C++ WContainerWidget类代码示例

boost::any WItemDelegate::editState(WWidget *editor) const
{
  WContainerWidget *w = dynamic_cast<WContainerWidget *>(editor);
  WLineEdit *lineEdit = dynamic_cast<WLineEdit *>(w->widget(0));

  return boost::any(lineEdit->text());
}

About::About() {
	WContainerWidget *cw = new 	WContainerWidget();
	
	cw->addWidget(new WBreak());
	cw->addWidget(new WBreak());

	
	this->addWidget(cw);
Wt::WContainerWidget *j = new Wt::WContainerWidget(this);
 j->resize(WLength::Auto, 200);

Wt::WGridLayout *lay = new Wt::WGridLayout();
store="<p>jonny jonny yes papa," 
      " Eating sugar no papa "
      "Telling lie, no papa " 
      "Open your mouth .</p>haha. ";


//lay->addWidget(new Wt::WText("this site is made by parvinder rajput. \n who are pursuing is b.tech from gndec ludhiana."),0,0);
// lay->addWidget(new Wt::WText("this is dean of consultancy cell"), 0, 2);
 //lay->addWidget(new Wt::WText("Hello"), 0, 0);
 
//lay->addWidget(new Wt::WImage("/images/Footer.jpg"), 0,0);
lay->addWidget(new Wt::WText(store ), 0,3);
lay->addWidget(new Wt::WImage("/images/jj.jpg"), 0,0);
lay->addWidget(new Wt::WImage("/images/uu.gif"), 0,2);
j->setLayout(lay); 
}

DragExample::DragExample(WContainerWidget *parent):
  WContainerWidget(parent)
{
  new WText("<p>Help these people with their decision by dragging one of "
	    "the pills.</p>", this);

  if (!wApp->environment().javaScript()) {
    new WText("<i>This examples requires that javascript support is "
	      "enabled.</i>", this);
  }

  WContainerWidget *pills = new WContainerWidget(this);
  pills->setContentAlignment(AlignCenter);

  createDragImage("icons/blue-pill.jpg",
		  "icons/blue-pill-small.png",
		  "blue-pill", pills);
  createDragImage("icons/red-pill.jpg",
		  "icons/red-pill-small.png",
		  "red-pill", pills);

  WContainerWidget *dropSites = new WContainerWidget(this);

  new Character("Neo", dropSites);
  new Character("Morpheus", dropSites);
  new Character("Trinity", dropSites);

}

gdWColorDialog::gdWColorDialog(WString title, gdWColorDialogData* refData)
    : gdWDialog(title, refData), m_refData(refData), m_pColorTable(0)
{
    if ( WString::tr("byObjectStyleSheet").narrow() == "true" )
        wApp->useStyleSheet(wApp->theme()->resourcesUrl() + "gdwtcore/Css/gdWColorDialog.css");
    wApp->messageResourceBundle().use(wApp->docRoot() + wApp->resourcesUrl() + "/gdwtcore/Transl/gdWColorDialog");
    addStyleClass("gdWColorDialog");
    m_refData->saveDataCallback = boost::bind(&gdWColorDialog::saveData, boost::ref(*this), m_refData);
    WContainerWidget* content = getContent();
    int row    = 0;
    int column = 0;
    m_pColorTable = new WTable(content);
    m_pColorTable->addStyleClass("gdWColorTable");
    for (int red = 255; red > -1; red -= 51) {
        for (int green = 255, column = 0; green > -1; green -= 51) {
            for (int blue = 255; blue > -1; blue -= 51) {
                addColor(m_pColorTable->elementAt(row, column), WColor(red, green, blue));
                column++;
            }
            if ( green == 153 ) {
                row++;
                column = 0;
            }
        }
        row++;
    }
    content->addWidget(m_pColorTable);
    content->addWidget(new WBreak());
    m_pText = new WText();
    setColor(m_refData->m_color);
    content->addWidget(m_pText);
    resize(400, 450);
}

void WItemDelegate::setEditState(WWidget *editor, const boost::any& value) const
{
  WContainerWidget *w = dynamic_cast<WContainerWidget *>(editor);
  WLineEdit *lineEdit = dynamic_cast<WLineEdit *>(w->widget(0));

  lineEdit->setText(boost::any_cast<WT_USTRING>(value));
}

void WTabWidget::create(WFlags<AlignmentFlag> layoutAlignment)
{
  setImplementation(layout_ = new WContainerWidget());

  WT_DEBUG( setObjectName("WTabWidget") );

  menu_ = new WMenu(new WStackedWidget(), Horizontal);
  menu_->setRenderAsList(true);

  WContainerWidget *menuDiv = new WContainerWidget();
  menuDiv->setStyleClass("Wt-tabs");
  menuDiv->addWidget(menu_);

  layout_->addWidget(menuDiv);
  layout_->addWidget(menu_->contentsStack());

  setJavaScriptMember
    (WT_RESIZE_JS, std::string() +
     "function(self, w, h) {"
     """self.style.height= h + 'px';"
     """var c = self.firstChild;"
     """var t = self.lastChild;"
     """h -= c.offsetHeight + " WT_CLASS ".px(c, 'marginTop') "
     ""   "+ " WT_CLASS ".px(c, 'marginBottom');"
     """if (h > 0)"
     ""  "t." + WT_RESIZE_JS + "(t, w, h);"
     "};");

  menu_->itemSelected().connect(this, &WTabWidget::onItemSelected);
  menu_->itemClosed().connect(this, &WTabWidget::onItemClosed);
}

mapboxApplication::mapboxApplication(const WEnvironment & env) : WApplication(env)
{
  if (appRoot().empty()) {
    std::cerr << "!!!!!!!!!!" << std::endl
      << "!! Warning: read the README.md file for hints on deployment,"
      << " the approot looks suspect!" << std::endl
      << "!!!!!!!!!!" << std::endl;
  }

  setTheme(new WBootstrapTheme());
  this->useStyleSheet(WLink("wtMapExample.css"));

  setTitle("Mapbox Examples");

  WContainerWidget * mainContent = new WContainerWidget(root());
  mainContent->setStyleClass("examplemap");
  map = new MapBox::Map(mainContent, true);
  map->setMapStyle(MapBox::MAPSTYLE::Streets);
  map->zoom(14).center(MapBox::Coordinate(51.515823, -0.124331));

  // add all controls
  // map->addNavigationControl();
  // map->addGeoLocateControl();
  // map->addGeoCoderControl();

  menuBar = new MenuBar(root());

}

void FlexLayoutImpl::update()
{
  WContainerWidget *c = container();

  if (c)
    c->layoutChanged(false);
}

void WWidgetItem::setParentWidget(WWidget *parent)
{
  if (!widget_)
    return;

  if (parent) {
    WContainerWidget *pc = dynamic_cast<WContainerWidget *>(parent);

    if (widget_->parent()) {
      if (widget_->parent() != pc)
	throw WException("Cannot move a WWidgetItem to another container");
    } else
      pc->widgetAdded(widget_.get());

    bool flexLayout = dynamic_cast<FlexLayoutImpl *>
      (parentLayout_->impl()) != 0;

    if (flexLayout)
      impl_ = cpp14::make_unique<FlexItemImpl>(this);
    else
      impl_ = cpp14::make_unique<StdWidgetItemImpl>(this);
  } else {
    WContainerWidget *pc = dynamic_cast<WContainerWidget *>(widget_->parent());

    if (pc)
      pc->widgetRemoved(widget_.get(), true);

    impl_.reset();
  }
}

WWidget *WToolBar::widget(int index) const
{
  if (compact_)
    return impl_->widget(index);
  else {
    int current = 0;
    for (int i = 0; i < impl_->count(); ++i) {
      WWidget *w = impl_->widget(i);

      if (dynamic_cast<WSplitButton *>(w)) {
	if (index == current)
	  return w;
	++current;
      } else {
	WContainerWidget *group = dynamic_cast<WContainerWidget *>(w);

	if (index < current + group->count())
	  return group->widget(index - current);

	current += group->count();
      }
    }

    return 0;
  }
}

WWidget *ProductMenuItem::createItemWidget()
{        
    //<div class="collection" style="background: url(productimages/QEES_Dimmer_billed_tekst_01_thumb.jpg) no-repeat;">
    WAnchor *result = new WAnchor();    
    WContainerWidget *collection = new WContainerWidget(result);
    result->mouseWentOver().connect(SLOT(this, ProductMenuItem::_mouseWentOver));
    result->mouseWentOut().connect(SLOT(this, ProductMenuItem::_mouseWentOut));

    collection->setStyleClass("collection");
    WString imageName = _product->imageThumbName("var/www/", "resources/images/productimages/");
    collection->decorationStyle().setBackgroundImage(imageName.toUTF8());

    _faderInvisible = new WContainerWidget(collection);
    _faderInvisible->setStyleClass("fader invisible");

    WContainerWidget *faderInvisible2 = new WContainerWidget(_faderInvisible);
    new WText(_description(), faderInvisible2);

    // @todo: Add this? Change picutre
    // <!--<div class="sale_label"></div>-->
    //WContainerWidget *salesLabel = new WContainerWidget(collection);
    //salesLabel->setStyleClass("sale_label");

    // @todo: Add this? Change picutre
    // <!--<div class="sale_label"></div>-->
    //WContainerWidget *offerLabel = new WContainerWidget(collection);
    //offerLabel->setStyleClass("offer_label");

  return result;
}

void WSuggestionPopup::modelDataChanged(const WModelIndex& topLeft,
					const WModelIndex& bottomRight)
{
  if (topLeft.parent().isValid())
    return;

  if (modelColumn_ < topLeft.column() || modelColumn_ > bottomRight.column())
    return;

  for (int i = topLeft.row(); i <= bottomRight.row(); ++i) {
    WContainerWidget *w = dynamic_cast<WContainerWidget *>(impl_->widget(i));
    WAnchor *anchor = dynamic_cast<WAnchor *>(w->widget(0));
    WText *value = dynamic_cast<WText *>(anchor->widget(0));

    WModelIndex index = model_->index(i, modelColumn_);

    boost::any d = index.data();
    value->setText(asString(d));

    TextFormat format = index.flags() & ItemIsXHTMLText ? XHTMLText : PlainText;
    value->setTextFormat(format);

    boost::any d2 = model_->data(i, modelColumn_, UserRole);
    if (d2.empty())
      d2 = d;

    value->setAttributeValue("sug", asString(d2));
  }
}

  /*! \brief Setup the user interface.
   */
  void createUI() {
    WContainerWidget *w = root();
    w->setStyleClass("maindiv");

    /*
     * The main layout is a 3x2 grid layout.
     */
    WGridLayout *layout = new WGridLayout();
    layout->addWidget(createTitle("Folders"), 0, 0);
    layout->addWidget(createTitle("Files"), 0, 1);
    layout->addWidget(folderView(), 1, 0);
    layout->setColumnResizable(0);

    // select the first folder
    folderView_->select(folderModel_->index(0, 0, folderModel_->index(0, 0)));

    WVBoxLayout *vbox = new WVBoxLayout();
    vbox->addWidget(fileView(), 1);
    vbox->addWidget(pieChart(), 1);
    vbox->setResizable(0);

    layout->addLayout(vbox, 1, 1);

    layout->addWidget(aboutDisplay(), 2, 0, 1, 2);

    /*
     * Let row 1 and column 1 take the excess space.
     */
    layout->setRowStretch(1, 1);
    layout->setColumnStretch(1, 1);

    w->setLayout(layout);
  }

WWidget *StyleLayout::wGridLayout()
{
  WContainerWidget *result = new WContainerWidget();
  topic("WGridLayout", result);

  addText(tr("layout-WGridLayout"), result);

  WContainerWidget *container;

  container = new WContainerWidget(result);
  container->resize(WLength::Auto, 400);
  container->setStyleClass("yellow-box");
  WGridLayout *grid = new WGridLayout();
  container->setLayout(grid);

  for (int row = 0; row < 3; ++row) {
    for (int column = 0; column < 4; ++column) {
      WText *t = addText(tr("grid-item").arg(row).arg(column));
      if (row == 1 || column == 1 || column == 2)
	t->setStyleClass("blue-box");
      else
	t->setStyleClass("green-box");
      grid->addWidget(t, row, column);
    }
  }

  grid->setRowStretch(1, 1);
  grid->setColumnStretch(1, 1);
  grid->setColumnStretch(2, 1);

  return result;
}

  /*! \brief Creates the chart.
   */
  WWidget *pieChart() {
    using namespace Chart;

    WPieChart *chart = new WPieChart();
    chart->setModel(fileFilterModel_);
    chart->setTitle("File sizes");

    chart->setLabelsColumn(1); // Name
    chart->setDataColumn(3);   // Size

    chart->setPerspectiveEnabled(true, 0.2);
    chart->setDisplayLabels(Outside | TextLabel);

    if (!WApplication::instance()->environment().ajax()) {
      chart->resize(500, 200);
      chart->setMargin(WLength::Auto, Left | Right);
      WContainerWidget *w = new WContainerWidget();
      w->addWidget(chart);
      w->setStyleClass("about");
      return w;
    } else {
      chart->setStyleClass("about");
      return chart;
    }
  }