diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index a70451b0..4e8d2739 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -124,6 +124,8 @@
                 <action android:name="android.service.notification.NotificationListenerService" />
             </intent-filter>
         </service>
+
+        <activity android:name=".core.ui.edit.EditConditionActivity"></activity>
     </application>
 
 </manifest>
\ No newline at end of file
diff --git a/app/src/main/java/ryey/easer/core/ui/MainActivity.java b/app/src/main/java/ryey/easer/core/ui/MainActivity.java
index f10107f3..1ae03f45 100644
--- a/app/src/main/java/ryey/easer/core/ui/MainActivity.java
+++ b/app/src/main/java/ryey/easer/core/ui/MainActivity.java
@@ -40,6 +40,7 @@
 
 import ryey.easer.R;
 import ryey.easer.core.data.storage.StorageHelper;
+import ryey.easer.core.ui.edit.ConditionListFragment;
 import ryey.easer.core.ui.edit.ProfileListFragment;
 import ryey.easer.core.ui.edit.ScenarioListFragment;
 import ryey.easer.core.ui.edit.ScriptListFragment;
@@ -55,6 +56,7 @@ public class MainActivity extends AppCompatActivity
     private static final String FRAGMENT_PROFILE = "ryey.easer.FRAGMENT.PROFILE";
     private static final String FRAGMENT_EVENT = "ryey.easer.FRAGMENT.EVENT";
     private static final String FRAGMENT_SCENARIO = "ryey.easer.FRAGMENT.SCENARIO";
+    private static final String FRAGMENT_CONDITION = "ryey.easer.FRAGMENT.CONDITION";
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -157,6 +159,13 @@ public boolean onNavigationItemSelected(@NonNull MenuItem item) {
             manager.beginTransaction()
                     .replace(R.id.content_main, fragment, FRAGMENT_SCENARIO)
                     .commit();
+        } else if (id == R.id.nav_condition) {
+            fragment = manager.findFragmentByTag(FRAGMENT_CONDITION);
+            if (fragment == null)
+                fragment = new ConditionListFragment();
+            manager.beginTransaction()
+                    .replace(R.id.content_main, fragment, FRAGMENT_CONDITION)
+                    .commit();
         } else if (id == R.id.nav_about) {
             Intent intent = new Intent(this, AboutActivity.class);
             startActivity(intent);
diff --git a/app/src/main/java/ryey/easer/core/ui/edit/ConditionListFragment.java b/app/src/main/java/ryey/easer/core/ui/edit/ConditionListFragment.java
new file mode 100644
index 00000000..be9e0f6e
--- /dev/null
+++ b/app/src/main/java/ryey/easer/core/ui/edit/ConditionListFragment.java
@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2016 - 2018 Rui Zhao <renyuneyun@gmail.com>
+ *
+ * This file is part of Easer.
+ *
+ * Easer is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Easer is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Easer.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package ryey.easer.core.ui.edit;
+
+import android.content.Intent;
+
+import ryey.easer.R;
+import ryey.easer.core.data.storage.ConditionDataStorage;
+
+public class ConditionListFragment extends AbstractDataListFragment<ConditionDataStorage> {
+    @Override
+    protected String title() {
+        return getString(R.string.title_condition);
+    }
+
+    @Override
+    protected ConditionDataStorage retmStorage() {
+        return ConditionDataStorage.getInstance(getContext());
+    }
+
+    @Override
+    protected Intent intentForEditDataActivity() {
+        return new Intent(getContext(), EditConditionActivity.class);
+    }
+}
diff --git a/app/src/main/java/ryey/easer/core/ui/edit/ConditionPluginViewContainerFragment.java b/app/src/main/java/ryey/easer/core/ui/edit/ConditionPluginViewContainerFragment.java
new file mode 100644
index 00000000..7a8eb198
--- /dev/null
+++ b/app/src/main/java/ryey/easer/core/ui/edit/ConditionPluginViewContainerFragment.java
@@ -0,0 +1,103 @@
+/*
+ * Copyright (c) 2016 - 2018 Rui Zhao <renyuneyun@gmail.com>
+ *
+ * This file is part of Easer.
+ *
+ * Easer is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Easer is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Easer.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package ryey.easer.core.ui.edit;
+
+import android.content.pm.PackageManager;
+import android.os.Bundle;
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import ryey.easer.R;
+import ryey.easer.commons.plugindef.InvalidDataInputException;
+import ryey.easer.commons.plugindef.conditionplugin.ConditionData;
+import ryey.easer.commons.plugindef.conditionplugin.ConditionPlugin;
+import ryey.easer.plugins.PluginRegistry;
+
+public class ConditionPluginViewContainerFragment<T extends ConditionData> extends PluginViewContainerFragment<T> {
+
+    private static final String EXTRA_PLUGIN = "plugin";
+
+    static <T extends ConditionData> ConditionPluginViewContainerFragment<T> createInstance(ConditionPlugin<T> plugin) {
+        Bundle bundle = new Bundle();
+        bundle.putString(EXTRA_PLUGIN, plugin.id());
+        ConditionPluginViewContainerFragment<T> fragment = new ConditionPluginViewContainerFragment<>();
+        fragment.setArguments(bundle);
+        return fragment;
+    }
+
+    @Override
+    public void onCreate(@Nullable Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        String plugin_id = getArguments().getString(EXTRA_PLUGIN);
+        @SuppressWarnings("unchecked") ConditionPlugin<T> plugin = PluginRegistry.getInstance().condition().findPlugin(plugin_id);
+        pluginViewFragment = plugin.view();
+    }
+
+    @NonNull
+    @Override
+    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
+        View v = inflater.inflate(R.layout.fragment_pluginview_condition, container, false);
+        getChildFragmentManager().beginTransaction()
+                .replace(R.id.content_pluginview, pluginViewFragment)
+                .commit();
+        return v;
+    }
+
+    @Override
+    public void onStart() {
+        super.onStart();
+        ConditionPlugin plugin = PluginRegistry.getInstance().condition().findPlugin(pluginViewFragment);
+        //noinspection ConstantConditions
+        if (!plugin.checkPermissions(getContext())) {
+            setEnabled(false);
+            //noinspection ConstantConditions
+            plugin.requestPermissions(getActivity(), 1);
+        }
+    }
+
+    @Override
+    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
+        if (requestCode == 1) {
+            for (int i = 0; i < grantResults.length; i++) {
+                if (grantResults[i] != PackageManager.PERMISSION_GRANTED) {
+                    return;
+                }
+            }
+            setEnabled(true);
+        }
+    }
+
+    /***
+     * {@inheritDoc}
+     * Explicitly override and call back through to snooze compiler data type checking
+     */
+    @NonNull
+    @Override
+    T getData() throws InvalidDataInputException {
+        return super.getData();
+    }
+
+    private void setEnabled(boolean enabled) {
+        pluginViewFragment.setEnabled(enabled);
+    }
+}
diff --git a/app/src/main/java/ryey/easer/core/ui/edit/ConditionPluginViewPager.java b/app/src/main/java/ryey/easer/core/ui/edit/ConditionPluginViewPager.java
new file mode 100644
index 00000000..d859dc27
--- /dev/null
+++ b/app/src/main/java/ryey/easer/core/ui/edit/ConditionPluginViewPager.java
@@ -0,0 +1,155 @@
+/*
+ * Copyright (c) 2016 - 2018 Rui Zhao <renyuneyun@gmail.com>
+ *
+ * This file is part of Easer.
+ *
+ * Easer is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Easer is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Easer.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package ryey.easer.core.ui.edit;
+
+import android.content.Context;
+import android.support.annotation.NonNull;
+import android.support.v4.app.Fragment;
+import android.support.v4.app.FragmentManager;
+import android.support.v4.app.FragmentStatePagerAdapter;
+import android.support.v4.view.ViewPager;
+import android.support.v7.app.AppCompatActivity;
+import android.util.AttributeSet;
+import android.util.SparseArray;
+import android.view.ViewGroup;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import ryey.easer.commons.plugindef.InvalidDataInputException;
+import ryey.easer.commons.plugindef.conditionplugin.ConditionData;
+import ryey.easer.commons.plugindef.conditionplugin.ConditionPlugin;
+import ryey.easer.plugins.PluginRegistry;
+
+public class ConditionPluginViewPager extends ViewPager {
+
+    MyPagerAdapter mPagerAdapter;
+
+    final List<ConditionPlugin> conditionPluginList = new ArrayList<>();
+
+    Integer initial_position = null;
+    ConditionData initial_condition_data = null;
+
+    public ConditionPluginViewPager(Context context) {
+        super(context);
+    }
+
+    public ConditionPluginViewPager(Context context, AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    void init(AppCompatActivity activity) {
+        conditionPluginList.clear();
+        conditionPluginList.addAll(PluginRegistry.getInstance().condition().getEnabledPlugins(activity));
+        mPagerAdapter = new MyPagerAdapter(activity.getSupportFragmentManager(), getContext());
+        setAdapter(mPagerAdapter);
+    }
+
+    <T extends ConditionData> void setConditionData(T conditionData) {
+        initial_condition_data = conditionData;
+        int i = getPluginIndex(conditionData);
+        initial_position = i;
+        if (getCurrentItem() == i) {
+            synchronized (this) {
+                //noinspection unchecked
+                ConditionPluginViewContainerFragment<T> fragment = mPagerAdapter.getRegisteredFragment(i);
+                if (fragment != null)
+                    //noinspection unchecked
+                    fragment.fill((T) initial_condition_data);
+            }
+        } else {
+            setCurrentItem(i);
+        }
+    }
+
+    ConditionData getConditionData() throws InvalidDataInputException {
+        return getConditionData(getCurrentItem());
+    }
+
+    ConditionData getConditionData(int position) throws InvalidDataInputException {
+        return mPagerAdapter.getRegisteredFragment(position).getData();
+    }
+
+    private int getPluginIndex(ConditionData conditionData) {
+        for (int i = 0; i < conditionPluginList.size(); i++) {
+            if (conditionData.getClass() == conditionPluginList.get(i).dataFactory().dataClass())
+                return i;
+        }
+        throw new IllegalAccessError("Plugin not found???");
+    }
+
+    class MyPagerAdapter extends FragmentStatePagerAdapter {
+
+        SparseArray<ConditionPluginViewContainerFragment> registeredFragments = new SparseArray<>();
+
+        private final Context context;
+        final String[] titles;
+
+        public MyPagerAdapter(FragmentManager fm, Context context) {
+            super(fm);
+            this.context = context;
+            titles = new String[conditionPluginList.size()];
+            for (int i = 0; i < conditionPluginList.size(); i++) {
+                titles[i] = conditionPluginList.get(i).view().desc(getResources());
+            }
+        }
+
+        @Override
+        public Fragment getItem(int position) {
+            PluginViewContainerFragment fragment = ConditionPluginViewContainerFragment.createInstance(
+                    conditionPluginList.get(position));
+            return fragment;
+        }
+
+        @Override
+        public int getCount() {
+            return titles.length;
+        }
+
+        @Override
+        public CharSequence getPageTitle(int position) {
+            return titles[position];
+        }
+
+        @NonNull
+        @Override
+        public Object instantiateItem(ViewGroup container, int position) {
+            ConditionPluginViewContainerFragment fragment = (ConditionPluginViewContainerFragment) super.instantiateItem(container, position);
+            synchronized (ConditionPluginViewPager.this) {
+                if ((initial_position != null) && (position == initial_position)) {
+                    //noinspection unchecked
+                    fragment.fill(initial_condition_data);
+                }
+            }
+            registeredFragments.put(position, fragment);
+            return fragment;
+        }
+
+        @Override
+        public void destroyItem(ViewGroup container, int position, Object object) {
+            registeredFragments.remove(position);
+            super.destroyItem(container, position, object);
+        }
+
+        public ConditionPluginViewContainerFragment getRegisteredFragment(int position) {
+            return registeredFragments.get(position);
+        }
+    }
+}
diff --git a/app/src/main/java/ryey/easer/core/ui/edit/EditConditionActivity.java b/app/src/main/java/ryey/easer/core/ui/edit/EditConditionActivity.java
new file mode 100644
index 00000000..89e69bda
--- /dev/null
+++ b/app/src/main/java/ryey/easer/core/ui/edit/EditConditionActivity.java
@@ -0,0 +1,70 @@
+/*
+ * Copyright (c) 2016 - 2018 Rui Zhao <renyuneyun@gmail.com>
+ *
+ * This file is part of Easer.
+ *
+ * Easer is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Easer is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Easer.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package ryey.easer.core.ui.edit;
+
+import android.widget.EditText;
+
+import ryey.easer.R;
+import ryey.easer.commons.C;
+import ryey.easer.commons.plugindef.InvalidDataInputException;
+import ryey.easer.commons.plugindef.conditionplugin.ConditionData;
+import ryey.easer.core.data.ConditionStructure;
+import ryey.easer.core.data.storage.ConditionDataStorage;
+
+public class EditConditionActivity extends AbstractEditDataActivity<ConditionStructure, ConditionDataStorage> {
+
+    EditText mEditText_name = null;
+    ConditionPluginViewPager mViewPager;
+    
+    @Override
+    protected ConditionDataStorage retDataStorage() {
+        return ConditionDataStorage.getInstance(this);
+    }
+
+    @Override
+    protected String title() {
+        return getString(R.string.title_edit_condition);
+    }
+
+    @Override
+    protected int contentViewRes() {
+        return R.layout.activity_edit_condition;
+    }
+
+    @Override
+    void init() {
+        mEditText_name = findViewById(R.id.editText_name);
+        mViewPager = findViewById(R.id.pager);
+        mViewPager.init(this);
+    }
+
+    @Override
+    protected void loadFromData(ConditionStructure condition) {
+        oldName = condition.getName();
+        mEditText_name.setText(condition.getName());
+        mViewPager.setConditionData(condition.getData());
+    }
+
+    @Override
+    protected ConditionStructure saveToData() throws InvalidDataInputException {
+        ConditionData conditionData = mViewPager.getConditionData();
+        return new ConditionStructure(C.VERSION_CREATED_IN_RUNTIME, mEditText_name.getText().toString(), conditionData);
+    }
+}
diff --git a/app/src/main/java/ryey/easer/core/ui/setting/PluginSettingsPreferenceFragment.java b/app/src/main/java/ryey/easer/core/ui/setting/PluginSettingsPreferenceFragment.java
index dc828d35..2df3d11e 100644
--- a/app/src/main/java/ryey/easer/core/ui/setting/PluginSettingsPreferenceFragment.java
+++ b/app/src/main/java/ryey/easer/core/ui/setting/PluginSettingsPreferenceFragment.java
@@ -45,5 +45,11 @@ public void onCreate(@Nullable Bundle savedInstanceState) {
             PluginEnabledPreference preference = new PluginEnabledPreference(getActivity(), plugin);
             preferenceCategory.addPreference(preference);
         }
+
+        preferenceCategory = (PreferenceCategory) getPreferenceScreen().findPreference(getString(R.string.key_pref_enabled_condition_plugins));
+        for (PluginDef plugin : PluginRegistry.getInstance().condition().getAllPlugins()) {
+            PluginEnabledPreference preference = new PluginEnabledPreference(getActivity(), plugin);
+            preferenceCategory.addPreference(preference);
+        }
     }
 }
diff --git a/app/src/main/res/layout/activity_edit_condition.xml b/app/src/main/res/layout/activity_edit_condition.xml
new file mode 100644
index 00000000..c9910d2c
--- /dev/null
+++ b/app/src/main/res/layout/activity_edit_condition.xml
@@ -0,0 +1,53 @@
+<?xml version="1.0" encoding="utf-8"?>
+<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".core.ui.edit.EditConditionActivity">
+
+    <TextView
+        android:id="@+id/textView38"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="8dp"
+        android:text="@string/text_title"
+        app:layout_constraintBottom_toBottomOf="@+id/editText_name"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="@+id/editText_name" />
+
+    <EditText
+        android:id="@+id/editText_name"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginEnd="8dp"
+        android:layout_marginStart="8dp"
+        android:layout_marginTop="8dp"
+        android:ems="10"
+        android:hint="@string/hint_condition_title"
+        android:inputType="text"
+        android:singleLine="true"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toEndOf="@+id/textView38"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <ryey.easer.core.ui.edit.ConditionPluginViewPager
+        android:id="@+id/pager"
+        style="@style/AppTheme.PluginViewPager"
+        android:layout_width="wrap_content"
+        android:layout_height="0dp"
+        android:layout_marginTop="8dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/editText_name">
+
+        <android.support.v4.view.PagerTitleStrip
+            android:id="@+id/pager_title_strip"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:background="@color/colorPrimaryDark"
+            android:paddingBottom="4dp"
+            android:paddingTop="4dp"
+            android:textColor="#fff" />
+    </ryey.easer.core.ui.edit.ConditionPluginViewPager>
+
+</android.support.constraint.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_edit_scenario.xml b/app/src/main/res/layout/activity_edit_scenario.xml
index 5d0faf0b..65bb966f 100644
--- a/app/src/main/res/layout/activity_edit_scenario.xml
+++ b/app/src/main/res/layout/activity_edit_scenario.xml
@@ -7,7 +7,7 @@
     tools:context="ryey.easer.core.ui.edit.EditScenarioActivity">
 
     <TextView
-        android:id="@+id/textView37"
+        android:id="@+id/textView38"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_marginStart="8dp"
@@ -28,12 +28,12 @@
         android:inputType="text"
         android:singleLine="true"
         app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toEndOf="@+id/textView37"
+        app:layout_constraintStart_toEndOf="@+id/textView38"
         app:layout_constraintTop_toTopOf="parent" />
 
     <ryey.easer.core.ui.edit.EventPluginViewPager
         android:id="@+id/pager"
-        style="@style/AppTheme.EventPluginViewPager"
+        style="@style/AppTheme.PluginViewPager"
         android:layout_width="wrap_content"
         android:layout_height="0dp"
         android:layout_marginTop="8dp"
diff --git a/app/src/main/res/layout/activity_edit_script.xml b/app/src/main/res/layout/activity_edit_script.xml
index be77d721..fa7a8606 100644
--- a/app/src/main/res/layout/activity_edit_script.xml
+++ b/app/src/main/res/layout/activity_edit_script.xml
@@ -86,7 +86,7 @@
 
     <ryey.easer.core.ui.edit.EventPluginViewPager
         android:id="@+id/pager"
-        style="@style/AppTheme.EventPluginViewPager"
+        style="@style/AppTheme.PluginViewPager"
         android:layout_width="wrap_content"
         android:layout_height="0dp"
         android:layout_marginTop="8dp"
diff --git a/app/src/main/res/layout/fragment_pluginview_condition.xml b/app/src/main/res/layout/fragment_pluginview_condition.xml
new file mode 100644
index 00000000..85f070be
--- /dev/null
+++ b/app/src/main/res/layout/fragment_pluginview_condition.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="vertical"
+    android:layout_width="match_parent" android:layout_height="wrap_content">
+
+    <FrameLayout
+        android:id="@+id/content_pluginview"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content" />
+</FrameLayout>
\ No newline at end of file
diff --git a/app/src/main/res/menu/activity_main_drawer.xml b/app/src/main/res/menu/activity_main_drawer.xml
index 41e99f7f..89d928ff 100644
--- a/app/src/main/res/menu/activity_main_drawer.xml
+++ b/app/src/main/res/menu/activity_main_drawer.xml
@@ -14,6 +14,9 @@
         <item
             android:id="@+id/nav_scenario"
             android:title="@string/title_scenario" />
+        <item
+            android:id="@+id/nav_condition"
+            android:title="@string/title_condition" />
     </group>
 
     <item android:title="@string/title_application">
diff --git a/app/src/main/res/values-v17/styles.xml b/app/src/main/res/values-v17/styles.xml
index 9b197823..42d36ea5 100644
--- a/app/src/main/res/values-v17/styles.xml
+++ b/app/src/main/res/values-v17/styles.xml
@@ -13,7 +13,7 @@
         <item name="android:paddingEnd">@dimen/lr_padding_outer</item>
     </style>
 
-    <style name="AppTheme.EventPluginViewPager">
+    <style name="AppTheme.PluginViewPager">
         <item name="android:paddingStart">@dimen/eventpluginviewpager_horizontal_margin</item>
         <item name="android:paddingEnd">@dimen/eventpluginviewpager_horizontal_margin</item>
         <item name="android:paddingTop">@dimen/eventpluginviewpager_vertical_margin</item>
diff --git a/app/src/main/res/values-zh/strings.xml b/app/src/main/res/values-zh/strings.xml
index 2e1b5b5f..fecbfb7e 100644
--- a/app/src/main/res/values-zh/strings.xml
+++ b/app/src/main/res/values-zh/strings.xml
@@ -94,5 +94,8 @@
     <string name="title_activity_log">活動記錄</string>
     <string name="hint_script_title">事件腳本名稱</string>
     <string name="title_script">事件腳本</string>
+    <string name="title_condition">狀況</string>
+    <string name="title_edit_condition">編輯狀況</string>
+    <string name="hint_condition_title">狀況名</string>
 
 </resources>
diff --git a/app/src/main/res/values/keys.xml b/app/src/main/res/values/keys.xml
index 40ff4ef2..ee9dd9e6 100644
--- a/app/src/main/res/values/keys.xml
+++ b/app/src/main/res/values/keys.xml
@@ -13,5 +13,6 @@
     <string name="key_pref_plugins" translatable="false">preference_plugins</string>
     <string name="key_pref_enabled_operation_plugins" translatable="false">preference_enabled_operation_plugins</string>
     <string name="key_pref_enabled_event_plugins" translatable="false">preference_enabled_event_plugins</string>
+    <string name="key_pref_enabled_condition_plugins" translatable="false">preference_enabled_condition_plugins</string>
     <string name="key_pref_convert_data" translatable="false">preference_convert_data</string>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index cb0fbbea..2999db59 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -7,6 +7,7 @@
     <string name="title_event">Event</string>
     <string name="title_script">Script</string>
     <string name="title_scenario">Scenario</string>
+    <string name="title_condition">Condition</string>
     <string name="title_application">App</string>
     <string name="title_activity_log">Activity Log</string>
     <string name="title_about">About</string>
@@ -15,6 +16,7 @@
     <string name="title_edit">Edit</string>
     <string name="title_delete">Delete</string>
     <string name="title_edit_event">Edit Event</string>
+    <string name="title_edit_condition">Edit Condition</string>
     <string name="title_edit_profile">Edit Profile</string>
     <string name="title_select_operation">Select an Operation</string>
 
@@ -59,6 +61,7 @@
     <string name="hint_script_title">script title</string>
     <string name="hint_profile_title">profile title</string>
     <string name="hint_scenario_title">scenario title</string>
+    <string name="hint_condition_title">condition title</string>
 
     <string name="prompt_save_failed">Failed to save</string>
     <string name="prompt_delete">Are you sure to delete: %s</string>
diff --git a/app/src/main/res/values/styles.xml b/app/src/main/res/values/styles.xml
index 6ef94329..7f0ea77e 100644
--- a/app/src/main/res/values/styles.xml
+++ b/app/src/main/res/values/styles.xml
@@ -34,7 +34,7 @@
         <item name="android:gravity">center</item>
     </style>
 
-    <style name="AppTheme.EventPluginViewPager">
+    <style name="AppTheme.PluginViewPager">
         <item name="android:paddingLeft">@dimen/eventpluginviewpager_horizontal_margin</item>
         <item name="android:paddingRight">@dimen/eventpluginviewpager_horizontal_margin</item>
         <item name="android:paddingTop">@dimen/eventpluginviewpager_vertical_margin</item>
diff --git a/app/src/main/res/xml/plugins_preference.xml b/app/src/main/res/xml/plugins_preference.xml
index cc1530b2..a7331f0f 100644
--- a/app/src/main/res/xml/plugins_preference.xml
+++ b/app/src/main/res/xml/plugins_preference.xml
@@ -14,4 +14,12 @@
         android:title="@string/title_event">
 
     </PreferenceCategory>
+
+    <PreferenceCategory android:layout="@layout/pref_divider" />
+
+    <PreferenceCategory
+        android:key="@string/key_pref_enabled_condition_plugins"
+        android:title="@string/title_condition">
+
+    </PreferenceCategory>
 </PreferenceScreen>
\ No newline at end of file