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copy AdapterView, AbsSpinner and Gallery from AOSP

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copied from tag android-6.0.1_r81

existing GTK based implementation was moved from AbsSpinner to Spinner
This commit is contained in:
Julian Winkler
2024-11-23 09:36:42 +01:00
committed by Mis012
parent f53ad02e6f
commit 332d3d1137
12 changed files with 3065 additions and 321 deletions
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9
src/api-impl/android/widget/AbsListView.java
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@@ -5,10 +5,11 @@ import android.database.DataSetObserver;
import android.util.AttributeSet;
import android.view.ViewGroup;
public abstract class AbsListView extends AdapterView {
public abstract class AbsListView extends AdapterView<ListAdapter> {
public boolean mIsChildViewEnabled = false; // this field gets directly accessed by androidx DropDownListView
protected Observer observer = new Observer();
private ListAdapter adapter;
public AbsListView(Context context) {
super(context);
@@ -35,7 +36,7 @@ public abstract class AbsListView extends AdapterView {
ListAdapter oldAdapter = getAdapter();
if (oldAdapter != null)
oldAdapter.unregisterDataSetObserver(observer);
super.setAdapter(adapter);
this.adapter = adapter;
if (adapter != null)
adapter.registerDataSetObserver(observer);
native_setAdapter(this.widget, adapter);
@@ -55,7 +56,7 @@ public abstract class AbsListView extends AdapterView {
public int getListPaddingBottom() {return paddingBottom;}
public ListAdapter getAdapter() {
return (ListAdapter) super.getAdapter();
return adapter;
}
public int pointToPosition(int x, int y) {
@@ -79,9 +80,7 @@ public abstract class AbsListView extends AdapterView {
}
private int pendingSelection = -1;
@Override
public void setSelection(int position, boolean animate) {
super.setSelection(position, animate);
native_scrollTo(this.widget, position);
if (getWidth() > 0 && getHeight() > 0)
native_scrollTo(AbsListView.this.widget, position);