| /* |
| * Copyright (C) 2020 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.wm.shell.pip.tv; |
| |
| import static android.animation.AnimatorInflater.loadAnimator; |
| import static android.view.KeyEvent.ACTION_UP; |
| import static android.view.KeyEvent.KEYCODE_BACK; |
| |
| import android.animation.Animator; |
| import android.app.PendingIntent; |
| import android.app.RemoteAction; |
| import android.content.Context; |
| import android.graphics.Color; |
| import android.os.Handler; |
| import android.os.Looper; |
| import android.util.AttributeSet; |
| import android.util.Log; |
| import android.view.KeyEvent; |
| import android.view.LayoutInflater; |
| import android.view.SurfaceControl; |
| import android.view.View; |
| import android.view.ViewRootImpl; |
| import android.view.WindowManagerGlobal; |
| import android.widget.FrameLayout; |
| import android.widget.LinearLayout; |
| |
| import androidx.annotation.NonNull; |
| import androidx.annotation.Nullable; |
| |
| import com.android.wm.shell.R; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * A View that represents Pip Menu on TV. It's responsible for displaying 2 ever-present Pip Menu |
| * actions: Fullscreen and Close, but could also display "additional" actions, that may be set via |
| * a {@link #setAdditionalActions(List, Handler)} call. |
| */ |
| public class TvPipMenuView extends FrameLayout implements View.OnClickListener { |
| private static final String TAG = "TvPipMenuView"; |
| private static final boolean DEBUG = TvPipController.DEBUG; |
| |
| private static final float DISABLED_ACTION_ALPHA = 0.54f; |
| |
| private final Animator mFadeInAnimation; |
| private final Animator mFadeOutAnimation; |
| @Nullable private Listener mListener; |
| |
| private final LinearLayout mActionButtonsContainer; |
| private final List<TvPipMenuActionButton> mAdditionalButtons = new ArrayList<>(); |
| |
| public TvPipMenuView(@NonNull Context context) { |
| this(context, null); |
| } |
| |
| public TvPipMenuView(@NonNull Context context, @Nullable AttributeSet attrs) { |
| this(context, attrs, 0); |
| } |
| |
| public TvPipMenuView(@NonNull Context context, @Nullable AttributeSet attrs, int defStyleAttr) { |
| this(context, attrs, defStyleAttr, 0); |
| } |
| |
| public TvPipMenuView(@NonNull Context context, @Nullable AttributeSet attrs, int defStyleAttr, |
| int defStyleRes) { |
| super(context, attrs, defStyleAttr, defStyleRes); |
| |
| inflate(context, R.layout.tv_pip_menu, this); |
| |
| mActionButtonsContainer = findViewById(R.id.tv_pip_menu_action_buttons); |
| mActionButtonsContainer.findViewById(R.id.tv_pip_menu_fullscreen_button) |
| .setOnClickListener(this); |
| mActionButtonsContainer.findViewById(R.id.tv_pip_menu_close_button) |
| .setOnClickListener(this); |
| |
| mFadeInAnimation = loadAnimator(mContext, R.anim.tv_pip_menu_fade_in_animation); |
| mFadeInAnimation.setTarget(mActionButtonsContainer); |
| |
| mFadeOutAnimation = loadAnimator(mContext, R.anim.tv_pip_menu_fade_out_animation); |
| mFadeOutAnimation.setTarget(mActionButtonsContainer); |
| } |
| |
| void setListener(@Nullable Listener listener) { |
| mListener = listener; |
| } |
| |
| void show() { |
| if (DEBUG) Log.d(TAG, "show()"); |
| |
| mFadeInAnimation.start(); |
| setAlpha(1.0f); |
| grantWindowFocus(true); |
| } |
| |
| void hide() { |
| if (DEBUG) Log.d(TAG, "hide()"); |
| |
| mFadeOutAnimation.start(); |
| setAlpha(0.0f); |
| grantWindowFocus(false); |
| } |
| |
| boolean isVisible() { |
| return getAlpha() == 1.0f; |
| } |
| |
| private void grantWindowFocus(boolean grantFocus) { |
| if (DEBUG) Log.d(TAG, "grantWindowFocus(" + grantFocus + ")"); |
| |
| try { |
| WindowManagerGlobal.getWindowSession().grantEmbeddedWindowFocus(null /* window */, |
| getViewRootImpl().getInputToken(), grantFocus); |
| } catch (Exception e) { |
| Log.e(TAG, "Unable to update focus", e); |
| } |
| } |
| |
| void setAdditionalActions(List<RemoteAction> actions, Handler mainHandler) { |
| if (DEBUG) Log.d(TAG, "setAdditionalActions()"); |
| |
| // Make sure we exactly as many additional buttons as we have actions to display. |
| final int actionsNumber = actions.size(); |
| int buttonsNumber = mAdditionalButtons.size(); |
| if (actionsNumber > buttonsNumber) { |
| final LayoutInflater layoutInflater = LayoutInflater.from(mContext); |
| // Add buttons until we have enough to display all of the actions. |
| while (actionsNumber > buttonsNumber) { |
| final TvPipMenuActionButton button = (TvPipMenuActionButton) layoutInflater.inflate( |
| R.layout.tv_pip_menu_additional_action_button, mActionButtonsContainer, |
| false); |
| button.setOnClickListener(this); |
| |
| mActionButtonsContainer.addView(button); |
| mAdditionalButtons.add(button); |
| |
| buttonsNumber++; |
| } |
| } else if (actionsNumber < buttonsNumber) { |
| // Hide buttons until we as many as the actions. |
| while (actionsNumber < buttonsNumber) { |
| final View button = mAdditionalButtons.get(buttonsNumber - 1); |
| button.setVisibility(View.GONE); |
| button.setTag(null); |
| |
| buttonsNumber--; |
| } |
| } |
| |
| // "Assign" actions to the buttons. |
| for (int index = 0; index < actionsNumber; index++) { |
| final RemoteAction action = actions.get(index); |
| final TvPipMenuActionButton button = mAdditionalButtons.get(index); |
| button.setVisibility(View.VISIBLE); // Ensure the button is visible. |
| button.setTextAndDescription(action.getContentDescription()); |
| button.setEnabled(action.isEnabled()); |
| button.setAlpha(action.isEnabled() ? 1f : DISABLED_ACTION_ALPHA); |
| button.setTag(action); |
| |
| action.getIcon().loadDrawableAsync(mContext, drawable -> { |
| drawable.setTint(Color.WHITE); |
| button.setImageDrawable(drawable); |
| }, mainHandler); |
| } |
| } |
| |
| @Nullable |
| SurfaceControl getWindowSurfaceControl() { |
| final ViewRootImpl root = getViewRootImpl(); |
| if (root == null) { |
| return null; |
| } |
| final SurfaceControl out = root.getSurfaceControl(); |
| if (out != null && out.isValid()) { |
| return out; |
| } |
| return null; |
| } |
| |
| @Override |
| public void onClick(View v) { |
| if (mListener == null) return; |
| |
| final int id = v.getId(); |
| if (id == R.id.tv_pip_menu_fullscreen_button) { |
| mListener.onFullscreenButtonClick(); |
| } else if (id == R.id.tv_pip_menu_close_button) { |
| mListener.onCloseButtonClick(); |
| } else { |
| // This should be an "additional action" |
| final RemoteAction action = (RemoteAction) v.getTag(); |
| if (action != null) { |
| try { |
| action.getActionIntent().send(); |
| } catch (PendingIntent.CanceledException e) { |
| Log.w(TAG, "Failed to send action", e); |
| } |
| } else { |
| Log.w(TAG, "RemoteAction is null"); |
| } |
| } |
| } |
| |
| @Override |
| public boolean dispatchKeyEvent(KeyEvent event) { |
| if (event.getAction() == ACTION_UP && event.getKeyCode() == KEYCODE_BACK |
| && mListener != null) { |
| mListener.onBackPress(); |
| return true; |
| } |
| return super.dispatchKeyEvent(event); |
| } |
| |
| interface Listener { |
| void onBackPress(); |
| void onCloseButtonClick(); |
| void onFullscreenButtonClick(); |
| } |
| } |