src/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 <klineedit.h>
  23 #include <klocale.h>
  24
  25 #include <QtGui/QLabel>
  26 #include <QtGui/QBoxLayout>
  27
  28 RenameDialog::RenameDialog(const KUrl::List& items) :
  29     KDialog(),
  30     m_renameOneItem(false)
  31 {
  32     const QSize minSize = minimumSize();
  33     setMinimumSize(QSize(320, minSize.height()));
  34
  35     const int itemCount = items.count();
  36     Q_ASSERT(itemCount >= 1);
  37     m_renameOneItem = (itemCount == 1);
  38
  39     setCaption(m_renameOneItem ?
  40                i18nc("@title:window", "Rename Item") :
  41                i18nc("@title:window", "Rename Items"));
  42     setButtons(Ok | Cancel);
  43     setDefaultButton(Ok);
  44
  45     setButtonGuiItem(Ok, KGuiItem(i18nc("@action:button", "Rename"), "dialog-apply"));
  46
  47     QWidget* page = new QWidget(this);
  48     setMainWidget(page);
  49
  50     QVBoxLayout* topLayout = new QVBoxLayout(page);
  51     topLayout->setMargin(KDialog::marginHint());
  52
  53     QLabel* editLabel = 0;
  54     if (m_renameOneItem) {
  55         const KUrl& url = items.first();
  56         m_newName = url.fileName();
  57         editLabel = new QLabel(i18nc("@label:textbox", "Rename the item <filename>%1</filename> to:", m_newName),
  58                                page);
  59     } else {
  60         m_newName = i18nc("@info:status", "New name #");
  61         editLabel = new QLabel(i18np("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     QString extension = extensionString(items[0].prettyUrl());
  68     if (extension.length() > 0) {
  69         // The first item seems to have a extension (e. g. '.jpg' or '.txt'). Now
  70         // check whether all other items have the same extension. If this is the
  71         // case, add this extension to the name suggestion.
  72         for (int i = 1; i < itemCount; ++i) {
  73             if (!items[i].prettyUrl().contains(extension)) {
  74                 // at least one item does not have the same extension
  75                 extension.truncate(0);
  76                 break;
  77             }
  78         }
  79     }
  80
  81     int selectionLength = m_newName.length();
  82     if (!m_renameOneItem) {
  83         --selectionLength; // don't select the # character
  84     }
  85
  86     const int extensionLength = extension.length();
  87     if (extensionLength > 0) {
  88         if (m_renameOneItem) {
  89             selectionLength -= extensionLength;
  90         } else {
  91             m_newName.append(extension);
  92         }
  93     }
  94
  95     m_lineEdit->setText(m_newName);
  96     m_lineEdit->setSelection(0, selectionLength);
  97     m_lineEdit->setFocus();
  98
  99     topLayout->addWidget(editLabel);
 100     topLayout->addWidget(m_lineEdit);
 101
 102     if (!m_renameOneItem) {
 103         QLabel* infoLabel = new QLabel(i18nc("@info", "(# will be replaced by ascending numbers)"), page);
 104         topLayout->addWidget(infoLabel);
 105     }
 106 }
 107
 108 RenameDialog::~RenameDialog()
 109 {}
 110
 111 void RenameDialog::slotButtonClicked(int button)
 112 {
 113     if (button == Ok) {
 114         m_newName = m_lineEdit->text();
 115         if (m_newName.isEmpty()) {
 116             m_errorString = i18nc("@info:status",
 117                                   "The new name is empty. A name with at least one character must be entered.");
 118         } else if (!m_renameOneItem && m_newName.contains('#') != 1) {
 119             m_newName.truncate(0);
 120             m_errorString = i18nc("@info:status", "The name must contain exactly one # character.");
 121         }
 122     }
 123
 124     KDialog::slotButtonClicked(button);
 125 }
 126
 127 QString RenameDialog::extensionString(const QString& name)
 128 {
 129     QString extension;
 130     bool foundExtension = false;  // true if at least one valid file extension
 131                                   // like "gif", "txt", ... has been found
 132
 133     QStringList strings = name.split('.');
 134     const int size = strings.size();
 135     for (int i = 1; i < size; ++i) {
 136         const QString& str = strings.at(i);
 137         if (!foundExtension) {
 138             // Sub strings like "9", "12", "99", ... which contain only
 139             // numbers don't count as extension. Usually they are version
 140             // numbers like in "cmake-2.4.5".
 141             bool ok = false;
 142             str.toInt(&ok);
 143             foundExtension = !ok;
 144         }
 145         if (foundExtension) {
 146             extension += '.' + str;
 147         }
 148     }
 149
 150     return extension;
 151 }
 152
 153 #include "renamedialog.moc"