messageviewer/renamefiledialog.cpp

   1 /*
   2  * Copyright (c) 2011 Montel Laurent <montel@kde.org>
   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; version 2 of the License
   7  *
   8  *  This program is distributed in the hope that it will be useful,
   9  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  *  GNU General Public License for more details.
  12  *
  13  *  You should have received a copy of the GNU General Public License
  14  *  along with this program; if not, write to the Free Software
  15  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  16  *
  17  *  In addition, as a special exception, the copyright holders give
  18  *  permission to link the code of this program with any edition of
  19  *  the Qt library by Trolltech AS, Norway (or with modified versions
  20  *  of Qt that use the same license as Qt), and distribute linked
  21  *  combinations including the two.  You must obey the GNU General
  22  *  Public License in all respects for all of the code used other than
  23  *  Qt.  If you modify this file, you may extend this exception to
  24  *  your version of the file, but you are not obligated to do so.  If
  25  *  you do not wish to do so, delete this exception statement from
  26  *  your version.
  27  */
  28 #include "renamefiledialog.h"
  29
  30 #include <kseparator.h>
  31 #include <KLineEdit>
  32 #include <KLocale>
  33 #include <kio/global.h>
  34
  35 #include <QPushButton>
  36 #include <QHBoxLayout>
  37 #include <QCheckBox>
  38 #include <QLabel>
  39 #include <QVBoxLayout>
  40 #include <QFileInfo>
  41
  42 using namespace MessageViewer;
  43
  44 RenameFileDialog::RenameFileDialog(const KUrl& url, bool multiFiles, QWidget * parent)
  45     :QDialog(parent),
  46       mUrl(url),
  47       mApplyAll(0)
  48 {
  49     setWindowTitle(i18n( "File Already Exists" ));
  50     QVBoxLayout* pLayout = new QVBoxLayout(this);
  51
  52     QLabel *label = new QLabel(i18n( "A file named <filename>%1</filename> already exists. Do you want to overwrite it?",url.fileName()),this);
  53     pLayout->addWidget(label);
  54
  55     QHBoxLayout* renameLayout = new QHBoxLayout();
  56     pLayout->addLayout(renameLayout);
  57
  58
  59     mNameEdit = new KLineEdit(this);
  60     renameLayout->addWidget(mNameEdit);
  61     mNameEdit->setText(url.fileName());
  62     mSuggestNewName = new QPushButton(i18n("Suggest New &Name"), this);
  63     renameLayout->addWidget(mSuggestNewName);
  64     connect(mSuggestNewName, SIGNAL(clicked()), this, SLOT(slotSuggestNewNamePressed()));
  65
  66
  67     mOverWrite = new QPushButton(i18n("&Overwrite"),this);
  68     connect(mOverWrite,SIGNAL(clicked()),this,SLOT(slotOverwritePressed()));
  69
  70     mIgnore = new QPushButton(i18n("&Ignore"),this);
  71     connect(mIgnore,SIGNAL(clicked()),this,SLOT(slotIgnorePressed()));
  72
  73     mRename = new QPushButton(i18n("&Rename"),this);
  74     connect(mRename,SIGNAL(clicked()),this,SLOT(slotRenamePressed()));
  75
  76     KSeparator* separator = new KSeparator(this);
  77     pLayout->addWidget(separator);
  78
  79     QHBoxLayout* layout = new QHBoxLayout();
  80     pLayout->addLayout(layout);
  81
  82     if(multiFiles){
  83         mApplyAll = new QCheckBox(i18n("Appl&y to All"), this);
  84         connect(mApplyAll, SIGNAL(clicked()), this, SLOT(slotApplyAllPressed()));
  85         layout->addWidget(mApplyAll);
  86         slotApplyAllPressed();
  87     }
  88     layout->addWidget(mRename);
  89     layout->addWidget(mOverWrite);
  90     layout->addWidget(mIgnore);
  91 }
  92
  93 RenameFileDialog::~RenameFileDialog()
  94 {
  95 }
  96
  97 void RenameFileDialog::slotOverwritePressed()
  98 {
  99     if(mApplyAll && mApplyAll->isChecked()) {
 100         done(RENAMEFILE_OVERWRITEALL);
 101     } else {
 102         done(RENAMEFILE_OVERWRITE);
 103     }
 104 }
 105
 106 void RenameFileDialog::slotIgnorePressed()
 107 {
 108     if(mApplyAll && mApplyAll->isChecked()) {
 109         done(RENAMEFILE_IGNOREALL);
 110     } else {
 111         done(RENAMEFILE_IGNORE);
 112     }
 113 }
 114
 115 void RenameFileDialog::slotRenamePressed()
 116 {
 117     if(mNameEdit->text().isEmpty())
 118         return;
 119     done(RENAMEFILE_RENAME);
 120 }
 121
 122 void RenameFileDialog::slotApplyAllPressed()
 123 {
 124     const bool enabled(!mApplyAll->isChecked());
 125     mNameEdit->setEnabled(enabled);
 126     mSuggestNewName->setEnabled(enabled);
 127     mRename->setEnabled(enabled);
 128 }
 129
 130 void RenameFileDialog::slotSuggestNewNamePressed()
 131 {
 132     if (mNameEdit->text().isEmpty())
 133         return;
 134
 135     KUrl destDirectory(mUrl);
 136
 137     destDirectory.setPath(destDirectory.directory());
 138     mNameEdit->setText(suggestName(destDirectory, mNameEdit->text()));
 139 }
 140
 141 KUrl RenameFileDialog::newName() const
 142 {
 143     KUrl newDest(mUrl);
 144     QString fileName = mNameEdit->text();
 145
 146     newDest.setFileName(KIO::encodeFileName(fileName));
 147
 148     return newDest;
 149 }
 150
 151 QString RenameFileDialog::suggestName(const KUrl& baseURL, const QString& oldName)
 152 {
 153     QString dotSuffix, suggestedName;
 154     QString basename = oldName;
 155     const QChar spacer(' ');
 156
 157     //ignore dots at the beginning, that way "..aFile.tar.gz" will become "..aFile 1.tar.gz" instead of " 1..aFile.tar.gz"
 158     int index = basename.indexOf('.');
 159     int continous = 0;
 160     while (continous == index) {
 161         index = basename.indexOf('.', index + 1);
 162         ++continous;
 163     }
 164
 165     if (index != -1) {
 166         dotSuffix = basename.mid(index);
 167         basename.truncate(index);
 168     }
 169
 170     const int pos = basename.lastIndexOf(spacer);
 171
 172     if (pos != -1) {
 173         const QString tmp = basename.mid(pos + 1);
 174         bool ok;
 175         const int number = tmp.toInt(&ok);
 176
 177         if (!ok) {  // ok there is no number
 178             suggestedName = basename + spacer + '1' + dotSuffix;
 179         } else {
 180             // yes there's already a number behind the spacer so increment it by one
 181             basename.replace(pos + 1, tmp.length(), QString::number(number + 1));
 182             suggestedName = basename + dotSuffix;
 183         }
 184     } else // no spacer yet
 185         suggestedName = basename + spacer + '1' + dotSuffix ;
 186
 187     // Check if suggested name already exists
 188     bool exists = false;
 189     // TODO: network transparency. However, using NetAccess from a modal dialog
 190     // could be a problem, no? (given that it uses a modal widget itself....)
 191     if (baseURL.isLocalFile())
 192         exists = QFileInfo(baseURL.toLocalFile(KUrl::AddTrailingSlash) + suggestedName).exists();
 193
 194     if (!exists)
 195         return suggestedName;
 196     else // already exists -> recurse
 197         return suggestName(baseURL, suggestedName);
 198 }
 199
 200 #include "renamefiledialog.moc"
 201