6463b9f539
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@25182 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
146 lines
3.8 KiB
C++
146 lines
3.8 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: src/univ/control.cpp
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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 licence
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/////////////////////////////////////////////////////////////////////////////
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// ============================================================================
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// declarations
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// ============================================================================
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#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
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#pragma implementation "control.h"
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#endif
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#if wxUSE_CONTROLS
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#ifndef WX_PRECOMP
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#include "wx/app.h"
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#include "wx/control.h"
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#include "wx/dcclient.h"
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#endif
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#include "wx/univ/renderer.h"
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#include "wx/univ/inphand.h"
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#include "wx/univ/theme.h"
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// ============================================================================
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// implementation
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// ============================================================================
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IMPLEMENT_DYNAMIC_CLASS(wxControl, wxWindow)
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BEGIN_EVENT_TABLE(wxControl, wxControlBase)
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WX_EVENT_TABLE_INPUT_CONSUMER(wxControl)
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END_EVENT_TABLE()
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WX_FORWARD_TO_INPUT_CONSUMER(wxControl)
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// ----------------------------------------------------------------------------
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// creation
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// ----------------------------------------------------------------------------
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void wxControl::Init()
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{
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m_indexAccel = -1;
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m_inputHandler = (wxInputHandler *)NULL;
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}
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bool wxControl::Create(wxWindow *parent,
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wxWindowID id,
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const wxPoint& pos,
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const wxSize& size,
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long style,
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const wxValidator& validator,
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const wxString& name)
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{
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if ( !wxControlBase::Create(parent, id, pos, size, style, validator, name) )
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{
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// underlying window creation failed?
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return FALSE;
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}
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return TRUE;
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}
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// ----------------------------------------------------------------------------
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// mnemonics handling
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// ----------------------------------------------------------------------------
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/* static */
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int wxControl::FindAccelIndex(const wxString& label, wxString *labelOnly)
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{
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// the character following MNEMONIC_PREFIX is the accelerator for this
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// control unless it is MNEMONIC_PREFIX too - this allows to insert
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// literal MNEMONIC_PREFIX chars into the label
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static const wxChar MNEMONIC_PREFIX = _T('&');
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if ( labelOnly )
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{
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labelOnly->Empty();
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labelOnly->Alloc(label.length());
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}
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int indexAccel = -1;
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for ( const wxChar *pc = label; *pc != wxT('\0'); pc++ )
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{
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if ( *pc == MNEMONIC_PREFIX )
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{
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pc++; // skip it
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if ( *pc != MNEMONIC_PREFIX )
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{
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if ( indexAccel == -1 )
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{
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// remember it (-1 is for MNEMONIC_PREFIX itself
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indexAccel = pc - label.c_str() - 1;
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}
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else
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{
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wxFAIL_MSG(_T("duplicate accel char in control label"));
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}
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}
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}
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if ( labelOnly )
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{
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*labelOnly += *pc;
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}
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}
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return indexAccel;
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}
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void wxControl::SetLabel(const wxString& label)
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{
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wxString labelOld = m_label;
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m_indexAccel = FindAccelIndex(label, &m_label);
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if ( m_label != labelOld )
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{
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Refresh();
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}
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}
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wxString wxControl::GetLabel() const
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{
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return m_label;
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}
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#endif // wxUSE_CONTROLS
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