在我的应用程序(材料设计)中,我想显示(说)10个选项卡。在这些标签中,标签条应该是例如4.现在标签栏显示每个标签有两个字母的所有标签标题。 如何创建滑动标签页?所以我可以滚动标签条到正确的标签? 我知道有一个定制的标签条,我想尽可能使用标准设施。Android - 材料设计:带滑动标签的标签条(标题)
1 - 安装的标签寻呼机:
private void setupTabPager() {
viewPager = (ViewPager) findViewById(R.id.pager);
final PagerAdapter adapter = new PagerAdapter(getSupportFragmentManager(), tabLayout.getTabCount());
viewPager.setAdapter(adapter);
viewPager.addOnPageChangeListener(new TabLayout.TabLayoutOnPageChangeListener(tabLayout));
tabLayout.setOnTabSelectedListener(new TabLayout.OnTabSelectedListener() {
@Override
public void onTabSelected(TabLayout.Tab tab) {
// UserFeedback.show("Tab selected: " + tab.getText());
viewPager.setCurrentItem(tab.getPosition());
}
@Override
public void onTabUnselected(TabLayout.Tab tab) {
}
@Override
public void onTabReselected(TabLayout.Tab tab) {
}
});
}
2 - 安装的标签布局:
private void setupTablayout() {
tabLayout = (TabLayout) findViewById(R.id.tabLayout);
if (tabLayout == null) {
return;
}
// tabLayout.setTabGravity(TabLayout.GRAVITY_FILL);
tabLayout.setTabGravity(TabLayout.MODE_SCROLLABLE);
tabLayout.addTab(tabLayout.newTab().setText("Folders"));
tabLayout.addTab(tabLayout.newTab().setText("Items"));
3 - 的PageAdapter延伸FragmentStatePagerAdapter:
public class PagerAdapter extends FragmentStatePagerAdapter {
int mNumOfTabs;
public PagerAdapter(FragmentManager fm, int NumOfTabs) {
super(fm);
this.mNumOfTabs = NumOfTabs;
}
@Override
public Fragment getItem(int position) {
switch (position) {
case MainActivity.FRAGMENT_GROUPS_AND_ITEMS:
return new FragmentGroupsAndItems();
case MainActivity.FRAGMENT_FOLDERS:
return new FragmentFolders();
.... }