Trebuchet : Show cling for allapps overview

This patchset adds a cling for the all apps indicator overview mode
as by default it is not very discoverable.

PS4: Strings + fixes

Change-Id: If7e91a0e123c0fbc4d4f4ed6ef35c1ff7b1abfb1

2 files changed, 63 insertions, 9 deletions

diff --git a/src/com/android/launcher3/Cling.java b/src/com/android/launcher3/Cling.java
index 338b722ab..01a54b4e1 100644
--- a/src/com/android/launcher3/Cling.java
+++ b/src/com/android/launcher3/Cling.java
@@ -18,7 +18,6 @@ package com.android.launcher3;
 
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
-import android.app.ActivityOptions;
 import android.content.Context;
 import android.content.ComponentName;
 import android.content.Intent;
@@ -41,6 +40,7 @@ public class Cling extends FrameLayout implements Insettable, View.OnClickListen
     static final String FIRST_RUN_CLING_DISMISSED_KEY = "cling_gel.first_run.dismissed";
     static final String WORKSPACE_CLING_DISMISSED_KEY = "cling_gel.workspace.dismissed";
     static final String FOLDER_CLING_DISMISSED_KEY = "cling_gel.folder.dismissed";
+    static final String ALL_APPS_CLING_DISMISSED_KEY = "cling_gel.all_apps.dismissed";
 
     private static String FIRST_RUN_PORTRAIT = "first_run_portrait";
     private static String FIRST_RUN_LANDSCAPE = "first_run_landscape";
@@ -54,6 +54,8 @@ public class Cling extends FrameLayout implements Insettable, View.OnClickListen
     private static String FOLDER_LANDSCAPE = "folder_landscape";
     private static String FOLDER_LARGE = "folder_large";
 
+    private static String ALL_APPS = "all_apps";
+
     private static float FIRST_RUN_CIRCLE_BUFFER_DPS = 60;
     private static float WORKSPACE_INNER_CIRCLE_RADIUS_DPS = 50;
     private static float WORKSPACE_OUTER_CIRCLE_RADIUS_DPS = 60;
@@ -78,6 +80,7 @@ public class Cling extends FrameLayout implements Insettable, View.OnClickListen
     private int mBackgroundColor;
 
     private final Rect mInsets = new Rect();
+    private int[] mPosition;
 
     public Cling(Context context) {
         this(context, null, 0);
@@ -127,6 +130,13 @@ public class Cling extends FrameLayout implements Insettable, View.OnClickListen
         }
     }
 
+    void setPunchThroughForView(View view) {
+        mPosition = new int[2];
+        view.getLocationOnScreen(mPosition);
+        mPosition[0] += view.getWidth() / 2;
+        mPosition[1] += view.getHeight() / 2;
+    }
+
     void setFocusedHotseatApp(int drawableId, int appRank, ComponentName cn, String title,
                               String description) {
         // Get the app to draw
@@ -173,7 +183,8 @@ public class Cling extends FrameLayout implements Insettable, View.OnClickListen
         if (mDrawIdentifier.equals(WORKSPACE_PORTRAIT) ||
                 mDrawIdentifier.equals(WORKSPACE_LANDSCAPE) ||
                 mDrawIdentifier.equals(WORKSPACE_LARGE) ||
-                mDrawIdentifier.equals(WORKSPACE_CUSTOM)) {
+                mDrawIdentifier.equals(WORKSPACE_CUSTOM) ||
+                mDrawIdentifier.equals(ALL_APPS)) {
             View content = getContent();
             content.setAlpha(0f);
             content.animate()
@@ -300,7 +311,8 @@ public class Cling extends FrameLayout implements Insettable, View.OnClickListen
         return (mDrawIdentifier.equals(WORKSPACE_PORTRAIT)
                 || mDrawIdentifier.equals(WORKSPACE_LANDSCAPE)
                 || mDrawIdentifier.equals(WORKSPACE_LARGE)
-                || mDrawIdentifier.equals(WORKSPACE_CUSTOM));
+                || mDrawIdentifier.equals(WORKSPACE_CUSTOM)
+                || mDrawIdentifier.equals(ALL_APPS));
     }
 
     @Override
@@ -353,6 +365,9 @@ public class Cling extends FrameLayout implements Insettable, View.OnClickListen
                 mDrawIdentifier.equals(WORKSPACE_LARGE)) {
             mLauncher.dismissWorkspaceCling(null);
             return true;
+        } else if (mDrawIdentifier.equals(ALL_APPS)) {
+            mLauncher.dismissAllAppsCling(null);
+            return true;
         }
         return false;
     }
@@ -379,7 +394,8 @@ public class Cling extends FrameLayout implements Insettable, View.OnClickListen
                 mBackground.draw(canvas);
             } else if (mDrawIdentifier.equals(WORKSPACE_PORTRAIT) ||
                     mDrawIdentifier.equals(WORKSPACE_LANDSCAPE) ||
-                    mDrawIdentifier.equals(WORKSPACE_LARGE)) {
+                    mDrawIdentifier.equals(WORKSPACE_LARGE) ||
+                    mDrawIdentifier.equals(ALL_APPS)) {
                 // Initialize the draw buffer (to allow punching through)
                 eraseBg = Bitmap.createBitmap(getMeasuredWidth(), getMeasuredHeight(),
                         Bitmap.Config.ARGB_8888);
@@ -411,16 +427,23 @@ public class Cling extends FrameLayout implements Insettable, View.OnClickListen
                         mBubblePaint);
             } else if (mDrawIdentifier.equals(WORKSPACE_PORTRAIT) ||
                     mDrawIdentifier.equals(WORKSPACE_LANDSCAPE) ||
-                    mDrawIdentifier.equals(WORKSPACE_LARGE)) {
+                    mDrawIdentifier.equals(WORKSPACE_LARGE) ||
+                    mDrawIdentifier.equals(ALL_APPS)) {
                 int offset = DynamicGrid.pxFromDp(WORKSPACE_CIRCLE_Y_OFFSET_DPS, metrics);
                 mErasePaint.setAlpha((int) (128));
-                eraseCanvas.drawCircle(metrics.widthPixels / 2,
-                        metrics.heightPixels / 2 - offset,
+                int punchX = metrics.widthPixels / 2;
+                int punchY = metrics.heightPixels / 2 - offset;
+                if (mPosition != null) {
+                    punchX = mPosition[0];
+                    punchY = mPosition[1];
+                }
+                eraseCanvas.drawCircle(punchX,
+                        punchY,
                         DynamicGrid.pxFromDp(WORKSPACE_OUTER_CIRCLE_RADIUS_DPS, metrics),
                         mErasePaint);
                 mErasePaint.setAlpha(0);
-                eraseCanvas.drawCircle(metrics.widthPixels / 2,
-                        metrics.heightPixels / 2 - offset,
+                eraseCanvas.drawCircle(punchX,
+                        punchY,
                         DynamicGrid.pxFromDp(WORKSPACE_INNER_CIRCLE_RADIUS_DPS, metrics),
                         mErasePaint);
                 canvas.drawBitmap(eraseBg, 0, 0, null);
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index b07943019..d7e9caf7c 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -2127,6 +2127,10 @@ public class Launcher extends Activity
         return false;
     }
 
+    void enterAllAppsOverviewMode() {
+        mAppsCustomizeContent.enterOverviewMode();
+    }
+
     @Override
     public boolean onSearchRequested() {
         startSearch(null, false, null, true);
@@ -2348,6 +2352,9 @@ public class Launcher extends Activity
     @Override
     public void onBackPressed() {
         if (isAllAppsVisible()) {
+            if (isClingsEnabled()) {
+                dismissAllAppsCling(null);
+            }
             if (mAppsCustomizeContent.isInOverviewMode()) {
                 mAppsCustomizeContent.exitOverviewMode(true);
             } else {
@@ -3056,6 +3063,23 @@ public class Launcher extends Activity
         AppsCustomizePagedView.ContentType contentType = mAppsCustomizeContent.getContentType();
         showAppsCustomizeHelper(animated, springLoaded, contentType);
     }
+
+    public void showAllAppsCling() {
+        if (isClingsEnabled() &&
+                !mSharedPrefs.getBoolean(Cling.ALL_APPS_CLING_DISMISSED_KEY, false) &&
+                !skipCustomClingIfNoAccounts() ) {
+            Cling cling = (Cling) findViewById(R.id.all_apps_cling);
+            View pageIndicator = mAppsCustomizeLayout.findViewById(R.id.page_indicator);
+            cling.setPunchThroughForView(pageIndicator);
+            if (cling != null) {
+                cling.bringToFront();
+            }
+            initCling(R.id.all_apps_cling, 0, true, true);
+        } else {
+            removeCling(R.id.all_apps_cling);
+        }
+    }
+
     private void showAppsCustomizeHelper(final boolean animated, final boolean springLoaded,
                                          final AppsCustomizePagedView.ContentType contentType) {
         if (mStateAnimation != null) {
@@ -3135,6 +3159,8 @@ public class Launcher extends Activity
                     if (mSearchDropTargetBar != null) {
                         mSearchDropTargetBar.hideSearchBar(false);
                     }
+
+                    showAllAppsCling();
                 }
             });
 
@@ -4613,6 +4639,11 @@ public class Launcher extends Activity
         dismissCling(cling, null, Cling.FOLDER_CLING_DISMISSED_KEY,
                 DISMISS_CLING_DURATION, true);
     }
+    public void dismissAllAppsCling(View v) {
+        Cling cling = (Cling) findViewById(R.id.all_apps_cling);
+        dismissCling(cling, null, Cling.ALL_APPS_CLING_DISMISSED_KEY,
+                DISMISS_CLING_DURATION, true);
+    }
 
     /**
      * To avoid managing preference change listeners for various parts of the