OpenFileDialog.java :  » File » 5explore » com » ovhoo » android » fiveexplore » Android Open Source

/*
 * This file is part of andExplorer, android.ovhoo.com
 * Copyright (C) 2007 Mohamed ZALIM <mzalim@ovhoo.com>
 *
 * andExplorer is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * andExplorer is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/gpl.html>.
 */
package com.ovhoo.android.fiveexplore;

import com.ovhoo.android.fiveexplore.R;
import com.ovhoo.android.file.CurentDirManager;
import com.ovhoo.android.file.FileInterface;

import com.ovhoo.android.file.MimeTypes;

import android.app.Dialog;
import android.app.AlertDialog;
import android.content.ActivityNotFoundException;
import android.content.ContentResolver;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.net.Uri;
import android.os.Handler;
import android.os.Message;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.TextView;

/**
 * CLass implements the dialog shown to the user after the click on a file
 * @author mzalim
 *
 */
public class OpenFileDialog extends AbstractOpenFileDialog implements OnClickListener{
  
  
  private static final int HANDLER_MSG_CONFIRM_RENAME = 0;
  private static final int HANDLER_MSG_CONFIRM_DELETE = 1;
  
  private ImageView fileIcon;
  
  private TextView fileBaseName, fileMimeType, fileSize, fileDir;
  private Button openFile, suppressFile, renameFile, cancelButton;
  
    
  public OpenFileDialog(Context context, CurentDirManager fileManager, FileInterface file) {
    super(context, fileManager, file);
    this.buildUI(); //Creation of the UI
    
  }
  
  protected void buildUI(){
    LayoutInflater _inflater=this.getLayoutInflater();
    View _elementView = _inflater.inflate(R.layout.openfile, null);
    
    this.fileIcon = (ImageView) _elementView.findViewById(R.id.OPEN_FILE_BIG_ICON);
    
    this.fileBaseName = (TextView) _elementView.findViewById(R.id.OPEN_FILE_BASENAME);
    this.fileMimeType = (TextView) _elementView.findViewById(R.id.OPEN_FILE_MIME_TYPE);
    this.fileSize = (TextView) _elementView.findViewById(R.id.OPEN_FILE_SIZE);
    this.fileDir = (TextView) _elementView.findViewById(R.id.OPEN_FILE_DIR);
    
    //Buttons
    this.openFile = (Button) _elementView.findViewById(R.id.OPEN_FILE_OPEN);
    this.renameFile = (Button) _elementView.findViewById(R.id.OPEN_FILE_RENAME);
    this.suppressFile = (Button) _elementView.findViewById(R.id.OPEN_FILE_DELETE);
    this.cancelButton = (Button) _elementView.findViewById(R.id.OPEN_FILE_CANCEL);
    
    //Listener
    this.openFile.setOnClickListener(this);
    this.renameFile.setOnClickListener(this);
    this.suppressFile.setOnClickListener(this);
    this.cancelButton.setOnClickListener(this);
    
    this.setContentView(_elementView);
  }
  
  public void show(){
    this.fileIcon.setImageResource(this.mimeTypes.getFileIcon(file));
    
    this.fileBaseName.setText(file.getName());
    this.fileMimeType.setText(mimeTypes.getMimeType(file));
    this.fileSize.setText(file.getFileSize());
    this.fileDir.setText(file.getParentDir());
    
    //Hide Open button for unknown files
    if (mimeTypes.getMimeType(file) == null){
      this.openFile.setEnabled(false);
    }else if(mimeTypes.getMimeType(file).length()==0){
      this.openFile.setEnabled(false);
    }
    else{
      this.openFile.setEnabled(true);
    }
    super.show();
  }



  @Override
  public void onClick(View v) {
    if (v == this.openFile){
      this.onOpenFile();
    }
    else if (v == this.renameFile){
      this.onRenameFile();
    }
    else if (v == this.suppressFile){
      this.onSuppressFile();
    }
    else if(v == this.cancelButton){
      this.dismiss();
    }
  }
  
  protected boolean onOpenFile(){
    try {
      Intent myIntent =new Intent(android.content.Intent.ACTION_VIEW);
      myIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
      myIntent.setDataAndType(file.getUri(), this.mimeTypes.getMimeType(file) );
      this.getContext().startActivity(myIntent);
      
      return true;
    } catch( ActivityNotFoundException e){
      this.showAlertMessage(this.getContext().getResources().getString(R.string.OPEN_FILE_CANNOT_OPEN));
      System.err.println("OpenFileDialog::onClick ActivityNotFoundException ");
      e.printStackTrace();
      return false;
    }
  }
  
  
  protected void onRenameFile(){
    RenameFileDialog _dialog = new RenameFileDialog(this.getContext(), this.handler.obtainMessage(HANDLER_MSG_CONFIRM_RENAME, null), this.file);
    _dialog.show();
  }
  
  protected void onSuppressFile(){
    DeleteFileDialog _dialog = new DeleteFileDialog(this.getContext(), this.handler.obtainMessage(HANDLER_MSG_CONFIRM_DELETE, null), this.file);
    _dialog.show();
  }
  
  /**
   * Display an alert message
   * @param msg the alert message to be displayed
   */
  protected void showAlertMessage(String msg){
    
    this.alertDialog.setMessage(msg);
    this.alertDialog.show();
  }
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  Handler handler=new Handler() {
    @Override
    public void handleMessage(Message msg) {
      
      if (msg != null){
        switch(msg.what){
          case HANDLER_MSG_CONFIRM_RENAME : this.rename((String) msg.obj); break;
          case HANDLER_MSG_CONFIRM_DELETE : this.delete(); break;
        }
        
      }
      
    }
    
    public void rename( String baseName){
      if (fileManager.rename(file, baseName)){
        dismiss();
      }
      else{
        showAlertMessage(getContext().getResources().getString(R.string.OPEN_FILE_CANNOT_RENAME));
      }
      
    }
    
    public void delete(){
      if (fileManager.rm(file)){
        dismiss();
      }
      else{
        showAlertMessage(getContext().getResources().getString(R.string.OPEN_FILE_CANNOT_DELTE));
      }
    }
  };
}