| ¾Ë¸²Ã¢ ¶ç¿ì±â(Multi Choice, Single Choice) | 
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9³â Àü |  
  @Override 
 
public void onBackPressed() { 
   //super.onBackPressed(); 
 
 
   // AlertÀ» ¶ç¿ö Á¾·á½Ã۱â 
   AlertDialog.Builder dialog = new AlertDialog.Builder(MainActivity.this); 
 
 
   dialog  .setTitle("Á¾·á ¾Ë¸²") 
           .setMessage("Á¤¸» Á¾·áÇϽðڽÀ´Ï±î?") 
           .setPositiveButton("Á¾·áÇÕ´Ï´Ù.", new DialogInterface.OnClickListener() { 
               @Override 
               public void onClick(DialogInterface dialog, int which) { 
                   finish(); 
               } 
           }) 
           .setNeutralButton("Ãë¼ÒÇÕ´Ï´Ù", new DialogInterface.OnClickListener() { 
               @Override 
               public void onClick(DialogInterface dialog, int which) { 
                   Toast.makeText(MainActivity.this, "Ãë¼ÒÇß½À´Ï´Ù.", Toast.LENGTH_SHORT).show(); 
               } 
           }) 
           .setNegativeButton("¾Æ´Ï¿ä", new DialogInterface.OnClickListener() { 
               @Override 
               public void onClick(DialogInterface dialog, int which) { 
                   Toast.makeText(MainActivity.this, "Á¾·áÇÏÁö ¾Ê½À´Ï´Ù.", Toast.LENGTH_SHORT).show(); 
               } 
           }).create().show(); 
 
 
} |  
  
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