// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
#ifdef __GNUG__
#pragma implementation "spinbutt.h"
#endif
// Can't resolve reference to CreateUpDownControl in
// TWIN32, but could probably use normal CreateWindow instead.
+#if wxUSE_SPINBTN
+
#if defined(__WIN95__) && !defined(__TWIN32__)
#include "wx/spinbutt.h"
#include "wx/msw/private.h"
-#if !defined(__GNUWIN32__) || defined(__TWIN32__)
+#if !defined(__GNUWIN32__) || defined(__TWIN32__) || defined(wxUSE_NORLANDER_HEADERS)
#include <commctrl.h>
#endif
+// ============================================================================
+// implementation
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// wxWin macros
+// ----------------------------------------------------------------------------
+
#if !USE_SHARED_LIBRARY
IMPLEMENT_DYNAMIC_CLASS(wxSpinButton, wxControl)
IMPLEMENT_DYNAMIC_CLASS(wxSpinEvent, wxScrollEvent);
#endif
+// ----------------------------------------------------------------------------
+// wxSpinButton
+// ----------------------------------------------------------------------------
+
bool wxSpinButton::Create(wxWindow *parent,
wxWindowID id,
const wxPoint& pos,
long style,
const wxString& name)
{
- wxSystemSettings settings;
- m_backgroundColour = parent->GetBackgroundColour() ;
- m_foregroundColour = parent->GetForegroundColour() ;
+ // basic initialization
+ InitBase();
- SetName(name);
+ m_windowId = (id == -1) ? NewControlId() : id;
- int x = pos.x;
- int y = pos.y;
- int width = size.x;
- int height = size.y;
+ m_backgroundColour = parent->GetBackgroundColour() ;
+ m_foregroundColour = parent->GetForegroundColour() ;
- m_windowStyle = style;
+ SetName(name);
- SetParent(parent);
+ int x = pos.x;
+ int y = pos.y;
+ int width = size.x;
+ int height = size.y;
- if (width <= 0)
- width = 100;
- if (height <= 0)
- height = 30;
- if (x < 0)
- x = 0;
- if (y < 0)
- y = 0;
+ m_windowStyle = style;
- InitBase();
+ SetParent(parent);
- 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;
+ // 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;
+ }
- // 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);
+ if ( x < 0 )
+ x = 0;
+ if ( y < 0 )
+ y = 0;
+
+ // translate the styles
+ DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_TABSTOP |
+ UDS_SETBUDDYINT; // it doesn't harm if we don't have buddy
+
+ 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("CreateUpDownControl");
- m_hWnd = (WXHWND) hWndListControl;
- if (parent) parent->AddChild(this);
+ return FALSE;
+ }
- // TODO: have this for all controls.
- if ( !m_hWnd )
- return FALSE;
+ if ( parent )
+ {
+ parent->AddChild(this);
+ }
- SubclassWin((WXHWND) m_hWnd);
+ SubclassWin(m_hWnd);
- return TRUE;
+ return TRUE;
}
wxSpinButton::~wxSpinButton()
{
}
+// ----------------------------------------------------------------------------
+// size calculation
+// ----------------------------------------------------------------------------
+
+wxSize wxSpinButton::DoGetBestSize()
+{
+ if ( (GetWindowStyle() & wxSP_VERTICAL) != 0 )
+ {
+ // vertical control
+ return wxSize(GetSystemMetrics(SM_CXVSCROLL),
+ 2*GetSystemMetrics(SM_CYVSCROLL));
+ }
+ else
+ {
+ // horizontal control
+ return wxSize(2*GetSystemMetrics(SM_CXHSCROLL),
+ GetSystemMetrics(SM_CYHSCROLL));
+ }
+}
+
+// ----------------------------------------------------------------------------
// Attributes
-////////////////////////////////////////////////////////////////////////////
+// ----------------------------------------------------------------------------
int wxSpinButton::GetValue() const
{
- return LOWORD(::SendMessage(GetHwnd(), UDM_GETPOS, 0, 0));
+ return (short)LOWORD(::SendMessage(GetHwnd(), UDM_GETPOS, 0, 0));
}
void wxSpinButton::SetValue(int val)
bool wxSpinButton::MSWOnScroll(int orientation, WXWORD wParam,
WXWORD pos, WXHWND control)
{
- if ( !control )
- return FALSE;
+ wxCHECK_MSG( control, FALSE, wxT("scrolling what?") )
- wxSpinEvent event(wxEVT_NULL, m_windowId);
- event.SetPosition(pos);
- event.SetOrientation(orientation);
- event.SetEventObject(this);
-
- switch ( wParam )
+ if ( wParam != SB_THUMBPOSITION )
{
- case SB_TOP:
- event.m_eventType = wxEVT_SCROLL_TOP;
- break;
-
- case SB_BOTTOM:
- event.m_eventType = wxEVT_SCROLL_BOTTOM;
- break;
+ // probable SB_ENDSCROLL - we don't react to it
+ return FALSE;
+ }
- case SB_LINEUP:
- event.m_eventType = wxEVT_SCROLL_LINEUP;
- break;
+ wxSpinEvent event(wxEVT_SCROLL_THUMBTRACK, m_windowId);
+ event.SetPosition((short)pos); // cast is important for negative values!
+ event.SetEventObject(this);
- case SB_LINEDOWN:
- event.m_eventType = wxEVT_SCROLL_LINEDOWN;
- break;
+ return GetEventHandler()->ProcessEvent(event);
+}
- case SB_PAGEUP:
- event.m_eventType = wxEVT_SCROLL_PAGEUP;
- break;
+bool wxSpinButton::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
+{
+#ifndef __GNUWIN32__
+#if defined(__BORLANDC__) || defined(__WATCOMC__)
+ LPNM_UPDOWN lpnmud = (LPNM_UPDOWN)lParam;
+#elif defined(__VISUALC__) && (__VISUALC__ >= 1000) && (__VISUALC__ < 1020)
+ LPNM_UPDOWN lpnmud = (LPNM_UPDOWN)lParam;
+#else
+ LPNMUPDOWN lpnmud = (LPNMUPDOWN)lParam;
+#endif
- 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 = GetEventHandler()->ProcessEvent(event);
- default:
- return FALSE;
- }
+ *result = event.IsAllowed() ? 0 : 1;
- return GetEventHandler()->ProcessEvent(event);
+ return processed;
+#else // GnuWin32
+ return FALSE;
+#endif
}
bool wxSpinButton::MSWCommand(WXUINT cmd, WXWORD id)
}
#endif // __WIN95__
+
+#endif
+ // wxUSE_SPINCTN
+
projects / wxWidgets.git / blobdiff