4db94043cb
Files correlati : Commento : Spostamento in libraries delle librerie esterne di Campo per una maggiore pulizia e organizzazione git-svn-id: svn://10.65.10.50/branches/R_10_00@24150 c028cbd2-c16b-5b4b-a496-9718f37d4682
684 lines
22 KiB
C++
684 lines
22 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: wx/richtext/richtextstyles.h
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// Purpose: Style management for wxRichTextCtrl
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// Author: Julian Smart
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// Modified by:
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// Created: 2005-09-30
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// RCS-ID: $Id: richtextstyles.h 49804 2007-11-10 01:09:42Z VZ $
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// Copyright: (c) Julian Smart
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_RICHTEXTSTYLES_H_
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#define _WX_RICHTEXTSTYLES_H_
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/*!
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* Includes
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*/
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#include "wx/defs.h"
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#if wxUSE_RICHTEXT
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#include "wx/richtext/richtextbuffer.h"
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#if wxUSE_HTML
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#include "wx/htmllbox.h"
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#endif
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#if wxUSE_COMBOCTRL
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#include "wx/combo.h"
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#endif
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#include "wx/choice.h"
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/*!
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* Forward declarations
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*/
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class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextCtrl;
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class WXDLLIMPEXP_FWD_RICHTEXT wxRichTextBuffer;
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/*!
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* wxRichTextStyleDefinition class declaration
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* A base class for paragraph and character styles.
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*/
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class WXDLLIMPEXP_RICHTEXT wxRichTextStyleDefinition: public wxObject
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{
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DECLARE_CLASS(wxRichTextStyleDefinition)
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public:
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/// Copy constructors
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wxRichTextStyleDefinition(const wxRichTextStyleDefinition& def)
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: wxObject()
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{
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Init();
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Copy(def);
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}
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/// Default constructor
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wxRichTextStyleDefinition(const wxString& name = wxEmptyString) { Init(); m_name = name; }
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/// Destructor
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virtual ~wxRichTextStyleDefinition() {}
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/// Initialises members
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void Init() {}
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/// Copies from def
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void Copy(const wxRichTextStyleDefinition& def);
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/// Equality test
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bool Eq(const wxRichTextStyleDefinition& def) const;
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/// Assignment operator
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void operator =(const wxRichTextStyleDefinition& def) { Copy(def); }
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/// Equality operator
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bool operator ==(const wxRichTextStyleDefinition& def) const { return Eq(def); }
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/// Override to clone the object
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virtual wxRichTextStyleDefinition* Clone() const = 0;
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/// Sets and gets the name of the style
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void SetName(const wxString& name) { m_name = name; }
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const wxString& GetName() const { return m_name; }
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/// Sets and gets the style description
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void SetDescription(const wxString& descr) { m_description = descr; }
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const wxString& GetDescription() const { return m_description; }
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/// Sets and gets the name of the style that this style is based on
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void SetBaseStyle(const wxString& name) { m_baseStyle = name; }
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const wxString& GetBaseStyle() const { return m_baseStyle; }
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/// Sets and gets the style
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void SetStyle(const wxRichTextAttr& style) { m_style = style; }
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const wxRichTextAttr& GetStyle() const { return m_style; }
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wxRichTextAttr& GetStyle() { return m_style; }
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/// Gets the style combined with the base style
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virtual wxRichTextAttr GetStyleMergedWithBase(const wxRichTextStyleSheet* sheet) const;
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protected:
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wxString m_name;
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wxString m_baseStyle;
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wxString m_description;
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wxRichTextAttr m_style;
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};
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/*!
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* wxRichTextCharacterStyleDefinition class declaration
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*/
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class WXDLLIMPEXP_RICHTEXT wxRichTextCharacterStyleDefinition: public wxRichTextStyleDefinition
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{
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DECLARE_DYNAMIC_CLASS(wxRichTextCharacterStyleDefinition)
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public:
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/// Copy constructor
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wxRichTextCharacterStyleDefinition(const wxRichTextCharacterStyleDefinition& def): wxRichTextStyleDefinition(def) {}
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/// Default constructor
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wxRichTextCharacterStyleDefinition(const wxString& name = wxEmptyString):
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wxRichTextStyleDefinition(name) {}
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/// Destructor
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virtual ~wxRichTextCharacterStyleDefinition() {}
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/// Clones the object
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virtual wxRichTextStyleDefinition* Clone() const { return new wxRichTextCharacterStyleDefinition(*this); }
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protected:
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};
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/*!
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* wxRichTextParagraphStyleDefinition class declaration
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*/
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class WXDLLIMPEXP_RICHTEXT wxRichTextParagraphStyleDefinition: public wxRichTextStyleDefinition
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{
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DECLARE_DYNAMIC_CLASS(wxRichTextParagraphStyleDefinition)
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public:
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/// Copy constructor
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wxRichTextParagraphStyleDefinition(const wxRichTextParagraphStyleDefinition& def): wxRichTextStyleDefinition(def) { m_nextStyle = def.m_nextStyle; }
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/// Default constructor
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wxRichTextParagraphStyleDefinition(const wxString& name = wxEmptyString):
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wxRichTextStyleDefinition(name) {}
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// Destructor
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virtual ~wxRichTextParagraphStyleDefinition() {}
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/// Sets and gets the next style
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void SetNextStyle(const wxString& name) { m_nextStyle = name; }
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const wxString& GetNextStyle() const { return m_nextStyle; }
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/// Copies from def
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void Copy(const wxRichTextParagraphStyleDefinition& def);
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/// Assignment operator
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void operator =(const wxRichTextParagraphStyleDefinition& def) { Copy(def); }
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/// Equality operator
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bool operator ==(const wxRichTextParagraphStyleDefinition& def) const;
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/// Clones the object
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virtual wxRichTextStyleDefinition* Clone() const { return new wxRichTextParagraphStyleDefinition(*this); }
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protected:
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/// The next style to use when adding a paragraph after this style.
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wxString m_nextStyle;
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};
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/*!
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* wxRichTextListStyleDefinition class declaration
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*/
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class WXDLLIMPEXP_RICHTEXT wxRichTextListStyleDefinition: public wxRichTextParagraphStyleDefinition
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{
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DECLARE_DYNAMIC_CLASS(wxRichTextListStyleDefinition)
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public:
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/// Copy constructor
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wxRichTextListStyleDefinition(const wxRichTextListStyleDefinition& def): wxRichTextParagraphStyleDefinition(def) { Init(); Copy(def); }
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/// Default constructor
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wxRichTextListStyleDefinition(const wxString& name = wxEmptyString):
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wxRichTextParagraphStyleDefinition(name) { Init(); }
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/// Destructor
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virtual ~wxRichTextListStyleDefinition() {}
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/// Copies from def
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void Copy(const wxRichTextListStyleDefinition& def);
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/// Assignment operator
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void operator =(const wxRichTextListStyleDefinition& def) { Copy(def); }
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/// Equality operator
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bool operator ==(const wxRichTextListStyleDefinition& def) const;
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/// Clones the object
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virtual wxRichTextStyleDefinition* Clone() const { return new wxRichTextListStyleDefinition(*this); }
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/// Sets/gets the attributes for the given level
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void SetLevelAttributes(int i, const wxRichTextAttr& attr);
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wxRichTextAttr* GetLevelAttributes(int i);
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const wxRichTextAttr* GetLevelAttributes(int i) const;
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/// Convenience function for setting the major attributes for a list level specification
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void SetAttributes(int i, int leftIndent, int leftSubIndent, int bulletStyle, const wxString& bulletSymbol = wxEmptyString);
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/// Finds the level corresponding to the given indentation
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int FindLevelForIndent(int indent) const;
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/// Combine the base and list style with a paragraph style, using the given indent (from which
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/// an appropriate level is found)
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wxRichTextAttr CombineWithParagraphStyle(int indent, const wxRichTextAttr& paraStyle, wxRichTextStyleSheet* styleSheet = NULL);
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/// Combine the base and list style, using the given indent (from which
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/// an appropriate level is found)
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wxRichTextAttr GetCombinedStyle(int indent, wxRichTextStyleSheet* styleSheet = NULL);
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/// Combine the base and list style, using the given level from which
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/// an appropriate level is found)
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wxRichTextAttr GetCombinedStyleForLevel(int level, wxRichTextStyleSheet* styleSheet = NULL);
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/// Gets the number of available levels
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int GetLevelCount() const { return 10; }
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/// Is this a numbered list?
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bool IsNumbered(int i) const;
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protected:
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/// The styles for each level (up to 10)
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wxRichTextAttr m_levelStyles[10];
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};
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/*!
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* The style sheet
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*/
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class WXDLLIMPEXP_RICHTEXT wxRichTextStyleSheet: public wxObject
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{
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DECLARE_CLASS( wxRichTextStyleSheet )
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public:
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/// Constructors
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wxRichTextStyleSheet(const wxRichTextStyleSheet& sheet)
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: wxObject()
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{
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Init();
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Copy(sheet);
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}
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wxRichTextStyleSheet() { Init(); }
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virtual ~wxRichTextStyleSheet();
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/// Initialisation
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void Init();
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/// Copy
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void Copy(const wxRichTextStyleSheet& sheet);
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/// Assignment
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void operator=(const wxRichTextStyleSheet& sheet) { Copy(sheet); }
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/// Equality
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bool operator==(const wxRichTextStyleSheet& sheet) const;
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/// Add a definition to the character style list
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bool AddCharacterStyle(wxRichTextCharacterStyleDefinition* def);
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/// Add a definition to the paragraph style list
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bool AddParagraphStyle(wxRichTextParagraphStyleDefinition* def);
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/// Add a definition to the list style list
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bool AddListStyle(wxRichTextListStyleDefinition* def);
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/// Add a definition to the appropriate style list
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bool AddStyle(wxRichTextStyleDefinition* def);
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/// Remove a character style
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bool RemoveCharacterStyle(wxRichTextStyleDefinition* def, bool deleteStyle = false) { return RemoveStyle(m_characterStyleDefinitions, def, deleteStyle); }
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/// Remove a paragraph style
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bool RemoveParagraphStyle(wxRichTextStyleDefinition* def, bool deleteStyle = false) { return RemoveStyle(m_paragraphStyleDefinitions, def, deleteStyle); }
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/// Remove a list style
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bool RemoveListStyle(wxRichTextStyleDefinition* def, bool deleteStyle = false) { return RemoveStyle(m_listStyleDefinitions, def, deleteStyle); }
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/// Remove a style
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bool RemoveStyle(wxRichTextStyleDefinition* def, bool deleteStyle = false);
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/// Find a character definition by name
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wxRichTextCharacterStyleDefinition* FindCharacterStyle(const wxString& name, bool recurse = true) const { return (wxRichTextCharacterStyleDefinition*) FindStyle(m_characterStyleDefinitions, name, recurse); }
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/// Find a paragraph definition by name
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wxRichTextParagraphStyleDefinition* FindParagraphStyle(const wxString& name, bool recurse = true) const { return (wxRichTextParagraphStyleDefinition*) FindStyle(m_paragraphStyleDefinitions, name, recurse); }
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/// Find a list definition by name
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wxRichTextListStyleDefinition* FindListStyle(const wxString& name, bool recurse = true) const { return (wxRichTextListStyleDefinition*) FindStyle(m_listStyleDefinitions, name, recurse); }
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/// Find any definition by name
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wxRichTextStyleDefinition* FindStyle(const wxString& name, bool recurse = true) const;
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/// Return the number of character styles
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size_t GetCharacterStyleCount() const { return m_characterStyleDefinitions.GetCount(); }
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/// Return the number of paragraph styles
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size_t GetParagraphStyleCount() const { return m_paragraphStyleDefinitions.GetCount(); }
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/// Return the number of list styles
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size_t GetListStyleCount() const { return m_listStyleDefinitions.GetCount(); }
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/// Return the nth character style
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wxRichTextCharacterStyleDefinition* GetCharacterStyle(size_t n) const { return (wxRichTextCharacterStyleDefinition*) m_characterStyleDefinitions.Item(n)->GetData(); }
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/// Return the nth paragraph style
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wxRichTextParagraphStyleDefinition* GetParagraphStyle(size_t n) const { return (wxRichTextParagraphStyleDefinition*) m_paragraphStyleDefinitions.Item(n)->GetData(); }
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/// Return the nth list style
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wxRichTextListStyleDefinition* GetListStyle(size_t n) const { return (wxRichTextListStyleDefinition*) m_listStyleDefinitions.Item(n)->GetData(); }
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/// Delete all styles
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void DeleteStyles();
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/// Insert into list of style sheets
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bool InsertSheet(wxRichTextStyleSheet* before);
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/// Append to list of style sheets
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bool AppendSheet(wxRichTextStyleSheet* after);
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/// Unlink from the list of style sheets
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void Unlink();
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/// Get/set next sheet
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wxRichTextStyleSheet* GetNextSheet() const { return m_nextSheet; }
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void SetNextSheet(wxRichTextStyleSheet* sheet) { m_nextSheet = sheet; }
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/// Get/set previous sheet
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wxRichTextStyleSheet* GetPreviousSheet() const { return m_previousSheet; }
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void SetPreviousSheet(wxRichTextStyleSheet* sheet) { m_previousSheet = sheet; }
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/// Sets and gets the name of the style sheet
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void SetName(const wxString& name) { m_name = name; }
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const wxString& GetName() const { return m_name; }
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/// Sets and gets the style description
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void SetDescription(const wxString& descr) { m_description = descr; }
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const wxString& GetDescription() const { return m_description; }
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/// Implementation
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/// Add a definition to one of the style lists
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bool AddStyle(wxList& list, wxRichTextStyleDefinition* def);
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/// Remove a style
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bool RemoveStyle(wxList& list, wxRichTextStyleDefinition* def, bool deleteStyle);
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/// Find a definition by name
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wxRichTextStyleDefinition* FindStyle(const wxList& list, const wxString& name, bool recurse = true) const;
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protected:
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wxString m_description;
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wxString m_name;
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wxList m_characterStyleDefinitions;
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wxList m_paragraphStyleDefinitions;
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wxList m_listStyleDefinitions;
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wxRichTextStyleSheet* m_previousSheet;
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wxRichTextStyleSheet* m_nextSheet;
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};
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#if wxUSE_HTML
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/*!
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* wxRichTextStyleListBox class declaration
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* A listbox to display styles.
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*/
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class WXDLLIMPEXP_RICHTEXT wxRichTextStyleListBox: public wxHtmlListBox
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{
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DECLARE_CLASS(wxRichTextStyleListBox)
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DECLARE_EVENT_TABLE()
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public:
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/// Which type of style definition is currently showing?
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enum wxRichTextStyleType
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{
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wxRICHTEXT_STYLE_ALL,
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wxRICHTEXT_STYLE_PARAGRAPH,
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wxRICHTEXT_STYLE_CHARACTER,
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wxRICHTEXT_STYLE_LIST
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};
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wxRichTextStyleListBox()
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{
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Init();
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}
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wxRichTextStyleListBox(wxWindow* parent, wxWindowID id = wxID_ANY, const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize, long style = 0);
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virtual ~wxRichTextStyleListBox();
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void Init()
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{
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m_styleSheet = NULL;
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m_richTextCtrl = NULL;
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m_applyOnSelection = false;
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m_styleType = wxRICHTEXT_STYLE_PARAGRAPH;
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m_autoSetSelection = true;
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}
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bool Create(wxWindow* parent, wxWindowID id = wxID_ANY, const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize, long style = 0);
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/// Creates a suitable HTML fragment for a definition
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wxString CreateHTML(wxRichTextStyleDefinition* def) const;
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/// Associates the control with a style sheet
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void SetStyleSheet(wxRichTextStyleSheet* styleSheet) { m_styleSheet = styleSheet; }
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wxRichTextStyleSheet* GetStyleSheet() const { return m_styleSheet; }
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/// Associates the control with a wxRichTextCtrl
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void SetRichTextCtrl(wxRichTextCtrl* ctrl) { m_richTextCtrl = ctrl; }
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wxRichTextCtrl* GetRichTextCtrl() const { return m_richTextCtrl; }
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/// Get style for index
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wxRichTextStyleDefinition* GetStyle(size_t i) const ;
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/// Get index for style name
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int GetIndexForStyle(const wxString& name) const ;
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/// Set selection for string, returning the index.
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int SetStyleSelection(const wxString& name);
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/// Updates the list
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void UpdateStyles();
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/// Apply the style
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void ApplyStyle(int i);
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/// Left click
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void OnLeftDown(wxMouseEvent& event);
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/// Left double-click
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void OnLeftDoubleClick(wxMouseEvent& event);
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/// Auto-select from style under caret in idle time
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void OnIdle(wxIdleEvent& event);
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/// Convert units in tends of a millimetre to device units
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int ConvertTenthsMMToPixels(wxDC& dc, int units) const;
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/// Can we set the selection based on the editor caret position?
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/// Need to override this if being used in a combobox popup
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virtual bool CanAutoSetSelection() { return m_autoSetSelection; }
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virtual void SetAutoSetSelection(bool autoSet) { m_autoSetSelection = autoSet; }
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/// Set whether the style should be applied as soon as the item is selected (the default)
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void SetApplyOnSelection(bool applyOnSel) { m_applyOnSelection = applyOnSel; }
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bool GetApplyOnSelection() const { return m_applyOnSelection; }
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/// Set the style type to display
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void SetStyleType(wxRichTextStyleType styleType) { m_styleType = styleType; UpdateStyles(); }
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wxRichTextStyleType GetStyleType() const { return m_styleType; }
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/// Helper for listbox and combo control
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static wxString GetStyleToShowInIdleTime(wxRichTextCtrl* ctrl, wxRichTextStyleType styleType);
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protected:
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/// Returns the HTML for this item
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virtual wxString OnGetItem(size_t n) const;
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private:
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wxRichTextStyleSheet* m_styleSheet;
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wxRichTextCtrl* m_richTextCtrl;
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bool m_applyOnSelection; // if true, applies style on selection
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wxRichTextStyleType m_styleType; // style type to display
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bool m_autoSetSelection;
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wxArrayString m_styleNames;
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};
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/*!
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* wxRichTextStyleListCtrl class declaration
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* This is a container for the list control plus a combobox to switch between
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* style types.
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*/
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#define wxRICHTEXTSTYLELIST_HIDE_TYPE_SELECTOR 0x1000
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class WXDLLIMPEXP_RICHTEXT wxRichTextStyleListCtrl: public wxControl
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{
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DECLARE_CLASS(wxRichTextStyleListCtrl)
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DECLARE_EVENT_TABLE()
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public:
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/// Constructors
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wxRichTextStyleListCtrl()
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{
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Init();
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}
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wxRichTextStyleListCtrl(wxWindow* parent, wxWindowID id = wxID_ANY, const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize, long style = 0);
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/// Constructors
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virtual ~wxRichTextStyleListCtrl();
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/// Member initialisation
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void Init()
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{
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m_styleListBox = NULL;
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m_styleChoice = NULL;
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m_dontUpdate = false;
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}
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/// Creates the windows
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bool Create(wxWindow* parent, wxWindowID id = wxID_ANY, const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize, long style = 0);
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|
|
|
/// Updates the style list box
|
|
void UpdateStyles();
|
|
|
|
/// Associates the control with a style sheet
|
|
void SetStyleSheet(wxRichTextStyleSheet* styleSheet);
|
|
wxRichTextStyleSheet* GetStyleSheet() const;
|
|
|
|
/// Associates the control with a wxRichTextCtrl
|
|
void SetRichTextCtrl(wxRichTextCtrl* ctrl);
|
|
wxRichTextCtrl* GetRichTextCtrl() const;
|
|
|
|
/// Set/get the style type to display
|
|
void SetStyleType(wxRichTextStyleListBox::wxRichTextStyleType styleType);
|
|
wxRichTextStyleListBox::wxRichTextStyleType GetStyleType() const;
|
|
|
|
/// Get the choice index for style type
|
|
int StyleTypeToIndex(wxRichTextStyleListBox::wxRichTextStyleType styleType);
|
|
|
|
/// Get the style type for choice index
|
|
wxRichTextStyleListBox::wxRichTextStyleType StyleIndexToType(int i);
|
|
|
|
/// Get the listbox
|
|
wxRichTextStyleListBox* GetStyleListBox() const { return m_styleListBox; }
|
|
|
|
/// Get the choice
|
|
wxChoice* GetStyleChoice() const { return m_styleChoice; }
|
|
|
|
/// React to style type choice
|
|
void OnChooseType(wxCommandEvent& event);
|
|
|
|
/// Lay out the controls
|
|
void OnSize(wxSizeEvent& event);
|
|
|
|
private:
|
|
|
|
wxRichTextStyleListBox* m_styleListBox;
|
|
wxChoice* m_styleChoice;
|
|
bool m_dontUpdate;
|
|
};
|
|
|
|
#if wxUSE_COMBOCTRL
|
|
|
|
/*!
|
|
* Style drop-down for a wxComboCtrl
|
|
*/
|
|
|
|
class wxRichTextStyleComboPopup : public wxRichTextStyleListBox, public wxComboPopup
|
|
{
|
|
public:
|
|
virtual void Init()
|
|
{
|
|
m_itemHere = -1; // hot item in list
|
|
m_value = -1;
|
|
}
|
|
|
|
virtual bool Create( wxWindow* parent )
|
|
{
|
|
return wxRichTextStyleListBox::Create(parent, wxID_ANY,
|
|
wxPoint(0,0), wxDefaultSize,
|
|
wxSIMPLE_BORDER);
|
|
}
|
|
|
|
virtual wxWindow *GetControl() { return this; }
|
|
|
|
virtual void SetStringValue( const wxString& s );
|
|
|
|
virtual wxString GetStringValue() const;
|
|
|
|
/// Can we set the selection based on the editor caret position?
|
|
// virtual bool CanAutoSetSelection() { return ((m_combo == NULL) || !m_combo->IsPopupShown()); }
|
|
virtual bool CanAutoSetSelection() { return false; }
|
|
|
|
//
|
|
// Popup event handlers
|
|
//
|
|
|
|
// Mouse hot-tracking
|
|
void OnMouseMove(wxMouseEvent& event);
|
|
|
|
// On mouse left, set the value and close the popup
|
|
void OnMouseClick(wxMouseEvent& WXUNUSED(event));
|
|
|
|
protected:
|
|
|
|
int m_itemHere; // hot item in popup
|
|
int m_value;
|
|
|
|
private:
|
|
DECLARE_EVENT_TABLE()
|
|
};
|
|
|
|
/*!
|
|
* wxRichTextStyleComboCtrl
|
|
* A combo for applying styles.
|
|
*/
|
|
|
|
class WXDLLIMPEXP_RICHTEXT wxRichTextStyleComboCtrl: public wxComboCtrl
|
|
{
|
|
DECLARE_CLASS(wxRichTextStyleComboCtrl)
|
|
DECLARE_EVENT_TABLE()
|
|
|
|
public:
|
|
wxRichTextStyleComboCtrl()
|
|
{
|
|
Init();
|
|
}
|
|
|
|
wxRichTextStyleComboCtrl(wxWindow* parent, wxWindowID id = wxID_ANY, const wxPoint& pos = wxDefaultPosition,
|
|
const wxSize& size = wxDefaultSize, long style = wxCB_READONLY)
|
|
{
|
|
Init();
|
|
Create(parent, id, pos, size, style);
|
|
}
|
|
|
|
virtual ~wxRichTextStyleComboCtrl() {}
|
|
|
|
void Init()
|
|
{
|
|
m_stylePopup = NULL;
|
|
}
|
|
|
|
bool Create(wxWindow* parent, wxWindowID id = wxID_ANY, const wxPoint& pos = wxDefaultPosition,
|
|
const wxSize& size = wxDefaultSize, long style = 0);
|
|
|
|
/// Updates the list
|
|
void UpdateStyles() { m_stylePopup->UpdateStyles(); }
|
|
|
|
/// Associates the control with a style sheet
|
|
void SetStyleSheet(wxRichTextStyleSheet* styleSheet) { m_stylePopup->SetStyleSheet(styleSheet); }
|
|
wxRichTextStyleSheet* GetStyleSheet() const { return m_stylePopup->GetStyleSheet(); }
|
|
|
|
/// Associates the control with a wxRichTextCtrl
|
|
void SetRichTextCtrl(wxRichTextCtrl* ctrl) { m_stylePopup->SetRichTextCtrl(ctrl); }
|
|
wxRichTextCtrl* GetRichTextCtrl() const { return m_stylePopup->GetRichTextCtrl(); }
|
|
|
|
/// Gets the style popup
|
|
wxRichTextStyleComboPopup* GetStylePopup() const { return m_stylePopup; }
|
|
|
|
/// Auto-select from style under caret in idle time
|
|
void OnIdle(wxIdleEvent& event);
|
|
|
|
protected:
|
|
wxRichTextStyleComboPopup* m_stylePopup;
|
|
};
|
|
|
|
#endif
|
|
// wxUSE_COMBOCTRL
|
|
|
|
#endif
|
|
// wxUSE_HTML
|
|
|
|
#endif
|
|
// wxUSE_RICHTEXT
|
|
|
|
#endif
|
|
// _WX_RICHTEXTSTYLES_H_
|