2011-09-02 18:51:20 +02:00
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#ifndef window_hh_INCLUDED
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#define window_hh_INCLUDED
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#include <functional>
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2011-09-05 21:06:31 +02:00
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2011-09-02 18:51:20 +02:00
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#include "buffer.hh"
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2011-10-24 16:26:21 +02:00
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#include "dynamic_buffer_iterator.hh"
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2011-09-02 18:51:20 +02:00
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#include "display_buffer.hh"
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2011-11-12 15:15:35 +01:00
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#include "completion.hh"
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2011-11-29 23:37:20 +01:00
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#include "highlighter.hh"
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2011-12-07 15:29:10 +01:00
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#include "filter.hh"
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2011-12-02 15:20:11 +01:00
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#include "idvaluemap.hh"
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2011-09-02 18:51:20 +02:00
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namespace Kakoune
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{
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struct Selection
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{
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2011-11-16 20:23:09 +01:00
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typedef std::vector<BufferString> CaptureList;
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Selection(const BufferIterator& first, const BufferIterator& last,
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const CaptureList& captures = CaptureList())
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: m_first(first), m_last(last), m_captures(captures) {}
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Selection(const BufferIterator& first, const BufferIterator& last,
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CaptureList&& captures)
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: m_first(first), m_last(last), m_captures(captures) {}
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2011-09-17 16:57:35 +02:00
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2011-09-23 11:17:19 +02:00
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BufferIterator begin() const;
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BufferIterator end() const;
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2011-09-23 11:17:19 +02:00
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const BufferIterator& first() const { return m_first; }
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const BufferIterator& last() const { return m_last; }
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2011-09-17 16:57:35 +02:00
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2011-10-27 16:22:17 +02:00
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void merge_with(const Selection& selection);
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2011-11-16 20:23:09 +01:00
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BufferString capture(size_t index) const;
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const CaptureList& captures() const { return m_captures; }
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2011-09-17 16:57:35 +02:00
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private:
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2011-10-24 16:26:21 +02:00
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DynamicBufferIterator m_first;
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DynamicBufferIterator m_last;
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2011-11-16 20:23:09 +01:00
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CaptureList m_captures;
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2011-09-02 18:51:20 +02:00
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};
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typedef std::vector<Selection> SelectionList;
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2011-09-19 23:56:29 +02:00
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class IncrementalInserter;
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2012-01-15 14:46:12 +01:00
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class HighlighterGroup;
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2012-01-11 15:21:58 +01:00
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// A Window is an editing view onto a Buffer
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//
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// The Window class manage a set of selections and provides means to modify
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// both the selections and the buffer. It also handle the display of the
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// buffer with it's highlighters.
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2011-09-02 18:51:20 +02:00
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class Window
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{
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public:
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typedef BufferString String;
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typedef std::function<Selection (const BufferIterator&)> Selector;
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2011-11-16 15:04:45 +01:00
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typedef std::function<SelectionList (const Selection&)> MultiSelector;
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2011-09-02 18:51:20 +02:00
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void erase();
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void insert(const String& string);
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void append(const String& string);
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2011-11-22 15:23:46 +01:00
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void replace(const String& string);
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2011-09-02 18:51:20 +02:00
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2011-09-05 21:06:31 +02:00
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const BufferCoord& position() const { return m_position; }
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2011-10-15 06:45:49 +02:00
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DisplayCoord cursor_position() const;
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BufferIterator cursor_iterator() const;
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2011-09-05 20:54:17 +02:00
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2011-09-08 02:13:19 +02:00
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Buffer& buffer() const { return m_buffer; }
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2011-09-05 20:54:17 +02:00
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2011-10-14 16:29:53 +02:00
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BufferIterator iterator_at(const DisplayCoord& window_pos) const;
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DisplayCoord line_and_column_at(const BufferIterator& iterator) const;
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2011-09-02 18:51:20 +02:00
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void move_cursor(const DisplayCoord& offset, bool append = false);
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2011-10-12 20:53:38 +02:00
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void move_cursor_to(const BufferIterator& iterator);
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2011-09-02 18:51:20 +02:00
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2011-10-05 16:24:52 +02:00
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void clear_selections();
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2012-01-09 15:28:01 +01:00
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void keep_selection(int index);
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2011-10-07 16:03:25 +02:00
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void select(const Selector& selector, bool append = false);
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2011-11-16 15:04:45 +01:00
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void multi_select(const MultiSelector& selector);
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2011-09-23 16:31:15 +02:00
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BufferString selection_content() const;
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2011-12-21 20:06:26 +01:00
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const SelectionList& selections() const { return m_selections.back(); }
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2011-09-05 20:54:17 +02:00
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2011-10-14 16:29:53 +02:00
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void set_dimensions(const DisplayCoord& dimensions);
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2011-09-02 18:51:20 +02:00
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const DisplayBuffer& display_buffer() const { return m_display_buffer; }
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void update_display_buffer();
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2011-09-05 20:54:17 +02:00
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2011-09-06 20:52:52 +02:00
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bool undo();
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bool redo();
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2011-10-04 20:49:41 +02:00
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std::string status_line() const;
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2011-12-07 15:29:10 +01:00
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struct id_not_unique : public runtime_error
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{
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id_not_unique(const std::string& id)
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: runtime_error("id not unique: " + id) {}
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};
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void add_highlighter(HighlighterAndId&& highlighter);
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void remove_highlighter(const std::string& id);
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HighlighterGroup& get_highlighter_group(const std::string& id);
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CandidateList complete_highlighterid(const std::string& prefix,
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size_t cursor_pos);
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CandidateList complete_highlighter_groupid(const std::string& prefix,
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size_t cursor_pos);
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2011-12-07 15:29:10 +01:00
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void add_filter(FilterAndId&& filter);
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void remove_filter(const std::string& id);
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CandidateList complete_filterid(const std::string& prefix,
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size_t cursor_pos = std::string::npos);
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2011-12-21 20:06:26 +01:00
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void push_selections();
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void pop_selections();
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2011-09-02 18:51:20 +02:00
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private:
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2011-09-08 16:30:36 +02:00
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friend class Buffer;
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Window(Buffer& buffer);
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Window(const Window&) = delete;
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2011-09-27 20:45:22 +02:00
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void check_invariant() const;
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2011-09-05 20:55:31 +02:00
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void scroll_to_keep_cursor_visible_ifn();
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2011-09-02 18:51:20 +02:00
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2011-09-27 20:45:22 +02:00
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void erase_noundo();
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void insert_noundo(const String& string);
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void append_noundo(const String& string);
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2011-12-21 20:06:26 +01:00
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SelectionList& selections() { return m_selections.back(); }
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2011-09-19 23:56:29 +02:00
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friend class IncrementalInserter;
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IncrementalInserter* m_current_inserter;
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2011-09-08 02:13:19 +02:00
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Buffer& m_buffer;
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BufferCoord m_position;
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DisplayCoord m_dimensions;
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std::vector<SelectionList> m_selections;
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DisplayBuffer m_display_buffer;
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2011-09-28 22:54:11 +02:00
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2011-12-02 15:20:11 +01:00
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idvaluemap<std::string, HighlighterFunc> m_highlighters;
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idvaluemap<std::string, FilterFunc> m_filters;
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2011-09-02 18:51:20 +02:00
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};
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2011-09-19 23:56:29 +02:00
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class IncrementalInserter
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{
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public:
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2011-09-28 21:14:39 +02:00
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enum class Mode
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{
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Insert,
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Append,
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Change,
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InsertAtLineBegin,
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AppendAtLineEnd,
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OpenLineBelow,
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OpenLineAbove
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};
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IncrementalInserter(Window& window, Mode mode = Mode::Insert);
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~IncrementalInserter();
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void insert(const Window::String& string);
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2011-11-16 20:24:37 +01:00
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void insert_capture(size_t index);
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2011-09-19 23:56:29 +02:00
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void erase();
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2011-10-14 16:29:53 +02:00
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void move_cursor(const DisplayCoord& offset);
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2011-09-19 23:56:29 +02:00
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private:
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2011-12-07 15:29:10 +01:00
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void apply(Modification&& modification) const;
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Window& m_window;
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2011-09-19 23:56:29 +02:00
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};
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2011-09-02 18:51:20 +02:00
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}
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#endif // window_hh_INCLUDED
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