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#pragma once
typedef struct vim_state VimState;
typedef int (*state_check_callback)(VimState *state);
typedef int (*state_execute_callback)(VimState *state, int key);
struct vim_state {
state_check_callback check;
state_execute_callback execute;
};
/// Values for State
///
/// The lower bits up to 0x80 are used to distinguish normal/visual/op_pending
/// /cmdline/insert/replace/terminal mode. This is used for mapping. If none
/// of these bits are set, no mapping is done. See the comment above do_map().
/// The upper bits are used to distinguish between other states and variants of
/// the base modes.
enum {
MODE_NORMAL = 0x01, ///< Normal mode, command expected
MODE_VISUAL = 0x02, ///< Visual mode - use get_real_state()
MODE_OP_PENDING = 0x04, ///< Normal mode, operator is pending - use get_real_state()
MODE_CMDLINE = 0x08, ///< Editing the command line
MODE_INSERT = 0x10, ///< Insert mode, also for Replace mode
MODE_LANGMAP = 0x20, ///< Language mapping, can be combined with MODE_INSERT and MODE_CMDLINE
MODE_SELECT = 0x40, ///< Select mode, use get_real_state()
MODE_TERMINAL = 0x80, ///< Terminal mode
MAP_ALL_MODES = 0xff, ///< all mode bits used for mapping
REPLACE_FLAG = 0x100, ///< Replace mode flag
MODE_REPLACE = REPLACE_FLAG | MODE_INSERT,
VREPLACE_FLAG = 0x200, ///< Virtual-replace mode flag
MODE_VREPLACE = REPLACE_FLAG | VREPLACE_FLAG | MODE_INSERT,
MODE_LREPLACE = REPLACE_FLAG | MODE_LANGMAP,
MODE_NORMAL_BUSY = 0x1000 | MODE_NORMAL, ///< Normal mode, busy with a command
MODE_HITRETURN = 0x2000 | MODE_NORMAL, ///< waiting for return or command
MODE_ASKMORE = 0x3000, ///< Asking if you want --more--
MODE_SETWSIZE = 0x4000, ///< window size has changed
MODE_EXTERNCMD = 0x5000, ///< executing an external command
MODE_SHOWMATCH = 0x6000 | MODE_INSERT, ///< show matching paren
MODE_CONFIRM = 0x7000, ///< ":confirm" prompt
};
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