import com.android.internal.util.FastXmlSerializer; - -import android.app.ActivityManager; -import android.app.AppGlobals; -import android.content.pm.ApplicationInfo; -import android.content.pm.IPackageManager; -import android.content.res.CompatibilityInfo; -import android.os.Handler; -import android.os.Message; -import android.os.RemoteException; -import android.util.AtomicFile; -import android.util.Slog; -import android.util.Xml; - -public final class CompatModePackages { - private final String TAG = ActivityManagerService.TAG; - private final boolean DEBUG_CONFIGURATION = ActivityManagerService.DEBUG_CONFIGURATION; - - private final ActivityManagerService mService; - private final AtomicFile mFile; - - // Compatibility state: no longer ask user to select the mode. - public static final int COMPAT_FLAG_DONT_ASK = 1<<0; - // Compatibility state: compatibility mode is enabled. - public static final int COMPAT_FLAG_ENABLED = 1<<1; - - private final HashMap<String, Integer> mPackages = new HashMap<String, Integer>(); - - private static final int MSG_WRITE = ActivityManagerService.FIRST_COMPAT_MODE_MSG; - - private final Handler mHandler = new Handler() { - @Override public void handleMessage(Message msg) { - switch (msg.what) { - case MSG_WRITE: - saveCompatModes(); - break; - default: - super.handleMessage(msg); - break; - } - } - }; - - public CompatModePackages(ActivityManagerService service, File systemDir) { - mService = service; - mFile = new AtomicFile(new File(systemDir, "packages-compat.xml")); - - FileInputStream fis = null; - try { - fis = mFile.openRead(); - XmlPullParser parser = Xml.newPullParser(); - parser.setInput(fis, null); - int eventType = parser.getEventType(); - while (eventType != XmlPullParser.START_TAG) { - eventType = parser.next(); - } - String tagName = parser.getName(); - if ("compat-packages".equals(tagName)) { - eventType = parser.next(); - do { - if (eventType == XmlPullParser.START_TAG) { - tagName = parser.getName(); - if (parser.getDepth() == 2) { - if ("pkg".equals(tagName)) { - String pkg = parser.getAttributeValue(null, "name"); - if (pkg != null) { - String mode = parser.getAttributeValue(null, "mode"); - int modeInt = 0; - if (mode != null) { - try { - modeInt = Integer.parseInt(mode); - } catch (NumberFormatException e) { - } - } - mPackages.put(pkg, modeInt); - } - } - } - } - eventType = parser.next(); - } while (eventType != XmlPullParser.END_DOCUMENT); - } - } catch (XmlPullParserException e) { - Slog.w(TAG, "Error reading compat-packages", e); - } catch (java.io.IOException e) { - if (fis != null) Slog.w(TAG, "Error reading compat-packages", e); - } finally { - if (fis != null) { - try { - fis.close(); - } catch (java.io.IOException e1) { - } - } - } - } - - public HashMap<String, Integer> getPackages() { - return mPackages; - } - - private int getPackageFlags(String packageName) { - Integer flags = mPackages.get(packageName); - return flags != null ? flags : 0; - } - - public void handlePackageAddedLocked(String packageName, boolean updated) { - ApplicationInfo ai = null; - try { - ai = AppGlobals.getPackageManager().getApplicationInfo(packageName, 0, 0); - } catch (RemoteException e) { - } - if (ai == null) { - return; - } - CompatibilityInfo ci = compatibilityInfoForPackageLocked(ai); - final boolean mayCompat = !ci.alwaysSupportsScreen() - && !ci.neverSupportsScreen(); - - if (updated) { - // Update -- if the app no longer can run in compat mode, clear - // any current settings for it. - if (!mayCompat && mPackages.containsKey(packageName)) { - mPackages.remove(packageName); - mHandler.removeMessages(MSG_WRITE); - Message msg = mHandler.obtainMessage(MSG_WRITE); - mHandler.sendMessageDelayed(msg, 10000); - } - } - } - - public CompatibilityInfo compatibilityInfoForPackageLocked(ApplicationInfo ai) { - CompatibilityInfo ci = new CompatibilityInfo(ai, mService.mConfiguration.screenLayout, - mService.mConfiguration.smallestScreenWidthDp, - (getPackageFlags(ai.packageName)&COMPAT_FLAG_ENABLED) != 0); - //Slog.i(TAG, "*********** COMPAT FOR PKG " + ai.packageName + ": " + ci); - return ci; - } - - public int computeCompatModeLocked(ApplicationInfo ai) { - boolean enabled = (getPackageFlags(ai.packageName)&COMPAT_FLAG_ENABLED) != 0; - CompatibilityInfo info = new CompatibilityInfo(ai, - mService.mConfiguration.screenLayout, - mService.mConfiguration.smallestScreenWidthDp, enabled); - if (info.alwaysSupportsScreen()) { - return ActivityManager.COMPAT_MODE_NEVER; - } - if (info.neverSupportsScreen()) { - return ActivityManager.COMPAT_MODE_ALWAYS; - } - return enabled ? ActivityManager.COMPAT_MODE_ENABLED - : ActivityManager.COMPAT_MODE_DISABLED; - } - - public boolean getFrontActivityAskCompatModeLocked() { - ActivityRecord r = mService.getFocusedStack().topRunningActivityLocked(null); - if (r == null) { - return false; - } - return getPackageAskCompatModeLocked(r.packageName); - } - - public boolean getPackageAskCompatModeLocked(String packageName) { - return (getPackageFlags(packageName)&COMPAT_FLAG_DONT_ASK) == 0; - } - - public void setFrontActivityAskCompatModeLocked(boolean ask) { - ActivityRecord r = mService.getFocusedStack().topRunningActivityLocked(null); - if (r != null) { - setPackageAskCompatModeLocked(r.packageName, ask); - } - } - - public void setPackageAskCompatModeLocked(String packageName, boolean ask) { - int curFlags = getPackageFlags(packageName); - int newFlags = ask ? (curFlags&~COMPAT_FLAG_DONT_ASK) : (curFlags|COMPAT_FLAG_DONT_ASK); - if (curFlags != newFlags) { - if (newFlags != 0) { - mPackages.put(packageName, newFlags); - } else { - mPackages.remove(packageName); - } - mHandler.removeMessages(MSG_WRITE); - Message msg = mHandler.obtainMessage(MSG_WRITE); - mHandler.sendMessageDelayed(msg, 10000); - } - } - - public int getFrontActivityScreenCompatModeLocked() { - ActivityRecord r = mService.getFocusedStack().topRunningActivityLocked(null); - if (r == null) { - return ActivityManager.COMPAT_MODE_UNKNOWN; - } - return computeCompatModeLocked(r.info.applicationInfo); - } - - public void setFrontActivityScreenCompatModeLocked(int mode) { - ActivityRecord r = mService.getFocusedStack().topRunningActivityLocked(null); - if (r == null) { - Slog.w(TAG, "setFrontActivityScreenCompatMode failed: no top activity"); - return; - } - setPackageScreenCompatModeLocked(r.info.applicationInfo, mode); - } - - public int getPackageScreenCompatModeLocked(String packageName) { - ApplicationInfo ai = null; - try { - ai = AppGlobals.getPackageManager().getApplicationInfo(packageName, 0, 0); - } catch (RemoteException e) { - } - if (ai == null) { - return ActivityManager.COMPAT_MODE_UNKNOWN; - } - return computeCompatModeLocked(ai); - } - - public void setPackageScreenCompatModeLocked(String packageName, int mode) { - ApplicationInfo ai = null; - try { - ai = AppGlobals.getPackageManager().getApplicationInfo(packageName, 0, 0); - } catch (RemoteException e) { - } - if (ai == null) { - Slog.w(TAG, "setPackageScreenCompatMode failed: unknown package " + packageName); - return; - } - setPackageScreenCompatModeLocked(ai, mode); - } - - private void setPackageScreenCompatModeLocked(ApplicationInfo ai, int mode) { - final String packageName = ai.packageName; - - int curFlags = getPackageFlags(packageName); - - boolean enable; - switch (mode) { - case ActivityManager.COMPAT_MODE_DISABLED: - enable = false; - break; - case ActivityManager.COMPAT_MODE_ENABLED: - enable = true; - break; - case ActivityManager.COMPAT_MODE_TOGGLE: - enable = (curFlags&COMPAT_FLAG_ENABLED) == 0; - break; - default: - Slog.w(TAG, "Unknown screen compat mode req #" + mode + "; ignoring"); - return; - } - - int newFlags = curFlags; - if (enable) { - newFlags |= COMPAT_FLAG_ENABLED; - } else { - newFlags &= ~COMPAT_FLAG_ENABLED; - } - - CompatibilityInfo ci = compatibilityInfoForPackageLocked(ai); - if (ci.alwaysSupportsScreen()) { - Slog.w(TAG, "Ignoring compat mode change of " + packageName - + "; compatibility never needed"); - newFlags = 0; - } - if (ci.neverSupportsScreen()) { - Slog.w(TAG, "Ignoring compat mode change of " + packageName - + "; compatibility always needed"); - newFlags = 0; - } - - if (newFlags != curFlags) { - if (newFlags != 0) { - mPackages.put(packageName, newFlags); - } else { - mPackages.remove(packageName); - } - - // Need to get compatibility info in new state. - ci = compatibilityInfoForPackageLocked(ai); - - mHandler.removeMessages(MSG_WRITE); - Message msg = mHandler.obtainMessage(MSG_WRITE); - mHandler.sendMessageDelayed(msg, 10000); - - final ActivityStack stack = mService.getFocusedStack(); - ActivityRecord starting = stack.restartPackage(packageName); - - // Tell all processes that loaded this package about the change. - for (int i=mService.mLruProcesses.size()-1; i>=0; i--) { - ProcessRecord app = mService.mLruProcesses.get(i); - if (!app.pkgList.containsKey(packageName)) { - continue; - } - try { - if (app.thread != null) { - if (DEBUG_CONFIGURATION) Slog.v(TAG, "Sending to proc " - + app.processName + " new compat " + ci); - app.thread.updatePackageCompatibilityInfo(packageName, ci); - } - } catch (Exception e) { - } - } - - if (starting != null) { - stack.ensureActivityConfigurationLocked(starting, 0); - // And we need to make sure at this point that all other activities - // are made visible with the correct configuration. - stack.ensureActivitiesVisibleLocked(starting, 0); - } - } - } - - void saveCompatModes() { - HashMap<String, Integer> pkgs; - synchronized (mService) { - pkgs = new HashMap<String, Integer>(mPackages); - } - - FileOutputStream fos = null; - - try { - fos = mFile.startWrite(); - XmlSerializer out = new FastXmlSerializer(); - out.setOutput(fos, "utf-8"); - out.startDocument(null, true); - out.setFeature("http://xmlpull.org/v1/doc/features.html#indent-output", true); - out.startTag(null, "compat-packages"); - - final IPackageManager pm = AppGlobals.getPackageManager(); - final int screenLayout = mService.mConfiguration.screenLayout; - final int smallestScreenWidthDp = mService.mConfiguration.smallestScreenWidthDp; - final Iterator<Map.Entry<String, Integer>> it = pkgs.entrySet().iterator(); - while (it.hasNext()) { - Map.Entry<String, Integer> entry = it.next(); - String pkg = entry.getKey(); - int mode = entry.getValue(); - if (mode == 0) { - continue; - } - ApplicationInfo ai = null; - try { - ai = pm.getApplicationInfo(pkg, 0, 0); - } catch (RemoteException e) { - } - if (ai == null) { - continue; - } - CompatibilityInfo info = new CompatibilityInfo(ai, screenLayout, - smallestScreenWidthDp, false); - if (info.alwaysSupportsScreen()) { - continue; - } - if (info.neverSupportsScreen()) { - continue; - } - out.startTag(null, "pkg"); - out.attribute(null, "name", pkg); - out.attribute(null, "mode", Integer.toString(mode)); - out.endTag(null, "pkg"); - } - - out.endTag(null, "compat-packages"); - out.endDocument(); - - mFile.finishWrite(fos); - } catch (java.io.IOException e1) { - Slog.w(TAG, "Error writing compat packages", e1); - if (fos != null) { - mFile.failWrite(fos); - } - } - } -} |