vcs.maemo.org Git - dorian/blob - widgets/listwindow.cpp

   1 #include <QtGui>
   2
   3 #include "listwindow.h"
   4 #include "trace.h"
   5 #include "listview.h"
   6
   7 ListWindow::ListWindow(QWidget *parent): QMainWindow(parent), list(0)
   8 {
   9 #ifdef Q_WS_MAEMO_5
  10     setAttribute(Qt::WA_Maemo5StackedWindow, true);
  11     popup = new QMenu(this);
  12
  13     QScrollArea *scroller = new QScrollArea(this);
  14     setCentralWidget(scroller);
  15     scroller->setProperty("FingerScrollable", true);
  16     // scroller->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  17     // scroller->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  18     scroller->setFrameStyle(QFrame::NoFrame);
  19     scroller->show();
  20
  21     QWidget *content = new QWidget(scroller);
  22     contentLayout = new QVBoxLayout(content);
  23     contentLayout->setMargin(0);
  24     content->setLayout(contentLayout);
  25     content->show();
  26
  27     scroller->setWidget(content);
  28     scroller->setWidgetResizable(true);
  29 #else
  30     QFrame *frame = new QFrame(this);
  31     setCentralWidget(frame);
  32     contentLayout = new QHBoxLayout();
  33     frame->setLayout(contentLayout);
  34 #   ifdef Q_OS_SYMBIAN
  35     QAction *closeAction = new QAction(parent? tr("Back"): tr("Exit"), this);
  36     closeAction->setSoftKeyRole(QAction::NegativeSoftKey);
  37     connect(closeAction, SIGNAL(triggered()), this, SLOT(close()));
  38     QMainWindow::addAction(closeAction);
  39 #   else
  40     buttonBox = new QDialogButtonBox(Qt::Vertical, this);
  41     contentLayout->addWidget(buttonBox);
  42 #   endif // Q_OS_SYMBIAN
  43 #endif // Q_WS_MAEMO_5
  44
  45 #ifdef Q_WS_MAC
  46     addAction(tr("Close"), this, SLOT(close()), QString(),
  47               QDialogButtonBox::RejectRole);
  48 #endif // Q_WS_MAC
  49 }
  50
  51 void ListWindow::addList(ListView *listView)
  52 {
  53     Trace t("ListWindow::addList");
  54     list = listView;
  55 #ifdef Q_WS_MAEMO_5
  56     list->installEventFilter(this);
  57     list->setMinimumHeight(list->contentsHeight());
  58     contentLayout->addWidget(list);
  59     connect(list->model(),
  60             SIGNAL(rowsInserted(const QModelIndex &, int, int)),
  61             this, SLOT(onModelChanged()));
  62     connect(list->model(),
  63             SIGNAL(rowsRemoved(const QModelIndex &, int, int)),
  64             this, SLOT(onModelChanged()));
  65 #else
  66     contentLayout->insertWidget(0, list);
  67 #endif
  68     connect(list->selectionModel(),
  69       SIGNAL(selectionChanged(const QItemSelection &, const QItemSelection &)),
  70       this,
  71       SLOT(onSelectionChanged(const QItemSelection &, const QItemSelection &)));
  72 }
  73
  74 void ListWindow::addAction(const QString &title, QObject *receiver,
  75                            const char *slot, const QString &iconPath,
  76                            QDialogButtonBox::ButtonRole role)
  77 {
  78     Trace t("ListWindow::addAction");
  79 #ifdef Q_WS_MAEMO_5
  80     Q_UNUSED(role);
  81     QPushButton *button = new QPushButton(QIcon(iconPath), title, this);
  82     contentLayout->addWidget(button);
  83     connect(button, SIGNAL(clicked()), receiver, slot);
  84 #elif defined(Q_OS_SYMBIAN)
  85     Q_UNUSED(role);
  86     QAction *action = new QAction(title, this);
  87     connect(action, SIGNAL(triggered()), receiver, slot);
  88     action->setSoftKeyRole(QAction::PositiveSoftKey);
  89     menuBar()->addAction(action);
  90 #else
  91     Q_UNUSED(iconPath);
  92     QPushButton *button = buttonBox->addButton(title, role);
  93     connect(button, SIGNAL(clicked()), receiver, slot);
  94 #endif // Q_WS_MAEMO_5
  95 }
  96
  97 void ListWindow::addItemAction(const QString &title, QObject *receiver,
  98                                const char *slot)
  99 {
 100     Trace t("ListWindow::addItemAction");
 101 #ifdef Q_WS_MAEMO_5
 102     popup->addAction(title, receiver, slot);
 103 #elif defined Q_OS_SYMBIAN
 104     QAction *action = new QAction(title, this);
 105     connect(action, SIGNAL(triggered()), receiver, slot);
 106     action->setSoftKeyRole(QAction::PositiveSoftKey);
 107     menuBar()->addAction(action);
 108     // FIXME: Add action to the list of item specific actions
 109 #else
 110     QPushButton *button =
 111             buttonBox->addButton(title, QDialogButtonBox::ActionRole);
 112     connect(button, SIGNAL(clicked()), receiver, slot);
 113     itemButtons.append(button);
 114     activateItemButtons();
 115 #endif // Q_WS_MAEMO_5
 116 }
 117
 118 #ifdef Q_WS_MAEMO_5
 119
 120 void ListWindow::closeEvent(QCloseEvent *event)
 121 {
 122     // Work around Maemo/Qt but: Menu items are not removed on close
 123     menuBar()->clear();
 124     event->accept();
 125 }
 126
 127 #endif // Q_WS_MAEMO_5
 128
 129 void ListWindow::onSelectionChanged(const QItemSelection &selected,
 130                                     const QItemSelection &deselected)
 131 {
 132     Q_UNUSED(selected);
 133     Q_UNUSED(deselected);
 134 #ifndef Q_WS_MAEMO_5
 135     activateItemButtons();
 136 #endif
 137 }
 138
 139 #ifndef Q_WS_MAEMO_5
 140
 141 void ListWindow::activateItemButtons()
 142 {
 143     bool enable = false;
 144     if (list) {
 145         enable = list->selectionModel()->hasSelection();
 146     }
 147     foreach (QPushButton *button, itemButtons) {
 148         button->setEnabled(enable);
 149     }
 150 }
 151
 152 #endif // ! Q_WS_MAEMO_5
 153
 154 #ifdef Q_WS_MAEMO_5
 155
 156 bool ListWindow::eventFilter(QObject *obj, QEvent *event)
 157 {
 158     if (event->type() == QEvent::ContextMenu) {
 159         qDebug() << "ListWindow::eventFiler: Received QEvent::ContextMenu";
 160         if (popup->actions().size()) {
 161             QMouseEvent *mouseEvent = static_cast<QMouseEvent*> (event);
 162             QPoint pos = mouseEvent->globalPos();
 163             pos.setX(pos.x() - 150);
 164             if (pos.x() < 0) {
 165                 pos.setX(0);
 166             }
 167             popup->exec(pos);
 168         }
 169         return true;
 170     } else {
 171         return QObject::eventFilter(obj, event);
 172     }
 173 }
 174
 175 void ListWindow::onModelChanged()
 176 {
 177     qDebug() << "ListWindow::onModelChanged";
 178     list->setMinimumHeight(list->contentsHeight());
 179 }
 180
 181 #endif // Q_WS_MAEMO_5
 182
 183 #ifdef Q_OS_SYMBIAN
 184
 185 void ListWindow::show()
 186 {
 187     foreach (QWidget *w, QApplication::allWidgets()) {
 188         w->setContextMenuPolicy(Qt::NoContextMenu);
 189     }
 190     showMaximized();
 191 }
 192
 193 #endif // Q_OS_SYMBIAN