X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/adaaa68635b4c8a4d8c5284add40366ea3eefb07..b09857ae000a60704207d63290be937584805fb0:/interface/wx/toolbar.h diff --git a/interface/wx/toolbar.h b/interface/wx/toolbar.h index d423ce473a..9f0f8674ce 100644 --- a/interface/wx/toolbar.h +++ b/interface/wx/toolbar.h @@ -3,55 +3,188 @@ // Purpose: interface of wxToolBar // Author: wxWidgets team // RCS-ID: $Id$ -// Licence: wxWindows license +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// +enum wxToolBarToolStyle +{ + wxTOOL_STYLE_BUTTON = 1, + wxTOOL_STYLE_SEPARATOR = 2, + wxTOOL_STYLE_CONTROL +}; + + +/** wxToolBar style flags */ +enum +{ + /** lay out the toolbar horizontally */ + wxTB_HORIZONTAL, + wxTB_TOP, + + /** lay out the toolbar vertically */ + wxTB_VERTICAL, + wxTB_LEFT, + + /** show 3D buttons (wxToolBarSimple only) */ + wxTB_3DBUTTONS, + + /** "flat" buttons (Win32/GTK only) */ + wxTB_FLAT, + + /** dockable toolbar (GTK only) */ + wxTB_DOCKABLE, + + /** don't show the icons (they're shown by default) */ + wxTB_NOICONS, + + /** show the text (not shown by default) */ + wxTB_TEXT, + + /** don't show the divider between toolbar and the window (Win32 only) */ + wxTB_NODIVIDER, + + /** no automatic alignment (Win32 only, useless) */ + wxTB_NOALIGN, + + /** show the text and the icons alongside, not vertically stacked (Win32/GTK) */ + wxTB_HORZ_LAYOUT, + wxTB_HORZ_TEXT, + + /** don't show the toolbar short help tooltips */ + wxTB_NO_TOOLTIPS, + + /** lay out toolbar at the bottom of the window */ + wxTB_BOTTOM, + + /** lay out toolbar at the right edge of the window */ + wxTB_RIGHT +}; + + + /** - @class wxToolBar + @class wxToolBarToolBase - The name wxToolBar is defined to be a synonym for one of the following - classes: + A toolbar tool represents one item on the toolbar. - - @b wxToolBar95 - The native Windows 95 toolbar. Used on Windows 95, NT 4 - and above. - - @b wxToolBarMSW - A Windows implementation. Used on 16-bit Windows. - - @b wxToolBarGTK - The GTK toolbar. + It has a unique id (except for the separators), the style (telling whether + it is a normal button, separator or a control), the state (toggled or not, + enabled or not) and short and long help strings. The default + implementations use the short help string for the tooltip text which is + popped up when the mouse pointer enters the tool and the long help string + for the applications status bar. +*/ +class wxToolBarToolBase : public wxObject +{ +public: + wxToolBarToolBase(wxToolBarBase *tbar = NULL, + int toolid = wxID_SEPARATOR, + const wxString& label = wxEmptyString, + const wxBitmap& bmpNormal = wxNullBitmap, + const wxBitmap& bmpDisabled = wxNullBitmap, + wxItemKind kind = wxITEM_NORMAL, + wxObject *clientData = NULL, + const wxString& shortHelpString = wxEmptyString, + const wxString& longHelpString = wxEmptyString); + + wxToolBarToolBase(wxToolBarBase *tbar, + wxControl *control, + const wxString& label); + + virtual ~wxToolBarToolBase(); + + int GetId() const; + + wxControl *GetControl() const; + wxToolBarBase *GetToolBar() const; + + bool IsStretchable() const; + bool IsButton() const; + bool IsControl() const; + bool IsSeparator() const; + bool IsStretchableSpace() const; + int GetStyle() const; + wxItemKind GetKind() const; + void MakeStretchable(); + + bool IsEnabled() const; + bool IsToggled() const; + bool CanBeToggled() const; + + const wxBitmap& GetNormalBitmap() const; + const wxBitmap& GetDisabledBitmap() const; + + const wxBitmap& GetBitmap() const; + const wxString& GetLabel() const; + + const wxString& GetShortHelp() const; + const wxString& GetLongHelp() const; + + wxObject *GetClientData() const; + + virtual bool Enable(bool enable); + virtual bool Toggle(bool toggle); + virtual bool SetToggle(bool toggle); + virtual bool SetShortHelp(const wxString& help); + virtual bool SetLongHelp(const wxString& help); + void Toggle(); + virtual void SetNormalBitmap(const wxBitmap& bmp); + virtual void SetDisabledBitmap(const wxBitmap& bmp); + virtual void SetLabel(const wxString& label); + void SetClientData(wxObject *clientData); + + virtual void Detach(); + virtual void Attach(wxToolBarBase *tbar); - You may also create a toolbar that is managed by the frame, by calling + virtual void SetDropdownMenu(wxMenu *menu); + wxMenu *GetDropdownMenu() const; +}; + + + + +/** + @class wxToolBar + + A toolbar is a bar of buttons and/or other controls usually placed below + the menu bar in a wxFrame. + + You may create a toolbar that is managed by a frame calling wxFrame::CreateToolBar(). Under Pocket PC, you should always use this function for creating the toolbar to be managed by the frame, so that wxWidgets can use a combined menubar and toolbar. Where you manage your - own toolbars, create a wxToolBar as usual. - - The meaning of a "separator" is a vertical line under Windows and simple - space under GTK+. - - @b wxToolBar95: Note that this toolbar paints tools to reflect - system-wide colours. If you use more than 16 colours in your tool - bitmaps, you may wish to suppress this behaviour, otherwise system - colours in your bitmaps will inadvertently be mapped to system colours. + own toolbars, create wxToolBar as usual. + + There are several different types of tools you can add to a toolbar. + These types are controlled by the ::wxItemKind enumeration. + + Note that many methods in wxToolBar such as wxToolBar::AddTool return a + @c wxToolBarToolBase* object. + This should be regarded as an opaque handle representing the newly added + toolbar item, providing access to its id and position within the toolbar. + Changes to the item's state should be made through calls to wxToolBar methods, + for example wxToolBar::EnableTool. + Calls to @c wxToolBarToolBase methods (undocumented by purpose) will not change + the visible state of the item within the tool bar. + + wxMSW note: Note that under wxMSW toolbar paints tools to reflect + system-wide colours. If you use more than 16 colours in your tool bitmaps, + you may wish to suppress this behaviour, otherwise system colours in your + bitmaps will inadvertently be mapped to system colours. To do this, set the msw.remap system option before creating the toolbar: - @code - wxSystemOptions::SetOption(wxT("msw.remap"), 0); + wxSystemOptions::SetOption("msw.remap", 0); @endcode - If you wish to use 32-bit images (which include an alpha channel for transparency) use: - @code - wxSystemOptions::SetOption(wxT("msw.remap"), 2); + wxSystemOptions::SetOption("msw.remap", 2); @endcode - Then colour remapping is switched off, and a transparent background used. But only use this option under Windows XP with true colour: - @code if (wxTheApp->GetComCtl32Version() >= 600 && ::wxDisplayDepth() >= 32) @endcode - - There are several different types of tools you can add to a toolbar. These - types are controlled by the ::wxItemKind enumeration. @beginStyleTable @style{wxTB_FLAT} @@ -85,11 +218,11 @@ Align the toolbar at the right side of parent window. @endStyleTable - See also @ref overview_windowstyles. Note that the Win32 native toolbar + See also @ref overview_windowstyles. Note that the wxMSW native toolbar ignores @c wxTB_NOICONS style. Also, toggling the @c wxTB_TEXT works only if the style was initially on. - @beginEventTable{wxCommandEvent} + @beginEventEmissionTable{wxCommandEvent} @event{EVT_TOOL(id, func)} Process a @c wxEVT_COMMAND_TOOL_CLICKED event (a synonym for @c wxEVT_COMMAND_MENU_SELECTED). Pass the id of the tool. @@ -102,27 +235,27 @@ The same as EVT_TOOL_RANGE(). @event{EVT_TOOL_RCLICKED(id, func)} Process a @c wxEVT_COMMAND_TOOL_RCLICKED event. Pass the id of the - tool. + tool. (Not available on wxOSX.) @event{EVT_TOOL_RCLICKED_RANGE(id1, id2, func)} Process a @c wxEVT_COMMAND_TOOL_RCLICKED event for a range of ids. Pass - the ids of the tools. + the ids of the tools. (Not available on wxOSX.) @event{EVT_TOOL_ENTER(id, func)} Process a @c wxEVT_COMMAND_TOOL_ENTER event. Pass the id of the toolbar itself. The value of wxCommandEvent::GetSelection() is the tool id, or - -1 if the mouse cursor has moved off a tool. + -1 if the mouse cursor has moved off a tool. (Not available on wxOSX.) @event{EVT_TOOL_DROPDOWN(id, func)} Process a @c wxEVT_COMMAND_TOOL_DROPDOWN_CLICKED event. If unhandled, displays the default dropdown menu set using wxToolBar::SetDropdownMenu(). @endEventTable - + The toolbar class emits menu commands in the same way that a frame menubar does, so you can use one EVT_MENU() macro for both a menu item and a toolbar button. The event handler functions take a wxCommandEvent argument. For most event macros, the identifier of the tool is passed, but for EVT_TOOL_ENTER() the toolbar window identifier is passed and the tool identifier is retrieved - from the wxCommandEvent. This is because the identifier may be -1 when the - mouse moves off a tool, and -1 is not allowed as an identifier in the event + from the wxCommandEvent. This is because the identifier may be @c wxID_ANY when the + mouse moves off a tool, and @c wxID_ANY is not allowed as an identifier in the event system. @library{wxcore} @@ -146,26 +279,26 @@ public: @param id Window identifier. If -1, will automatically create an identifier. @param pos - Window position. ::wxDefaultPosition is (-1, -1) which indicates that - wxWidgets should generate a default position for the window. If - using the wxWindow class directly, supply an actual position. + Window position. ::wxDefaultPosition indicates that wxWidgets should + generate a default position for the window. + If using the wxWindow class directly, supply an actual position. @param size - Window size. ::wxDefaultSize is (-1, -1) which indicates that - wxWidgets should generate a default size for the window. + Window size. ::wxDefaultSize indicates that wxWidgets should generate + a default size for the window. @param style - Window style. See wxToolBar for details. + Window style. See wxToolBar initial description for details. @param name Window name. @remarks After a toolbar is created, you use AddTool() and perhaps - AddSeparator(), and then you must call Realize() to construct and - display the toolbar tools. + AddSeparator(), and then you must call Realize() to construct + and display the toolbar tools. */ wxToolBar(wxWindow* parent, wxWindowID id, const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize, - long style = wxTB_HORIZONTAL | wxBORDER_NONE, - const wxString& name = wxPanelNameStr); + long style = wxTB_HORIZONTAL, + const wxString& name = wxToolBarNameStr); /** Toolbar destructor. @@ -178,16 +311,15 @@ public: @see AddTool() */ - wxToolBarToolBase* AddCheckTool(int toolId, - const wxString& label, + wxToolBarToolBase* AddCheckTool(int toolId, const wxString& label, const wxBitmap& bitmap1, - const wxBitmap& bitmap2, - const wxString& shortHelpString = "", - const wxString& longHelpString = "", + const wxBitmap& bmpDisabled = wxNullBitmap, + const wxString& shortHelp = wxEmptyString, + const wxString& longHelp = wxEmptyString, wxObject* clientData = NULL); /** - Adds any control to the toolbar, typically e.g. a wxComboBox. + Adds any control to the toolbar, typically e.g.\ a wxComboBox. @param control The control to be added. @@ -202,7 +334,8 @@ public: wxMac: labels are only displayed if wxWidgets is built with @c wxMAC_USE_NATIVE_TOOLBAR set to 1 */ - bool AddControl(wxControl* control, const wxString label = ""); + virtual wxToolBarToolBase* AddControl(wxControl* control, + const wxString& label = wxEmptyString); /** Adds a new radio tool to the toolbar. Consecutive radio tools form a @@ -211,28 +344,49 @@ public: previously pressed button is automatically released. You should avoid having the radio groups of only one element as it would be impossible for the user to use such button. - + By default, the first button in the radio group is initially pressed, the others are not. @see AddTool() */ - wxToolBarToolBase* AddRadioTool(int toolId, - const wxString& label, + wxToolBarToolBase* AddRadioTool(int toolId, const wxString& label, const wxBitmap& bitmap1, - const wxBitmap& bitmap2, - const wxString& shortHelpString = "", - const wxString& longHelpString = "", + const wxBitmap& bmpDisabled = wxNullBitmap, + const wxString& shortHelp = wxEmptyString, + const wxString& longHelp = wxEmptyString, wxObject* clientData = NULL); /** Adds a separator for spacing groups of tools. - @see AddTool(), SetToolSeparation() + Notice that the separator uses the look appropriate for the current + platform so it can be a vertical line (MSW, some versions of GTK) or + just an empty space or something else. + + @see AddTool(), SetToolSeparation(), AddStretchableSpace() */ - void AddSeparator(); + virtual wxToolBarToolBase* AddSeparator(); + /** + Adds a stretchable space to the toolbar. + + Any space not taken up by the fixed items (all items except for + stretchable spaces) is distributed in equal measure between the + stretchable spaces in the toolbar. The most common use for this method + is to add a single stretchable space before the items which should be + right-aligned in the toolbar, but more exotic possibilities are + possible, e.g. a stretchable space may be added in the beginning and + the end of the toolbar to centre all toolbar items. + + @see AddTool(), AddSeparator(), InsertStretchableSpace() + + @since 2.9.1 + */ + wxToolBarToolBase *AddStretchableSpace(); + + //@{ /** Adds a tool to the toolbar. @@ -240,7 +394,7 @@ public: The tool to be added. @remarks After you have added tools to a toolbar, you must call - Realize() in order to have the tools appear. + Realize() in order to have the tools appear. @see AddSeparator(), AddCheckTool(), AddRadioTool(), InsertTool(), DeleteTool(), Realize(), SetDropdownMenu() @@ -248,14 +402,14 @@ public: virtual wxToolBarToolBase* AddTool(wxToolBarToolBase* tool); /** - Adds a tool to the toolbar. This most commonly used version has fewer + Adds a tool to the toolbar. This most commonly used version has fewer parameters than the full version below which specifies the more rarely used button features. @param toolId An integer by which the tool may be identified in subsequent operations. - @param label + @param label The string to be displayed with the tool. @param bitmap The primary tool bitmap. @@ -265,7 +419,7 @@ public: May be ::wxITEM_NORMAL for a normal button (default), ::wxITEM_CHECK for a checkable tool (such tool stays pressed after it had been toggled) or ::wxITEM_RADIO for a checkable tool which makes part of - a radio group of tools each of which is automatically unchecked + a radio group of tools each of which is automatically unchecked whenever another button in the group is checked. ::wxITEM_DROPDOWN specifies that a drop-down menu button will appear next to the tool button (only GTK+ and MSW). Call SetDropdownMenu() afterwards. @@ -287,27 +441,27 @@ public: @param toolId An integer by which the tool may be identified in subsequent operations. - @param label + @param label The string to be displayed with the tool. @param bitmap The primary tool bitmap. @param bmpDisabled The bitmap used when the tool is disabled. If it is equal to - ::wxNullBitmap (default), the disabled bitmap is automatically + ::wxNullBitmap (default), the disabled bitmap is automatically generated by greying the normal one. - @param shortHelpString - This string is used for the tools tooltip. - @param longHelpString - This string is shown in the statusbar (if any) of the parent frame - when the mouse pointer is inside the tool. @param kind May be ::wxITEM_NORMAL for a normal button (default), ::wxITEM_CHECK for a checkable tool (such tool stays pressed after it had been toggled) or ::wxITEM_RADIO for a checkable tool which makes part of - a radio group of tools each of which is automatically unchecked + a radio group of tools each of which is automatically unchecked whenever another button in the group is checked. ::wxITEM_DROPDOWN specifies that a drop-down menu button will appear next to the tool button (only GTK+ and MSW). Call SetDropdownMenu() afterwards. + @param shortHelpString + This string is used for the tools tooltip. + @param longHelpString + This string is shown in the statusbar (if any) of the parent frame + when the mouse pointer is inside the tool. @param clientData An optional pointer to client data which can be retrieved later using GetToolClientData(). @@ -320,11 +474,12 @@ public: */ wxToolBarToolBase* AddTool(int toolId, const wxString& label, const wxBitmap& bitmap, - const wxBitmap& bmpDisabled = wxNullBitmap, + const wxBitmap& bmpDisabled, wxItemKind kind = wxITEM_NORMAL, const wxString& shortHelpString = wxEmptyString, const wxString& longHelpString = wxEmptyString, wxObject* clientData = NULL); + //@} /** Deletes all the tools in the toolbar. @@ -355,7 +510,7 @@ public: Enables or disables the tool. @param toolId - Tool to enable or disable. + ID of the tool to enable or disable, as passed to AddTool(). @param enable If @true, enables the tool, otherwise disables it. @@ -403,8 +558,15 @@ public: wxSize GetMargins() const; /** - Returns the size of bitmap that the toolbar expects to have. The default - bitmap size is 16 by 15 pixels. + Returns the size of bitmap that the toolbar expects to have. + + The default bitmap size is platform-dependent: for example, it is 16*15 + for MSW and 24*24 for GTK. This size does @em not necessarily indicate + the best size to use for the toolbars on the given platform, for this + you should use @c wxArtProvider::GetNativeSizeHint(wxART_TOOLBAR) but + in any case, as the bitmap size is deduced automatically from the size + of the bitmaps associated with the tools added to the toolbar, it is + usually unnecessary to call SetToolBitmapSize() explicitly. @remarks Note that this is the size of the bitmap you pass to AddTool(), and not the eventual size of the tool button. @@ -413,11 +575,22 @@ public: */ virtual wxSize GetToolBitmapSize() const; + /** + Returns a pointer to the tool at ordinal position @a pos. + + Don't confuse this with FindToolForPosition(). + + @since 2.9.1 + + @see GetToolsCount() + */ + const wxToolBarToolBase *GetToolByPos(int pos) const; + /** Get any client data associated with the tool. @param toolId - Id of the tool, as passed to AddTool(). + ID of the tool in question, as passed to AddTool(). @return Client data, or @NULL if there is none. */ @@ -427,7 +600,7 @@ public: Called to determine whether a tool is enabled (responds to user input). @param toolId - Id of the tool in question. + ID of the tool in question, as passed to AddTool(). @return @true if the tool is enabled, @false otherwise. @@ -439,7 +612,7 @@ public: Returns the long help for the given tool. @param toolId - The tool in question. + ID of the tool in question, as passed to AddTool(). @see SetToolLongHelp(), SetToolShortHelp() */ @@ -455,6 +628,9 @@ public: /** Returns the tool position in the toolbar, or @c wxNOT_FOUND if the tool is not found. + + @param toolId + ID of the tool in question, as passed to AddTool(). */ virtual int GetToolPos(int toolId) const; @@ -469,7 +645,7 @@ public: Returns the short help for the given tool. @param toolId - The tool in question. + ID of the tool in question, as passed to AddTool(). @see GetToolLongHelp(), SetToolShortHelp() */ @@ -487,7 +663,7 @@ public: Gets the on/off state of a toggle tool. @param toolId - The tool in question. + ID of the tool in question, as passed to AddTool(). @return @true if the tool is toggled on, @false otherwise. @@ -498,7 +674,7 @@ public: /** Returns the number of tools in the toolbar. */ - int GetToolsCount() const; + size_t GetToolsCount() const; /** Inserts the control into the toolbar at the given position. You must @@ -506,7 +682,8 @@ public: @see AddControl(), InsertTool() */ - wxToolBarToolBase* InsertControl(size_t pos, wxControl* control); + virtual wxToolBarToolBase* InsertControl(size_t pos, wxControl* control, + const wxString& label = wxEmptyString); /** Inserts the separator into the toolbar at the given position. You must @@ -516,6 +693,17 @@ public: */ virtual wxToolBarToolBase* InsertSeparator(size_t pos); + /** + Inserts a stretchable space at the given position. + + See AddStretchableSpace() for details about stretchable spaces. + + @see InsertTool(), InsertSeparator() + + @since 2.9.1 + */ + wxToolBarToolBase *InsertStretchableSpace(size_t pos); + //@{ /** Inserts the tool with the specified attributes into the toolbar at the @@ -524,14 +712,21 @@ public: You must call Realize() for the change to take place. @see AddTool(), InsertControl(), InsertSeparator() + + @return The newly inserted tool or @NULL on failure. Notice that with + the overload taking @a tool parameter the caller is responsible for + deleting the tool in the latter case. */ - wxToolBarToolBase* InsertTool(size_t pos, int toolId, - const wxBitmap& bitmap1, - const wxBitmap& bitmap2 = wxNullBitmap, - bool isToggle = false, - wxObject* clientData = NULL, - const wxString& shortHelpString = "", - const wxString& longHelpString = ""); + wxToolBarToolBase* InsertTool( size_t pos, + int toolId, + const wxString& label, + const wxBitmap& bitmap, + const wxBitmap& bmpDisabled = wxNullBitmap, + wxItemKind kind = wxITEM_NORMAL, + const wxString& shortHelp = wxEmptyString, + const wxString& longHelp = wxEmptyString, + wxObject *clientData = NULL); + wxToolBarToolBase* InsertTool(size_t pos, wxToolBarToolBase* tool); //@} @@ -593,7 +788,7 @@ public: @see OnMouseEnter(), OnLeftClick() */ - void OnRightClick(int toolId, float x, float y); + virtual void OnRightClick(int toolId, long x, long y); /** This function should be called after you have added tools. @@ -614,7 +809,11 @@ public: /** Sets the bitmap resource identifier for specifying tool bitmaps as - indices into a custom bitmap. Windows CE only. + indices into a custom bitmap. + + This is a Windows CE-specific method not available in the other ports. + + @onlyfor{wxmsw_wince} */ void SetBitmapResource(int resourceId); @@ -628,6 +827,7 @@ public: */ bool SetDropdownMenu(int id, wxMenu* menu); + //@{ /** Set the values to be used as margins for the toolbar. @@ -657,6 +857,7 @@ public: @see GetMargins(), wxSize */ void SetMargins(const wxSize& size); + //@} /** Sets the default size of each tool bitmap. The default bitmap size is 16 @@ -674,6 +875,9 @@ public: /** Sets the client data associated with the tool. + + @param id + ID of the tool in question, as passed to AddTool(). */ virtual void SetToolClientData(int id, wxObject* clientData); @@ -682,6 +886,9 @@ public: is in a disabled state. This can only be used on Button tools, not controls. + @param id + ID of the tool in question, as passed to AddTool(). + @note The native toolbar classes on the main platforms all synthesize the disabled bitmap from the normal bitmap, so this function will have no effect on those platforms. @@ -693,7 +900,7 @@ public: Sets the long help for the given tool. @param toolId - The tool in question. + ID of the tool in question, as passed to AddTool(). @param helpString A string for the long help. @@ -707,6 +914,9 @@ public: /** Sets the bitmap to be used by the tool with the given ID. This can only be used on Button tools, not controls. + + @param id + ID of the tool in question, as passed to AddTool(). */ virtual void SetToolNormalBitmap(int id, const wxBitmap& bitmap); @@ -716,7 +926,7 @@ public: @param packing The value for packing. - @remarks The packing is used for spacing in the vertical direction if + @remarks The packing is used for spacing in the vertical direction if the toolbar is horizontal, and for spacing in the horizontal direction if the toolbar is vertical. @@ -738,7 +948,7 @@ public: Sets the short help for the given tool. @param toolId - The tool in question. + ID of the tool in question, as passed to AddTool(). @param helpString The string for the short help. @@ -754,7 +964,7 @@ public: Toggles a tool on or off. This does not cause any event to get emitted. @param toolId - Tool in question. + ID of the tool in question, as passed to AddTool(). @param toggle If @true, toggles the tool on, otherwise toggles it off. @@ -762,5 +972,28 @@ public: tool. */ virtual void ToggleTool(int toolId, bool toggle); + + + /** + Factory function to create a new toolbar tool. + */ + virtual wxToolBarToolBase *CreateTool(int toolId, + const wxString& label, + const wxBitmap& bmpNormal, + const wxBitmap& bmpDisabled = wxNullBitmap, + wxItemKind kind = wxITEM_NORMAL, + wxObject *clientData = NULL, + const wxString& shortHelp = wxEmptyString, + const wxString& longHelp = wxEmptyString); + /** + Factory function to create a new control toolbar tool. + */ + virtual wxToolBarToolBase *CreateTool(wxControl *control, + const wxString& label); + + /** + Factory function to create a new separator toolbar tool. + */ + wxToolBarToolBase *CreateSeparator() };