Revert "Revert "Add icon support for options in preference setting screen.""

This reverts commit 7af25641ec401d9f669497bd401020f2cb5933ef.

Change-Id: I03381ffeee4aca787ea376bcd5fe150ff0f97dbf

1 files changed, 58 insertions, 0 deletions

diff --git a/src/com/android/camera/IconListPreference.java b/src/com/android/camera/IconListPreference.java
new file mode 100644
index 0000000..314b7a9
--- /dev/null
+++ b/src/com/android/camera/IconListPreference.java
@@ -0,0 +1,58 @@
+/*
+ * 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.graphics.drawable.Drawable;
+import android.preference.ListPreference;
+import android.util.AttributeSet;
+
+public class IconListPreference extends ListPreference {
+    private Drawable mIcons[];
+    private Resources mResources;
+
+    public IconListPreference(Context context, AttributeSet attrs) {
+        super(context, attrs);
+        TypedArray a = context.obtainStyledAttributes(
+                attrs, R.styleable.IconListPreference, 0, 0);
+        mResources = context.getResources();
+        setIcons(a.getResourceId(R.styleable.IconListPreference_icons, 0));
+        a.recycle();
+    }
+
+    public Drawable[] getIcons() {
+        return mIcons;
+    }
+
+    private void setIcons(int iconsRes) {
+        TypedArray array = mResources.obtainTypedArray(iconsRes);
+        int n = array.length();
+        Drawable drawable[] = new Drawable[n];
+        for (int i = 0; i < n; ++i) {
+            int id = array.getResourceId(i, 0);
+            drawable[i] = id == 0 ? null : mResources.getDrawable(id);
+        }
+        array.recycle();
+        mIcons = drawable;
+    }
+
+    public void setIcons(Drawable[] icons) {
+        mIcons = icons;
+    }
+}