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