app/src/main/java/jp/sourceforge/gokigen/memoma/ConfirmationDialog.java

   1 package jp.sourceforge.gokigen.memoma;
   2
   3 import android.app.AlertDialog;
   4 import android.app.Dialog;
   5 import android.content.Context;
   6 import android.content.DialogInterface;
   7 import android.view.LayoutInflater;
   8 import android.view.View;
   9 import android.widget.TextView;
  10
  11 /**
  12  *   はい か いいえ を入力するダイアログを準備する
  13  *
  14  * @author MRSa
  15  *
  16  */
  17 public class ConfirmationDialog
  18 {
  19         private Context context = null;
  20         private IResultReceiver resultReceiver = null;
  21     private String  message = "";
  22         private String  title = "";
  23         private int    icon = 0;
  24
  25         public ConfirmationDialog(Context arg)
  26         {
  27                 context = arg;
  28         }
  29
  30         /**
  31          *  クラスの準備
  32          * @param receiver
  33          * @param initialMessage
  34          */
  35         public void prepare(IResultReceiver receiver, int titleIcon, String titleMessage, String confirmMessage)
  36         {
  37                 if (receiver != null)
  38                 {
  39                         resultReceiver = receiver;
  40                 }
  41                 icon = titleIcon;
  42                 title = titleMessage;
  43         message = confirmMessage;
  44         }
  45
  46     /**
  47      *   確認ダイアログを応答する
  48      * @return
  49      */
  50     public Dialog getDialog()
  51     {
  52         LayoutInflater inflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
  53         final View layout = inflater.inflate(R.layout.confirmationdialog, null);
  54
  55         AlertDialog.Builder builder = new AlertDialog.Builder(context);
  56         final TextView  textView = (TextView)  layout.findViewById(R.id.confirm_message);
  57
  58         // 表示するデータ（アイコン、ダイアログタイトル、メッセージ）を準備する
  59         if (icon != 0)
  60         {
  61             builder.setIcon(icon);
  62         }
  63         if (title != null)
  64         {
  65             builder.setTitle(title);
  66         }
  67         if (message != null)
  68         {
  69                 textView.setText(message);
  70         }
  71         builder.setView(layout);
  72         builder.setCancelable(false);
  73         builder.setPositiveButton(context.getString(R.string.confirmYes), new DialogInterface.OnClickListener()
  74               {
  75                    public void onClick(DialogInterface dialog, int id)
  76                    {
  77                            boolean ret = false;
  78                            if (resultReceiver != null)
  79                            {
  80                                resultReceiver.acceptConfirmation();
  81                            }
  82                        if (ret == true)
  83                        {
  84                            dialog.dismiss();
  85                        }
  86                        else
  87                        {
  88                            dialog.cancel();
  89                        }
  90                        System.gc();
  91                    }
  92                });
  93         builder.setNegativeButton(context.getString(R.string.confirmNo), new DialogInterface.OnClickListener()
  94                {
  95                    public void onClick(DialogInterface dialog, int id)
  96                    {
  97                            boolean ret = false;
  98                            if (resultReceiver != null)
  99                            {
 100                                resultReceiver.rejectConfirmation();
 101                            }
 102                        if (ret == true)
 103                        {
 104                            dialog.dismiss();
 105                        }
 106                        else
 107                        {
 108                            dialog.cancel();
 109                        }
 110                        System.gc();
 111                    }
 112                });
 113         return (builder.create());
 114     }
 115
 116     public interface IResultReceiver
 117     {
 118         public abstract void acceptConfirmation();
 119         public abstract void rejectConfirmation();
 120     }
 121 }