Add GridView selection mode demo
Change-Id: I154424f29458870f66b3bb6b2025a4cd6fd16ee8
diff --git a/samples/ApiDemos/AndroidManifest.xml b/samples/ApiDemos/AndroidManifest.xml
index 2f10607..94bc157 100644
--- a/samples/ApiDemos/AndroidManifest.xml
+++ b/samples/ApiDemos/AndroidManifest.xml
@@ -1360,6 +1360,15 @@
</intent-filter>
</activity>
+ <activity android:name=".view.Grid3"
+ android:label="Views/Grid/3. Selection Mode"
+ android:theme="@android:style/Theme.WithActionBar">
+ <intent-filter>
+ <action android:name="android.intent.action.MAIN" />
+ <category android:name="android.intent.category.SAMPLE_CODE" />
+ </intent-filter>
+ </activity>
+
<activity android:name=".view.ImageView1"
android:label="Views/ImageView">
<intent-filter>
diff --git a/samples/ApiDemos/src/com/example/android/apis/view/Grid3.java b/samples/ApiDemos/src/com/example/android/apis/view/Grid3.java
new file mode 100644
index 0000000..3b853e10
--- /dev/null
+++ b/samples/ApiDemos/src/com/example/android/apis/view/Grid3.java
@@ -0,0 +1,164 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.example.android.apis.view;
+
+import com.example.android.apis.R;
+
+import android.app.Activity;
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.ResolveInfo;
+import android.os.Bundle;
+import android.view.ActionMode;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.BaseAdapter;
+import android.widget.Checkable;
+import android.widget.FrameLayout;
+import android.widget.GridView;
+import android.widget.ImageView;
+
+import java.util.List;
+
+/**
+ * This demo illustrates the use of CHOICE_MODE_MULTIPLE_MODAL, a.k.a. selection mode on GridView.
+ */
+public class Grid3 extends Activity {
+
+ GridView mGrid;
+
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+
+ loadApps();
+
+ setContentView(R.layout.grid_1);
+ mGrid = (GridView) findViewById(R.id.myGrid);
+ mGrid.setAdapter(new AppsAdapter());
+ mGrid.setChoiceMode(GridView.CHOICE_MODE_MULTIPLE_MODAL);
+ mGrid.setMultiChoiceModeListener(new MultiChoiceModeListener());
+ }
+
+ private List<ResolveInfo> mApps;
+
+ private void loadApps() {
+ Intent mainIntent = new Intent(Intent.ACTION_MAIN, null);
+ mainIntent.addCategory(Intent.CATEGORY_LAUNCHER);
+
+ mApps = getPackageManager().queryIntentActivities(mainIntent, 0);
+ }
+
+ public class AppsAdapter extends BaseAdapter {
+ public AppsAdapter() {
+ }
+
+ public View getView(int position, View convertView, ViewGroup parent) {
+ CheckableLayout l;
+ ImageView i;
+
+ if (convertView == null) {
+ i = new ImageView(Grid3.this);
+ i.setScaleType(ImageView.ScaleType.FIT_CENTER);
+ i.setLayoutParams(new ViewGroup.LayoutParams(50, 50));
+ l = new CheckableLayout(Grid3.this);
+ l.setLayoutParams(new GridView.LayoutParams(GridView.LayoutParams.WRAP_CONTENT,
+ GridView.LayoutParams.WRAP_CONTENT));
+ l.addView(i);
+ } else {
+ l = (CheckableLayout) convertView;
+ i = (ImageView) l.getChildAt(0);
+ }
+
+ ResolveInfo info = mApps.get(position);
+ i.setImageDrawable(info.activityInfo.loadIcon(getPackageManager()));
+
+ return l;
+ }
+
+
+ public final int getCount() {
+ return mApps.size();
+ }
+
+ public final Object getItem(int position) {
+ return mApps.get(position);
+ }
+
+ public final long getItemId(int position) {
+ return position;
+ }
+ }
+
+ public class CheckableLayout extends FrameLayout implements Checkable {
+ private boolean mChecked;
+
+ public CheckableLayout(Context context) {
+ super(context);
+ }
+
+ public void setChecked(boolean checked) {
+ mChecked = checked;
+ setBackgroundDrawable(checked ?
+ getResources().getDrawable(R.drawable.blue)
+ : null);
+ }
+
+ public boolean isChecked() {
+ return mChecked;
+ }
+
+ public void toggle() {
+ setChecked(!mChecked);
+ }
+
+ }
+
+ public class MultiChoiceModeListener implements GridView.MultiChoiceModeListener {
+ public boolean onCreateActionMode(ActionMode mode, Menu menu) {
+ mode.setTitle("Select Items");
+ mode.setSubtitle("One item selected");
+ return true;
+ }
+
+ public boolean onPrepareActionMode(ActionMode mode, Menu menu) {
+ return true;
+ }
+
+ public boolean onActionItemClicked(ActionMode mode, MenuItem item) {
+ return true;
+ }
+
+ public void onDestroyActionMode(ActionMode mode) {
+ }
+
+ public void onItemCheckedStateChanged(ActionMode mode, int position, long id,
+ boolean checked) {
+ int selectCount = mGrid.getCheckedItemCount();
+ switch (selectCount) {
+ case 1:
+ mode.setSubtitle("One item selected");
+ break;
+ default:
+ mode.setSubtitle("" + selectCount + " items selected");
+ break;
+ }
+ }
+
+ }
+}
diff --git a/samples/ApiDemos/src/com/example/android/apis/view/List15.java b/samples/ApiDemos/src/com/example/android/apis/view/List15.java
index e3f2e7e..07e5752 100644
--- a/samples/ApiDemos/src/com/example/android/apis/view/List15.java
+++ b/samples/ApiDemos/src/com/example/android/apis/view/List15.java
@@ -1,3 +1,18 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
package com.example.android.apis.view;
import com.example.android.apis.R;
@@ -12,6 +27,9 @@
import android.widget.ListView;
import android.widget.Toast;
+/**
+ * This demo illustrates the use of CHOICE_MODE_MULTIPLE_MODAL, a.k.a. selection mode on ListView.
+ */
public class List15 extends ListActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {