442b35b53b
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@10795 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
131 lines
4.5 KiB
C++
131 lines
4.5 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: wx/univ/control.h
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// Purpose: universal wxControl: adds handling of mnemonics
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// Author: Vadim Zeitlin
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// Modified by:
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// Created: 14.08.00
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// RCS-ID: $Id$
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// Copyright: (c) 2000 SciTech Software, Inc. (www.scitechsoft.com)
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// Licence: wxWindows license
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_UNIV_CONTROL_H_
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#define _WX_UNIV_CONTROL_H_
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#ifdef __GNUG__
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#pragma interface "control.h"
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#endif
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class WXDLLEXPORT wxControlRenderer;
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class WXDLLEXPORT wxInputHandler;
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class WXDLLEXPORT wxRenderer;
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// we must include it as most/all control classes derive their handlers from
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// it
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#include "wx/univ/inphand.h"
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// ----------------------------------------------------------------------------
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// wxControlAction: the action is currently just a string which identifies it,
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// later it might become an atom (i.e. an opaque handler to string).
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// ----------------------------------------------------------------------------
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typedef wxString wxControlAction;
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// the list of actions which apply to all controls (other actions are defined
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// in the controls headers)
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#define wxACTION_NONE _T("") // no action to perform
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// ----------------------------------------------------------------------------
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// wxControl: the base class for all GUI controls
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// ----------------------------------------------------------------------------
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class WXDLLEXPORT wxControl : public wxControlBase
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{
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public:
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wxControl() { Init(); }
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wxControl(wxWindow *parent,
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wxWindowID id,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize, long style = 0,
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const wxValidator& validator = wxDefaultValidator,
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const wxString& name = wxControlNameStr)
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{
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Init();
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Create(parent, id, pos, size, style, validator, name);
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}
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bool Create(wxWindow *parent,
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wxWindowID id,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize, long style = 0,
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const wxValidator& validator = wxDefaultValidator,
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const wxString& name = wxControlNameStr);
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// this function will filter out '&' characters and will put the
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// accelerator char (the one immediately after '&') into m_chAccel
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virtual void SetLabel(const wxString &label);
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virtual wxString GetLabel() const;
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// wxUniversal-specific methods
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// return the accel index in the string or -1 if none and puts the modified
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// string intosecond parameter if non NULL
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static int FindAccelIndex(const wxString& label,
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wxString *labelOnly = NULL);
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// return the index of the accel char in the label or -1 if none
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int GetAccelIndex() const { return m_indexAccel; }
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// return the accel char itself or 0 if none
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wxChar GetAccelChar() const
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{
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return m_indexAccel == -1 ? _T('\0') : m_label[m_indexAccel];
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}
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// get the input handler of this control
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wxInputHandler *GetInputHandler() const { return m_handler; }
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// perform a control-dependent action: an action may have an optional
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// numeric and another (also optional) string argument whose interpretation
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// depends on the action
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//
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// NB: we might use ellipsis in PerformAction() declaration but this
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// wouldn't be more efficient than always passing 2 unused parameters
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// but would be more difficult. Another solution would be to have
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// several overloaded versions but this will expose the problem of
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// virtual function hiding we don't have here.
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virtual bool PerformAction(const wxControlAction& action,
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long numArg = -1l,
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const wxString& strArg = wxEmptyString);
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protected:
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// event handlers
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void OnMouse(wxMouseEvent& event);
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void OnKeyDown(wxKeyEvent& event);
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void OnKeyUp(wxKeyEvent& event);
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void OnFocus(wxFocusEvent& event);
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void OnActivate(wxActivateEvent& event);
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// common part of all ctors
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void Init();
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// create input handler by name
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void CreateInputHandler(const wxString& inphandler);
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// input processor (never deleted, the theme deletes it itself)
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wxInputHandler *m_handler;
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private:
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// label and accel info
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wxString m_label;
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int m_indexAccel;
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DECLARE_DYNAMIC_CLASS(wxControl)
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DECLARE_EVENT_TABLE()
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};
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#endif // _WX_UNIV_CONTROL_H_
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