Added wxRichTextCtrl

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@35949 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/richtext/richtextstyles.h

@@ -0,0 +1,242 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        richtextstyles.h
+// Purpose:     Style management for wxRichTextCtrl
+// Author:      Julian Smart
+// Modified by: 
+// Created:     2005-09-30
+// RCS-ID:      
+// Copyright:   (c) Julian Smart
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_RICHTEXTSTYLES_H_
+#define _WX_RICHTEXTSTYLES_H_
+
+/*!
+ * Includes
+ */
+
+#include "wx/defs.h"
+
+#if wxUSE_RICHTEXT
+
+#include "wx/richtext/richtextbuffer.h"
+
+#if wxUSE_HTML
+#include "wx/htmllbox.h"
+#endif
+
+/*!
+ * Forward declarations
+ */
+
+class WXDLLIMPEXP_ADV wxRichTextCtrl;
+class WXDLLIMPEXP_ADV wxRichTextBuffer;
+
+/*!
+ * wxRichTextStyleDefinition class declaration
+ * A base class for paragraph and character styles.
+ */
+
+class WXDLLIMPEXP_ADV wxRichTextStyleDefinition: public wxObject
+{
+    DECLARE_CLASS(wxRichTextStyleDefinition)
+public:
+
+// Constructors
+
+    wxRichTextStyleDefinition(const wxString& name = wxEmptyString) { Init(); m_name = name; }
+    ~wxRichTextStyleDefinition() {}
+
+    void Init() {}
+
+    /// The name of the style.
+    void SetName(const wxString& name) { m_name = name; }
+    const wxString& GetName() const { return m_name; }
+
+    /// The name of the style that this style is based on.
+    void SetBaseStyle(const wxString& name) { m_baseStyle = name; }
+    const wxString& GetBaseStyle() const { return m_baseStyle; }
+
+    /// The style.
+    void SetStyle(const wxRichTextAttr& style) { m_style = style; }
+    const wxRichTextAttr& GetStyle() const { return m_style; }
+    wxRichTextAttr& GetStyle() { return m_style; }
+
+protected:
+    wxString        m_name;
+    wxString        m_baseStyle;
+    wxRichTextAttr  m_style;
+};
+
+/*!
+ * wxRichTextCharacterStyleDefinition class declaration
+ */
+
+class WXDLLIMPEXP_ADV wxRichTextCharacterStyleDefinition: public wxRichTextStyleDefinition
+{
+    DECLARE_DYNAMIC_CLASS(wxRichTextCharacterStyleDefinition)
+public:
+
+// Constructors
+
+    wxRichTextCharacterStyleDefinition(const wxString& name = wxEmptyString):
+        wxRichTextStyleDefinition(name) {}
+    ~wxRichTextCharacterStyleDefinition() {}
+
+protected:
+};
+
+/*!
+ * wxRichTextParagraphStyleDefinition class declaration
+ */
+
+class WXDLLIMPEXP_ADV wxRichTextParagraphStyleDefinition: public wxRichTextStyleDefinition
+{
+    DECLARE_DYNAMIC_CLASS(wxRichTextParagraphStyleDefinition)
+public:
+
+// Constructors
+
+    wxRichTextParagraphStyleDefinition(const wxString& name = wxEmptyString):
+        wxRichTextStyleDefinition(name) {}
+    ~wxRichTextParagraphStyleDefinition() {}
+
+    /// The next style.
+    void SetNextStyle(const wxString& name) { m_nextStyle = name; }
+    const wxString& GetNextStyle() const { return m_nextStyle; }
+
+protected:
+
+    /// The next style to use when adding a paragraph after this style.
+    wxString    m_nextStyle;
+};
+
+/*!
+ * The style sheet
+ */
+
+class WXDLLIMPEXP_ADV wxRichTextStyleSheet: public wxObject
+{
+    DECLARE_CLASS( wxRichTextStyleSheet )
+
+public:
+    /// Constructors
+    wxRichTextStyleSheet() { Init(); }
+    ~wxRichTextStyleSheet() { DeleteStyles(); }
+
+    /// Initialisation
+    void Init();
+
+    /// Add a definition to the character style list
+    bool AddCharacterStyle(wxRichTextCharacterStyleDefinition* def) { return AddStyle(m_characterStyleDefinitions, def); }
+
+    /// Add a definition to the paragraph style list
+    bool AddParagraphStyle(wxRichTextParagraphStyleDefinition* def) { return AddStyle(m_paragraphStyleDefinitions, def); }
+
+    /// Remove a character style
+    bool RemoveCharacterStyle(wxRichTextStyleDefinition* def, bool deleteStyle = false) { return RemoveStyle(m_characterStyleDefinitions, def, deleteStyle); }
+
+    /// Remove a paragraph style
+    bool RemoveParagraphStyle(wxRichTextStyleDefinition* def, bool deleteStyle = false) { return RemoveStyle(m_characterStyleDefinitions, def, deleteStyle); }
+
+    /// Find a character definition by name
+    wxRichTextCharacterStyleDefinition* FindCharacterStyle(const wxString& name) const { return (wxRichTextCharacterStyleDefinition*) FindStyle(m_characterStyleDefinitions, name); }
+
+    /// Find a paragraph definition by name
+    wxRichTextParagraphStyleDefinition* FindParagraphStyle(const wxString& name) const { return (wxRichTextParagraphStyleDefinition*) FindStyle(m_characterStyleDefinitions, name); }
+
+    /// Return the number of character styes.
+    size_t GetCharacterStyleCount() const { return m_characterStyleDefinitions.GetCount(); }
+
+    /// Return the number of paragraph styes.
+    size_t GetParagraphStyleCount() const { return m_paragraphStyleDefinitions.GetCount(); }
+
+    /// Return the nth character style
+    wxRichTextCharacterStyleDefinition* GetCharacterStyle(size_t n) const { return (wxRichTextCharacterStyleDefinition*) m_characterStyleDefinitions.Item(n)->GetData(); }
+
+    /// Return the nth paragraph style
+    wxRichTextParagraphStyleDefinition* GetParagraphStyle(size_t n) const { return (wxRichTextParagraphStyleDefinition*) m_paragraphStyleDefinitions.Item(n)->GetData(); }
+
+    /// Delete all styles
+    void DeleteStyles();
+
+/// Implementation
+
+    /// Add a definition to one of the style lists
+    bool AddStyle(wxList& list, wxRichTextStyleDefinition* def);
+
+    /// Remove a style
+    bool RemoveStyle(wxList& list, wxRichTextStyleDefinition* def, bool deleteStyle);
+
+    /// Find a definition by name
+    wxRichTextStyleDefinition* FindStyle(const wxList& list, const wxString& name) const;
+
+protected:
+
+    wxList  m_characterStyleDefinitions;
+    wxList  m_paragraphStyleDefinitions;
+};
+
+#if wxUSE_HTML
+/*!
+ * wxRichTextStyleListBox class declaration
+ * A listbox to display styles.
+ */
+
+class WXDLLIMPEXP_ADV wxRichTextStyleListBox: public wxHtmlListBox
+{
+    DECLARE_CLASS(wxRichTextStyleListBox)
+    DECLARE_EVENT_TABLE()
+
+public:
+    wxRichTextStyleListBox(wxWindow* parent, wxWindowID id = wxID_ANY, const wxPoint& pos = wxDefaultPosition,
+        const wxSize& size = wxDefaultSize, long style = 0);
+    ~wxRichTextStyleListBox();
+
+    /// Returns the HTML for this item
+    virtual wxString OnGetItem(size_t n) const;
+
+    /// Creates a suitable HTML fragment for a definition
+    wxString CreateHTML(wxRichTextStyleDefinition* def) const;
+
+    /// Associates the control with a style manager
+    void SetStyleSheet(wxRichTextStyleSheet* styleSheet) { m_styleSheet = styleSheet; }
+    wxRichTextStyleSheet* GetStyleSheet() const { return m_styleSheet; }
+
+    /// Associates the control with a wxRichTextCtrl
+    void SetRichTextCtrl(wxRichTextCtrl* ctrl) { m_richTextCtrl = ctrl; }
+    wxRichTextCtrl* GetRichTextCtrl() const { return m_richTextCtrl; }
+
+    // Get style for index
+    wxRichTextStyleDefinition* GetStyle(size_t i) const ;
+
+    /// Updates the list
+    void UpdateStyles();
+
+    /// React to selection
+    void OnSelect(wxCommandEvent& event);
+
+    /// Left click
+    void OnLeftDown(wxMouseEvent& event);
+
+#if 0
+    virtual wxColour GetSelectedTextColour(const wxColour& colFg) const;
+    virtual wxColour GetSelectedTextBgColour(const wxColour& colBg) const;
+#endif
+
+    // Convert units in tends of a millimetre to device units
+    int ConvertTenthsMMToPixels(wxDC& dc, int units) const;
+
+private:
+
+    wxRichTextStyleSheet*   m_styleSheet;
+    wxRichTextCtrl*         m_richTextCtrl;
+};
+#endif
+
+#endif
+    // wxUSE_RICHTEXT
+
+#endif
+    // _WX_RICHTEXTSTYLES_H_