/////////////////////////////////////////////////////////////////////////////
-// Name: msw/spinctrl.cpp
+// Name: src/msw/spinctrl.cpp
// Purpose: wxSpinCtrl class implementation for Win32
// Author: Vadim Zeitlin
// Modified by:
// Created: 22.07.99
-// RCS-ID: $Id$
-// Copyright: (c) Vadim Zeitlin
+// Copyright: (c) 1999-2005 Vadim Zeitlin
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// declarations
// ============================================================================
-#ifdef __GNUG__
- #pragma implementation "spinctrlbase.h"
- #pragma implementation "spinctrl.h"
-#endif
-
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#pragma hdrstop
#endif
+#if wxUSE_SPINCTRL
+
+#include "wx/spinctrl.h"
+
#ifndef WX_PRECOMP
- #include "wx/wx.h"
+ #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
-#if defined(__WIN95__)
-
-#include "wx/spinctrl.h"
#include "wx/msw/private.h"
-#if (defined(__WIN95__) && !defined(__GNUWIN32__)) || defined(__TWIN32__) || defined(wxUSE_NORLANDER_HEADERS)
- #include <commctrl.h>
-#endif
+#if wxUSE_TOOLTIPS
+ #include "wx/tooltip.h"
+#endif // wxUSE_TOOLTIPS
+
+#include <limits.h> // for INT_MIN
// ----------------------------------------------------------------------------
// macros
// ----------------------------------------------------------------------------
-#if !USE_SHARED_LIBRARY
- IMPLEMENT_DYNAMIC_CLASS(wxSpinCtrl, wxControl)
-#endif
+BEGIN_EVENT_TABLE(wxSpinCtrl, wxSpinButton)
+ EVT_CHAR(wxSpinCtrl::OnChar)
+ EVT_SET_FOCUS(wxSpinCtrl::OnSetFocus)
+ EVT_KILL_FOCUS(wxSpinCtrl::OnKillFocus)
+END_EVENT_TABLE()
+
+#define GetBuddyHwnd() (HWND)(m_hwndBuddy)
// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------
-// the margin between the up-down control and its buddy
-static const int MARGIN_BETWEEN = 5;
+// the margin between the up-down control and its buddy (can be arbitrary,
+// choose what you like - or may be decide during run-time depending on the
+// font size?)
+static const int MARGIN_BETWEEN = 1;
+
+
+// ---------------------------------------------------------------------------
+// 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 _EXPORT 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
+
+ case WM_KILLFOCUS:
+ case WM_CHAR:
+ case WM_DEADCHAR:
+ case WM_KEYUP:
+ case WM_KEYDOWN:
+#ifdef WM_HELP
+ // 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:
+#endif
+ {
+ 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 event(wxEVT_TEXT_ENTER, m_windowId);
+ InitCommandEvent(event);
+ wxString val = wxGetWindowText(m_hwndBuddy);
+ event.SetString(val);
+ event.SetInt(GetValue());
+ if ( HandleWindowEvent(event) )
+ 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::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 )
+ {
+ 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,
// before using DoGetBestSize(), have to set style to let the base class
// know whether this is a horizontal or vertical control (we're always
// vertical)
- SetWindowStyle(style | wxSP_VERTICAL);
+ style |= wxSP_VERTICAL;
+
+ if ( (style & wxBORDER_MASK) == wxBORDER_DEFAULT )
+#ifdef __WXWINCE__
+ style |= wxBORDER_SIMPLE;
+#else
+ style |= wxBORDER_SUNKEN;
+#endif
+
+ 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;
- // calculate the sizes: the size given is the toal size for both controls
+ // calculate the sizes: the size given is the total size for both controls
// and we need to fit them both in the given width (height is the same)
wxSize sizeText(size), sizeBtn(size);
sizeBtn.x = wxSpinButton::DoGetBestSize().x;
+ if ( sizeText.x <= 0 )
+ {
+ // DEFAULT_ITEM_WIDTH is the default width for the text control
+ sizeText.x = DEFAULT_ITEM_WIDTH + MARGIN_BETWEEN + sizeBtn.x;
+ }
+
sizeText.x -= sizeBtn.x + MARGIN_BETWEEN;
if ( sizeText.x <= 0 )
{
- wxLogDebug(_T("not enough space for wxSpinCtrl!"));
+ wxLogDebug(wxS("wxSpinCtrl \"%s\": initial width %d is too small, ")
+ wxS("at least %d pixels needed."),
+ name, size.x, sizeBtn.x + MARGIN_BETWEEN + 1);
}
wxPoint posBtn(pos);
posBtn.x += sizeText.x + MARGIN_BETWEEN;
+ // 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 = (WXHWND)::CreateWindowEx
+ (
+ 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
+ (HMENU)-1, // control id
+ wxGetInstance(), // app instance
+ NULL // unused client data
+ );
+
+ if ( !m_hwndBuddy )
+ {
+ wxLogLastError(wxT("CreateWindow(buddy text window)"));
+
+ return false;
+ }
+
+
// create the spin button
if ( !wxSpinButton::Create(parent, id, posBtn, sizeBtn, style, name) )
{
- return FALSE;
+ return false;
+ }
+
+ wxSpinButtonBase::SetRange(min, max);
+
+ // subclass the text ctrl to be able to intercept some events
+ gs_spinForTextCtrl[GetBuddyHwnd()] = this;
+
+ m_wndProcBuddy = (WXFARPROC)wxSetWindowProc(GetBuddyHwnd(),
+ wxBuddyTextWndProc);
+
+ // set up fonts and colours (This is nomally done in MSWCreateControl)
+ InheritAttributes();
+ if (!m_hasFont)
+ SetFont(GetDefaultAttributes().font);
+
+ // set the size of the text window - can do it only now, because we
+ // couldn't call DoGetBestSize() before as font wasn't set
+ if ( sizeText.y <= 0 )
+ {
+ int cx, cy;
+ wxGetCharSize(GetHWND(), &cx, &cy, GetFont());
+
+ sizeText.y = EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy);
}
+ SetInitialSize(size);
+
+ (void)::ShowWindow(GetBuddyHwnd(), SW_SHOW);
+
+ // associate the text window with the spin button
+ (void)::SendMessage(GetHwnd(), UDM_SETBUDDY, (WPARAM)m_hwndBuddy, 0);
+
+ // 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);
- // create the text window
- if ( sizeText.y <= 0 )
+ // 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;
+
+ 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());
+}
+
+// ----------------------------------------------------------------------------
+// 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;
+
+ // Whether we need to be able enter "x" or not influences whether we should
+ // use ES_NUMBER for the buddy control.
+ UpdateBuddyStyle();
+
+ 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 )
{
- // make it the same height as the button then
- int x, y;
- wxSpinButton::DoGetSize(&x, &y);
+ ::SetWindowText(GetBuddyHwnd(), wxT("0"));
+ }
- sizeText.y = y;
+ // 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(),
+ wxPrivate::wxSpinCtrlFormatAsHex(val, m_max).t_str());
}
- m_hwndBuddy = (WXHWND)::CreateWindowEx
- (
- WS_EX_CLIENTEDGE, // sunken border
- _T("EDIT"), // window class
- NULL, // no window title
- WS_CHILD | WS_VISIBLE | WS_BORDER, // style
- pos.x, pos.y, // position
- sizeText.x, sizeText.y, // size
- GetHwndOf(parent), // parent
- (HMENU)-1, // control id
- wxGetInstance(), // app instance
- NULL // unused client data
- );
+ m_oldValue = GetValue();
- if ( !m_hwndBuddy )
+ 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);
+}
+
+// ----------------------------------------------------------------------------
+// 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 ( m_oldValue < minVal )
+ m_oldValue = minVal;
+ else if ( m_oldValue > maxVal )
+ m_oldValue = maxVal;
+
+ wxSpinButton::SetRange(minVal, maxVal);
+
+ 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
+ const DWORD styleOld = ::GetWindowLong(GetBuddyHwnd(), GWL_STYLE);
+ DWORD styleNew;
+ if ( m_min < 0 || GetBase() != 10 )
+ styleNew = styleOld & ~ES_NUMBER;
+ else
+ styleNew = styleOld | ES_NUMBER;
+
+ if ( styleNew != styleOld )
+ ::SetWindowLong(GetBuddyHwnd(), GWL_STYLE, styleNew);
+}
+
+// ----------------------------------------------------------------------------
+// forward some methods to subcontrols
+// ----------------------------------------------------------------------------
+
+bool wxSpinCtrl::SetFont(const wxFont& font)
+{
+ if ( !wxWindowBase::SetFont(font) )
{
- wxLogLastError("CreateWindow(buddy text window)");
+ // nothing to do
+ return false;
+ }
- return FALSE;
+ WXHANDLE hFont = GetFont().GetResourceHandle();
+ (void)::SendMessage(GetBuddyHwnd(), WM_SETFONT, (WPARAM)hFont, TRUE);
+
+ return true;
+}
+
+bool wxSpinCtrl::Show(bool show)
+{
+ if ( !wxControl::Show(show) )
+ {
+ return false;
}
- // should have the same font as the other controls
- WXHANDLE hFont = GetParent()->GetFont().GetResourceHandle();
- ::SendMessage((HWND)m_hwndBuddy, WM_SETFONT, (WPARAM)hFont, TRUE);
+ ::ShowWindow(GetBuddyHwnd(), show ? SW_SHOW : SW_HIDE);
- // associate the text window with the spin button
- (void)SendMessage(GetHwnd(), UDM_SETBUDDY, (WPARAM)m_hwndBuddy, 0);
+ 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(),
+ rect.GetPosition(), rect.GetSize(),
+ GetWindowStyle(), GetName()) )
+ return false;
+
+ // reapply our values to wxSpinButton
+ wxSpinButton::SetValue(GetValue());
+ SetRange(m_min, m_max);
+
+ // 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);
+
+ // associate it with the buddy control again
+ ::SetParent(GetBuddyHwnd(), GetHwndOf(GetParent()));
+ (void)::SendMessage(GetHwnd(), UDM_SETBUDDY, (WPARAM)GetBuddyHwnd(), 0);
+
+ return true;
+}
+
+bool wxSpinCtrl::Enable(bool enable)
+{
+ if ( !wxControl::Enable(enable) )
+ {
+ return false;
+ }
+
+ MSWEnableHWND(GetBuddyHwnd(), enable);
+
+ return true;
+}
+
+void wxSpinCtrl::SetFocus()
+{
+ ::SetFocus(GetBuddyHwnd());
+}
+
+#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)
+{
+ wxCommandEvent event(wxEVT_SPINCTRL, GetId());
+ event.SetEventObject(this);
+ event.SetInt(value);
+
+ (void)HandleWindowEvent(event);
+
+ m_oldValue = value;
+}
+
+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)
+ 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
// ----------------------------------------------------------------------------
+wxSize wxSpinCtrl::DoGetBestSize() const
+{
+ return DoGetSizeFromTextSize(DEFAULT_ITEM_WIDTH);
+}
+
+wxSize wxSpinCtrl::DoGetSizeFromTextSize(int xlen, int ylen) const
+{
+ wxSize sizeBtn = wxSpinButton::DoGetBestSize();
+
+ int y;
+ wxGetCharSize(GetHWND(), NULL, &y, GetFont());
+ // JACS: we should always use the height calculated
+ // from above, because otherwise we'll get a spin control
+ // that's too big. So never use the height calculated
+ // from wxSpinButton::DoGetBestSize().
+
+ wxSize tsize(xlen + sizeBtn.x + MARGIN_BETWEEN + 3*y/10 + 10,
+ EDIT_HEIGHT_FROM_CHAR_HEIGHT(y));
+
+ // Check if the user requested a non-standard height.
+ if ( ylen > 0 )
+ tsize.IncBy(0, ylen - y);
+
+ return tsize;
+}
+
void wxSpinCtrl::DoMoveWindow(int x, int y, int width, int height)
{
- int widthBtn = DoGetBestSize().x;
+ int widthBtn = wxSpinButton::DoGetBestSize().x;
int widthText = width - widthBtn - MARGIN_BETWEEN;
- if ( widthText <= 0 )
+ if ( widthText < 0 )
{
- wxLogDebug(_T("not enough space for wxSpinCtrl!"));
+ // 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 ( !::MoveWindow((HWND)m_hwndBuddy, x, y, widthText, height, TRUE) )
- {
- wxLogLastError("MoveWindow(buddy)");
- }
+ // 1) The buddy window
+ DoMoveSibling(m_hwndBuddy, x, y, widthText, height);
- x += widthText + MARGIN_BETWEEN;
- if ( !::MoveWindow(GetHwnd(), x, y, widthBtn, height, TRUE) )
- {
- wxLogLastError("MoveWindow");
- }
+ // 2) The button window
+ if ( widthText > 0 )
+ x += widthText + MARGIN_BETWEEN;
+ wxSpinButton::DoMoveWindow(x, y, widthBtn, 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
+{
+ // hack: pretend that our HWND is the text control just for a moment
+ WXHWND hWnd = GetHWND();
+ wxConstCast(this, wxSpinCtrl)->m_hWnd = m_hwndBuddy;
+
+ wxSpinButton::DoGetPosition(x, y);
+
+ wxConstCast(this, wxSpinCtrl)->m_hWnd = hWnd;
}
-#endif // __WIN95__
+#endif // wxUSE_SPINCTRL
projects / wxWidgets.git / blobdiff