From e8b669d34b64c0332bc70eb0959bd6de31397898 Mon Sep 17 00:00:00 2001 From: Vadim Zeitlin Date: Tue, 9 Jul 2002 23:33:28 +0000 Subject: [PATCH] added ENDSCROLL event (patch 576176) git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@16126 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775 --- include/wx/event.h | 15 +++++++++++---- src/common/event.cpp | 1 + src/msw/scrolbar.cpp | 33 +++++++++++++++++++++------------ src/msw/slider95.cpp | 9 ++++++++- 4 files changed, 41 insertions(+), 17 deletions(-) diff --git a/include/wx/event.h b/include/wx/event.h index cf1181fa51..bde20620a2 100644 --- a/include/wx/event.h +++ b/include/wx/event.h @@ -186,7 +186,7 @@ BEGIN_DECLARE_EVENT_TYPES() // Set cursor event DECLARE_EVENT_TYPE(wxEVT_SET_CURSOR, 230) - // wxScrollbar and wxSlider event identifiers + // wxScrollBar and wxSlider event identifiers DECLARE_EVENT_TYPE(wxEVT_SCROLL_TOP, 300) DECLARE_EVENT_TYPE(wxEVT_SCROLL_BOTTOM, 301) DECLARE_EVENT_TYPE(wxEVT_SCROLL_LINEUP, 302) @@ -195,6 +195,7 @@ BEGIN_DECLARE_EVENT_TYPES() DECLARE_EVENT_TYPE(wxEVT_SCROLL_PAGEDOWN, 305) DECLARE_EVENT_TYPE(wxEVT_SCROLL_THUMBTRACK, 306) DECLARE_EVENT_TYPE(wxEVT_SCROLL_THUMBRELEASE, 307) + DECLARE_EVENT_TYPE(wxEVT_SCROLL_ENDSCROLL, 308) // Scroll events from wxWindow DECLARE_EVENT_TYPE(wxEVT_SCROLLWIN_TOP, 320) @@ -318,6 +319,7 @@ END_DECLARE_EVENT_TYPES() #define wxEVENT_TYPE_SCROLL_PAGEUP wxEVT_SCROLL_PAGEUP #define wxEVENT_TYPE_SCROLL_PAGEDOWN wxEVT_SCROLL_PAGEDOWN #define wxEVENT_TYPE_SCROLL_THUMBTRACK wxEVT_SCROLL_THUMBTRACK +#define wxEVENT_TYPE_SCROLL_ENDSCROLL wxEVT_SCROLL_ENDSCROLL #endif // WXWIN_COMPATIBILITY @@ -496,7 +498,7 @@ private: }; // Scroll event class, derived form wxCommandEvent. wxScrollEvents are -// sent by wxSlider and wxScrollbar. +// sent by wxSlider and wxScrollBar. /* wxEVT_SCROLL_TOP wxEVT_SCROLL_BOTTOM @@ -506,6 +508,7 @@ private: wxEVT_SCROLL_PAGEDOWN wxEVT_SCROLL_THUMBTRACK wxEVT_SCROLL_THUMBRELEASE + wxEVT_SCROLL_ENDSCROLL */ class WXDLLEXPORT wxScrollEvent : public wxCommandEvent @@ -2211,7 +2214,8 @@ typedef void (wxEvtHandler::*wxMouseCaptureChangedEventFunction)(wxMouseCaptureC DECLARE_EVENT_TABLE_ENTRY( wxEVT_SCROLL_PAGEUP, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction) & func, (wxObject *) NULL ),\ DECLARE_EVENT_TABLE_ENTRY( wxEVT_SCROLL_PAGEDOWN, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction) & func, (wxObject *) NULL ),\ DECLARE_EVENT_TABLE_ENTRY( wxEVT_SCROLL_THUMBTRACK, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction) & func, (wxObject *) NULL ),\ - DECLARE_EVENT_TABLE_ENTRY( wxEVT_SCROLL_THUMBRELEASE, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction) & func, (wxObject *) NULL ), + DECLARE_EVENT_TABLE_ENTRY( wxEVT_SCROLL_THUMBRELEASE, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction) & func, (wxObject *) NULL ), \ + DECLARE_EVENT_TABLE_ENTRY( wxEVT_SCROLL_ENDSCROLL, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction) & func, (wxObject *) NULL ), #define EVT_SCROLL_TOP(func) DECLARE_EVENT_TABLE_ENTRY( wxEVT_SCROLL_TOP, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction) & func, (wxObject *) NULL ), #define EVT_SCROLL_BOTTOM(func) DECLARE_EVENT_TABLE_ENTRY( wxEVT_SCROLL_BOTTOM, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction) & func, (wxObject *) NULL ), @@ -2221,6 +2225,7 @@ typedef void (wxEvtHandler::*wxMouseCaptureChangedEventFunction)(wxMouseCaptureC #define EVT_SCROLL_PAGEDOWN(func) DECLARE_EVENT_TABLE_ENTRY( wxEVT_SCROLL_PAGEDOWN, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction) & func, (wxObject *) NULL ), #define EVT_SCROLL_THUMBTRACK(func) DECLARE_EVENT_TABLE_ENTRY( wxEVT_SCROLL_THUMBTRACK, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction) & func, (wxObject *) NULL ), #define EVT_SCROLL_THUMBRELEASE(func) DECLARE_EVENT_TABLE_ENTRY( wxEVT_SCROLL_THUMBRELEASE, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction) & func, (wxObject *) NULL ), +#define EVT_SCROLL_ENDSCROLL(func) DECLARE_EVENT_TABLE_ENTRY( wxEVT_SCROLL_ENDSCROLL, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction) & func, (wxObject *) NULL ), // Scrolling from wxSlider and wxScrollBar, with an id #define EVT_COMMAND_SCROLL(id, func) \ @@ -2231,7 +2236,8 @@ typedef void (wxEvtHandler::*wxMouseCaptureChangedEventFunction)(wxMouseCaptureC DECLARE_EVENT_TABLE_ENTRY( wxEVT_SCROLL_PAGEUP, id, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction) & func, (wxObject *) NULL ),\ DECLARE_EVENT_TABLE_ENTRY( wxEVT_SCROLL_PAGEDOWN, id, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction) & func, (wxObject *) NULL ),\ DECLARE_EVENT_TABLE_ENTRY( wxEVT_SCROLL_THUMBTRACK, id, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction) & func, (wxObject *) NULL ),\ - DECLARE_EVENT_TABLE_ENTRY( wxEVT_SCROLL_THUMBRELEASE, id, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction) & func, (wxObject *) NULL ), + DECLARE_EVENT_TABLE_ENTRY( wxEVT_SCROLL_THUMBRELEASE, id, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction) & func, (wxObject *) NULL ), \ + DECLARE_EVENT_TABLE_ENTRY( wxEVT_SCROLL_ENDSCROLL, id, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction) & func, (wxObject *) NULL ), #define EVT_COMMAND_SCROLL_TOP(id, func) DECLARE_EVENT_TABLE_ENTRY( wxEVT_SCROLL_TOP, id, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction) & func, (wxObject *) NULL ), #define EVT_COMMAND_SCROLL_BOTTOM(id, func) DECLARE_EVENT_TABLE_ENTRY( wxEVT_SCROLL_BOTTOM, id, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction) & func, (wxObject *) NULL ), @@ -2241,6 +2247,7 @@ typedef void (wxEvtHandler::*wxMouseCaptureChangedEventFunction)(wxMouseCaptureC #define EVT_COMMAND_SCROLL_PAGEDOWN(id, func) DECLARE_EVENT_TABLE_ENTRY( wxEVT_SCROLL_PAGEDOWN, id, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction) & func, (wxObject *) NULL ), #define EVT_COMMAND_SCROLL_THUMBTRACK(id, func) DECLARE_EVENT_TABLE_ENTRY( wxEVT_SCROLL_THUMBTRACK, id, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction) & func, (wxObject *) NULL ), #define EVT_COMMAND_SCROLL_THUMBRELEASE(id, func) DECLARE_EVENT_TABLE_ENTRY( wxEVT_SCROLL_THUMBRELEASE, id, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction) & func, (wxObject *) NULL ), +#define EVT_COMMAND_SCROLL_ENDSCROLL(id, func) DECLARE_EVENT_TABLE_ENTRY( wxEVT_SCROLL_ENDSCROLL, id, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction) & func, (wxObject *) NULL ), // Convenience macros for commonly-used commands #define EVT_BUTTON(id, fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_COMMAND_BUTTON_CLICKED, id, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxCommandEventFunction) & fn, (wxObject *) NULL ), diff --git a/src/common/event.cpp b/src/common/event.cpp index b9eeac40fb..60d6cf3dcb 100644 --- a/src/common/event.cpp +++ b/src/common/event.cpp @@ -190,6 +190,7 @@ DEFINE_EVENT_TYPE(wxEVT_SCROLL_PAGEUP) DEFINE_EVENT_TYPE(wxEVT_SCROLL_PAGEDOWN) DEFINE_EVENT_TYPE(wxEVT_SCROLL_THUMBTRACK) DEFINE_EVENT_TYPE(wxEVT_SCROLL_THUMBRELEASE) +DEFINE_EVENT_TYPE(wxEVT_SCROLL_ENDSCROLL) // Scroll events from wxWindow DEFINE_EVENT_TYPE(wxEVT_SCROLLWIN_TOP) diff --git a/src/msw/scrolbar.cpp b/src/msw/scrolbar.cpp index 9c92f70f9e..7c32db671e 100644 --- a/src/msw/scrolbar.cpp +++ b/src/msw/scrolbar.cpp @@ -179,27 +179,36 @@ bool wxScrollBar::MSWOnScroll(int WXUNUSED(orientation), WXWORD wParam, scrollEvent = wxEVT_SCROLL_THUMBTRACK; break; + case SB_ENDSCROLL: + nScrollInc = 0; + scrollEvent = wxEVT_SCROLL_ENDSCROLL; + break; + default: 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 )) + if ( nScrollInc ) { - return FALSE; - } + position += nScrollInc; - int new_pos = position + nScrollInc; + if ( position < 0 ) + position = 0; + if ( position > maxPos ) + position = maxPos; - if (new_pos < 0) - new_pos = 0; - if (new_pos > maxPos) - new_pos = maxPos; + SetThumbPosition(position); + } + else if ( scrollEvent != wxEVT_SCROLL_THUMBRELEASE && + scrollEvent != wxEVT_SCROLL_ENDSCROLL ) + { + // don't process the event if there is no displacement, + // unless this is a thumb release or end scroll event. + return FALSE; + } - SetThumbPosition(new_pos); wxScrollEvent event(scrollEvent, m_windowId); - event.SetPosition(new_pos); + event.SetPosition(position); event.SetEventObject( this ); return GetEventHandler()->ProcessEvent(event); diff --git a/src/msw/slider95.cpp b/src/msw/slider95.cpp index 992b61e96e..213f6b0b67 100644 --- a/src/msw/slider95.cpp +++ b/src/msw/slider95.cpp @@ -250,10 +250,17 @@ bool wxSlider95::MSWOnScroll(int WXUNUSED(orientation), WXWORD wParam, break; case SB_THUMBTRACK: - case SB_THUMBPOSITION: scrollEvent = wxEVT_SCROLL_THUMBTRACK; break; + case SB_THUMBPOSITION: + scrollEvent = wxEVT_SCROLL_THUMBRELEASE; + break; + + case SB_ENDSCROLL: + scrollEvent = wxEVT_SCROLL_ENDSCROLL; + break; + default: // unknown scroll event? return FALSE; -- 2.45.2