compile 'com.android.support:design:23.3.0'
package blog.csdn.net.mchenys.tablayoudemo;
import android.graphics.Color;
import android.os.Bundle;
import android.support.design.widget.TabLayout;
import android.support.v7.app.AppCompatActivity;
import android.view.Gravity;
import android.view.ViewGroup;
import android.widget.Toast;
/**
* Created by mChenys on 2016/5/28.
*/
public class TabLayoutOnlyActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
//创建TabLayout
TabLayout tabLayout = new TabLayout(this);
tabLayout.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 60));
//tab可滚动
tabLayout.setTabMode(TabLayout.MODE_SCROLLABLE);
//tab居中显示
tabLayout.setTabGravity(TabLayout.GRAVITY_CENTER);
//tab的字体选择器,默认黑色,选择时红色
tabLayout.setTabTextColors(Color.BLACK, Color.RED);
//tab的下划线颜色,默认是粉红色
tabLayout.setSelectedTabIndicatorColor(Color.BLUE);
for (int i = 0; i < 20; i++) {
//添加tab
tabLayout.addTab(tabLayout.newTab().setText("TAB" + i));
}
final Toast toast = Toast.makeText(this, "", Toast.LENGTH_SHORT);
toast.setGravity(Gravity.CENTER, 0, 0);
//设置tab的点击监听器
tabLayout.setOnTabSelectedListener(new TabLayout.OnTabSelectedListener() {
@Override
public void onTabSelected(TabLayout.Tab tab) {
toast.setText(tab.getPosition() + ":" + tab.getText());
toast.show();
}
@Override
public void onTabUnselected(TabLayout.Tab tab) {
}
@Override
public void onTabReselected(TabLayout.Tab tab) {
}
});
setContentView(tabLayout);
}
}
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical"> <!-- app:tabGravity="center" 对齐方式,可选fill和center app:tabIndicatorColor="@color/colorAccent" 设置tab下划线的颜色 app:tabMode="scrollable" scrollable是可以横行滚动,fixed是指固定个数 app:tabSelectedTextColor="@color/colorPrimaryDark" 选择tab的文本颜色 app:tabTextColor="@color/colorPrimary" 普通tab字体颜色 --> <android.support.design.widget.TabLayout android:id="@+id/tl_tab" android:layout_width="match_parent" android:layout_height="55dp" app:tabGravity="center" app:tabIndicatorColor="@color/colorAccent" app:tabMode="scrollable" app:tabSelectedTextColor="@color/colorPrimaryDark" app:tabTextColor="@color/colorPrimary" /> <android.support.v4.view.ViewPager android:id="@+id/vp_pager" android:layout_width="match_parent" android:layout_height="match_parent" /> </LinearLayout>
package blog.csdn.net.mchenys.tablayoudemo;
import android.os.Bundle;
import android.support.design.widget.TabLayout;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentPagerAdapter;
import android.support.v4.view.ViewPager;
import android.support.v7.app.AppCompatActivity;
/**
* Created by mChenys on 2016/5/28.
*/
public class TabLayoutWithViewPagerActivity extends AppCompatActivity {
String[] mTitle = new String[20];
String[] mData = new String[20];
TabLayout mTabLayout;
ViewPager mViewPager;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_tab_view_pager);
initData();
initView();
}
private void initData() {
for (int i = 0; i < 20; i++) {
mTitle[i] = "TAB" + (i + 1);
mData[i] = "当前选中的是第" + (i + 1) + "Fragment";
}
}
private void initView() {
mTabLayout = (TabLayout) findViewById(R.id.tl_tab);
mViewPager = (ViewPager) findViewById(R.id.vp_pager);
mViewPager.setAdapter(new FragmentPagerAdapter(getSupportFragmentManager()) {
//此方法用来显示tab上的名字
@Override
public CharSequence getPageTitle(int position) {
return mTitle[position % mTitle.length];
}
@Override
public Fragment getItem(int position) {
//创建Fragment并返回
TabFragment fragment = new TabFragment();
fragment.setTitle(mData[position % mTitle.length]);
return fragment;
}
@Override
public int getCount() {
return mTitle.length;
}
});
//将ViewPager关联到TabLayout上
mTabLayout.setupWithViewPager(mViewPager);
// 设置监听,注意:如果设置了setOnTabSelectedListener,则setupWithViewPager不会生效
// 因为setupWithViewPager内部也是通过设置该监听来触发ViewPager的切换的.
// mTabLayout.setOnTabSelectedListener(new TabLayout.OnTabSelectedListener() {
// @Override
// public void onTabSelected(TabLayout.Tab tab) {
// }
//
// @Override
// public void onTabUnselected(TabLayout.Tab tab) {
//
// }
//
// @Override
// public void onTabReselected(TabLayout.Tab tab) {
//
// }
// });
// 那我们如果真的需要监听tab的点击或者ViewPager的切换,则需要手动配置ViewPager的切换,例如:
mTabLayout.setOnTabSelectedListener(new TabLayout.OnTabSelectedListener() {
@Override
public void onTabSelected(TabLayout.Tab tab) {
//切换ViewPager
mViewPager.setCurrentItem(tab.getPosition());
}
@Override
public void onTabUnselected(TabLayout.Tab tab) {
}
@Override
public void onTabReselected(TabLayout.Tab tab) {
}
});
}
}
package blog.csdn.net.mchenys.tablayoudemo;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.util.TypedValue;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
/**
* Created by mChenys on 2016/5/28.
*/
public class TabFragment extends Fragment {
private String mTitle;
public void setTitle(String title) {
this.mTitle = title;
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
TextView textView = new TextView(getContext());
textView.setTextSize(TypedValue.COMPLEX_UNIT_SP,30);
textView.setGravity(Gravity.CENTER);
textView.setText(mTitle);
return textView;
}
}
public static final class Tab {
/**
* An invalid position for a tab.
*
* @see #getPosition()
*/
public static final int INVALID_POSITION = -1;
private Object mTag;
private Drawable mIcon;
private CharSequence mText;
private CharSequence mContentDesc;
private int mPosition = INVALID_POSITION;
private View mCustomView;
private TabLayout mParent;
private TabView mView;
private Tab() {
// Private constructor
}
for (int i = 0; i < 20; i++) {
//1.支持添加字符串文本tab
//tabLayout.addTab(tabLayout.newTab().setText("TAB" + i));
//2.支持添加图片tab
//tabLayout.addTab(tabLayout.newTab().setIcon(R.mipmap.ic_launcher));
//3.支持添加View
View tabView = View.inflate(TabLayoutOnlyActivity.this, R.layout.view_tab, null);
((TextView)tabView.findViewById(R.id.tv_title)).setText("TAB" + i);
tabLayout.addTab(tabLayout.newTab().setCustomView(tabView));
}
package blog.csdn.net.mchenys.tablayoudemo;
import android.graphics.Color;
import android.os.Bundle;
import android.support.design.widget.TabLayout;
import android.support.v7.app.AppCompatActivity;
import android.view.Gravity;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
import android.widget.Toast;
/**
* Created by mChenys on 2016/5/28.
*/
public class TabLayoutOnlyActivity extends AppCompatActivity {
int initPosition; //默认位置
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
//创建TabLayout
final TabLayout tabLayout = new TabLayout(this);
tabLayout.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 100));
//tab可滚动
tabLayout.setTabMode(TabLayout.MODE_SCROLLABLE);
//tab居中显示
tabLayout.setTabGravity(TabLayout.GRAVITY_CENTER);
//tab的字体选择器,默认黑色,选择时红色
tabLayout.setTabTextColors(Color.BLACK, Color.RED);
//tab的下划线颜色,默认是粉红色,如果要自定义选中效果,则可以将下划线设置为和背景色一样.
tabLayout.setSelectedTabIndicatorColor(Color.WHITE);
for (int i = 0; i < 20; i++) {
//1.支持添加字符串文本tab
//tabLayout.addTab(tabLayout.newTab().setText("TAB" + i));
//2.支持添加图片tab
//tabLayout.addTab(tabLayout.newTab().setIcon(R.mipmap.ic_launcher));
//3.支持添加View
View tabView = View.inflate(TabLayoutOnlyActivity.this, R.layout.view_tab, null);
((TextView) tabView.findViewById(R.id.tv_title)).setText("TAB" + i);
tabLayout.addTab(tabLayout.newTab().setCustomView(tabView));
}
//设置tab的点击监听器
tabLayout.setOnTabSelectedListener(new TabLayout.OnTabSelectedListener() {
@Override
public void onTabSelected(TabLayout.Tab tab) {
//将默认位置选中为false
isSelected(tabLayout.getTabAt(initPosition), false);
//选中当前位置
isSelected(tab, true);
}
@Override
public void onTabUnselected(TabLayout.Tab tab) {
//tab未选中
isSelected(tab, false);
}
@Override
public void onTabReselected(TabLayout.Tab tab) {
//tab重新选中
isSelected(tab,true);
}
});
//进来默认选中位置第3个item
initPosition = 2;
isSelected(tabLayout.getTabAt(initPosition), true);
setContentView(tabLayout);
}
/**
* 设置选中的tab是否带缩放效果
* @param tab
* @param isSelected
*/
private void isSelected(TabLayout.Tab tab, boolean isSelected) {
View view = tab.getCustomView();
if (null != view) {
view.setScaleX(isSelected ? 1.3f : 1.0f);
view.setScaleY(isSelected ? 1.3f : 1.0f);
}
}
}
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