1. /*用来标识请求照相功能的activity*/  
  2.     private static final int CAMERA_WITH_DATA = 3023;  
  3.   
  4.     /*用来标识请求gallery的activity*/  
  5.     private static final int PHOTO_PICKED_WITH_DATA = 3021;  
  6.   
  7.     /*拍照的照片存储位置*/  
  8.     private static final File PHOTO_DIR = new File(Environment.getExternalStorageDirectory() + "/DCIM/Camera");  
  9.   
  10.     private File mCurrentPhotoFile;//照相机拍照得到的图片  
  1. private void doPickPhotoAction() {  
  2.             Context context = EditContact.this;  
  3.           
  4.             // Wrap our context to inflate list items using correct theme  
  5.             final Context dialogContext = new ContextThemeWrapper(context,  
  6.                     android.R.style.Theme_Light);  
  7.             String cancel="返回";  
  8.             String[] choices;  
  9.             choices = new String[2];  
  10.             choices[0] = getString(R.string.take_photo);  //拍照  
  11.             choices[1] = getString(R.string.pick_photo);  //从相册中选择  
  12.             final ListAdapter adapter = new ArrayAdapter<String>(dialogContext,  
  13.                     android.R.layout.simple_list_item_1, choices);  
  14.           
  15.             final AlertDialog.Builder builder = new AlertDialog.Builder(  
  16.                     dialogContext);  
  17.             builder.setTitle(R.string.attachToContact);  
  18.             builder.setSingleChoiceItems(adapter, -1,  
  19.                     new DialogInterface.OnClickListener() {  
  20.                         public void onClick(DialogInterface dialog, int which) {  
  21.                             dialog.dismiss();  
  22.                             switch (which) {  
  23.                             case 0:{  
  24.                                 String status=Environment.getExternalStorageState();  
  25.                                 if(status.equals(Environment.MEDIA_MOUNTED)){//判断是否有SD卡  
  26.                                     doTakePhoto();// 用户点击了从照相机获取  
  27.                                 }  
  28.                                 else{  
  29.                                     showToast("没有SD卡");  
  30.                                 }  
  31.                                 break;  
  32.                                   
  33.                             }  
  34.                             case 1:  
  35.                                 doPickPhotoFromGallery();// 从相册中去获取  
  36.                                 break;  
  37.                             }  
  38.                         }  
  39.                     });  
  40.             builder.setNegativeButton(cancel, new DialogInterface.OnClickListener() {  
  41.           
  42.                 @Override  
  43.                 public void onClick(DialogInterface dialog, int which) {  
  44.                     dialog.dismiss();  
  45.                 }  
  46.                   
  47.             });  
  48.             builder.create().show();  
  49.         }  
  50.     }  
  51.       
  52.     /** 
  53.     * 拍照获取图片 
  54.     *  
  55.     */  
  56.     protected void doTakePhoto() {  
  57.         try {  
  58.             // Launch camera to take photo for selected contact  
  59.             PHOTO_DIR.mkdirs();// 创建照片的存储目录  
  60.             mCurrentPhotoFile = new File(PHOTO_DIR, getPhotoFileName());// 给新照的照片文件命名  
  61.             final Intent intent = getTakePickIntent(mCurrentPhotoFile);  
  62.             startActivityForResult(intent, CAMERA_WITH_DATA);  
  63.         } catch (ActivityNotFoundException e) {  
  64.             Toast.makeText(this, R.string.photoPickerNotFoundText,  
  65.                     Toast.LENGTH_LONG).show();  
  66.         }  
  67.     }  
  68.       
  69.     public static Intent getTakePickIntent(File f) {  
  70.         Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE, null);  
  71.         intent.putExtra(MediaStore.EXTRA_OUTPUT, Uri.fromFile(f));  
  72.         return intent;  
  73.     }  
  74.       
  75.     /** 
  76.     * 用当前时间给取得的图片命名 
  77.     *  
  78.     */  
  79.     private String getPhotoFileName() {  
  80.         Date date = new Date(System.currentTimeMillis());  
  81.         SimpleDateFormat dateFormat = new SimpleDateFormat(  
  82.                 "'IMG'_yyyy-MM-dd HH:mm:ss");  
  83.         return dateFormat.format(date) + ".jpg";  
  84.     }  
  85.       
  86.     // 请求Gallery程序  
  87.     protected void doPickPhotoFromGallery() {  
  88.         try {  
  89.             // Launch picker to choose photo for selected contact  
  90.             final Intent intent = getPhotoPickIntent();  
  91.             startActivityForResult(intent, PHOTO_PICKED_WITH_DATA);  
  92.         } catch (ActivityNotFoundException e) {  
  93.             Toast.makeText(this, R.string.photoPickerNotFoundText1,  
  94.                     Toast.LENGTH_LONG).show();  
  95.         }  
  96.     }  
  97.       
  98.     // 封装请求Gallery的intent  
  99.     public static Intent getPhotoPickIntent() {  
  100.         Intent intent = new Intent(Intent.ACTION_GET_CONTENT, null);  
  101.         intent.setType("image/*");  
  102.         intent.putExtra("crop", "true");  
  103.         intent.putExtra("aspectX", 1);  
  104.         intent.putExtra("aspectY", 1);  
  105.         intent.putExtra("outputX", 80);  
  106.         intent.putExtra("outputY", 80);  
  107.         intent.putExtra("return-data", true);  
  108.         return intent;  
  109.     }  
  110.       
  111.     // 因为调用了Camera和Gally所以要判断他们各自的返回情况,他们启动时是这样的startActivityForResult  
  112.     protected void onActivityResult(int requestCode, int resultCode, Intent data) {  
  113.         if (resultCode != RESULT_OK)  
  114.             return;  
  115.         switch (requestCode) {  
  116.             case PHOTO_PICKED_WITH_DATA: {// 调用Gallery返回的  
  117.                 final Bitmap photo = data.getParcelableExtra("data");  
  118.                 // 下面就是显示照片了  
  119.                 System.out.println(photo);  
  120.                 //缓存用户选择的图片  
  121.                 img = getBitmapByte(photo);  
  122.                 mEditor.setPhotoBitmap(photo);  
  123.                 System.out.println("set new photo");  
  124.                 break;  
  125.             }  
    1. /*用来标识请求照相功能的activity*/  
    2.     private static final int CAMERA_WITH_DATA = 3023;  
    3.   
    4.     /*用来标识请求gallery的activity*/  
    5.     private static final int PHOTO_PICKED_WITH_DATA = 3021;  
    6.   
    7.     /*拍照的照片存储位置*/  
    8.     private static final File PHOTO_DIR = new File(Environment.getExternalStorageDirectory() + "/DCIM/Camera");  
    9.   
    10.     private File mCurrentPhotoFile;//照相机拍照得到的图片  
    1. private void doPickPhotoAction() {  
    2.             Context context = EditContact.this;  
    3.           
    4.             // Wrap our context to inflate list items using correct theme  
    5.             final Context dialogContext = new ContextThemeWrapper(context,  
    6.                     android.R.style.Theme_Light);  
    7.             String cancel="返回";  
    8.             String[] choices;  
    9.             choices = new String[2];  
    10.             choices[0] = getString(R.string.take_photo);  //拍照  
    11.             choices[1] = getString(R.string.pick_photo);  //从相册中选择  
    12.             final ListAdapter adapter = new ArrayAdapter<String>(dialogContext,  
    13.                     android.R.layout.simple_list_item_1, choices);  
    14.           
    15.             final AlertDialog.Builder builder = new AlertDialog.Builder(  
    16.                     dialogContext);  
    17.             builder.setTitle(R.string.attachToContact);  
    18.             builder.setSingleChoiceItems(adapter, -1,  
    19.                     new DialogInterface.OnClickListener() {  
    20.                         public void onClick(DialogInterface dialog, int which) {  
    21.                             dialog.dismiss();  
    22.                             switch (which) {  
    23.                             case 0:{  
    24.                                 String status=Environment.getExternalStorageState();  
    25.                                 if(status.equals(Environment.MEDIA_MOUNTED)){//判断是否有SD卡  
    26.                                     doTakePhoto();// 用户点击了从照相机获取  
    27.                                 }  
    28.                                 else{  
    29.                                     showToast("没有SD卡");  
    30.                                 }  
    31.                                 break;  
    32.                                   
    33.                             }  
    34.                             case 1:  
    35.                                 doPickPhotoFromGallery();// 从相册中去获取  
    36.                                 break;  
    37.                             }  
    38.                         }  
    39.                     });  
    40.             builder.setNegativeButton(cancel, new DialogInterface.OnClickListener() {  
    41.           
    42.                 @Override  
    43.                 public void onClick(DialogInterface dialog, int which) {  
    44.                     dialog.dismiss();  
    45.                 }  
    46.                   
    47.             });  
    48.             builder.create().show();  
    49.         }  
    50.     }  
    51.       
    52.     /** 
    53.     * 拍照获取图片 
    54.     *  
    55.     */  
    56.     protected void doTakePhoto() {  
    57.         try {  
    58.             // Launch camera to take photo for selected contact  
    59.             PHOTO_DIR.mkdirs();// 创建照片的存储目录  
    60.             mCurrentPhotoFile = new File(PHOTO_DIR, getPhotoFileName());// 给新照的照片文件命名  
    61.             final Intent intent = getTakePickIntent(mCurrentPhotoFile);  
    62.             startActivityForResult(intent, CAMERA_WITH_DATA);  
    63.         } catch (ActivityNotFoundException e) {  
    64.             Toast.makeText(this, R.string.photoPickerNotFoundText,  
    65.                     Toast.LENGTH_LONG).show();  
    66.         }  
    67.     }  
    68.       
    69.     public static Intent getTakePickIntent(File f) {  
    70.         Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE, null);  
    71.         intent.putExtra(MediaStore.EXTRA_OUTPUT, Uri.fromFile(f));  
    72.         return intent;  
    73.     }  
    74.       
    75.     /** 
    76.     * 用当前时间给取得的图片命名 
    77.     *  
    78.     */  
    79.     private String getPhotoFileName() {  
    80.         Date date = new Date(System.currentTimeMillis());  
    81.         SimpleDateFormat dateFormat = new SimpleDateFormat(  
    82.                 "'IMG'_yyyy-MM-dd HH:mm:ss");  
    83.         return dateFormat.format(date) + ".jpg";  
    84.     }  
    85.       
    86.     // 请求Gallery程序  
    87.     protected void doPickPhotoFromGallery() {  
    88.         try {  
    89.             // Launch picker to choose photo for selected contact  
    90.             final Intent intent = getPhotoPickIntent();  
    91.             startActivityForResult(intent, PHOTO_PICKED_WITH_DATA);  
    92.         } catch (ActivityNotFoundException e) {  
    93.             Toast.makeText(this, R.string.photoPickerNotFoundText1,  
    94.                     Toast.LENGTH_LONG).show();  
    95.         }  
    96.     }  
    97.       
    98.     // 封装请求Gallery的intent  
    99.     public static Intent getPhotoPickIntent() {  
    100.         Intent intent = new Intent(Intent.ACTION_GET_CONTENT, null);  
    101.         intent.setType("image/*");  
    102.         intent.putExtra("crop", "true");  
    103.         intent.putExtra("aspectX", 1);  
    104.         intent.putExtra("aspectY", 1);  
    105.         intent.putExtra("outputX", 80);  
    106.         intent.putExtra("outputY", 80);  
    107.         intent.putExtra("return-data", true);  
    108.         return intent;  
    109.     }  
    110.       
    111.     // 因为调用了Camera和Gally所以要判断他们各自的返回情况,他们启动时是这样的startActivityForResult  
    112.     protected void onActivityResult(int requestCode, int resultCode, Intent data) {  
    113.         if (resultCode != RESULT_OK)  
    114.             return;  
    115.         switch (requestCode) {  
    116.             case PHOTO_PICKED_WITH_DATA: {// 调用Gallery返回的  
    117.                 final Bitmap photo = data.getParcelableExtra("data");  
    118.                 // 下面就是显示照片了  
    119.                 System.out.println(photo);  
    120.                 //缓存用户选择的图片  
    121.                 img = getBitmapByte(photo);  
    122.                 mEditor.setPhotoBitmap(photo);  
    123.                 System.out.println("set new photo");  
    124.                 break;  
    125.             }  
    126.             case CAMERA_WITH_DATA: {// 照相机程序返回的,再次调用图片剪辑程序去修剪图片  
    127.                 doCropPhoto(mCurrentPhotoFile);  
    128.                 break;  
    129.             }  
    130.         }  
    131.     }  
    132.       
    133.     protected void doCropPhoto(File f) {  
    134.         try {  
    135.             // 启动gallery去剪辑这个照片  
    136.             final Intent intent = getCropImageIntent(Uri.fromFile(f));  
    137.             startActivityForResult(intent, PHOTO_PICKED_WITH_DATA);  
    138.         } catch (Exception e) {  
    139.             Toast.makeText(this, R.string.photoPickerNotFoundText,  
    140.                     Toast.LENGTH_LONG).show();  
    141.         }  
    142.     }  
    143.       
    144.     /**  
    145.     * Constructs an intent for image cropping. 调用图片剪辑程序  
    146.     */  
    147.     public static Intent getCropImageIntent(Uri photoUri) {  
    148.         Intent intent = new Intent("com.android.camera.action.CROP");  
    149.         intent.setDataAndType(photoUri, "image/*");  
    150.         intent.putExtra("crop", "true");  
    151.         intent.putExtra("aspectX", 1);  
    152.         intent.putExtra("aspectY", 1);  
    153.         intent.putExtra("outputX", 80);  
    154.         intent.putExtra("outputY", 80);  
    155.         intent.putExtra("return-data", true);  
    156.         return intent;  
    157.     }  
  126.             case CAMERA_WITH_DATA: {// 照相机程序返回的,再次调用图片剪辑程序去修剪图片  
  127.                 doCropPhoto(mCurrentPhotoFile);  
  128.                 break;  
  129.             }  
  130.         }  
  131.     }  
  132.       
  133.     protected void doCropPhoto(File f) {  
  134.         try {  
  135.             // 启动gallery去剪辑这个照片  
  136.             final Intent intent = getCropImageIntent(Uri.fromFile(f));  
  137.             startActivityForResult(intent, PHOTO_PICKED_WITH_DATA);  
  138.         } catch (Exception e) {  
  139.             Toast.makeText(this, R.string.photoPickerNotFoundText,  
  140.                     Toast.LENGTH_LONG).show();  
  141.         }  
  142.     }  
  143.       
  144.     /**  
  145.     * Constructs an intent for image cropping. 调用图片剪辑程序  
  146.     */  
  147.     public static Intent getCropImageIntent(Uri photoUri) {  
  148.         Intent intent = new Intent("com.android.camera.action.CROP");  
  149.         intent.setDataAndType(photoUri, "image/*");  
  150.         intent.putExtra("crop", "true");  
  151.         intent.putExtra("aspectX", 1);  
  152.         intent.putExtra("aspectY", 1);  
  153.         intent.putExtra("outputX", 80);  
  154.         intent.putExtra("outputY", 80);  
  155.         intent.putExtra("return-data", true);  
  156.         return intent;  
  157.     }  
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