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 <knuminput.h>
  28 #include <kmimetype.h>
  29 #include <KJobUiDelegate>
  30
  31 #include <QHBoxLayout>
  32 #include <QLabel>
  33 #include <QVBoxLayout>
  34 #include <QMimeDatabase>
  35 #include <QDialogButtonBox>
  36 #include <QPushButton>
  37 #include <QLineEdit>
  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 QLineEdit(page);
  92     mainLayout->addWidget(m_lineEdit);
  93     connect(m_lineEdit, &QLineEdit::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 QSpinBox(page);
 135         m_spinBox->setMaximum(10000);
 136         m_spinBox->setMinimum(0);
 137         m_spinBox->setSingleStep(1);
 138         m_spinBox->setValue(1);
 139         m_spinBox->setDisplayIntegerBase(10);
 140
 141         QHBoxLayout* horizontalLayout = new QHBoxLayout(page);
 142         horizontalLayout->setMargin(0);
 143         horizontalLayout->addWidget(infoLabel);
 144         horizontalLayout->addWidget(m_spinBox);
 145
 146         topLayout->addLayout(horizontalLayout);
 147     }
 148 }
 149
 150 RenameDialog::~RenameDialog()
 151 {
 152 }
 153
 154 void RenameDialog::renameItem(const KFileItem &item, const QString& newName)
 155 {
 156     const QUrl oldUrl = item.url();
 157     QUrl newUrl = oldUrl.adjusted(QUrl::RemoveFilename);
 158     newUrl.setPath(newUrl.path() + KIO::encodeFileName(newName));
 159
 160     QWidget* widget = parentWidget();
 161     if (!widget) {
 162         widget = this;
 163     }
 164
 165     KIO::Job * job = KIO::moveAs(oldUrl, newUrl);
 166     KJobWidgets::setWindow(job, widget);
 167     KIO::FileUndoManager::self()->recordJob(KIO::FileUndoManager::Rename, {oldUrl}, newUrl, job);
 168     job->ui()->setAutoErrorHandlingEnabled(true);
 169 }
 170
 171 void RenameDialog::slotAccepted()
 172 {
 173     m_newName = m_lineEdit->text();
 174
 175     if (m_renameOneItem) {
 176         Q_ASSERT(m_items.count() == 1);
 177         renameItem(m_items.first(), m_newName);
 178     } else {
 179         renameItems();
 180     }
 181     accept();
 182 }
 183
 184 void RenameDialog::slotTextChanged(const QString& newName)
 185 {
 186     bool enable = !newName.isEmpty() && (newName != QLatin1String("..")) && (newName != QLatin1String("."));
 187     if (enable && !m_renameOneItem) {
 188         const int count = newName.count(QLatin1Char('#'));
 189         if (count == 0) {
 190             // Renaming multiple files without '#' will only work if all extensions are different.
 191             enable = m_allExtensionsDifferent;
 192         } else {
 193             // Assure that the new name contains exactly one # (or a connected sequence of #'s)
 194             const int first = newName.indexOf(QLatin1Char('#'));
 195             const int last = newName.lastIndexOf(QLatin1Char('#'));
 196             enable = (last - first + 1 == count);
 197         }
 198     }
 199     m_okButton->setEnabled(enable);
 200 }
 201
 202 void RenameDialog::renameItems()
 203 {
 204     // Iterate through all items and rename them...
 205     int index = m_spinBox->value();
 206     foreach (const KFileItem& item, m_items) {
 207         QString newName = indexedName(m_newName, index, QLatin1Char('#'));
 208         ++index;
 209
 210         const QUrl oldUrl = item.url();
 211         QMimeDatabase db;
 212         const QString extension = db.suffixForFileName(oldUrl.path().toLower());
 213         if (!extension.isEmpty()) {
 214             newName.append(QLatin1Char('.'));
 215             newName.append(extension);
 216         }
 217
 218         if (oldUrl.fileName() != newName) {
 219             renameItem(item, newName);
 220         }
 221     }
 222 }
 223
 224 QString RenameDialog::indexedName(const QString& name, int index, const QChar& indexPlaceHolder)
 225 {
 226     QString newName = name;
 227
 228     QString indexString = QString::number(index);
 229
 230     // Insert leading zeros if necessary
 231     const int minIndexLength = name.count(indexPlaceHolder);
 232     while (indexString.length() < minIndexLength) {
 233         indexString.prepend(QLatin1Char('0'));
 234     }
 235
 236     // Replace the index placeholders by the indexString
 237     const int placeHolderStart = newName.indexOf(indexPlaceHolder);
 238     newName.replace(placeHolderStart, minIndexLength, indexString);
 239
 240     return newName;
 241 }
 242