git.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 #include "platform.h"
   7
   8 ListWindow::ListWindow(QWidget *parent): QMainWindow(parent), list(0)
   9 {
  10 #ifdef Q_WS_MAEMO_5
  11     setAttribute(Qt::WA_Maemo5StackedWindow, true);
  12     popup = new QMenu(this);
  13
  14     QScrollArea *scroller = new QScrollArea(this);
  15     setCentralWidget(scroller);
  16     scroller->setProperty("FingerScrollable", true);
  17     // scroller->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  18     // scroller->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  19     scroller->setFrameStyle(QFrame::NoFrame);
  20     scroller->show();
  21
  22     QWidget *content = new QWidget(scroller);
  23     contentLayout = new QVBoxLayout(content);
  24     contentLayout->setMargin(0);
  25     content->setLayout(contentLayout);
  26     content->show();
  27
  28     scroller->setWidget(content);
  29     scroller->setWidgetResizable(true);
  30 #else
  31     QFrame *frame = new QFrame(this);
  32     setCentralWidget(frame);
  33     contentLayout = new QHBoxLayout();
  34     frame->setLayout(contentLayout);
  35 #   ifdef Q_OS_SYMBIAN
  36     QAction *closeAction = new QAction(parent? tr("Back"): tr("Exit"), this);
  37     closeAction->setSoftKeyRole(QAction::NegativeSoftKey);
  38     connect(closeAction, SIGNAL(triggered()), this, SLOT(close()));
  39     QMainWindow::addAction(closeAction);
  40 #   else
  41     buttonBox = new QDialogButtonBox(Qt::Vertical, this);
  42     contentLayout->addWidget(buttonBox);
  43 #   endif // Q_OS_SYMBIAN
  44 #endif // Q_WS_MAEMO_5
  45
  46 #ifdef Q_WS_MAC
  47     addAction(tr("Close"), this, SLOT(close()), QString(),
  48               QDialogButtonBox::RejectRole);
  49 #endif // Q_WS_MAC
  50 }
  51
  52 void ListWindow::addList(ListView *listView)
  53 {
  54     Trace t("ListWindow::addList");
  55     list = listView;
  56 #ifdef Q_WS_MAEMO_5
  57     list->installEventFilter(this);
  58     list->setMinimumHeight(list->contentsHeight());
  59     contentLayout->addWidget(list);
  60     connect(list->model(),
  61             SIGNAL(rowsInserted(const QModelIndex &, int, int)),
  62             this, SLOT(onModelChanged()));
  63     connect(list->model(),
  64             SIGNAL(rowsRemoved(const QModelIndex &, int, int)),
  65             this, SLOT(onModelChanged()));
  66 #else
  67     contentLayout->insertWidget(0, list);
  68 #endif
  69     connect(list->selectionModel(),
  70       SIGNAL(selectionChanged(const QItemSelection &, const QItemSelection &)),
  71       this,
  72       SLOT(onSelectionChanged(const QItemSelection &, const QItemSelection &)));
  73 }
  74
  75 void ListWindow::addAction(const QString &title, QObject *receiver,
  76                            const char *slot, const QString &iconName,
  77                            QDialogButtonBox::ButtonRole role)
  78 {
  79     Trace t("ListWindow::addAction");
  80 #ifdef Q_WS_MAEMO_5
  81     Q_UNUSED(role);
  82     QPushButton *button =
  83             new QPushButton(QIcon(Platform::icon(iconName)), title, this);
  84     contentLayout->addWidget(button);
  85     connect(button, SIGNAL(clicked()), receiver, slot);
  86 #elif defined(Q_OS_SYMBIAN)
  87     Q_UNUSED(role);
  88     Q_UNUSED(iconName);
  89     QAction *action = new QAction(title, this);
  90     connect(action, SIGNAL(triggered()), receiver, slot);
  91     action->setSoftKeyRole(QAction::PositiveSoftKey);
  92     menuBar()->addAction(action);
  93 #else
  94     Q_UNUSED(iconName);
  95     QPushButton *button = buttonBox->addButton(title, role);
  96     connect(button, SIGNAL(clicked()), receiver, slot);
  97 #endif // Q_WS_MAEMO_5
  98 }
  99
 100 void ListWindow::addItemAction(const QString &title, QObject *receiver,
 101                                const char *slot)
 102 {
 103     Trace t("ListWindow::addItemAction");
 104 #ifdef Q_WS_MAEMO_5
 105     popup->addAction(title, receiver, slot);
 106 #elif defined Q_OS_SYMBIAN
 107     QAction *action = new QAction(title, this);
 108     connect(action, SIGNAL(triggered()), receiver, slot);
 109     action->setSoftKeyRole(QAction::PositiveSoftKey);
 110     menuBar()->addAction(action);
 111     // FIXME: Add action to the list of item specific actions
 112 #else
 113     QPushButton *button =
 114             buttonBox->addButton(title, QDialogButtonBox::ActionRole);
 115     connect(button, SIGNAL(clicked()), receiver, slot);
 116     itemButtons.append(button);
 117     activateItemButtons();
 118 #endif // Q_WS_MAEMO_5
 119 }
 120
 121 #ifdef Q_WS_MAEMO_5
 122
 123 void ListWindow::closeEvent(QCloseEvent *event)
 124 {
 125     // Work around Maemo/Qt but: Menu items are not removed on close
 126     menuBar()->clear();
 127     event->accept();
 128 }
 129
 130 #endif // Q_WS_MAEMO_5
 131
 132 void ListWindow::onSelectionChanged(const QItemSelection &selected,
 133                                     const QItemSelection &deselected)
 134 {
 135     Q_UNUSED(selected);
 136     Q_UNUSED(deselected);
 137 #ifndef Q_WS_MAEMO_5
 138     activateItemButtons();
 139 #endif
 140 }
 141
 142 #ifndef Q_WS_MAEMO_5
 143
 144 void ListWindow::activateItemButtons()
 145 {
 146     bool enable = false;
 147     if (list) {
 148         enable = list->selectionModel()->hasSelection();
 149     }
 150     foreach (QPushButton *button, itemButtons) {
 151         button->setEnabled(enable);
 152     }
 153 }
 154
 155 #endif // ! Q_WS_MAEMO_5
 156
 157 #ifdef Q_WS_MAEMO_5
 158
 159 bool ListWindow::eventFilter(QObject *obj, QEvent *event)
 160 {
 161     if (event->type() == QEvent::ContextMenu) {
 162         qDebug() << "ListWindow::eventFiler: Received QEvent::ContextMenu";
 163         if (popup->actions().size()) {
 164             QMouseEvent *mouseEvent = static_cast<QMouseEvent*> (event);
 165             QPoint pos = mouseEvent->globalPos();
 166             pos.setX(pos.x() - 150);
 167             if (pos.x() < 0) {
 168                 pos.setX(0);
 169             }
 170             popup->exec(pos);
 171         }
 172         return true;
 173     } else {
 174         return QObject::eventFilter(obj, event);
 175     }
 176 }
 177
 178 void ListWindow::onModelChanged()
 179 {
 180     qDebug() << "ListWindow::onModelChanged";
 181     list->setMinimumHeight(list->contentsHeight());
 182 }
 183
 184 #endif // Q_WS_MAEMO_5
 185
 186 #ifdef Q_OS_SYMBIAN
 187
 188 void ListWindow::show()
 189 {
 190     foreach (QWidget *w, QApplication::allWidgets()) {
 191         w->setContextMenuPolicy(Qt::NoContextMenu);
 192     }
 193     showMaximized();
 194 }
 195
 196 #endif // Q_OS_SYMBIAN