Toolbar使用

<android.support.v7.widget.Toolbar
android:id="@+id/toolbar"
android:layout_width="match_parent"
android:layout_height="?attr/actionBarSize"
android:background="?attr/colorPrimary"
android:titleTextColor="@color/white" />

toolbar.setTitle("Notification");
toolbar.setTitleTextColor(getResources().getColor(R.color.white));
setSupportActionBar(toolbar);
Utils.setStatusBar(this, R.color.colorPrimaryDark);
toolbar.setNavigationIcon(R.mipmap.icon_back);
toolbar.setNavigationOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
NotificationActivity.this.finish();
}
});

@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.newactive, menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
int id = item.getItemId();
if (id == R.id.action_save) {

}

}

<?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/action_save"
android:orderInCategory="1"
android:title="@string/action_save"
/>
</menu>

Caused by: java.lang.IllegalStateException: This Activity already has an action bar supplied by the window decor. Do not request Window.FEATURE_SUPPORT_ACTION_BAR and set windowActionBar to false in your theme to use a Toolbar instead.

<application
android:name=".base.BaseApplication"
android:allowBackup="true"
android:icon="@mipmap/ic_launcher"
android:label="@string/app_name"
android:supportsRtl="true"
android:theme="@style/AppTheme">
<activity
android:name=".activity.MainActivity"
android:label="@string/app_name"
android:theme="@style/OneToolBarTheme" />

<style name="OneToolBarTheme" parent="Theme.AppCompat.Light.NoActionBar">
<item name="colorPrimary">@color/colorPrimaryOne</item>
<item name="colorPrimaryDark">@color/colorPrimaryDarkOne</item>
<item name="colorAccent">@color/colorAccent</item>
</style>