/*! \brief Populate the folders model.
*/
void populateFolders() {
WStandardItem *level1, *level2;
folderModel_->appendRow(level1 = createFolderItem("San Fransisco"));
level1->appendRow(level2 = createFolderItem("Investors", "sf-investors"));
level1->appendRow(level2 = createFolderItem("Fellows", "sf-fellows"));
folderModel_->appendRow(level1 = createFolderItem("Sophia Antipolis"));
level1->appendRow(level2 = createFolderItem("R&D", "sa-r_d"));
level1->appendRow(level2 = createFolderItem("Services", "sa-services"));
level1->appendRow(level2 = createFolderItem("Support", "sa-support"));
level1->appendRow(level2 = createFolderItem("Billing", "sa-billing"));
folderModel_->appendRow(level1 = createFolderItem("New York"));
level1->appendRow(level2 = createFolderItem("Marketing", "ny-marketing"));
level1->appendRow(level2 = createFolderItem("Sales", "ny-sales"));
level1->appendRow(level2 = createFolderItem("Advisors", "ny-advisors"));
folderModel_->appendRow(level1 = createFolderItem
(WString::fromUTF8("Frankfürt")));
level1->appendRow(level2 = createFolderItem("Sales", "frank-sales"));
folderModel_->setHeaderData(0, Horizontal,
boost::any(std::string("SandBox")));
}
/*! \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 *FormWidgets::wComboBox()
{
WContainerWidget *result = new WContainerWidget();
topic("WComboBox", result);
addText(tr("formwidgets-WComboBox"), result);
WComboBox *cb = new WComboBox(result);
cb->addItem("Heavy");
cb->addItem("Medium");
cb->addItem("Light");
cb->setCurrentIndex(1); // select 'Medium'
ed_->showSignal(cb->sactivated(), "Combo-box 1 activated: ");
addText(tr("formwidgets-WComboBox-model"), result);
addText(tr("formwidgets-WComboBox-style"), result);
WComboBox *colorCb = new WComboBox(result);
WStandardItemModel* model = new WStandardItemModel(colorCb);
model->insertColumns(0, 3);
addColorElement(model, "Red", "combo-red");
addColorElement(model, "Blue", "combo-blue");
addColorElement(model, "Green", "combo-green");
colorCb->setModel(model);
colorCb->setCurrentIndex(0); // select 'Red'
ed_->showSignal(colorCb->sactivated(), "Combo-box 2 activated: ");
return result;
}
void gdContainerBar::doCheck()
{
WStandardItemModel* model = dynamic_cast<WStandardItemModel*>(view()->model());
for (int row = 0; row < model->rowCount(); row++) {
WStandardItem* wsi = model->invisibleRootItem()->child(row, 0);
wsi->setChecked(m_pWCb->isChecked());
}
}
/*! \brief Populate the files model.
*
* Data (and headers) is read from the CSV file data/files.csv. We
* add icons to the first column, resolve the folder id to the
* actual folder name, and configure item flags, and parse date
* values.
*/
void populateFiles() {
fileModel_->invisibleRootItem()->setRowCount(0);
std::ifstream f((appRoot() + "data/files.csv").c_str());
if (!f)
throw std::runtime_error("Could not read: data/files.csv");
readFromCsv(f, fileModel_);
for (int i = 0; i < fileModel_->rowCount(); ++i) {
WStandardItem *item = fileModel_->item(i, 0);
item->setFlags(item->flags() | ItemIsDragEnabled);
item->setIcon("icons/file.gif");
std::string folderId = item->text().toUTF8();
item->setData(boost::any(folderId), UserRole);
item->setText(folderNameMap_[folderId]);
convertToDate(fileModel_->item(i, 4));
convertToDate(fileModel_->item(i, 5));
}
}
WStandardItemModel *TreeViewExample::createModel(bool useInternalPath,
WObject *parent)
{
/*
* Setup a model.
*
* We use the standard item model, which is a general model
* suitable for hierarchical (tree-like) data, but stores all data
* in memory.
*/
WStandardItemModel *result = new WStandardItemModel(0, 4, parent);
/*
* Headers ...
*/
result->setHeaderData(0, Horizontal, std::string("Places"));
result->setHeaderData(1, Horizontal, std::string("Weather"));
result->setHeaderData(2, Horizontal, std::string("Drink"));
result->setHeaderData(3, Horizontal, std::string("Visited"));
/*
* ... and data
*/
WStandardItem *continent, *country;
result->appendRow(continent = continentItem("Europe"));
continent->appendRow(country = countryItem("Belgium", "be"));
country->appendRow(cityItems("Brussels", Rain, "Beer", useInternalPath,
true));
country->appendRow(cityItems("Leuven", Rain, "Beer", useInternalPath, true));
continent->appendRow(country = countryItem("France", "fr"));
country->appendRow(cityItems("Paris", Cloud, "Wine", useInternalPath, true));
country->appendRow(cityItems("Bordeaux", SunCloud, "Bordeaux wine",
useInternalPath, false));
continent->appendRow(country = countryItem("Spain", "sp"));
country->appendRow(cityItems("Barcelona", Sun, "Cava", useInternalPath,
true));
country->appendRow(cityItems("Madrid", Sun, "San Miguel", useInternalPath,
false));
result->appendRow(continent = continentItem("Africa"));
continent->appendRow(country = countryItem("Morocco (المغرب)", "ma"));
country->appendRow(cityItems("Casablanca", Sun, "Tea", useInternalPath,
false));
return result;
}
ScatterPlotExample::ScatterPlotExample(WContainerWidget *parent):
WContainerWidget(parent)
{
new WText(WString::tr("scatter plot 2"), this);
WStandardItemModel *model = new WStandardItemModel(40, 2, this);
model->setItemPrototype(new NumericItem());
model->setHeaderData(0, WString("X"));
model->setHeaderData(1, WString("Y = sin(X)"));
for (unsigned i = 0; i < 40; ++i) {
double x = (static_cast<double>(i) - 20) / 4;
model->setData(i, 0, x);
model->setData(i, 1, sin(x));
}
/*
* Create the scatter plot.
*/
WCartesianChart *chart = new WCartesianChart(this);
chart->setModel(model); // set the model
chart->setXSeriesColumn(0); // set the column that holds the X data
chart->setLegendEnabled(true); // enable the legend
chart->setType(ScatterPlot); // set type to ScatterPlot
// Typically, for mathematical functions, you want the axes to cross
// at the 0 mark:
chart->axis(XAxis).setLocation(ZeroValue);
chart->axis(YAxis).setLocation(ZeroValue);
// Automatically layout chart (space for axes, legend, ...)
chart->setAutoLayoutEnabled();
// Add the curves
WDataSeries s(1, CurveSeries);
s.setShadow(WShadow(3, 3, WColor(0, 0, 0, 127), 3));
chart->addSeries(s);
chart->resize(800, 300); // WPaintedWidget must be given explicit size
chart->setMargin(10, Top | Bottom); // add margin vertically
chart->setMargin(WLength::Auto, Left | Right); // center horizontally
ChartConfig *config = new ChartConfig(chart, this);
config->setValueFill(ZeroValueFill);
}
WWidget *TreesTables::proxyModels()
{
WContainerWidget *result = new WContainerWidget();
topic("WAbstractProxyModel", "WSortFilterProxyModel", result);
addText(tr("mvc-proxymodels"), result);
WStandardItemModel* cocktails = new WStandardItemModel(result);
cocktails->appendRow(new WStandardItem("The Last WordLime Rickey"));
cocktails->appendRow(new WStandardItem("Gin pahit"));
cocktails->appendRow(new WStandardItem("Alexander"));
cocktails->appendRow(new WStandardItem("Montgomery"));
cocktails->appendRow(new WStandardItem("Gin Sour"));
cocktails->appendRow(new WStandardItem("Hanky-Panky"));
cocktails->appendRow(new WStandardItem("Gimlet"));
cocktails->appendRow(new WStandardItem("Chocolate Soldier"));
cocktails->appendRow(new WStandardItem("Joker"));
cocktails->appendRow(new WStandardItem("Mickey Slim"));
cocktails->appendRow(new WStandardItem("Long Island Iced Tea"));
cocktails->appendRow(new WStandardItem("Old Etonian"));
cocktails->appendRow(new WStandardItem("Lorraine"));
cocktails->appendRow(new WStandardItem("Bijou"));
cocktails->appendRow(new WStandardItem("Bronx"));
cocktails->appendRow(new WStandardItem("Gin and tonic"));
cocktails->appendRow(new WStandardItem("Pall Mall"));
cocktails->appendRow(new WStandardItem("Gin Fizz"));
cocktails->appendRow(new WStandardItem("French 75"));
cocktails->appendRow(new WStandardItem("Martini"));
cocktails->appendRow(new WStandardItem("Negroni"));
cocktails->appendRow(new WStandardItem("20th Century"));
cocktails->appendRow(new WStandardItem("My Fair Lady"));
cocktails->appendRow(new WStandardItem("Gibson"));
addText("<b>Filter regular expression: </b>", result);
regexpFilter = new WLineEdit(result);
regexpFilter->setText("Gi.*");
regexpFilter->enterPressed().
connect(this, &TreesTables::changeRegexp);
WPushButton *filter = new WPushButton("Apply", result);
filter->clicked().
connect(this, &TreesTables::changeRegexp);
std::vector<WAbstractItemModel*> models;
std::vector<WString> headers;
headers.push_back(WString("<b>Source:</b>"));
models.push_back(cocktails);
headers.push_back(WString("<b>Sorted proxy:</b>"));
WSortFilterProxyModel *sortedCocktails = new WSortFilterProxyModel(this);
sortedCocktails->setSourceModel(cocktails);
sortedCocktails->setDynamicSortFilter(true);
sortedCocktails->sort(0);
models.push_back(sortedCocktails);
headers.push_back(WString("<b>Filtered proxy:</b>"));
filteredCocktails = new WSortFilterProxyModel(this);
filteredCocktails->setSourceModel(cocktails);
filteredCocktails->setDynamicSortFilter(true);
filteredCocktails->setFilterKeyColumn(0);
filteredCocktails->setFilterRole(Wt::DisplayRole);
filteredCocktails->setFilterRegExp(regexpFilter->text());
models.push_back(filteredCocktails);
headers.push_back(WString("<b>Sorted and filtered proxy:</b>"));
filteredSortedCocktails = new WSortFilterProxyModel(this);
filteredSortedCocktails->setSourceModel(cocktails);
filteredSortedCocktails->setDynamicSortFilter(true);
filteredSortedCocktails->setFilterKeyColumn(0);
filteredSortedCocktails->setFilterRole(Wt::DisplayRole);
filteredSortedCocktails->setFilterRegExp(regexpFilter->text());
filteredSortedCocktails->sort(0);
models.push_back(filteredSortedCocktails);
WTable *layout = new WTable(result);
for (unsigned i = 0; i < headers.size(); ++i) {
layout->columnAt(i)->setWidth(WLength(25, WLength::Percentage));
layout->elementAt(0, i)->setPadding(4);
layout->elementAt(0, i)->setContentAlignment(AlignCenter);
addText(headers[i], layout->elementAt(0, i));
new WBreak(layout->elementAt(0, i));
WSelectionBox *view = new WSelectionBox(layout->elementAt(0, i));
view->setModel(models[i]);
view->setVerticalSize(cocktails->rowCount());
view->resize(WLength(90, WLength::Percentage), WLength::Auto);
}
return result;
}
PieExample::PieExample(WContainerWidget *parent):
WContainerWidget(parent)
{
new WText(WString::tr("pie chart"), this);
WStandardItemModel *model = new WStandardItemModel(this);
model->setItemPrototype(new NumericItem());
//headers
model->insertColumns(model->columnCount(), 2);
model->setHeaderData(0, WString("Item"));
model->setHeaderData(1, WString("Sales"));
//data
model->insertRows(model->rowCount(), 6);
int row = 0;
model->setData(row, 0, WString("Blueberry"));
model->setData(row, 1, 120);
// model->setData(row, 1, WString("Blueberry"), ToolTipRole);
row++;
model->setData(row, 0, WString("Cherry"));
model->setData(row, 1, 30);
row++;
model->setData(row, 0, WString("Apple"));
model->setData(row, 1, 260);
row++;
model->setData(row, 0, WString("Boston Cream"));
model->setData(row, 1, 160);
row++;
model->setData(row, 0, WString("Other"));
model->setData(row, 1, 40);
row++;
model->setData(row, 0, WString("Vanilla Cream"));
model->setData(row, 1, 120);
row++;
//set all items to be editable and selectable
for (int row = 0; row < model->rowCount(); ++row)
for (int col = 0; col < model->columnCount(); ++col)
model->item(row, col)->setFlags(ItemIsSelectable | ItemIsEditable);
WContainerWidget *w = new WContainerWidget(this);
WTableView* table = new WTableView(w);
table->setMargin(10, Top | Bottom);
table->setMargin(WLength::Auto, Left | Right);
table->setSortingEnabled(true);
table->setModel(model);
table->setColumnWidth(1, 100);
table->setRowHeight(22);
if (WApplication::instance()->environment().ajax()) {
table->resize(150 + 100 + 14, 20 + 6 * 22);
table->setEditTriggers(WAbstractItemView::SingleClicked);
} else {
table->resize(150 + 100 + 14, WLength::Auto);
table->setEditTriggers(WAbstractItemView::NoEditTrigger);
}
/*
* Create the pie chart.
*/
WPieChart *chart = new WPieChart(this);
chart->setModel(model); // set the model
chart->setLabelsColumn(0); // set the column that holds the labels
chart->setDataColumn(1); // set the column that holds the data
// configure location and type of labels
chart->setDisplayLabels(Outside | TextLabel | TextPercentage);
// enable a 3D and shadow effect
chart->setPerspectiveEnabled(true, 0.2);
chart->setShadowEnabled(true);
// explode the first item
chart->setExplode(0, 0.3);
chart->resize(800, 300); // WPaintedWidget must be given an explicit size
chart->setMargin(10, Top | Bottom); // add margin vertically
chart->setMargin(WLength::Auto, Left | Right); // center horizontally
}