Wt examples  3.3.8
Public Member Functions | Private Member Functions | Private Attributes | List of all members
FileEditDialog Class Reference
Drag and drop in WTreeView example

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

Inheritance diagram for FileEditDialog:
Inheritance graph
[legend]

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 (bool enable=true)
 
Signal< DialogCode > & finished ()
 
DialogCode result () const
 
void setModal (bool modal)
 
bool isModal () const
 
void setResizable (bool resizable)
 
bool resizable () const
 
void setMovable (bool movable)
 
bool movable () const
 
void setClosable (bool closable)
 
bool closable () const
 
void setAutoFocus (bool enable)
 
virtual void setHidden (bool hidden, const WAnimation &animation=WAnimation())
 
virtual void positionAt (const WWidget *widget, Orientation orientation=Vertical)
 
void positionAt (const Wt::WMouseEvent &ev)
 
void raiseToFront ()
 
virtual void setMinimumSize (const WLength &width, const WLength &height)
 
virtual void setMaximumSize (const WLength &width, const WLength &height)
 
JSignal< int, int > & resized ()
 
JSignal< int, int > & moved ()
 
EventSignal< WTouchEvent > & touchStarted ()
 
EventSignal< WTouchEvent > & touchEnded ()
 
EventSignal< WTouchEvent > & touchMoved ()
 
EventSignal< WKeyEvent > & keyWentDown ()
 
EventSignal< WKeyEvent > & keyPressed ()
 
EventSignal< WKeyEvent > & keyWentUp ()
 
EventSignal & enterPressed ()
 
EventSignal & escapePressed ()
 
EventSignal< WKeyEvent > & keyWentDown ()
 
EventSignal< WKeyEvent > & keyPressed ()
 
EventSignal< WKeyEvent > & keyWentUp ()
 
EventSignal & enterPressed ()
 
EventSignal & escapePressed ()
 
- Public Member Functions inherited from Wt::WPopupWidget
 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
 
void setDeleteWhenHidden (bool enabled)
 
bool isDeleteWhenHidden () const
 
Signal & hidden ()
 
Signal & shown ()
 
- Public Member Functions inherited from Wt::WCompositeWidget
 WCompositeWidget (WContainerWidget *parent=0)
 
 WCompositeWidget (WWidget *implementation, WContainerWidget *parent)
 
virtual void setObjectName (const std::string &name)
 
virtual std::string objectName () const
 
virtual const std::string id () const
 
virtual void setPositionScheme (PositionScheme scheme)
 
virtual PositionScheme positionScheme () const
 
virtual void setOffsets (const WLength &offset, WFlags< Side > sides=All)
 
virtual WLength offset (Side s) const
 
virtual void resize (const WLength &width, const WLength &height)
 
virtual WLength width () const
 
virtual WLength height () const
 
virtual WLength minimumWidth () const
 
virtual WLength minimumHeight () const
 
virtual WLength maximumWidth () const
 
virtual WLength maximumHeight () const
 
virtual void setLineHeight (const WLength &height)
 
virtual WLength lineHeight () const
 
virtual void setFloatSide (Side s)
 
virtual Side floatSide () const
 
virtual void setClearSides (WFlags< Side > sides)
 
virtual WFlags< Side > clearSides () const
 
virtual void setMargin (const WLength &margin, WFlags< Side > sides=All)
 
virtual WLength margin (Side side) const
 
virtual void setHiddenKeepsGeometry (bool enabled)
 
virtual bool hiddenKeepsGeometry () const
 
virtual bool isHidden () const
 
virtual bool isVisible () const
 
virtual void setDisabled (bool disabled)
 
virtual bool isDisabled () const
 
virtual bool isEnabled () const
 
virtual void setPopup (bool popup)
 
virtual bool isPopup () const
 
virtual void setInline (bool isInline)
 
virtual bool isInline () const
 
virtual void setDecorationStyle (const WCssDecorationStyle &style)
 
virtual WCssDecorationStyle & decorationStyle ()
 
virtual void setStyleClass (const WString &styleClass)
 
virtual WString styleClass () const
 
virtual void addStyleClass (const WString &styleClass, bool force=false)
 
virtual void removeStyleClass (const WString &styleClass, bool force=false)
 
virtual bool hasStyleClass (const WString &styleClass) const
 
virtual void setVerticalAlignment (AlignmentFlag alignment, const WLength &length=WLength::Auto)
 
virtual AlignmentFlag verticalAlignment () const
 
virtual WLength verticalAlignmentLength () const
 
virtual void setToolTip (const WString &text, TextFormat textFormat=PlainText)
 
virtual WString toolTip () const
 
virtual void setDeferredToolTip (bool enable, TextFormat textFormat=PlainText)
 
virtual void refresh ()
 
virtual void setAttributeValue (const std::string &name, const WString &value)
 
virtual WString attributeValue (const std::string &name) const
 
virtual void setJavaScriptMember (const std::string &name, const std::string &value)
 
virtual std::string javaScriptMember (const std::string &name) const
 
virtual void callJavaScriptMember (const std::string &name, const std::string &args)
 
virtual void load ()
 
virtual bool loaded () const
 
virtual void setCanReceiveFocus (bool enabled)
 
virtual bool canReceiveFocus () const
 
virtual void setFocus (bool focus)
 
virtual bool setFirstFocus ()
 
virtual bool hasFocus () const
 
virtual void setTabIndex (int index)
 
virtual int tabIndex () const
 
virtual void setId (const std::string &id)
 
virtual WWidget * find (const std::string &name)
 
virtual WWidget * findById (const std::string &name)
 
virtual void setSelectable (bool selectable)
 
virtual void doJavaScript (const std::string &js)
 
virtual void propagateSetEnabled (bool enabled)
 
virtual bool scrollVisibilityEnabled () const WT_CXX11ONLY(finaloverride)
 
virtual void setScrollVisibilityEnabled (bool enabled) WT_CXX11ONLY(finaloverride)
 
virtual int scrollVisibilityMargin () const WT_CXX11ONLY(finaloverride)
 
virtual void setScrollVisibilityMargin (int margin) WT_CXX11ONLY(finaloverride)
 
virtual Signal< bool > & scrollVisibilityChanged () WT_CXX11ONLY(finaloverride)
 
virtual bool isScrollVisible () const WT_CXX11ONLY(finaloverride)
 
virtual void setThemeStyleEnabled (bool enabled)
 
virtual bool isThemeStyleEnabled () const
 
- Public Member Functions inherited from Wt::WWidget
virtual ~WWidget ()
 
WWidget * parent () const
 
virtual void removeChild (WObject *child)
 
void setWidth (const WLength &width)
 
void setHeight (const WLength &height)
 
virtual void toggleStyleClass (const WString &styleClass, bool add, bool force=false)
 
std::string jsRef () const
 
void setFocus ()
 
virtual void acceptDrops (const std::string &mimeType, const WString &hoverStyleClass=WString())
 
virtual void stopAcceptDrops (const std::string &mimeType)
 
virtual void htmlText (std::ostream &out)
 
bool isRendered () const
 
void hide ()
 
void animateHide (const WAnimation &animation)
 
void show ()
 
void animateShow (const WAnimation &animation)
 
void enable ()
 
void disable ()
 
bool layoutSizeAware () const
 
- Public Member Functions inherited from Wt::WObject
 WObject (WObject *parent=0)
 
virtual ~WObject ()
 
void resetLearnedSlots ()
 
void resetLearnedSlot (void(T::*method)())
 
WStatelessSlot * implementStateless (void(T::*method)())
 
WStatelessSlot * implementStateless (void(T::*method)(), void(T::*undoMethod)())
 
void isNotStateless ()
 
WStatelessSlot * implementJavaScript (void(T::*method)(), const std::string &jsCode)
 
void addChild (WObject *child)
 
const std::vector< WObject * > & children () const
 
WObject * parent () const
 

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 Types inherited from Wt::WObject
typedef void(WObject::* Method) ()
 
- Static Public Member Functions inherited from Wt::WWidget
static WString tr (const char *key)
 
- Public Attributes inherited from Wt::WDialog
 Rejected
 
 Accepted
 
- Protected Member Functions inherited from Wt::WDialog
virtual void render (WFlags< RenderFlag > flags)
 
- Protected Member Functions inherited from Wt::WCompositeWidget
virtual void enableAjax ()
 
void setImplementation (WWidget *widget)
 
WWidget * implementation ()
 
virtual int boxPadding (Orientation orientation) const
 
virtual int boxBorder (Orientation orientation) const
 
- Protected Member Functions inherited from Wt::WWidget
void setLayoutSizeAware (bool sizeAware)
 
virtual void layoutSizeChanged (int width, int height)
 
 WWidget (WContainerWidget *parent=0)
 
virtual void dropEvent (WDropEvent dropEvent)
 
void scheduleRender (WFlags< RepaintFlag > flags=0)
 
virtual WStatelessSlot * getStateless (Method method)
 
- Static Protected Member Functions inherited from Wt::WObject
static WObject * sender ()
 

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.

82  : WDialog("Edit..."),
83  model_(model),
84  item_(item)
85  {
86  int modelRow = item_.row();
87 
88  resize(300, WLength::Auto);
89 
90  /*
91  * Create the form widgets, and load them with data from the model.
92  */
93 
94  // name
95  nameEdit_ = new WLineEdit(asString(model_->data(modelRow, 1)));
96 
97  // type
98  typeEdit_ = new WComboBox();
99  typeEdit_->addItem("Document");
100  typeEdit_->addItem("Spreadsheet");
101  typeEdit_->addItem("Presentation");
102  typeEdit_->setCurrentIndex
103  (typeEdit_->findText(asString(model_->data(modelRow, 2))));
104 
105  // size
106  sizeEdit_ = new WLineEdit(asString(model_->data(modelRow, 3)));
107  sizeEdit_->setValidator
108  (new WIntValidator(0, std::numeric_limits<int>::max(), this));
109 
110  // created
111  createdPicker_ = new WDatePicker();
112  createdPicker_->lineEdit()->validator()->setMandatory(true);
113  createdPicker_->setFormat(FileModel::dateEditFormat);
114  createdPicker_->setDate(boost::any_cast<WDate>(model_->data(modelRow, 4)));
115 
116  // modified
117  modifiedPicker_ = new WDatePicker();
118  modifiedPicker_->lineEdit()->validator()->setMandatory(true);
119  modifiedPicker_->setFormat(FileModel::dateEditFormat);
120  modifiedPicker_->setDate(boost::any_cast<WDate>(model_->data(modelRow, 5)));
121 
122  /*
123  * Use a grid layout for the labels and fields
124  */
125  WGridLayout *layout = new WGridLayout();
126 
127  WLabel *l;
128  int row = 0;
129 
130  layout->addWidget(l = new WLabel("Name:"), row, 0);
131  layout->addWidget(nameEdit_, row, 1);
132  l->setBuddy(nameEdit_);
133  ++row;
134 
135  layout->addWidget(l = new WLabel("Type:"), row, 0);
136  layout->addWidget(typeEdit_, row, 1);
137  l->setBuddy(typeEdit_);
138  ++row;
139 
140  layout->addWidget(l = new WLabel("Size:"), row, 0);
141  layout->addWidget(sizeEdit_, row, 1);
142  l->setBuddy(sizeEdit_);
143  ++row;
144 
145  layout->addWidget(l = new WLabel("Created:"), row, 0);
146  layout->addWidget(createdPicker_->lineEdit(), row, 1);
147  layout->addWidget(createdPicker_, row, 2);
148  l->setBuddy(createdPicker_->lineEdit());
149  ++row;
150 
151  layout->addWidget(l = new WLabel("Modified:"), row, 0);
152  layout->addWidget(modifiedPicker_->lineEdit(), row, 1);
153  layout->addWidget(modifiedPicker_, row, 2);
154  l->setBuddy(modifiedPicker_->lineEdit());
155  ++row;
156 
157  WPushButton *b;
158  WContainerWidget *buttons = new WContainerWidget();
159  buttons->addWidget(b = new WPushButton("Save"));
160  b->clicked().connect(this, &WDialog::accept);
161  contents()->enterPressed().connect(this, &WDialog::accept);
162  buttons->addWidget(b = new WPushButton("Cancel"));
163  b->clicked().connect(this, &WDialog::reject);
164 
165  /*
166  * Focus the form widget that corresonds to the selected item.
167  */
168  switch (item.column()) {
169  case 2:
170  typeEdit_->setFocus(); break;
171  case 3:
172  sizeEdit_->setFocus(); break;
173  case 4:
174  createdPicker_->lineEdit()->setFocus(); break;
175  case 5:
176  modifiedPicker_->lineEdit()->setFocus(); break;
177  default:
178  nameEdit_->setFocus(); break;
179  }
180 
181  layout->addWidget(buttons, row, 0, 0, 3, AlignCenter);
182  layout->setColumnStretch(1, 1);
183 
184  contents()->setLayout(layout);
185 
186  finished().connect(this, &FileEditDialog::handleFinish);
187 
188  show();
189  }
FileModel::dateEditFormat
static WString dateEditFormat
Date edit format.
Definition: TreeViewDragDrop.C:69
Wt::WWebWidget::setFocus
virtual void setFocus(bool focus)
FileEditDialog::handleFinish
void handleFinish(DialogCode result)
Definition: TreeViewDragDrop.C:199
asString
WString asString(const boost::any &v, const WString &formatString=WString())
FileEditDialog::sizeEdit_
WLineEdit * sizeEdit_
Definition: TreeViewDragDrop.C:195
Wt::WDatePicker::lineEdit
WLineEdit * lineEdit() const
Wt::WGridLayout::setColumnStretch
void setColumnStretch(int column, int stretch)
Wt::WInteractWidget::clicked
EventSignal< WMouseEvent > & clicked()
FileEditDialog::createdPicker_
WDatePicker * createdPicker_
Definition: TreeViewDragDrop.C:197
Wt::WComboBox::addItem
void addItem(const WString &text)
Wt::WFormWidget::setValidator
void setValidator(WValidator *validator)
Wt::WDatePicker::setDate
void setDate(const WDate &date)
FileEditDialog::item_
WModelIndex item_
Definition: TreeViewDragDrop.C:193
Wt::WAbstractItemModel::data
virtual boost::any data(const WModelIndex &index, int role=DisplayRole) const =0
Wt::EventSignal::connect
Wt::Signals::connection connect(const F &function)
Wt::WLabel::setBuddy
void setBuddy(WFormWidget *buddy)
FileEditDialog::modifiedPicker_
WDatePicker * modifiedPicker_
Definition: TreeViewDragDrop.C:197
Wt::WCompositeWidget::resize
virtual void resize(const WLength &width, const WLength &height)
Wt::WFormWidget::validator
virtual WValidator * validator() const
Wt::WComboBox::setCurrentIndex
void setCurrentIndex(int index)
Wt::WDialog::WDialog
WDialog(WObject *parent=0)
Wt::WContainerWidget::setLayout
void setLayout(WLayout *layout)
FileEditDialog::model_
WAbstractItemModel * model_
Definition: TreeViewDragDrop.C:192
Wt::WValidator::setMandatory
void setMandatory(bool how)
Wt::WDatePicker::setFormat
void setFormat(const WString &format)
Wt::WGridLayout::addWidget
void addWidget(WWidget *widget, int row, int column, WFlags< AlignmentFlag > alignment=0)
Wt::WComboBox::findText
int findText(const WString &text, WFlags< MatchFlag > flags=MatchExactly|MatchCaseSensitive)
Wt::WInteractWidget::enterPressed
EventSignal & enterPressed()
Wt::WContainerWidget::addWidget
virtual void addWidget(WWidget *widget)
Wt::WDialog::finished
Signal< DialogCode > & finished()
FileEditDialog::nameEdit_
WLineEdit * nameEdit_
Definition: TreeViewDragDrop.C:195
Signal< DialogCode >::connect
virtual Wt::Signals::connection connect(WObject *target, WObject::Method method)
Wt::WModelIndex::column
int column() const
FileEditDialog::typeEdit_
WComboBox * typeEdit_
Definition: TreeViewDragDrop.C:196
Wt::WModelIndex::row
int row() const
Wt::WDialog::contents
WContainerWidget * contents() const

Member Function Documentation

void FileEditDialog::handleFinish ( DialogCode  result)
inlineprivate

Definition at line 199 of file TreeViewDragDrop.C.

200  {
201  if (result == WDialog::Accepted) {
202  /*
203  * Update the model with data from the edit widgets.
204  *
205  * You will want to do some validation here...
206  *
207  * Note that we directly update the source model to avoid
208  * problems caused by the dynamic sorting of the proxy model,
209  * which reorders row numbers, and would cause us to switch to editing
210  * the wrong data.
211  */
212  WAbstractItemModel *m = model_;
213  int modelRow = item_.row();
214 
215  WAbstractProxyModel *proxyModel = dynamic_cast<WAbstractProxyModel *>(m);
216  if (proxyModel) {
217  m = proxyModel->sourceModel();
218  modelRow = proxyModel->mapToSource(item_).row();
219  }
220 
221  m->setData(modelRow, 1, boost::any(nameEdit_->text()));
222  m->setData(modelRow, 2, boost::any(typeEdit_->currentText()));
223  m->setData(modelRow, 3, boost::any(boost::lexical_cast<int>
224  (sizeEdit_->text().toUTF8())));
225  m->setData(modelRow, 4, boost::any(createdPicker_->date()));
226  m->setData(modelRow, 5, boost::any(modifiedPicker_->date()));
227  }
228 
229  delete this;
230  }
FileEditDialog::sizeEdit_
WLineEdit * sizeEdit_
Definition: TreeViewDragDrop.C:195
FileEditDialog::createdPicker_
WDatePicker * createdPicker_
Definition: TreeViewDragDrop.C:197
Wt::WLineEdit::text
const WString & text() const
FileEditDialog::item_
WModelIndex item_
Definition: TreeViewDragDrop.C:193
Wt::WString::toUTF8
std::string toUTF8() const
FileEditDialog::modifiedPicker_
WDatePicker * modifiedPicker_
Definition: TreeViewDragDrop.C:197
Wt::WAbstractProxyModel::sourceModel
WAbstractItemModel * sourceModel() const
FileEditDialog::model_
WAbstractItemModel * model_
Definition: TreeViewDragDrop.C:192
Wt::WComboBox::currentText
const WString currentText() const
FileEditDialog::nameEdit_
WLineEdit * nameEdit_
Definition: TreeViewDragDrop.C:195
Wt::WDialog::result
DialogCode result() const
Wt::WAbstractItemModel::setData
virtual bool setData(const WModelIndex &index, const boost::any &value, int role=EditRole)
FileEditDialog::typeEdit_
WComboBox * typeEdit_
Definition: TreeViewDragDrop.C:196
Wt::WModelIndex::row
int row() const
Wt::WDatePicker::date
WDate date() const
Wt::WAbstractProxyModel::mapToSource
virtual WModelIndex mapToSource(const WModelIndex &proxyIndex) const =0

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.

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