1 files changed, 102 insertions, 0 deletions
diff --git a/android/WALT/app/src/main/java/org/chromium/latency/walt/SettingsFragment.java b/android/WALT/app/src/main/java/org/chromium/latency/walt/SettingsFragment.java
new file mode 100644
index 0000000..4f74fc4
--- /dev/null
+++ b/android/WALT/app/src/main/java/org/chromium/latency/walt/SettingsFragment.java
@@ -0,0 +1,102 @@
+/*
+ * Copyright (C) 2016 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 org.chromium.latency.walt;
+
+
+import android.os.Bundle;
+import android.support.annotation.Nullable;
+import android.support.v4.app.DialogFragment;
+import android.support.v4.app.Fragment;
+import android.support.v4.app.FragmentTransaction;
+import android.support.v4.content.ContextCompat;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceFragmentCompat;
+import android.support.v7.preference.PreferenceScreen;
+import android.support.v7.widget.Toolbar;
+import android.view.View;
+
+
+public class SettingsFragment extends PreferenceFragmentCompat implements PreferenceFragmentCompat.OnPreferenceStartScreenCallback {
+
+    private Toolbar toolbar;
+
+    public SettingsFragment() {
+        // Required empty public constructor
+    }
+
+    @Override
+    public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
+        // Load the preferences from an XML resource
+        setPreferencesFromResource(R.xml.preferences, rootKey);
+
+        PreferenceScreen prefMidiScreen =
+                (PreferenceScreen) getPreferenceScreen().findPreference("pref_midi_screen");
+        if (prefMidiScreen != null) {
+            boolean hasMidi =
+                    getContext().getPackageManager().hasSystemFeature("android.software.midi");
+            prefMidiScreen.setVisible(hasMidi);
+        }
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        toolbar = (Toolbar) getActivity().findViewById(R.id.toolbar_main);
+    }
+
+    @Override
+    public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
+        super.onViewCreated(view, savedInstanceState);
+        view.setBackgroundColor(ContextCompat.getColor(getContext(), R.color.ColorBackground));
+    }
+
+    @Override
+    public void onDisplayPreferenceDialog(Preference preference) {
+        if (preference instanceof NumberPickerPreference) {
+            DialogFragment fragment = NumberPickerPreference.
+                    NumberPickerPreferenceDialogFragmentCompat.newInstance(preference.getKey());
+            fragment.setTargetFragment(this, 0);
+            fragment.show(getFragmentManager(),
+                    "android.support.v7.preference.PreferenceFragment.DIALOG");
+        } else {
+            super.onDisplayPreferenceDialog(preference);
+        }
+    }
+
+    @Override
+    public Fragment getCallbackFragment() {
+        return this;
+    }
+
+    @Override
+    public boolean onPreferenceStartScreen(PreferenceFragmentCompat preferenceFragmentCompat,
+                                           PreferenceScreen preferenceScreen) {
+        SettingsFragment fragment = new SettingsFragment();
+        Bundle args = new Bundle();
+        args.putString(PreferenceFragmentCompat.ARG_PREFERENCE_ROOT, preferenceScreen.getKey());
+        fragment.setArguments(args);
+
+        FragmentTransaction ft = preferenceFragmentCompat.getFragmentManager().beginTransaction();
+        ft.add(R.id.fragment_container, fragment, preferenceScreen.getKey());
+        ft.addToBackStack(preferenceScreen.getTitle().toString());
+        ft.commit();
+
+        toolbar.setTitle(preferenceScreen.getTitle());
+        return true;
+    }
+
+}