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 <KLocalizedString>
  23 #include <KJobWidgets>
  24 #include <KIO/CopyJob>
  25 #include <KIO/FileUndoManager>
  26 #include <kstringhandler_deprecated.h> //TODO port to QCollator
  27 #include <KJobUiDelegate>
  28
  29 #include <QHBoxLayout>
  30 #include <QLabel>
  31 #include <QVBoxLayout>
  32 #include <QMimeDatabase>
  33 #include <QDialogButtonBox>
  34 #include <QPushButton>
  35 #include <QLineEdit>
  36 #include <QSpinBox>
  37 #include <KGuiItem>
  38
  39 RenameDialog::RenameDialog(QWidget *parent, const KFileItemList& items) :
  40     QDialog(parent),
  41     m_renameOneItem(false),
  42     m_newName(),
  43     m_lineEdit(0),
  44     m_items(items),
  45     m_allExtensionsDifferent(true),
  46     m_spinBox(0)
  47 {
  48     const QSize minSize = minimumSize();
  49     setMinimumSize(QSize(320, minSize.height()));
  50
  51     const int itemCount = items.count();
  52     Q_ASSERT(itemCount >= 1);
  53     m_renameOneItem = (itemCount == 1);
  54
  55     setWindowTitle(m_renameOneItem ?
  56                i18nc("@title:window", "Rename Item") :
  57                i18nc("@title:window", "Rename Items"));
  58     QDialogButtonBox *buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok|QDialogButtonBox::Cancel);
  59     QVBoxLayout *mainLayout = new QVBoxLayout;
  60     setLayout(mainLayout);
  61     m_okButton = buttonBox->button(QDialogButtonBox::Ok);
  62     m_okButton->setDefault(true);
  63     m_okButton->setShortcut(Qt::CTRL | Qt::Key_Return);
  64     connect(buttonBox, SIGNAL(accepted()), this, SLOT(slotAccepted()));
  65     connect(buttonBox, SIGNAL(rejected()), this, SLOT(reject()));
  66     m_okButton->setDefault(true);
  67
  68     KGuiItem::assign(m_okButton, KGuiItem(i18nc("@action:button", "&Rename"), "dialog-ok-apply"));
  69
  70     QWidget* page = new QWidget(this);
  71     mainLayout->addWidget(page);
  72     mainLayout->addWidget(buttonBox);
  73
  74     QVBoxLayout* topLayout = new QVBoxLayout(page);
  75
  76     QLabel* editLabel = 0;
  77     if (m_renameOneItem) {
  78         m_newName = items.first().name();
  79         editLabel = new QLabel(xi18nc("@label:textbox", "Rename the item <filename>%1</filename> to:", m_newName),
  80                                page);
  81         editLabel->setTextFormat(Qt::PlainText);
  82     } else {
  83         m_newName = i18nc("@info:status", "New name #");
  84         editLabel = new QLabel(i18ncp("@label:textbox",
  85                                       "Rename the %1 selected item to:",
  86                                       "Rename the %1 selected items to:", itemCount),
  87                                page);
  88     }
  89
  90     m_lineEdit = new QLineEdit(page);
  91     mainLayout->addWidget(m_lineEdit);
  92     connect(m_lineEdit, &QLineEdit::textChanged, this, &RenameDialog::slotTextChanged);
  93
  94     int selectionLength = m_newName.length();
  95     if (m_renameOneItem) {
  96         const QString fileName = items.first().url().toDisplayString();
  97         QMimeDatabase db;
  98         const QString extension = db.suffixForFileName(fileName.toLower());
  99
 100         // If the current item is a directory, select the whole file name.
 101         if ((extension.length() > 0) && !items.first().isDir()) {
 102             // Don't select the extension
 103             selectionLength -= extension.length() + 1;
 104         }
 105     } else {
 106          // Don't select the # character
 107         --selectionLength;
 108     }
 109
 110     m_lineEdit->setText(m_newName);
 111     m_lineEdit->setSelection(0, selectionLength);
 112     m_lineEdit->setFocus();
 113
 114     topLayout->addWidget(editLabel);
 115     topLayout->addWidget(m_lineEdit);
 116
 117     if (!m_renameOneItem) {
 118         QSet<QString> extensions;
 119         foreach (const KFileItem& item, m_items) {
 120             QMimeDatabase db;
 121             const QString extension = db.suffixForFileName(item.url().toDisplayString().toLower());
 122
 123             if (extensions.contains(extension)) {
 124                 m_allExtensionsDifferent = false;
 125                 break;
 126             }
 127
 128             extensions.insert(extension);
 129         }
 130
 131         QLabel* infoLabel = new QLabel(i18nc("@info", "# will be replaced by ascending numbers starting with:"), page);
 132         mainLayout->addWidget(infoLabel);
 133         m_spinBox = new QSpinBox(page);
 134         m_spinBox->setMaximum(10000);
 135         m_spinBox->setMinimum(0);
 136         m_spinBox->setSingleStep(1);
 137         m_spinBox->setValue(1);
 138         m_spinBox->setDisplayIntegerBase(10);
 139
 140         QHBoxLayout* horizontalLayout = new QHBoxLayout(page);
 141         horizontalLayout->setMargin(0);
 142         horizontalLayout->addWidget(infoLabel);
 143         horizontalLayout->addWidget(m_spinBox);
 144
 145         topLayout->addLayout(horizontalLayout);
 146     }
 147 }
 148
 149 RenameDialog::~RenameDialog()
 150 {
 151 }
 152
 153 void RenameDialog::renameItem(const KFileItem &item, const QString& newName)
 154 {
 155     const QUrl oldUrl = item.url();
 156     QUrl newUrl = oldUrl.adjusted(QUrl::RemoveFilename);
 157     newUrl.setPath(newUrl.path() + KIO::encodeFileName(newName));
 158
 159     QWidget* widget = parentWidget();
 160     if (!widget) {
 161         widget = this;
 162     }
 163
 164     KIO::Job * job = KIO::moveAs(oldUrl, newUrl);
 165     KJobWidgets::setWindow(job, widget);
 166     KIO::FileUndoManager::self()->recordJob(KIO::FileUndoManager::Rename, {oldUrl}, newUrl, job);
 167     job->ui()->setAutoErrorHandlingEnabled(true);
 168 }
 169
 170 void RenameDialog::slotAccepted()
 171 {
 172     m_newName = m_lineEdit->text();
 173
 174     if (m_renameOneItem) {
 175         Q_ASSERT(m_items.count() == 1);
 176         renameItem(m_items.first(), m_newName);
 177     } else {
 178         renameItems();
 179     }
 180     accept();
 181 }
 182
 183 void RenameDialog::slotTextChanged(const QString& newName)
 184 {
 185     bool enable = !newName.isEmpty() && (newName != QLatin1String("..")) && (newName != QLatin1String("."));
 186     if (enable && !m_renameOneItem) {
 187         const int count = newName.count(QLatin1Char('#'));
 188         if (count == 0) {
 189             // Renaming multiple files without '#' will only work if all extensions are different.
 190             enable = m_allExtensionsDifferent;
 191         } else {
 192             // Assure that the new name contains exactly one # (or a connected sequence of #'s)
 193             const int first = newName.indexOf(QLatin1Char('#'));
 194             const int last = newName.lastIndexOf(QLatin1Char('#'));
 195             enable = (last - first + 1 == count);
 196         }
 197     }
 198     m_okButton->setEnabled(enable);
 199 }
 200
 201 void RenameDialog::renameItems()
 202 {
 203     // Iterate through all items and rename them...
 204     int index = m_spinBox->value();
 205     foreach (const KFileItem& item, m_items) {
 206         QString newName = indexedName(m_newName, index, QLatin1Char('#'));
 207         ++index;
 208
 209         const QUrl oldUrl = item.url();
 210         QMimeDatabase db;
 211         const QString extension = db.suffixForFileName(oldUrl.path().toLower());
 212         if (!extension.isEmpty()) {
 213             newName.append(QLatin1Char('.'));
 214             newName.append(extension);
 215         }
 216
 217         if (oldUrl.fileName() != newName) {
 218             renameItem(item, newName);
 219         }
 220     }
 221 }
 222
 223 QString RenameDialog::indexedName(const QString& name, int index, const QChar& indexPlaceHolder)
 224 {
 225     QString newName = name;
 226
 227     QString indexString = QString::number(index);
 228
 229     // Insert leading zeros if necessary
 230     const int minIndexLength = name.count(indexPlaceHolder);
 231     while (indexString.length() < minIndexLength) {
 232         indexString.prepend(QLatin1Char('0'));
 233     }
 234
 235     // Replace the index placeholders by the indexString
 236     const int placeHolderStart = newName.indexOf(indexPlaceHolder);
 237     newName.replace(placeHolderStart, minIndexLength, indexString);
 238
 239     return newName;
 240 }
 241