1 files changed, 117 insertions, 0 deletions
diff --git a/src/com/android/camera/IconListPreference.java b/src/com/android/camera/IconListPreference.java
new file mode 100644
index 000000000..e5f75d3a5
--- /dev/null
+++ b/src/com/android/camera/IconListPreference.java
@@ -0,0 +1,117 @@
+/*
+ * Copyright (C) 2009 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;
+
+import android.content.Context;
+import android.content.res.Resources;
+import android.content.res.TypedArray;
+import android.util.AttributeSet;
+
+import com.android.gallery3d.R;
+
+import java.util.List;
+
+/** A {@code ListPreference} where each entry has a corresponding icon. */
+public class IconListPreference extends ListPreference {
+    private int mSingleIconId;
+    private int mIconIds[];
+    private int mLargeIconIds[];
+    private int mImageIds[];
+    private boolean mUseSingleIcon;
+
+    public IconListPreference(Context context, AttributeSet attrs) {
+        super(context, attrs);
+        TypedArray a = context.obtainStyledAttributes(
+                attrs, R.styleable.IconListPreference, 0, 0);
+        Resources res = context.getResources();
+        mSingleIconId = a.getResourceId(
+                R.styleable.IconListPreference_singleIcon, 0);
+        mIconIds = getIds(res, a.getResourceId(
+                R.styleable.IconListPreference_icons, 0));
+        mLargeIconIds = getIds(res, a.getResourceId(
+                R.styleable.IconListPreference_largeIcons, 0));
+        mImageIds = getIds(res, a.getResourceId(
+                R.styleable.IconListPreference_images, 0));
+        a.recycle();
+    }
+
+    public int getSingleIcon() {
+        return mSingleIconId;
+    }
+
+    public int[] getIconIds() {
+        return mIconIds;
+    }
+
+    public int[] getLargeIconIds() {
+        return mLargeIconIds;
+    }
+
+    public int[] getImageIds() {
+        return mImageIds;
+    }
+
+    public boolean getUseSingleIcon() {
+        return mUseSingleIcon;
+    }
+
+    public void setIconIds(int[] iconIds) {
+        mIconIds = iconIds;
+    }
+
+    public void setLargeIconIds(int[] largeIconIds) {
+        mLargeIconIds = largeIconIds;
+    }
+
+    public void setUseSingleIcon(boolean useSingle) {
+        mUseSingleIcon = useSingle;
+    }
+
+    private int[] getIds(Resources res, int iconsRes) {
+        if (iconsRes == 0) return null;
+        TypedArray array = res.obtainTypedArray(iconsRes);
+        int n = array.length();
+        int ids[] = new int[n];
+        for (int i = 0; i < n; ++i) {
+            ids[i] = array.getResourceId(i, 0);
+        }
+        array.recycle();
+        return ids;
+    }
+
+    @Override
+    public void filterUnsupported(List<String> supported) {
+        CharSequence entryValues[] = getEntryValues();
+        IntArray iconIds = new IntArray();
+        IntArray largeIconIds = new IntArray();
+        IntArray imageIds = new IntArray();
+
+        for (int i = 0, len = entryValues.length; i < len; i++) {
+            if (supported.indexOf(entryValues[i].toString()) >= 0) {
+                if (mIconIds != null) iconIds.add(mIconIds[i]);
+                if (mLargeIconIds != null) largeIconIds.add(mLargeIconIds[i]);
+                if (mImageIds != null) imageIds.add(mImageIds[i]);
+            }
+        }
+        if (mIconIds != null) mIconIds = iconIds.toArray(new int[iconIds.size()]);
+        if (mLargeIconIds != null) {
+            mLargeIconIds = largeIconIds.toArray(new int[largeIconIds.size()]);
+        }
+        if (mImageIds != null) mImageIds = imageIds.toArray(new int[imageIds.size()]);
+        super.filterUnsupported(supported);
+    }
+}