Launcher: show unread notify info number at APP icon on Launcher

Show APP's unread info number at Launcher:

  - Register a receiver to receive the UNREAD_CHANGED event to update the APP icon

  - When the unread number changed, recreate the icon bitmap of icon cache

Change-Id: I7dd0fb2c29959f1584682965fb1476e3f3c77739

10 files changed, 186 insertions, 16 deletions

diff --git a/res/values/colors.xml b/res/values/colors.xml
index b2164de89..fd50ffd73 100644
--- a/res/values/colors.xml
+++ b/res/values/colors.xml
@@ -44,4 +44,6 @@
     <color name="settings_bg_header_color">#FFb2b0ab</color>
     <color name="settings_bg_selected_color">#26000000</color>
     <color name="settings_transition_selected_color">#50000000</color>
+
+    <color name="infomation_count_circle_color">#F44336</color>
 </resources>
diff --git a/res/values/config.xml b/res/values/config.xml
index 52d08718f..8ce37fe28 100644
--- a/res/values/config.xml
+++ b/res/values/config.xml
@@ -100,9 +100,6 @@
     <!-- Camera distance for the overscroll effect -->
     <integer name="config_cameraDistance">8000</integer>
 
-<!-- Hotseat -->
-    <bool name="hotseat_transpose_layout_with_orientation">true</bool>
-
     <!-- Memory debugging, including a memory dump icon -->
     <bool name="debug_memory_enabled">false</bool>
 
@@ -113,4 +110,16 @@
     <!-- Name of a subclass of com.android.launcher3.BuildInfo used to
          get build information. Can be empty. -->
     <string name="build_info_class" translatable="false"></string>
+
+<!-- Hotseat -->
+    <bool name="hotseat_transpose_layout_with_orientation">true</bool>
+    <integer name="hotseat_cell_count">5</integer>
+    <integer name="hotseat_all_apps_index">2</integer>
+    <!-- must be between 0 and 100 -->
+    <integer name="hotseat_item_scale_percentage">100</integer>
+
+    <bool name="config_launcher_sort">false</bool>
+    <bool name="config_launcher_page">false</bool>
+    <bool name="config_launcher_shortcut">false</bool>
+    <bool name="config_launcher_show_unread_number">false</bool>
 </resources>
diff --git a/res/values/dimens.xml b/res/values/dimens.xml
index 15f37ad41..d591535d3 100644
--- a/res/values/dimens.xml
+++ b/res/values/dimens.xml
@@ -70,6 +70,11 @@
     <!-- Drag padding to add to the bottom of drop targets -->
     <dimen name="drop_target_drag_padding">14dp</dimen>
 
+    <dimen name="infomation_count_height">14dp</dimen>
+    <dimen name="infomation_count_min_width">14dp</dimen>
+    <dimen name="infomation_count_textsize">11dp</dimen>
+    <dimen name="infomation_count_padding">4dp</dimen>
+    <dimen name="infomation_count_circle_radius">7dp</dimen>
 <!-- Dragging -->
     <!-- the area at the edge of the screen that makes the workspace go left
          or right while you're dragging. -->
diff --git a/src/com/android/launcher3/AllAppsList.java b/src/com/android/launcher3/AllAppsList.java
index 38d2fa541..f9900e604 100644
--- a/src/com/android/launcher3/AllAppsList.java
+++ b/src/com/android/launcher3/AllAppsList.java
@@ -18,11 +18,6 @@ package com.android.launcher3;
 
 import android.content.ComponentName;
 import android.content.Context;
-import android.content.Intent;
-import android.content.pm.ActivityInfo;
-import android.content.pm.PackageManager;
-import android.content.pm.ResolveInfo;
-
 import com.android.launcher3.compat.LauncherActivityInfoCompat;
 import com.android.launcher3.compat.LauncherAppsCompat;
 import com.android.launcher3.compat.UserHandleCompat;
@@ -231,4 +226,36 @@ class AllAppsList {
         }
         return null;
     }
+
+    public AppInfo unreadNumbersChanged(Context context, ComponentName component,
+            int unreadNum) {
+
+        if (component == null) { return null; }
+
+        LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(context);
+        UserHandleCompat myUserHandle = UserHandleCompat.myUserHandle();
+        List<LauncherActivityInfoCompat> matches =
+                launcherApps.getActivityList(component.getPackageName(), myUserHandle);
+
+        for (LauncherActivityInfoCompat launcherActivityInfoCompat : matches) {
+            if (component.getPackageName().equals(
+                    launcherActivityInfoCompat.getComponentName().getPackageName())) {
+
+                AppInfo appInfo = findApplicationInfoLocked(
+                        component.getPackageName(), myUserHandle,
+                        component.getClassName());
+
+                if (appInfo == null) {
+                    return null;
+                } else {
+                    appInfo.unreadNum = unreadNum;
+                    mIconCache.remove(appInfo.componentName, myUserHandle);
+                    mIconCache.getTitleAndIcon(appInfo, launcherActivityInfoCompat, null);
+                    return appInfo;
+                }
+            }
+        }
+
+        return null;
+    }
 }
diff --git a/src/com/android/launcher3/AppInfo.java b/src/com/android/launcher3/AppInfo.java
index bfcad84b3..b1af370b1 100644
--- a/src/com/android/launcher3/AppInfo.java
+++ b/src/com/android/launcher3/AppInfo.java
@@ -56,6 +56,10 @@ public class AppInfo extends ItemInfo {
 
     ComponentName componentName;
 
+    int count;
+
+    int unreadNum = 0;
+
     static final int DOWNLOADED_FLAG = 1;
     static final int UPDATED_SYSTEM_APP_FLAG = 2;
 
diff --git a/src/com/android/launcher3/IconCache.java b/src/com/android/launcher3/IconCache.java
index bb71d776c..03684f600 100644
--- a/src/com/android/launcher3/IconCache.java
+++ b/src/com/android/launcher3/IconCache.java
@@ -245,7 +245,7 @@ public class IconCache {
             HashMap<Object, CharSequence> labelCache) {
         synchronized (mCache) {
             CacheEntry entry = cacheLocked(application.componentName, info, labelCache,
-                    info.getUser(), false);
+                    info.getUser(), false, application.unreadNum);
 
             application.title = entry.title;
             application.iconBitmap = entry.icon;
@@ -267,7 +267,7 @@ public class IconCache {
             }
 
             LauncherActivityInfoCompat launcherActInfo = mLauncherApps.resolveActivity(intent, user);
-            CacheEntry entry = cacheLocked(component, launcherActInfo, null, user, usePkgIcon);
+            CacheEntry entry = cacheLocked(component, launcherActInfo, null, user, usePkgIcon, -1);
             if (title != null) {
                 entry.title = title;
                 entry.contentDescription = mUserManager.getBadgedLabelForUser(title, user);
@@ -292,7 +292,8 @@ public class IconCache {
             } else {
                 LauncherActivityInfoCompat launcherActInfo =
                         mLauncherApps.resolveActivity(intent, user);
-                CacheEntry entry = cacheLocked(component, launcherActInfo, null, user, usePkgIcon);
+                CacheEntry entry = cacheLocked(component, launcherActInfo, null, user, usePkgIcon,
+                        -1);
 
                 shortcutInfo.setIcon(entry.icon);
                 shortcutInfo.title = entry.title;
@@ -316,7 +317,7 @@ public class IconCache {
                 return null;
             }
 
-            CacheEntry entry = cacheLocked(component, info, labelCache, info.getUser(), false);
+            CacheEntry entry = cacheLocked(component, info, labelCache, info.getUser(), false, -1);
             return entry.icon;
         }
     }
@@ -326,10 +327,11 @@ public class IconCache {
     }
 
     private CacheEntry cacheLocked(ComponentName componentName, LauncherActivityInfoCompat info,
-            HashMap<Object, CharSequence> labelCache, UserHandleCompat user, boolean usePackageIcon) {
+            HashMap<Object, CharSequence> labelCache, UserHandleCompat user,
+            boolean usePackageIcon, int unreadNum) {
         CacheKey cacheKey = new CacheKey(componentName, user);
         CacheEntry entry = mCache.get(cacheKey);
-        if (entry == null) {
+        if (entry == null || unreadNum >= 0) {
             entry = new CacheEntry();
 
             mCache.put(cacheKey, entry);
@@ -347,7 +349,7 @@ public class IconCache {
 
                 entry.contentDescription = mUserManager.getBadgedLabelForUser(entry.title, user);
                 entry.icon = Utilities.createIconBitmap(
-                        info.getBadgedIcon(mIconDpi), mContext);
+                        info.getBadgedIcon(mIconDpi), mContext, unreadNum);
             } else {
                 entry.title = "";
                 Bitmap preloaded = getPreloadedIcon(componentName, user);
diff --git a/src/com/android/launcher3/LauncherAppState.java b/src/com/android/launcher3/LauncherAppState.java
index 128065ab6..a207f1e2c 100644
--- a/src/com/android/launcher3/LauncherAppState.java
+++ b/src/com/android/launcher3/LauncherAppState.java
@@ -111,6 +111,13 @@ public class LauncherAppState implements DeviceProfile.DeviceProfileCallbacks {
         filter = new IntentFilter();
         filter.addAction(SearchManager.INTENT_GLOBAL_SEARCH_ACTIVITY_CHANGED);
         sContext.registerReceiver(mModel, filter);
+
+        filter = new IntentFilter();
+        if (LauncherApplication.LAUNCHER_SHOW_UNREAD_NUMBER) {
+            filter.addAction(LauncherModel.ACTION_UNREAD_CHANGED);
+            sContext.registerReceiver(mModel, filter);
+        }
+
         filter = new IntentFilter();
         filter.addAction(SearchManager.INTENT_ACTION_SEARCHABLES_CHANGED);
         sContext.registerReceiver(mModel, filter);
diff --git a/src/com/android/launcher3/LauncherApplication.java b/src/com/android/launcher3/LauncherApplication.java
index 8b179f1e7..f0a08ffbe 100644
--- a/src/com/android/launcher3/LauncherApplication.java
+++ b/src/com/android/launcher3/LauncherApplication.java
@@ -19,9 +19,13 @@ package com.android.launcher3;
 import android.app.Application;
 
 public class LauncherApplication extends Application {
+    public static boolean LAUNCHER_SHOW_UNREAD_NUMBER;
+
     @Override
     public void onCreate() {
         super.onCreate();
+        LAUNCHER_SHOW_UNREAD_NUMBER = getResources().getBoolean(
+                R.bool.config_launcher_show_unread_number);
         LauncherAppState.setApplicationContext(this);
         LauncherAppState.getInstance();
     }
@@ -31,4 +35,4 @@ public class LauncherApplication extends Application {
         super.onTerminate();
         LauncherAppState.getInstance().onTerminate();
     }
-}
\ No newline at end of file
+}
diff --git a/src/com/android/launcher3/LauncherModel.java b/src/com/android/launcher3/LauncherModel.java
index 79e7cbf43..abd41b0bc 100644
--- a/src/com/android/launcher3/LauncherModel.java
+++ b/src/com/android/launcher3/LauncherModel.java
@@ -178,6 +178,9 @@ public class LauncherModel extends BroadcastReceiver
 
     // </ only access in worker thread >
 
+    public static final String ACTION_UNREAD_CHANGED =
+            "com.android.launcher.action.UNREAD_CHANGED";
+
     private IconCache mIconCache;
 
     protected int mPreviousConfigMcc;
@@ -214,6 +217,58 @@ public class LauncherModel extends BroadcastReceiver
         public void dumpLogsToLocalData();
     }
 
+    private HashMap<ComponentName, UnreadInfo> unreadChangedMap =
+            new HashMap<ComponentName, LauncherModel.UnreadInfo>();
+
+    private class UnreadInfo {
+        ComponentName mComponentName;
+        int mUnreadNum;
+
+        public UnreadInfo(ComponentName componentName, int unreadNum) {
+            mComponentName = componentName;
+            mUnreadNum = unreadNum;
+        }
+    }
+
+    private class UnreadNumberChangeTask implements Runnable {
+        public void run() {
+            ArrayList<UnreadInfo> unreadInfos = new ArrayList<LauncherModel.UnreadInfo>();
+            synchronized (unreadChangedMap) {
+                unreadInfos.addAll(unreadChangedMap.values());
+                unreadChangedMap.clear();
+            }
+
+            Context context = mApp.getContext();
+            final Callbacks callbacks = mCallbacks != null ? mCallbacks.get() : null;
+            if (callbacks == null) {
+                Log.w(TAG, "Nobody to tell about the new app.  Launcher is probably loading.");
+                return;
+            }
+
+            final ArrayList<AppInfo> unreadChangeFinal = new ArrayList<AppInfo>();
+            for (UnreadInfo uInfo : unreadInfos) {
+                AppInfo info = mBgAllAppsList.unreadNumbersChanged(context,
+                        uInfo.mComponentName, uInfo.mUnreadNum);
+                if (info != null) {
+                    unreadChangeFinal.add(info);
+                }
+            }
+
+            if (unreadChangeFinal.isEmpty()) return;
+
+            mHandler.post(new Runnable() {
+                public void run() {
+                    Callbacks cb = mCallbacks != null ? mCallbacks.get() : null;
+                    if (callbacks == cb && cb != null) {
+                        callbacks.bindAppsUpdated(unreadChangeFinal);
+                    }
+                }
+            });
+        }
+    }
+
+    private UnreadNumberChangeTask mUnreadUpdateTask = new UnreadNumberChangeTask();
+
     public interface ItemInfoFilter {
         public boolean filterItem(ItemInfo parent, ItemInfo info, ComponentName cn);
     }
@@ -1334,6 +1389,16 @@ public class LauncherModel extends BroadcastReceiver
                     callbacks.bindSearchablesChanged();
                 }
             }
+        } else if (ACTION_UNREAD_CHANGED.equals(action)) {
+            ComponentName componentName = intent.getParcelableExtra("component_name");
+            int unreadNum = intent.getIntExtra("unread_number", 0);
+
+            if (componentName == null) return;
+            synchronized (unreadChangedMap) {
+                unreadChangedMap.put(componentName, new UnreadInfo(componentName, unreadNum));
+            }
+            sWorker.removeCallbacks(mUnreadUpdateTask);
+            sWorker.post(mUnreadUpdateTask);
         }
     }
 
diff --git a/src/com/android/launcher3/Utilities.java b/src/com/android/launcher3/Utilities.java
index 80d4b22ce..addd74cfc 100644
--- a/src/com/android/launcher3/Utilities.java
+++ b/src/com/android/launcher3/Utilities.java
@@ -32,8 +32,11 @@ import android.graphics.Canvas;
 import android.graphics.Color;
 import android.graphics.Matrix;
 import android.graphics.Paint;
+import android.graphics.Paint.Style;
 import android.graphics.PaintFlagsDrawFilter;
 import android.graphics.Rect;
+import android.graphics.RectF;
+import android.graphics.Typeface;
 import android.graphics.drawable.BitmapDrawable;
 import android.graphics.drawable.Drawable;
 import android.graphics.drawable.PaintDrawable;
@@ -75,6 +78,48 @@ public final class Utilities {
     static final String FORCE_ENABLE_ROTATION_PROPERTY = "launcher_force_rotate";
     public static boolean sForceEnableRotation = isPropertyEnabled(FORCE_ENABLE_ROTATION_PROPERTY);
 
+   static Bitmap createIconBitmap(Drawable icon, Context context, int count) {
+       Bitmap b = createIconBitmap(icon, context);
+
+       if (!LauncherApplication.LAUNCHER_SHOW_UNREAD_NUMBER || count <= 0) {
+           return b;
+       }
+
+       int textureWidth = b.getWidth();
+       final Resources resources = context.getResources();
+       final Canvas canvas = sCanvas;
+       canvas.setBitmap(b);
+
+       float textsize = resources.getDimension(R.dimen.infomation_count_textsize);
+       Paint countPaint = new Paint(Paint.ANTI_ALIAS_FLAG|Paint.DEV_KERN_TEXT_FLAG);
+       countPaint.setColor(Color.WHITE);
+       countPaint.setTextSize(textsize);
+
+       String text = String.valueOf(count);
+       if (count >= 1000) {
+           text = "999+";
+       }
+
+       float count_hight = resources.getDimension(R.dimen.infomation_count_height);
+       float padding = resources.getDimension(R.dimen.infomation_count_padding);
+       float radius = resources.getDimension(R.dimen.infomation_count_circle_radius);
+       int  textwidth = (int) (countPaint.measureText(text) + 1);
+       float width =textwidth + padding * 2;
+       width = Math.max(width, resources.getDimensionPixelSize(R.dimen.infomation_count_min_width));
+
+       RectF rect = new RectF(textureWidth - width -1, 1, textureWidth - 1, count_hight + 1);
+       Paint paint = new Paint();
+       paint.setAntiAlias(true);
+       paint.setColor(resources.getColor(R.color.infomation_count_circle_color));
+       canvas.drawRoundRect(rect , radius, radius, paint);
+
+       float x = textureWidth - (width + textwidth ) / 2 - 1;
+       float y = textsize;
+       canvas.drawText(text, x, y, countPaint);
+
+       return b;
+    }
+
     /**
      * Returns a FastBitmapDrawable with the icon, accurately sized.
      */