[8379cd8] | 1 | /* |
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| 2 | Tibisay Movil |
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| 3 | |
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| 4 | Copyright (C) 2013 Antonio Araujo (aaraujo@cenditel.gob.ve), Jose Ruiz |
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| 5 | (jruiz@cenditel.gob.ve), Fundacion Centro Nacional de Desarrollo e |
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| 6 | Investigacion en Tecnologias Libres - CENDITEL. |
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| 7 | |
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| 8 | La Fundación CENDITEL concede permiso para usar, copiar, distribuir y/o |
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| 9 | modificar este programa, reconociendo el derecho que la humanidad posee al |
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| 10 | libre acceso al conocimiento, bajo los términos de la licencia de software |
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| 11 | GPL versión 2.0 de la Free Software Foundation. |
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| 12 | |
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| 13 | Este programa se distribuye con la esperanza de que sea util, pero SIN |
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| 14 | NINGUNA GARANTIA; tampoco las implicitas garantias de MERCANTILIDAD o |
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| 15 | ADECUACION A UN PROPOSITO PARTICULAR. |
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| 16 | |
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| 17 | Para mayor información sobre los términos de la licencia ver el archivo |
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| 18 | llamado "gpl-2.0.txt" en ingles. |
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| 19 | */ |
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| 20 | |
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[288126d] | 21 | package ve.gob.cenditel.tibisaymovil; |
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| 22 | |
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| 23 | import java.io.File; |
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| 24 | import java.text.SimpleDateFormat; |
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| 25 | import java.util.ArrayList; |
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| 26 | import java.util.Collections; |
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| 27 | import java.util.Date; |
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| 28 | import ve.gob.cenditel.tibisaymovil.R; |
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| 29 | import android.app.Activity; |
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| 30 | import android.app.AlertDialog; |
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| 31 | import android.content.DialogInterface; |
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| 32 | import android.content.Intent; |
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| 33 | import android.graphics.drawable.Drawable; |
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| 34 | import android.net.Uri; |
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| 35 | import android.os.Bundle; |
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| 36 | import android.util.Log; |
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| 37 | import android.view.LayoutInflater; |
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| 38 | import android.view.View; |
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| 39 | import android.view.ViewGroup; |
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| 40 | import android.view.View.OnClickListener; |
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| 41 | import android.view.Window; |
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| 42 | import android.webkit.MimeTypeMap; |
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| 43 | import android.widget.AdapterView; |
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| 44 | import android.widget.ArrayAdapter; |
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| 45 | import android.widget.BaseAdapter; |
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| 46 | import android.widget.ImageView; |
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| 47 | import android.widget.LinearLayout; |
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| 48 | import android.widget.ListView; |
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| 49 | import android.widget.RadioButton; |
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| 50 | import android.widget.TextView; |
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| 51 | import android.widget.AdapterView.OnItemClickListener; |
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| 52 | import android.widget.Toast; |
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| 53 | |
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| 54 | public class SelectImgHandwrittenSignatureActivity extends Activity implements OnItemClickListener, OnClickListener { |
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| 55 | |
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| 56 | private File cwd; |
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| 57 | private File selected; |
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| 58 | private FileBrowserView viewHolder; |
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| 59 | private FileListAdapter listAdapter; |
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| 60 | private String filterMImeType = "image/png"; |
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| 61 | private String file_to_sign; |
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| 62 | |
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| 63 | @Override |
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| 64 | protected void onCreate(Bundle savedInstanceState) { |
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| 65 | //Estilando la barra de titulo |
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| 66 | final boolean customTitleSupported = requestWindowFeature(Window.FEATURE_CUSTOM_TITLE); |
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| 67 | |
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| 68 | super.onCreate(savedInstanceState); |
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| 69 | |
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| 70 | this.viewHolder = new FileBrowserView(); |
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| 71 | |
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| 72 | if (savedInstanceState != null) { |
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| 73 | if(savedInstanceState.getString("selected") != null) |
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| 74 | this.selected = new File(savedInstanceState.getString("selected")); |
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| 75 | |
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| 76 | if (this.selected != null) { |
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| 77 | |
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| 78 | SelectImgHandwrittenSignatureActivity.this.updateButton |
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| 79 | (SelectImgHandwrittenSignatureActivity.this.viewHolder.accept,true); |
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| 80 | |
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| 81 | } |
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| 82 | |
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| 83 | this.cwd = new File(savedInstanceState.getString("cwd")); |
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| 84 | this.viewHolder.fileList.setAdapter(this.listAdapter = new FileListAdapter(this.cwd.getAbsolutePath(), filterMImeType)); |
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| 85 | |
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| 86 | } else { |
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| 87 | this.selected = null; |
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| 88 | this.viewHolder.fileList.setAdapter(this.listAdapter = new FileListAdapter()); |
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| 89 | } |
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| 90 | |
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| 91 | |
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| 92 | boolean enabled = false; |
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| 93 | if (this.selected != null) |
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| 94 | enabled = this.viewHolder.accept.isEnabled(); |
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| 95 | |
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| 96 | SelectImgHandwrittenSignatureActivity.this.updateButton |
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| 97 | (SelectImgHandwrittenSignatureActivity.this.viewHolder.accept,enabled); |
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| 98 | |
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| 99 | //Estilando Barra de titulo |
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| 100 | if(customTitleSupported) |
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| 101 | getWindow().setFeatureInt(Window.FEATURE_CUSTOM_TITLE, R.layout.title_bar); |
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| 102 | |
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| 103 | file_to_sign = getIntent().getExtras().getString("FILE_TO_SIGN"); |
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| 104 | } |
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| 105 | |
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| 106 | |
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| 107 | /** |
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| 108 | * Provides the data to be shown in the file browser ListView. |
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| 109 | * |
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| 110 | * @author José M. Prieto (jmprieto@emergya.com) |
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| 111 | */ |
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| 112 | private class FileListAdapter extends BaseAdapter { |
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| 113 | |
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| 114 | private final ArrayList<File> directories; |
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| 115 | private final ArrayList<File> files; |
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| 116 | |
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| 117 | private FileListAdapter() { |
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| 118 | this("/",filterMImeType); |
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| 119 | } |
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| 120 | |
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| 121 | private FileListAdapter(String location) { |
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| 122 | this(location, ""); |
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| 123 | } |
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| 124 | |
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| 125 | private FileListAdapter(String location, String filterMimeType) { |
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| 126 | |
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| 127 | directories = new ArrayList<File>(); |
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| 128 | files = new ArrayList<File>(); |
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| 129 | |
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| 130 | //Obtiene etiqueta que se colocará antes del path que visualizará el usuario |
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| 131 | String toPathText = SelectImgHandwrittenSignatureActivity.this.getString(R.string.pathstring)+": "; |
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| 132 | //Coloca el texto de la etiqueta en la vista |
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| 133 | SelectImgHandwrittenSignatureActivity.this.viewHolder.pathString.setText(toPathText); |
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| 134 | //Coloca el texto con el path actual |
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| 135 | SelectImgHandwrittenSignatureActivity.this.viewHolder.path.setText(location); |
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| 136 | //Crea un objeto file cwd con la ubicacion dada en location |
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| 137 | SelectImgHandwrittenSignatureActivity.this.cwd = new File(location); |
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| 138 | //Obtiene el directorio padre del objeto file cwd |
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| 139 | File parent = SelectImgHandwrittenSignatureActivity.this.cwd.getParentFile(); |
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| 140 | //Si tiene un padre, lo agrega en la posición cero de la lista de directorios |
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| 141 | |
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| 142 | if (parent != null) { |
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| 143 | directories.add(0, parent); |
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| 144 | } |
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| 145 | |
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| 146 | //Crea un arreglo con las lista de archivos contenidos en el directorio cwd |
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| 147 | File[] ls = SelectImgHandwrittenSignatureActivity.this.cwd.listFiles(); |
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| 148 | if (ls != null) { |
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| 149 | for (File f : ls) { //recorre todos los archivos contenidos en el directorio |
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| 150 | |
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| 151 | if (FsUtils.isHiddenOrNotReadable(f)) { // Si son ocultos no hace nada |
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| 152 | continue; |
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| 153 | } |
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| 154 | // Si son directorios los agrega a la lista de directorios a partir de la posición 1 |
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| 155 | // En la posición 0 se encuentra el directorio padre |
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| 156 | if (f.isDirectory()) { |
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| 157 | directories.add(f); |
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| 158 | } else // De lo contrario lo agrega a la lista de archivos |
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| 159 | { |
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| 160 | //Valida tipo de archivo a mostrar |
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| 161 | Uri selectedUri = Uri.fromFile(f); |
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| 162 | String fileExtension = MimeTypeMap.getFileExtensionFromUrl(selectedUri.toString()); |
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| 163 | String mimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(fileExtension); |
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| 164 | |
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| 165 | // Toast.makeText(FileToSignHandwrittenSignatureActivity.this, |
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| 166 | // "FileExtension: " + fileExtension + "\n" + |
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| 167 | // "MimeType: " + mimeType, |
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| 168 | // Toast.LENGTH_LONG).show(); |
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| 169 | |
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| 170 | //Filtra por mimeType |
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| 171 | if(filterMimeType.isEmpty() || filterMimeType == mimeType) |
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| 172 | files.add(f); |
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| 173 | |
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| 174 | } |
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| 175 | } |
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| 176 | } |
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| 177 | |
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| 178 | Collections.sort(directories); // Ordena los directorios alfabeticamente |
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| 179 | Collections.sort(files); // Ordena los archivos alfabeticamente |
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| 180 | } |
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| 181 | |
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| 182 | /** |
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| 183 | * Retorna cantidad total de elementos que se listarán en el directorio. |
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| 184 | */ |
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| 185 | @Override |
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| 186 | public int getCount() { |
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| 187 | |
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| 188 | return directories.size() + files.size(); |
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| 189 | |
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| 190 | } |
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| 191 | |
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| 192 | /** |
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| 193 | * Dada una posición en el listado del directorio, retorna un archivo o directorio |
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| 194 | * según corresponda. |
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| 195 | */ |
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| 196 | @Override |
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| 197 | public File getItem(int position) { |
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| 198 | |
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| 199 | if (position < directories.size()) { |
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| 200 | return directories.get(position); |
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| 201 | } else { |
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| 202 | return files.get(position - directories.size()); |
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| 203 | } |
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| 204 | } |
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| 205 | |
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| 206 | /** |
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| 207 | * Retorna un código hash para el archivo, permite comparar si dos archivos son los mismos |
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| 208 | */ |
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| 209 | @Override |
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| 210 | public long getItemId(int position) { |
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| 211 | |
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| 212 | return getItem(position).hashCode(); |
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| 213 | } |
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| 214 | |
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| 215 | /** |
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| 216 | * Crea la visualización de cada item del fileBrowser |
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| 217 | */ |
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| 218 | @Override |
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| 219 | public View getView(int position, View convertView, ViewGroup parent) { |
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| 220 | |
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| 221 | //Crea la vista de cada fila del filebrowser a partir del layout |
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| 222 | if (convertView == null) { |
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| 223 | LayoutInflater inflater = LayoutInflater.from(SelectImgHandwrittenSignatureActivity.this); |
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| 224 | convertView = inflater.inflate(R.layout.file_to_sign_handwritten_signature_item, parent, false); |
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| 225 | } |
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| 226 | |
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| 227 | // Se enlaza a cada componente del layout |
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| 228 | ImageView image = (ImageView) convertView.findViewById(R.id.type_image); |
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| 229 | TextView fileName = (TextView) convertView.findViewById(R.id.filename_text); |
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| 230 | TextView modified = (TextView) convertView.findViewById(R.id.filename_modified); |
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| 231 | |
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| 232 | // Se obtiene el archivo ubicado en position |
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| 233 | File file = getItem(position); |
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| 234 | |
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| 235 | //RadioButton |
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| 236 | RadioButton radio = (RadioButton) convertView.findViewById(R.id.file_radio); |
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| 237 | radio.setFocusable(false); |
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| 238 | |
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| 239 | // Se asignan los iconos según el tipo de archivo y se oculta el radio en los directorios |
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| 240 | if (file.isDirectory()) { |
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| 241 | image.setImageResource(R.drawable.ic_carpeta); |
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| 242 | radio.setVisibility(View.INVISIBLE); |
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| 243 | radio.setChecked(false); |
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| 244 | } else { |
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| 245 | image.setImageResource(R.drawable.ic_archivo); |
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| 246 | radio.setVisibility(View.VISIBLE); |
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| 247 | |
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| 248 | if (SelectImgHandwrittenSignatureActivity.this.selected == null || |
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| 249 | SelectImgHandwrittenSignatureActivity.this.selected.hashCode() != file.hashCode()){ |
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| 250 | radio.setChecked(false); |
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| 251 | } else{ |
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| 252 | radio.setChecked(true); |
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| 253 | } |
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| 254 | } |
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| 255 | |
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| 256 | // Si es el directorio que hace referencia al padre le coloca como nombre ".." |
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| 257 | if (file.isDirectory() && position == 0 && ! "/".equals(SelectImgHandwrittenSignatureActivity.this.cwd.getAbsolutePath())) { |
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| 258 | fileName.setText(".."); |
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| 259 | } else { |
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| 260 | fileName.setText(file.getName()); |
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| 261 | } |
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| 262 | |
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| 263 | |
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| 264 | //Datos de modificación del archivo |
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| 265 | SimpleDateFormat sdf = new SimpleDateFormat("dd/MM/yyyy"); |
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| 266 | Date date = new Date(file.lastModified()); |
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| 267 | |
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| 268 | String dateString = SelectImgHandwrittenSignatureActivity.this.getString(R.string.modified)+": "; |
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| 269 | if (file.lastModified()>0) |
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| 270 | modified.setText(dateString+sdf.format(date)); |
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| 271 | else |
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| 272 | modified.setText(dateString+"-"); |
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| 273 | |
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| 274 | return convertView; |
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| 275 | } |
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| 276 | |
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| 277 | /** |
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| 278 | * Controla la selección de cada item del fileBrowser |
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| 279 | */ |
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| 280 | public void select(ListView parent, int position) { |
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| 281 | |
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| 282 | File item = getItem(position); |
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| 283 | //Si es un directorio el seleccionado se hace un llamado del fileBrowser del directorio |
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| 284 | if (item.isDirectory()) { |
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| 285 | parent.setAdapter(SelectImgHandwrittenSignatureActivity.this.listAdapter = new FileListAdapter(item.getAbsolutePath(), filterMImeType)); |
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| 286 | } else { // Si es un archivo |
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| 287 | |
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| 288 | //Se agrega el archivo a la lista de seleccionados si no se encuentra en la misma |
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| 289 | if (SelectImgHandwrittenSignatureActivity.this.selected == null || |
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| 290 | SelectImgHandwrittenSignatureActivity.this.selected.hashCode() != item.hashCode()){ |
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| 291 | |
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| 292 | SelectImgHandwrittenSignatureActivity.this.selected = item; |
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| 293 | |
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| 294 | SelectImgHandwrittenSignatureActivity.this.updateButton(SelectImgHandwrittenSignatureActivity.this.viewHolder.accept,true); |
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| 295 | |
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| 296 | } |
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| 297 | else{ // De lo contrario se elimina de la lista de seleccionados |
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| 298 | |
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| 299 | SelectImgHandwrittenSignatureActivity.this.selected = null; |
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| 300 | SelectImgHandwrittenSignatureActivity.this.updateButton(SelectImgHandwrittenSignatureActivity.this.viewHolder.accept,false); |
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| 301 | |
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| 302 | } |
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| 303 | notifyDataSetChanged(); |
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| 304 | } |
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| 305 | } |
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| 306 | } |
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| 307 | |
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| 308 | |
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| 309 | |
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| 310 | |
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| 311 | @Override |
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| 312 | protected void onSaveInstanceState(Bundle outState) { |
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| 313 | super.onSaveInstanceState(outState); |
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| 314 | |
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| 315 | outState.putParcelable("intent", this.getIntent()); |
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| 316 | outState.putString("cwd", this.cwd.getAbsolutePath()); |
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| 317 | if(this.selected != null) |
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| 318 | outState.putString("selected", this.selected.getAbsolutePath()); |
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| 319 | |
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| 320 | } |
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| 321 | |
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| 322 | private void updateButton(View v, boolean bool) { |
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| 323 | try{ |
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| 324 | |
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| 325 | v.setEnabled(bool); |
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| 326 | if (v instanceof TextView){ |
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| 327 | Drawable icon = ((TextView)v).getCompoundDrawables()[1]; |
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| 328 | if (icon!=null) |
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| 329 | if (bool) |
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| 330 | icon.setAlpha(255); |
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| 331 | else |
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| 332 | icon.setAlpha(127); |
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| 333 | } |
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| 334 | if (v instanceof ImageView){ |
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| 335 | ImageView result = (ImageView) v; |
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| 336 | if (bool) |
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| 337 | result.setAlpha(255); |
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| 338 | else |
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| 339 | result.setAlpha(127); |
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| 340 | } |
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| 341 | |
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| 342 | }catch(NullPointerException e){} |
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| 343 | |
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| 344 | } |
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| 345 | |
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| 346 | private void updateButton(LinearLayout layout, boolean bool) { |
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| 347 | try{ |
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| 348 | layout.setEnabled(bool); |
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| 349 | for (int i=0; i<layout.getChildCount();i++){ |
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| 350 | this.updateButton(layout.getChildAt(i), bool); |
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| 351 | } |
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| 352 | }catch(NullPointerException e){} |
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| 353 | |
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| 354 | } |
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| 355 | |
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| 356 | |
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| 357 | |
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| 358 | /** |
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| 359 | * Holds references to view objects. |
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| 360 | * |
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| 361 | * @author José M. Prieto (jmprieto@emergya.com) |
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| 362 | */ |
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| 363 | private class FileBrowserView { |
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| 364 | |
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| 365 | public ListView fileList; |
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| 366 | public TextView path; |
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| 367 | public LinearLayout accept; |
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| 368 | public LinearLayout clear; |
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| 369 | public TextView pathString; |
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| 370 | |
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| 371 | public FileBrowserView() { |
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| 372 | |
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| 373 | setContentView(R.layout.activity_img_to_sign_handwritten_signature); |
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| 374 | this.path = (TextView) findViewById(R.id.path); |
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| 375 | this.pathString = (TextView) findViewById(R.id.pathstring); |
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| 376 | |
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| 377 | this.fileList = (ListView) findViewById(R.id.file_list); |
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| 378 | this.fileList.setOnItemClickListener(SelectImgHandwrittenSignatureActivity.this); |
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| 379 | this.fileList.setItemsCanFocus(true); |
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| 380 | |
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| 381 | |
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| 382 | this.clear = (LinearLayout) findViewById(R.id.button_clear_zone); |
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| 383 | this.clear.setOnClickListener(SelectImgHandwrittenSignatureActivity.this); |
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| 384 | |
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| 385 | this.accept = (LinearLayout) findViewById(R.id.button_accept_zone); |
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| 386 | this.accept.setOnClickListener(SelectImgHandwrittenSignatureActivity.this); |
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| 387 | |
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| 388 | } |
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| 389 | } |
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| 390 | |
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| 391 | @Override |
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| 392 | public void onItemClick(AdapterView<?> parent, View view, int position, long id) { |
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| 393 | |
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| 394 | |
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| 395 | if (parent.getId() == R.id.file_list) { // user selects a file |
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| 396 | this.listAdapter.select((ListView) parent, position); |
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| 397 | |
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| 398 | } else { // user de-selects a file |
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| 399 | //this.listAdapter.addIfSameDirectory(selectedAdapter.doUnselect((ListView) parent, position)); |
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| 400 | |
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| 401 | } |
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| 402 | //this.viewHolder.numSelected.setText(Integer.toString(this.selected.size())); |
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| 403 | } |
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| 404 | |
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| 405 | @Override |
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| 406 | public void onClick(View v) { |
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| 407 | |
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| 408 | switch (v.getId()) { |
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| 409 | |
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| 410 | |
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| 411 | case R.id.button_clear_zone: |
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| 412 | |
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| 413 | this.selected = null; |
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| 414 | this.listAdapter.notifyDataSetChanged(); |
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| 415 | |
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| 416 | //this.viewHolder.numSelected.setText(""+this.selected.size()); |
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| 417 | this.updateButton(this.viewHolder.accept, false); |
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| 418 | break; |
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| 419 | |
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| 420 | |
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| 421 | |
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| 422 | case R.id.button_accept_zone: |
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| 423 | |
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| 424 | Intent intent1 = new Intent(SelectImgHandwrittenSignatureActivity.this, SelectSignUbicationHandwrittenSignatureActivity.class); |
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| 425 | intent1.putExtra("FILE_TO_SIGN", file_to_sign); |
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| 426 | intent1.putExtra("IMAGE_CAPTURED", SelectImgHandwrittenSignatureActivity.this.selected.getAbsolutePath()); |
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| 427 | startActivity(intent1); |
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| 428 | |
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| 429 | break; |
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| 430 | |
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| 431 | } |
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| 432 | } |
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| 433 | |
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| 434 | |
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| 435 | |
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| 436 | |
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| 437 | } |
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