Fixed a long-standing issue where wxSlider controls with a hardcoded size would mispl...

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

diff --git a/src/generic/renderg.cpp b/src/generic/renderg.cpp
index 758e30835bd37dc19c73d4acde885f3ac6375141..7675c9de83554105c0ebbbbddbea2c3a0a17386a 100644 (file)
--- a/src/generic/renderg.cpp
+++ b/src/generic/renderg.cpp
@@ -33,9 +33,8 @@
 
 #include "wx/settings.h"
 #include "wx/splitter.h"
-
 #include "wx/dcmirror.h"
-
+#include "wx/module.h"
 #include "wx/renderer.h"
 
 // ----------------------------------------------------------------------------
@@ -69,9 +68,26 @@ public:
                                   wxOrientation orient,
                                   int flags = 0);
 
+    virtual void DrawComboBoxDropButton(wxWindow *win,
+                                        wxDC& dc,
+                                        const wxRect& rect,
+                                        int flags = 0);
+
 
     virtual wxSplitterRenderParams GetSplitterParams(const wxWindow *win);
 
+    virtual wxRendererVersion GetVersion() const
+    {
+        return wxRendererVersion(wxRendererVersion::Current_Version,
+                                 wxRendererVersion::Current_Age);
+    }
+
+
+    // Cleanup by deleting standard renderer
+    static void Cleanup();
+
+    // Get the generic object
+    static wxRendererGeneric* DoGetGeneric();
 
 protected:
     // draw the rectange using the first pen for the left and top sides and
@@ -84,12 +100,22 @@ protected:
           m_penDarkGrey,
           m_penLightGrey,
           m_penHighlight;
+
+    static wxRendererGeneric* sm_rendererGeneric;
 };
 
 // ============================================================================
 // wxRendererGeneric implementation
 // ============================================================================
 
+// Get the generic object
+wxRendererGeneric* wxRendererGeneric::DoGetGeneric()
+{
+    if (!sm_rendererGeneric)
+        sm_rendererGeneric = new wxRendererGeneric;
+    return sm_rendererGeneric;
+}
+
 // ----------------------------------------------------------------------------
 // wxRendererGeneric creation
 // ----------------------------------------------------------------------------
@@ -97,11 +123,19 @@ protected:
 /* static */
 wxRendererNative& wxRendererNative::GetGeneric()
 {
-    static wxRendererGeneric s_rendererGeneric;
+    return * wxRendererGeneric::DoGetGeneric();
+}
 
-    return s_rendererGeneric;
+void wxRendererGeneric::Cleanup()
+{
+    if (sm_rendererGeneric)
+        delete sm_rendererGeneric;
+
+    sm_rendererGeneric = NULL;
 }
 
+wxRendererGeneric* wxRendererGeneric::sm_rendererGeneric = NULL;
+
 wxRendererGeneric::wxRendererGeneric()
     : m_penBlack(wxSystemSettings::GetColour(wxSYS_COLOUR_3DDKSHADOW)),
       m_penDarkGrey(wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW)),
@@ -180,18 +214,24 @@ wxRendererGeneric::DrawTreeItemButton(wxWindow * WXUNUSED(win),
     // white background
     dc.SetPen(*wxGREY_PEN);
     dc.SetBrush(*wxWHITE_BRUSH);
-    dc.DrawRectangle(rect.Deflate(1, 2));
+    dc.DrawRectangle(rect);
 
     // black lines
     const wxCoord xMiddle = rect.x + rect.width/2;
     const wxCoord yMiddle = rect.y + rect.height/2;
 
+    // half of the length of the horz lines in "-" and "+"
+    const wxCoord halfWidth = rect.width/2 - 2;
     dc.SetPen(*wxBLACK_PEN);
-    dc.DrawLine(xMiddle - 2, yMiddle, xMiddle + 3, yMiddle);
+    dc.DrawLine(xMiddle - halfWidth, yMiddle,
+                xMiddle + halfWidth + 1, yMiddle);
+
     if ( !(flags & wxCONTROL_EXPANDED) )
     {
         // turn "-" into "+"
-        dc.DrawLine(xMiddle, yMiddle - 2, xMiddle, yMiddle + 3);
+        const wxCoord halfHeight = rect.height/2 - 2;
+        dc.DrawLine(xMiddle, yMiddle - halfHeight,
+                    xMiddle, yMiddle + halfHeight + 1);
     }
 }
 
@@ -206,16 +246,17 @@ wxRendererGeneric::GetSplitterParams(const wxWindow *win)
     wxCoord sashWidth,
             border;
 
-    if ( win->HasFlag(wxSP_3D) )
-    {
+    if ( win->HasFlag(wxSP_3DSASH) )
         sashWidth = 7;
-        border = 3;
-    }
+    else if ( win->HasFlag(wxSP_NOSASH) )
+        sashWidth = 0;
+    else // no 3D effect
+        sashWidth = 3;
+
+    if ( win->HasFlag(wxSP_3DBORDER) )
+        border = 2;
     else // no 3D effect
-    {
-        sashWidth = 2;
         border = 0;
-    }
 
     return wxSplitterRenderParams(sashWidth, border, false);
 }
@@ -226,7 +267,7 @@ wxRendererGeneric::DrawSplitterBorder(wxWindow *win,
                                       const wxRect& rectOrig,
                                       int WXUNUSED(falgs))
 {
-    if ( win->HasFlag(wxSP_3D) )
+    if ( win->HasFlag(wxSP_3DBORDER) )
     {
         wxRect rect = rectOrig;
         DrawShadedRect(dc, &rect, m_penDarkGrey, m_penHighlight);
@@ -267,28 +308,75 @@ wxRendererGeneric::DrawSplitterSash(wxWindow *win,
     // only the middle 3 columns are drawn unless wxSP_3D is specified
 
     const wxCoord h = size.y;
+    wxCoord offset = 0;
 
-    // from left to right
-    if ( win->HasFlag(wxSP_3D) )
+    // If we're drawing the border, draw the sash 3d lines shorter
+    if ( win->HasFlag(wxSP_3DBORDER) )
     {
-        dc.SetPen(m_penLightGrey);
-        dc.DrawLine(position, 1, position, h - 1);
-
-        dc.SetPen(m_penHighlight);
-        dc.DrawLine(position + 1, 0, position + 1, h);
+        offset = 1;
     }
 
     dc.SetPen(*wxTRANSPARENT_PEN);
     dc.SetBrush(wxBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE)));
-    dc.DrawRectangle(position + 2, 0, 3, h);
 
-    if ( win->HasFlag(wxSP_3D) )
+    if ( win->HasFlag(wxSP_3DSASH) )
     {
+        // Draw the 3D sash
+        dc.DrawRectangle(position + 2, 0, 3, h);
+
+        dc.SetPen(m_penLightGrey);
+        dc.DrawLine(position, offset, position, h - offset);
+
+        dc.SetPen(m_penHighlight);
+        dc.DrawLine(position + 1, 0, position + 1, h);
+
         dc.SetPen(m_penDarkGrey);
         dc.DrawLine(position + 5, 0, position + 5, h);
 
         dc.SetPen(m_penBlack);
-        dc.DrawLine(position + 6, 1, position + 6, h - 1);
+        dc.DrawLine(position + 6, offset, position + 6, h - offset);
+    }
+    else
+    {
+        // Draw a flat sash
+        dc.DrawRectangle(position, 0, 3, h);
     }
 }
 
+void
+wxRendererGeneric::DrawComboBoxDropButton(wxWindow *win,
+                                          wxDC& dc,
+                                          const wxRect& rect,
+                                          int WXUNUSED(flags))
+{
+    dc.SetBrush(wxBrush(win->GetBackgroundColour()));
+    dc.SetPen(wxPen(win->GetBackgroundColour()));
+    dc.DrawRectangle(0, 0, rect.width, rect.height);
+
+    wxPoint pt[] =
+    {
+        wxPoint(0, 0),
+        wxPoint(rect.width, 0),
+        wxPoint(rect.width/2, rect.height - 2)
+    };
+    dc.SetBrush(wxBrush(win->GetForegroundColour()));
+    dc.SetPen(wxPen(win->GetForegroundColour()));
+    dc.DrawPolygon(WXSIZEOF(pt), pt);
+}
+
+
+// ----------------------------------------------------------------------------
+// A module to allow cleanup of generic renderer.
+// ----------------------------------------------------------------------------
+
+class wxGenericRendererModule: public wxModule
+{
+DECLARE_DYNAMIC_CLASS(wxGenericRendererModule)
+public:
+    wxGenericRendererModule() {}
+    bool OnInit() { return true; };
+    void OnExit() { wxRendererGeneric::Cleanup(); };
+};
+
+IMPLEMENT_DYNAMIC_CLASS(wxGenericRendererModule, wxModule)
+