X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2b5f62a0b2db198609b45dec622a018dae37008e..052d2fc5818243dadbc1ec54b1120e295304fc55:/src/msw/scrolbar.cpp diff --git a/src/msw/scrolbar.cpp b/src/msw/scrolbar.cpp index d10d08daad..d789c490a7 100644 --- a/src/msw/scrolbar.cpp +++ b/src/msw/scrolbar.cpp @@ -5,11 +5,11 @@ // 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__ +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma implementation "scrolbar.h" #endif @@ -28,53 +28,104 @@ #include "wx/scrolbar.h" #include "wx/msw/private.h" - +#include "wx/settings.h" + +#if wxUSE_EXTENDED_RTTI +WX_DEFINE_FLAGS( wxScrollBarStyle ) + +wxBEGIN_FLAGS( wxScrollBarStyle ) + // new style border flags, we put them first to + // use them for streaming out + wxFLAGS_MEMBER(wxBORDER_SIMPLE) + wxFLAGS_MEMBER(wxBORDER_SUNKEN) + wxFLAGS_MEMBER(wxBORDER_DOUBLE) + wxFLAGS_MEMBER(wxBORDER_RAISED) + wxFLAGS_MEMBER(wxBORDER_STATIC) + wxFLAGS_MEMBER(wxBORDER_NONE) + + // old style border flags + wxFLAGS_MEMBER(wxSIMPLE_BORDER) + wxFLAGS_MEMBER(wxSUNKEN_BORDER) + wxFLAGS_MEMBER(wxDOUBLE_BORDER) + wxFLAGS_MEMBER(wxRAISED_BORDER) + wxFLAGS_MEMBER(wxSTATIC_BORDER) + wxFLAGS_MEMBER(wxBORDER) + + // standard window styles + wxFLAGS_MEMBER(wxTAB_TRAVERSAL) + wxFLAGS_MEMBER(wxCLIP_CHILDREN) + wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW) + wxFLAGS_MEMBER(wxWANTS_CHARS) + wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE) + wxFLAGS_MEMBER(wxALWAYS_SHOW_SB ) + wxFLAGS_MEMBER(wxVSCROLL) + wxFLAGS_MEMBER(wxHSCROLL) + + wxFLAGS_MEMBER(wxSB_HORIZONTAL) + wxFLAGS_MEMBER(wxSB_VERTICAL) + +wxEND_FLAGS( wxScrollBarStyle ) + +IMPLEMENT_DYNAMIC_CLASS_XTI(wxScrollBar, wxControl,"wx/scrolbar.h") + +wxBEGIN_PROPERTIES_TABLE(wxScrollBar) + wxEVENT_RANGE_PROPERTY( Scroll , wxEVT_SCROLL_TOP , wxEVT_SCROLL_ENDSCROLL , wxScrollEvent ) + + wxPROPERTY( ThumbPosition , int , SetThumbPosition, GetThumbPosition, 0 , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) + wxPROPERTY( Range , int , SetRange, GetRange, 0 , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) + wxPROPERTY( ThumbSize , int , SetThumbSize, GetThumbSize, 0 , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) + wxPROPERTY( PageSize , int , SetPageSize, GetPageSize, 0 , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) + wxPROPERTY_FLAGS( WindowStyle , wxScrollBarStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style +wxEND_PROPERTIES_TABLE() + +wxBEGIN_HANDLERS_TABLE(wxScrollBar) +wxEND_HANDLERS_TABLE() + +wxCONSTRUCTOR_5( wxScrollBar , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size , long , WindowStyle ) +#else IMPLEMENT_DYNAMIC_CLASS(wxScrollBar, wxControl) - -BEGIN_EVENT_TABLE(wxScrollBar, wxControl) -#if WXWIN_COMPATIBILITY - EVT_SCROLL(wxScrollBar::OnScroll) #endif -END_EVENT_TABLE() - // Scrollbar bool wxScrollBar::Create(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long style, - const wxValidator& validator, + const wxValidator& wxVALIDATOR_PARAM(validator), const wxString& name) { if (!parent) - return FALSE; + return false; parent->AddChild(this); SetName(name); #if wxUSE_VALIDATORS SetValidator(validator); #endif // wxUSE_VALIDATORS + if ((style & wxBORDER_MASK) == wxBORDER_DEFAULT) + style |= wxNO_BORDER; + SetBackgroundColour(parent->GetBackgroundColour()) ; SetForegroundColour(parent->GetForegroundColour()) ; m_windowStyle = style; - if ( id == -1 ) - m_windowId = (int)NewControlId(); - else - m_windowId = id; + if ( id == wxID_ANY ) + m_windowId = (int)NewControlId(); + else + m_windowId = id; - int x = pos.x; - int y = pos.y; - int width = size.x; - int height = size.y; + int x = pos.x; + int y = pos.y; + int width = size.x; + int height = size.y; - if (width == -1) + if (width == wxDefaultCoord) { if (style & wxHORIZONTAL) width = 140; else width = 14; } - if (height == -1) + if (height == wxDefaultCoord) { if (style & wxVERTICAL) height = 140; @@ -82,15 +133,13 @@ bool wxScrollBar::Create(wxWindow *parent, wxWindowID id, height = 14; } - DWORD wstyle = WS_VISIBLE | WS_CHILD; - - if ( m_windowStyle & wxCLIP_SIBLINGS ) - wstyle |= WS_CLIPSIBLINGS; + WXDWORD exStyle = 0; + WXDWORD wstyle = MSWGetStyle(style, & exStyle) ; // Now create scrollbar DWORD _direction = (style & wxHORIZONTAL) ? SBS_HORZ: SBS_VERT; - HWND scroll_bar = CreateWindowEx(MakeExtendedStyle(style), wxT("SCROLLBAR"), wxT("scrollbar"), + HWND scroll_bar = CreateWindowEx(exStyle, wxT("SCROLLBAR"), wxT("scrollbar"), _direction | wstyle, 0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)m_windowId, wxGetInstance(), NULL); @@ -103,8 +152,6 @@ bool wxScrollBar::Create(wxWindow *parent, wxWindowID id, ::SetScrollPos(scroll_bar, SB_CTL, 0, FALSE); ShowWindow(scroll_bar, SW_SHOW); - SetFont(parent->GetFont()); - m_hWnd = (WXHWND)scroll_bar; // Subclass again for purposes of dialog editing mode @@ -112,7 +159,7 @@ bool wxScrollBar::Create(wxWindow *parent, wxWindowID id, SetSize(x, y, width, height); - return TRUE; + return true; } wxScrollBar::~wxScrollBar(void) @@ -120,16 +167,19 @@ wxScrollBar::~wxScrollBar(void) } bool wxScrollBar::MSWOnScroll(int WXUNUSED(orientation), WXWORD wParam, - WXWORD pos, WXHWND control) + WXWORD pos, WXHWND WXUNUSED(control)) { // current and max positions int position, maxPos, trackPos = pos; -#ifdef __WIN32__ + wxUnusedVar(trackPos); + // when we're dragging the scrollbar we can't use pos parameter because it // is limited to 16 bits - if ( wParam == SB_THUMBPOSITION || wParam == SB_THUMBTRACK ) + // JACS: now always using GetScrollInfo, since there's no reason + // not to +// if ( wParam == SB_THUMBPOSITION || wParam == SB_THUMBTRACK ) { SCROLLINFO scrollInfo; wxZeroMemory(scrollInfo); @@ -149,13 +199,14 @@ bool wxScrollBar::MSWOnScroll(int WXUNUSED(orientation), WXWORD wParam, position = scrollInfo.nPos; maxPos = scrollInfo.nMax; } +#if 0 else -#endif // Win32 { position = ::GetScrollPos((HWND) control, SB_CTL); int minPos; ::GetScrollRange((HWND) control, SB_CTL, &minPos, &maxPos); } +#endif #if defined(__WIN95__) // A page size greater than one has the effect of reducing the effective @@ -235,10 +286,11 @@ bool wxScrollBar::MSWOnScroll(int WXUNUSED(orientation), WXWORD wParam, { // don't process the event if there is no displacement, // unless this is a thumb release or end scroll event. - return FALSE; + return false; } wxScrollEvent event(scrollEvent, m_windowId); + event.SetOrientation(IsVertical() ? wxVERTICAL : wxHORIZONTAL); event.SetPosition(position); event.SetEventObject( this ); @@ -263,7 +315,17 @@ void wxScrollBar::SetThumbPosition(int viewStart) int wxScrollBar::GetThumbPosition(void) const { - return ::GetScrollPos((HWND)m_hWnd, SB_CTL); + SCROLLINFO scrollInfo; + wxZeroMemory(scrollInfo); + scrollInfo.cbSize = sizeof(SCROLLINFO); + scrollInfo.fMask = SIF_POS; + + if ( !::GetScrollInfo(GetHwnd(), SB_CTL, &scrollInfo) ) + { + wxLogLastError(_T("GetScrollInfo")); + } + return scrollInfo.nPos; +// return ::GetScrollPos((HWND)m_hWnd, SB_CTL); } void wxScrollBar::SetScrollbar(int position, int thumbSize, int range, int pageSize, @@ -302,76 +364,6 @@ void wxScrollBar::SetScrollbar(int position, int thumbSize, int range, int pageS } -/* From the WIN32 documentation: -In version 4.0 or later, the maximum value that a scroll bar can report -(that is, the maximum scrolling position) depends on the page size. -If the scroll bar has a page size greater than one, the maximum scrolling position -is less than the maximum range value. You can use the following formula to calculate -the maximum scrolling position: - -MaxScrollPos = MaxRangeValue - (PageSize - 1) -*/ - -#if WXWIN_COMPATIBILITY -void wxScrollBar::SetPageSize(int pageLength) -{ - m_pageSize = pageLength; - -#if defined(__WIN95__) - SCROLLINFO info; - info.cbSize = sizeof(SCROLLINFO); - info.nPage = pageLength; - info.fMask = SIF_PAGE ; - - ::SetScrollInfo((HWND) GetHWND(), SB_CTL, &info, TRUE); -#endif -} - -void wxScrollBar::SetObjectLength(int objectLength) -{ - m_objectSize = objectLength; - - // The range (number of scroll steps) is the - // object length minus the view size. - int range = wxMax((objectLength - m_viewSize), 0) ; - -#if defined(__WIN95__) - // Try to adjust the range to cope with page size > 1 - // (see comment for SetPageLength) - if ( m_pageSize > 1 ) - { - range += (m_pageSize - 1); - } - - SCROLLINFO info; - info.cbSize = sizeof(SCROLLINFO); - info.nPage = 0; - info.nMin = 0; - info.nMax = range; - info.nPos = 0; - info.fMask = SIF_RANGE ; - - ::SetScrollInfo((HWND) GetHWND(), SB_CTL, &info, TRUE); -#else - ::SetScrollRange((HWND)m_hWnd, SB_CTL, 0, range, TRUE); -#endif -} - -void wxScrollBar::SetViewLength(int viewLength) -{ - m_viewSize = viewLength; -} - -void wxScrollBar::GetValues(int *viewStart, int *viewLength, int *objectLength, - int *pageLength) const -{ - *viewStart = ::GetScrollPos((HWND)m_hWnd, SB_CTL); - *viewLength = m_viewSize; - *objectLength = m_objectSize; - *pageLength = m_pageSize; -} -#endif - WXHBRUSH wxScrollBar::OnCtlColor(WXHDC WXUNUSED(pDC), WXHWND WXUNUSED(pWnd), WXUINT WXUNUSED(nCtlColor), WXUINT WXUNUSED(message), WXWPARAM WXUNUSED(wParam), WXLPARAM WXUNUSED(lParam)) { @@ -384,19 +376,21 @@ void wxScrollBar::Command(wxCommandEvent& event) ProcessCommand(event); } -#if WXWIN_COMPATIBILITY -// Backward compatibility -void wxScrollBar::OnScroll(wxScrollEvent& event) +wxSize wxScrollBar::DoGetBestSize() const { - wxEventType oldEvent = event.GetEventType(); - event.SetEventType( wxEVT_COMMAND_SCROLLBAR_UPDATED ); - if ( !GetEventHandler()->ProcessEvent(event) ) + int w = 100; + int h = 100; + + if ( IsVertical() ) { - event.SetEventType( oldEvent ); - if (!GetParent()->GetEventHandler()->ProcessEvent(event)) - event.Skip(); + w = wxSystemSettings::GetMetric(wxSYS_VSCROLL_X); } + else + { + h = wxSystemSettings::GetMetric(wxSYS_HSCROLL_Y); + } + + return wxSize(w, h); } -#endif #endif // wxUSE_SCROLLBAR