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