1. wxColourScheme used by Win32 renderer

2. wxScrollBar half implemented (drawing only)


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/wxUNIVERSAL@8148 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/univ/scrolbar.cpp

@@ -0,0 +1,186 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        univ/scrolbar.cpp
+// Purpose:     wxScrollBar implementation
+// Author:      Vadim Zeitlin
+// Modified by:
+// Created:     20.08.00
+// RCS-ID:      $Id$
+// Copyright:   (c) 2000 Vadim Zeitlin
+// Licence:     wxWindows license
+/////////////////////////////////////////////////////////////////////////////
+
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
+#ifdef __GNUG__
+    #pragma implementation "univscrolbar.h"
+#endif
+
+#include "wx/wxprec.h"
+
+#ifdef __BORLANDC__
+    #pragma hdrstop
+#endif
+
+#if wxUSE_SCROLLBAR
+
+#ifndef WX_PRECOMP
+    #include "wx/dcclient.h"
+    #include "wx/scrolbar.h"
+    #include "wx/validate.h"
+#endif
+
+#include "wx/univ/renderer.h"
+#include "wx/univ/inphand.h"
+#include "wx/univ/theme.h"
+
+// ============================================================================
+// implementation
+// ============================================================================
+
+IMPLEMENT_DYNAMIC_CLASS(wxScrollBar, wxControl)
+
+// ----------------------------------------------------------------------------
+// creation
+// ----------------------------------------------------------------------------
+
+void wxScrollBar::Init()
+{
+    m_range =
+    m_thumbSize =
+    m_thumbPos =
+    m_pageSize = 0;
+}
+
+bool wxScrollBar::Create(wxWindow *parent,
+                         wxWindowID id,
+                         const wxPoint &pos,
+                         const wxSize &size,
+                         long style,
+                         const wxValidator& validator,
+                         const wxString &name)
+{
+    if ( !wxControl::Create(parent, id, pos, size, style, wxDefaultValidator, name) )
+        return FALSE;
+
+    if ( size.x == -1 || size.y == -1 )
+    {
+        wxSize sizeBest = DoGetBestSize();
+        SetSize(size.x == -1 ? sizeBest.x : size.x,
+                size.y == -1 ? sizeBest.y : size.y);
+    }
+
+    return TRUE;
+}
+
+wxScrollBar::~wxScrollBar()
+{
+}
+
+// ----------------------------------------------------------------------------
+// scrollbar API
+// ----------------------------------------------------------------------------
+
+int wxScrollBar::GetThumbPosition() const
+{
+    return m_thumbPos;
+}
+
+int wxScrollBar::GetThumbSize() const
+{
+    return m_thumbSize;
+}
+
+int wxScrollBar::GetPageSize() const
+{
+    return m_pageSize;
+}
+
+int wxScrollBar::GetRange() const
+{
+    return m_range;
+}
+
+void wxScrollBar::SetThumbPosition(int pos)
+{
+    wxCHECK_RET( pos >= 0 && pos <= m_range, _T("thumb position out of range") );
+
+    if ( pos >= m_range - m_thumbSize )
+    {
+        pos = m_range - m_thumbSize;
+    }
+
+    m_thumbPos = pos;
+}
+
+void wxScrollBar::SetScrollbar(int position, int thumbSize,
+                               int range, int pageSize,
+                               bool refresh)
+{
+    // set all parameters
+    m_range = range;
+    m_thumbSize = thumbSize;
+    SetThumbPosition(position);
+    m_pageSize = pageSize;
+
+    if ( refresh )
+    {
+        // and update the window
+        Refresh();
+    }
+}
+
+// ----------------------------------------------------------------------------
+// size management
+// ----------------------------------------------------------------------------
+
+wxSize wxScrollBar::DoGetBestSize() const
+{
+    wxSize sz(140, 140);
+    wxTheme::Get()->GetRenderer()->AdjustSize(&sz, this);
+    return sz;
+}
+
+// ----------------------------------------------------------------------------
+// drawing
+// ----------------------------------------------------------------------------
+
+void wxScrollBar::DoDraw(wxControlRenderer *renderer)
+{
+    int thumbStart, thumbEnd;
+    if ( m_range )
+    {
+        thumbStart = (100*m_thumbPos) / m_range;
+        thumbEnd = (100*(m_thumbPos + m_thumbSize)) / m_range;
+    }
+    else // no range
+    {
+        thumbStart =
+        thumbEnd = 0;
+    }
+
+    renderer->DrawScrollbar(thumbStart, thumbEnd);
+}
+
+// ----------------------------------------------------------------------------
+// input processing
+// ----------------------------------------------------------------------------
+
+wxInputHandler *wxScrollBar::CreateInputHandler() const
+{
+    return wxTheme::Get()->GetInputHandler(wxCONTROL_SCROLLBAR);
+}
+
+bool wxScrollBar::PerformAction(const wxControlAction& action,
+                                const wxEvent& event)
+{
+    return wxControl::PerformAction(action, event);
+}
+
+#endif // wxUSE_SCROLLBAR
+