initial commit

Signed-off-by: Peter Siegmund <mars3142@noreply.mars3142.dev>

libs/wxWidgets-3.3.1/include/wx/ownerdrw.h

@@ -0,0 +1,142 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        wx/ownerdrw.h
+// Purpose:     interface for owner-drawn GUI elements
+// Author:      Vadim Zeitlin
+// Modified by: Marcin Malich
+// Created:     11.11.97
+// Copyright:   (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
+// Licence:     wxWindows licence
+///////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_OWNERDRW_H_BASE
+#define _WX_OWNERDRW_H_BASE
+
+#include "wx/defs.h"
+
+#if wxUSE_OWNER_DRAWN
+
+#include "wx/font.h"
+#include "wx/colour.h"
+
+class WXDLLIMPEXP_FWD_CORE wxDC;
+
+// ----------------------------------------------------------------------------
+// wxOwnerDrawn - a mix-in base class, derive from it to implement owner-drawn
+//                behaviour
+//
+// wxOwnerDrawn supports drawing of an item with non standard font, color and
+// also supports 3 bitmaps: either a checked/unchecked bitmap for a checkable
+// element or one unchangeable bitmap otherwise.
+// ----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_CORE wxOwnerDrawnBase
+{
+public:
+    wxOwnerDrawnBase()
+    {
+        m_ownerDrawn = false;
+        m_margin = ms_defaultMargin;
+    }
+
+    virtual ~wxOwnerDrawnBase() = default;
+
+    void SetFont(const wxFont& font)
+        { m_font = font; m_ownerDrawn = true; }
+
+    wxFont& GetFont() { return m_font; }
+    const wxFont& GetFont() const { return m_font; }
+
+
+    void SetTextColour(const wxColour& colText)
+        { m_colText = colText; m_ownerDrawn = true; }
+
+    wxColour& GetTextColour() { return m_colText; }
+    const wxColour& GetTextColour() const { return m_colText; }
+
+    void SetBackgroundColour(const wxColour& colBack)
+        { m_colBack = colBack; m_ownerDrawn = true; }
+
+    wxColour& GetBackgroundColour() { return m_colBack; }
+    const wxColour& GetBackgroundColour() const { return m_colBack ; }
+
+
+    void SetMarginWidth(int width)
+        { m_margin = width; }
+
+    int GetMarginWidth() const
+        { return m_margin; }
+
+    static int GetDefaultMarginWidth()
+        { return ms_defaultMargin; }
+
+
+    // get item name (with mnemonics if exist)
+    virtual wxString GetName() const = 0;
+
+
+  // this function might seem strange, but if it returns false it means that
+  // no non-standard attribute are set, so there is no need for this control
+  // to be owner-drawn. Moreover, you can force owner-drawn to false if you
+  // want to change, say, the color for the item but only if it is owner-drawn
+  // (see wxMenuItem::wxMenuItem for example)
+    bool IsOwnerDrawn() const
+        { return m_ownerDrawn; }
+
+    // switch on/off owner-drawing the item
+    void SetOwnerDrawn(bool ownerDrawn = true)
+        { m_ownerDrawn = ownerDrawn; }
+
+
+    // constants used in OnDrawItem
+    // (they have the same values as corresponding Win32 constants)
+    enum wxODAction
+    {
+        wxODDrawAll       = 0x0001,     // redraw entire control
+        wxODSelectChanged = 0x0002,     // selection changed (see Status.Select)
+        wxODFocusChanged  = 0x0004      // keyboard focus changed (see Status.Focus)
+    };
+
+    enum wxODStatus
+    {
+        wxODSelected  = 0x0001,         // control is currently selected
+        wxODGrayed    = 0x0002,         // item is to be grayed
+        wxODDisabled  = 0x0004,         // item is to be drawn as disabled
+        wxODChecked   = 0x0008,         // item is to be checked
+        wxODHasFocus  = 0x0010,         // item has the keyboard focus
+        wxODDefault   = 0x0020,         // item is the default item
+        wxODHidePrefix= 0x0100          // hide keyboard cues (w2k and xp only)
+    };
+
+    // virtual functions to implement drawing (return true if processed)
+    virtual bool OnMeasureItem(size_t *width, size_t *height);
+    virtual bool OnDrawItem(wxDC& dc, const wxRect& rc, wxODAction act, wxODStatus stat) = 0;
+
+protected:
+
+    // get the font and colour to use, whether it is set or not
+    virtual void GetFontToUse(wxFont& font) const;
+    virtual void GetColourToUse(wxODStatus stat, wxColour& colText, wxColour& colBack) const;
+
+private:
+    bool        m_ownerDrawn;       // true if something is non standard
+
+    wxFont      m_font;             // font to use for drawing
+    wxColour    m_colText,          // color ----"---"---"----
+                m_colBack;          // background color
+
+    int         m_margin;           // space occupied by bitmap to the left of the item
+
+    static int  ms_defaultMargin;
+};
+
+// ----------------------------------------------------------------------------
+// include the platform-specific class declaration
+// ----------------------------------------------------------------------------
+
+#if defined(__WXMSW__)
+    #include "wx/msw/ownerdrw.h"
+#endif
+
+#endif // wxUSE_OWNER_DRAWN
+
+#endif // _WX_OWNERDRW_H_BASE