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https://github.com/MidnightCommander/mc
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ddd336ad4d
Initial commit: WInput: refactoring of text marking. Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
106 lines
4.1 KiB
C
106 lines
4.1 KiB
C
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/** \file input.h
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* \brief Header: WInput widget
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*/
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#ifndef MC__WIDGET_INPUT_H
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#define MC__WIDGET_INPUT_H
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#include "lib/keybind.h" /* global_keymap_t */
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/*** typedefs(not structures) and defined constants **********************************************/
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#define INPUT(x) ((WInput *)(x))
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/* For history load-save functions */
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#define INPUT_LAST_TEXT ((char *) 2)
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/*** enums ***************************************************************************************/
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typedef enum
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{
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WINPUTC_MAIN, /* color used */
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WINPUTC_MARK, /* color for marked text */
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WINPUTC_UNCHANGED, /* color for inactive text (Is first keystroke) */
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WINPUTC_HISTORY, /* color for history list */
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WINPUTC_COUNT_COLORS /* count of used colors */
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} input_colors_enum_t;
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/* completion flags */
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typedef enum
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{
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INPUT_COMPLETE_NONE = 0,
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INPUT_COMPLETE_FILENAMES = 1 << 0,
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INPUT_COMPLETE_HOSTNAMES = 1 << 1,
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INPUT_COMPLETE_COMMANDS = 1 << 2,
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INPUT_COMPLETE_VARIABLES = 1 << 3,
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INPUT_COMPLETE_USERNAMES = 1 << 4,
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INPUT_COMPLETE_CD = 1 << 5,
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INPUT_COMPLETE_SHELL_ESC = 1 << 6,
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} input_complete_t;
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/*** structures declarations (and typedefs of structures)*****************************************/
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typedef int input_colors_t[WINPUTC_COUNT_COLORS];
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typedef struct
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{
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Widget widget;
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const int *color;
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int point; /* cursor position in the input line in characters */
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int mark; /* the mark position in characters; negative value means no marked text */
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int term_first_shown; /* column of the first shown character */
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size_t current_max_size; /* maximum length of input line (bytes) */
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gboolean first; /* is first keystroke? */
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int disable_update; /* do we want to skip updates? */
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gboolean is_password; /* is this a password input line? */
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gboolean init_from_history; /* init text will be get from history */
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char *buffer; /* pointer to editing buffer */
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gboolean need_push; /* need to push the current Input on hist? */
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gboolean strip_password; /* need to strip password before placing string to history */
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char **completions; /* possible completions array */
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input_complete_t completion_flags;
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char charbuf[MB_LEN_MAX]; /* buffer for multibytes characters */
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size_t charpoint; /* point to end of mulibyte sequence in charbuf */
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WLabel *label; /* label associated with this input line */
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struct input_history_t
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{
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char *name; /* name of history for loading and saving */
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GList *list; /* the history */
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GList *current; /* current history item */
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gboolean changed; /* the history has changed */
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} history;
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} WInput;
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/*** global variables defined in .c file *********************************************************/
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extern int quote;
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extern const global_keymap_t *input_map;
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/* Color styles for normal and command line input widgets */
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extern input_colors_t input_colors;
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/*** declarations of public functions ************************************************************/
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WInput *input_new (int y, int x, const int *colors,
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int len, const char *text, const char *histname,
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input_complete_t completion_flags);
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/* callbac is public; needed for command line */
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cb_ret_t input_callback (Widget * w, Widget * sender, widget_msg_t msg, int parm, void *data);
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void input_set_default_colors (void);
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cb_ret_t input_handle_char (WInput * in, int key);
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int input_key_is_in_map (WInput * in, int key);
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void input_assign_text (WInput * in, const char *text);
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void input_insert (WInput * in, const char *text, gboolean insert_extra_space);
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void input_set_point (WInput * in, int pos);
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void input_update (WInput * in, gboolean clear_first);
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void input_enable_update (WInput * in);
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void input_disable_update (WInput * in);
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void input_clean (WInput * in);
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void input_free_completions (WInput * in);
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/*** inline functions ****************************************************************************/
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#endif /* MC__WIDGET_INPUT_H */
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