+
+class wxDropdownButton : public wxBitmapButton
+{
+public:
+ wxDropdownButton() { Init(); }
+ wxDropdownButton(wxWindow *parent,
+ wxWindowID id,
+ const wxPoint& pos = wxDefaultPosition,
+ const wxSize& size = wxDefaultSize,
+ long style=0,
+ const wxValidator& validator = wxDefaultValidator);
+
+ void Init()
+ {
+ m_borderX = -1;
+ m_borderY = -1;
+ }
+ void Create(wxWindow *parent,
+ wxWindowID id,
+ const wxPoint& pos = wxDefaultPosition,
+ const wxSize& size = wxDefaultSize,
+ long style = 0,
+ const wxValidator& validator = wxDefaultValidator);
+
+ void DoMoveWindow(int x, int y, int w, int h);
+
+protected:
+ int m_borderX, m_borderY;
+};
+
+
+wxDropdownButton::wxDropdownButton(wxWindow *parent,
+ wxWindowID id,
+ const wxPoint& pos,
+ const wxSize& size,
+ long style,
+ const wxValidator& validator)
+{
+ Init();
+ Create(parent, id, pos, size, style, validator);
+}
+
+
+void wxDropdownButton::Create(wxWindow *parent,
+ wxWindowID id,
+ const wxPoint& pos,
+ const wxSize& size,
+ long style,
+ const wxValidator& validator)
+{
+ wxBitmap chkBmp(15,15); // arbitrary
+ wxBitmapButton::Create(parent, id, chkBmp, pos, wxDefaultSize, wxBU_AUTODRAW, validator);
+
+ int w, h;
+
+ w=chkBmp.GetWidth();
+ h=chkBmp.GetHeight();
+ m_borderX = GetSize().x - m_marginX - w;
+ m_borderY = GetSize().y - m_marginY - h;
+
+ w = (size.x > 0 ? size.x : GetSize().x);
+ h = (size.y > 0 ? size.y : GetSize().y);
+
+ DoMoveWindow(pos.x, pos.y, w, h);
+}
+
+
+void wxDropdownButton::DoMoveWindow(int x, int y, int w, int h)
+{
+ if (m_borderX >= 0 && m_borderY >= 0 && (w >= 0 || h >= 0))
+ {
+ wxMemoryDC dc;
+ if (w < 0)
+ w = GetSize().x;
+#ifdef __WXGTK__
+ else
+ w = m_marginX + m_borderX + 15; // GTK magic size
+#endif
+ if (h < 0)
+ h = GetSize().y;
+
+ int bw = w - m_marginX - m_borderX;
+ int bh = h - m_marginY - m_borderY;
+ if (bh < 11) bh=11;
+ if (bw < 9) bw=9;
+
+ wxBitmap bmp(bw, bh);
+ dc.SelectObject(bmp);
+
+ wxRendererNative::Get().DrawComboBoxDropButton(this, dc, wxRect(0,0,bw, bh));
+
+ SetBitmapLabel(bmp);
+ }
+
+ wxBitmapButton::DoMoveWindow(x, y, w, h);
+}
+
+