kget/ui/viewscontainer.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
   6    This program is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU General Public
   8    License as published by the Free Software Foundation; either
   9    version 2 of the License, or (at your option) any later version.
  10 */
  11
  12 #include "viewscontainer.h"
  13
  14 #include "core/kget.h"
  15 #include "core/plugin/transferfactory.h"
  16 #include "core/transferhandler.h"
  17 #include "core/transfertreeselectionmodel.h"
  18 #include "transfersview.h"
  19 #include "transfersviewdelegate.h"
  20 #include "transferdetails.h"
  21 #include "settings.h"
  22
  23 #include <klocale.h>
  24 #include <kiconloader.h>
  25 #include <kdebug.h>
  26 #include <kio/global.h>
  27 #include <KTitleWidget>
  28
  29 #include <QMenu>
  30 #include <QFrame>
  31 #include <QLabel>
  32
  33 TitleBar::TitleBar(QWidget * parent)
  34     : QWidget(parent)
  35 {
  36     m_titleWidget = new KTitleWidget(this);
  37
  38     QHBoxLayout *layout = new QHBoxLayout(this);
  39     layout->addWidget(m_titleWidget);
  40 }
  41
  42 void TitleBar::setTransfer(TransferHandler * transfer)
  43 {
  44     m_titleWidget->setText(i18n("Details for: %1", transfer->source().fileName()), Qt::AlignCenter);
  45 }
  46
  47 void TitleBar::setDownloadsWindow()
  48 {
  49     m_titleWidget->setText(i18n("All downloads"), Qt::AlignCenter);
  50 }
  51
  52 void TitleBar::setFinishedWindow()
  53 {
  54     m_titleWidget->setText(i18n("Finished downloads"), Qt::AlignCenter);
  55 }
  56
  57 ButtonBase::ButtonBase(QWidget * parent)
  58     : QToolButton(parent)
  59 {
  60     setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
  61     setAutoExclusive(true);
  62     setAutoRaise(false);
  63     setCheckable(true);
  64     setMinimumWidth(100);
  65     connect(this, SIGNAL(toggled(bool)), SLOT(slotToggled(bool)));
  66 }
  67
  68 void ButtonBase::slotToggled(bool checked)
  69 {
  70     kDebug(5001);
  71     if(checked)
  72     {
  73         emit activated();
  74     }
  75 }
  76
  77 TransfersButton::TransfersButton()
  78     : m_selectedTransfer(0)
  79 {
  80     setPopupMode(QToolButton::MenuButtonPopup);
  81
  82     m_menu = new QMenu(this);
  83     m_menu->setTitle(i18n("Transfers:"));
  84     setMenu(m_menu);
  85
  86     setEnabled(false);
  87
  88     connect(m_menu, SIGNAL(triggered(QAction *)),
  89             this,   SLOT(slotActionTriggered(QAction *)));
  90 }
  91
  92 void TransfersButton::addTransfer(TransferHandler * transfer)
  93 {
  94     QString filename = transfer->source().fileName();
  95
  96     QAction * action = m_menu->addAction(KIO::pixmapForUrl( transfer->source(), 0, KIconLoader::Desktop, 16 ), filename);
  97     m_transfersMap[action] = transfer;
  98
  99     if(!m_selectedTransfer)
 100     {
 101         m_selectedTransfer = transfer;
 102         setText(filename);
 103         setEnabled(true);
 104     }
 105 }
 106
 107 void TransfersButton::removeTransfer(TransferHandler * transfer)
 108 {
 109     QMap<QAction *, TransferHandler *>::iterator it = m_transfersMap.begin();
 110     while (it != m_transfersMap.end())
 111     {
 112         QMap<QAction *, TransferHandler *>::iterator prev = it;
 113         ++it;
 114         if (prev.value() == transfer)
 115         {
 116             prev.key()->deleteLater();
 117             m_transfersMap.erase(prev);
 118             //Delete the QAction
 119         }
 120     }
 121
 122     if(m_transfersMap.count() == 0)
 123     {
 124         setEnabled(false);
 125         setText(QString());
 126     }
 127     else
 128     {
 129         if(m_selectedTransfer == transfer)
 130         {
 131             m_selectedTransfer = m_transfersMap.begin().value();
 132             setText(m_selectedTransfer->source().fileName());
 133             if(isChecked())
 134                 emit selectedTransfer(m_selectedTransfer);
 135         }
 136     }
 137 }
 138
 139 void TransfersButton::setTransfer(TransferHandler * transfer)
 140 {
 141     m_selectedTransfer = transfer;
 142     setText(transfer->source().fileName());
 143     setIcon(KIO::pixmapForUrl( transfer->source(), 0, KIconLoader::Desktop, 16 ));
 144     setChecked(true);
 145 }
 146
 147 void TransfersButton::slotToggled(bool checked)
 148 {
 149     kDebug(5001);
 150     if(checked)
 151     {
 152         if(m_selectedTransfer)
 153             emit selectedTransfer(m_selectedTransfer);
 154     }
 155 }
 156
 157 void TransfersButton::slotActionTriggered(QAction * action)
 158 {
 159     kDebug(5001) << "Slot action triggered";
 160
 161     emit selectedTransfer(m_transfersMap[action]);
 162 }
 163
 164 ViewsContainer::ViewsContainer(QWidget * parent)
 165     : QWidget(parent)
 166 {
 167     //Bottom bar layout
 168     m_bottomBar = new QWidget(this);
 169     QVBoxLayout *bbVBox = new QVBoxLayout(m_bottomBar);
 170     bbVBox->setMargin(2);
 171     bbVBox->setSpacing(2);
 172
 173     QFrame * horizontalLine = new QFrame();
 174     horizontalLine->setFrameShape(QFrame::HLine);
 175     horizontalLine->setFrameShadow(QFrame::Sunken);
 176
 177     m_HLayout = new QHBoxLayout();
 178
 179     bbVBox->addWidget(horizontalLine);
 180     bbVBox->addSpacing(1);
 181     bbVBox->addLayout(m_HLayout);
 182
 183     m_bottomBar->setVisible(!Settings::showExpandableTransferDetails());
 184
 185     m_downloadsBt = new ButtonBase();
 186     m_downloadsBt->setText(i18n("Downloads"));
 187     m_downloadsBt->setIcon(SmallIcon("kget"));
 188     m_downloadsBt->setChecked(true);
 189
 190 //     m_finishedBt = new ButtonBase();
 191 //     m_finishedBt->setText(i18n("Old Mainview"));
 192 //     m_finishedBt->setIcon(SmallIcon("dialog-ok"));
 193
 194     m_transfersBt = new TransfersButton();
 195
 196     m_HLayout->addWidget(m_downloadsBt);
 197 //     m_HLayout->addWidget(m_finishedBt);
 198     m_HLayout->addStretch(1);
 199     m_HLayout->addWidget(new QLabel(i18n("Transfer details:"), this));
 200     m_HLayout->addWidget(m_transfersBt);
 201
 202     m_VLayout = new QVBoxLayout();
 203     m_VLayout->setSpacing(1);
 204     m_VLayout->setMargin(0);
 205     setLayout(m_VLayout);
 206
 207     m_titleBar = new TitleBar();
 208     m_titleBar->setVisible(!Settings::showExpandableTransferDetails());
 209     m_SLayout = new QStackedLayout();
 210
 211     m_VLayout->addWidget(m_titleBar);
 212     m_VLayout->addLayout(m_SLayout);
 213     m_VLayout->addWidget(m_bottomBar);
 214
 215     m_transfersView = new TransfersView();
 216     m_transfersViewDelegate = new TransfersViewDelegate(m_transfersView);
 217     m_transfersView->setItemDelegate(m_transfersViewDelegate);
 218     KGet::addTransferView(m_transfersView);
 219     m_transfersView->setSelectionModel(KGet::selectionModel());
 220     m_transfersView->setSelectionMode(QAbstractItemView::ExtendedSelection);
 221
 222     m_SLayout->addWidget(m_transfersView);
 223
 224     //This view hasn't been coded yet. For the moment,
 225     //I set it to the old MainView.
 226 //     m_finishedView = new MainView();
 227 //     m_finishedView = new QWidget();
 228 //     m_SLayout->addWidget(m_finishedView);
 229
 230     connect(m_downloadsBt, SIGNAL(activated()),
 231             this,          SLOT(showDownloadsWindow()));
 232 //     connect(m_finishedBt,  SIGNAL(activated()),
 233 //             this,          SLOT(showFinishedWindow()));
 234     connect(m_transfersBt, SIGNAL(selectedTransfer(TransferHandler *)),
 235             this,          SLOT(slotTransferSelected(TransferHandler *)));
 236
 237     showDownloadsWindow();
 238 }
 239
 240 void ViewsContainer::setExpandableDetails(bool show)
 241 {
 242     m_bottomBar->setVisible(!show);
 243     m_titleBar->setVisible(!show);
 244     if(show) {
 245         showDownloadsWindow();
 246     }
 247     else {
 248         m_transfersViewDelegate->closeExpandableDetails();
 249     }
 250 }
 251
 252 void ViewsContainer::showTransferDetails(TransferHandler * transfer)
 253 {
 254     if(Settings::showExpandableTransferDetails()) {
 255         m_transfersViewDelegate->itemActivated(m_transfersView->indexFromTransferHandler(transfer));
 256     }
 257     else {
 258         //First check if we already inserted this widget
 259         QMap<TransferHandler *, QWidget *>::iterator it;
 260         it = m_transfersMap.find(transfer);
 261
 262         if( it == m_transfersMap.end() )
 263         {
 264             //Create the transfer widget
 265             QWidget * widget = TransferDetails::detailsWidget(transfer);
 266
 267             //Add it to the m_transferItems list
 268             m_transfersMap[transfer] = widget;
 269             //Add the widget to the qstackedlayout
 270             m_SLayout->addWidget( widget );
 271             //Insert a new transfer in the m_transfersBt button
 272             m_transfersBt->addTransfer(transfer);
 273         }
 274
 275         //Select the new transfer
 276         slotTransferSelected(transfer);
 277     }
 278 }
 279
 280 void ViewsContainer::closeTransferDetails(TransferHandler * transfer)
 281 {
 282     if(Settings::showExpandableTransferDetails()) {
 283         m_transfersViewDelegate->closeExpandableDetails(m_transfersView->indexFromTransferHandler(transfer));
 284     }
 285     else {
 286         m_transfersBt->removeTransfer(transfer);
 287     }
 288     m_transfersMap.remove(transfer);
 289     showDownloadsWindow();
 290 }
 291
 292 void ViewsContainer::showDownloadsWindow()
 293 {
 294     kDebug(5001) << "ViewsContainer::showDownloadsWindow";
 295     m_SLayout->setCurrentWidget( m_transfersView );
 296
 297     //TitleBar update
 298     m_titleBar->setDownloadsWindow();
 299 }
 300
 301 void ViewsContainer::showFinishedWindow()
 302 {
 303     kDebug(5001) << "ViewsContainer::showFinishedWindow";
 304 //     m_SLayout->setCurrentWidget( m_finishedView );
 305
 306     //TitleBar update
 307     m_titleBar->setFinishedWindow();
 308 }
 309
 310 void ViewsContainer::slotTransferSelected(TransferHandler * transfer)
 311 {
 312     kDebug(5001) << "SlotTransferSelected";
 313
 314     m_SLayout->setCurrentWidget( m_transfersMap[transfer] );
 315
 316     //TitleBar update
 317     m_titleBar->setTransfer(transfer);
 318
 319     //TransfersButton update
 320     m_transfersBt->setTransfer(transfer);
 321 }
 322
 323 #include "viewscontainer.moc"