48 lines
1.9 KiB
C
48 lines
1.9 KiB
C
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#ifndef _OPENEMACS_H_
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#define _OPENEMACS_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define EDITOR_KEY_MAX_SEQUENCE 16
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struct editor_state
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{
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int cursor_x, cursor_y; // Cursor x and y position in characters
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int desired_cursor_x; // Cursor x which user wants if sufficient characters on the line
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int row_offset; // Offset of row displayed.
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int column_offset; // Offset of column displayed.
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int screen_rows; // Number of rows that we can show
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int screen_columns; // Number of columns that we can show
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int number_of_rows; // Number of rows
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int key_pos; // Current position in key buffer
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char key_buf[EDITOR_KEY_MAX_SEQUENCE]; // Key buffer
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int key_quit_confirmations_left; // Quit confirmations left
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int key_previous; // Previous key
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bool editor_completed; // TRUE if editor has completed
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void* editor_userdata; // General user data
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size_t (*write) (struct editor_state* E, const char *buf, size_t nbyte);
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struct editor_row *row; // Rows
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bool dirty; // File modified but not saved.
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char *filename; // Currently open filename
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char *status_message;
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time_t status_message_last_update;
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int number_of_cut_buffer_lines;
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char **cut_buffer_lines;
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bool has_open_cut_buffer;
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struct editor_syntax *syntax_highlight_mode; // Current syntax highlight, or NULL.
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};
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void editor_init(struct editor_state* E, size_t (*write) (struct editor_state* E, const char *buf, size_t nbyte), void* userdata);
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bool editor_open(struct editor_state* E, char const *filename);
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void editor_refresh_screen(struct editor_state* E);
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void editor_free(struct editor_state* E);
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bool editor_process_keypress(struct editor_state* E, int k);
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#ifdef __cplusplus
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}
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#endif
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#endif
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