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137 lines
3.0 KiB
137 lines
3.0 KiB
#ifndef TERMO_INTERNAL_H |
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#define TERMO_INTERNAL_H |
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#include "termo.h" |
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#include <stdint.h> |
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#include <termios.h> |
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#include <stdbool.h> |
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#include <iconv.h> |
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typedef struct termo_driver termo_driver_t; |
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struct termo_driver |
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{ |
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const char *name; |
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void *(*new_driver) (termo_t *tk, const char *term); |
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void (*free_driver) (void *info); |
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int (*start_driver) (termo_t *tk, void *info); |
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int (*stop_driver) (termo_t *tk, void *info); |
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termo_result_t (*peekkey) (termo_t *tk, |
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void *info, termo_key_t *key, int force, size_t *nbytes); |
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}; |
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typedef struct keyinfo keyinfo_t; |
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struct keyinfo |
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{ |
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termo_type_t type; |
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termo_sym_t sym; |
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int modifier_mask; |
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int modifier_set; |
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}; |
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typedef struct termo_driver_node termo_driver_node_t; |
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struct termo_driver_node |
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{ |
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termo_driver_t *driver; |
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void *info; |
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termo_driver_node_t *next; |
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}; |
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enum peekey_flags |
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{ |
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PEEKKEY_FORCE = 1 << 0, |
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PEEKKEY_ALT_PREFIXED = 1 << 1 |
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}; |
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struct termo |
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{ |
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int fd; |
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int flags; |
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int canonflags; |
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unsigned char *buffer; |
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size_t buffstart; // First offset in buffer |
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size_t buffcount; // Number of entires valid in buffer |
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size_t buffsize; // Total malloc'ed size |
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// Position beyond buffstart at which peekkey() should next start. |
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// Normally 0, but see also termo_interpret_csi(). |
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size_t hightide; |
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struct termios restore_termios; |
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bool restore_termios_valid; |
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int waittime; // In milliseconds |
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bool is_closed; // We've received EOF |
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bool is_started; |
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int nkeynames; |
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const char **keynames; |
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keyinfo_t c0[32]; // There are 32 C0 codes |
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iconv_t to_utf32_conv; |
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iconv_t from_utf32_conv; |
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termo_driver_node_t *drivers; |
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// Now some "protected" methods for the driver to call but which we don't |
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// want exported as real symbols in the library |
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struct |
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{ |
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void (*emit_codepoint) (termo_t *tk, |
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uint32_t codepoint, termo_key_t *key); |
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termo_result_t (*peekkey_simple) (termo_t *tk, |
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termo_key_t *key, int flags, size_t *nbytes); |
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termo_result_t (*peekkey_mouse) (termo_t *tk, |
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termo_key_t *key, size_t *nbytes); |
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} |
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method; |
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// What we think should be the mouse protocol |
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termo_mouse_proto_t guessed_mouse_proto; |
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// The active mouse protocol |
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termo_mouse_proto_t mouse_proto; |
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// Mouse tracking mode |
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termo_mouse_tracking_t mouse_tracking; |
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// The mouse unfortunately directly depends on the terminfo driver to let |
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// it handle changes in the mouse protocol. |
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void *ti_data; // termo_ti_t pointer |
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struct |
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{ |
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bool (*set_mouse_proto) (void *, termo_mouse_proto_t, bool); |
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bool (*set_mouse_tracking_mode) (void *, termo_mouse_tracking_t, bool); |
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} |
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ti_method; |
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}; |
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static inline void |
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termo_key_get_linecol (const termo_key_t *key, int *line, int *col) |
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{ |
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if (col) |
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*col = key->code.mouse.x; |
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if (line) |
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*line = key->code.mouse.y; |
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} |
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static inline void |
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termo_key_set_linecol (termo_key_t *key, int line, int col) |
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{ |
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if (line > UINT16_MAX) |
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line = UINT16_MAX; |
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if (col > UINT16_MAX) |
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col = UINT16_MAX; |
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key->code.mouse.x = col; |
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key->code.mouse.y = line; |
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} |
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extern termo_driver_t termo_driver_csi; |
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extern termo_driver_t termo_driver_ti; |
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#endif // ! TERMO_INTERNAL_H |
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