// Name: propgrid.h
// Purpose: interface of wxPropertyGrid
// Author: wxWidgets team
-// RCS-ID: $Id$
-// Licence: wxWindows license
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
/**
When wxPropertyGrid is resized, splitter moves to the center. This
- behavior stops once the user manually moves the splitter.
+ behaviour stops once the user manually moves the splitter.
*/
wxPG_SPLITTER_AUTO_CENTER = 0x00000080,
wxPropertyGridManager only: Show adjustable text box showing description
or help text, if available, for currently selected property.
*/
-wxPG_DESCRIPTION = 0x00002000
+wxPG_DESCRIPTION = 0x00002000,
+
+/** wxPropertyGridManager only: don't show an internal border around the
+ property grid. Recommended if you use a header.
+*/
+wxPG_NO_INTERNAL_BORDER = 0x00004000
};
/**
Hides page selection buttons from tool bar.
*/
-wxPG_EX_HIDE_PAGE_BUTTONS = 0x01000000
+wxPG_EX_HIDE_PAGE_BUTTONS = 0x01000000,
+
+/** Allows multiple properties to be selected by user (by pressing SHIFT
+ when clicking on a property, or by dragging with left mouse button
+ down).
+
+ You can get array of selected properties with
+ wxPropertyGridInterface::GetSelectedProperties(). In multiple selection
+ mode wxPropertyGridInterface::GetSelection() returns
+ property which has editor active (usually the first one
+ selected). Other useful member functions are ClearSelection(),
+ AddToSelection() and RemoveFromSelection().
+*/
+wxPG_EX_MULTIPLE_SELECTION = 0x02000000,
+
+/**
+ This enables top-level window tracking which allows wxPropertyGrid to
+ notify the application of last-minute property value changes by user.
+
+ This style is not enabled by default because it may cause crashes when
+ wxPropertyGrid is used in with wxAUI or similar system.
+
+ @remarks If you are not in fact using any system that may change
+ wxPropertyGrid's top-level parent window on its own, then you
+ are recommended to enable this style.
+*/
+wxPG_EX_ENABLE_TLP_TRACKING = 0x04000000,
+
+/** Don't show divider above toolbar, on Windows.
+*/
+wxPG_EX_NO_TOOLBAR_DIVIDER = 0x04000000,
+
+/** Show a separator below the toolbar.
+*/
+wxPG_EX_TOOLBAR_SEPARATOR = 0x08000000
};
/** Combines various styles.
*/
-#define wxPG_DEFAULT_STYLE (0)
+#define wxPG_DEFAULT_STYLE (0)
/** Combines various styles.
*/
-#define wxPGMAN_DEFAULT_STYLE (0)
+#define wxPGMAN_DEFAULT_STYLE (0)
/** @}
*/
// -----------------------------------------------------------------------
/**
- @section propgrid_vfbflags wxPropertyGrid Validation Failure Behavior Flags
+ @section propgrid_vfbflags wxPropertyGrid Validation Failure behaviour Flags
@{
*/
/**
Prevents user from leaving property unless value is valid. If this
- behavior flag is not used, then value change is instead cancelled.
+ behaviour flag is not used, then value change is instead cancelled.
*/
wxPG_VFB_STAY_IN_PROPERTY = 0x01,
wxPG_VFB_MARK_CELL = 0x04,
/**
- Display customizable text message explaining the situation.
+ Display a text message explaining the situation.
+
+ To customize the way the message is displayed, you need to
+ reimplement wxPropertyGrid::DoShowPropertyError() in a
+ derived class. Default behaviour is to display the text on
+ the top-level frame's status bar, if present, and otherwise
+ using wxMessageBox.
*/
wxPG_VFB_SHOW_MESSAGE = 0x08,
+/**
+ Similar to wxPG_VFB_SHOW_MESSAGE, except always displays the
+ message using wxMessageBox.
+*/
+wxPG_VFB_SHOW_MESSAGEBOX = 0x10,
+
+/**
+ Similar to wxPG_VFB_SHOW_MESSAGE, except always displays the
+ message on the status bar (when present - you can reimplement
+ wxPropertyGrid::GetStatusBar() in a derived class to specify
+ this yourself).
+*/
+wxPG_VFB_SHOW_MESSAGE_ON_STATUSBAR = 0x20,
+
/**
Defaults.
*/
-wxPG_VFB_DEFAULT = wxPG_VFB_STAY_IN_PROPERTY|wxPG_VFB_BEEP,
+wxPG_VFB_DEFAULT = wxPG_VFB_MARK_CELL |
+ wxPG_VFB_SHOW_MESSAGEBOX,
};
/** @}
{
public:
/**
- @return Returns failure behavior which is a combination of
+ @return Returns failure behaviour which is a combination of
@ref propgrid_vfbflags.
*/
wxPGVFBFlags GetFailureBehavior();
/**
Returns reference to pending value.
*/
- const wxVariant& GetValue() const;
+ wxVariant& GetValue();
- /** Set validation failure behavior
+ /** Set validation failure behaviour
@param failureBehavior
Mixture of @ref propgrid_vfbflags.
enum wxPG_KEYBOARD_ACTIONS
{
wxPG_ACTION_INVALID = 0,
+
+ /** Select the next property. */
wxPG_ACTION_NEXT_PROPERTY,
+
+ /** Select the previous property. */
wxPG_ACTION_PREV_PROPERTY,
+
+ /** Expand the selected property, if it has child items. */
wxPG_ACTION_EXPAND_PROPERTY,
+
+ /** Collapse the selected property, if it has child items. */
wxPG_ACTION_COLLAPSE_PROPERTY,
+
+ /** Cancel and undo any editing done in the currently active property
+ editor.
+ */
wxPG_ACTION_CANCEL_EDIT,
+
+ /** Move focus to the editor control of the currently selected
+ property.
+ */
+ wxPG_ACTION_EDIT,
+
+ /** Causes editor's button (if any) to be pressed. */
+ wxPG_ACTION_PRESS_BUTTON,
+
wxPG_ACTION_MAX
};
@beginEventEmissionTable{wxPropertyGridEvent}
@event{EVT_PG_SELECTED (id, func)}
- Respond to wxEVT_PG_SELECTED event, generated when property value
- has been changed by user.
+ Respond to @c wxEVT_PG_SELECTED event, generated when a property selection
+ has been changed, either by user action or by indirect program
+ function. For instance, collapsing a parent property programmatically
+ causes any selected child property to become unselected, and may
+ therefore cause this event to be generated.
+ @event{EVT_PG_CHANGED(id, func)}
+ Respond to @c wxEVT_PG_CHANGED event, generated when property value
+ has been changed by the user.
@event{EVT_PG_CHANGING(id, func)}
- Respond to wxEVT_PG_CHANGING event, generated when property value
+ Respond to @c wxEVT_PG_CHANGING event, generated when property value
is about to be changed by user. Use wxPropertyGridEvent::GetValue()
to take a peek at the pending value, and wxPropertyGridEvent::Veto()
to prevent change from taking place, if necessary.
@event{EVT_PG_HIGHLIGHTED(id, func)}
- Respond to wxEVT_PG_HIGHLIGHTED event, which occurs when mouse
+ Respond to @c wxEVT_PG_HIGHLIGHTED event, which occurs when mouse
moves over a property. Event's property is NULL if hovered area does
not belong to any property.
@event{EVT_PG_RIGHT_CLICK(id, func)}
- Respond to wxEVT_PG_RIGHT_CLICK event, which occurs when property is
+ Respond to @c wxEVT_PG_RIGHT_CLICK event, which occurs when property is
clicked on with right mouse button.
@event{EVT_PG_DOUBLE_CLICK(id, func)}
- Respond to wxEVT_PG_DOUBLE_CLICK event, which occurs when property is
+ Respond to @c wxEVT_PG_DOUBLE_CLICK event, which occurs when property is
double-clicked on with left mouse button.
@event{EVT_PG_ITEM_COLLAPSED(id, func)}
- Respond to wxEVT_PG_ITEM_COLLAPSED event, generated when user collapses
+ Respond to @c wxEVT_PG_ITEM_COLLAPSED event, generated when user collapses
a property or category.
@event{EVT_PG_ITEM_EXPANDED(id, func)}
- Respond to wxEVT_PG_ITEM_EXPANDED event, generated when user expands
+ Respond to @c wxEVT_PG_ITEM_EXPANDED event, generated when user expands
a property or category.
+ @event{EVT_PG_LABEL_EDIT_BEGIN(id, func)}
+ Respond to @c wxEVT_PG_LABEL_EDIT_BEGIN event, generated when user is
+ about to begin editing a property label. You can veto this event to
+ prevent the action.
+ @event{EVT_PG_LABEL_EDIT_ENDING(id, func)}
+ Respond to @c wxEVT_PG_LABEL_EDIT_ENDING event, generated when user is
+ about to end editing of a property label. You can veto this event to
+ prevent the action.
+ @event{EVT_PG_COL_BEGIN_DRAG(id, func)}
+ Respond to @c wxEVT_PG_COL_BEGIN_DRAG event, generated when user
+ starts resizing a column - can be vetoed.
+ @event{EVT_PG_COL_DRAGGING,(id, func)}
+ Respond to @c wxEVT_PG_COL_DRAGGING, event, generated when a
+ column resize by user is in progress. This event is also generated
+ when user double-clicks the splitter in order to recenter
+ it.
+ @event{EVT_PG_COL_END_DRAG(id, func)}
+ Respond to @c wxEVT_PG_COL_END_DRAG event, generated after column
+ resize by user has finished.
@endEventTable
@remarks
@library{wxpropgrid}
@category{propgrid}
- @appearance{propertygrid.png}
+ @appearance{propertygrid}
*/
-class wxPropertyGrid : public wxScrolledWindow, public wxPropertyGridInterface
+class wxPropertyGrid : public wxControl,
+ public wxScrollHelper,
+ public wxPropertyGridInterface
{
public:
/**
/**
Constructor.
- The styles to be used are styles valid for the wxWindow and wxScrolledWindow.
+ The styles to be used are styles valid for the wxWindow.
@see @ref propgrid_window_styles.
*/
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = wxPG_DEFAULT_STYLE,
- const wxChar* name = wxPropertyGridNameStr );
+ const wxString& name = wxPropertyGridNameStr );
/** Destructor */
virtual ~wxPropertyGrid();
/**
Adds given key combination to trigger given action.
+ Here is a sample code to make Enter key press move focus to
+ the next property.
+
+ @code
+ propGrid->AddActionTrigger(wxPG_ACTION_NEXT_PROPERTY,
+ WXK_RETURN);
+ propGrid->DedicateKey(WXK_RETURN);
+ @endcode
+
@param action
Which action to trigger. See @ref propgrid_keyboard_actions.
@param keycode
*/
void AddActionTrigger( int action, int keycode, int modifiers = 0 );
+ /**
+ Adds given property into selection. If wxPG_EX_MULTIPLE_SELECTION
+ extra style is not used, then this has same effect as
+ calling SelectProperty().
+
+ @remarks Multiple selection is not supported for categories. This
+ means that if you have properties selected, you cannot
+ add category to selection, and also if you have category
+ selected, you cannot add other properties to selection.
+ This member function will fail silently in these cases,
+ even returning true.
+ */
+ bool AddToSelection( wxPGPropArg id );
+
/**
This static function enables or disables automatic use of
wxGetTranslation() for following strings: wxEnumProperty list labels,
*/
static void AutoGetTranslation( bool enable );
+ /**
+ Creates label editor wxTextCtrl for given column, for property
+ that is currently selected. When multiple selection is
+ enabled, this applies to whatever property GetSelection()
+ returns.
+
+ @param colIndex
+ Which column's label to edit. Note that you should not
+ use value 1, which is reserved for property value
+ column.
+
+ @see EndLabelEdit(), MakeColumnEditable()
+ */
+ void BeginLabelEdit( unsigned int colIndex = 0 );
+
/**
Changes value of a property, as if from an editor. Use this instead of
SetPropertyValue() if you need the value to run through validation
bool ChangePropertyValue( wxPGPropArg id, wxVariant newValue );
/**
- Centers the splitter. If argument is true, automatic splitter centering
- is enabled (only applicable if style wxPG_SPLITTER_AUTO_CENTER was
- defined).
+ Centers the splitter.
+
+ @param enableAutoResizing
+ If @true, automatic column resizing is enabled (only applicapple
+ if window style wxPG_SPLITTER_AUTO_CENTER is used).
*/
- void CenterSplitter( bool enable_auto_centering = false );
+ void CenterSplitter( bool enableAutoResizing = false );
/**
Deletes all properties.
/**
Forces updating the value of property from the editor control.
- Note that wxEVT_PG_CHANGING and wxEVT_PG_CHANGED are dispatched using
+ Note that @c wxEVT_PG_CHANGING and @c wxEVT_PG_CHANGED are dispatched using
ProcessEvent, meaning your event handlers will be called immediately.
@return Returns @true if anything was changed.
const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize,
long style = wxPG_DEFAULT_STYLE,
- const wxChar* name = wxPropertyGridNameStr );
+ const wxString& name = wxPropertyGridNameStr );
/**
- Call when editor widget's contents is modified. For example, this is
- called when changes text in wxTextCtrl (used in wxStringProperty and
- wxIntProperty).
+ Dedicates a specific keycode to wxPropertyGrid. This means that such
+ key presses will not be redirected to editor controls.
- @remarks This function should only be called by custom properties.
-
- @see wxPGProperty::OnEvent()
- */
- void EditorsValueWasModified();
-
- /**
- Reverse of EditorsValueWasModified().
-
- @remarks This function should only be called by custom properties.
+ Using this function allows, for example, navigation between
+ properties using arrow keys even when the focus is in the editor
+ control.
*/
- void EditorsValueWasNotModified();
+ void DedicateKey( int keycode );
/**
Enables or disables (shows/hides) categories according to parameter
*/
bool EnableCategories( bool enable );
+ /**
+ Destroys label editor wxTextCtrl, if any.
+
+ @param commit
+ Use @true (default) to store edited label text in
+ property cell data.
+
+ @see BeginLabelEdit(), MakeColumnEditable()
+ */
+ void EndLabelEdit( bool commit = true );
+
/**
Scrolls and/or expands items to ensure that the given item is visible.
*/
wxSize FitColumns();
+ /**
+ Returns currently active label editor, NULL if none.
+ */
+ wxTextCtrl* GetLabelEditor() const;
+
/**
Returns wxWindow that the properties are painted on, and which should be
used as the parent for editor controls.
*/
- wxPanel* GetPanel() const;
+ wxWindow* GetPanel();
/**
Returns current category caption background colour.
*/
wxColour GetMarginColour() const;
- /**
- Returns most up-to-date value of selected property. This will return
- value different from GetSelectedProperty()->GetValue() only when text
- editor is activate and string edited by user represents valid,
- uncommitted property value.
- */
- wxVariant GetUncommittedPropertyValue();
-
/**
Returns "root property". It does not have name, etc. and it is not
visible. It is only useful for accessing its children.
/**
Returns current splitter x position.
*/
- int GetSplitterPosition() const;
+ int GetSplitterPosition( unsigned int splitterIndex = 0 ) const;
/**
Returns wxTextCtrl active in currently selected property, if any. Takes
wxTextCtrl* GetEditorTextCtrl() const;
/**
- Returns current vertical spacing.
+ Returns current appearance of unspecified value cells.
+
+ @see SetUnspecifiedValueAppearance()
*/
- int GetVerticalSpacing() const;
+ const wxPGCell& GetUnspecifiedValueAppearance() const;
/**
- Returns true if editor's value was marked modified.
+ Returns (visual) text representation of the unspecified
+ property value.
+
+ @param argFlags For internal use only.
*/
- bool IsEditorsValueModified() const;
+ wxString GetUnspecifiedValueText( int argFlags = 0 ) const;
+
+ /**
+ Returns current vertical spacing.
+ */
+ int GetVerticalSpacing() const;
/**
Returns information about arbitrary position in the grid.
@param pt
Coordinates in the virtual grid space. You may need to use
- wxScrolledWindow::CalcScrolledPosition() for translating
+ wxScrolled<T>::CalcScrolledPosition() for translating
wxPropertyGrid client coordinates into something this member
function can use.
*/
bool IsFrozen() const;
/**
- Call this any time your code causes wxPropertyGrid's top-level parent
- to change.
+ Makes given column editable by user.
+
+ @param column
+ The index of the column to make editable.
+ @param editable
+ Using @false here will disable column from being editable.
+
+ @see BeginLabelEdit(), EndLabelEdit()
+ */
+ void MakeColumnEditable( unsigned int column, bool editable = true );
+
+ /**
+ It is recommended that you call this function any time your code causes
+ wxPropertyGrid's top-level parent to change. wxPropertyGrid's OnIdle()
+ handler should be able to detect most changes, but it is not perfect.
@param newTLP
New top-level parent that is about to be set. Old top-level parent
*/
virtual void RefreshProperty( wxPGProperty* p );
+
+ /** Forwards to DoRegisterEditorClass with empty name. */
+ static wxPGEditor* RegisterEditorClass( wxPGEditor* editor,
+ bool noDefCheck = false );
/**
Registers a new editor class.
@return Returns pointer to the editor class instance that should be used.
*/
- static wxPGEditor* RegisterEditorClass( wxPGEditor* editor,
+ static wxPGEditor* DoRegisterEditorClass( wxPGEditor* editor,
const wxString& name,
bool noDefCheck = false );
*/
void ResetColours();
+ /**
+ Resets column sizes and splitter positions, based on proportions.
+
+ @param enableAutoResizing
+ If @true, automatic column resizing is enabled (only applicapple
+ if window style wxPG_SPLITTER_AUTO_CENTER is used).
+
+ @see wxPropertyGridInterface::SetColumnProportion()
+ */
+ void ResetColumnSizes( bool enableAutoResizing = false );
+
+ /**
+ Removes given property from selection. If property is not selected,
+ an assertion failure will occur.
+ */
+ bool RemoveFromSelection( wxPGPropArg id );
+
/**
Selects a property. Editor widget is automatically created, but
- not focused unless focus is true. This will generate wxEVT_PG_SELECT
- event.
+ not focused unless focus is true.
@param id
Property to select (name or pointer).
@return returns @true if selection finished successfully. Usually only
fails if current value in editor is not valid.
- @see wxPropertyGrid::ClearSelection()
- */
- bool SelectProperty( wxPGPropArg id, bool focus = false );
+ @remarks In wxPropertyGrid 1.4, this member function used to generate
+ @c wxEVT_PG_SELECTED. In wxWidgets 2.9 and later, it no longer
+ does that.
- /**
- Changes keyboard shortcut to push the editor button.
+ @remarks This clears any previous selection.
- @remarks You can set default with keycode 0. Good value for the platform
- is guessed, but don't expect it to be very accurate.
+ @see wxPropertyGridInterface::ClearSelection()
*/
- void SetButtonShortcut( int keycode, bool ctrlDown = false, bool altDown = false );
+ bool SelectProperty( wxPGPropArg id, bool focus = false );
/**
Sets category caption background colour.
*/
void SetMarginColour(const wxColour& col);
+ /**
+ Set entire new selection from given list of properties.
+ */
+ void SetSelection( const wxArrayPGProperty& newSelection );
+
/**
Sets selection background colour - applies to selected property name
background.
*/
void SetSplitterLeft( bool privateChildrenToo = false );
+ /**
+ Sets appearance of value cells representing an unspecified property
+ value. Default appearance is blank.
+
+ @remarks If you set the unspecified value to have any
+ textual representation, then that will override
+ "InlineHelp" attribute.
+
+ @see wxPGProperty::SetValueToUnspecified(),
+ wxPGProperty::IsValueUnspecified()
+ */
+ void SetUnspecifiedValueAppearance( const wxPGCell& cell );
+
/**
Sets vertical spacing. Can be 1, 2, or 3 - a value relative to font
height. Value of 2 should be default on most platforms.
*/
void SetVerticalSpacing( int vspacing );
+ /**
+ @name wxPropertyGrid customization
+
+ Reimplement these member functions in derived class for better
+ control over wxPropertyGrid behaviour.
+ */
+ //@{
+
+ /**
+ Override in derived class to display error messages in custom manner
+ (these message usually only result from validation failure).
+
+ @remarks If you implement this, then you also need to implement
+ DoHidePropertyError() - possibly to do nothing, if error
+ does not need hiding (e.g. it was logged or shown in a
+ message box).
+
+ @see DoHidePropertyError()
+ */
+ virtual void DoShowPropertyError( wxPGProperty* property,
+ const wxString& msg );
+
+ /**
+ Override in derived class to hide an error displayed by
+ DoShowPropertyError().
+
+ @see DoShowPropertyError()
+ */
+ virtual void DoHidePropertyError( wxPGProperty* property );
+
+ /**
+ Return wxStatusBar that is used by this wxPropertyGrid. You can
+ reimplement this member function in derived class to override
+ the default behaviour of using the top-level wxFrame's status
+ bar, if any.
+ */
+ virtual wxStatusBar* GetStatusBar();
+
+ //@}
+
+ /**
+ @name Property development functions
+
+ These member functions are usually only called when creating custom
+ user properties.
+ */
+ //@{
+
+ /**
+ Call when editor widget's contents is modified. For example, this is
+ called when changes text in wxTextCtrl (used in wxStringProperty and
+ wxIntProperty).
+
+ @remarks This function should only be called by custom properties.
+
+ @see wxPGProperty::OnEvent()
+ */
+ void EditorsValueWasModified();
+
+ /**
+ Reverse of EditorsValueWasModified().
+
+ @remarks This function should only be called by custom properties.
+ */
+ void EditorsValueWasNotModified();
+
+ /**
+ Returns most up-to-date value of selected property. This will return
+ value different from GetSelectedProperty()->GetValue() only when text
+ editor is activate and string edited by user represents valid,
+ uncommitted property value.
+ */
+ wxVariant GetUncommittedPropertyValue();
+
+ /**
+ Returns true if editor's value was marked modified.
+ */
+ bool IsEditorsValueModified() const;
+
/**
Shows an brief error message that is related to a property.
*/
void ShowPropertyError( wxPGPropArg id, const wxString& msg );
+
+ /**
+ You can use this member function, for instance, to detect in
+ wxPGProperty::OnEvent() if wxPGProperty::SetValueInEvent() was
+ already called in wxPGEditor::OnEvent(). It really only detects
+ if was value was changed using wxPGProperty::SetValueInEvent(), which
+ is usually used when a 'picker' dialog is displayed. If value was
+ written by "normal means" in wxPGProperty::StringToValue() or
+ IntToValue(), then this function will return false (on the other hand,
+ wxPGProperty::OnEvent() is not even called in those cases).
+ */
+ bool WasValueChangedInEvent() const;
+
+ //@}
};
*/
bool CanVeto() const;
+ /**
+ Returns the column index associated with this event.
+ For the column dragging events, it is the column to the left
+ of the splitter being dragged
+ */
+ unsigned int GetColumn() const;
+
/**
Returns highest level non-category, non-root parent of property for
which event occurred. Useful when you have nested properties with
/**
Returns property associated with this event.
+
+ @remarks You should assume that this property can always be NULL.
+ For instance, @c wxEVT_PG_SELECTED is emitted not only when
+ a new property is selected, but also when selection is
+ cleared by user activity.
*/
wxPGProperty* GetProperty() const;
wxPGVFBFlags GetValidationFailureBehavior() const;
/**
- Returns value that is about to be set for wxEVT_PG_CHANGING.
+ Returns name of the associated property.
+
+ @remarks Property name is stored in event, so it remains
+ accessible even after the associated property or
+ the property grid has been deleted.
+ */
+ wxString GetPropertyName() const;
+
+ /**
+ Returns value of the associated property. Works for all event
+ types, but for @c wxEVT_PG_CHANGING this member function returns
+ the value that is pending, so you can call Veto() if the
+ value is not satisfactory.
+
+ @remarks Property value is stored in event, so it remains
+ accessible even after the associated property or
+ the property grid has been deleted.
+ */
+ wxVariant GetPropertyValue() const
+
+ /**
+ @see GetPropertyValue()
*/
- const wxVariant& GetValue() const;
+ wxVariant GetValue() const;
/**
Set if event can be vetoed.
void SetProperty( wxPGProperty* p );
/**
- Set override validation failure behavior. Only effective if Veto() was
- also called, and only allowed if event type is wxEVT_PG_CHANGING.
+ Set override validation failure behaviour. Only effective if Veto() was
+ also called, and only allowed if event type is @c wxEVT_PG_CHANGING.
*/
void SetValidationFailureBehavior( wxPGVFBFlags flags );
signaling. You can only veto a shutdown if wxPropertyGridEvent::CanVeto()
returns true.
- @remarks Currently only wxEVT_PG_CHANGING supports vetoing.
+ @remarks Currently only @c wxEVT_PG_CHANGING supports vetoing.
*/
void Veto( bool veto = true );