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