/////////////////////////////////////////////////////////////////////////////
-// Name: spinbutt.cpp
+// Name: src/msw/spinbutt.cpp
// Purpose: wxSpinButton
// Author: Julian Smart
// Modified by:
// Created: 04/01/98
// RCS-ID: $Id$
-// Copyright: (c) Julian Smart and Markus Holzem
-// Licence: wxWindows license
+// Copyright: (c) Julian Smart
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
- #pragma implementation "spinbutt.h"
-#endif
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#endif
#ifndef WX_PRECOMP
- #include "wx/wx.h"
+ #include "wx/msw/wrapcctl.h" // include <commctrl.h> "properly"
+ #include "wx/app.h"
#endif
-// Can't resolve reference to CreateUpDownControl in
-// TWIN32, but could probably use normal CreateWindow instead.
-
-#if defined(__WIN95__) && !defined(__TWIN32__)
+#if wxUSE_SPINBTN
#include "wx/spinbutt.h"
+
#include "wx/msw/private.h"
-#if !defined(__GNUWIN32__) || defined(__TWIN32__)
- #include <commctrl.h>
+#ifndef UDM_SETRANGE32
+ #define UDM_SETRANGE32 (WM_USER+111)
#endif
-#if !USE_SHARED_LIBRARY
- IMPLEMENT_DYNAMIC_CLASS(wxSpinButton, wxControl)
+#ifndef UDM_SETPOS32
+ #define UDM_SETPOS32 (WM_USER+113)
+ #define UDM_GETPOS32 (WM_USER+114)
#endif
-wxSpinButton::wxSpinButton()
+// ============================================================================
+// implementation
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// wxWin macros
+// ----------------------------------------------------------------------------
+
+// ----------------------------------------------------------------------------
+// wxSpinButton
+// ----------------------------------------------------------------------------
+
+bool wxSpinButton::Create(wxWindow *parent,
+ wxWindowID id,
+ const wxPoint& pos,
+ const wxSize& size,
+ long style,
+ const wxString& name)
{
- m_min = 0;
- m_max = 100;
+ // basic initialization
+ m_windowId = (id == wxID_ANY) ? NewControlId() : id;
+
+ SetName(name);
+
+ int x = pos.x;
+ int y = pos.y;
+ int width = size.x;
+ int height = size.y;
+
+ m_windowStyle = style;
+
+ SetParent(parent);
+
+ // get the right size for the control
+ if ( width <= 0 || height <= 0 )
+ {
+ wxSize size = DoGetBestSize();
+ if ( width <= 0 )
+ width = size.x;
+ if ( height <= 0 )
+ height = size.y;
+ }
+
+ if ( x < 0 )
+ x = 0;
+ if ( y < 0 )
+ y = 0;
+
+ // translate the styles
+ DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_TABSTOP | /* WS_CLIPSIBLINGS | */
+ UDS_NOTHOUSANDS | // never useful, sometimes harmful
+ UDS_SETBUDDYINT; // it doesn't harm if we don't have buddy
+
+ if ( m_windowStyle & wxCLIP_SIBLINGS )
+ wstyle |= WS_CLIPSIBLINGS;
+ if ( m_windowStyle & wxSP_HORIZONTAL )
+ wstyle |= UDS_HORZ;
+ if ( m_windowStyle & wxSP_ARROW_KEYS )
+ wstyle |= UDS_ARROWKEYS;
+ if ( m_windowStyle & wxSP_WRAP )
+ wstyle |= UDS_WRAP;
+
+ // create the UpDown control.
+ m_hWnd = (WXHWND)CreateUpDownControl
+ (
+ wstyle,
+ x, y, width, height,
+ GetHwndOf(parent),
+ m_windowId,
+ wxGetInstance(),
+ NULL, // no buddy
+ m_max, m_min,
+ m_min // initial position
+ );
+
+ if ( !m_hWnd )
+ {
+ wxLogLastError(wxT("CreateUpDownControl"));
+
+ return false;
+ }
+
+ if ( parent )
+ {
+ parent->AddChild(this);
+ }
+
+ SubclassWin(m_hWnd);
+
+ SetInitialSize(size);
+
+ return true;
}
-bool wxSpinButton::Create(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size,
- long style, const wxString& name)
+wxSpinButton::~wxSpinButton()
{
- wxSystemSettings settings;
- m_backgroundColour = parent->GetBackgroundColour() ;
- m_foregroundColour = parent->GetForegroundColour() ;
-
- SetName(name);
-
- int x = pos.x;
- int y = pos.y;
- int width = size.x;
- int height = size.y;
-
- m_windowStyle = style;
-
- SetParent(parent);
-
- if (width <= 0)
- width = 100;
- if (height <= 0)
- height = 30;
- if (x < 0)
- x = 0;
- if (y < 0)
- y = 0;
-
- m_min = 0;
- m_max = 100;
-
- m_windowId = (id == -1) ? NewControlId() : id;
-
- DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_TABSTOP;
-
- if ( m_windowStyle & wxSP_HORIZONTAL )
- wstyle |= UDS_HORZ;
- if ( m_windowStyle & wxSP_ARROW_KEYS )
- wstyle |= UDS_ARROWKEYS;
- if ( m_windowStyle & wxSP_WRAP )
- wstyle |= UDS_WRAP;
-
- // Create the ListView control.
- HWND hWndListControl = CreateUpDownControl(wstyle,
- x, y, width, height,
- (HWND) parent->GetHWND(),
- m_windowId,
- wxGetInstance(),
- 0,
- m_min, m_max, m_min);
-
- m_hWnd = (WXHWND) hWndListControl;
- if (parent) parent->AddChild(this);
-
- // TODO: have this for all controls.
- if ( !m_hWnd )
- return FALSE;
-
- SubclassWin((WXHWND) m_hWnd);
-
- return TRUE;
}
-wxSpinButton::~wxSpinButton()
+// ----------------------------------------------------------------------------
+// size calculation
+// ----------------------------------------------------------------------------
+
+wxSize wxSpinButton::DoGetBestSize() const
{
+ return GetBestSpinnerSize( (GetWindowStyle() & wxSP_VERTICAL) != 0 );
}
+// ----------------------------------------------------------------------------
// Attributes
-////////////////////////////////////////////////////////////////////////////
+// ----------------------------------------------------------------------------
int wxSpinButton::GetValue() const
{
- return (int) ::SendMessage((HWND) GetHWND(), UDM_GETPOS, 0, 0);
+ int n;
+#ifdef UDM_GETPOS32
+ if ( wxApp::GetComCtl32Version() >= 580 )
+ {
+ // use the full 32 bit range if available
+ n = ::SendMessage(GetHwnd(), UDM_GETPOS32, 0, 0);
+ }
+ else
+#endif // UDM_GETPOS32
+ {
+ // we're limited to 16 bit
+ n = (short)LOWORD(::SendMessage(GetHwnd(), UDM_GETPOS, 0, 0));
+ }
+
+ if (n < m_min) n = m_min;
+ if (n > m_max) n = m_max;
+
+ return n;
}
void wxSpinButton::SetValue(int val)
{
- ::SendMessage((HWND) GetHWND(), UDM_SETPOS, 0, (LPARAM) MAKELONG((short) val, 0));
+ // wxSpinButtonBase::SetValue(val); -- no, it is pure virtual
+
+#ifdef UDM_SETPOS32
+ if ( wxApp::GetComCtl32Version() >= 580 )
+ {
+ // use the full 32 bit range if available
+ ::SendMessage(GetHwnd(), UDM_SETPOS32, 0, val);
+ }
+ else // we're limited to 16 bit
+#endif // UDM_SETPOS32
+ {
+ ::SendMessage(GetHwnd(), UDM_SETPOS, 0, MAKELONG((short) val, 0));
+ }
+}
+
+void wxSpinButton::NormalizeValue()
+{
+ SetValue( GetValue() );
}
void wxSpinButton::SetRange(int minVal, int maxVal)
{
- m_min = minVal;
- m_max = maxVal;
- ::SendMessage((HWND) GetHWND(), UDM_SETRANGE, 0,
- (LPARAM) MAKELONG((short)maxVal, (short)minVal));
+ const bool hadRange = m_min < m_max;
+
+ wxSpinButtonBase::SetRange(minVal, maxVal);
+
+#ifdef UDM_SETRANGE32
+ if ( wxApp::GetComCtl32Version() >= 471 )
+ {
+ // use the full 32 bit range if available
+ ::SendMessage(GetHwnd(), UDM_SETRANGE32, minVal, maxVal);
+ }
+ else // we're limited to 16 bit
+#endif // UDM_SETRANGE32
+ {
+ ::SendMessage(GetHwnd(), UDM_SETRANGE, 0,
+ (LPARAM) MAKELONG((short)maxVal, (short)minVal));
+ }
+
+ // the current value might be out of the new range, force it to be in it
+ NormalizeValue();
+
+ // if range was valid but becomes degenerated (min == max) now or vice
+ // versa then the spin buttons are automatically disabled/enabled back
+ // but don't update themselves for some reason, so do it manually
+ if ( hadRange != (m_min < m_max) )
+ {
+ // update the visual state of the button
+ Refresh();
+ }
}
-bool wxSpinButton::MSWOnScroll(int orientation, WXWORD wParam,
+bool wxSpinButton::MSWOnScroll(int WXUNUSED(orientation), WXWORD wParam,
WXWORD pos, WXHWND control)
{
- if ( !control )
- return FALSE;
-
- wxSpinEvent event(wxEVT_NULL, m_windowId);
- event.SetPosition(pos);
- event.SetOrientation(orientation);
- event.SetEventObject(this);
+ wxCHECK_MSG( control, false, wxT("scrolling what?") );
- switch ( wParam )
+ if ( wParam != SB_THUMBPOSITION )
{
- case SB_TOP:
- event.m_eventType = wxEVT_SCROLL_TOP;
- break;
+ // probable SB_ENDSCROLL - we don't react to it
+ return false;
+ }
- case SB_BOTTOM:
- event.m_eventType = wxEVT_SCROLL_BOTTOM;
- break;
+ wxSpinEvent event(wxEVT_SCROLL_THUMBTRACK, m_windowId);
+ event.SetPosition((short)pos); // cast is important for negative values!
+ event.SetEventObject(this);
- case SB_LINEUP:
- event.m_eventType = wxEVT_SCROLL_LINEUP;
- break;
+ return HandleWindowEvent(event);
+}
- case SB_LINEDOWN:
- event.m_eventType = wxEVT_SCROLL_LINEDOWN;
- break;
+bool wxSpinButton::MSWOnNotify(int WXUNUSED(idCtrl), WXLPARAM lParam, WXLPARAM *result)
+{
+ NM_UPDOWN *lpnmud = (NM_UPDOWN *)lParam;
- case SB_PAGEUP:
- event.m_eventType = wxEVT_SCROLL_PAGEUP;
- break;
+ if (lpnmud->hdr.hwndFrom != GetHwnd()) // make sure it is the right control
+ return false;
- case SB_PAGEDOWN:
- event.m_eventType = wxEVT_SCROLL_PAGEDOWN;
- break;
+ wxSpinEvent event(lpnmud->iDelta > 0 ? wxEVT_SCROLL_LINEUP
+ : wxEVT_SCROLL_LINEDOWN,
+ m_windowId);
+ event.SetPosition(lpnmud->iPos + lpnmud->iDelta);
+ event.SetEventObject(this);
- case SB_THUMBTRACK:
- case SB_THUMBPOSITION:
- event.m_eventType = wxEVT_SCROLL_THUMBTRACK;
- break;
+ bool processed = HandleWindowEvent(event);
- default:
- return FALSE;
- }
+ *result = event.IsAllowed() ? 0 : 1;
- return GetEventHandler()->ProcessEvent(event);
+ return processed;
}
-bool wxSpinButton::MSWCommand(WXUINT cmd, WXWORD id)
+bool wxSpinButton::MSWCommand(WXUINT WXUNUSED(cmd), WXWORD WXUNUSED(id))
{
// No command messages
- return FALSE;
-}
-
-// Spin event
-IMPLEMENT_DYNAMIC_CLASS(wxSpinEvent, wxScrollEvent)
-
-wxSpinEvent::wxSpinEvent(wxEventType commandType, int id)
- : wxScrollEvent(commandType, id)
-{
+ return false;
}
-#endif // __WIN95__
+#endif // wxUSE_SPINBTN
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