///////////////////////////////////////////////////////////////////////////// // Name: src/os2/tglbtn.cpp // Purpose: Definition of the wxToggleButton class, which implements a // toggle button under wxMSW. // Author: John Norris, minor changes by Axel Schlueter // and William Gallafent. // Modified by: // Created: 08.02.01 // RCS-ID: $Id$ // Copyright: (c) 2000 Johnny C. Norris II // License: wxWindows licence ///////////////////////////////////////////////////////////////////////////// // ============================================================================ // declatations // ============================================================================ // ---------------------------------------------------------------------------- // headers // ---------------------------------------------------------------------------- #include "wx/wxprec.h" #ifdef __BORLANDC__ #pragma hdrstop #endif #if wxUSE_TOGGLEBTN #include "wx/tglbtn.h" #ifndef WX_PRECOMP #include "wx/button.h" #include "wx/brush.h" #include "wx/dcscreen.h" #include "wx/settings.h" #include "wx/log.h" #endif // WX_PRECOMP // ---------------------------------------------------------------------------- // macros // ---------------------------------------------------------------------------- IMPLEMENT_DYNAMIC_CLASS(wxToggleButton, wxControl) DEFINE_EVENT_TYPE(wxEVT_COMMAND_TOGGLEBUTTON_CLICKED) #define BUTTON_HEIGHT_FROM_CHAR_HEIGHT(cy) (11*EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy)/10) // ============================================================================ // implementation // ============================================================================ // ---------------------------------------------------------------------------- // wxToggleButton // ---------------------------------------------------------------------------- bool wxToggleButton::OS2Command(WXUINT WXUNUSED(param), WXWORD WXUNUSED(id)) { wxCommandEvent event(wxEVT_COMMAND_TOGGLEBUTTON_CLICKED, m_windowId); event.SetInt(GetValue()); event.SetEventObject(this); ProcessCommand(event); return true; } // Single check box item bool wxToggleButton::Create(wxWindow *parent, wxWindowID id, const wxString& label, const wxPoint& pos, const wxSize& size, long style, const wxValidator& validator, const wxString& name) { if ( !CreateControl(parent, id, pos, size, style, validator, name) ) return false; if ( !OS2CreateControl(wxT("BUTTON"), label, pos, size, 0) ) return false; return true; } wxBorder wxToggleButton::GetDefaultBorder() const { return wxBORDER_NONE; } WXDWORD wxToggleButton::OS2GetStyle(long style, WXDWORD *exstyle) const { WXDWORD msStyle = wxControl::OS2GetStyle(style, exstyle); #ifndef BS_PUSHLIKE #define BS_PUSHLIKE 0x00001000L #endif msStyle |= BS_AUTOCHECKBOX | BS_PUSHLIKE | WS_TABSTOP; return msStyle; } wxSize wxToggleButton::DoGetBestSize() const { wxString label = wxGetWindowText(GetHWND()); int wBtn; wxFont vFont = GetFont(); int wChar; int hChar; GetTextExtent(label, &wBtn, NULL); wxGetCharSize(GetHWND(), &wChar, &hChar, &vFont); // add a margin - the button is wider than just its label wBtn += 3*wChar; // the button height is proportional to the height of the font used int hBtn = BUTTON_HEIGHT_FROM_CHAR_HEIGHT(hChar); #if wxUSE_BUTTON wxSize sz = wxButton::GetDefaultSize(); if (wBtn > sz.x) sz.x = wBtn; if (hBtn > sz.y) sz.y = hBtn; #else wxSize sz(wBtn, hBtn); #endif return sz; } void wxToggleButton::SetValue(bool val) { ::WinSendMsg(GetHwnd(), BM_SETCHECK, MPFROMSHORT(val), (MPARAM)0); } #ifndef BST_CHECKED #define BST_CHECKED 0x0001 #endif bool wxToggleButton::GetValue() const { return (::WinSendMsg(GetHwnd(), BM_QUERYCHECK, 0, 0) == (MRESULT)BST_CHECKED); } void wxToggleButton::Command(wxCommandEvent & event) { SetValue((event.GetInt() != 0)); ProcessCommand(event); } #endif // wxUSE_TOGGLEBTN