From 45527473e3360fa71dc5c91fb6f02fb537443b56 Mon Sep 17 00:00:00 2001
From: tibbi <tibor@kaputa.sk>
Date: Mon, 18 Jul 2016 20:11:58 +0200
Subject: [PATCH] add a Dark Theme toggle

---
 app/src/main/AndroidManifest.xml              |  4 ++
 .../simplemobiletools/calendar/Config.java    |  8 ++++
 .../simplemobiletools/calendar/Constants.java | 12 +++---
 .../calendar/activities/MainActivity.java     |  6 ++-
 .../calendar/activities/SettingsActivity.java | 38 ++++++++++++++++++
 app/src/main/res/layout/activity_settings.xml | 40 +++++++++++++++++++
 app/src/main/res/menu/menu.xml                |  4 ++
 app/src/main/res/values/strings.xml           |  4 ++
 8 files changed, 109 insertions(+), 7 deletions(-)
 create mode 100644 app/src/main/java/com/simplemobiletools/calendar/activities/SettingsActivity.java
 create mode 100644 app/src/main/res/layout/activity_settings.xml

diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 645bc8b43..aafee2685 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -45,6 +45,10 @@
             android:name=".activities.LicenseActivity"
             android:label="@string/third_party_licences"/>
 
+        <activity
+            android:name=".activities.SettingsActivity"
+            android:label="@string/settings"/>
+
         <receiver
             android:name=".MyWidgetProvider"
             android:icon="@mipmap/widget_preview">
diff --git a/app/src/main/java/com/simplemobiletools/calendar/Config.java b/app/src/main/java/com/simplemobiletools/calendar/Config.java
index 6b333c0ec..8079ff542 100644
--- a/app/src/main/java/com/simplemobiletools/calendar/Config.java
+++ b/app/src/main/java/com/simplemobiletools/calendar/Config.java
@@ -21,4 +21,12 @@ public class Config {
     public void setIsFirstRun(boolean firstRun) {
         mPrefs.edit().putBoolean(Constants.IS_FIRST_RUN, firstRun).apply();
     }
+
+    public boolean getIsDarkTheme() {
+        return mPrefs.getBoolean(Constants.IS_DARK_THEME, false);
+    }
+
+    public void setIsDarkTheme(boolean isDarkTheme) {
+        mPrefs.edit().putBoolean(Constants.IS_DARK_THEME, isDarkTheme).apply();
+    }
 }
diff --git a/app/src/main/java/com/simplemobiletools/calendar/Constants.java b/app/src/main/java/com/simplemobiletools/calendar/Constants.java
index 35ad4cbdd..16a5c82d8 100644
--- a/app/src/main/java/com/simplemobiletools/calendar/Constants.java
+++ b/app/src/main/java/com/simplemobiletools/calendar/Constants.java
@@ -4,11 +4,13 @@ public class Constants {
     public static final float LOW_ALPHA = .2f;
     public static final float HIGH_ALPHA = .8f;
 
-    public static final String PREFS_KEY = "Calendar";
-    public static final String IS_FIRST_RUN = "is_first_run";
-    public static final String WIDGET_BG_COLOR = "widget_bg_color";
-    public static final String WIDGET_TEXT_COLOR = "widget_text_color";
-
     public static final String DAY_CODE = "day_code";
     public static final String EVENT = "event";
+
+    // Shared Preferences
+    public static final String PREFS_KEY = "Calendar";
+    public static final String IS_FIRST_RUN = "is_first_run";
+    public static final String IS_DARK_THEME = "is_dark_theme";
+    public static final String WIDGET_BG_COLOR = "widget_bg_color";
+    public static final String WIDGET_TEXT_COLOR = "widget_text_color";
 }
diff --git a/app/src/main/java/com/simplemobiletools/calendar/activities/MainActivity.java b/app/src/main/java/com/simplemobiletools/calendar/activities/MainActivity.java
index cdeeb9228..68a50ed3f 100644
--- a/app/src/main/java/com/simplemobiletools/calendar/activities/MainActivity.java
+++ b/app/src/main/java/com/simplemobiletools/calendar/activities/MainActivity.java
@@ -103,9 +103,11 @@ public class MainActivity extends AppCompatActivity implements Calendar {
     @Override
     public boolean onOptionsItemSelected(MenuItem item) {
         switch (item.getItemId()) {
+            case R.id.settings:
+                startActivity(new Intent(getApplicationContext(), SettingsActivity.class));
+                return true;
             case R.id.about:
-                final Intent intent = new Intent(getApplicationContext(), AboutActivity.class);
-                startActivity(intent);
+                startActivity(new Intent(getApplicationContext(), AboutActivity.class));
                 return true;
             default:
                 return super.onOptionsItemSelected(item);
diff --git a/app/src/main/java/com/simplemobiletools/calendar/activities/SettingsActivity.java b/app/src/main/java/com/simplemobiletools/calendar/activities/SettingsActivity.java
new file mode 100644
index 000000000..8b69a9cde
--- /dev/null
+++ b/app/src/main/java/com/simplemobiletools/calendar/activities/SettingsActivity.java
@@ -0,0 +1,38 @@
+package com.simplemobiletools.calendar.activities;
+
+import android.os.Bundle;
+import android.support.v7.app.AppCompatActivity;
+import android.support.v7.widget.SwitchCompat;
+
+import com.simplemobiletools.calendar.Config;
+import com.simplemobiletools.calendar.R;
+
+import butterknife.BindView;
+import butterknife.ButterKnife;
+import butterknife.OnClick;
+
+public class SettingsActivity extends AppCompatActivity {
+    @BindView(R.id.settings_dark_theme) SwitchCompat mDarkThemeSwitch;
+
+    private static Config mConfig;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_settings);
+        mConfig = Config.newInstance(getApplicationContext());
+        ButterKnife.bind(this);
+
+        setupDarkTheme();
+    }
+
+    private void setupDarkTheme() {
+        mDarkThemeSwitch.setChecked(mConfig.getIsDarkTheme());
+    }
+
+    @OnClick(R.id.settings_dark_theme_holder)
+    public void handleDarkTheme() {
+        mDarkThemeSwitch.setChecked(!mDarkThemeSwitch.isChecked());
+        mConfig.setIsDarkTheme(mDarkThemeSwitch.isChecked());
+    }
+}
diff --git a/app/src/main/res/layout/activity_settings.xml b/app/src/main/res/layout/activity_settings.xml
new file mode 100644
index 000000000..9d993a182
--- /dev/null
+++ b/app/src/main/res/layout/activity_settings.xml
@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="utf-8"?>
+<ScrollView
+    android:id="@+id/settings_scrollview"
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content">
+
+    <LinearLayout
+        android:id="@+id/settings_holder"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="vertical">
+
+        <RelativeLayout
+            android:id="@+id/settings_dark_theme_holder"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="@dimen/settings_padding"
+            android:background="?android:attr/selectableItemBackground"
+            android:padding="@dimen/activity_margin">
+
+            <TextView
+                android:id="@+id/settings_dark_theme_label"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_centerVertical="true"
+                android:paddingLeft="@dimen/settings_padding"
+                android:text="@string/dark_theme"/>
+
+            <android.support.v7.widget.SwitchCompat
+                android:id="@+id/settings_dark_theme"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_alignParentRight="true"
+                android:background="@null"
+                android:clickable="false"/>
+
+        </RelativeLayout>
+    </LinearLayout>
+</ScrollView>
diff --git a/app/src/main/res/menu/menu.xml b/app/src/main/res/menu/menu.xml
index 0cce6d24e..815619cdb 100644
--- a/app/src/main/res/menu/menu.xml
+++ b/app/src/main/res/menu/menu.xml
@@ -1,6 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
 <menu xmlns:android="http://schemas.android.com/apk/res/android"
       xmlns:app="http://schemas.android.com/apk/res-auto">
+    <item
+        android:id="@+id/settings"
+        android:title="@string/settings"
+        app:showAsAction="never"/>
     <item
         android:id="@+id/about"
         android:title="@string/about"
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 086b7e527..e2960033f 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -52,4 +52,8 @@
         <item quantity="one">1 event deleted</item>
         <item quantity="other">%1$d events deleted</item>
     </plurals>
+
+    <!-- Settings -->
+    <string name="settings">Settings</string>
+    <string name="dark_theme">Dark theme</string>
 </resources>