1 files changed, 127 insertions, 0 deletions
diff --git a/src/com/android/camera/ui/ListPrefSettingPopup.java b/src/com/android/camera/ui/ListPrefSettingPopup.java
new file mode 100644
index 000000000..cfef73f49
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+++ b/src/com/android/camera/ui/ListPrefSettingPopup.java
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+/*
+ * 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.android.camera.ui;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.util.Log;
+import android.view.View;
+import android.widget.ListView;
+import android.widget.AdapterView;
+import android.widget.ImageView;
+import android.widget.SimpleAdapter;
+
+import com.android.camera.IconListPreference;
+import com.android.camera.ListPreference;
+import com.android.gallery3d.R;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+// A popup window that shows one camera setting. The title is the name of the
+// setting (ex: white-balance). The entries are the supported values (ex:
+// daylight, incandescent, etc). If initialized with an IconListPreference,
+// the entries will contain both text and icons. Otherwise, entries will be
+// shown in text.
+public class ListPrefSettingPopup extends AbstractSettingPopup implements
+        AdapterView.OnItemClickListener {
+    private static final String TAG = "ListPrefSettingPopup";
+    private ListPreference mPreference;
+    private Listener mListener;
+
+    static public interface Listener {
+        public void onListPrefChanged(ListPreference pref);
+    }
+
+    public ListPrefSettingPopup(Context context, AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    private class ListPrefSettingAdapter extends SimpleAdapter {
+        ListPrefSettingAdapter(Context context, List<? extends Map<String, ?>> data,
+                int resource, String[] from, int[] to) {
+            super(context, data, resource, from, to);
+        }
+
+        @Override
+        public void setViewImage(ImageView v, String value) {
+            if ("".equals(value)) {
+                // Some settings have no icons. Ex: exposure compensation.
+                v.setVisibility(View.GONE);
+            } else {
+                super.setViewImage(v, value);
+            }
+        }
+    }
+
+    public void initialize(ListPreference preference) {
+        mPreference = preference;
+        Context context = getContext();
+        CharSequence[] entries = mPreference.getEntries();
+        int[] iconIds = null;
+        if (preference instanceof IconListPreference) {
+            iconIds = ((IconListPreference) mPreference).getImageIds();
+            if (iconIds == null) {
+                iconIds = ((IconListPreference) mPreference).getLargeIconIds();
+            }
+        }
+        // Set title.
+        mTitle.setText(mPreference.getTitle());
+
+        // Prepare the ListView.
+        ArrayList<HashMap<String, Object>> listItem =
+                new ArrayList<HashMap<String, Object>>();
+        for(int i = 0; i < entries.length; ++i) {
+            HashMap<String, Object> map = new HashMap<String, Object>();
+            map.put("text", entries[i].toString());
+            if (iconIds != null) map.put("image", iconIds[i]);
+            listItem.add(map);
+        }
+        SimpleAdapter listItemAdapter = new ListPrefSettingAdapter(context, listItem,
+                R.layout.setting_item,
+                new String[] {"text", "image"},
+                new int[] {R.id.text, R.id.image});
+        ((ListView) mSettingList).setAdapter(listItemAdapter);
+        ((ListView) mSettingList).setOnItemClickListener(this);
+        reloadPreference();
+    }
+
+    // The value of the preference may have changed. Update the UI.
+    @Override
+    public void reloadPreference() {
+        int index = mPreference.findIndexOfValue(mPreference.getValue());
+        if (index != -1) {
+            ((ListView) mSettingList).setItemChecked(index, true);
+        } else {
+            Log.e(TAG, "Invalid preference value.");
+            mPreference.print();
+        }
+    }
+
+    public void setSettingChangedListener(Listener listener) {
+        mListener = listener;
+    }
+
+    @Override
+    public void onItemClick(AdapterView<?> parent, View view,
+            int index, long id) {
+        mPreference.setValueIndex(index);
+        if (mListener != null) mListener.onListPrefChanged(mPreference);
+    }
+}