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serenity/Userland/Libraries/LibGUI/VimEditingEngine.h
Brian Gianforcaro 1682f0b760 Everything: Move to SPDX license identifiers in all files.
SPDX License Identifiers are a more compact / standardized
way of representing file license information.

See: https://spdx.dev/resources/use/#identifiers

This was done with the `ambr` search and replace tool.

 ambr --no-parent-ignore --key-from-file --rep-from-file key.txt rep.txt *
2021-04-22 11:22:27 +02:00

56 lines
1.2 KiB
C++

/*
* Copyright (c) 2021, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibGUI/EditingEngine.h>
namespace GUI {
class VimEditingEngine final : public EditingEngine {
public:
virtual CursorWidth cursor_width() const override;
virtual bool on_key(const KeyEvent& event) override;
private:
enum VimMode {
Normal,
Insert,
Visual
};
enum YankType {
Line,
Selection
};
VimMode m_vim_mode { VimMode::Normal };
YankType m_yank_type {};
String m_yank_buffer {};
void yank(YankType);
void yank(TextRange);
void put(const GUI::KeyEvent&);
TextPosition m_selection_start_position {};
void update_selection_on_cursor_move();
void clear_visual_mode_data();
KeyCode m_previous_key {};
void switch_to_normal_mode();
void switch_to_insert_mode();
void switch_to_visual_mode();
void move_half_page_up(const KeyEvent& event);
void move_half_page_down(const KeyEvent& event);
bool on_key_in_insert_mode(const KeyEvent& event);
bool on_key_in_normal_mode(const KeyEvent& event);
bool on_key_in_visual_mode(const KeyEvent& event);
};
}