workspace/EverClip/src/com/yuji/ec/utility/AsyncTaskCommand.java

   1 package com.yuji.ec.utility;\r
   2 \r
   3 import java.lang.ref.WeakReference;\r
   4 \r
   5 import android.app.Activity;\r
   6 import android.app.ProgressDialog;\r
   7 import android.content.DialogInterface;\r
   8 import android.content.DialogInterface.OnKeyListener;\r
   9 import android.os.AsyncTask;\r
  10 import android.view.KeyEvent;\r
  11 \r
  12 public class AsyncTaskCommand extends AsyncTask<String, Integer, String> {\r
  13         private WeakReference<Activity> activityRef;\r
  14         private AsyncTaskIF command;\r
  15         private ProgressDialog dialog;\r
  16         private boolean isCancel = false;\r
  17         private boolean isDialog = true;\r
  18         private int status = -1;\r
  19         \r
  20         private String title = "";\r
  21         private String buttonTitle = "";\r
  22         private boolean cancelable = true;\r
  23         \r
  24         @SuppressWarnings({ "rawtypes", "unchecked" })\r
  25         public AsyncTaskCommand(Activity activity, AsyncTaskIF command) {\r
  26                 this.activityRef = new WeakReference(activity);\r
  27                 this.command = command;\r
  28         }\r
  29 \r
  30         @Override\r
  31         protected void onPreExecute() {\r
  32                 Debug.d(this, "onPreExecute start");\r
  33 \r
  34                 Activity activity = activityRef.get();\r
  35                 if (activity == null) {\r
  36                         return;\r
  37                 }\r
  38                 if (isDialog) {\r
  39                         dialog = new ProgressDialog(activity);\r
  40                         dialog.setIndeterminate(true);\r
  41                         dialog.setCancelable(cancelable);\r
  42                         dialog.setTitle(title);\r
  43                         if (cancelable){\r
  44                                 dialog.setButton(buttonTitle, new DialogInterface.OnClickListener() {\r
  45                                         public void onClick(DialogInterface dialog, int which) {\r
  46                                                 dialog.cancel();\r
  47                                                 AsyncTaskCommand.this.cancel(true);\r
  48                                         }\r
  49                                 });\r
  50                                 dialog.setOnKeyListener(new OnKeyListener() {\r
  51                                         public boolean onKey(DialogInterface dialog, int keyCode,\r
  52                                                         KeyEvent event) {\r
  53                                                 switch (event.getKeyCode()) {\r
  54                                                 case KeyEvent.KEYCODE_SEARCH:\r
  55                                                         return true;\r
  56                                                 }\r
  57                                                 return false;\r
  58                                         }\r
  59                                 });\r
  60                         }\r
  61                         dialog.show();\r
  62                 }\r
  63                 Debug.d(this, "onPreExecute end");\r
  64         }\r
  65 \r
  66         @Override\r
  67         protected String doInBackground(String... arg0) {\r
  68                 try {\r
  69                         Debug.d(this, "doInBackground start");\r
  70                         command.doExecute();\r
  71                         status = command.getStatus();\r
  72                         Debug.d(this, "doInBackground end");\r
  73                 } catch (RuntimeException e) {\r
  74                         Debug.d(this, null, e);\r
  75                         throw e;\r
  76                 }\r
  77                 return null;\r
  78         }\r
  79 \r
  80         @Override\r
  81         protected void onCancelled() {\r
  82                 Debug.d(this, "onCancelled start");\r
  83 \r
  84                 isCancel = true;\r
  85 \r
  86                 if (command != null) {\r
  87                         command.cancel();\r
  88                 }\r
  89                 onPostExecute(null);\r
  90                 Debug.d(this, "onCancelled end");\r
  91         }\r
  92 \r
  93         @Override\r
  94         protected void onPostExecute(String result) {\r
  95                 Debug.d(this, "onPostExecute start");\r
  96 \r
  97                 try {\r
  98                         if (command != null) {\r
  99                                 command.done(isCancel);\r
 100                                 command = null;\r
 101                         }\r
 102                         if (dialog != null) {\r
 103                                 try {\r
 104                                         dialog.dismiss();\r
 105                                 }\r
 106                                 catch (IllegalArgumentException e){\r
 107                                         ;\r
 108                                 }\r
 109                                 dialog = null;\r
 110                         }\r
 111                         activityRef = null;\r
 112                 } catch (RuntimeException e) {\r
 113                         Debug.d(this, null, e);\r
 114                         throw e;\r
 115                 }\r
 116                 Debug.d(this, "onPostExecute end");\r
 117         }\r
 118 \r
 119         public void stop() {\r
 120                 Debug.d(this, "stop start");\r
 121 \r
 122                 if (command != null) {\r
 123                         isCancel = true;\r
 124                         command.cancel();\r
 125                 }\r
 126                 // onPostExecute()\82Ìdialog.dismiss();\82Å\83G\83\89\81[\82Æ\82È\82é\82½\82ß\r
 127                 // \96{\8e¿\93I\82È\89ð\8c\88\8dô\82Å\82Í\82È\82¢\r
 128                 // dialog = null;\r
 129                 if (dialog != null) {\r
 130                         dialog.dismiss();\r
 131                         dialog = null;\r
 132                 }\r
 133 \r
 134                 Debug.d(this, "stop end");\r
 135         }\r
 136 \r
 137         public void setDialog(boolean b) {\r
 138                 isDialog = b;\r
 139         }\r
 140         \r
 141         public int getResultStatus(){\r
 142                 return status;\r
 143         }\r
 144 \r
 145         public void setTitle(String title) {\r
 146                 this.title = title;\r
 147         }\r
 148 \r
 149         public void setButtonTitle(String buttonTitle) {\r
 150                 this.buttonTitle = buttonTitle;\r
 151         }\r
 152         \r
 153         public void setCancelable(boolean cancelable){\r
 154                 this.cancelable  = cancelable;\r
 155         }\r
 156 }\r