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Make FramementLayout demo better... and, um actually work.

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Also some other small cleanup.

Change-Id: Iaaf5d4a85113b4a01a4bd3986e2334972e1096ad
This commit is contained in:
Dianne Hackborn
2010-09-12 19:38:56 -07:00
parent dc42f58a69
commit 8fc1811242
5 changed files with 43 additions and 17 deletions
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44
samples/ApiDemos/src/com/example/android/apis/app/FragmentLayout.java
View File

@@ -26,10 +26,10 @@ import android.content.Intent;
import android.content.res.Configuration;
import android.os.Bundle;
import android.util.Log;
import android.util.TypedValue;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.ScrollView;
@@ -82,29 +82,52 @@ public class FragmentLayout extends Activity {
//BEGIN_INCLUDE(titles)
public static class TitlesFragment extends ListFragment {
DetailsFragment mDetails;
int mCurCheckPosition = 0;
@Override
public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
// Populate list with our static array of titles.
setListAdapter(new ArrayAdapter<String>(getActivity(),
android.R.layout.simple_list_item_1, Shakespeare.TITLES));
android.R.layout.simple_list_item_activated_1, Shakespeare.TITLES));
// Restore last state for checked position.
if (savedInstanceState != null) {
mCurCheckPosition = savedInstanceState.getInt("curChoice", 0);
}
// If we are showing details in the screen, set up the list to highlight.
mDetails = (DetailsFragment)getFragmentManager().findFragmentById(R.id.details);
if (mDetails != null && mDetails.isInLayout()) {
getListView().setChoiceMode(ListView.CHOICE_MODE_SINGLE);
getListView().setItemChecked(mCurCheckPosition, true);
mDetails.setText(mCurCheckPosition);
}
}
@Override
public void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
outState.putInt("curChoice", mCurCheckPosition);
}
@Override
public void onListItemClick(ListView l, View v, int position, long id) {
DetailsFragment frag = (DetailsFragment)
getFragmentManager().findFragmentById(R.id.dialog);
if (frag != null && frag.isVisible()) {
mCurCheckPosition = position;
if (mDetails != null && mDetails.isVisible()) {
// If the activity has a fragment to display the dialog,
// point it to what the user has selected.
frag.setText((int)id);
mDetails.setText(position);
getListView().setItemChecked(position, true);
} else {
// Otherwise we need to launch a new activity to display
// the dialog fragment with selected text.
Intent intent = new Intent();
intent.setClass(getActivity(), DetailsActivity.class);
intent.putExtra("text", (int)id);
intent.putExtra("text", position);
startActivity(intent);
}
}
@@ -142,8 +165,13 @@ public class FragmentLayout extends Activity {
Bundle savedInstanceState) {
ScrollView scroller = new ScrollView(getActivity());
mText = new TextView(getActivity());
int padding = (int)TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP,
4, getActivity().getResources().getDisplayMetrics());
mText.setPadding(padding, padding, padding, padding);
scroller.addView(mText);
setText(mDisplayedText);
if (mDisplayedText >= 0) {
mText.setText(Shakespeare.DIALOGUE[mDisplayedText]);
}
return scroller;
}
}

4
samples/ApiDemos/src/com/example/android/apis/app/FragmentRetainInstance.java
View File

@@ -63,9 +63,7 @@ public class FragmentRetainInstance extends Activity {
Button button = (Button)v.findViewById(R.id.restart);
button.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
if (mWorkFragment != null) {
mWorkFragment.restart();
}
mWorkFragment.restart();
}
});