kget/conf/transfersgroupwidget.cpp

   1 /* This file is part of the KDE project
   2
   3    Copyright (C) 2005 Dario Massarin <nekkar@libero.it>
   4    Copyright (C) 2007 Urs Wolfer <uwolfer @ kde.org>
   5    Copyright (C) 2007 Javier Goday <jgoday @ gmail.com>
   6
   7    This program is free software; you can redistribute it and/or
   8    modify it under the terms of the GNU General Public
   9    License as published by the Free Software Foundation; either
  10    version 2 of the License, or (at your option) any later version.
  11 */
  12
  13 #include "transfersgroupwidget.h"
  14
  15 #include "core/kget.h"
  16 #include "core/transfergrouphandler.h"
  17 #include "core/transfertreeselectionmodel.h"
  18
  19 #include <KMessageBox>
  20 #include <KIconButton>
  21
  22 #include <QTreeView>
  23 #include <QHBoxLayout>
  24 #include <QPushButton>
  25 #include <QHeaderView>
  26 #include <QTimer>
  27 #include <QAction>
  28
  29 TransfersGroupDelegate::TransfersGroupDelegate(QObject * parent)
  30     : QStyledItemDelegate(parent)
  31 {
  32
  33 }
  34
  35 QWidget * TransfersGroupDelegate::createEditor(QWidget * parent, const QStyleOptionViewItem & option,
  36                                                 const QModelIndex & index) const
  37 {
  38     Q_UNUSED(option);
  39     return new GroupEditor(index, index.model()->data(index, Qt::DisplayRole).toString(), parent);
  40 }
  41
  42 TransfersGroupTree::TransfersGroupTree(QWidget *parent)
  43     : QTreeView(parent)
  44 {
  45     setItemDelegate(new TransfersGroupDelegate(this));
  46
  47     setRootIsDecorated(false);
  48     setAlternatingRowColors(true);
  49     setSelectionMode(QAbstractItemView::SingleSelection);
  50
  51     KGet::addTransferView(this);
  52
  53     // hide the size, speed, percent and status columns
  54     header()->hideSection(1);
  55     header()->hideSection(2);
  56     header()->hideSection(3);
  57     header()->hideSection(4);
  58     header()->hideSection(5);
  59
  60     setItemsExpandable(false);
  61     setSelectionModel((QItemSelectionModel *) KGet::selectionModel());
  62 }
  63
  64 void TransfersGroupTree::commitData(QWidget *editor)
  65 {
  66     GroupEditor * groupEditor = static_cast<GroupEditor *>(editor);
  67
  68     if(groupEditor->groupIndex() != currentIndex())
  69         return;
  70
  71     if (groupEditor->text().isEmpty())
  72     {
  73         KMessageBox::error( this, i18n("The group name is empty"), i18n("A group can not have an empty name\nPlease select a new one") );
  74         QTimer::singleShot( 0, this, SLOT(editCurrent()) );
  75         return;
  76     }
  77     else
  78     {
  79         foreach(const QString &groupName, KGet::transferGroupNames())
  80         {
  81             if(groupName == groupEditor->text() &&
  82                groupName != ((TransferGroupHandler *) currentIndex().internalPointer())->name() )
  83             {
  84                 KMessageBox::error( this, i18n("Group name already in use"), i18n("Another group with this name already exists\nPlease select a different name") );
  85                 QTimer::singleShot( 0, this, SLOT(editCurrent()) );
  86                 return;
  87             }
  88         }
  89
  90         KGet::renameGroup(model()->data(currentIndex()).toString(), groupEditor->text());
  91         setCurrentIndex(QModelIndex());
  92     }
  93 }
  94
  95 void TransfersGroupTree::editCurrent()
  96 {
  97     QTreeView::edit(currentIndex());
  98 }
  99
 100 void TransfersGroupTree::addGroup()
 101 {
 102     QString groupName(i18n("New Group"));
 103     int i=0;
 104
 105     while(KGet::transferGroupNames().contains(groupName))
 106     {
 107         groupName = i18n("New Group") + QString::number(++i);
 108     }
 109
 110     if (KGet::addGroup(groupName)) {
 111         QModelIndex index = model()->index(model()->rowCount() - 1, 0);
 112         setCurrentIndex(index);
 113         editCurrent();
 114     }
 115 }
 116
 117 void TransfersGroupTree::deleteSelectedGroup()
 118 {
 119     QItemSelectionModel *selModel = selectionModel();
 120     QAbstractItemModel *dataModel = model();
 121
 122     QModelIndexList indexList = selModel->selectedRows();
 123
 124     foreach(const QModelIndex &index, indexList)
 125     {
 126         QString groupName = dataModel->data(index, Qt::DisplayRole).toString();
 127
 128         if(groupName == i18n("My Downloads"))
 129         {
 130             KMessageBox::sorry(this, i18n("You can not delete this group!"));
 131             continue;
 132         }
 133
 134         if(KMessageBox::questionYesNoCancel(this,
 135                                             i18n("Are you sure that you want to remove\n"
 136                                                  "the group named %1?", groupName)) == KMessageBox::Yes)
 137             KGet::delGroup(groupName);
 138     }
 139 }
 140
 141 void TransfersGroupTree::renameSelectedGroup()
 142 {
 143     if(currentIndex().isValid())
 144         editCurrent();
 145 }
 146
 147 void TransfersGroupTree::changeIcon(const QString &icon)
 148 {
 149     kDebug(5001);
 150     TransferTreeSelectionModel *selModel = KGet::selectionModel();
 151
 152     QModelIndexList indexList = selModel->selectedRows();
 153
 154     if (!icon.isEmpty())
 155     {
 156         foreach (TransferGroupHandler *group, KGet::selectedTransferGroups())
 157         {
 158             group->setIconName(icon);
 159         }
 160     }
 161     emit dataChanged(indexList.first(),indexList.last());
 162 }
 163
 164
 165 TransfersGroupWidget::TransfersGroupWidget(QWidget *parent)
 166     : QVBoxLayout()
 167 {
 168     m_view = new TransfersGroupTree(parent);
 169
 170     addButton = new QPushButton(i18n("Add"));
 171     addButton->setIcon(KIcon("list-add"));
 172     deleteButton = new QPushButton(i18n("Delete"));
 173     deleteButton->setIcon(KIcon("list-remove"));
 174     deleteButton->setEnabled(false);
 175     renameButton = new QPushButton(i18n("Rename"));
 176     renameButton->setIcon(KIcon("edit-rename"));
 177     renameButton->setEnabled(false);
 178     iconButton = new KIconButton(dynamic_cast<QWidget*>(this));
 179     iconButton->setIconSize(32);
 180     iconButton->setButtonIconSize(16);
 181     iconButton->setText(i18n("Select Icon"));
 182     iconButton->setIcon(KIcon("preferences-desktop-icons"));
 183     configureButton = new QPushButton(i18n("Configure..."));
 184     configureButton->setIcon(KGet::actionCollection()->action("transfer_group_settings")->icon());
 185
 186     QHBoxLayout *buttonsLayout = new QHBoxLayout();
 187     buttonsLayout->addWidget(addButton);
 188     buttonsLayout->addWidget(renameButton);
 189     buttonsLayout->addWidget(deleteButton);
 190     buttonsLayout->addWidget(iconButton);
 191     buttonsLayout->addWidget(configureButton);
 192
 193     addWidget(m_view);
 194     addLayout(buttonsLayout);
 195
 196     connect(addButton, SIGNAL(clicked()), m_view, SLOT(addGroup()));
 197     connect(deleteButton, SIGNAL(clicked()), m_view, SLOT(deleteSelectedGroup()));
 198     connect(renameButton, SIGNAL(clicked()), m_view, SLOT(renameSelectedGroup()));
 199     connect(iconButton, SIGNAL(iconChanged(const QString &)), m_view, SLOT(changeIcon(const QString &)));
 200     connect(configureButton, SIGNAL(clicked()), KGet::actionCollection()->action("transfer_group_settings"), SLOT(trigger()));
 201     connect(m_view->selectionModel(), SIGNAL(selectionChanged(const QItemSelection &, const QItemSelection &)),
 202                 this, SLOT(slotSelectionChanged(const QItemSelection &, const QItemSelection &)));
 203 }
 204
 205 void TransfersGroupWidget::slotSelectionChanged(const QItemSelection &newSelection,
 206                     const QItemSelection &oldSelection)
 207 {
 208     Q_UNUSED(oldSelection)
 209
 210     bool canDelete = true;
 211
 212     foreach(const QModelIndex &index, newSelection.indexes()) {
 213         if(index.row() == 0) {
 214             canDelete = false;
 215         }
 216     }
 217
 218     renameButton->setEnabled(canDelete);
 219     deleteButton->setEnabled(canDelete);
 220 }