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-rw-r--r--src/com/android/camera/ui/CameraPicker.java87
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diff --git a/src/com/android/camera/ui/CameraPicker.java b/src/com/android/camera/ui/CameraPicker.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 com.android.camera.ListPreference;
+import com.android.camera.R;
+
+import android.content.Context;
+import android.hardware.Camera.CameraInfo;
+import android.util.AttributeSet;
+import android.view.View;
+import android.widget.RadioButton;
+import android.widget.RadioGroup;
+
+/**
+ * A view for switching the front/back camera.
+ */
+public class CameraPicker extends RadioGroup implements View.OnClickListener {
+ private RadioButton mFrontCamera;
+ private RadioButton mBackCamera;
+ private Listener mListener;
+ private ListPreference mPreference;
+ private CharSequence[] mCameras;
+ private int mCameraIndex;
+
+ public CameraPicker(Context context, AttributeSet attrs) {
+ super(context, attrs);
+ }
+
+ static public interface Listener {
+ public void onSharedPreferenceChanged();
+ }
+
+ public void setListener(Listener listener) {
+ mListener = listener;
+ }
+
+ public void initialize(ListPreference pref) {
+ mPreference = pref;
+ mCameras = pref.getEntryValues();
+ if (mCameras == null) return;
+ String cameraId = pref.getValue();
+ setVisibility(View.VISIBLE);
+ if (mCameras[CameraInfo.CAMERA_FACING_FRONT].equals(cameraId)) {
+ mFrontCamera.setChecked(true);
+ mCameraIndex = CameraInfo.CAMERA_FACING_FRONT;
+ } else {
+ mBackCamera.setChecked(true);
+ mCameraIndex = CameraInfo.CAMERA_FACING_BACK;
+ }
+ }
+
+ @Override
+ protected void onFinishInflate() {
+ super.onFinishInflate();
+ mFrontCamera = (RadioButton) findViewById(R.id.camera_switch_to_front);
+ mFrontCamera.setOnClickListener(this);
+ mBackCamera = (RadioButton) findViewById(R.id.camera_switch_to_back);
+ mBackCamera.setOnClickListener(this);
+ }
+
+ public void onClick(View v) {
+ int newCameraIndex = (v == mFrontCamera)
+ ? CameraInfo.CAMERA_FACING_FRONT
+ : CameraInfo.CAMERA_FACING_BACK;
+ if (mCameraIndex != newCameraIndex) {
+ mCameraIndex = newCameraIndex;
+ mPreference.setValue((String) mCameras[mCameraIndex]);
+ mListener.onSharedPreferenceChanged();
+ }
+ }
+
+}