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
  46 void ListWindow::addList(ListView *listView)
  47 {
  48     Trace t("ListWindow::addList");
  49     list = listView;
  50 #ifdef Q_WS_MAEMO_5
  51     list->installEventFilter(this);
  52     list->setMinimumHeight(list->contentsHeight());
  53     contentLayout->addWidget(list);
  54     connect(list->model(),
  55             SIGNAL(rowsInserted(const QModelIndex &, int, int)),
  56             this, SLOT(onModelChanged()));
  57     connect(list->model(),
  58             SIGNAL(rowsRemoved(const QModelIndex &, int, int)),
  59             this, SLOT(onModelChanged()));
  60 #else
  61     contentLayout->insertWidget(0, list);
  62 #endif
  63     connect(list->selectionModel(),
  64       SIGNAL(selectionChanged(const QItemSelection &, const QItemSelection &)),
  65       this,
  66       SLOT(onSelectionChanged(const QItemSelection &, const QItemSelection &)));
  67 }
  68
  69 void ListWindow::addAction(const QString &title, QObject *receiver,
  70                            const char *slot, const QString &iconPath,
  71                            QDialogButtonBox::ButtonRole role)
  72 {
  73     Trace t("ListWindow::addAction");
  74 #ifdef Q_WS_MAEMO_5
  75     Q_UNUSED(role);
  76     QPushButton *button = new QPushButton(QIcon(iconPath), title, this);
  77     contentLayout->addWidget(button);
  78     connect(button, SIGNAL(clicked()), receiver, slot);
  79 #elif defined(Q_OS_SYMBIAN)
  80     Q_UNUSED(role);
  81     QAction *action = new QAction(title, this);
  82     connect(action, SIGNAL(triggered()), receiver, slot);
  83     action->setSoftKeyRole(QAction::PositiveSoftKey);
  84     menuBar()->addAction(action);
  85 #else
  86     Q_UNUSED(iconPath);
  87     QPushButton *button = buttonBox->addButton(title, role);
  88     connect(button, SIGNAL(clicked()), receiver, slot);
  89 #endif // Q_WS_MAEMO_5
  90 }
  91
  92 void ListWindow::addItemAction(const QString &title, QObject *receiver,
  93                                const char *slot)
  94 {
  95     Trace t("ListWindow::addItemAction");
  96 #ifdef Q_WS_MAEMO
  97     popup->addAction(title, receiver, slot);
  98 #elif defined Q_OS_SYMBIAN
  99     QAction *action = new QAction(title, this);
 100     connect(action, SIGNAL(triggered()), receiver, slot);
 101     action->setSoftKeyRole(QAction::PositiveSoftKey);
 102     menuBar()->addAction(action);
 103     // FIXME: Add action to the list of item specific actions
 104 #else
 105     QPushButton *button =
 106             buttonBox->addButton(title, QDialogButtonBox::ActionRole);
 107     connect(button, SIGNAL(clicked()), receiver, slot);
 108     itemButtons.append(button);
 109     activateItemButtons();
 110 #endif // Q_WS_MAEMO_5
 111 }
 112
 113 #ifdef Q_WS_MAEMO_5
 114
 115 void ListWindow::closeEvent(QCloseEvent *event)
 116 {
 117     // Work around Maemo/Qt but: Menu items are not removed on close
 118     menuBar()->clear();
 119     event->accept();
 120 }
 121
 122 #endif // Q_WS_MAEMO_5
 123
 124 void ListWindow::onSelectionChanged(const QItemSelection &selected,
 125                                     const QItemSelection &deselected)
 126 {
 127     Q_UNUSED(selected);
 128     Q_UNUSED(deselected);
 129 #ifndef Q_WS_MAEMO_5
 130     activateItemButtons();
 131 #endif
 132 }
 133
 134 #ifndef Q_WS_MAEMO_5
 135
 136 void ListWindow::activateItemButtons()
 137 {
 138     bool enable = false;
 139     if (list) {
 140         enable = list->selectionModel()->hasSelection();
 141     }
 142     foreach (QPushButton *button, itemButtons) {
 143         button->setEnabled(enable);
 144     }
 145 }
 146
 147 #endif // ! Q_WS_MAEMO_5
 148
 149 #ifdef Q_WS_MAEMO_5
 150
 151 bool ListWindow::eventFilter(QObject *obj, QEvent *event)
 152 {
 153     if (event->type() == QEvent::ContextMenu) {
 154         qDebug() << "ListWindow::eventFiler: Received QEvent::ContextMenu";
 155         if (popup->actions().size()) {
 156             QMouseEvent *mouseEvent = static_cast<QMouseEvent*> (event);
 157             QPoint pos = mouseEvent->globalPos();
 158             pos.setX(pos.x() - 150);
 159             if (pos.x() < 0) {
 160                 pos.setX(0);
 161             }
 162             popup->exec(pos);
 163         }
 164         return true;
 165     } else {
 166         return QObject::eventFilter(obj, event);
 167     }
 168 }
 169
 170 void ListWindow::onModelChanged()
 171 {
 172     qDebug() << "ListWindow::onModelChanged";
 173     list->setMinimumHeight(list->contentsHeight());
 174 }
 175
 176 #endif // Q_WS_MAEMO_5
 177
 178 #ifdef Q_OS_SYMBIAN
 179
 180 void ListWindow::show()
 181 {
 182     foreach (QWidget *w, QApplication::allWidgets()) {
 183         w->setContextMenuPolicy(Qt::NoContextMenu);
 184     }
 185     showMaximized();
 186 }
 187
 188 #endif // Q_OS_SYMBIAN