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 <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     topLayout->setMargin(KDialog::marginHint());
  53
  54     QLabel* editLabel = 0;
  55     if (m_renameOneItem) {
  56         m_newName = items.first().name();
  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(i18ncp("@label:textbox",
  62                                       "Rename the %1 selected item to:",
  63                                       "Rename the %1 selected items to:", itemCount),
  64                                page);
  65     }
  66
  67     m_lineEdit = new KLineEdit(page);
  68     QString extension = extensionString(items[0].url().prettyUrl());
  69     if (extension.length() > 0) {
  70         // The first item seems to have a extension (e. g. '.jpg' or '.txt'). Now
  71         // check whether all other URLs have the same extension. If this is the
  72         // case, add this extension to the name suggestion.
  73         for (int i = 1; i < itemCount; ++i) {
  74             if (!items[i].url().prettyUrl().contains(extension)) {
  75                 // at least one item does not have the same extension
  76                 extension.truncate(0);
  77                 break;
  78             }
  79         }
  80     }
  81
  82     int selectionLength = m_newName.length();
  83     if (!m_renameOneItem) {
  84         --selectionLength; // don't select the # character
  85     }
  86
  87     const int extensionLength = extension.length();
  88     if (extensionLength > 0) {
  89         if (m_renameOneItem) {
  90             selectionLength -= extensionLength;
  91         } else {
  92             m_newName.append(extension);
  93         }
  94     }
  95
  96     m_lineEdit->setText(m_newName);
  97     m_lineEdit->setSelection(0, selectionLength);
  98     m_lineEdit->setFocus();
  99
 100     topLayout->addWidget(editLabel);
 101     topLayout->addWidget(m_lineEdit);
 102
 103     if (!m_renameOneItem) {
 104         QLabel* infoLabel = new QLabel(i18nc("@info", "(# will be replaced by ascending numbers)"), page);
 105         topLayout->addWidget(infoLabel);
 106     }
 107 }
 108
 109 RenameDialog::~RenameDialog()
 110 {}
 111
 112 void RenameDialog::slotButtonClicked(int button)
 113 {
 114     if (button == Ok) {
 115         m_newName = m_lineEdit->text();
 116         if (m_newName.isEmpty()) {
 117             m_errorString = i18nc("@info:status",
 118                                   "The new name is empty. A name with at least one character must be entered.");
 119         } else if (!m_renameOneItem && m_newName.count('#') != 1) {
 120             m_newName.truncate(0);
 121             m_errorString = i18nc("@info:status", "The name must contain exactly one # character.");
 122         }
 123     }
 124
 125     KDialog::slotButtonClicked(button);
 126 }
 127
 128 QString RenameDialog::extensionString(const QString& name)
 129 {
 130     QString extension;
 131     bool foundExtension = false;  // true if at least one valid file extension
 132                                   // like "gif", "txt", ... has been found
 133
 134     QStringList strings = name.split('.');
 135     const int size = strings.size();
 136     for (int i = 1; i < size; ++i) {
 137         const QString& str = strings.at(i);
 138         if (!foundExtension) {
 139             // Sub strings like "9", "12", "99", ... which contain only
 140             // numbers don't count as extension. Usually they are version
 141             // numbers like in "cmake-2.4.5".
 142             bool ok = false;
 143             str.toInt(&ok);
 144             foundExtension = !ok;
 145         }
 146         if (foundExtension) {
 147             extension += '.' + str;
 148         }
 149     }
 150
 151     return extension;
 152 }
 153
 154 #include "renamedialog.moc"