Launcher-side changes to support prediction bar.

Change-Id: Ib9974ad8888ad87137c774f9f531fae9d56b899a

7 files changed, 73 insertions, 49 deletions

diff --git a/src/com/android/launcher3/AppsContainerView.java b/src/com/android/launcher3/AppsContainerView.java
index b24714505..f7adaf81d 100644
--- a/src/com/android/launcher3/AppsContainerView.java
+++ b/src/com/android/launcher3/AppsContainerView.java
@@ -269,19 +269,8 @@ public class AppsContainerView extends FrameLayout implements DragSource, Insett
 
         // Start the drag
         mLauncher.getWorkspace().beginDragShared(v, mLastTouchPos, this, false);
-
-        // We delay entering spring-loaded mode slightly to make sure the UI
-        // thready is free of any work.
-        postDelayed(new Runnable() {
-            @Override
-            public void run() {
-                // We don't enter spring-loaded mode if the drag has been cancelled
-                if (mLauncher.getDragController().isDragging()) {
-                    // Go into spring loaded mode (must happen before we startDrag())
-                    mLauncher.enterSpringLoadedDragMode();
-                }
-            }
-        }, 150);
+        // Enter spring loaded mode
+        mLauncher.enterSpringLoadedDragMode();
 
         return false;
     }
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 8c920f0b8..a6752ddc3 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -522,13 +522,19 @@ public class Launcher extends Activity
         mLauncherCallbacks.setLauncherAppsCallback(new Launcher.LauncherAppsCallbacks() {
             @Override
             public void onAllAppsBoundsChanged(Rect bounds) {
+                if (LOGD) {
+                    Log.d(TAG, "onAllAppsBoundsChanged(Rect): " + bounds);
+                }
                 mAppsView.setFixedBounds(Launcher.this, bounds);
             }
 
             @Override
             public void dismissAllApps() {
-                showWorkspace(WorkspaceStateTransitionAnimation.SCROLL_TO_CURRENT_PAGE, true, null,
-                        false /* notifyLauncherCallbacks */);
+                // Dismiss All Apps if we aren't already paused/invisible
+                if (!mPaused) {
+                    showWorkspace(WorkspaceStateTransitionAnimation.SCROLL_TO_CURRENT_PAGE, true,
+                            null /* onCompleteRunnable */, false /* notifyLauncherCallbacks */);
+                }
             }
         });
         return true;
@@ -1012,6 +1018,13 @@ public class Launcher extends Activity
         }
         mOnResumeState = State.NONE;
 
+        // Restore the apps state if we are in all apps
+        if (mState == State.APPS) {
+            if (mLauncherCallbacks != null) {
+                mLauncherCallbacks.onAllAppsShown();
+            }
+        }
+
         // Background was set to gradient in onPause(), restore to black if in all apps.
         setWorkspaceBackground(mState == State.WORKSPACE);
 
@@ -1072,7 +1085,7 @@ public class Launcher extends Activity
                 mWorkspace.getCustomContentCallbacks().onShow(true);
             }
         }
-        mWorkspace.updateInteractionForState();
+        updateInteraction(Workspace.State.NORMAL, mWorkspace.getState());
         mWorkspace.onResume();
 
         if (!isWorkspaceLoading()) {
@@ -2101,8 +2114,6 @@ public class Launcher extends Activity
     public void startSearch(String initialQuery, boolean selectInitialQuery,
             Bundle appSearchData, boolean globalSearch) {
 
-        showWorkspace(true);
-
         if (initialQuery == null) {
             // Use any text typed in the launcher as the initial query
             initialQuery = getTypedText();
@@ -2121,6 +2132,9 @@ public class Launcher extends Activity
         if (clearTextImmediately) {
             clearTypedText();
         }
+
+        // We need to show the workspace after starting the search
+        showWorkspace(true);
     }
 
     /**
@@ -2866,6 +2880,21 @@ public class Launcher extends Activity
         }
     }
 
+    /** Updates the interaction state. */
+    public void updateInteraction(Workspace.State fromState, Workspace.State toState) {
+        // Only update the interacting state if we are transitioning to/from a view without an
+        // overlay
+        boolean fromStateWithoutOverlay = fromState != Workspace.State.NORMAL &&
+                fromState != Workspace.State.NORMAL_HIDDEN;
+        boolean toStateWithoutOverlay = toState != Workspace.State.NORMAL &&
+                toState != Workspace.State.NORMAL_HIDDEN;
+        if (toStateWithoutOverlay) {
+            onInteractionBegin();
+        } else if (fromStateWithoutOverlay) {
+            onInteractionEnd();
+        }
+    }
+
     void startApplicationDetailsActivity(ComponentName componentName, UserHandleCompat user) {
         try {
             LauncherAppsCompat launcherApps = LauncherAppsCompat.getInstance(this);
@@ -3170,7 +3199,6 @@ public class Launcher extends Activity
 
         if (v instanceof Workspace) {
             if (!mWorkspace.isInOverviewMode()) {
-
                 if (!mWorkspace.isTouchActive()) {
                     showOverviewMode(true);
                     mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS,
@@ -3342,8 +3370,12 @@ public class Launcher extends Activity
             // Send an accessibility event to announce the context change
             getWindow().getDecorView()
                     .sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED);
-
-            onWorkspaceShown(animated);
+            if (notifyLauncherCallbacks) {
+                // Dismiss all apps when the workspace is shown
+                if (mLauncherCallbacks != null) {
+                    mLauncherCallbacks.onAllAppsHidden();
+                }
+            }
         }
     }
 
@@ -3353,10 +3385,6 @@ public class Launcher extends Activity
                 WorkspaceStateTransitionAnimation.SCROLL_TO_CURRENT_PAGE, animated,
                 null /* onCompleteRunnable */);
         mState = State.WORKSPACE;
-        onWorkspaceShown(animated);
-    }
-
-    public void onWorkspaceShown(boolean animated) {
     }
 
     /**
@@ -3416,6 +3444,18 @@ public class Launcher extends Activity
                 .sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED);
     }
 
+    /**
+     * Updates the workspace and interaction state on state change, and return the animation to this
+     * new state.
+     */
+    public Animator startWorkspaceStateChangeAnimation(Workspace.State toState, int toPage,
+            boolean animated, HashMap<View, Integer> layerViews) {
+        Workspace.State fromState = mWorkspace.getState();
+        Animator anim = mWorkspace.setStateWithAnimation(toState, toPage, animated, layerViews);
+        updateInteraction(fromState, toState);
+        return anim;
+    }
+
     public void enterSpringLoadedDragMode() {
         Log.d(TAG, String.format("enterSpringLoadedDragMode [mState=%s",
                 mState.name()));
@@ -3434,6 +3474,14 @@ public class Launcher extends Activity
             final Runnable onCompleteRunnable) {
         if (mState != State.APPS_SPRING_LOADED && mState != State.WIDGETS_SPRING_LOADED) return;
 
+        if (successfulDrop) {
+            // We need to trigger all apps hidden to notify search to update itself before the
+            // delayed call to showWorkspace below
+            if (mLauncherCallbacks != null) {
+                mLauncherCallbacks.onAllAppsHidden();
+            }
+        }
+
         mHandler.postDelayed(new Runnable() {
             @Override
             public void run() {
@@ -3454,13 +3502,10 @@ public class Launcher extends Activity
 
     void exitSpringLoadedDragMode() {
         if (mState == State.APPS_SPRING_LOADED) {
-            mStateTransitionAnimation.startAnimationToAllApps(true /* animated */);
-            mState = State.APPS;
+            showAppsView(true, false);
         } else if (mState == State.WIDGETS_SPRING_LOADED) {
-            mStateTransitionAnimation.startAnimationToWidgets(true /* animated */);
-            mState = State.WIDGETS;
+            showWidgetsView(true, false);
         }
-        // Otherwise, we are not in spring loaded mode, so don't do anything.
     }
 
     void lockAllApps() {
diff --git a/src/com/android/launcher3/LauncherCallbacks.java b/src/com/android/launcher3/LauncherCallbacks.java
index 2fee81c3d..25c86c977 100644
--- a/src/com/android/launcher3/LauncherCallbacks.java
+++ b/src/com/android/launcher3/LauncherCallbacks.java
@@ -51,6 +51,7 @@ public interface LauncherCallbacks {
     public void finishBindingItems(final boolean upgradePath);
     public void onClickAllAppsButton(View v);
     public void onAllAppsShown();
+    public void onAllAppsHidden();
     public void bindAllApplications(ArrayList<AppInfo> apps);
     public void onClickFolderIcon(View v);
     public void onClickAppShortcut(View v);
diff --git a/src/com/android/launcher3/LauncherExtension.java b/src/com/android/launcher3/LauncherExtension.java
index e4fdbbc7c..8174af045 100644
--- a/src/com/android/launcher3/LauncherExtension.java
+++ b/src/com/android/launcher3/LauncherExtension.java
@@ -128,6 +128,10 @@ public class LauncherExtension extends Launcher {
         }
 
         @Override
+        public void onAllAppsHidden() {
+        }
+
+        @Override
         public void bindAllApplications(ArrayList<AppInfo> apps) {
         }
 
diff --git a/src/com/android/launcher3/LauncherStateTransitionAnimation.java b/src/com/android/launcher3/LauncherStateTransitionAnimation.java
index f91cfa07b..1effe1e37 100644
--- a/src/com/android/launcher3/LauncherStateTransitionAnimation.java
+++ b/src/com/android/launcher3/LauncherStateTransitionAnimation.java
@@ -249,8 +249,8 @@ public class LauncherStateTransitionAnimation {
 
         // Create the workspace animation.
         // NOTE: this call apparently also sets the state for the workspace if !animated
-        Animator workspaceAnim = mLauncher.getWorkspace().setStateWithAnimation(
-                toWorkspaceState, -1, animated, layerViews);
+        Animator workspaceAnim = mLauncher.startWorkspaceStateChangeAnimation(toWorkspaceState, -1,
+                animated, layerViews);
 
         if (animated && initialized) {
             mStateAnimation = LauncherAnimUtils.createAnimatorSet();
@@ -546,8 +546,8 @@ public class LauncherStateTransitionAnimation {
 
         // Create the workspace animation.
         // NOTE: this call apparently also sets the state for the workspace if !animated
-        Animator workspaceAnim = mLauncher.getWorkspace().setStateWithAnimation(
-                toWorkspaceState, toWorkspacePage, animated, layerViews);
+        Animator workspaceAnim = mLauncher.startWorkspaceStateChangeAnimation(toWorkspaceState,
+                toWorkspacePage, animated, layerViews);
 
         if (animated && initialized) {
             mStateAnimation = LauncherAnimUtils.createAnimatorSet();
diff --git a/src/com/android/launcher3/SearchDropTargetBar.java b/src/com/android/launcher3/SearchDropTargetBar.java
index 44a76b73b..4cdf1cac9 100644
--- a/src/com/android/launcher3/SearchDropTargetBar.java
+++ b/src/com/android/launcher3/SearchDropTargetBar.java
@@ -180,9 +180,6 @@ public class SearchDropTargetBar extends FrameLayout implements DragController.D
         prepareStartAnimation(mDropTargetBar);
         mShowDropTargetBarAnim.start();
         hideSearchBar(true);
-        if (mQSBSearchBar != null) {
-            mQSBSearchBar.setVisibility(View.GONE);
-        }
     }
 
     /**
@@ -193,9 +190,6 @@ public class SearchDropTargetBar extends FrameLayout implements DragController.D
         prepareStartAnimation(mDropTargetBar);
         mShowDropTargetBarAnim.reverse();
         showSearchBar(true);
-        if (mQSBSearchBar != null) {
-            mQSBSearchBar.setVisibility(View.VISIBLE);
-        }
     }
 
     /*
diff --git a/src/com/android/launcher3/Workspace.java b/src/com/android/launcher3/Workspace.java
index 2efd20739..9acdcae98 100644
--- a/src/com/android/launcher3/Workspace.java
+++ b/src/com/android/launcher3/Workspace.java
@@ -2040,14 +2040,6 @@ public class Workspace extends SmoothPagedView
         return -offsetFromTopEdge + mInsets.top + offsetToCenterInOverview;
     }
 
-    public void updateInteractionForState() {
-        if (mState != State.NORMAL) {
-            mLauncher.onInteractionBegin();
-        } else {
-            mLauncher.onInteractionEnd();
-        }
-    }
-
     /**
      * Sets the current workspace {@link State}, returning an animation transitioning the workspace
      * to that new state.
@@ -2060,7 +2052,6 @@ public class Workspace extends SmoothPagedView
 
         // Update the current state
         mState = toState;
-        updateInteractionForState();
         updateAccessibilityFlags();
 
         return workspaceAnim;