X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e90c1d2a19361551eb07778280f22be3e759cf64..7509fa8caa43a1327175dd5fa8b7caf6b647e81b:/src/msw/scrolbar.cpp?ds=sidebyside diff --git a/src/msw/scrolbar.cpp b/src/msw/scrolbar.cpp index 2971968636..5cfec12c46 100644 --- a/src/msw/scrolbar.cpp +++ b/src/msw/scrolbar.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: scrolbar.cpp +// Name: msw/scrolbar.cpp // Purpose: wxScrollBar // Author: Julian Smart // Modified by: @@ -10,25 +10,25 @@ ///////////////////////////////////////////////////////////////////////////// #ifdef __GNUG__ -#pragma implementation "scrolbar.h" + #pragma implementation "scrolbar.h" #endif // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ -#pragma hdrstop + #pragma hdrstop #endif +#if wxUSE_SCROLLBAR + #ifndef WX_PRECOMP -#include "wx/defs.h" -#include "wx/utils.h" + #include "wx/utils.h" #endif #include "wx/scrolbar.h" #include "wx/msw/private.h" -#if !USE_SHARED_LIBRARY IMPLEMENT_DYNAMIC_CLASS(wxScrollBar, wxControl) BEGIN_EVENT_TABLE(wxScrollBar, wxControl) @@ -37,7 +37,6 @@ BEGIN_EVENT_TABLE(wxScrollBar, wxControl) #endif END_EVENT_TABLE() -#endif // Scrollbar bool wxScrollBar::Create(wxWindow *parent, wxWindowID id, @@ -50,8 +49,10 @@ bool wxScrollBar::Create(wxWindow *parent, wxWindowID id, return FALSE; parent->AddChild(this); SetName(name); +#if wxUSE_VALIDATORS SetValidator(validator); - +#endif // wxUSE_VALIDATORS + SetBackgroundColour(parent->GetBackgroundColour()) ; SetForegroundColour(parent->GetForegroundColour()) ; m_windowStyle = style; @@ -81,11 +82,16 @@ bool wxScrollBar::Create(wxWindow *parent, wxWindowID id, height = 14; } + DWORD wstyle = WS_VISIBLE | WS_CHILD; + + if ( m_windowStyle & wxCLIP_SIBLINGS ) + wstyle |= WS_CLIPSIBLINGS; + // Now create scrollbar DWORD _direction = (style & wxHORIZONTAL) ? SBS_HORZ: SBS_VERT; - HWND scroll_bar = CreateWindowEx(MakeExtendedStyle(style), T("SCROLLBAR"), T("scrollbar"), - _direction | WS_CHILD | WS_VISIBLE, + HWND scroll_bar = CreateWindowEx(MakeExtendedStyle(style), wxT("SCROLLBAR"), wxT("scrollbar"), + _direction | wstyle, 0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)m_windowId, wxGetInstance(), NULL); @@ -163,8 +169,12 @@ bool wxScrollBar::MSWOnScroll(int WXUNUSED(orientation), WXWORD wParam, scrollEvent = wxEVT_SCROLL_PAGEDOWN; break; - case SB_THUMBTRACK: case SB_THUMBPOSITION: + nScrollInc = pos - position; + scrollEvent = wxEVT_SCROLL_THUMBRELEASE; + break; + + case SB_THUMBTRACK: nScrollInc = pos - position; scrollEvent = wxEVT_SCROLL_THUMBTRACK; break; @@ -173,9 +183,10 @@ bool wxScrollBar::MSWOnScroll(int WXUNUSED(orientation), WXWORD wParam, nScrollInc = 0; } - if ( nScrollInc == 0 ) + // don't process the event if there is no displacement, + // unless this is a thumb release event. + if (( nScrollInc == 0 ) && ( scrollEvent != wxEVT_SCROLL_THUMBRELEASE )) { - // no event to process, so don't process it return FALSE; } @@ -257,8 +268,8 @@ In version 4.0 or later, the maximum value that a scroll bar can report 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) + +MaxScrollPos = MaxRangeValue - (PageSize - 1) */ #if WXWIN_COMPATIBILITY @@ -321,8 +332,8 @@ void wxScrollBar::GetValues(int *viewStart, int *viewLength, int *objectLength, } #endif -WXHBRUSH wxScrollBar::OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor, - WXUINT message, WXWPARAM wParam, WXLPARAM lParam) +WXHBRUSH wxScrollBar::OnCtlColor(WXHDC WXUNUSED(pDC), WXHWND WXUNUSED(pWnd), WXUINT WXUNUSED(nCtlColor), + WXUINT WXUNUSED(message), WXWPARAM WXUNUSED(wParam), WXLPARAM WXUNUSED(lParam)) { return 0; } @@ -347,3 +358,5 @@ void wxScrollBar::OnScroll(wxScrollEvent& event) } } #endif + +#endif // wxUSE_SCROLLBAR