Added some column width contrl code.

[wxWidgets.git] / src / generic / renderg.cpp

diff --git a/src/generic/renderg.cpp b/src/generic/renderg.cpp
index 2a6c00da5f0e3eeadffd837cb69260dd6ff42fcc..7b89f9d7ec5f6403d68ad66c5fab68de060ab7fe 100644 (file)
--- a/src/generic/renderg.cpp
+++ b/src/generic/renderg.cpp
@@ -1,5 +1,5 @@
 ///////////////////////////////////////////////////////////////////////////////
-// Name:        generic/renderg.cpp
+// Name:        src/generic/renderg.cpp
 // Purpose:     generic implementation of wxRendererNative (for any platform)
 // Author:      Vadim Zeitlin
 // Modified by:
@@ -73,7 +73,16 @@ public:
                                         const wxRect& rect,
                                         int flags = 0);
 
+    virtual void DrawDropArrow(wxWindow *win,
+                               wxDC& dc,
+                               const wxRect& rect,
+                               int flags = 0);
 
+    virtual void DrawCheckButton(wxWindow *win,
+                                 wxDC& dc,
+                                 const wxRect& rect,
+                                 int flags = 0);
+                                 
     virtual wxSplitterRenderParams GetSplitterParams(const wxWindow *win);
 
     virtual wxRendererVersion GetVersion() const
@@ -343,27 +352,77 @@ wxRendererGeneric::DrawSplitterSash(wxWindow *win,
     }
 }
 
+// ----------------------------------------------------------------------------
+// button drawing
+// ----------------------------------------------------------------------------
+
 void
 wxRendererGeneric::DrawComboBoxDropButton(wxWindow *win,
                                           wxDC& dc,
                                           const wxRect& rect,
                                           int WXUNUSED(flags))
 {
-    dc.SetBrush(wxBrush(win->GetBackgroundColour()));
-    dc.SetPen(wxPen(win->GetBackgroundColour()));
+    // Creating a generic button background that would actually be
+    // useful is rather difficult to accomplish. Best compromise
+    // is to use window's background colour to achieve transparent'
+    // ish appearance that should look decent in combo box style
+    // controls.
+    wxColour col = win->GetBackgroundColour();
+    dc.SetBrush(wxBrush(col));
+    dc.SetPen(wxPen(col));
     dc.DrawRectangle(rect);
+    DrawDropArrow(win,dc,rect);
+}
+
+
+void
+wxRendererGeneric::DrawDropArrow(wxWindow *win,
+                                 wxDC& dc,
+                                 const wxRect& rect,
+                                 int WXUNUSED(flags))
+{
+    // This generic implementation should be good
+    // enough for Windows platforms (including XP).
 
+    int arrowHalf = rect.width/5;
+    int rectMid = rect.width / 2;
+    int arrowTopY = (rect.height/2) - (arrowHalf/2);
+
+    // This should always result in arrow with odd width.
     wxPoint pt[] =
     {
-        wxPoint(0,0),
-        wxPoint(rect.width, 0),
-        wxPoint(rect.width/2, rect.height - 2)
+        wxPoint(rectMid - arrowHalf, arrowTopY),
+        wxPoint(rectMid + arrowHalf, arrowTopY),
+        wxPoint(rectMid, arrowTopY + arrowHalf)
     };
     dc.SetBrush(wxBrush(win->GetForegroundColour()));
     dc.SetPen(wxPen(win->GetForegroundColour()));
     dc.DrawPolygon(WXSIZEOF(pt), pt, rect.x, rect.y);
 }
 
+void 
+wxRendererGeneric::DrawCheckButton(wxWindow *WXUNUSED(win),
+                                   wxDC& dc,
+                                   const wxRect& rect,
+                                   int flags)
+{
+    if (flags & wxCONTROL_DISABLED)
+        dc.SetPen( *wxGREY_PEN );
+    else
+        dc.SetPen( *wxBLACK_PEN );
+    dc.SetBrush( *wxTRANSPARENT_BRUSH );
+    wxRect my_rect = rect;
+    dc.DrawRectangle( my_rect );
+    if (flags & wxCONTROL_CHECKED)
+    {
+        my_rect.x += 2;
+        my_rect.y += 2;
+        my_rect.width -= 4;
+        my_rect.height -= 4;
+        dc.DrawLine( my_rect.x, my_rect.y, my_rect.x+my_rect.width, my_rect.y+my_rect.height );
+        dc.DrawLine( my_rect.x+my_rect.width, my_rect.y, my_rect.x, my_rect.y+my_rect.height );
+    }
+}
 
 // ----------------------------------------------------------------------------
 // A module to allow cleanup of generic renderer.
@@ -379,4 +438,3 @@ public:
 };
 
 IMPLEMENT_DYNAMIC_CLASS(wxGenericRendererModule, wxModule)
-