From 6392f7abd4c778e2058c7a37bea2c6cfdde26496 Mon Sep 17 00:00:00 2001
From: Martin Fietz <Martin.Fietz@gmail.com>
Date: Sun, 24 Jan 2016 12:59:25 +0100
Subject: Eliminate confusion from UI elements that change playback speed

---
 .../antennapod/activity/MediaplayerActivity.java   | 36 ++++++++++++++++------
 .../antennapod/dialog/VariableSpeedDialog.java     | 12 ++++++--
 2 files changed, 36 insertions(+), 12 deletions(-)

(limited to 'app/src/main/java/de')

diff --git a/app/src/main/java/de/danoeh/antennapod/activity/MediaplayerActivity.java b/app/src/main/java/de/danoeh/antennapod/activity/MediaplayerActivity.java
index a066beee9..879a4544d 100644
--- a/app/src/main/java/de/danoeh/antennapod/activity/MediaplayerActivity.java
+++ b/app/src/main/java/de/danoeh/antennapod/activity/MediaplayerActivity.java
@@ -427,15 +427,23 @@ public abstract class MediaplayerActivity extends AppCompatActivity implements O
                                 })
                                 .show();
                         final SeekBar barPlaybackSpeed = (SeekBar) dialog.findViewById(R.id.playback_speed);
-
                         final Button butDecSpeed = (Button) dialog.findViewById(R.id.butDecSpeed);
                         butDecSpeed.setOnClickListener(v -> {
-                            barPlaybackSpeed.setProgress(barPlaybackSpeed.getProgress() - 2);
+                            if(controller != null && controller.canSetPlaybackSpeed()) {
+                                barPlaybackSpeed.setProgress(barPlaybackSpeed.getProgress() - 2);
+                            } else {
+                                VariableSpeedDialog.showGetPluginDialog(this);
+                            }
                         });
                         final Button butIncSpeed = (Button) dialog.findViewById(R.id.butIncSpeed);
                         butIncSpeed.setOnClickListener(v -> {
-                            barPlaybackSpeed.setProgress(barPlaybackSpeed.getProgress() + 2);
+                            if(controller != null && controller.canSetPlaybackSpeed()) {
+                                barPlaybackSpeed.setProgress(barPlaybackSpeed.getProgress() + 2);
+                            } else {
+                                VariableSpeedDialog.showGetPluginDialog(this);
+                            }
                         });
+
                         final TextView txtvPlaybackSpeed = (TextView) dialog.findViewById(R.id.txtvPlaybackSpeed);
                         float currentSpeed = 1.0f;
                         try {
@@ -449,15 +457,25 @@ public abstract class MediaplayerActivity extends AppCompatActivity implements O
                         barPlaybackSpeed.setOnSeekBarChangeListener(new OnSeekBarChangeListener() {
                             @Override
                             public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
-                                float playbackSpeed = (progress + 10) / 20.0f;
-                                controller.setPlaybackSpeed(playbackSpeed);
-                                String speed = String.format("%.2f", playbackSpeed);
-                                UserPreferences.setPlaybackSpeed(speed);
-                                txtvPlaybackSpeed.setText(speed + "x");
+                                if(controller != null && controller.canSetPlaybackSpeed()) {
+                                    float playbackSpeed = (progress + 10) / 20.0f;
+                                    controller.setPlaybackSpeed(playbackSpeed);
+                                    String speed = String.format("%.2f", playbackSpeed);
+                                    UserPreferences.setPlaybackSpeed(speed);
+                                    txtvPlaybackSpeed.setText(speed + "x");
+                                } else if(fromUser) {
+                                    float speed = Float.valueOf(UserPreferences.getPlaybackSpeed());
+                                    barPlaybackSpeed.post(() -> {
+                                        barPlaybackSpeed.setProgress((int) (20 * speed) - 10);
+                                    });
+                                }
                             }
 
                             @Override
                             public void onStartTrackingTouch(SeekBar seekBar) {
+                                if(controller != null && !controller.canSetPlaybackSpeed()) {
+                                    VariableSpeedDialog.showGetPluginDialog(MediaplayerActivity.this);
+                                }
                             }
 
                             @Override
@@ -740,7 +758,7 @@ public abstract class MediaplayerActivity extends AppCompatActivity implements O
                     UserPreferences.setPlaybackSpeed(newSpeed);
                     controller.setPlaybackSpeed(Float.parseFloat(newSpeed));
                 } else {
-                    VariableSpeedDialog.showDialog(this);
+                    VariableSpeedDialog.showGetPluginDialog(this);
                 }
             });
             butPlaybackSpeed.setOnLongClickListener(v -> {
diff --git a/app/src/main/java/de/danoeh/antennapod/dialog/VariableSpeedDialog.java b/app/src/main/java/de/danoeh/antennapod/dialog/VariableSpeedDialog.java
index 6d19b0612..3ed82b9bd 100644
--- a/app/src/main/java/de/danoeh/antennapod/dialog/VariableSpeedDialog.java
+++ b/app/src/main/java/de/danoeh/antennapod/dialog/VariableSpeedDialog.java
@@ -35,11 +35,15 @@ public class VariableSpeedDialog {
                 || Build.VERSION.SDK_INT >= 23) {
             showSpeedSelectorDialog(context);
         } else {
-            showGetPluginDialog(context);
+            showGetPluginDialog(context, true);
         }
     }
 
-    private static void showGetPluginDialog(final Context context) {
+    public static void showGetPluginDialog(final Context context) {
+        showGetPluginDialog(context, false);
+    }
+
+    private static void showGetPluginDialog(final Context context, boolean showSpeedSelector) {
         MaterialDialog.Builder builder = new MaterialDialog.Builder(context);
         builder.title(R.string.no_playback_plugin_title);
         builder.content(R.string.no_playback_plugin_or_sonic_msg);
@@ -49,7 +53,9 @@ public class VariableSpeedDialog {
         builder.onPositive((dialog, which) -> {
             if (Build.VERSION.SDK_INT >= 16) { // just to be safe
                 UserPreferences.enableSonic(true);
-                showSpeedSelectorDialog(context);
+                if(showSpeedSelector) {
+                    showSpeedSelectorDialog(context);
+                }
             }
         });
         builder.onNegative((dialog, which) -> {
-- 
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