Android 如何以图形方式更改选定选项卡（活动或非活动选项卡）的背景颜色和文本颜色
请查找以下代码：Android 如何以图形方式更改选定选项卡（活动或非活动选项卡）的背景颜色和文本颜色,android,tabs,Android,Tabs,请查找以下代码： // this is on create method for creating view @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); System.out.println("DirectoryScreen.onCreate()
// this is on create method for creating view
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
System.out.println("DirectoryScreen.onCreate()");
HINT_PREFIX = getString(R.string.search_by) + " ";
requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.screen_tabs_directory);
// getting data from intent
String mTitle = getIntent().getStringExtra(Keys.EXTRA_BANNER_TITLE);
mTitle = mTitle == null ? getString(R.string.directory) : mTitle;
if (isSideBarLayout()) {
doSideBarHeader(mTitle, DirectoryScreen.this);
} else {
doStandardHeader(mTitle, getString(R.string.home), DirectoryScreen.this);
}
// this is for activate action bar
activateActionBar(false,false,true);
Cache.ADVISOR_LABEL = getString(R.string.directory_advisor_label);
Cache.ADVISOR_PRIMARY_LABEL = getString(R.string.directory_primary_advisor_label);
isPrivateModule = getIntent().getBooleanExtra(Keys.MODULE_IS_PRIVATE, false);
Dictionary d = Modules.DIRECTORY.getVersionDictionary();
Cache.DIRECTORY_BASE_URL = d.getValue("url") + "/audience/";
if ( Cache.DIRECTORY_DICTIONARY == null )
uploadDirectoryDictionary();
if ( Cache.DIRECTORY_DICTIONARY != null )
isPrivateModule = "true".equals(Cache.DIRECTORY_DICTIONARY.getValue("private"));
String savedSearchText = Persistence.getInstance().getString(Keys.DIRECTORY_SEARCH_TEXT);
String savedChoice = Persistence.getInstance().getString(Keys.DIRECTORY_SEARCH_SCOPING_FIELD);
Dictionary[] fields = d.getChildArray("scopingFields");
if(fields == null) {
fields = d.getChildArray("Items");
if(fields == null) {
findViewById(R.id.header_optional_view_id).setVisibility(View.GONE);
}
}
fields = null == fields ? new Dictionary[0] : fields;
for (Dictionary field : fields) {
String s = field.getValue("displayString");
Cache.DIRECTORY_KEY_MAP.put(s, field.getValue("key"));
}
if ( Cache.SELECTED_DIRECTORY_OPTION == null ) {
Cache.SELECTED_DIRECTORY_OPTION = fields.length > 0 ? fields[0].getValue("displayString") : "";
}
final int oveflowColor = Style.getActionbarOverflowColor(this);
ColorFilter filter = new LightingColorFilter( oveflowColor, 0x000000 );
ImageView mFilterView = (ImageView) findViewById(R.id.header_optional_view_id);
Drawable filterIcon = getResources().getDrawable( R.drawable.ic_action_filter );
filterIcon.setColorFilter(filter);
mFilterView.setImageDrawable(filterIcon);
if ( fields.length > 1 )
mFilterView.setVisibility(View.VISIBLE);
else
mFilterView.setVisibility(View.GONE);
mFilterView.setOnClickListener(DirectoryScreen.this);
ImageView mSearchCancelView = (ImageView) findViewById(R.id.directory_cancel_search_button);
Drawable cancelIcon = getResources().getDrawable( R.drawable.ic_action_clear );
cancelIcon.setColorFilter(filter);
mSearchCancelView.setImageDrawable(cancelIcon);
mSearchCancelView.setOnClickListener(DirectoryScreen.this);
mSearchView = (EditText) findViewById(R.id.directory_search_id);
mSearchView.setTextColor(Style.getTextBannerColor(this));
mSearchView.setHint(fields.length > 0 ? HINT_PREFIX + Cache.SELECTED_DIRECTORY_OPTION : HINT_PREFIX + getString(R.string.name_by));
mSearchView.setOnEditorActionListener(this);
if (!U.isEmpty(savedSearchText)) {
mSearchView.setText(savedSearchText);
}
mPagerAdapter = new MyPagerAdapter(getSupportFragmentManager());
mViewPager = (ViewPager) findViewById(R.id.pager);
mViewPager.setAdapter(mPagerAdapter);
mSlidingTabLayout = (SlidingTabLayout) findViewById(R.id.sliding_tabs);
mSlidingTabLayout.setTextColor(oveflowColor);
mSlidingTabLayout.setDistributeEvenly(true);
mSlidingTabLayout.setBackgroundDrawable(getBackground());
// setting tab indicator color
mSlidingTabLayout.setCustomTabColorizer(new SlidingTabLayout.TabColorizer() {
@Override
public int getIndicatorColor(int position) {
return oveflowColor;
}
});
// this is for on page change listener
mSlidingTabLayout.setOnPageChangeListener(new OnPageChangeListener() {
@Override
public void onPageSelected(int arg0) {
// TODO Auto-generated method stub
}
@Override
public void onPageScrolled(int position, float arg1, int arg2) {
// TODO Auto-generated method stub
int activeColor = Style.getTextButtonNormalColor(DirectoryScreen.this);
int disableColor = Style.getTextButtonFocusColor(DirectoryScreen.this);
for(int i=0; i < mViewPager.getChildCount(); i++){
System.out.println("index of view in viewpager --->"+i);
View tv = (View) mViewPager.getChildAt(i);
if(i == position){
//tv.setTextColor(Color.WHITE);
tv.setBackgroundColor(activeColor);
} else {
//tv.setTextColor(Color.GREY);
tv.setBackgroundColor(disableColor);
}
}
}
@Override
public void onPageScrollStateChanged(int arg0) {
// TODO Auto-generated method stub
}
});
mSlidingTabLayout.setViewPager(mViewPager);
mSearchView.setBackgroundColor(Color.WHITE);
}
// this is my viewpager adapter for creating tabs on fragment
public class MyPagerAdapter extends FragmentPagerAdapter {
private LinkedHashMap<String, Fragment> mPagerFragmentMap;
private final String[] mFragmentViews = { getString(R.string.directory_all_contacts) , getString(R.string.directory_my_contacts) };
// set fragment to my page
public MyPagerAdapter(FragmentManager fm) {
super(fm);
mPagerFragmentMap = new LinkedHashMap<String, Fragment>();
}
@Override
public CharSequence getPageTitle(int position) {
return mFragmentViews[position];
}
@Override
public int getCount() {
return mFragmentViews.length;
}
@Override
public Fragment getItem (int position) {
System.out.println("DirectoryScreen.MyPagerAdapter.getItem() position is-->"+ position);
Fragment rc = null;
String s = ((EditText) findViewById(R.id.directory_search_id)).getText().toString();
Bundle args = null;
switch (position)
{
case 0:
if ( mPagerFragmentMap.containsKey(mFragmentViews[0])) {
System.out.println("case 0 if");
rc = mPagerFragmentMap.get(mFragmentViews[0]);
}
else {
System.out.println("case 0 else");
DirectoryFragment df = new DirectoryFragment();
args = new Bundle();
args.putInt("position", position);
args.putString("query", s);
df.setArguments(args);
rc = df;
mPagerFragmentMap.put(mFragmentViews[0], df);
}
break;
case 1:
if ( mPagerFragmentMap.containsKey(mFragmentViews[1])) {
System.out.println("case 1 if");
rc = mPagerFragmentMap.get(mFragmentViews[1]);
}
else {
System.out.println("case 1 else");
MyContactsDirectoryFragment cf = new MyContactsDirectoryFragment();
args = new Bundle();
args.putInt("position", position);
args.putString("query", s);
cf.setArguments(args);
rc = cf;
mPagerFragmentMap.put(mFragmentViews[1], cf);
break;
}
}
return rc;
}
}
//这是关于创建视图的创建方法
@凌驾
创建时受保护的void（Bundle savedInstanceState）{
super.onCreate（savedInstanceState）；
System.out.println（“DirectoryScreen.onCreate（）”；
HINT_PREFIX=getString（R.string.search_by）+“”；
requestWindowFeature（窗口。功能\u无\u标题）；
setContentView（R.layout.screen\u tabs\u目录）；
//从intent获取数据
字符串mTitle=getIntent（）.getStringExtra（key.EXTRA\u BANNER\u TITLE）；
mTitle=mTitle==null？getString（R.string.directory）：mTitle；
if（isSideBarLayout（））{
doSideBarHeader（mTitle，DirectoryScreen.this）；
}否则{
doStandardHeader（mTitle、getString（R.string.home）、DirectoryScreen.this）；
}
//这是用于激活操作栏的
activateActionBar（假、假、真）；
Cache.ADVISOR\u LABEL=getString（R.string.directory\u ADVISOR\u LABEL）；
Cache.ADVISOR\u PRIMARY\u LABEL=getString（R.string.directory\u PRIMARY\u ADVISOR\u LABEL）；
isPrivateModule=getIntent（）.getBooleanExtra（Keys.MODULE_是私有的，false）；
Dictionary d=Modules.DIRECTORY.getVersionDictionary（）；
Cache.DIRECTORY_BASE_URL=d.getValue（“URL”）+“/audition/”；
if（Cache.DIRECTORY\u DICTIONARY==null）
uploadDirectoryDictionary（）；
if（Cache.DIRECTORY\u DICTIONARY！=null）
isPrivateModule=“true”。等于（Cache.DIRECTORY\u DICTIONARY.getValue（“private”）；
String savedSearchText=Persistence.getInstance（）.getString（key.DIRECTORY\u SEARCH\u TEXT）；
String savedChoice=Persistence.getInstance（）.getString（key.DIRECTORY\u SEARCH\u SCOPING\u字段）；
字典[]字段=d.getChildArray（“作用域字段”）；
如果（字段==null）{
字段=d.getChildArray（“项”）；
如果（字段==null）{
findViewById（R.id.header\u可选\u view\u id）.setVisibility（view.GONE）；
}
}
fields=null==fields？新字典[0]：字段；
for（字典字段：字段）{
字符串s=field.getValue（“displayString”）；
Cache.DIRECTORY\u KEY\u MAP.put（s，field.getValue（“KEY”）；
}
如果（Cache.SELECTED\u DIRECTORY\u OPTION==null）{
Cache.SELECTED_DIRECTORY_OPTION=fields.length>0？字段[0]。getValue（“displayString”）：“”；
}
final int oveflowColor=Style.getActionbarOverflowColor（此）；
ColorFilter filter=新的LightingColorFilter（oveflowColor，0x000000）；
ImageView mFilterView=（ImageView）findViewById（R.id.header\u可选\u视图\u id）；
Drawable filterIcon=getResources（）.getDrawable（R.Drawable.ic_action_filter）；
filterIcon.setColorFilter（过滤器）；
mFilterView.setImageDrawable（filterIcon）；
如果（fields.length>1）
mFilterView.setVisibility（View.VISIBLE）；
其他的
mFilterView.setVisibility（View.GONE）；
mFilterView.setOnClickListener（DirectoryScreen.this）；
ImageView mSearchCancelView=（ImageView）findViewById（R.id.directory\u cancel\u search\u按钮）；
Drawable cancelIcon=getResources（）.getDrawable（R.Drawable.ic\u action\u clear）；
cancelIcon.setColorFilter（过滤器）；
mSearchCancelView.setImageDrawable（取消图标）；
mSearchCancelView.setOnClickListener（DirectoryScreen.this）；
mSearchView=（EditText）findViewById（R.id.directory\u search\u id）；
mSearchView.setTextColor（Style.getTextBannerColor（this））；
mSearchView.setHint（fields.length>0？提示前缀+缓存。所选目录选项：提示前缀+获取字符串（R.string.name\u by））；
mSearchView.setOnEditorActionListener（此）；
如果（！U.isEmpty（savedSearchText））{
mSearchView.setText（savedSearchText）；
}
mPagerAdapter=新的MyPagerAdapter（getSupportFragmentManager（））；
mViewPager=（ViewPager）findViewById（R.id.pager）；
mViewPager.setAdapter（mPagerAdapter）；
mSlidingTabLayout=（SlidingTabLayout）findViewById（R.id.sliding_选项卡）；
mSlidingTabLayout.setTextColor（oveflowColor）；
mSlidingTabLayout.setDistributeEvenly（true）；
mSlidingTabLayout.setBackgroundDrawable（getBackgroundDrawable（））；
//设置选项卡指示器颜色
mSlidingTabLayout.setCustomTabColorizer（新的SlidingTabLayout.TabColorizer（））{
@凌驾
公共内部getIndicatorColor（内部位置）{
返回颜色；
}
});
//这是用于页面更改侦听器的
mSlidingTabLayout.setOnPageChangeListener（新的OnPageChangeListener（）{
@凌驾
已选择页面上的公共无效（int arg0）{
//TODO自动生成的方法存根
}
@凌驾
已滚动页面上的公共无效（整数位置、浮点arg1、整数arg2）{
//TODO自动生成的方法存根
int activeColor=Style.getTextButtonNormalColor（DirectoryScreen.this）；
int disableColor=Style.getTextButtonFocusColor（DirectoryScreen.this）；
ALL_CONTACTS_VIEW.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
ALL_CONTACTS_VIEW.setBackgroundResource(R.drawable.ALL_CONTACTS_VIEW_ACTIVE);
MY_CONTACT_VIEW.setBackgroundResource(R.drawable.MY_CONTACT_VIEW_INACTIVE);
}
});
MY_CONTACT_VIEW.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
MY_CONTACT_VIEW.setBackgroundResource(R.drawable.MY_CONTACT_VIEW_ACTIVE);
ALL_CONTACTS_VIEW.setBackgroundResource(R.drawable.ALL_CONTACTS_VIEW_IN_ACTIVE);
}
});