kakoune/src/window.hh

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#ifndef window_hh_INCLUDED
#define window_hh_INCLUDED
#include "client.hh"
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#include "display_buffer.hh"
#include "highlighter_group.hh"
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#include "option_manager.hh"
#include "safe_ptr.hh"
#include "scope.hh"
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namespace Kakoune
{
// A Window is a view onto a Buffer
class Window : public SafeCountable, public OptionManagerWatcher, public Scope
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{
public:
Window(Buffer& buffer);
~Window();
const DisplayCoord& position() const { return m_position; }
void set_position(DisplayCoord position);
const DisplayCoord& dimensions() const { return m_dimensions; }
void set_dimensions(DisplayCoord dimensions);
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void scroll(LineCount offset);
void center_line(LineCount buffer_line);
void display_line_at(LineCount buffer_line, LineCount display_line);
void scroll(ColumnCount offset);
void center_column(ColumnCount buffer_column);
void display_column_at(ColumnCount buffer_column, ColumnCount display_column);
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const DisplayBuffer& update_display_buffer(const Context& context);
DisplayCoord display_position(BufferCoord coord) const;
BufferCoord buffer_coord(DisplayCoord coord) const;
Highlighter& highlighters() { return m_highlighters; }
Buffer& buffer() const { return *m_buffer; }
bool needs_redraw(const Context& context) const;
void force_redraw() { m_last_setup = Setup{}; }
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BufferCoord offset_coord(BufferCoord coord, CharCount offset);
BufferCoordAndTarget offset_coord(BufferCoordAndTarget coord, LineCount offset);
void set_client(Client* client) { m_client = client; }
void clear_display_buffer();
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private:
Window(const Window&) = delete;
void on_option_changed(const Option& option) override;
void scroll_to_keep_selection_visible_ifn(const Context& context);
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void run_hook_in_own_context(StringView hook_name, StringView param,
String client_name = "");
SafePtr<Buffer> m_buffer;
SafePtr<Client> m_client;
DisplayCoord m_position;
DisplayCoord m_dimensions;
DisplayBuffer m_display_buffer;
HighlighterGroup m_highlighters;
HighlighterGroup m_builtin_highlighters;
struct Setup
{
DisplayCoord position;
DisplayCoord dimensions;
size_t timestamp;
size_t main_selection;
Vector<BufferRange, MemoryDomain::Display> selections;
};
Setup build_setup(const Context& context) const;
Setup m_last_setup;
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};
}
#endif // window_hh_INCLUDED