attemps to make listbox refreshing to work - failed

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/wxUNIVERSAL@8239 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/univ/listbox.h

@@ -106,6 +106,9 @@ public:
     // override some more base class methods
     virtual bool SetFont(const wxFont& font);
 
+    virtual void Refresh( bool eraseBackground = TRUE,
+                          const wxRect *rect = (const wxRect *) NULL );
+
     // the wxUniversal-specific additions
 
     // the current item is the same as the selected one for wxLB_SINGLE

samples/univ/univ.cpp

@@ -48,8 +48,8 @@
 
 #include "wx/univ/theme.h"
 
-#define DEBUG_SCROLL
-//#define DEBUG_LISTBOX
+//#define DEBUG_SCROLL
+#define DEBUG_LISTBOX
 
 // ----------------------------------------------------------------------------
 // resources

src/univ/listbox.cpp

@@ -264,6 +264,15 @@ int wxListBox::GetSelections(wxArrayInt& selections) const
 // added/deleted/changed subsequently
 // ----------------------------------------------------------------------------
 
+void wxListBox::Refresh(bool eraseBackground, const wxRect *rect)
+{
+    // do nothing here if we didn't call it ourselves
+    if ( m_updateCount )
+    {
+        wxControl::Refresh(eraseBackground, rect);
+    }
+}
+
 void wxListBox::RefreshItems(int from, int count)
 {
     switch ( m_updateCount )
@@ -342,14 +351,16 @@ void wxListBox::OnIdle(wxIdleEvent& event)
         }
         else
         {
-            wxLogTrace(_T("listbox"), _T("Refreshing items %d..%d"),
-                       m_updateFrom, m_updateFrom + m_updateCount);
-
             wxRect rect;
             rect.x = 0;
             rect.y = m_updateFrom*GetLineHeight();
             rect.width = 32767; // larger than our size
             rect.height = m_updateCount*GetLineHeight();
+
+            wxLogTrace(_T("listbox"), _T("Refreshing items %d..%d (%d-%d)"),
+                       m_updateFrom, m_updateFrom + m_updateCount,
+                       rect.GetTop(), rect.GetBottom());
+
             Refresh(TRUE, &rect);
         }
 
@@ -376,7 +387,8 @@ void wxListBox::DoDraw(wxControlRenderer *renderer)
     GetViewStart(NULL, &y);
 #endif
     wxCoord lineHeight = GetLineHeight();
-    wxRect rectUpdate = GetUpdateRegion().GetBox();
+    wxRegion rgnUpdate = GetUpdateRegion();
+    wxRect rectUpdate = rgnUpdate.GetBox();
     size_t itemFirst = rectUpdate.GetTop() / lineHeight,
            itemLast = (rectUpdate.GetBottom() + lineHeight - 1) / lineHeight,
            itemMax = m_strings.GetCount();
@@ -390,6 +402,7 @@ void wxListBox::DoDraw(wxControlRenderer *renderer)
     // do draw them
     wxLogTrace(_T("listbox"), _T("Repainting items %d..%d"),
                itemFirst, itemLast);
+    dc.SetClippingRegion(rgnUpdate);
     renderer->DrawItems(this, itemFirst, itemLast);
 }
 
@@ -411,7 +424,7 @@ bool wxListBox::SetFont(const wxFont& font)
 
 void wxListBox::CalcItemsPerPage()
 {
-    m_lineHeight = wxClientDC(this).GetCharHeight();
+    m_lineHeight = wxClientDC(this).GetCharHeight() + 2;
     m_itemsPerPage = GetClientSize().y / m_lineHeight;
 }
 
@@ -671,7 +684,8 @@ bool wxStdListboxInputHandler::HandleMouse(wxControl *control,
 bool wxStdListboxInputHandler::HandleMouseMove(wxControl *control,
                                            const wxMouseEvent& event)
 {
-    return wxStdInputHandler::HandleMouseMove(control, event);
+    // we don't react to this at all
+    return FALSE;
 }
 
 #endif // wxUSE_LISTBOX

src/univ/themes/gtk.cpp

@@ -166,7 +166,7 @@ protected:
 
     // returns the size of the arrow for the scrollbar (depends on
     // orientation)
-    wxSize GetScrollbarArrowSize(const wxScrollBar *scrollbar)
+    wxSize GetScrollbarArrowSize(const wxScrollBar *scrollbar) const
     {
         wxSize size;
         if ( scrollbar->IsVertical() )
@@ -371,8 +371,8 @@ wxColour wxGTKColourScheme::Get(wxGTKColourScheme::StdColour col,
         case CONTROL_TEXT:      return *wxBLACK;
         case SCROLLBAR:         return wxColour(0xc3c3c3);
 
-        case HIGHLIGHT:         return wxColour(0x0000ff);
-        case HIGHLIGHT_TEXT:    return wxColour(0x00ffff);
+        case HIGHLIGHT:         return wxColour(0x9c0000);
+        case HIGHLIGHT_TEXT:    return wxColour(0xffffff);
 
         case MAX:
         default:
@@ -705,24 +705,36 @@ void wxGTKRenderer::DrawItem(wxDC& dc,
                              const wxRect& rect,
                              int flags)
 {
+    wxLogTrace(_T("listbox"), _T("drawing item '%s' at (%d, %d)-(%d, %d)"),
+               label.c_str(),
+               rect.x, rect.y,
+               rect.x + rect.width, rect.y + rect.height);
+
+    wxColour colFg;
     if ( flags & wxCONTROL_SELECTED )
     {
-        dc.SetTextBackground(m_scheme->Get(wxColourScheme::HIGHLIGHT));
+        dc.SetBrush(wxBrush(m_scheme->Get(wxColourScheme::HIGHLIGHT), wxSOLID));
+        dc.SetPen(*wxTRANSPARENT_PEN);
+        dc.DrawRectangle(rect);
+
+        colFg = dc.GetTextForeground();
         dc.SetTextForeground(m_scheme->Get(wxColourScheme::HIGHLIGHT_TEXT));
-        dc.SetBackgroundMode(wxSOLID);
     }
 
-    dc.DrawLabel(label, wxNullBitmap, rect);
+    wxRect rectText = rect;
+    rectText.x += 2;
+    rectText.y++;
+    dc.DrawLabel(label, wxNullBitmap, rectText);
 
     if ( flags & wxCONTROL_SELECTED )
     {
         dc.SetBackgroundMode(wxTRANSPARENT);
     }
 
-    if ( flags & wxCONTROL_FOCUSED )
+    // restore the text colour
+    if ( colFg.Ok() )
     {
-        wxRect rectFocus = rect;
-        DrawRect(dc, &rectFocus, m_penBlack);
+        dc.SetTextForeground(colFg);
     }
 }
 
@@ -1208,6 +1220,12 @@ bool wxGTKInputHandler::HandleMouseMove(wxControl *control,
         return FALSE;
     }
 
+    // don't refresh static controls uselessly - they never react to this
+    if ( control->AcceptsFocus() )
+    {
+        control->Refresh();
+    }
+
     return TRUE;
 }