| 1 |
#ifndef KEYBOARD_H_ |
| 2 |
#define KEYBOARD_H_ |
| 3 |
|
| 4 |
#include "feature.h" |
| 5 |
#include "rxvtutil.h" |
| 6 |
|
| 7 |
#ifdef KEYSYM_RESOURCE |
| 8 |
|
| 9 |
#define KEYSYM_HASH_BITS 9 /* lowest #bits of keysym is used as hash key */ |
| 10 |
#define KEYSYM_HASH_BUDGETS (1<<KEYSYM_HASH_BITS) |
| 11 |
#define KEYSYM_HASH_MASK (KEYSYM_HASH_BUDGETS-1) |
| 12 |
|
| 13 |
#define MetaMask 0x0100 |
| 14 |
#define NumLockMask 0x0200 |
| 15 |
#define AllModMask (ShiftMask | LockMask | ControlMask \ |
| 16 |
| Mod1Mask | Mod2Mask | Mod3Mask | Mod4Mask | Mod5Mask) |
| 17 |
|
| 18 |
#if (AllModMask & (MetaMask | NumLockMask)) != 0 |
| 19 |
#error redefine MetaMask or NumLockMask! |
| 20 |
#endif |
| 21 |
|
| 22 |
struct rxvt_term; |
| 23 |
struct keysym_t; |
| 24 |
typedef void (keyevent_handler) (rxvt_term *rt, |
| 25 |
keysym_t *key, |
| 26 |
KeySym keysym, |
| 27 |
unsigned int state); |
| 28 |
typedef unsigned short u16; |
| 29 |
|
| 30 |
struct keysym_t |
| 31 |
{ |
| 32 |
KeySym keysym; |
| 33 |
/* only the lower 8 bits of state are used for matching according to X.h */ |
| 34 |
/* the higher bits are preserved for Meta/NumLock keys */ |
| 35 |
/* which are mapped to corresponding lower bits at register time */ |
| 36 |
u16 state; /* indicates each modifiers' DOWN/UP status */ |
| 37 |
u16 range; /* =1: single keysym; >1: a of range keysyms */ |
| 38 |
keyevent_handler *handler; /* event handler */ |
| 39 |
const char *str; /* would normally be a keycode translation */ |
| 40 |
}; |
| 41 |
|
| 42 |
|
| 43 |
class keyboard_manager |
| 44 |
{ |
| 45 |
public: |
| 46 |
keyboard_manager (rxvt_term *rt); |
| 47 |
~keyboard_manager (); |
| 48 |
|
| 49 |
void clear (); |
| 50 |
void register_user_translation (KeySym keysym, unsigned int state, const char *trans); |
| 51 |
void register_done (); // call this to make newly registered keymaps take effect |
| 52 |
bool dispatch (KeySym keysym, unsigned int state); |
| 53 |
|
| 54 |
private: |
| 55 |
void register_keymap (keysym_t *key); |
| 56 |
void purge_duplicate_keymap (); |
| 57 |
void setup_hash (); |
| 58 |
int find_keysym (KeySym keysym, unsigned int state); |
| 59 |
|
| 60 |
private: |
| 61 |
rxvt_term * const term_; |
| 62 |
|
| 63 |
u16 hash_[KEYSYM_HASH_BUDGETS]; // |
| 64 |
vector<keysym_t *> keymap_; |
| 65 |
|
| 66 |
// stock keymaps are all static data |
| 67 |
static keysym_t stock_keymap_[]; |
| 68 |
// user keymaps and their .string are dynamicly allocated and freed |
| 69 |
vector<keysym_t *> user_keymap_; |
| 70 |
vector<const char *> user_translations_; |
| 71 |
}; |
| 72 |
|
| 73 |
#endif /* KEYSYM_RESOURCE */ |
| 74 |
#endif /* KEYBOARD_H_ */ |
| 75 |
// vim:et:ts=2:sw=2 |
