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