src/views/renamedialog.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2006-2010 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>
  23 #include <KLocale>
  24 #include <konq_operations.h>
  25 #include <KStringHandler>
  26 #include <knuminput.h>
  27 #include <kmimetype.h>
  28
  29 #include <QHBoxLayout>
  30 #include <QLabel>
  31 #include <QVBoxLayout>
  32
  33 /**
  34  * Helper function for sorting items with qSort() in
  35  * DolphinView::renameSelectedItems().
  36  */
  37 bool lessThan(const KFileItem& item1, const KFileItem& item2)
  38 {
  39     return KStringHandler::naturalCompare(item1.name(), item2.name()) < 0;
  40 }
  41
  42 RenameDialog::RenameDialog(QWidget *parent, const KFileItemList& items) :
  43     KDialog(parent),
  44     m_renameOneItem(false),
  45     m_newName(),
  46     m_lineEdit(0),
  47     m_items(items),
  48     m_spinBox(0)
  49 {
  50     const QSize minSize = minimumSize();
  51     setMinimumSize(QSize(320, minSize.height()));
  52
  53     const int itemCount = items.count();
  54     Q_ASSERT(itemCount >= 1);
  55     m_renameOneItem = (itemCount == 1);
  56
  57     setCaption(m_renameOneItem ?
  58                i18nc("@title:window", "Rename Item") :
  59                i18nc("@title:window", "Rename Items"));
  60     setButtons(Ok | Cancel);
  61     setDefaultButton(Ok);
  62
  63     setButtonGuiItem(Ok, KGuiItem(i18nc("@action:button", "&Rename"), "dialog-ok-apply"));
  64
  65     QWidget* page = new QWidget(this);
  66     setMainWidget(page);
  67
  68     QVBoxLayout* topLayout = new QVBoxLayout(page);
  69
  70     QLabel* editLabel = 0;
  71     if (m_renameOneItem) {
  72         m_newName = items.first().name();
  73         editLabel = new QLabel(i18nc("@label:textbox", "Rename the item <filename>%1</filename> to:", m_newName),
  74                                page);
  75     } else {
  76         m_newName = i18nc("@info:status", "New name #");
  77         editLabel = new QLabel(i18ncp("@label:textbox",
  78                                       "Rename the %1 selected item to:",
  79                                       "Rename the %1 selected items to:", itemCount),
  80                                page);
  81     }
  82
  83     m_lineEdit = new KLineEdit(page);
  84     connect(m_lineEdit, SIGNAL(textChanged(QString)), this, SLOT(slotTextChanged(QString)));
  85
  86     int selectionLength = m_newName.length();
  87     if (m_renameOneItem) {
  88         const QString fileName = items.first().url().prettyUrl();
  89         const QString extension = KMimeType::extractKnownExtension(fileName.toLower());
  90
  91         // If the current item is a directory, select the whole file name.
  92         if ((extension.length() > 0) && !items.first().isDir()) {
  93             // Don't select the extension
  94             selectionLength -= extension.length() + 1;
  95         }
  96     } else {
  97          // Don't select the # character
  98         --selectionLength;
  99     }
 100
 101     m_lineEdit->setText(m_newName);
 102     m_lineEdit->setSelection(0, selectionLength);
 103     m_lineEdit->setFocus();
 104
 105     topLayout->addWidget(editLabel);
 106     topLayout->addWidget(m_lineEdit);
 107
 108     if (!m_renameOneItem) {
 109         QLabel* infoLabel = new QLabel(i18nc("@info", "# will be replaced by ascending numbers starting with:"), page);
 110         m_spinBox = new KIntSpinBox(0, 10000, 1, 1, page, 10);
 111
 112         QHBoxLayout* horizontalLayout = new QHBoxLayout(page);
 113         horizontalLayout->setMargin(0);
 114         horizontalLayout->addWidget(infoLabel);
 115         horizontalLayout->addWidget(m_spinBox);
 116
 117         topLayout->addLayout(horizontalLayout);
 118     }
 119 }
 120
 121 RenameDialog::~RenameDialog()
 122 {
 123 }
 124
 125 void RenameDialog::slotButtonClicked(int button)
 126 {
 127     if (button == KDialog::Ok) {
 128         m_newName = m_lineEdit->text();
 129
 130         if (m_renameOneItem) {
 131             Q_ASSERT(m_items.count() == 1);
 132             const KUrl oldUrl = m_items.first().url();
 133             KUrl newUrl = oldUrl;
 134             newUrl.setFileName(KIO::encodeFileName(m_newName));
 135             KonqOperations::rename(this, oldUrl, newUrl);
 136         } else {
 137             renameItems();
 138         }
 139     }
 140
 141     KDialog::slotButtonClicked(button);
 142 }
 143
 144 void RenameDialog::slotTextChanged(const QString& newName)
 145 {
 146     bool enable = !newName.isEmpty() && (newName != QLatin1String("..")) && (newName != QLatin1String("."));
 147     if (enable && !m_renameOneItem) {
 148         // Assure that the new name contains exactly one # (or a connected sequence of #'s)
 149         const int minSplitCount = 1;
 150         int maxSplitCount = 2;
 151         if (newName.startsWith(QLatin1Char('#'))) {
 152             --maxSplitCount;
 153         }
 154         if (newName.endsWith(QLatin1Char('#'))) {
 155             --maxSplitCount;
 156         }
 157         const int splitCount = newName.split(QLatin1Char('#'), QString::SkipEmptyParts).count();
 158         enable = enable && (splitCount >= minSplitCount) && (splitCount <= maxSplitCount);
 159     }
 160     enableButtonOk(enable);
 161 }
 162
 163 void RenameDialog::renameItems()
 164 {
 165     // Currently the items are sorted by the selection order, resort
 166     // them by the filename. This assures that the new sort order is similar to
 167     // the current filename sort order.
 168     qSort(m_items.begin(), m_items.end(), lessThan);
 169
 170     // Iterate through all items and rename them...
 171     int index = m_spinBox->value();
 172     foreach (const KFileItem& item, m_items) {
 173         QString newName = indexedName(m_newName, index, QLatin1Char('#'));
 174         ++index;
 175
 176         const KUrl oldUrl = item.url();
 177         const QString extension = KMimeType::extractKnownExtension(oldUrl.prettyUrl().toLower());
 178         if (!extension.isEmpty()) {
 179             newName.append(QLatin1Char('.'));
 180             newName.append(extension);
 181         }
 182
 183         if (oldUrl.fileName() != newName) {
 184             KUrl newUrl = oldUrl;
 185             newUrl.setFileName(KIO::encodeFileName(newName));
 186             KonqOperations::rename(this, oldUrl, newUrl);
 187         }
 188     }
 189 }
 190
 191 QString RenameDialog::indexedName(const QString& name, int index, const QChar& indexPlaceHolder)
 192 {
 193     QString newName = name;
 194
 195     QString indexString = QString::number(index);
 196
 197     // Insert leading zeros if necessary
 198     const int minIndexLength = name.count(indexPlaceHolder);
 199     while (indexString.length() < minIndexLength) {
 200         indexString.prepend(QLatin1Char('0'));
 201     }
 202
 203     // Replace the index placeholders by the indexString
 204     const int placeHolderStart = newName.indexOf(indexPlaceHolder);
 205     newName.replace(placeHolderStart, minIndexLength, indexString);
 206
 207     return newName;
 208 }
 209
 210 #include "renamedialog.moc"