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[wxWidgets.git] / src / univ / scrolbar.cpp

diff --git a/src/univ/scrolbar.cpp b/src/univ/scrolbar.cpp
index b848808a1445d04df6f9c2ec80db89ab49c14ebf..8626070f0deed332be11204b4b15adc64e906942 100644 (file)
--- a/src/univ/scrolbar.cpp
+++ b/src/univ/scrolbar.cpp
@@ -6,7 +6,7 @@
 // Created:     20.08.00
 // RCS-ID:      $Id$
 // Copyright:   (c) 2000 SciTech Software, Inc. (www.scitechsoft.com)
-// Licence:     wxWindows license
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
@@ -17,8 +17,8 @@
 // headers
 // ----------------------------------------------------------------------------
 
-#ifdef __GNUG__
-    #pragma implementation "scrolbar.h"
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
+    #pragma implementation "univscrolbar.h"
 #endif
 
 #include "wx/wxprec.h"
@@ -42,6 +42,7 @@
 #include "wx/univ/renderer.h"
 #include "wx/univ/inphand.h"
 #include "wx/univ/theme.h"
+#include "wx/log.h"
 
 #define WXDEBUG_SCROLLBAR
 
@@ -49,6 +50,10 @@
     #undef WXDEBUG_SCROLLBAR
 #endif // !__WXDEBUG__
 
+#if defined(WXDEBUG_SCROLLBAR) && defined(__WXMSW__) && !defined(__WXMICROWIN__)
+#include "wx/msw/private.h"
+#endif
+
 // ----------------------------------------------------------------------------
 // wxScrollBarTimer: this class is used to repeatedly scroll the scrollbar
 // when the mouse is help pressed on the arrow or on the bar. It generates the
@@ -78,7 +83,6 @@ private:
 IMPLEMENT_DYNAMIC_CLASS(wxScrollBar, wxControl)
 
 BEGIN_EVENT_TABLE(wxScrollBar, wxScrollBarBase)
-    EVT_IDLE(wxScrollBar::OnIdle)
 END_EVENT_TABLE()
 
 // ----------------------------------------------------------------------------
@@ -143,7 +147,7 @@ bool wxScrollBar::Create(wxWindow *parent,
     // the scrollbars never have the border
     style &= ~wxBORDER_MASK;
 
-    if ( !wxControl::Create(parent, id, pos, size, style, wxDefaultValidator, name) )
+    if ( !wxControl::Create(parent, id, pos, size, style, validator, name) )
         return FALSE;
 
     SetBestSize(size);
@@ -160,6 +164,28 @@ wxScrollBar::~wxScrollBar()
 {
 }
 
+// ----------------------------------------------------------------------------
+// misc accessors
+// ----------------------------------------------------------------------------
+
+bool wxScrollBar::IsStandalone() const
+{
+    wxWindow *parent = GetParent();
+    if ( !parent )
+    {
+        return TRUE;
+    }
+
+    return (parent->GetScrollbar(wxHORIZONTAL) != this) &&
+           (parent->GetScrollbar(wxVERTICAL) != this);
+}
+
+bool wxScrollBar::AcceptsFocus() const
+{
+    // the window scrollbars never accept focus
+    return wxScrollBarBase::AcceptsFocus() && IsStandalone();
+}
+
 // ----------------------------------------------------------------------------
 // scrollbar API
 // ----------------------------------------------------------------------------
@@ -295,7 +321,13 @@ wxScrollArrows::Arrow wxScrollBar::HitTest(const wxPoint& pt) const
 // drawing
 // ----------------------------------------------------------------------------
 
-void wxScrollBar::OnIdle(wxIdleEvent& event)
+void wxScrollBar::OnInternalIdle()
+{
+    UpdateThumb();
+    wxControl::OnInternalIdle();
+}
+
+void wxScrollBar::UpdateThumb()
 {
     if ( m_dirty )
     {
@@ -360,7 +392,7 @@ void wxScrollBar::OnIdle(wxIdleEvent& event)
         }
 #endif // WXDEBUG_SCROLLBAR
 
-                    Refresh(TRUE, &rect);
+                    Refresh(FALSE, &rect);
                 }
 
                 m_elementsState[n] &= ~wxCONTROL_DIRTY;
@@ -369,8 +401,6 @@ void wxScrollBar::OnIdle(wxIdleEvent& event)
 
         m_dirty = FALSE;
     }
-
-    event.Skip();
 }
 
 void wxScrollBar::DoDraw(wxControlRenderer *renderer)
@@ -460,6 +490,10 @@ bool wxScrollBar::PerformAction(const wxControlAction& action,
     {
         DoSetThumb(numArg);
 
+        // VS: we have to force redraw here, otherwise the thumb will lack
+        //     behind mouse cursor
+        UpdateThumb();
+
         scrollType = wxEVT_SCROLLWIN_THUMBTRACK;
     }
     else if ( action == wxACTION_SCROLL_LINE_UP )
@@ -512,6 +546,16 @@ bool wxScrollBar::PerformAction(const wxControlAction& action,
     bool changed = m_thumbPos != thumbOld;
     if ( notify || changed )
     {
+        if ( IsStandalone() )
+        {
+            // we should generate EVT_SCROLL events for the standalone
+            // scrollbars and not the EVT_SCROLLWIN ones
+            //
+            // NB: we assume that scrollbar events are sequentially numbered
+            //     but this should be ok as other code relies on this as well
+            scrollType += wxEVT_SCROLL_TOP - wxEVT_SCROLLWIN_TOP;
+        }
+
         wxScrollWinEvent event(scrollType, m_thumbPos,
                                IsVertical() ? wxVERTICAL : wxHORIZONTAL);
         event.SetEventObject(this);
@@ -531,14 +575,16 @@ void wxScrollBar::ScrollToEnd()
     DoSetThumb(m_range - m_thumbSize);
 }
 
-void wxScrollBar::ScrollLines(int nLines)
+bool wxScrollBar::ScrollLines(int nLines)
 {
     DoSetThumb(m_thumbPos + nLines);
+    return TRUE;
 }
 
-void wxScrollBar::ScrollPages(int nPages)
+bool wxScrollBar::ScrollPages(int nPages)
 {
     DoSetThumb(m_thumbPos + nPages*m_pageSize);
+    return TRUE;
 }
 
 // ============================================================================
@@ -653,7 +699,7 @@ void wxStdScrollBarInputHandler::HandleThumbMove(wxScrollBar *scrollbar,
     scrollbar->PerformAction(wxACTION_SCROLL_THUMB_MOVE, thumbPos);
 }
 
-bool wxStdScrollBarInputHandler::HandleKey(wxControl *control,
+bool wxStdScrollBarInputHandler::HandleKey(wxInputConsumer *consumer,
                                            const wxKeyEvent& event,
                                            bool pressed)
 {
@@ -669,22 +715,24 @@ bool wxStdScrollBarInputHandler::HandleKey(wxControl *control,
             case WXK_LEFT:      action = wxACTION_SCROLL_LINE_UP;   break;
             case WXK_HOME:      action = wxACTION_SCROLL_START;     break;
             case WXK_END:       action = wxACTION_SCROLL_END;       break;
+            case WXK_PAGEUP:
             case WXK_PRIOR:     action = wxACTION_SCROLL_PAGE_UP;   break;
+            case WXK_PAGEDOWN:
             case WXK_NEXT:      action = wxACTION_SCROLL_PAGE_DOWN; break;
         }
 
         if ( !!action )
         {
-            control->PerformAction(action);
+            consumer->PerformAction(action);
 
             return TRUE;
         }
     }
 
-    return wxStdInputHandler::HandleKey(control, event, pressed);
+    return wxStdInputHandler::HandleKey(consumer, event, pressed);
 }
 
-bool wxStdScrollBarInputHandler::HandleMouse(wxControl *control,
+bool wxStdScrollBarInputHandler::HandleMouse(wxInputConsumer *consumer,
                                              const wxMouseEvent& event)
 {
     // is this a click event from an acceptable button?
@@ -692,7 +740,7 @@ bool wxStdScrollBarInputHandler::HandleMouse(wxControl *control,
     if ( (btn != -1) && IsAllowedButton(btn) )
     {
         // determine which part of the window mouse is in
-        wxScrollBar *scrollbar = wxStaticCast(control, wxScrollBar);
+        wxScrollBar *scrollbar = wxStaticCast(consumer->GetInputWindow(), wxScrollBar);
         wxHitTest ht = m_renderer->HitTestScrollbar
                                    (
                                     scrollbar,
@@ -706,7 +754,7 @@ bool wxStdScrollBarInputHandler::HandleMouse(wxControl *control,
             if ( !m_winCapture )
             {
                 m_btnCapture = btn;
-                m_winCapture = control;
+                m_winCapture = consumer->GetInputWindow();
                 m_winCapture->CaptureMouse();
 
                 // generate the command
@@ -733,7 +781,7 @@ bool wxStdScrollBarInputHandler::HandleMouse(wxControl *control,
                         break;
 
                     case wxHT_SCROLLBAR_THUMB:
-                        control->PerformAction(wxACTION_SCROLL_THUMB_DRAG);
+                        consumer->PerformAction(wxACTION_SCROLL_THUMB_DRAG);
                         m_ofsMouse = GetMouseCoord(scrollbar, event) -
                                      m_renderer->ScrollbarToPixel(scrollbar);
 
@@ -791,13 +839,13 @@ bool wxStdScrollBarInputHandler::HandleMouse(wxControl *control,
         }
     }
 
-    return wxStdInputHandler::HandleMouse(control, event);
+    return wxStdInputHandler::HandleMouse(consumer, event);
 }
 
-bool wxStdScrollBarInputHandler::HandleMouseMove(wxControl *control,
+bool wxStdScrollBarInputHandler::HandleMouseMove(wxInputConsumer *consumer,
                                                  const wxMouseEvent& event)
 {
-    wxScrollBar *scrollbar = wxStaticCast(control, wxScrollBar);
+    wxScrollBar *scrollbar = wxStaticCast(consumer->GetInputWindow(), wxScrollBar);
 
     if ( m_winCapture )
     {