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Merge "Recalculate view's height when tab is selected" into tm-dev

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This commit is contained in:
Edgar Wang
2022-06-07 04:17:39 +00:00
committed by Android (Google) Code Review
parent 3de5617a68 f3270e5c1c
commit 1f6334825f
8 changed files with 61 additions and 74 deletions
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47
src/com/android/settings/dashboard/profileselector/ProfileSelectFragment.java
View File

@@ -99,6 +99,8 @@ public abstract class ProfileSelectFragment extends DashboardFragment {
private ViewGroup mContentView;
private ViewPager2 mViewPager;
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
@@ -111,12 +113,21 @@ public abstract class ProfileSelectFragment extends DashboardFragment {
final int selectedTab = getTabId(activity, getArguments());
final View tabContainer = mContentView.findViewById(R.id.tab_container);
final ViewPager2 viewPager = tabContainer.findViewById(R.id.view_pager);
viewPager.setAdapter(new ProfileSelectFragment.ViewPagerAdapter(this));
mViewPager = tabContainer.findViewById(R.id.view_pager);
mViewPager.setAdapter(new ProfileSelectFragment.ViewPagerAdapter(this));
final TabLayout tabs = tabContainer.findViewById(R.id.tabs);
new TabLayoutMediator(tabs, viewPager,
new TabLayoutMediator(tabs, mViewPager,
(tab, position) -> tab.setText(getPageTitle(position))
).attach();
mViewPager.registerOnPageChangeCallback(
new ViewPager2.OnPageChangeCallback() {
@Override
public void onPageSelected(int position) {
super.onPageSelected(position);
updateHeight(position);
}
}
);
tabContainer.setVisibility(View.VISIBLE);
final TabLayout.Tab tab = tabs.getTabAt(selectedTab);
tab.select();
@@ -133,6 +144,36 @@ public abstract class ProfileSelectFragment extends DashboardFragment {
return mContentView;
}
protected boolean forceUpdateHeight() {
return false;
}
private void updateHeight(int position) {
if (!forceUpdateHeight()) {
return;
}
ViewPagerAdapter adapter = (ViewPagerAdapter) mViewPager.getAdapter();
if (adapter == null || adapter.getItemCount() <= position) {
return;
}
Fragment fragment = adapter.createFragment(position);
View newPage = fragment.getView();
if (newPage != null) {
int viewWidth = View.MeasureSpec.makeMeasureSpec(newPage.getWidth(),
View.MeasureSpec.EXACTLY);
int viewHeight = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED);
newPage.measure(viewWidth, viewHeight);
int currentHeight = mViewPager.getLayoutParams().height;
int newHeight = newPage.getMeasuredHeight();
if (newHeight != 0 && currentHeight != newHeight) {
ViewGroup.LayoutParams layoutParams = mViewPager.getLayoutParams();
layoutParams.height = newHeight;
mViewPager.setLayoutParams(layoutParams);
}
}
}
@Override
public int getMetricsCategory() {
return METRICS_CATEGORY_UNKNOWN;

5
src/com/android/settings/dashboard/profileselector/ProfileSelectLocationServicesFragment.java
View File

@@ -50,4 +50,9 @@ public class ProfileSelectLocationServicesFragment extends ProfileSelectFragment
protected int getPreferenceScreenResId() {
return R.xml.location_services_header;
}
@Override
protected boolean forceUpdateHeight() {
return true;
}
}