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更改android阵列适配器中列表项的颜色_Android_Listview_Android Arrayadapter - Fatal编程技术网

更改android阵列适配器中列表项的颜色

更改android阵列适配器中列表项的颜色,android,listview,android-arrayadapter,Android,Listview,Android Arrayadapter,我正在开发一个简单的WebView应用程序,带有使用片段的菜单,一切正常,但是ListView上的文本是黑色的,我不知道如何更改它 我想知道如何更改列表视图的文本颜色。。。这是我的密码: package com.lfcchile; private ActionBarDrawerToggle actionBarDrawerToggle; private ActionBar actionBar; private DrawerLayout drawerLayout; private ListVie

我正在开发一个简单的WebView应用程序,带有使用片段的菜单,一切正常,但是ListView上的文本是黑色的,我不知道如何更改它

我想知道如何更改列表视图的文本颜色。。。这是我的密码:

package com.lfcchile;


private ActionBarDrawerToggle actionBarDrawerToggle;
private ActionBar actionBar;
private DrawerLayout drawerLayout;
private ListView navList;
private FragmentTransaction fragmentTransaction;
private FragmentManager fragmentManager;

@Override
protected void onCreate(Bundle savedInstanceState) {

    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);

    ActionBar actionBar = getSupportActionBar();
    actionBar.setDisplayShowHomeEnabled(true);
    actionBar.setIcon(R.mipmap.ic_launcher);

    drawerLayout = (DrawerLayout) findViewById(R.id.drawerlayout);
    navList = (ListView) findViewById(R.id.navList);
    ArrayList<String> navArray = new ArrayList<String>();
    navArray.add("Inicio");
    navArray.add("Destacado");
    navArray.add("Tabla PL");
    navArray.add("Próximo Partido");
    navArray.add("Fragment 4");
    navArray.add("Fragment 5");
    navList.setChoiceMode(ListView.CHOICE_MODE_SINGLE);
    ArrayAdapter<String> adapter = new ArrayAdapter<String>(this, android.R.layout.simple_list_item_activated_1, navArray);
    navList.setAdapter(adapter);
    navList.setOnItemClickListener(this);
    actionBarDrawerToggle = new ActionBarDrawerToggle(this, drawerLayout, R.string.opendrawer, R.string.closedrawer);
    drawerLayout.setDrawerListener(actionBarDrawerToggle);

    //ActionBar actionBar = getSupportActionBar();
    actionBar.setDisplayShowHomeEnabled(true);
    actionBar.setDisplayHomeAsUpEnabled(true);
    fragmentManager = getSupportFragmentManager();

    loadSelection(0);
}

private void loadSelection(int i){
    navList.setItemChecked(i, true);

    switch (i){
        case 0:
            HomeFragment homeFragment = new HomeFragment();
            fragmentTransaction = fragmentManager.beginTransaction();
            fragmentTransaction.replace(R.id.fragmentholder,homeFragment);
            fragmentTransaction.commit();
            break;

        case 1:
            MyFragment1 myFragment1 = new MyFragment1();
            fragmentTransaction = fragmentManager.beginTransaction();
            fragmentTransaction.replace(R.id.fragmentholder,myFragment1);
            fragmentTransaction.commit();
            break;

        case 2:
            MyFragment2 myFragment2 = new MyFragment2();
            fragmentTransaction = fragmentManager.beginTransaction();
            fragmentTransaction.replace(R.id.fragmentholder,myFragment2);
            fragmentTransaction.commit();
            break;

        case 3:
            MyFragment3 myFragment3 = new MyFragment3();
            fragmentTransaction = fragmentManager.beginTransaction();
            fragmentTransaction.replace(R.id.fragmentholder,myFragment3);
            fragmentTransaction.commit();
            break;

        case 4:

            break;

        case 5:

            break;

    }

}

@Override
public void onPostCreate(Bundle savedInstanceState) {
    super.onPostCreate(savedInstanceState);
    actionBarDrawerToggle.syncState();
}

@Override
public boolean onCreateOptionsMenu(Menu menu) {
    // Inflate the menu; this adds items to the action bar if it is present.
    getMenuInflater().inflate(R.menu.menu_main, menu);
    return true;
}

@Override
public boolean onOptionsItemSelected(MenuItem item) {
    // Handle action bar item clicks here. The action bar will
    // automatically handle clicks on the Home/Up button, so long
    // as you specify a parent activity in AndroidManifest.xml.
    int id = item.getItemId();

    //noinspection SimplifiableIfStatement
    if (id == R.id.action_settings) {
        return true;
    } else if (id == android.R.id.home) {
        if (drawerLayout.isDrawerOpen(navList)) {
            drawerLayout.closeDrawer(navList);
        } else {
            drawerLayout.openDrawer(navList);
        }
    }

    return super.onOptionsItemSelected(item);
}

@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id){
    loadSelection(position);

    drawerLayout.closeDrawer(navList);
}
package com.lfcchile;
私人动作bardrawertoggle动作bardrawertoggle;
私人ActionBar ActionBar;
私人抽屉布局;
私有列表视图导航列表;
私人碎片交易;
私人碎片管理器碎片管理器;
@凌驾
创建时受保护的void(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
ActionBar ActionBar=getSupportActionBar();
actionBar.setDisplayShowHomeEnabled(真);
actionBar.setIcon(R.mipmap.ic_启动器);
抽屉布局=(抽屉布局)findViewById(R.id.抽屉布局);
navList=(ListView)findViewById(R.id.navList);
ArrayList navArray=新的ArrayList();
navArray.add(“Inicio”);
navArray.add(“Destacado”);
navArray.add(“Tabla PL”);
navArray.add(“Próximo Partido”);
添加(“片段4”);
添加(“片段5”);
navList.setChoiceMode(ListView.CHOICE\u MODE\u SINGLE);
ArrayAdapter=新的ArrayAdapter(这是android.R.layout.simple\u list\u item\u activated\u 1,navArray);
设置适配器(适配器);
setOnItemClickListener(this);
actionBarDrawerToggle=新actionBarDrawerToggle(this,drawerLayout,R.string.opendrawer,R.string.closedrawer);
抽屉布局。setDrawerListener(actionBarDrawerToggle);
//ActionBar ActionBar=getSupportActionBar();
actionBar.setDisplayShowHomeEnabled(真);
actionBar.setDisplayHomeAsUpEnabled(true);
fragmentManager=getSupportFragmentManager();
负荷选择(0);
}
专用void加载选择(int i){
navList.setItemChecked(i,true);
开关(一){
案例0:
HomeFragment HomeFragment=新的HomeFragment();
fragmentTransaction=fragmentManager.beginTransaction();
fragmentTransaction.replace(R.id.fragmentholder,homeFragment);
fragmentTransaction.commit();
打破
案例1:
MyFragment1 MyFragment1=新的MyFragment1();
fragmentTransaction=fragmentManager.beginTransaction();
碎片交易。替换(R.id.fragmentholder,myFragment1);
fragmentTransaction.commit();
打破
案例2:
MyFragment2 MyFragment2=新的MyFragment2();
fragmentTransaction=fragmentManager.beginTransaction();
碎片交易。替换(R.id.碎片持有人,myFragment2);
fragmentTransaction.commit();
打破
案例3:
MyFragment3 MyFragment3=新的MyFragment3();
fragmentTransaction=fragmentManager.beginTransaction();
碎片交易。替换(R.id.fragmentholder,myFragment3);
fragmentTransaction.commit();
打破
案例4:
打破
案例5:
打破
}
}
@凌驾
后期创建时的公共无效(捆绑保存状态){
super.onPostCreate(savedInstanceState);
actionBarDrawerToggle.syncState();
}
@凌驾
公共布尔onCreateOptions菜单(菜单){
//为菜单充气;这会将项目添加到操作栏(如果存在)。
getMenuInflater().充气(右菜单菜单菜单主菜单);
返回true;
}
@凌驾
公共布尔值onOptionsItemSelected(菜单项项){
//处理操作栏项目单击此处。操作栏将
//自动处理Home/Up按钮上的点击,只要
//在AndroidManifest.xml中指定父活动时。
int id=item.getItemId();
//noinspection SimplifiableIf语句
if(id==R.id.action\u设置){
返回true;
}else if(id==android.R.id.home){
if(抽屉布局isDrawerOpen(导航列表)){
抽屉布局。关闭抽屉(导航列表);
}否则{
抽屉布局。打开抽屉(导航列表);
}
}
返回super.onOptionsItemSelected(项目);
}
@凌驾
public void onItemClick(AdapterView父对象、视图、整型位置、长id){
载荷选择(位置);
抽屉布局。关闭抽屉(导航列表);
}
这是我的XML

<android.support.v4.widget.DrawerLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/drawerlayout"
>

<FrameLayout
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:id="@+id/fragmentholder"
    >

</FrameLayout>

<ListView
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:id="@+id/navList"
    android:divider="@null"
    android:layout_gravity="start"
    android:backgroundTint="#8a0000"
    android:background="#8a0000" />

默认文本颜色为黑色,但我想将其更改为白色,如何操作?
提前感谢

不要使用android.R.layout.simple_list_item_activated_1作为
ArrayAdapter
中的行模板,创建自己的行
xml
文件并在其中设置文本颜色:

<LinearLayout
    android:width="match_parent"
    android:height="wrap_content"
    android:orientation="horizontal" >

    <TextView
        android:id="row_text_view"
        android:textColor="#00ff00"
        android:width="wrap_content"
        android:height="wrap_Content" />

</LinearLayout>

另一种最简单的方法是创建一个布局文件,其中包含您想要的文本视图,其中包含您喜欢的文本大小、文本样式、颜色等,然后将其与ArrayAdapter一起使用

e、 g.mytextview.xml

<?xml version="1.0" encoding="utf-8"?>
<TextView xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/tv"
    android:textColor="@color/font_content"
    android:padding="5sp"
    android:layout_width="fill_parent"
    android:background="@drawable/rectgrad"
    android:singleLine="true"
    android:gravity="center"
    android:layout_height="fill_parent"/>

然后像往常一样与ArrayAdapter一起使用

private ListView navList;
navList = (ListView) findViewById(R.id.navList);
ArrayList<String> navArray = new ArrayList<String>();
    navArray.add("Inicio");
    navArray.add("Destacado");
    navArray.add("Tabla PL");
    navArray.add("Próximo Partido");
    navArray.add("Fragment 4");
    navArray.add("Fragment 5");
ArrayAdapter<String> ad = new ArrayAdapter<String>(context,R.layout.mytextview,navArray);
    navList.setAdapter(ad);
私有ListView导航列表;
navList=(ListView)findViewById(R.id.navList);
ArrayList navArray=新的ArrayList();
navArray.add(“Inicio”);
navArray.add(“Destacado”);
navArray.add(“Tabla PL”);
navArray.add(“Próximo Partido”);
添加(“片段4”);
添加(“片段5”);
ArrayAdapter ad=新的ArrayAdapter(上下文,R.layout.mytextview,navArray);
设置适配器(ad);
你不要用系统提供的xml布局文件,你应该自己写一个xml布局,然后去引用它,而你就可以直接在你写的布局里面任意去修改文字的颜色。
不要使用xml布局文件系统,您应该编写自己的xml布局,然后参考它,但您可以直接在您的布局中写入,以修改任何文本的颜色。

谢谢这对我的帮助!,但我不得不加上一行:Context=this;其他问题。。。如何将图标添加到我的ListView?提前谢谢!对于其他问题,您需要自定义listview项。。此链接将被删除