[英]Styling Action Bar(Background Color) Android
我想將操作欄設為紅色,但它不起作用。 它會啟動該應用程序,然后立即說“不幸的是,Action Bar已停止”,我可以很快地看到該應用程序並已讀取它。 我看了幾個小時,互聯網上什么都沒有。 由於我是編碼新手,有人可以提供幫助嗎?
logcat的
05-29 01:04:39.051
21993-21993funnestgames.actionbarActivityThread:PauseGC
java.lang.reflect.InvocationTargetException
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at android.app.ActivityThread.pauseGC(ActivityThread.java:5525)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2324)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2471)
at android.app.ActivityThread.access$900(ActivityThread.java:175)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1308)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:146)
at android.app.ActivityThread.main(ActivityThread.java:5602)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1283)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1099)
at dalvik.system.NativeStart.main(Native Method)
Caused by: java.lang.UnsatisfiedLinkError: Native method not
found:dalvik.system.VMRuntime.pauseGc:(Ljava/lang/String;)I
at dalvik.system.VMRuntime.pauseGc(Native Method)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at android.app.ActivityThread.pauseGC(ActivityThread.java:5525)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2324)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2471)
at android.app.ActivityThread.access$900(ActivityThread.java:175)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1308)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:146)
at android.app.ActivityThread.main(ActivityThread.java:5602)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1283)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1099)
at dalvik.system.NativeStart.main(Native Method)
styl.xml
<?xml version="1.0" encoding="utf-8"?>
<resources>
<!-- the theme applied to the application or activity -->
<style name="CustomActionBarTheme"
parent="@android:style/Theme.Holo.Light.DarkActionBar">
<item name="android:actionBarStyle">@style/MyActionBar</item>
</style>
<!-- ActionBar styles -->
<style name="MyActionBar"
parent="@android:style/Widget.Holo.Light.ActionBar.Solid.Inverse">
<item name="android:background">#F00</item>
</style>
</resources>
AndroidManifest.xml中
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="funnestgames.actionbar" >
<application
android:theme="@style/CustomActionBarTheme"
android:allowBackup="true"
android:icon="@mipmap/ic_launcher"
android:label="@string/app_name">
<activity
android:name=".MainActivity"
android:label="@string/app_name" >
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>
在下面使用此代碼
ActionBar action_bar = getActionBar();
action_bar.setBackgroundDrawable(new ColorDrawable(Color.parseColor("#FF0000")));
從改變你的風格
<!--
Base application theme, dependent on API level. This theme is replaced
by AppBaseTheme from res/values-vXX/styles.xml on newer devices.
-->
<style name="AppBaseTheme" parent="Theme.AppCompat.Light">
<!--
Theme customizations available in newer API levels can go in
res/values-vXX/styles.xml, while customizations related to
backward-compatibility can go here.
-->
</style>
<!-- Application theme. -->
<style name="CustomActionBarTheme" parent="AppBaseTheme">
<!-- All customizations that are NOT specific to a particular API-level can go here. -->
</style>
嘗試這個
<style name="ActionBar.Solid.Example" parent="@android:style/Widget.Holo.Light.ActionBar.Solid">
<item name="android:background">Your color you want or drawable</item>
<item name="android:backgroundStacked">Your color you want or drawable</item>
<item name="android:backgroundSplit">Your color you want or drawable</item>
</style>
並將其添加到您的應用程序AppTheme上:
<item name="android:actionBarStyle">@style/ActionBar.Solid.Example</item>
或嘗試使用工具
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