Android Open Source - filelistview File Select Dialog

• Back to UI ListView/view  ↑

From Project

Back to project page filelistview.

License

The source code is released under:

MIT License

Java Source Code

package com.jcw.andriod.fileListView.dialogs;
//from w  w  w  . ja va  2 s  .  c  o m
/*
 * Created by Jackson Woodruff on 04/10/2014 
 *
 * This is a simple dialog adaptation of the listview
 * to enable the selection of files in a separate window
 */

import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.View;
import android.widget.EditText;
import com.jcw.andriod.fileListView.FileListView;
import com.jcw.android.fileListView.R;

import java.io.File;

public abstract class FileSelectDialog extends AlertDialog.Builder {
  public FileListView listView;
  private EditText searchEditText;

  private boolean searchEnabled = false;

  public FileSelectDialog(Context context) {
    super(context);
    this.listView = new FileListView(context);

    init();
  }

  public abstract void fileSelected(File selected);

  private void init() {
    this.setView(listView);

    listView.setFileSelectedListener(new FileListView.FileSelectListener() {
      @Override
      public void fileSelected(File selected) {
        fileSelected(selected);
      }
    });

    this.setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() {
      @Override
      public void onClick(DialogInterface dialogInterface, int i) {
        //let the dialog cancel on its own
      }
    });

    searchEditText = new EditText(getContext());
    searchEditText.addTextChangedListener(new TextWatcher() {
      @Override
      public void beforeTextChanged(CharSequence charSequence, int i, int i2, int i3) {}

      @Override
      public void onTextChanged(CharSequence charSequence, int i, int i2, int i3) {}

      @Override
      public void afterTextChanged(Editable editable) {
        listView.searchWith(editable.toString());
        listView.refresh();
      }
    });
  }

  public void setSearchEnabled(boolean enabled) {
    this.searchEnabled = enabled;
    if (enabled) {
      super.setCustomTitle(searchEditText);
    }
  }

  @Override
  public FileSelectDialog setView(View view) {
    //throw an exception here because this simply cannot be done.
    //I am already using the view for the list view.
    throw new Error("You cannot customize the view of a FileSelectDialog, " +
        "this feature would override the actual list");
  }

  @Override
  public FileSelectDialog setCustomTitle(View view) {
    //this cannot be done if searching files is enabled, because
    //the title is used to store the edittext
    if (searchEnabled) {
      throw new Error("You cannot use the title of a FileSelectDialog" +
          "when searching is enabled");
    } else {
      return (FileSelectDialog)super.setCustomTitle(view);
    }
  }
}

Java Source Code List

• Back to UI ListView/view  ↑