added wxRendererNative to be used by the generic controls for rendering platfomr-specific parts

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@22151 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2003-07-20 17:52:26 +00:00
parent f509d00d20
commit 9c7f49f569
13 changed files with 1021 additions and 284 deletions
--- a/src/gtk/renderer.cpp
+++ b/src/gtk/renderer.cpp
@@ -0,0 +1,127 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        gtk/renderer.cpp
+// Purpose:     implementation of wxRendererBase for wxGTK
+// Author:      Vadim Zeitlin
+// Modified by:
+// Created:     20.07.2003
+// RCS-ID:      $Id$
+// Copyright:   (c) 2003 Vadim Zeitlin <vadim@wxwindows.org>
+// License:     wxWindows license
+///////////////////////////////////////////////////////////////////////////////
+
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
+// for compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#ifdef __BORLANDC__
+    #pragma hdrstop
+#endif
+
+#ifndef WX_PRECOMP
+#endif // WX_PRECOMP
+
+#include <gtk/gtk.h>
+#include "wx/gtk/win_gtk.h"
+
+#include "wx/renderer.h"
+
+// ----------------------------------------------------------------------------
+// wxRendererGTK: our wxRendererBase implementation
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxRendererGTK : public wxDelegateRendererBase
+{
+public:
+    // draw the header control button (used by wxListCtrl)
+    virtual void DrawHeaderButton(wxWindow *win,
+                                  wxDC& dc,
+                                  const wxRect& rect,
+                                  int flags = 0);
+
+#ifdef __WXGTK20__
+    // draw the expanded/collapsed icon for a tree control item
+    virtual void DrawTreeItemButton(wxWindow *win,
+                                    wxDC& dc,
+                                    const wxRect& rect,
+                                    int flags = 0);
+#endif // GTK 2.0
+
+};
+
+// ============================================================================
+// implementation
+// ============================================================================
+
+/* static */
+wxRendererNative& wxRendererGTK::Get()
+{
+    static wxRendererGTK s_rendererGTK;
+
+    return s_rendererGTK;
+}
+
+void
+wxRendererGTK::DrawHeaderButton(wxWindow *win,
+                                wxDC& dc,
+                                const wxRect& rect,
+                                int flags)
+{
+    gtk_paint_box
+    (
+        win->m_wxwindow->style,
+        GTK_PIZZA(win->m_wxwindow)->bin_window,
+        flags & wxCONTROL_DISABLED ? GTK_STATE_INSENSITIVE : GTK_STATE_NORMAL,
+        GTK_SHADOW_OUT,
+        (GdkRectangle*) NULL, m_wxwindow,
+        (char *)"button", // const_cast
+        dc.XLOG2DEV(rect.x) - 1, rect.y - 1, rect.width + 2, rect.h + 2
+    );
+}
+
+#ifdef __WXGTK20__
+
+// draw a ">" or "v" button
+//
+// TODO: isn't there a GTK function to draw it?
+void
+wxRendererGTK::DrawTreeItemButton(wxDC& dc, const wxRect& rect, int flags)
+{
+    dc.SetBrush(*m_hilightBrush);
+    dc.SetPen(*wxBLACK_PEN);
+    wxPoint button[3];
+
+    const wxCoord xMiddle = rect.x + rect.width/2;
+    const wxCoord yMiddle = rect.y + rect.height/2;
+
+    if ( flags & wxCONTROL_EXPANDED )
+    {
+        button[0].x = rect.GetLeft();
+        button[0].y = yMiddle - 2;
+        button[1].x = rect.GetRight();
+        button[1].y = yMiddle - 2;
+        button[2].x = xMiddle;
+        button[2].y = yMiddle + 3;
+    }
+    else // collapsed
+    {
+        button[0].y = rect.GetBottom();
+        button[0].x = xMiddle - 2;
+        button[1].y = rect.GetTop();
+        button[1].x = xMiddle - 2;
+        button[2].y = yMiddle;
+        button[2].x = xMiddle + 3;
+    }
+
+    dc.DrawPolygon(3, button);
+}
+
+#endif // GTK 2.0
+
+