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wxWidgets/src/msw/spinctrl.cpp
Vadim Zeitlin eb3d8395c2 Rename wxSpinCtrl helper functions 
Put them in wxSpinCtrlImpl namespace and remove "wxSpinCtrl" prefix from
the function names themselves, this was ugly.

No real changes.
2019-11-13 15:46:16 +01:00

877 lines
26 KiB
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/////////////////////////////////////////////////////////////////////////////
// Name: src/msw/spinctrl.cpp
// Purpose: wxSpinCtrl class implementation for Win32
// Author: Vadim Zeitlin
// Modified by:
// Created: 22.07.99
// Copyright: (c) 1999-2005 Vadim Zeitlin
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// ============================================================================
// declarations
// ============================================================================
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
// for compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#if wxUSE_SPINCTRL
#include "wx/spinctrl.h"
#ifndef WX_PRECOMP
#include "wx/hashmap.h"
#include "wx/msw/wrapcctl.h" // include <commctrl.h> "properly"
#include "wx/event.h"
#include "wx/textctrl.h"
#include "wx/wxcrtvararg.h"
#endif
#include "wx/private/spinctrl.h"
#include "wx/msw/private.h"
#include "wx/msw/private/winstyle.h"
#if wxUSE_TOOLTIPS
#include "wx/tooltip.h"
#endif // wxUSE_TOOLTIPS
#include <limits.h> // for INT_MIN
// ----------------------------------------------------------------------------
// macros
// ----------------------------------------------------------------------------
wxBEGIN_EVENT_TABLE(wxSpinCtrl, wxSpinButton)
EVT_CHAR(wxSpinCtrl::OnChar)
EVT_SET_FOCUS(wxSpinCtrl::OnSetFocus)
EVT_KILL_FOCUS(wxSpinCtrl::OnKillFocus)
wxEND_EVENT_TABLE()
#define GetBuddyHwnd() (HWND)(m_hwndBuddy)
// ---------------------------------------------------------------------------
// global vars
// ---------------------------------------------------------------------------
namespace
{
// Global hash used to find the spin control corresponding to the given buddy
// text control HWND.
WX_DECLARE_HASH_MAP(HWND, wxSpinCtrl *,
wxPointerHash, wxPointerEqual,
SpinForTextCtrl);
SpinForTextCtrl gs_spinForTextCtrl;
} // anonymous namespace
// ============================================================================
// implementation
// ============================================================================
// ----------------------------------------------------------------------------
// wnd proc for the buddy text ctrl
// ----------------------------------------------------------------------------
LRESULT APIENTRY
wxBuddyTextWndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
wxSpinCtrl * const spin = wxSpinCtrl::GetSpinForTextCtrl(hwnd);
// forward some messages (mostly the key and focus ones) to the spin ctrl
switch ( message )
{
case WM_SETFOCUS:
// if the focus comes from the spin control itself, don't set it
// back to it -- we don't want to go into an infinite loop
if ( (WXHWND)wParam == spin->GetHWND() )
break;
//else: fall through
wxFALLTHROUGH;
case WM_KILLFOCUS:
case WM_CHAR:
case WM_DEADCHAR:
case WM_KEYUP:
case WM_KEYDOWN:
// we need to forward WM_HELP too to ensure that the context help
// associated with wxSpinCtrl is shown when the text control part of it
// is clicked with the "?" cursor
case WM_HELP:
{
WXLRESULT result;
if ( spin->MSWHandleMessage(&result, message, wParam, lParam) )
{
// Do not let the message be processed by the window proc
// of the text control if it had been already handled at wx
// level, this is consistent with what happens for normal,
// non-composite controls.
return 0;
}
// The control may have been deleted at this point, so check.
if ( !::IsWindow(hwnd) )
return 0;
}
break;
case WM_GETDLGCODE:
if ( spin->HasFlag(wxTE_PROCESS_ENTER) )
{
long dlgCode = ::CallWindowProc
(
CASTWNDPROC spin->GetBuddyWndProc(),
hwnd,
message,
wParam,
lParam
);
dlgCode |= DLGC_WANTMESSAGE;
return dlgCode;
}
break;
}
return ::CallWindowProc(CASTWNDPROC spin->GetBuddyWndProc(),
hwnd, message, wParam, lParam);
}
/* static */
wxSpinCtrl *wxSpinCtrl::GetSpinForTextCtrl(WXHWND hwndBuddy)
{
const SpinForTextCtrl::const_iterator
it = gs_spinForTextCtrl.find(hwndBuddy);
if ( it == gs_spinForTextCtrl.end() )
return NULL;
wxSpinCtrl * const spin = it->second;
// sanity check
wxASSERT_MSG( spin->m_hwndBuddy == hwndBuddy,
wxT("wxSpinCtrl has incorrect buddy HWND!") );
return spin;
}
// process a WM_COMMAND generated by the buddy text control
bool wxSpinCtrl::ProcessTextCommand(WXWORD cmd, WXWORD WXUNUSED(id))
{
if ( (cmd == EN_CHANGE) && (!m_blockEvent ))
{
wxCommandEvent event(wxEVT_TEXT, GetId());
event.SetEventObject(this);
wxString val = wxGetWindowText(m_hwndBuddy);
event.SetString(val);
event.SetInt(GetValue());
return HandleWindowEvent(event);
}
// not processed
return false;
}
void wxSpinCtrl::OnChar(wxKeyEvent& event)
{
switch ( event.GetKeyCode() )
{
case WXK_RETURN:
{
wxCommandEvent evt(wxEVT_TEXT_ENTER, m_windowId);
InitCommandEvent(evt);
wxString val = wxGetWindowText(m_hwndBuddy);
evt.SetString(val);
evt.SetInt(GetValue());
if ( HandleWindowEvent(evt) )
return;
break;
}
case WXK_TAB:
// always produce navigation event - even if we process TAB
// ourselves the fact that we got here means that the user code
// decided to skip processing of this TAB - probably to let it
// do its default job.
{
wxNavigationKeyEvent eventNav;
eventNav.SetDirection(!event.ShiftDown());
eventNav.SetWindowChange(event.ControlDown());
eventNav.SetEventObject(this);
if ( GetParent()->HandleWindowEvent(eventNav) )
return;
}
break;
}
// no, we didn't process it
event.Skip();
}
void wxSpinCtrl::OnKillFocus(wxFocusEvent& event)
{
// ensure that a correct value is shown by the control
NormalizeValue();
event.Skip();
}
void wxSpinCtrl::MSWUpdateFontOnDPIChange(const wxSize& newDPI)
{
wxSpinButton::MSWUpdateFontOnDPIChange(newDPI);
if ( m_font.IsOk() )
wxSetWindowFont(GetBuddyHwnd(), m_font);
}
void wxSpinCtrl::OnSetFocus(wxFocusEvent& event)
{
// when we get focus, give it to our buddy window as it needs it more than
// we do
::SetFocus((HWND)m_hwndBuddy);
event.Skip();
}
void wxSpinCtrl::NormalizeValue()
{
const int value = GetValue();
const bool changed = value != m_oldValue;
// notice that we have to call SetValue() even if the value didn't change
// because otherwise we could be left with empty buddy control when value
// is 0, see comment in SetValue()
SetValue(value);
if ( changed )
{
m_oldValue = value;
SendSpinUpdate(value);
}
}
// ----------------------------------------------------------------------------
// construction
// ----------------------------------------------------------------------------
void wxSpinCtrl::Init()
{
m_blockEvent = false;
m_hwndBuddy = NULL;
m_wndProcBuddy = NULL;
m_oldValue = INT_MIN;
}
bool wxSpinCtrl::Create(wxWindow *parent,
wxWindowID id,
const wxString& value,
const wxPoint& pos,
const wxSize& size,
long style,
int min, int max, int initial,
const wxString& name)
{
// set style for the base class
style |= wxSP_VERTICAL;
if ( (style & wxBORDER_MASK) == wxBORDER_DEFAULT )
style |= wxBORDER_SUNKEN;
SetWindowStyle(style);
WXDWORD exStyle = 0;
WXDWORD msStyle = MSWGetStyle(GetWindowStyle(), & exStyle) ;
// Scroll text automatically if there is not enough space to show all of
// it, this is better than not allowing to enter more digits at all.
msStyle |= ES_AUTOHSCROLL;
// propagate text alignment style to text ctrl
if ( style & wxALIGN_RIGHT )
msStyle |= ES_RIGHT;
else if ( style & wxALIGN_CENTER )
msStyle |= ES_CENTER;
// we must create the text control before the spin button for the purpose
// of the dialog navigation: if there is a static text just before the spin
// control, activating it by Alt-letter should give focus to the text
// control, not the spin and the dialog navigation code will give focus to
// the next control (at Windows level), not the one after it
// create the text window
m_hwndBuddy = MSWCreateWindowAtAnyPosition
(
exStyle, // sunken border
wxT("EDIT"), // window class
NULL, // no window title
msStyle, // style (will be shown later)
pos.x, pos.y, // position
0, 0, // size (will be set later)
GetHwndOf(parent), // parent
-1 // control id
);
if ( !m_hwndBuddy )
{
wxLogLastError(wxT("CreateWindow(buddy text window)"));
return false;
}
// create the spin button
if ( !wxSpinButton::Create(parent, id, pos, wxSize(0, 0), style, name) )
{
return false;
}
wxSpinButtonBase::SetRange(min, max);
// subclass the text ctrl to be able to intercept some events
gs_spinForTextCtrl[GetBuddyHwnd()] = this;
m_wndProcBuddy = wxSetWindowProc(GetBuddyHwnd(), wxBuddyTextWndProc);
// associate the text window with the spin button
(void)::SendMessage(GetHwnd(), UDM_SETBUDDY, (WPARAM)m_hwndBuddy, 0);
// set up fonts and colours (This is nomally done in MSWCreateControl)
InheritAttributes();
if (!m_hasFont)
SetFont(GetDefaultAttributes().font);
// If the initial text value is actually a number, it overrides the
// "initial" argument specified later.
long initialFromText;
if ( value.ToLong(&initialFromText) )
initial = initialFromText;
// Set the range in the native control: notice that we must do it before
// calling SetValue() to use the correct validity checks for the initial
// value.
SetRange(min, max);
SetValue(initial);
// Also set the text part of the control if it was specified independently
// but don't generate an event for this, it would be unexpected.
m_blockEvent = true;
if ( !value.empty() )
SetValue(value);
m_blockEvent = false;
// Finally deal with the size: notice that this can only be done now both
// windows are created and the text one is set up as buddy because
// UDM_SETBUDDY changes its size using some unknown algorithm, so setting
// the sizes earlier is useless. Do it after setting the range and the base
// because GetBestSize() uses them.
if ( size.x > 0 && size.x < GetBestSize().x )
{
wxLogDebug(wxS("wxSpinCtrl \"%s\": initial width %d is too small, ")
wxS("at least %d pixels needed."),
name, size.x, GetBestSize().x);
}
SetInitialSize(size);
(void)::ShowWindow(GetBuddyHwnd(), SW_SHOW);
return true;
}
wxSpinCtrl::~wxSpinCtrl()
{
// destroy the buddy window because this pointer which wxBuddyTextWndProc
// uses will not soon be valid any more
::DestroyWindow( GetBuddyHwnd() );
gs_spinForTextCtrl.erase(GetBuddyHwnd());
}
void wxSpinCtrl::Refresh(bool eraseBackground, const wxRect *rect)
{
wxControl::Refresh(eraseBackground, rect);
UINT flags = RDW_INVALIDATE;
if ( eraseBackground )
flags |= RDW_ERASE;
// Don't bother computing the intersection of the given rectangle with the
// buddy control, just always refresh it entirely, as it's much simpler.
::RedrawWindow(GetBuddyHwnd(), NULL, NULL, flags);
}
// ----------------------------------------------------------------------------
// wxSpinCtrl-specific methods
// ----------------------------------------------------------------------------
int wxSpinCtrl::GetBase() const
{
return ::SendMessage(GetHwnd(), UDM_GETBASE, 0, 0);
}
bool wxSpinCtrl::SetBase(int base)
{
if ( !::SendMessage(GetHwnd(), UDM_SETBASE, base, 0) )
return false;
// DoGetBestSize uses the base.
InvalidateBestSize();
// Whether we need to be able enter "x" or not influences whether we should
// use ES_NUMBER for the buddy control.
UpdateBuddyStyle();
// Update the displayed text after changing the base it uses.
SetValue(GetValue());
return true;
}
// ----------------------------------------------------------------------------
// wxTextCtrl-like methods
// ----------------------------------------------------------------------------
void wxSpinCtrl::SetValue(const wxString& text)
{
if ( !::SetWindowText(GetBuddyHwnd(), text.c_str()) )
{
wxLogLastError(wxT("SetWindowText(buddy)"));
}
}
void wxSpinCtrl::SetValue(int val)
{
m_blockEvent = true;
wxSpinButton::SetValue(val);
// Normally setting the value of the spin button is enough as it updates
// its buddy control automatically but in a couple of situations it doesn't
// do it, for whatever reason, do it explicitly then:
const wxString text = wxGetWindowText(m_hwndBuddy);
// First case is when the text control is empty and the value is 0: the
// spin button just leaves it empty in this case, while we want to show 0
// in it.
if ( text.empty() && !val )
{
::SetWindowText(GetBuddyHwnd(), wxT("0"));
}
// Another one is when we're using hexadecimal base but the user input
// doesn't start with "0x" -- we prefer to show it to avoid ambiguity
// between decimal and hexadecimal.
if ( GetBase() == 16 &&
(text.length() < 3 || text[0] != '0' ||
(text[1] != 'x' && text[1] != 'X')) )
{
::SetWindowText(GetBuddyHwnd(),
wxSpinCtrlImpl::FormatAsHex(val, m_max).t_str());
}
m_oldValue = GetValue();
m_blockEvent = false;
}
int wxSpinCtrl::GetValue() const
{
const wxString val = wxGetWindowText(m_hwndBuddy);
long n;
if ( !val.ToLong(&n, GetBase()) )
n = INT_MIN;
if ( n < m_min )
n = m_min;
if ( n > m_max )
n = m_max;
return n;
}
void wxSpinCtrl::SetSelection(long from, long to)
{
// if from and to are both -1, it means (in wxWidgets) that all text should
// be selected - translate into Windows convention
if ( (from == -1) && (to == -1) )
{
from = 0;
}
::SendMessage(GetBuddyHwnd(), EM_SETSEL, (WPARAM)from, (LPARAM)to);
}
void wxSpinCtrl::SetLayoutDirection(wxLayoutDirection dir)
{
// Buddy text field is plain EDIT control so we need to set its layout
// direction in a specific way.
wxUpdateEditLayoutDirection(GetBuddyHwnd(), dir);
wxSpinButton::SetLayoutDirection(dir);
// Reposition the child windows according to the new layout.
SetSize(-1, -1, -1, -1, wxSIZE_AUTO | wxSIZE_FORCE);
}
WXHWND wxSpinCtrl::MSWGetFocusHWND() const
{
// Return the buddy hwnd because it shuld be focused instead of the
// wxSpinCtrl itself.
return m_hwndBuddy;
}
// ----------------------------------------------------------------------------
// wxSpinButton methods
// ----------------------------------------------------------------------------
void wxSpinCtrl::SetRange(int minVal, int maxVal)
{
// Manually adjust the old value to avoid an event being sent from
// NormalizeValue() called from inside the base class SetRange() as we're
// not supposed to generate any events from here.
if ( minVal <= maxVal )
{
if ( m_oldValue < minVal )
m_oldValue = minVal;
else if ( m_oldValue > maxVal )
m_oldValue = maxVal;
}
else // reversed range
{
if ( m_oldValue > minVal )
m_oldValue = minVal;
else if ( m_oldValue < maxVal )
m_oldValue = maxVal;
}
wxSpinButton::SetRange(minVal, maxVal);
InvalidateBestSize();
UpdateBuddyStyle();
}
void wxSpinCtrl::UpdateBuddyStyle()
{
// this control is used for numeric entry so restrict the input to numeric
// keys only -- but only if we don't need to be able to enter "-" in it as
// otherwise this would become impossible and also if we don't use
// hexadecimal as entering "x" of the "0x" prefix wouldn't be allowed
// neither then
wxMSWWinStyleUpdater(GetBuddyHwnd())
.TurnOnOrOff(m_min >= 0 && GetBase() == 10, ES_NUMBER);
}
// ----------------------------------------------------------------------------
// forward some methods to subcontrols
// ----------------------------------------------------------------------------
bool wxSpinCtrl::SetFont(const wxFont& font)
{
if ( !wxWindowBase::SetFont(font) )
{
// nothing to do
return false;
}
if ( m_font.IsOk() )
wxSetWindowFont(GetBuddyHwnd(), m_font);
return true;
}
bool wxSpinCtrl::Show(bool show)
{
if ( !wxControl::Show(show) )
{
return false;
}
::ShowWindow(GetBuddyHwnd(), show ? SW_SHOW : SW_HIDE);
return true;
}
bool wxSpinCtrl::Reparent(wxWindowBase *newParent)
{
// Reparenting both the updown control and its buddy does not seem to work:
// they continue to be connected somehow, but visually there is no feedback
// on the buddy edit control. To avoid this problem, we reparent the buddy
// window normally, but we recreate the updown control and reassign its
// buddy.
// Get the position before changing the parent as it would be offset after
// changing it.
const wxRect rect = GetRect();
if ( !wxWindowBase::Reparent(newParent) )
return false;
newParent->GetChildren().DeleteObject(this);
// destroy the old spin button after detaching it from this wxWindow object
// (notice that m_hWnd will be reset by UnsubclassWin() so save it first)
const HWND hwndOld = GetHwnd();
UnsubclassWin();
if ( !::DestroyWindow(hwndOld) )
{
wxLogLastError(wxT("DestroyWindow"));
}
// create and initialize the new one
if ( !wxSpinButton::Create(GetParent(), GetId(),
wxPoint(0, 0), wxSize(0, 0), // it will have a buddy
GetWindowStyle(), GetName()) )
return false;
// reapply our values to wxSpinButton
wxSpinButton::SetValue(GetValue());
SetRange(m_min, m_max);
// associate it with the buddy control again
::SetParent(GetBuddyHwnd(), GetHwndOf(GetParent()));
(void)::SendMessage(GetHwnd(), UDM_SETBUDDY, (WPARAM)GetBuddyHwnd(), 0);
// also set the size again with wxSIZE_ALLOW_MINUS_ONE flag: this is
// necessary if our original position used -1 for either x or y
SetSize(rect, wxSIZE_ALLOW_MINUS_ONE);
return true;
}
bool wxSpinCtrl::Enable(bool enable)
{
if ( !wxControl::Enable(enable) )
{
return false;
}
MSWEnableHWND(GetBuddyHwnd(), enable);
return true;
}
#if wxUSE_TOOLTIPS
void wxSpinCtrl::DoSetToolTip(wxToolTip *tip)
{
wxSpinButton::DoSetToolTip(tip);
if ( tip )
tip->AddOtherWindow(m_hwndBuddy);
}
#endif // wxUSE_TOOLTIPS
// ----------------------------------------------------------------------------
// events processing and generation
// ----------------------------------------------------------------------------
void wxSpinCtrl::SendSpinUpdate(int value)
{
wxSpinEvent event(wxEVT_SPINCTRL, GetId());
event.SetEventObject(this);
event.SetInt(value);
(void)HandleWindowEvent(event);
}
bool wxSpinCtrl::MSWOnScroll(int WXUNUSED(orientation), WXWORD wParam,
WXWORD WXUNUSED(pos), WXHWND control)
{
wxCHECK_MSG( control, false, wxT("scrolling what?") );
if ( wParam != SB_THUMBPOSITION )
{
// probable SB_ENDSCROLL - we don't react to it
return false;
}
// Notice that we can't use "pos" from WM_VSCROLL as it is 16 bit and we
// might be using 32 bit range.
int new_value = GetValue();
if (m_oldValue != new_value)
{
m_oldValue = new_value;
SendSpinUpdate(new_value);
}
return true;
}
bool wxSpinCtrl::MSWOnNotify(int WXUNUSED(idCtrl), WXLPARAM lParam, WXLPARAM *result)
{
NM_UPDOWN *lpnmud = (NM_UPDOWN *)lParam;
if (lpnmud->hdr.hwndFrom != GetHwnd()) // make sure it is the right control
return false;
*result = 0; // never reject UP and DOWN events
return TRUE;
}
// ----------------------------------------------------------------------------
// size calculations
// ----------------------------------------------------------------------------
int wxSpinCtrl::GetOverlap() const
{
if ( !GetHwnd() )
{
// We can be called from GetSizeFromTextSize() before the window is
// created and still need to return something reasonable in this case,
// so return the overlap equal to the default border size.
return FromDIP(2);
}
// The sign here is correct because the button is positioned inside its
// buddy window.
return wxGetWindowRect(m_hwndBuddy).right - wxGetWindowRect(GetHwnd()).left;
}
wxSize wxSpinCtrl::DoGetBestSize() const
{
return wxSpinCtrlImpl::GetBestSize(this, GetMin(), GetMax(), GetBase());
}
wxSize wxSpinCtrl::DoGetSizeFromTextSize(int xlen, int ylen) const
{
wxSize sizeBtn = wxSpinButton::DoGetBestSize();
// Create a temporary wxTextCtrl wrapping our existing HWND in order to be
// able to reuse its GetSizeFromTextSize() implementation.
wxTextCtrl text;
TempHWNDSetter set(&text, m_hwndBuddy);
// It's unnecessary to actually change the font used by the buddy control,
// but we do need to ensure that the helper wxTextCtrl wxFont matches what
// it is used as GetSizeFromTextSize() uses the current font.
text.wxWindowBase::SetFont(GetFont());
// Increase the width to accommodate the button, which should fit inside
// the text control while taking account of the overlap.
return text.GetSizeFromTextSize(xlen + sizeBtn.x - GetOverlap(), ylen);
}
void wxSpinCtrl::DoMoveWindow(int x, int y, int width, int height)
{
// make sure the given width will be the total of both controls
const int overlap = GetOverlap();
int widthBtn = wxSpinButton::DoGetBestSize().x;
int widthText = width - widthBtn + overlap;
if ( widthText < 0 )
{
// This can happen during the initial window layout when it's total
// size is too small to accommodate all the controls and usually is not
// a problem because the window will be relaid out with enough space
// later. Of course, if it isn't and this is our final size, then we
// have a real problem but as we don't know if this is going to be the
// case or not, just hope for the best -- we used to give a debug
// warning here and this was annoying as it could result in dozens of
// perfectly harmless warnings.
widthText = 0;
}
if ( widthBtn > width )
widthBtn = width;
// Because both subcontrols are positioned relatively
// to the parent which can have different layout direction
// then our control, we need to mirror their positions manually.
if ( GetParent()->GetLayoutDirection() == GetLayoutDirection() )
{
// Logical positions: x(Text) < x(Button)
// 1) The buddy window
DoMoveSibling(m_hwndBuddy, x, y, widthText, height);
// 2) The button window
wxSpinButton::DoMoveWindow(x + widthText - overlap, y, widthBtn, height);
}
else
{
// Logical positions: x(Button) < x(Text)
// 1) The button window
wxSpinButton::DoMoveWindow(x, y, widthBtn, height);
// 2) The buddy window
DoMoveSibling(m_hwndBuddy, x + widthBtn - overlap, y, widthText, height);
}
}
// get total size of the control
void wxSpinCtrl::DoGetSize(int *x, int *y) const
{
RECT spinrect, textrect, ctrlrect;
GetWindowRect(GetHwnd(), &spinrect);
GetWindowRect(GetBuddyHwnd(), &textrect);
UnionRect(&ctrlrect,&textrect, &spinrect);
if ( x )
*x = ctrlrect.right - ctrlrect.left;
if ( y )
*y = ctrlrect.bottom - ctrlrect.top;
}
void wxSpinCtrl::DoGetClientSize(int *x, int *y) const
{
RECT spinrect = wxGetClientRect(GetHwnd());
RECT textrect = wxGetClientRect(GetBuddyHwnd());
RECT ctrlrect;
UnionRect(&ctrlrect,&textrect, &spinrect);
if ( x )
*x = ctrlrect.right - ctrlrect.left;
if ( y )
*y = ctrlrect.bottom - ctrlrect.top;
}
void wxSpinCtrl::DoGetPosition(int *x, int *y) const
{
// Because both subcontrols are mirrored manually
// (for layout direction purposes, see note)
// and leftmost control can be either spin or buddy text
// we need to get positions for both controls
// and return this with lower horizonal value.
// Note:
// Logical positions in manual mirroring:
// our layout == parent layout => x(Text) < x(Button)
// our layout != parent layout => x(Button) < x(Text)
// hack: pretend that our HWND is the text control just for a moment
int xBuddy;
WXHWND hWnd = GetHWND();
wxConstCast(this, wxSpinCtrl)->m_hWnd = m_hwndBuddy;
wxSpinButton::DoGetPosition(&xBuddy, y);
int xText;
wxConstCast(this, wxSpinCtrl)->m_hWnd = hWnd;
wxSpinButton::DoGetPosition(&xText, y);
*x = wxMin(xBuddy, xText);
}
void wxSpinCtrl::DoScreenToClient(int *x, int *y) const
{
wxWindow::MSWDoScreenToClient(GetBuddyHwnd(), x, y);
}
void wxSpinCtrl::DoClientToScreen(int *x, int *y) const
{
wxWindow::MSWDoClientToScreen(GetBuddyHwnd(), x, y);
}
#endif // wxUSE_SPINCTRL
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