Android切换主题

values-v21/styles.xml

<resources>

    <!-- Base application theme. -->
    <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
        <!-- Customize your theme here. -->
        <item name="colorPrimary">@color/colorPrimary</item>
        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
        <item name="colorAccent">@color/colorAccent</item>
    </style>


    <style name="Black" parent="android:Theme.Material">
        <item name="android:colorPrimaryDark">@color/status_grey</item>
        <item name="android:statusBarColor">@color/status_grey</item>
        <item name="android:colorPrimary">@color/action_grey</item>
        <item name="android:windowBackground">@color/window_bg_grey</item>
        <item name="android:navigationBarColor">@color/navigation_grey</item>
        <item name="android:colorForeground">@color/fg_grey</item>
        <item name="android:colorBackground">@color/bg_grey</item>
        <item name="android:colorAccent">@color/control_activated_grey</item>
        <item name="android:colorControlNormal">@color/control_normal_grey</item>
        <item name="android:colorControlHighlight">@color/control_highlight_grey</item>
        <item name="android:colorControlActivated">@color/control_activated_grey</item>
        <item name="android:colorButtonNormal">@color/button_normal_grey</item>
        <item name="android:textColor">@color/white_text</item>
        <item name="android:textColorPrimaryDisableOnly">@color/white_text</item>
        <item name="android:textColorPrimary">@color/white_text</item>
    </style>

    <style name="Blue" parent="android:Theme.Material">
        <item name="android:colorPrimaryDark">@color/status_blue</item>
        <item name="android:statusBarColor">@color/status_blue</item>
        <item name="android:colorPrimary">@color/action_blue</item>
        <item name="android:windowBackground">@color/window_bg_blue</item>
        <item name="android:navigationBarColor">@color/navigation_blue</item>
        <item name="android:colorForeground">@color/fg_blue</item>
        <item name="android:colorBackground">@color/bg_blue</item>
        <item name="android:colorAccent">@color/control_activated_blue</item>
        <item name="android:colorControlNormal">@color/control_normal_blue</item>
        <item name="android:colorControlHighlight">@color/control_highlight_blue</item>
        <item name="android:colorControlActivated">@color/control_activated_blue</item>
        <item name="android:colorButtonNormal">@color/button_normal_blue</item>
        <item name="android:textColor">@color/white_text</item>
        <item name="android:textColorPrimaryDisableOnly">@color/white_text</item>
        <item name="android:textColorPrimary">@color/white_text</item>
    </style>

    <style name="Green" parent="android:Theme.Material">
        <item name="android:colorPrimaryDark">@color/status_light_green</item>
        <item name="android:statusBarColor">@color/status_light_green</item>
        <item name="android:colorPrimary">@color/action_light_green</item>
        <item name="android:windowBackground">@color/window_bg_light_green</item>
        <item name="android:navigationBarColor">@color/navigation_light_green</item>
        <item name="android:colorForeground">@color/fg_light_green</item>
        <item name="android:colorBackground">@color/bg_light_green</item>
        <item name="android:colorAccent">@color/control_activated_light_green</item>
        <item name="android:colorControlNormal">@color/control_normal_light_green</item>
        <item name="android:colorControlHighlight">@color/control_highlight_light_green</item>
        <item name="android:colorControlActivated">@color/control_activated_light_green</item>
        <item name="android:colorButtonNormal">@color/button_normal_light_green</item>
        <item name="android:textColor">@color/white_text</item>
        <item name="android:textColorPrimaryDisableOnly">@color/white_text</item>
        <item name="android:textColorPrimary">@color/white_text</item>
    </style>

    <style name="Yellow" parent="android:Theme.Material">
        <item name="android:colorPrimaryDark">@color/status_lime</item>
        <item name="android:statusBarColor">@color/status_lime</item>
        <item name="android:colorPrimary">@color/action_lime</item>
        <item name="android:windowBackground">@color/window_bg_lime</item>
        <item name="android:navigationBarColor">@color/navigation_lime</item>
        <item name="android:colorForeground">@color/fg_lime</item>
        <item name="android:colorBackground">@color/bg_lime</item>
        <item name="android:colorAccent">@color/control_activated_lime</item>
        <item name="android:colorControlNormal">@color/control_normal_lime</item>
        <item name="android:colorControlHighlight">@color/control_highlight_lime</item>
        <item name="android:colorControlActivated">@color/control_activated_lime</item>
        <item name="android:colorButtonNormal">@color/button_normal_lime</item>
        <item name="android:textColor">@color/white_text</item>
        <item name="android:textColorPrimaryDisableOnly">@color/white_text</item>
        <item name="android:textColorPrimary">@color/white_text</item>
    </style>
</resources>

切换主题：

package com.huatec.myapplication;

import android.app.Activity;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;

public class MainActivity extends Activity {

    private static int theme = R.style.Blue;//设置默认主题

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setTheme(theme);//设置主题
        setContentView(R.layout.activity_main);
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        getMenuInflater().inflate(R.menu.change,menu);
        return true;
    }

    /**
     * 切换主题
     * @param item
     * @return
     */
    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        switch (item.getItemId()){
            case R.id.blue://设置为蓝色主题
                theme = R.style.Blue;
                break;
            case R.id.gray://设置为黑色主题
                theme = R.style.Black;
                break;
            case R.id.green://设置为绿色主题
                theme = R.style.Green;
                break;
            case R.id.yellow://设置为黄色色主题
                theme = R.style.Yellow;
                break;
        }
        recreate();//重启界面
        return super.onOptionsItemSelected(item);
    }
}

效果图：

2018-05-30 13_50_06.gif

源码地址：https://github.com/280357392/Theme