diff options
Diffstat (limited to 'src/com/android/launcher3/widget/BaseLauncherAppWidgetHostView.java')
-rw-r--r-- | src/com/android/launcher3/widget/BaseLauncherAppWidgetHostView.java | 119 |
1 files changed, 0 insertions, 119 deletions
diff --git a/src/com/android/launcher3/widget/BaseLauncherAppWidgetHostView.java b/src/com/android/launcher3/widget/BaseLauncherAppWidgetHostView.java deleted file mode 100644 index 2742882b1f..0000000000 --- a/src/com/android/launcher3/widget/BaseLauncherAppWidgetHostView.java +++ /dev/null @@ -1,119 +0,0 @@ -/* - * Copyright (C) 2021 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package com.android.launcher3.widget; - -import android.content.Context; -import android.graphics.Outline; -import android.graphics.Rect; -import android.view.LayoutInflater; -import android.view.View; -import android.view.ViewOutlineProvider; -import android.widget.RemoteViews; - -import androidx.annotation.UiThread; - -import com.android.launcher3.R; -import com.android.launcher3.util.Executors; - -/** - * Launcher AppWidgetHostView with support for rounded corners and a fallback View. - */ -public abstract class BaseLauncherAppWidgetHostView extends NavigableAppWidgetHostView { - - protected final LayoutInflater mInflater; - - private final Rect mEnforcedRectangle = new Rect(); - private final float mEnforcedCornerRadius; - private final ViewOutlineProvider mCornerRadiusEnforcementOutline = new ViewOutlineProvider() { - @Override - public void getOutline(View view, Outline outline) { - if (mEnforcedRectangle.isEmpty() || mEnforcedCornerRadius <= 0) { - outline.setEmpty(); - } else { - outline.setRoundRect(mEnforcedRectangle, mEnforcedCornerRadius); - } - } - }; - - public BaseLauncherAppWidgetHostView(Context context) { - super(context); - - setExecutor(Executors.THREAD_POOL_EXECUTOR); - - mInflater = LayoutInflater.from(context); - mEnforcedCornerRadius = RoundedCornerEnforcement.computeEnforcedRadius(getContext()); - } - - @Override - protected View getErrorView() { - return mInflater.inflate(R.layout.appwidget_error, this, false); - } - - /** - * Fall back to error layout instead of showing widget. - */ - public void switchToErrorView() { - // Update the widget with 0 Layout id, to reset the view to error view. - updateAppWidget(new RemoteViews(getAppWidgetInfo().provider.getPackageName(), 0)); - } - - @Override - protected void onLayout(boolean changed, int left, int top, int right, int bottom) { - try { - super.onLayout(changed, left, top, right, bottom); - } catch (final RuntimeException e) { - post(this::switchToErrorView); - } - - enforceRoundedCorners(); - } - - @UiThread - private void resetRoundedCorners() { - setOutlineProvider(ViewOutlineProvider.BACKGROUND); - setClipToOutline(false); - } - - @UiThread - private void enforceRoundedCorners() { - if (mEnforcedCornerRadius <= 0 || !RoundedCornerEnforcement.isRoundedCornerEnabled()) { - resetRoundedCorners(); - return; - } - View background = RoundedCornerEnforcement.findBackground(this); - if (background == null - || RoundedCornerEnforcement.hasAppWidgetOptedOut(this, background)) { - resetRoundedCorners(); - return; - } - RoundedCornerEnforcement.computeRoundedRectangle(this, - background, - mEnforcedRectangle); - setOutlineProvider(mCornerRadiusEnforcementOutline); - setClipToOutline(true); - } - - /** Returns the corner radius currently enforced, in pixels. */ - public float getEnforcedCornerRadius() { - return mEnforcedCornerRadius; - } - - /** Returns true if the corner radius are enforced for this App Widget. */ - public boolean hasEnforcedCornerRadius() { - return getClipToOutline(); - } -} |