src/views/renamedialog.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2006 by Peter Penz (peter.penz@gmx.at)                  *
   3  *                                                                         *
   4  *   This program is free software; you can redistribute it and/or modify  *
   5  *   it under the terms of the GNU General Public License as published by  *
   6  *   the Free Software Foundation; either version 2 of the License, or     *
   7  *   (at your option) any later version.                                   *
   8  *                                                                         *
   9  *   This program is distributed in the hope that it will be useful,       *
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  12  *   GNU General Public License for more details.                          *
  13  *                                                                         *
  14  *   You should have received a copy of the GNU General Public License     *
  15  *   along with this program; if not, write to the                         *
  16  *   Free Software Foundation, Inc.,                                       *
  17  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA          *
  18  ***************************************************************************/
  19
  20 #include "renamedialog.h"
  21
  22 #include <kfileitem.h>
  23 #include <klineedit.h>
  24 #include <klocale.h>
  25
  26 #include <QtGui/QLabel>
  27 #include <QtGui/QBoxLayout>
  28
  29 RenameDialog::RenameDialog(QWidget *parent, const KFileItemList& items) :
  30     KDialog(parent),
  31     m_renameOneItem(false)
  32 {
  33     const QSize minSize = minimumSize();
  34     setMinimumSize(QSize(320, minSize.height()));
  35
  36     const int itemCount = items.count();
  37     Q_ASSERT(itemCount >= 1);
  38     m_renameOneItem = (itemCount == 1);
  39
  40     setCaption(m_renameOneItem ?
  41                i18nc("@title:window", "Rename Item") :
  42                i18nc("@title:window", "Rename Items"));
  43     setButtons(Ok | Cancel);
  44     setDefaultButton(Ok);
  45
  46     setButtonGuiItem(Ok, KGuiItem(i18nc("@action:button", "&Rename"), "dialog-ok-apply"));
  47
  48     QWidget* page = new QWidget(this);
  49     setMainWidget(page);
  50
  51     QVBoxLayout* topLayout = new QVBoxLayout(page);
  52
  53     QLabel* editLabel = 0;
  54     if (m_renameOneItem) {
  55         m_newName = items.first().name();
  56         editLabel = new QLabel(i18nc("@label:textbox", "Rename the item <filename>%1</filename> to:", m_newName),
  57                                page);
  58     } else {
  59         m_newName = i18nc("@info:status", "New name #");
  60         editLabel = new QLabel(i18ncp("@label:textbox",
  61                                       "Rename the %1 selected item to:",
  62                                       "Rename the %1 selected items to:", itemCount),
  63                                page);
  64     }
  65
  66     m_lineEdit = new KLineEdit(page);
  67     connect(m_lineEdit, SIGNAL(textChanged(QString)), this, SLOT(slotTextChanged(QString)));
  68
  69     QString fileName = items[0].url().prettyUrl();
  70     QString extension = KMimeType::extractKnownExtension(fileName.toLower());
  71     if (!extension.isEmpty()) {
  72         extension.insert(0, '.');
  73         // The first item seems to have a extension (e. g. '.jpg' or '.txt'). Now
  74         // check whether all other URLs have the same extension. If this is the
  75         // case, add this extension to the name suggestion.
  76         for (int i = 1; i < itemCount; ++i) {
  77             fileName = items[i].url().prettyUrl().toLower();
  78             if (!fileName.endsWith(extension)) {
  79                 // at least one item does not have the same extension
  80                 extension.truncate(0);
  81                 break;
  82             }
  83         }
  84     }
  85
  86     int selectionLength = m_newName.length();
  87     if (!m_renameOneItem) {
  88         --selectionLength; // don't select the # character
  89     }
  90
  91     const int extensionLength = extension.length();
  92     if (extensionLength > 0) {
  93         if (m_renameOneItem) {
  94             selectionLength -= extensionLength;
  95         } else {
  96             m_newName.append(extension);
  97         }
  98     }
  99
 100     m_lineEdit->setText(m_newName);
 101     m_lineEdit->setSelection(0, selectionLength);
 102     m_lineEdit->setFocus();
 103
 104     topLayout->addWidget(editLabel);
 105     topLayout->addWidget(m_lineEdit);
 106
 107     if (!m_renameOneItem) {
 108         QLabel* infoLabel = new QLabel(i18nc("@info", "(# will be replaced by ascending numbers)"), page);
 109         topLayout->addWidget(infoLabel);
 110     }
 111 }
 112
 113 RenameDialog::~RenameDialog()
 114 {
 115 }
 116
 117 void RenameDialog::slotButtonClicked(int button)
 118 {
 119     if (button == Ok) {
 120         m_newName = m_lineEdit->text();
 121         if (m_newName.isEmpty()) {
 122             m_errorString = i18nc("@info:status",
 123                                   "The new name is empty. A name with at least one character must be entered.");
 124         } else if (!m_renameOneItem && (m_newName.count('#') == 0)) {
 125             m_newName.truncate(0);
 126             m_errorString = i18nc("@info:status", "The name must contain at least one # character.");
 127         }
 128     }
 129
 130     KDialog::slotButtonClicked(button);
 131 }
 132
 133 void RenameDialog::slotTextChanged(const QString &newName)
 134 {
 135     const bool enable = !newName.isEmpty() && (m_renameOneItem ? (newName != m_newName) : newName.contains('#'));
 136     enableButtonOk(enable);
 137 }
 138
 139
 140 #include "renamedialog.moc"