Merge "Refactoring RecentsActivityValues into TaskDescription, and ensuring they are resolved when set. (Bug 14995928, 14832629)"
diff --git a/api/current.txt b/api/current.txt
index ed20009..b03c079 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -3348,12 +3348,12 @@
method public final void setProgressBarIndeterminate(boolean);
method public final void setProgressBarIndeterminateVisibility(boolean);
method public final void setProgressBarVisibility(boolean);
- method public void setRecentsActivityValues(android.app.ActivityManager.RecentsActivityValues);
method public void setRequestedOrientation(int);
method public final void setResult(int);
method public final void setResult(int, android.content.Intent);
method public final void setSecondaryProgress(int);
method public void setSharedElementListener(android.app.SharedElementListener);
+ method public void setTaskDescription(android.app.ActivityManager.TaskDescription);
method public void setTitle(java.lang.CharSequence);
method public void setTitle(int);
method public deprecated void setTitleColor(int);
@@ -3478,7 +3478,6 @@
method public void readFromParcel(android.os.Parcel);
method public void writeToParcel(android.os.Parcel, int);
field public static final android.os.Parcelable.Creator CREATOR;
- field public android.app.ActivityManager.RecentsActivityValues activityValues;
field public android.content.Intent baseIntent;
field public java.lang.CharSequence description;
field public int id;
@@ -3486,21 +3485,6 @@
field public int persistentId;
}
- public static class ActivityManager.RecentsActivityValues implements android.os.Parcelable {
- ctor public ActivityManager.RecentsActivityValues(android.app.ActivityManager.RecentsActivityValues);
- ctor public ActivityManager.RecentsActivityValues(java.lang.CharSequence, android.graphics.Bitmap, int);
- ctor public ActivityManager.RecentsActivityValues(java.lang.CharSequence, android.graphics.Bitmap);
- ctor public ActivityManager.RecentsActivityValues(java.lang.CharSequence);
- ctor public ActivityManager.RecentsActivityValues();
- method public int describeContents();
- method public void readFromParcel(android.os.Parcel);
- method public void writeToParcel(android.os.Parcel, int);
- field public static final android.os.Parcelable.Creator CREATOR;
- field public int colorPrimary;
- field public android.graphics.Bitmap icon;
- field public java.lang.CharSequence label;
- }
-
public static class ActivityManager.RunningAppProcessInfo implements android.os.Parcelable {
ctor public ActivityManager.RunningAppProcessInfo();
ctor public ActivityManager.RunningAppProcessInfo(java.lang.String, int, java.lang.String[]);
@@ -3570,6 +3554,21 @@
field public android.content.ComponentName topActivity;
}
+ public static class ActivityManager.TaskDescription implements android.os.Parcelable {
+ ctor public ActivityManager.TaskDescription(android.app.ActivityManager.TaskDescription);
+ ctor public ActivityManager.TaskDescription(java.lang.CharSequence, android.graphics.Bitmap, int);
+ ctor public ActivityManager.TaskDescription(java.lang.CharSequence, android.graphics.Bitmap);
+ ctor public ActivityManager.TaskDescription(java.lang.CharSequence);
+ ctor public ActivityManager.TaskDescription();
+ method public int describeContents();
+ method public android.graphics.Bitmap getIcon();
+ method public java.lang.CharSequence getLabel();
+ method public int getPrimaryColor();
+ method public void readFromParcel(android.os.Parcel);
+ method public void writeToParcel(android.os.Parcel, int);
+ field public static final android.os.Parcelable.Creator CREATOR;
+ }
+
public class ActivityOptions {
method public static android.app.ActivityOptions makeCustomAnimation(android.content.Context, int, int);
method public static android.app.ActivityOptions makeScaleUpAnimation(android.view.View, int, int, int, int);
diff --git a/core/java/android/app/Activity.java b/core/java/android/app/Activity.java
index 87789de..e1a94d7 100644
--- a/core/java/android/app/Activity.java
+++ b/core/java/android/app/Activity.java
@@ -3613,15 +3613,15 @@
theme.applyStyle(resid, false);
}
- // Get the primary color and update the RecentsActivityValues for this activity
+ // Get the primary color and update the TaskDescription for this activity
if (theme != null) {
TypedArray a = theme.obtainStyledAttributes(com.android.internal.R.styleable.Theme);
int colorPrimary = a.getColor(com.android.internal.R.styleable.Theme_colorPrimary, 0);
a.recycle();
if (colorPrimary != 0) {
- ActivityManager.RecentsActivityValues v = new ActivityManager.RecentsActivityValues();
- v.colorPrimary = colorPrimary;
- setRecentsActivityValues(v);
+ ActivityManager.TaskDescription v = new ActivityManager.TaskDescription(null, null,
+ colorPrimary);
+ setTaskDescription(v);
}
}
}
@@ -4926,27 +4926,30 @@
}
/**
- * Sets information describing this Activity for presentation inside the Recents System UI. When
- * {@link ActivityManager#getRecentTasks} is called, the activities of each task are
- * traversed in order from the topmost activity to the bottommost. The traversal continues for
- * each property until a suitable value is found. For each task those values will be returned in
- * {@link android.app.ActivityManager.RecentsActivityValues}.
+ * Sets information describing the task with this activity for presentation inside the Recents
+ * System UI. When {@link ActivityManager#getRecentTasks} is called, the activities of each task
+ * are traversed in order from the topmost activity to the bottommost. The traversal continues
+ * for each property until a suitable value is found. For each task the taskDescription will be
+ * returned in {@link android.app.ActivityManager.TaskDescription}.
*
* @see ActivityManager#getRecentTasks
- * @see android.app.ActivityManager.RecentsActivityValues
+ * @see android.app.ActivityManager.TaskDescription
*
- * @param values The Recents values that describe this activity.
+ * @param taskDescription The TaskDescription properties that describe the task with this activity
*/
- public void setRecentsActivityValues(ActivityManager.RecentsActivityValues values) {
- ActivityManager.RecentsActivityValues activityValues =
- new ActivityManager.RecentsActivityValues(values);
- // Scale the icon down to something reasonable
- if (values.icon != null) {
+ public void setTaskDescription(ActivityManager.TaskDescription taskDescription) {
+ ActivityManager.TaskDescription td;
+ // Scale the icon down to something reasonable if it is provided
+ if (taskDescription.getIcon() != null) {
final int size = ActivityManager.getLauncherLargeIconSizeInner(this);
- activityValues.icon = Bitmap.createScaledBitmap(values.icon, size, size, true);
+ final Bitmap icon = Bitmap.createScaledBitmap(taskDescription.getIcon(), size, size, true);
+ td = new ActivityManager.TaskDescription(taskDescription.getLabel(), icon,
+ taskDescription.getPrimaryColor());
+ } else {
+ td = taskDescription;
}
try {
- ActivityManagerNative.getDefault().setRecentsActivityValues(mToken, activityValues);
+ ActivityManagerNative.getDefault().setTaskDescription(mToken, td);
} catch (RemoteException e) {
}
}
diff --git a/core/java/android/app/ActivityManager.java b/core/java/android/app/ActivityManager.java
index 1d05320..abcb0d0 100644
--- a/core/java/android/app/ActivityManager.java
+++ b/core/java/android/app/ActivityManager.java
@@ -33,6 +33,7 @@
import android.content.pm.UserInfo;
import android.content.res.Resources;
import android.graphics.Bitmap;
+import android.graphics.Color;
import android.graphics.Rect;
import android.os.Bundle;
import android.os.Debug;
@@ -477,65 +478,84 @@
/**
* Information you can set and retrieve about the current activity within the recent task list.
*/
- public static class RecentsActivityValues implements Parcelable {
- public CharSequence label;
- public Bitmap icon;
- public int colorPrimary;
-
- public RecentsActivityValues(RecentsActivityValues values) {
- copyFrom(values);
- }
+ public static class TaskDescription implements Parcelable {
+ private String mLabel;
+ private Bitmap mIcon;
+ private int mColorPrimary;
/**
- * Creates the RecentsActivityValues to the specified values.
+ * Creates the TaskDescription to the specified values.
*
- * @param label A label and description of the current state of this activity.
- * @param icon An icon that represents the current state of this activity.
- * @param color A color to override the theme's primary color.
+ * @param label A label and description of the current state of this task.
+ * @param icon An icon that represents the current state of this task.
+ * @param colorPrimary A color to override the theme's primary color. This color must be opaque.
*/
- public RecentsActivityValues(CharSequence label, Bitmap icon, int color) {
- this.label = label;
- this.icon = icon;
- this.colorPrimary = color;
+ public TaskDescription(String label, Bitmap icon, int colorPrimary) {
+ if ((colorPrimary != 0) && (Color.alpha(colorPrimary) != 255)) {
+ throw new RuntimeException("A TaskDescription's primary color should be opaque");
+ }
+
+ mLabel = label;
+ mIcon = icon;
+ mColorPrimary = colorPrimary;
}
/**
- * Creates the RecentsActivityValues to the specified values.
+ * Creates the TaskDescription to the specified values.
*
* @param label A label and description of the current state of this activity.
* @param icon An icon that represents the current state of this activity.
*/
- public RecentsActivityValues(CharSequence label, Bitmap icon) {
+ public TaskDescription(String label, Bitmap icon) {
this(label, icon, 0);
}
/**
- * Creates the RecentsActivityValues to the specified values.
+ * Creates the TaskDescription to the specified values.
*
* @param label A label and description of the current state of this activity.
*/
- public RecentsActivityValues(CharSequence label) {
+ public TaskDescription(String label) {
this(label, null, 0);
}
- public RecentsActivityValues() {
+ /**
+ * Creates an empty TaskDescription.
+ */
+ public TaskDescription() {
this(null, null, 0);
}
- private RecentsActivityValues(Parcel source) {
+ /**
+ * Creates a copy of another TaskDescription.
+ */
+ public TaskDescription(TaskDescription td) {
+ this(td.getLabel(), td.getIcon(), td.getPrimaryColor());
+ }
+
+ private TaskDescription(Parcel source) {
readFromParcel(source);
}
/**
- * Do a shallow copy of another set of activity values.
- * @hide
+ * @return The label and description of the current state of this task.
*/
- public void copyFrom(RecentsActivityValues v) {
- if (v != null) {
- label = v.label;
- icon = v.icon;
- colorPrimary = v.colorPrimary;
- }
+ public String getLabel() {
+ return mLabel;
+ }
+
+ /**
+ * @return The icon that represents the current state of this task.
+ */
+ public Bitmap getIcon() {
+ return mIcon;
+ }
+
+ /**
+ * @return The color override on the theme's primary color.
+ */
+ public int getPrimaryColor() {
+ return mColorPrimary;
}
@Override
@@ -545,37 +565,41 @@
@Override
public void writeToParcel(Parcel dest, int flags) {
- TextUtils.writeToParcel(label, dest,
- Parcelable.PARCELABLE_WRITE_RETURN_VALUE);
- if (icon == null) {
+ if (mLabel == null) {
dest.writeInt(0);
} else {
dest.writeInt(1);
- icon.writeToParcel(dest, 0);
+ dest.writeString(mLabel);
}
- dest.writeInt(colorPrimary);
+ if (mIcon == null) {
+ dest.writeInt(0);
+ } else {
+ dest.writeInt(1);
+ mIcon.writeToParcel(dest, 0);
+ }
+ dest.writeInt(mColorPrimary);
}
public void readFromParcel(Parcel source) {
- label = TextUtils.CHAR_SEQUENCE_CREATOR.createFromParcel(source);
- icon = source.readInt() > 0 ? Bitmap.CREATOR.createFromParcel(source) : null;
- colorPrimary = source.readInt();
+ mLabel = source.readInt() > 0 ? source.readString() : null;
+ mIcon = source.readInt() > 0 ? Bitmap.CREATOR.createFromParcel(source) : null;
+ mColorPrimary = source.readInt();
}
- public static final Creator<RecentsActivityValues> CREATOR
- = new Creator<RecentsActivityValues>() {
- public RecentsActivityValues createFromParcel(Parcel source) {
- return new RecentsActivityValues(source);
+ public static final Creator<TaskDescription> CREATOR
+ = new Creator<TaskDescription>() {
+ public TaskDescription createFromParcel(Parcel source) {
+ return new TaskDescription(source);
}
- public RecentsActivityValues[] newArray(int size) {
- return new RecentsActivityValues[size];
+ public TaskDescription[] newArray(int size) {
+ return new TaskDescription[size];
}
};
@Override
public String toString() {
- return "RecentsActivityValues Label: " + label + " Icon: " + icon +
- " colorPrimary: " + colorPrimary;
+ return "TaskDescription Label: " + mLabel + " Icon: " + mIcon +
+ " colorPrimary: " + mColorPrimary;
}
}
@@ -629,9 +653,11 @@
/**
* The recent activity values for the highest activity in the stack to have set the values.
- * {@link Activity#setRecentsActivityValues(android.app.ActivityManager.RecentsActivityValues)}.
+ * {@link Activity#setTaskDescription(android.app.ActivityManager.TaskDescription)}.
+ *
+ * @hide
*/
- public RecentsActivityValues activityValues;
+ public TaskDescription taskDescription;
public RecentTaskInfo() {
}
@@ -654,9 +680,9 @@
ComponentName.writeToParcel(origActivity, dest);
TextUtils.writeToParcel(description, dest,
Parcelable.PARCELABLE_WRITE_RETURN_VALUE);
- if (activityValues != null) {
+ if (taskDescription != null) {
dest.writeInt(1);
- activityValues.writeToParcel(dest, 0);
+ taskDescription.writeToParcel(dest, 0);
} else {
dest.writeInt(0);
}
@@ -670,8 +696,8 @@
baseIntent = source.readInt() > 0 ? Intent.CREATOR.createFromParcel(source) : null;
origActivity = ComponentName.readFromParcel(source);
description = TextUtils.CHAR_SEQUENCE_CREATOR.createFromParcel(source);
- activityValues = source.readInt() > 0 ?
- RecentsActivityValues.CREATOR.createFromParcel(source) : null;
+ taskDescription = source.readInt() > 0 ?
+ TaskDescription.CREATOR.createFromParcel(source) : null;
stackId = source.readInt();
userId = source.readInt();
}
diff --git a/core/java/android/app/ActivityManagerNative.java b/core/java/android/app/ActivityManagerNative.java
index e704a1c..0f65454 100644
--- a/core/java/android/app/ActivityManagerNative.java
+++ b/core/java/android/app/ActivityManagerNative.java
@@ -2158,12 +2158,12 @@
return true;
}
- case SET_RECENTS_ACTIVITY_VALUES_TRANSACTION: {
+ case SET_TASK_DESCRIPTION_TRANSACTION: {
data.enforceInterface(IActivityManager.descriptor);
IBinder token = data.readStrongBinder();
- ActivityManager.RecentsActivityValues values =
- ActivityManager.RecentsActivityValues.CREATOR.createFromParcel(data);
- setRecentsActivityValues(token, values);
+ ActivityManager.TaskDescription values =
+ ActivityManager.TaskDescription.CREATOR.createFromParcel(data);
+ setTaskDescription(token, values);
reply.writeNoException();
return true;
}
@@ -4967,14 +4967,14 @@
}
@Override
- public void setRecentsActivityValues(IBinder token, ActivityManager.RecentsActivityValues values)
+ public void setTaskDescription(IBinder token, ActivityManager.TaskDescription values)
throws RemoteException {
Parcel data = Parcel.obtain();
Parcel reply = Parcel.obtain();
data.writeInterfaceToken(IActivityManager.descriptor);
data.writeStrongBinder(token);
values.writeToParcel(data, 0);
- mRemote.transact(SET_RECENTS_ACTIVITY_VALUES_TRANSACTION, data, reply, IBinder.FLAG_ONEWAY);
+ mRemote.transact(SET_TASK_DESCRIPTION_TRANSACTION, data, reply, IBinder.FLAG_ONEWAY);
reply.readException();
data.recycle();
reply.recycle();
diff --git a/core/java/android/app/IActivityManager.java b/core/java/android/app/IActivityManager.java
index 8753312..8434c2a0 100644
--- a/core/java/android/app/IActivityManager.java
+++ b/core/java/android/app/IActivityManager.java
@@ -440,7 +440,7 @@
public boolean isInLockTaskMode() throws RemoteException;
/** @hide */
- public void setRecentsActivityValues(IBinder token, ActivityManager.RecentsActivityValues values)
+ public void setTaskDescription(IBinder token, ActivityManager.TaskDescription values)
throws RemoteException;
/*
@@ -739,7 +739,7 @@
int START_LOCK_TASK_BY_TOKEN_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+214;
int STOP_LOCK_TASK_MODE_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+215;
int IS_IN_LOCK_TASK_MODE_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+216;
- int SET_RECENTS_ACTIVITY_VALUES_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+217;
+ int SET_TASK_DESCRIPTION_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+217;
int START_VOICE_ACTIVITY_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+218;
int GET_ACTIVITY_OPTIONS_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+219;
int GET_APP_TASKS_TRANSACTION = IBinder.FIRST_CALL_TRANSACTION+220;
diff --git a/packages/SystemUI/src/com/android/systemui/recents/RecentsTaskLoader.java b/packages/SystemUI/src/com/android/systemui/recents/RecentsTaskLoader.java
index 1ca0476..1c12ac2 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/RecentsTaskLoader.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/RecentsTaskLoader.java
@@ -400,15 +400,14 @@
ActivityInfo info = ssp.getActivityInfo(t.baseIntent.getComponent(), t.userId);
if (info == null) continue;
- ActivityManager.RecentsActivityValues av = t.activityValues;
+ ActivityManager.TaskDescription av = t.taskDescription;
String activityLabel = null;
BitmapDrawable activityIcon = null;
int activityColor = 0;
if (av != null) {
- activityLabel = (av.label != null ? av.label.toString() :
- ssp.getActivityLabel(info));
- activityIcon = (av.icon != null) ? new BitmapDrawable(res, av.icon) : null;
- activityColor = av.colorPrimary;
+ activityLabel = (av.getLabel() != null ? av.getLabel() : ssp.getActivityLabel(info));
+ activityIcon = (av.getIcon() != null) ? new BitmapDrawable(res, av.getIcon()) : null;
+ activityColor = av.getPrimaryColor();
} else {
activityLabel = ssp.getActivityLabel(info);
}
diff --git a/packages/SystemUI/src/com/android/systemui/recents/SystemServicesProxy.java b/packages/SystemUI/src/com/android/systemui/recents/SystemServicesProxy.java
index 8d82883..59d0ea6 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/SystemServicesProxy.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/SystemServicesProxy.java
@@ -96,18 +96,19 @@
int packageIndex = i % Constants.DebugFlags.App.SystemServicesProxyMockPackageCount;
ComponentName cn = new ComponentName("com.android.test" + packageIndex,
"com.android.test" + i + ".Activity");
+ String description = "" + i + " - " +
+ Long.toString(Math.abs(new Random().nextLong()), 36);
// Create the recent task info
ActivityManager.RecentTaskInfo rti = new ActivityManager.RecentTaskInfo();
rti.id = rti.persistentId = i;
rti.baseIntent = new Intent();
rti.baseIntent.setComponent(cn);
- rti.activityValues = new ActivityManager.RecentsActivityValues();
- rti.description = "" + i + " - " +
- Long.toString(Math.abs(new Random().nextLong()), 36);
+ rti.description = description;
if (i % 2 == 0) {
- rti.activityValues.label = rti.description;
- rti.activityValues.icon = Bitmap.createBitmap(mDummyIcon);
- rti.activityValues.colorPrimary = new Random().nextInt();
+ rti.taskDescription = new ActivityManager.TaskDescription(description,
+ Bitmap.createBitmap(mDummyIcon), new Random().nextInt());
+ } else {
+ rti.taskDescription = new ActivityManager.TaskDescription();
}
tasks.add(rti);
}
diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java
index bab5b9c..7abc75f 100644
--- a/services/core/java/com/android/server/am/ActivityManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityManagerService.java
@@ -7087,50 +7087,7 @@
rti.description = tr.lastDescription;
rti.stackId = tr.stack.mStackId;
rti.userId = tr.userId;
-
- // Traverse upwards looking for any break between main task activities and
- // utility activities.
- final ArrayList<ActivityRecord> activities = tr.mActivities;
- int activityNdx;
- final int numActivities = activities.size();
- for (activityNdx = Math.min(numActivities, 1); activityNdx < numActivities;
- ++activityNdx) {
- final ActivityRecord r = activities.get(activityNdx);
- if (r.intent != null &&
- (r.intent.getFlags() & Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET)
- != 0) {
- break;
- }
- }
- if (activityNdx > 0) {
- // Traverse downwards starting below break looking for set label, icon.
- // Note that if there are activities in the task but none of them set the
- // recent activity values, then we do not fall back to the last set
- // values in the TaskRecord.
- rti.activityValues = new ActivityManager.RecentsActivityValues();
- for (--activityNdx; activityNdx >= 0; --activityNdx) {
- final ActivityRecord r = activities.get(activityNdx);
- if (r.activityValues != null) {
- if (rti.activityValues.label == null) {
- rti.activityValues.label = r.activityValues.label;
- tr.lastActivityValues.label = r.activityValues.label;
- }
- if (rti.activityValues.icon == null) {
- rti.activityValues.icon = r.activityValues.icon;
- tr.lastActivityValues.icon = r.activityValues.icon;
- }
- if (rti.activityValues.colorPrimary == 0) {
- rti.activityValues.colorPrimary = r.activityValues.colorPrimary;
- tr.lastActivityValues.colorPrimary = r.activityValues.colorPrimary;
- }
- }
- }
- } else {
- // If there are no activity records in this task, then we use the last
- // resolved values
- rti.activityValues =
- new ActivityManager.RecentsActivityValues(tr.lastActivityValues);
- }
+ rti.taskDescription = new ActivityManager.TaskDescription(tr.lastTaskDescription);
return rti;
}
@@ -7261,11 +7218,12 @@
}
@Override
- public void setRecentsActivityValues(IBinder token, ActivityManager.RecentsActivityValues rav) {
+ public void setTaskDescription(IBinder token, ActivityManager.TaskDescription td) {
synchronized (this) {
ActivityRecord r = ActivityRecord.isInStackLocked(token);
if (r != null) {
- r.activityValues = rav;
+ r.taskDescription = td;
+ r.task.updateTaskDescription();
}
}
}
diff --git a/services/core/java/com/android/server/am/ActivityRecord.java b/services/core/java/com/android/server/am/ActivityRecord.java
index 9582ac7..dbe2ca1 100755
--- a/services/core/java/com/android/server/am/ActivityRecord.java
+++ b/services/core/java/com/android/server/am/ActivityRecord.java
@@ -149,7 +149,7 @@
boolean mStartingWindowShown = false;
ActivityContainer mInitialActivityContainer;
- ActivityManager.RecentsActivityValues activityValues; // the recents information for this activity
+ ActivityManager.TaskDescription taskDescription; // the recents information for this activity
void dump(PrintWriter pw, String prefix) {
final long now = SystemClock.uptimeMillis();
diff --git a/services/core/java/com/android/server/am/TaskRecord.java b/services/core/java/com/android/server/am/TaskRecord.java
index be884e7..6d66b29 100644
--- a/services/core/java/com/android/server/am/TaskRecord.java
+++ b/services/core/java/com/android/server/am/TaskRecord.java
@@ -58,8 +58,8 @@
// This represents the last resolved activity values for this task
// NOTE: This value needs to be persisted with each task
- ActivityManager.RecentsActivityValues lastActivityValues =
- new ActivityManager.RecentsActivityValues();
+ ActivityManager.TaskDescription lastTaskDescription =
+ new ActivityManager.TaskDescription();
/** List of all activities in the task arranged in history order */
final ArrayList<ActivityRecord> mActivities = new ArrayList<ActivityRecord>();
@@ -486,6 +486,48 @@
return null;
}
+ /** Updates the last task description values. */
+ void updateTaskDescription() {
+ // Traverse upwards looking for any break between main task activities and
+ // utility activities.
+ int activityNdx;
+ final int numActivities = mActivities.size();
+ for (activityNdx = Math.min(numActivities, 1); activityNdx < numActivities;
+ ++activityNdx) {
+ final ActivityRecord r = mActivities.get(activityNdx);
+ if (r.intent != null &&
+ (r.intent.getFlags() & Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET)
+ != 0) {
+ break;
+ }
+ }
+ if (activityNdx > 0) {
+ // Traverse downwards starting below break looking for set label, icon.
+ // Note that if there are activities in the task but none of them set the
+ // recent activity values, then we do not fall back to the last set
+ // values in the TaskRecord.
+ String label = null;
+ Bitmap icon = null;
+ int colorPrimary = 0;
+ for (--activityNdx; activityNdx >= 0; --activityNdx) {
+ final ActivityRecord r = mActivities.get(activityNdx);
+ if (r.taskDescription != null) {
+ if (label == null) {
+ label = r.taskDescription.getLabel();
+ }
+ if (icon == null) {
+ icon = r.taskDescription.getIcon();
+ }
+ if (colorPrimary == 0) {
+ colorPrimary = r.taskDescription.getPrimaryColor();
+
+ }
+ }
+ }
+ lastTaskDescription = new ActivityManager.TaskDescription(label, icon, colorPrimary);
+ }
+ }
+
void dump(PrintWriter pw, String prefix) {
if (numActivities != 0 || rootWasReset || userId != 0 || numFullscreen != 0) {
pw.print(prefix); pw.print("numActivities="); pw.print(numActivities);