X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/7798a18ec81d3733082bc60a958fac1d4510faca..b404a8f3b072129c107c6d9a5e0f6f53cd34807b:/src/msw/spinbutt.cpp?ds=sidebyside diff --git a/src/msw/spinbutt.cpp b/src/msw/spinbutt.cpp index db8c8dc34b..6d6f93e5b5 100644 --- a/src/msw/spinbutt.cpp +++ b/src/msw/spinbutt.cpp @@ -1,269 +1,278 @@ ///////////////////////////////////////////////////////////////////////////// -// 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" #ifdef __BORLANDC__ -#pragma hdrstop + #pragma hdrstop #endif #ifndef WX_PRECOMP -#include "wx.h" + #include "wx/msw/wrapcctl.h" // include "properly" + #include "wx/app.h" #endif -#if defined(__WIN95__) +#if wxUSE_SPINBTN #include "wx/spinbutt.h" + #include "wx/msw/private.h" -#ifndef __GNUWIN32__ -#include +#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(void) +// ============================================================================ +// 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, const wxWindowID id, const wxPoint& pos, const wxSize& size, - const long style, const wxString& name) +wxSpinButton::~wxSpinButton() { - wxSystemSettings settings; - m_backgroundColour = parent->GetDefaultBackgroundColour() ; - m_foregroundColour = parent->GetDefaultForegroundColour() ; - - 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, 0); - - 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(void) +// ---------------------------------------------------------------------------- +// size calculation +// ---------------------------------------------------------------------------- + +wxSize wxSpinButton::DoGetBestSize() const { + return GetBestSpinnerSize( (GetWindowStyle() & wxSP_VERTICAL) != 0 ); } +// ---------------------------------------------------------------------------- // Attributes -//////////////////////////////////////////////////////////////////////////// +// ---------------------------------------------------------------------------- -int wxSpinButton::GetValue(void) const +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(const int val) +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::SetRange(const int minVal, const int maxVal) +void wxSpinButton::NormalizeValue() { - m_min = minVal; - m_max = maxVal; - ::SendMessage((HWND) GetHWND(), UDM_SETRANGE, 0, (LPARAM) MAKELONG((short) minVal, (short) maxVal)); + SetValue( GetValue() ); } -void wxSpinButton::MSWOnVScroll(const WXWORD wParam, const WXWORD pos, const WXHWND control) +void wxSpinButton::SetRange(int minVal, int maxVal) { - if (control) - { - wxSpinEvent event(wxEVT_NULL, m_windowId); - event.SetPosition(pos); - event.SetOrientation(wxVERTICAL); - event.SetEventObject( this ); - - switch ( wParam ) - { - case SB_TOP: - event.m_eventType = wxEVT_SCROLL_TOP; - break; - - case SB_BOTTOM: - event.m_eventType = wxEVT_SCROLL_BOTTOM; - break; - - case SB_LINEUP: - event.m_eventType = wxEVT_SCROLL_LINEUP; - break; - - case SB_LINEDOWN: - event.m_eventType = wxEVT_SCROLL_LINEDOWN; - break; - - case SB_PAGEUP: - event.m_eventType = wxEVT_SCROLL_PAGEUP; - break; - - case SB_PAGEDOWN: - event.m_eventType = wxEVT_SCROLL_PAGEDOWN; - break; - - case SB_THUMBTRACK: - case SB_THUMBPOSITION: - event.m_eventType = wxEVT_SCROLL_THUMBTRACK; - break; - - default: - return; - break; - } - if (!GetEventHandler()->ProcessEvent(event)) - Default(); - } + 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(); + } } -void wxSpinButton::MSWOnHScroll( const WXWORD wParam, const WXWORD pos, const WXHWND control) +bool wxSpinButton::MSWOnScroll(int WXUNUSED(orientation), WXWORD wParam, + WXWORD pos, WXHWND control) { - if (control) - { - wxSpinEvent event(wxEVT_NULL, m_windowId); - event.SetPosition(pos); - event.SetOrientation(wxHORIZONTAL); - event.SetEventObject( this ); - - switch ( wParam ) - { - case SB_TOP: - event.m_eventType = wxEVT_SCROLL_TOP; - break; - - case SB_BOTTOM: - event.m_eventType = wxEVT_SCROLL_BOTTOM; - break; - - case SB_LINEUP: - event.m_eventType = wxEVT_SCROLL_LINEUP; - break; - - case SB_LINEDOWN: - event.m_eventType = wxEVT_SCROLL_LINEDOWN; - break; - - case SB_PAGEUP: - event.m_eventType = wxEVT_SCROLL_PAGEUP; - break; - - case SB_PAGEDOWN: - event.m_eventType = wxEVT_SCROLL_PAGEDOWN; - break; - - case SB_THUMBTRACK: - case SB_THUMBPOSITION: - event.m_eventType = wxEVT_SCROLL_THUMBTRACK; - break; - - default: - return; - break; - } - if (!GetEventHandler()->ProcessEvent(event)) - Default(); - } -} + wxCHECK_MSG( control, false, wxT("scrolling what?") ); -bool wxSpinButton::MSWCommand(const WXUINT cmd, const WXWORD id) -{ - // No command messages - return FALSE; + if ( wParam != SB_THUMBPOSITION ) + { + // probable SB_ENDSCROLL - we don't react to it + return false; + } + + wxSpinEvent event(wxEVT_SCROLL_THUMBTRACK, m_windowId); + event.SetPosition((short)pos); // cast is important for negative values! + event.SetEventObject(this); + + return HandleWindowEvent(event); } -bool wxSpinButton::MSWNotify(const WXWPARAM wParam, const WXLPARAM lParam) +bool wxSpinButton::MSWOnNotify(int WXUNUSED(idCtrl), WXLPARAM lParam, WXLPARAM *result) { - NMHDR* hdr1 = (NMHDR*) lParam; - switch ( hdr1->code ) - { -/* We don't process this message, currently */ - case UDN_DELTAPOS: - { - return wxControl::MSWNotify(wParam, lParam); - break; - } - default : - return wxControl::MSWNotify(wParam, lParam); - break; - } -/* - event.eventObject = this; - event.SetEventType(eventType); - - if ( !ProcessEvent(event) ) - return FALSE; -*/ - return TRUE; -} + NM_UPDOWN *lpnmud = (NM_UPDOWN *)lParam; + + if (lpnmud->hdr.hwndFrom != GetHwnd()) // make sure it is the right control + return false; + + wxSpinEvent event(lpnmud->iDelta > 0 ? wxEVT_SCROLL_LINEUP + : wxEVT_SCROLL_LINEDOWN, + m_windowId); + event.SetPosition(lpnmud->iPos + lpnmud->iDelta); + event.SetEventObject(this); -// Spin event -IMPLEMENT_DYNAMIC_CLASS(wxSpinEvent, wxScrollEvent) + bool processed = HandleWindowEvent(event); -wxSpinEvent::wxSpinEvent(wxEventType commandType, int id): - wxScrollEvent(commandType, id) + *result = event.IsAllowed() ? 0 : 1; + + return processed; +} + +bool wxSpinButton::MSWCommand(WXUINT WXUNUSED(cmd), WXWORD WXUNUSED(id)) { + // No command messages + return false; } -#endif +#endif // wxUSE_SPINBTN