FileEditDialog Class Reference

A dialog for editing a 'file'. More...

Inheritance diagram for FileEditDialog:

Public Member Functions
	FileEditDialog (WAbstractItemModel *model, const WModelIndex &item)
Public Member Functions inherited from Wt::WDialog
	WDialog (WObject *parent=0)
	WDialog (const WString &windowTitle, WObject *parent=0)
	~WDialog ()
void	setWindowTitle (const WString &title)
WString	windowTitle () const
void	setCaption (const WString &caption)
WString	caption () const
void	setTitleBarEnabled (bool enabled)
bool	isTitleBarEnabled () const
WContainerWidget *	titleBar () const
WContainerWidget *	contents () const
WContainerWidget *	footer () const
DialogCode	exec (const WAnimation &animation=WAnimation())
virtual void	done (DialogCode r)
virtual void	accept ()
virtual void	reject ()
void	rejectWhenEscapePressed ()
Signal< DialogCode > &	finished ()
DialogCode	result () const
void	setModal (bool modal)
bool	isModal () const
void	setResizable (bool resizable)
bool	resizable () const
void	setClosable (bool closable)
bool	closable () const
virtual void	setHidden (bool hidden, const WAnimation &animation=WAnimation())
virtual void	positionAt (const WWidget *widget, Orientation orientation=Vertical)
virtual void	setMinimumSize (const WLength &width, const WLength &height)
virtual void	setMaximumSize (const WLength &width, const WLength &height)
	WPopupWidget (WWidget *impl, WObject *parent=0)
virtual	~WPopupWidget ()
void	setAnchorWidget (WWidget *widget, Orientation orientation=Vertical)
Orientation	orientation () const
void	setTransient (bool transient, int autoHideDelay=0)
bool	isTransient () const
int	autoHideDelay () const
Signal &	hidden ()
Signal &	shown ()

Private Member Functions
void	handleFinish (DialogCode result)

Private Attributes
WAbstractItemModel *	model_
WModelIndex	item_
WLineEdit *	nameEdit_
WLineEdit *	sizeEdit_
WComboBox *	typeEdit_
WDatePicker *	createdPicker_
WDatePicker *	modifiedPicker_

Additional Inherited Members
Public Types inherited from Wt::WDialog
enum	DialogCode
Public Attributes inherited from Wt::WDialog
	Rejected
	Accepted
Protected Member Functions inherited from Wt::WDialog
void	render (WFlags< RenderFlag > flags)

Detailed Description

A dialog for editing a 'file'.

Definition at line 78 of file TreeViewDragDrop.C.

Constructor & Destructor Documentation

FileEditDialog::FileEditDialog ( WAbstractItemModel *  model, const WModelIndex &  item  )

inline

Definition at line 81 of file TreeViewDragDrop.C.

    : WDialog("Edit..."),
      model_(model),
      item_(item)
  {
    int modelRow = item_.row();

    resize(300, WLength::Auto);

    /*
     * Create the form widgets, and load them with data from the model.
     */

    // name
    nameEdit_ = new WLineEdit(asString(model_->data(modelRow, 1)));

    // type
    typeEdit_ = new WComboBox();
    typeEdit_->addItem("Document");
    typeEdit_->addItem("Spreadsheet");
    typeEdit_->addItem("Presentation");
    typeEdit_->setCurrentIndex
      (typeEdit_->findText(asString(model_->data(modelRow, 2))));

    // size
    sizeEdit_ = new WLineEdit(asString(model_->data(modelRow, 3)));
    sizeEdit_->setValidator
      (new WIntValidator(0, std::numeric_limits<int>::max(), this));

    // created
    createdPicker_ = new WDatePicker();
    createdPicker_->lineEdit()->validator()->setMandatory(true);
    createdPicker_->setFormat(FileModel::dateEditFormat);
    createdPicker_->setDate(boost::any_cast<WDate>(model_->data(modelRow, 4)));

    // modified
    modifiedPicker_ = new WDatePicker();
    modifiedPicker_->lineEdit()->validator()->setMandatory(true);
    modifiedPicker_->setFormat(FileModel::dateEditFormat);
    modifiedPicker_->setDate(boost::any_cast<WDate>(model_->data(modelRow, 5)));

    /*
     * Use a grid layout for the labels and fields
     */
    WGridLayout *layout = new WGridLayout();

    WLabel *l;
    int row = 0;

    layout->addWidget(l = new WLabel("Name:"), row, 0);
    layout->addWidget(nameEdit_, row, 1);
    l->setBuddy(nameEdit_);
    ++row;

    layout->addWidget(l = new WLabel("Type:"), row, 0);
    layout->addWidget(typeEdit_, row, 1);
    l->setBuddy(typeEdit_);
    ++row;

    layout->addWidget(l = new WLabel("Size:"), row, 0);
    layout->addWidget(sizeEdit_, row, 1);
    l->setBuddy(sizeEdit_);
    ++row;

    layout->addWidget(l = new WLabel("Created:"), row, 0);
    layout->addWidget(createdPicker_->lineEdit(), row, 1);
    layout->addWidget(createdPicker_, row, 2);
    l->setBuddy(createdPicker_->lineEdit());
    ++row;

    layout->addWidget(l = new WLabel("Modified:"), row, 0);
    layout->addWidget(modifiedPicker_->lineEdit(), row, 1);
    layout->addWidget(modifiedPicker_, row, 2);
    l->setBuddy(modifiedPicker_->lineEdit());
    ++row;

    WPushButton *b;
    WContainerWidget *buttons = new WContainerWidget();
    buttons->addWidget(b = new WPushButton("Save"));
    b->clicked().connect(this, &WDialog::accept);
    contents()->enterPressed().connect(this, &WDialog::accept);
    buttons->addWidget(b = new WPushButton("Cancel"));
    b->clicked().connect(this, &WDialog::reject);

    /*
     * Focus the form widget that corresonds to the selected item.
     */
    switch (item.column()) {
    case 2:
      typeEdit_->setFocus(); break;
    case 3:
      sizeEdit_->setFocus(); break;
    case 4:
      createdPicker_->lineEdit()->setFocus(); break;
    case 5:
      modifiedPicker_->lineEdit()->setFocus(); break;
    default:
      nameEdit_->setFocus(); break;
    }

    layout->addWidget(buttons, row, 0, 0, 3, AlignCenter);
    layout->setColumnStretch(1, 1);

    contents()->setLayout(layout);

    finished().connect(this, &FileEditDialog::handleFinish);

    show();
  }

Member Function Documentation

void FileEditDialog::handleFinish ( DialogCode  result)

inlineprivate

Definition at line 199 of file TreeViewDragDrop.C.

  {
    if (result == WDialog::Accepted) {
      /*
       * Update the model with data from the edit widgets.
       *
       * You will want to do some validation here...
       *
       * Note that we directly update the source model to avoid
       * problems caused by the dynamic sorting of the proxy model,
       * which reorders row numbers, and would cause us to switch to editing
       * the wrong data.
       */
      WAbstractItemModel *m = model_;
      int modelRow = item_.row();

      WAbstractProxyModel *proxyModel = dynamic_cast<WAbstractProxyModel *>(m);
      if (proxyModel) {
        m = proxyModel->sourceModel();
        modelRow = proxyModel->mapToSource(item_).row();
      }

      m->setData(modelRow, 1, boost::any(nameEdit_->text()));
      m->setData(modelRow, 2, boost::any(typeEdit_->currentText()));
      m->setData(modelRow, 3, boost::any(boost::lexical_cast<int>
                                         (sizeEdit_->text().toUTF8())));
      m->setData(modelRow, 4, boost::any(createdPicker_->date()));
      m->setData(modelRow, 5, boost::any(modifiedPicker_->date()));
    }

    delete this;
  }

Member Data Documentation

WDatePicker* FileEditDialog::createdPicker_

private

Definition at line 197 of file TreeViewDragDrop.C.

WModelIndex FileEditDialog::item_

private

Definition at line 193 of file TreeViewDragDrop.C.

WAbstractItemModel* FileEditDialog::model_

private

Definition at line 192 of file TreeViewDragDrop.C.

WDatePicker * FileEditDialog::modifiedPicker_

private

Definition at line 197 of file TreeViewDragDrop.C.

WLineEdit* FileEditDialog::nameEdit_

private

Definition at line 195 of file TreeViewDragDrop.C.

WLineEdit * FileEditDialog::sizeEdit_

private

Definition at line 195 of file TreeViewDragDrop.C.

WComboBox* FileEditDialog::typeEdit_

private

Definition at line 196 of file TreeViewDragDrop.C.

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The documentation for this class was generated from the following file:

• /build/buildd/witty-3.3.0/examples/treeview-dragdrop/TreeViewDragDrop.C