Merge "Making CellLayout inflatable without LauncherActivtiy" into ub-launcher3-master

Author: TreeHugger Robot

src/com/android/launcher3/CellLayout.java

@@ -62,6 +62,7 @@
 import com.android.launcher3.util.ParcelableSparseArray;
 import com.android.launcher3.util.Themes;
 import com.android.launcher3.util.Thunk;
+import com.android.launcher3.views.ActivityContext;
 import com.android.launcher3.widget.LauncherAppWidgetHostView;
 
 import java.lang.annotation.Retention;
@@ -82,7 +83,7 @@ public class CellLayout extends ViewGroup {
     private static final String TAG = "CellLayout";
     private static final boolean LOGD = false;
 
-    private final Launcher mLauncher;
+    protected final ActivityContext mActivity;
     @ViewDebug.ExportedProperty(category = "launcher")
     @Thunk int mCellWidth;
     @ViewDebug.ExportedProperty(category = "launcher")
@@ -106,7 +107,6 @@ public class CellLayout extends ViewGroup {
     private GridOccupancy mTmpOccupied;
 
     private OnTouchListener mInterceptTouchListener;
-    private final StylusEventHelper mStylusEventHelper;
 
     private final ArrayList<PreviewBackground> mFolderBackgrounds = new ArrayList<>();
     final PreviewBackground mFolderLeaveBehind = new PreviewBackground();
@@ -201,9 +201,9 @@ public CellLayout(Context context, AttributeSet attrs, int defStyle) {
         // the user where a dragged item will land when dropped.
         setWillNotDraw(false);
         setClipToPadding(false);
-        mLauncher = Launcher.getLauncher(context);
+        mActivity = ActivityContext.lookupContext(context);
 
-        DeviceProfile grid = mLauncher.getDeviceProfile();
+        DeviceProfile grid = mActivity.getDeviceProfile();
 
         mCellWidth = mCellHeight = -1;
         mFixedCellWidth = mFixedCellHeight = -1;
@@ -286,8 +286,6 @@ public void onAnimationEnd(Animator animation) {
 
         mShortcutsAndWidgets = new ShortcutAndWidgetContainer(context, mContainerType);
         mShortcutsAndWidgets.setCellDimensions(mCellWidth, mCellHeight, mCountX, mCountY);
-
-        mStylusEventHelper = new StylusEventHelper(new SimpleOnStylusPressListener(this), this);
         addView(mShortcutsAndWidgets);
     }
 
@@ -337,20 +335,6 @@ public boolean onInterceptTouchEvent(MotionEvent ev) {
         return false;
     }
 
-    @Override
-    public boolean onTouchEvent(MotionEvent ev) {
-        boolean handled = super.onTouchEvent(ev);
-        // Stylus button press on a home screen should not switch between overview mode and
-        // the home screen mode, however, once in overview mode stylus button press should be
-        // enabled to allow rearranging the different home screens. So check what mode
-        // the workspace is in, and only perform stylus button presses while in overview mode.
-        if (mLauncher.isInState(LauncherState.OVERVIEW)
-                && mStylusEventHelper.onMotionEvent(ev)) {
-            return true;
-        }
-        return handled;
-    }
-
     public void enableHardwareLayer(boolean hasLayer) {
         mShortcutsAndWidgets.setLayerType(hasLayer ? LAYER_TYPE_HARDWARE : LAYER_TYPE_NONE, sPaint);
     }
@@ -504,7 +488,7 @@ public void removeFolderBackground(PreviewBackground bg) {
 
     public void setFolderLeaveBehindCell(int x, int y) {
         View child = getChildAt(x, y);
-        mFolderLeaveBehind.setup(mLauncher, null,
+        mFolderLeaveBehind.setup(getContext(), mActivity, null,
                 child.getMeasuredWidth(), child.getPaddingTop());
 
         mFolderLeaveBehind.delegateCellX = x;
@@ -945,7 +929,7 @@ void visualizeDropLocation(View v, DragPreviewProvider outlineProvider, int cell
             if (resize) {
                 cellToRect(cellX, cellY, spanX, spanY, r);
                 if (v instanceof LauncherAppWidgetHostView) {
-                    DeviceProfile profile = mLauncher.getDeviceProfile();
+                    DeviceProfile profile = mActivity.getDeviceProfile();
                     Utilities.shrinkRect(r, profile.appWidgetScale.x, profile.appWidgetScale.y);
                 }
             } else {
@@ -2047,7 +2031,7 @@ private void cancel() {
                     .translationY(initDeltaY)
                     .build(child)
                     .setDuration(REORDER_ANIMATION_DURATION);
-            mLauncher.getDragController().addFirstFrameAnimationHelper(a);
+            Launcher.cast(mActivity).getDragController().addFirstFrameAnimationHelper(a);
             a.setInterpolator(DEACCEL_1_5);
             a.start();
         }
@@ -2063,7 +2047,7 @@ private void completeAndClearReorderPreviewAnimations() {
     private void commitTempPlacement() {
         mTmpOccupied.copyTo(mOccupied);
 
-        int screenId = mLauncher.getWorkspace().getIdForScreen(this);
+        int screenId = Launcher.cast(mActivity).getWorkspace().getIdForScreen(this);
         int container = Favorites.CONTAINER_DESKTOP;
 
         if (mContainerType == HOTSEAT) {
@@ -2089,8 +2073,8 @@ private void commitTempPlacement() {
                 info.spanY = lp.cellVSpan;
 
                 if (requiresDbUpdate) {
-                    mLauncher.getModelWriter().modifyItemInDatabase(info, container, screenId,
-                            info.cellX, info.cellY, info.spanX, info.spanY);
+                    Launcher.cast(mActivity).getModelWriter().modifyItemInDatabase(info, container,
+                            screenId, info.cellX, info.cellY, info.spanX, info.spanY);
                 }
             }
         }

src/com/android/launcher3/Hotseat.java

@@ -20,7 +20,6 @@
 import android.graphics.Rect;
 import android.util.AttributeSet;
 import android.view.Gravity;
-import android.view.MotionEvent;
 import android.view.View;
 import android.view.ViewDebug;
 import android.view.ViewGroup;
@@ -32,8 +31,6 @@
 
 public class Hotseat extends CellLayout implements LogContainerProvider, Insettable {
 
-    private final Launcher mLauncher;
-
     @ViewDebug.ExportedProperty(category = "launcher")
     private boolean mHasVerticalHotseat;
 
@@ -47,7 +44,6 @@ public Hotseat(Context context, AttributeSet attrs) {
 
     public Hotseat(Context context, AttributeSet attrs, int defStyle) {
         super(context, attrs, defStyle);
-        mLauncher = Launcher.getLauncher(context);
     }
 
     /* Get the orientation specific coordinates given an invariant order in the hotseat. */
@@ -59,26 +55,17 @@ int getCellYFromOrder(int rank) {
         return mHasVerticalHotseat ? (getCountY() - (rank + 1)) : 0;
     }
 
-    void resetLayout(boolean hasVerticalHotseat) {
+    public void resetLayout(boolean hasVerticalHotseat) {
         removeAllViewsInLayout();
         mHasVerticalHotseat = hasVerticalHotseat;
-        InvariantDeviceProfile idp = mLauncher.getDeviceProfile().inv;
+        InvariantDeviceProfile idp = mActivity.getDeviceProfile().inv;
         if (hasVerticalHotseat) {
             setGridSize(1, idp.numHotseatIcons);
         } else {
             setGridSize(idp.numHotseatIcons, 1);
         }
     }
 
-    @Override
-    public boolean onInterceptTouchEvent(MotionEvent ev) {
-        // We don't want any clicks to go through to the hotseat unless the workspace is in
-        // the normal state or an accessible drag is in progress.
-        return (!mLauncher.getWorkspace().workspaceIconsCanBeDragged()
-                && !mLauncher.getAccessibilityDelegate().isInAccessibleDrag())
-                || super.onInterceptTouchEvent(ev);
-    }
-
     @Override
     public void fillInLogContainerData(View v, ItemInfo info, Target target, Target targetParent) {
         target.gridX = info.cellX;
@@ -89,7 +76,7 @@ public void fillInLogContainerData(View v, ItemInfo info, Target target, Target
     @Override
     public void setInsets(Rect insets) {
         FrameLayout.LayoutParams lp = (FrameLayout.LayoutParams) getLayoutParams();
-        DeviceProfile grid = mLauncher.getDeviceProfile();
+        DeviceProfile grid = mActivity.getDeviceProfile();
 
         if (grid.isVerticalBarLayout()) {
             lp.height = ViewGroup.LayoutParams.MATCH_PARENT;

src/com/android/launcher3/Launcher.java

@@ -122,6 +122,7 @@
 import com.android.launcher3.util.TraceHelper;
 import com.android.launcher3.util.UiThreadHelper;
 import com.android.launcher3.util.ViewOnDrawExecutor;
+import com.android.launcher3.views.ActivityContext;
 import com.android.launcher3.views.OptionsPopupView;
 import com.android.launcher3.widget.LauncherAppWidgetHostView;
 import com.android.launcher3.widget.PendingAddShortcutInfo;
@@ -940,6 +941,7 @@ private void setupViews() {
         mDropTargetBar.setup(mDragController);
 
         mAllAppsController.setupViews(mAppsView);
+        mHotseat.setOnInterceptTouchListener(mWorkspace::onInterceptHotseatTouch);
     }
 
     /**
@@ -2391,6 +2393,13 @@ public static Launcher getLauncher(Context context) {
         return (Launcher) fromContext(context);
     }
 
+    /**
+     * Just a wrapper around the type cast to allow easier tracking of calls.
+     */
+    public static <T extends Launcher> T cast(ActivityContext activityContext) {
+        return (T) activityContext;
+    }
+
     /**
      * Callback for listening for onResume
      */

src/com/android/launcher3/ShortcutAndWidgetContainer.java

@@ -26,6 +26,7 @@
 import android.view.ViewGroup;
 
 import com.android.launcher3.CellLayout.ContainerType;
+import com.android.launcher3.views.ActivityContext;
 import com.android.launcher3.widget.LauncherAppWidgetHostView;
 
 public class ShortcutAndWidgetContainer extends ViewGroup {
@@ -43,12 +44,12 @@ public class ShortcutAndWidgetContainer extends ViewGroup {
 
     private int mCountX;
 
-    private Launcher mLauncher;
+    private ActivityContext mActivity;
     private boolean mInvertIfRtl = false;
 
     public ShortcutAndWidgetContainer(Context context, @ContainerType int containerType) {
         super(context);
-        mLauncher = Launcher.getLauncher(context);
+        mActivity = ActivityContext.lookupContext(context);
         mWallpaperManager = WallpaperManager.getInstance(context);
         mContainerType = containerType;
     }
@@ -92,7 +93,7 @@ protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
     public void setupLp(View child) {
         CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child.getLayoutParams();
         if (child instanceof LauncherAppWidgetHostView) {
-            DeviceProfile profile = mLauncher.getDeviceProfile();
+            DeviceProfile profile = mActivity.getDeviceProfile();
             lp.setup(mCellWidth, mCellHeight, invertLayoutHorizontally(), mCountX,
                     profile.appWidgetScale.x, profile.appWidgetScale.y);
         } else {
@@ -107,12 +108,12 @@ public void setInvertIfRtl(boolean invert) {
 
     public int getCellContentHeight() {
         return Math.min(getMeasuredHeight(),
-                mLauncher.getDeviceProfile().getCellHeight(mContainerType));
+                mActivity.getDeviceProfile().getCellHeight(mContainerType));
     }
 
     public void measureChild(View child) {
         CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child.getLayoutParams();
-        final DeviceProfile profile = mLauncher.getDeviceProfile();
+        final DeviceProfile profile = mActivity.getDeviceProfile();
 
         if (child instanceof LauncherAppWidgetHostView) {
             lp.setup(mCellWidth, mCellHeight, invertLayoutHorizontally(), mCountX,
@@ -149,7 +150,7 @@ protected void onLayout(boolean changed, int l, int t, int r, int b) {
                     LauncherAppWidgetHostView lahv = (LauncherAppWidgetHostView) child;
 
                     // Scale and center the widget to fit within its cells.
-                    DeviceProfile profile = mLauncher.getDeviceProfile();
+                    DeviceProfile profile = mActivity.getDeviceProfile();
                     float scaleX = profile.appWidgetScale.x;
                     float scaleY = profile.appWidgetScale.y;
 

src/com/android/launcher3/Workspace.java

@@ -475,6 +475,13 @@ public void onViewAdded(View child) {
         super.onViewAdded(child);
     }
 
+    protected boolean onInterceptHotseatTouch(View v, MotionEvent ev) {
+        // We don't want any clicks to go through to the hotseat unless the workspace is in
+        // the normal state or an accessible drag is in progress.
+        return !workspaceIconsCanBeDragged()
+                && !mLauncher.getAccessibilityDelegate().isInAccessibleDrag();
+    }
+
     /**
      * Initializes and binds the first page
      * @param qsb an existing qsb to recycle or null.
@@ -2442,7 +2449,7 @@ public FolderCreationAlarmListener(CellLayout layout, int cellX, int cellY) {
             this.cellY = cellY;
 
             BubbleTextView cell = (BubbleTextView) layout.getChildAt(cellX, cellY);
-            bg.setup(mLauncher, null, cell.getMeasuredWidth(), cell.getPaddingTop());
+            bg.setup(mLauncher, mLauncher, null, cell.getMeasuredWidth(), cell.getPaddingTop());
 
             // The full preview background should appear behind the icon
             bg.isClipping = false;

src/com/android/launcher3/folder/PreviewBackground.java

@@ -23,6 +23,7 @@
 import android.animation.AnimatorListenerAdapter;
 import android.animation.ObjectAnimator;
 import android.animation.ValueAnimator;
+import android.content.Context;
 import android.graphics.Canvas;
 import android.graphics.Color;
 import android.graphics.Matrix;
@@ -41,6 +42,7 @@
 import com.android.launcher3.Launcher;
 import com.android.launcher3.R;
 import com.android.launcher3.util.Themes;
+import com.android.launcher3.views.ActivityContext;
 
 /**
  * This object represents a FolderIcon preview background. It stores drawing / measurement
@@ -121,20 +123,20 @@ public void set(PreviewBackground previewBackground, Integer alpha) {
                 }
             };
 
-    public void setup(Launcher launcher, View invalidateDelegate,
+    public void setup(Context context, ActivityContext activity, View invalidateDelegate,
                       int availableSpaceX, int topPadding) {
         mInvalidateDelegate = invalidateDelegate;
-        mBgColor = Themes.getAttrColor(launcher, android.R.attr.colorPrimary);
-        mBadgeColor = Themes.getAttrColor(launcher, R.attr.folderBadgeColor);
+        mBgColor = Themes.getAttrColor(context, android.R.attr.colorPrimary);
+        mBadgeColor = Themes.getAttrColor(context, R.attr.folderBadgeColor);
 
-        DeviceProfile grid = launcher.getDeviceProfile();
+        DeviceProfile grid = activity.getDeviceProfile();
         previewSize = grid.folderIconSizePx;
 
         basePreviewOffsetX = (availableSpaceX - previewSize) / 2;
         basePreviewOffsetY = topPadding + grid.folderIconOffsetYPx;
 
         // Stroke width is 1dp
-        mStrokeWidth = launcher.getResources().getDisplayMetrics().density;
+        mStrokeWidth = context.getResources().getDisplayMetrics().density;
 
         float radius = getScaledRadius();
         float shadowRadius = radius + mStrokeWidth;

src/com/android/launcher3/folder/PreviewItemManager.java

@@ -107,7 +107,8 @@ private void computePreviewDrawingParams(int drawableSize, int totalSize) {
             mTotalWidth = totalSize;
             mPrevTopPadding = mIcon.getPaddingTop();
 
-            mIcon.mBackground.setup(mIcon.mLauncher, mIcon, mTotalWidth, mIcon.getPaddingTop());
+            mIcon.mBackground.setup(mIcon.mLauncher, mIcon.mLauncher, mIcon, mTotalWidth,
+                    mIcon.getPaddingTop());
             mIcon.mPreviewLayoutRule.init(mIcon.mBackground.previewSize, mIntrinsicIconSize,
                     Utilities.isRtl(mIcon.getResources()));