Android 首选项屏幕中的文本大小
我有一个xml文件,它定义了一些首选项屏幕,如下面的示例Android 首选项屏幕中的文本大小,android,Android,我有一个xml文件,它定义了一些首选项屏幕,如下面的示例 <PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android" android:key="root_preferencescreen"> <PreferenceScreen android:key="general_sett" android:title="general settings"
<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
android:key="root_preferencescreen">
<PreferenceScreen android:key="general_sett" android:title="general settings" />
....
<PreferenceScreen android:key="extras_sett" android:title="extras settings" />
</PreferenceScreen>
....
我希望能够增加首选项屏幕文本的字体大小,但因为首选项屏幕中没有android:textsize标记,我不知道如何实现这一点 您可以创建一个如下所示的
TextView
布局xml:
<TextView xmlns:android="http://schemas.android.com/apk/res/android"
style="?android:attr/listSeparatorTextViewStyle"
android:textColor="@android:color/white"
android:id="@+android:id/title"
/>
<PreferenceCategory
android:title="Category Title"
android:layout="@layout/pref_category"
/>
只要
TextView
具有id@+android:id/title
,您就可以使布局看起来像您想要的那样。还有一种方法可以处理我还没有弄清楚的样式。您只需在首选项屏幕的主题中添加android:textSize
:
e、 g:
PrefsFragment
class:
public class SettingsActivity extends AppCompatActivity {
private Toolbar toolbar;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_settings);
toolbar = (Toolbar)findViewById(R.id.toolbar_settings);
setSupportActionBar(toolbar);
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
getSupportFragmentManager().beginTransaction()
.replace(R.id.bodylayout, new PrefsFragment())
.commit();
}
@Override
protected void onPause() {
super.onPause();
}
}
public class PrefsFragment extends PreferenceFragmentCompat implements SharedPreferences.OnSharedPreferenceChangeListener {
@Override
public void onCreatePreferences(Bundle bundle, String s) {
}
@Override
public void onCreate(Bundle savedInstanceState) {
final Context myContext = this.getActivity();
//set your theme
myContext.setTheme(R.theme.settingsTheme);
super.onCreate(savedInstanceState);
addPreferencesFromResource(R.xml.settingspreference);
//do other stuffs
}
//.....
}
令人惊叹的。。。好了!:)
public class PrefsFragment extends PreferenceFragmentCompat implements SharedPreferences.OnSharedPreferenceChangeListener {
@Override
public void onCreatePreferences(Bundle bundle, String s) {
}
@Override
public void onCreate(Bundle savedInstanceState) {
final Context myContext = this.getActivity();
//set your theme
myContext.setTheme(R.theme.settingsTheme);
super.onCreate(savedInstanceState);
addPreferencesFromResource(R.xml.settingspreference);
//do other stuffs
}
//.....
}