android.support.design.widget.TabLayout#Tab ( )源码实例Demo

@Override
public void onTabSelected(TabLayout.Tab tab) {
    int newPosition = tab.getPosition();
    switch (newPosition) {
        case 1: {
            if (mTwoList == null) {
                mTabLayout.getTabAt(mCurrentPosition).select();
                return;
            }
            break;
        }
        case 2: {
            if (mThreeList == null) {
                mTabLayout.getTabAt(mCurrentPosition).select();
                return;
            }
            break;
        }
    }
    this.mCurrentPosition = tab.getPosition();
}
 

private void initTabLayout() {
    int dayOfWeek = DateUtil.getDayOfWeek() - 1;
    int datesOfWeek[] = DateUtil.getDatesOfWeek();

    for (int i = 0; i < 7; i++) {
        ItemTabBinding itemTabBinding = ItemTabBinding.inflate(LayoutInflater.from(this), binding.tabLayout, false);
        itemTabBinding.setItemWeek(DateUtil.week[i]);
        itemTabBinding.setItemDate(String.valueOf(datesOfWeek[i]));

        //暂不清楚为什么布局宽度会出现问题，这里需要重新设置下布局参数（100只是随便写的一个值，后需修改）
        itemTabBinding.getRoot().setLayoutParams(new LinearLayout.LayoutParams(
                100,
                LinearLayout.LayoutParams.WRAP_CONTENT
        ));

        TabLayout.Tab tab = binding.tabLayout.newTab().setCustomView(itemTabBinding.getRoot());
        binding.tabLayout.addTab(tab);
        if (dayOfWeek == i) {
            tab.select();
        }
    }
    binding.tabLayout.setTabMode(TabLayout.MODE_SCROLLABLE);
    binding.tabLayout.addOnTabSelectedListener(this);
}
 

private void initTab() {
    if (mTabLayout.getTabCount() == 0) {
        TabLayout tabLayout = mTabLayout;
        String[] tabTitles = {TAB_OVERVIEW, TAB_HEADERS, TAB_COOKIES,TAB_QUERY,TAB_PARAMS,TAB_CONTENT};
        for (String title : tabTitles) {
            TabLayout.Tab tab = tabLayout.newTab();
            tab.setText(title);
            tabLayout.addTab(tab,false);
        }
        tabLayout.addOnTabSelectedListener(this);
    }
}
 

public void createTab(TabLayout tabLayout, int layoutId, String indicator, Object selectedTab) {
	TabLayout.Tab tab = tabLayout.newTab();
	tab.setTag(layoutId);
	tab.setText(indicator);
	tabLayout.addTab(tab);

	if( selectedTab != null && selectedTab.equals(layoutId)) {
		tab.select();
	}
}
 

@Override
public void onTabUnselected(TabLayout.Tab tab) {}
 

private void displayTitleByTab(TabLayout.Tab tab) {
    if (tab.getText() != null) {
        String title = tab.getText().toString();
        mToolbar.setTitle(title);
    }
}
 

@Override
public void onTabUnselected(TabLayout.Tab tab) {
}
 

@Override
public void onTabSelected(TabLayout.Tab tab) {
    mNewsPager.setCurrentItem(tab.getPosition());
}
 

@Override
public void onTabSelected(TabLayout.Tab tab) {
    int position = tab.getPosition();
    tab.setIcon(tabSelectedIcon[position]);
    mTabTitle.setText(tabTitles[position]);
}
 

@Override
public void onTabReselected(TabLayout.Tab tab) {
    int position = tab.getPosition();
    String query = mTimelineManager.getItem(position);
    mBus.post(new SearchTimelineScrollEvent(query, 0));
}
 

@Override
public void onTabUnselected(TabLayout.Tab tab) {
    mEventBus.post(new OnTabUnSelected(tab.getPosition()));
}
 

@Override
public void onTabSelected(TabLayout.Tab tab) {
    mViewPager.setCurrentItem(tab.getPosition());
}
 

@Override
public void onTabSelected(TabLayout.Tab tab) {

}
 

@Override
public void onTabReselected(TabLayout.Tab tab) {

}
 

@Override
public void onTabUnselected(TabLayout.Tab tab) {

}
 

@Override
public void onTabUnselected(TabLayout.Tab tab) {

}
 

/**
 * Implements TabLayout.OnTabSelectedListener
 *
 * @param tab
 */
@Override
public void onTabUnselected(TabLayout.Tab tab) {
    hideMarkerInfo();
}
 

@Override
public void onTabUnselected(TabLayout.Tab tab) {

}
 

@Override
public void onTabUnselected(TabLayout.Tab tab) {

}
 

boolean onTabSelected(TabLayout.Tab tab);