wxWidgets/include/wx/tbarbase.h

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/////////////////////////////////////////////////////////////////////////////
// Name: wx/tbarbase.h
// Purpose: Base class for toolbar classes
// Author: Julian Smart
// Modified by:
// Created: 01/02/97
// RCS-ID: $Id$
// Copyright: (c) Julian Smart and Markus Holzem
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_TBARBASE_H_
#define _WX_TBARBASE_H_
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#ifdef __GNUG__
#pragma interface "tbarbase.h"
#endif
#include "wx/defs.h"
#if wxUSE_TOOLBAR
#include "wx/bitmap.h"
#include "wx/list.h"
#include "wx/control.h"
class WXDLLEXPORT wxToolBarBase;
class WXDLLEXPORT wxToolBarToolBase;
// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------
WXDLLEXPORT_DATA(extern const wxChar*) wxToolBarNameStr;
WXDLLEXPORT_DATA(extern const wxSize) wxDefaultSize;
WXDLLEXPORT_DATA(extern const wxPoint) wxDefaultPosition;
enum wxToolBarToolStyle
{
wxTOOL_STYLE_BUTTON = 1,
wxTOOL_STYLE_SEPARATOR = 2,
wxTOOL_STYLE_CONTROL
};
// ----------------------------------------------------------------------------
// wxToolBarTool is a toolbar element.
//
// It has a unique id (except for the separators which always have id -1), 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 WXDLLEXPORT wxToolBarToolBase : public wxObject
{
public:
// ctors & dtor
// ------------
wxToolBarToolBase(wxToolBarBase *tbar = (wxToolBarBase *)NULL,
int id = wxID_SEPARATOR,
const wxBitmap& bitmap1 = wxNullBitmap,
const wxBitmap& bitmap2 = wxNullBitmap,
bool toggle = FALSE,
wxObject *clientData = (wxObject *) NULL,
const wxString& shortHelpString = wxEmptyString,
const wxString& longHelpString = wxEmptyString)
: m_shortHelpString(shortHelpString),
m_longHelpString(longHelpString)
{
m_tbar = tbar;
m_id = id;
m_clientData = clientData;
m_bitmap1 = bitmap1;
m_bitmap2 = bitmap2;
m_isToggle = toggle;
m_enabled = TRUE;
m_toggled = FALSE;
m_toolStyle = id == wxID_SEPARATOR ? wxTOOL_STYLE_SEPARATOR
: wxTOOL_STYLE_BUTTON;
}
wxToolBarToolBase(wxToolBarBase *tbar, wxControl *control)
{
m_tbar = tbar;
m_control = control;
m_id = control->GetId();
m_isToggle = FALSE;
m_enabled = TRUE;
m_toggled = FALSE;
m_toolStyle = wxTOOL_STYLE_CONTROL;
}
~wxToolBarToolBase();
// accessors
// ---------
// general
int GetId() const { return m_id; }
wxControl *GetControl() const
{
wxASSERT_MSG( IsControl(), _T("this toolbar tool is not a control") );
return m_control;
}
wxToolBarBase *GetToolBar() const { return m_tbar; }
// style
bool IsButton() const { return m_toolStyle == wxTOOL_STYLE_BUTTON; }
bool IsControl() const { return m_toolStyle == wxTOOL_STYLE_CONTROL; }
bool IsSeparator() const { return m_toolStyle == wxTOOL_STYLE_SEPARATOR; }
int GetStyle() const { return m_toolStyle; }
// state
bool IsEnabled() const { return m_enabled; }
bool IsToggled() const { return m_toggled; }
bool CanBeToggled() const { return m_isToggle; }
// attributes
const wxBitmap& GetBitmap1() const { return m_bitmap1; }
const wxBitmap& GetBitmap2() const { return m_bitmap2; }
const wxBitmap& GetBitmap() const
{ return IsToggled() ? m_bitmap2 : m_bitmap1; }
wxString GetShortHelp() const { return m_shortHelpString; }
wxString GetLongHelp() const { return m_longHelpString; }
wxObject *GetClientData() const
{
if ( m_toolStyle == wxTOOL_STYLE_CONTROL )
{
return (wxObject*)m_control->GetClientData();
}
else
{
return m_clientData;
}
}
// modifiers: return TRUE if the state really changed
bool Enable(bool enable);
bool Toggle(bool toggle);
bool SetToggle(bool toggle);
bool SetShortHelp(const wxString& help);
bool SetLongHelp(const wxString& help);
void Toggle() { Toggle(!IsToggled()); }
void SetBitmap1(const wxBitmap& bmp) { m_bitmap1 = bmp; }
void SetBitmap2(const wxBitmap& bmp) { m_bitmap2 = bmp; }
void SetClientData(wxObject *clientData)
{
if ( m_toolStyle == wxTOOL_STYLE_CONTROL )
{
m_control->SetClientData(clientData);
}
else
{
m_clientData = clientData;
}
}
// add tool to/remove it from a toolbar
virtual void Detach() { m_tbar = (wxToolBarBase *)NULL; }
virtual void Attach(wxToolBarBase *tbar) { m_tbar = tbar; }
protected:
wxToolBarBase *m_tbar; // the toolbar to which we belong (may be NULL)
int m_toolStyle; // see enum wxToolBarToolStyle
int m_id; // the tool id, wxID_SEPARATOR for separator
// as controls have their own client data, no need to waste memory
union
{
wxObject *m_clientData;
wxControl *m_control;
};
// tool state
bool m_toggled;
bool m_isToggle;
bool m_enabled;
// normal and toggles bitmaps
wxBitmap m_bitmap1;
wxBitmap m_bitmap2;
// short and long help strings
wxString m_shortHelpString;
wxString m_longHelpString;
};
// a list of toolbar tools
WX_DECLARE_EXPORTED_LIST(wxToolBarToolBase, wxToolBarToolsList);
// ----------------------------------------------------------------------------
// the base class for all toolbars
// ----------------------------------------------------------------------------
class WXDLLEXPORT wxToolBarBase : public wxControl
{
public:
wxToolBarBase();
virtual ~wxToolBarBase();
// toolbar construction
// --------------------
// the most commonly used version of AddTool()
wxToolBarToolBase *AddTool(int id,
const wxBitmap& bitmap,
const wxString& shortHelpString = wxEmptyString,
const wxString& longHelpString = wxEmptyString)
{
return AddTool(id, bitmap, wxNullBitmap, FALSE, NULL,
shortHelpString, longHelpString);
}
// If pushedBitmap is NULL, a reversed version of bitmap is created and
// used as the pushed/toggled image. If toggle is TRUE, the button toggles
// between the two states.
wxToolBarToolBase *AddTool(int id,
const wxBitmap& bitmap,
const wxBitmap& pushedBitmap,
bool toggle = FALSE,
wxObject *clientData = NULL,
const wxString& shortHelpString = wxEmptyString,
const wxString& longHelpString = wxEmptyString)
{
return AddTool(id, bitmap, pushedBitmap, toggle,
-1, -1, clientData, shortHelpString, longHelpString);
}
// the old version of AddTool() kept for compatibility
virtual wxToolBarToolBase *AddTool
(
int id,
const wxBitmap& bitmap,
const wxBitmap& pushedBitmap,
bool toggle,
wxCoord xPos,
wxCoord yPos = -1,
wxObject *clientData = NULL,
const wxString& helpString1 = wxEmptyString,
const wxString& helpString2 = wxEmptyString
);
// insert the new tool at the given position, if pos == GetToolsCount(), it
// is equivalent to AddTool()
virtual wxToolBarToolBase *InsertTool
(
size_t pos,
int id,
const wxBitmap& bitmap,
const wxBitmap& pushedBitmap = wxNullBitmap,
bool toggle = FALSE,
wxObject *clientData = NULL,
const wxString& help1 = wxEmptyString,
const wxString& help2 = wxEmptyString
);
// add an arbitrary control to the toolbar, return TRUE if ok (notice that
// the control will be deleted by the toolbar and that it will also adjust
// its position/size)
//
// NB: the control should have toolbar as its parent
virtual wxToolBarToolBase *AddControl(wxControl *control);
virtual wxToolBarToolBase *InsertControl(size_t pos, wxControl *control);
// add a separator to the toolbar
virtual wxToolBarToolBase *AddSeparator();
virtual wxToolBarToolBase *InsertSeparator(size_t pos);
// remove the tool from the toolbar: the caller is responsible for actually
// deleting the pointer
virtual wxToolBarToolBase *RemoveTool(int id);
// delete tool either by index or by position
virtual bool DeleteToolByPos(size_t pos);
virtual bool DeleteTool(int id);
// delete all tools
virtual void ClearTools();
// must be called after all buttons have been created to finish toolbar
// initialisation
virtual bool Realize();
// tools state
// -----------
virtual void EnableTool(int id, bool enable);
virtual void ToggleTool(int id, bool toggle);
// Set this to be togglable (or not)
virtual void SetToggle(int id, bool toggle);
// set/get tools client data (not for controls)
virtual wxObject *GetToolClientData(int id) const;
virtual void SetToolClientData(int id, wxObject *clientData);
// return TRUE if the tool is toggled
virtual bool GetToolState(int id) const;
virtual bool GetToolEnabled(int id) const;
virtual void SetToolShortHelp(int id, const wxString& helpString);
virtual wxString GetToolShortHelp(int id) const;
virtual void SetToolLongHelp(int id, const wxString& helpString);
virtual wxString GetToolLongHelp(int id) const;
// margins/packing/separation
// --------------------------
virtual void SetMargins(int x, int y);
void SetMargins(const wxSize& size)
{ SetMargins((int) size.x, (int) size.y); }
virtual void SetToolPacking(int packing)
{ m_toolPacking = packing; }
virtual void SetToolSeparation(int separation)
{ m_toolSeparation = separation; }
virtual wxSize GetToolMargins() { return GetMargins(); }
virtual int GetToolPacking() { return m_toolPacking; }
virtual int GetToolSeparation() { return m_toolSeparation; }
// for compatibility
wxSize GetMargins() const { return wxSize(m_xMargin, m_yMargin); }
// toolbar geometry
// ----------------
// set the number of toolbar rows
virtual void SetRows(int nRows);
// the toolbar can wrap - limit the number of columns or rows it may take
void SetMaxRowsCols(int rows, int cols)
{ m_maxRows = rows; m_maxCols = cols; }
int GetMaxRows() const { return m_maxRows; }
int GetMaxCols() const { return m_maxCols; }
// get/set the size of the bitmaps used by the toolbar: should be called
// before adding any tools to the toolbar
virtual void SetToolBitmapSize(const wxSize& size)
{ m_defaultWidth = size.x; m_defaultHeight = size.y; };
virtual wxSize GetToolBitmapSize() const
{ return wxSize(m_defaultWidth, m_defaultHeight); }
// the button size in some implementations is bigger than the bitmap size:
// get the total button size (by default the same as bitmap size)
virtual wxSize GetToolSize() const
{ return GetToolBitmapSize(); } ;
// returns a (non separator) tool containing the point (x, y) or NULL if
// there is no tool at this point (corrdinates are client)
virtual wxToolBarToolBase *FindToolForPosition(wxCoord x,
wxCoord y) const = 0;
// event handlers
// --------------
// NB: these functions are deprecated, use EVT_TOOL_XXX() instead!
// Only allow toggle if returns TRUE. Call when left button up.
virtual bool OnLeftClick(int id, bool toggleDown);
// Call when right button down.
virtual void OnRightClick(int id, long x, long y);
// Called when the mouse cursor enters a tool bitmap.
// Argument is -1 if mouse is exiting the toolbar.
virtual void OnMouseEnter(int id);
// more deprecated functions
// -------------------------
#if WXWIN_COMPATIBILITY
void SetDefaultSize(int w, int h) { SetDefaultSize(wxSize(w, h)); }
long GetDefaultWidth() const { return m_defaultWidth; }
long GetDefaultHeight() const { return m_defaultHeight; }
int GetDefaultButtonWidth() const { return (int) GetDefaultButtonSize().x; };
int GetDefaultButtonHeight() const { return (int) GetDefaultButtonSize().y; };
virtual void SetDefaultSize(const wxSize& size) { SetToolBitmapSize(size); }
virtual wxSize GetDefaultSize() const { return GetToolBitmapSize(); }
virtual wxSize GetDefaultButtonSize() const { return GetToolSize(); }
#endif // WXWIN_COMPATIBILITY
// implementation only from now on
// -------------------------------
size_t GetToolsCount() const { return m_tools.GetCount(); }
void OnIdle(wxIdleEvent& event);
// Do the toolbar button updates (check for EVT_UPDATE_UI handlers)
virtual void DoToolbarUpdates();
// don't want toolbars to accept the focus
virtual bool AcceptsFocus() const { return FALSE; }
protected:
// to implement in derived classes
// -------------------------------
// the tool is not yet inserted into m_tools list when this function is
// called and will only be added to it if this function succeeds
virtual bool DoInsertTool(size_t pos, wxToolBarToolBase *tool) = 0;
// the tool is still in m_tools list when this function is called, it will
// only be deleted from it if it succeeds
virtual bool DoDeleteTool(size_t pos, wxToolBarToolBase *tool) = 0;
// called when the tools enabled flag changes
virtual void DoEnableTool(wxToolBarToolBase *tool, bool enable) = 0;
// called when the tool is toggled
virtual void DoToggleTool(wxToolBarToolBase *tool, bool toggle) = 0;
// called when the tools "can be toggled" flag changes
virtual void DoSetToggle(wxToolBarToolBase *tool, bool toggle) = 0;
// the functions to create toolbar tools
virtual wxToolBarToolBase *CreateTool(int id,
const wxBitmap& bitmap1,
const wxBitmap& bitmap2,
bool toggle,
wxObject *clientData,
const wxString& shortHelpString,
const wxString& longHelpString) = 0;
virtual wxToolBarToolBase *CreateTool(wxControl *control) = 0;
// helper functions
// ----------------
// find the tool by id
wxToolBarToolBase *FindById(int id) const;
// the list of all our tools
wxToolBarToolsList m_tools;
// the offset of the first tool
int m_xMargin;
int m_yMargin;
// the maximum number of toolbar rows/columns
int m_maxRows;
int m_maxCols;
// the tool packing and separation
int m_toolPacking,
m_toolSeparation;
// the size of the toolbar bitmaps
wxCoord m_defaultWidth, m_defaultHeight;
private:
DECLARE_EVENT_TABLE()
DECLARE_CLASS(wxToolBarBase)
};
#endif // wxUSE_TOOLBAR
#endif
// _WX_TBARBASE_H_