Merge pull request #2763 from wood1986/feat/expo-fullscreen

feat: add full screen support based on expo-av implementation
TheWidlarzGroup · Sep 11, 2022 · c8b54f3 · c8b54f3
2 parents 96ff953 + 5b2a474
commit c8b54f3
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Showing 5 changed files with 136 additions and 6 deletions.
diff --git a/android/build.gradle b/android/build.gradle
@@ -41,6 +41,7 @@ dependencies {
     implementation "androidx.annotation:annotation:1.1.0"
     implementation "androidx.core:core:1.1.0"
     implementation "androidx.media:media:1.1.0"
+    implementation 'androidx.activity:activity:1.4.0'
 
     implementation('com.google.android.exoplayer:extension-okhttp:2.18.1') {
         exclude group: 'com.squareup.okhttp3', module: 'okhttp'

diff --git a/android/src/main/java/com/brentvatne/exoplayer/FullScreenPlayerView.java b/android/src/main/java/com/brentvatne/exoplayer/FullScreenPlayerView.java
@@ -0,0 +1,80 @@
+package com.brentvatne.exoplayer;
+
+import android.app.Dialog;
+import android.content.Context;
+import android.view.ViewGroup;
+import android.widget.FrameLayout;
+import android.widget.ImageButton;
+
+import androidx.activity.OnBackPressedCallback;
+
+import com.google.android.exoplayer2.ui.PlayerControlView;
+
+public class FullScreenPlayerView extends Dialog {
+  private final PlayerControlView playerControlView;
+  private final ExoPlayerView exoPlayerView;
+  private ViewGroup parent;
+  private final FrameLayout containerView;
+  private final OnBackPressedCallback onBackPressedCallback;
+
+  public FullScreenPlayerView(Context context, ExoPlayerView exoPlayerView, PlayerControlView playerControlView, OnBackPressedCallback onBackPressedCallback) {
+    super(context, android.R.style.Theme_Black_NoTitleBar_Fullscreen);
+    this.playerControlView = playerControlView;
+    this.exoPlayerView = exoPlayerView;
+    this.onBackPressedCallback = onBackPressedCallback;
+    containerView = new FrameLayout(context);
+    setContentView(containerView, generateDefaultLayoutParams());
+  }
+
+  @Override
+  public void onBackPressed() {
+    super.onBackPressed();
+    onBackPressedCallback.handleOnBackPressed();
+  }
+
+  @Override
+  protected void onStart() {
+    parent = (FrameLayout)(exoPlayerView.getParent());
+
+    parent.removeView(exoPlayerView);
+    containerView.addView(exoPlayerView, generateDefaultLayoutParams());
+
+    if (playerControlView != null) {
+      ImageButton imageButton = playerControlView.findViewById(com.brentvatne.react.R.id.exo_fullscreen);
+      imageButton.setImageResource(com.google.android.exoplayer2.ui.R.drawable.exo_icon_fullscreen_exit);
+      imageButton.setContentDescription(getContext().getString(com.google.android.exoplayer2.ui.R.string.exo_controls_fullscreen_exit_description));
+      parent.removeView(playerControlView);
+      containerView.addView(playerControlView, generateDefaultLayoutParams());
+    }
+
+    super.onStart();
+  }
+
+  @Override
+  protected void onStop() {
+    containerView.removeView(exoPlayerView);
+    parent.addView(exoPlayerView, generateDefaultLayoutParams());
+
+    if (playerControlView != null) {
+      ImageButton imageButton = playerControlView.findViewById(com.brentvatne.react.R.id.exo_fullscreen);
+      imageButton.setImageResource(com.google.android.exoplayer2.ui.R.drawable.exo_icon_fullscreen_enter);
+      imageButton.setContentDescription(getContext().getString(com.google.android.exoplayer2.ui.R.string.exo_controls_fullscreen_enter_description));
+      containerView.removeView(playerControlView);
+      parent.addView(playerControlView, generateDefaultLayoutParams());
+    }
+
+    parent.requestLayout();
+    parent = null;
+
+    super.onStop();
+  }
+
+  private FrameLayout.LayoutParams generateDefaultLayoutParams() {
+    FrameLayout.LayoutParams layoutParams = new FrameLayout.LayoutParams(
+        FrameLayout.LayoutParams.MATCH_PARENT,
+        FrameLayout.LayoutParams.MATCH_PARENT
+    );
+    layoutParams.setMargins(0, 0, 0, 0);
+    return layoutParams;
+  }
+}
diff --git a/android/src/main/java/com/brentvatne/exoplayer/ReactExoplayerView.java b/android/src/main/java/com/brentvatne/exoplayer/ReactExoplayerView.java
@@ -17,6 +17,8 @@
 import android.widget.FrameLayout;
 import android.widget.ImageButton;
 
+import androidx.activity.OnBackPressedCallback;
+
 import com.brentvatne.react.R;
 import com.brentvatne.receiver.AudioBecomingNoisyReceiver;
 import com.brentvatne.receiver.BecomingNoisyListener;
@@ -141,6 +143,7 @@ class ReactExoplayerView extends FrameLayout implements
     private Player.Listener eventListener;
 
     private ExoPlayerView exoPlayerView;
+    private FullScreenPlayerView fullScreenPlayerView;
 
     private DataSource.Factory mediaDataSourceFactory;
     private ExoPlayer player;
@@ -368,7 +371,6 @@ private void initializePlayerControl() {
 
         // Setting the player for the playerControlView
         playerControlView.setPlayer(player);
-        playerControlView.show();
         playPauseControlContainer = playerControlView.findViewById(R.id.exo_play_pause_container);
 
         // Invoking onClick event for exoplayerView
@@ -400,6 +402,10 @@ public void onClick(View v) {
             }
         });
 
+        //Handling the fullScreenButton click event
+        ImageButton fullScreenButton = playerControlView.findViewById(R.id.exo_fullscreen);
+        fullScreenButton.setOnClickListener(v -> setFullscreen(!isFullscreen));
+
         // Invoking onPlaybackStateChanged and onPlayWhenReadyChanged events for Player
         eventListener = new Player.Listener() {
             @Override
@@ -442,6 +448,7 @@ private void addPlayerControl() {
             removeViewAt(indexOfPC);
         }
         addView(playerControlView, 1, layoutParams);
+        reLayout(playerControlView);
     }
 
     /**
@@ -589,7 +596,7 @@ private void initializePlayerCore(ReactExoplayerView self) {
                 new DefaultRenderersFactory(getContext())
                         .setExtensionRendererMode(DefaultRenderersFactory.EXTENSION_RENDERER_MODE_OFF);
         player = new ExoPlayer.Builder(getContext(), renderersFactory)
-                    .setTrackSelector(self.trackSelector)
+                    .setTrackSelector(self.trackSelector)
                     .setBandwidthMeter(bandwidthMeter)
                     .setLoadControl(loadControl)
                     .build();
@@ -665,6 +672,12 @@ private void finishPlayerInitialization() {
         setControls(controls);
         applyModifiers();
         startBufferCheckTimer();
+        fullScreenPlayerView = new FullScreenPlayerView(getContext(), exoPlayerView, playerControlView, new OnBackPressedCallback(true) {
+            @Override
+            public void handleOnBackPressed() {
+                setFullscreen(false);
+            }
+        });
     }
 
     private DrmSessionManager buildDrmSessionManager(UUID uuid, String licenseUrl, String[] keyRequestPropertiesArray) throws UnsupportedDrmException {
@@ -1760,6 +1773,16 @@ public void setFullscreen(boolean fullscreen) {
         if (activity == null) {
             return;
         }
+
+        if (fullScreenPlayerView == null) {
+            fullScreenPlayerView = new FullScreenPlayerView(getContext(), exoPlayerView, playerControlView, new OnBackPressedCallback(true) {
+                @Override
+                public void handleOnBackPressed() {
+                    setFullscreen(false);
+                }
+            });
+        }
+
         Window window = activity.getWindow();
         View decorView = window.getDecorView();
         int uiOptions;
@@ -1773,13 +1796,24 @@ public void setFullscreen(boolean fullscreen) {
                         | SYSTEM_UI_FLAG_FULLSCREEN;
             }
             eventEmitter.fullscreenWillPresent();
-            decorView.setSystemUiVisibility(uiOptions);
-            eventEmitter.fullscreenDidPresent();
+            post(() -> {
+                decorView.setSystemUiVisibility(uiOptions);
+                if (controls) {
+                    fullScreenPlayerView.show();
+                }
+                eventEmitter.fullscreenDidPresent();
+            });
         } else {
             uiOptions = View.SYSTEM_UI_FLAG_VISIBLE;
             eventEmitter.fullscreenWillDismiss();
-            decorView.setSystemUiVisibility(uiOptions);
-            eventEmitter.fullscreenDidDismiss();
+            post(() -> {
+                decorView.setSystemUiVisibility(uiOptions);
+                if (controls) {
+                    fullScreenPlayerView.dismiss();
+                    reLayout(exoPlayerView);
+                }
+                eventEmitter.fullscreenDidDismiss();
+            });
         }
     }
 

diff --git a/android/src/main/res/layout/exo_player_control_view.xml b/android/src/main/res/layout/exo_player_control_view.xml
@@ -71,6 +71,14 @@
             android:paddingRight="4dp"
             android:includeFontPadding="false"
             android:textColor="#FFBEBEBE"/>
+
+        <ImageButton
+            android:id="@id/exo_fullscreen"
+            style="@style/ExoMediaButton.FullScreen"
+            android:layout_width="30dp"
+            android:layout_height="30dp"
+            android:layout_margin="4dp"
+            android:scaleType="fitCenter" />
     </LinearLayout>
 
 </LinearLayout>
diff --git a/android/src/main/res/values/styles.xml b/android/src/main/res/values/styles.xml
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <style name="ExoMediaButton.FullScreen">
+        <item name="android:src">@drawable/exo_icon_fullscreen_enter</item>
+        <item name="android:contentDescription">@string/exo_controls_fullscreen_enter_description</item>
+    </style>
+</resources>