added support for ellipsization and markup in wxStaticText (modified patch 1629946)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@45199 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/private/stattext.h

@@ -0,0 +1,95 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        include/wx/private/stattext.h
+// Purpose:     Internal declarations for dlgcmn.cpp and stattextcmn.cpp
+// Author:      Francesco Montorsi
+// Created:     2007-01-07 (extracted from dlgcmn.cpp)
+// RCS-ID:      $Id$
+// Copyright:   (c) 1999 Vadim Zeitlin
+//              (c) 2007 wxWidgets team
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_PRIVATE_STATTEXT_H_
+#define _WX_PRIVATE_STATTEXT_H_
+
+#if wxUSE_STATTEXT
+
+// ----------------------------------------------------------------------------
+// wxTextWrapper
+// ----------------------------------------------------------------------------
+
+// this class is used to wrap the text on word boundary: wrapping is done by
+// calling OnStartLine() and OnOutputLine() functions
+class wxTextWrapper
+{
+public:
+    wxTextWrapper() { m_eol = false; }
+
+    // win is used for getting the font, text is the text to wrap, width is the
+    // max line width or -1 to disable wrapping
+    void Wrap(wxWindow *win, const wxString& text, int widthMax);
+
+    // we don't need it, but just to avoid compiler warnings
+    virtual ~wxTextWrapper() { }
+
+protected:
+    // line may be empty
+    virtual void OnOutputLine(const wxString& line) = 0;
+
+    // called at the start of every new line (except the very first one)
+    virtual void OnNewLine() { }
+
+private:
+    // call OnOutputLine() and set m_eol to true
+    void DoOutputLine(const wxString& line)
+    {
+        OnOutputLine(line);
+
+        m_eol = true;
+    }
+
+    // this function is a destructive inspector: when it returns true it also
+    // resets the flag to false so calling it again woulnd't return true any
+    // more
+    bool IsStartOfNewLine()
+    {
+        if ( !m_eol )
+            return false;
+
+        m_eol = false;
+
+        return true;
+    }
+
+
+    bool m_eol;
+};
+
+enum
+{
+    wxMARKUP_ENTITY_AMP,
+    wxMARKUP_ENTITY_LT,
+    wxMARKUP_ENTITY_GT,
+    wxMARKUP_ENTITY_APOS,
+    wxMARKUP_ENTITY_QUOT,
+    wxMARKUP_ENTITY_MAX
+};
+
+enum
+{
+    wxMARKUP_ELEMENT_NAME,
+    wxMARKUP_ELEMENT_VALUE,
+    wxMARKUP_ELEMENT_MAX
+};
+
+// these are the only entities treated in a special way by wxStaticText::SetLabel()
+// when the wxST_MARKUP style is used; use as:
+//
+//    wxMarkupEntities[wxMARKUP_ELEMENT_NAME][wxMARKUP_ENTITY_GT]  == ">"
+//    wxMarkupEntities[wxMARKUP_ELEMENT_VALUE][wxMARKUP_ENTITY_GT] == ">"
+//
+extern const wxChar *wxMarkupEntities[wxMARKUP_ELEMENT_MAX][wxMARKUP_ENTITY_MAX];
+
+#endif // wxUSE_STATTEXT
+
+#endif // _WX_PRIVATE_STATTEXT_H_