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