/[emacs]/emacs/src/termhooks.h
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revision 1.58 by pj, Mon Apr 1 13:41:03 2002 UTC revision 1.58.2.1 by miles, Fri Apr 4 06:21:03 2003 UTC
# Line 162  extern void (*set_vertical_scroll_bar_ho Line 162  extern void (*set_vertical_scroll_bar_ho
162    
163  /* Arrange for all scroll bars on FRAME to be removed at the next call  /* Arrange for all scroll bars on FRAME to be removed at the next call
164     to `*judge_scroll_bars_hook'.  A scroll bar may be spared if     to `*judge_scroll_bars_hook'.  A scroll bar may be spared if
165     `*redeem_scroll_bar_hook' is applied to its window before the judgement.     `*redeem_scroll_bar_hook' is applied to its window before the judgement.
166    
167     This should be applied to each frame each time its window tree is     This should be applied to each frame each time its window tree is
168     redisplayed, even if it is not displaying scroll bars at the moment;     redisplayed, even if it is not displaying scroll bars at the moment;
# Line 179  extern void (*condemn_scroll_bars_hook) Line 179  extern void (*condemn_scroll_bars_hook)
179  extern void (*redeem_scroll_bar_hook) P_ ((struct window *window));  extern void (*redeem_scroll_bar_hook) P_ ((struct window *window));
180    
181  /* Remove all scroll bars on FRAME that haven't been saved since the  /* Remove all scroll bars on FRAME that haven't been saved since the
182     last call to `*condemn_scroll_bars_hook'.       last call to `*condemn_scroll_bars_hook'.
183    
184     This should be applied to each frame after each time its window     This should be applied to each frame after each time its window
185     tree is redisplayed, even if it is not displaying scroll bars at the     tree is redisplayed, even if it is not displaying scroll bars at the
# Line 201  extern void (*judge_scroll_bars_hook) P_ Line 201  extern void (*judge_scroll_bars_hook) P_
201    
202  enum event_kind  enum event_kind
203  {  {
204    no_event,                     /* nothing happened.  This should never    NO_EVENT,                     /* nothing happened.  This should never
205                                     actually appear in the event queue.  */                                     actually appear in the event queue.  */
206    
207    ascii_keystroke,              /* The ASCII code is in .code, perhaps    ASCII_KEYSTROKE_EVENT,        /* The ASCII code is in .code, perhaps
208                                     with modifiers applied.                                     with modifiers applied.
209                                     .modifiers holds the state of the                                     .modifiers holds the state of the
210                                     modifier keys.                                     modifier keys.
# Line 212  enum event_kind Line 212  enum event_kind
212                                     which the key was typed.                                     which the key was typed.
213                                     .timestamp gives a timestamp (in                                     .timestamp gives a timestamp (in
214                                     milliseconds) for the keystroke.  */                                     milliseconds) for the keystroke.  */
215    multibyte_char_keystroke,     /* The multibye char code is in .code,    MULTIBYTE_CHAR_KEYSTROKE_EVENT,       /* The multibyte char code is in .code,
216                                     perhaps with modifiers applied.                                     perhaps with modifiers applied.
217                                     The others are the same as                                     The others are the same as
218                                     ascii_keystroke.  This type of event                                     ASCII_KEYSTROKE_EVENT.  */
219                                     is generated only when we are using    NON_ASCII_KEYSTROKE_EVENT,    /* .code is a number identifying the
                                    XIM on X window.  */  
   non_ascii_keystroke,          /* .code is a number identifying the  
220                                     function key.  A code N represents                                     function key.  A code N represents
221                                     a key whose name is                                     a key whose name is
222                                     function_key_names[N]; function_key_names                                     function_key_names[N]; function_key_names
# Line 230  enum event_kind Line 228  enum event_kind
228                                     which the key was typed.                                     which the key was typed.
229                                     .timestamp gives a timestamp (in                                     .timestamp gives a timestamp (in
230                                     milliseconds) for the keystroke.  */                                     milliseconds) for the keystroke.  */
231    timer_event,                  /* A timer fired.  */    TIMER_EVENT,                  /* A timer fired.  */
232    mouse_click,                  /* The button number is in .code; it must    MOUSE_CLICK_EVENT,            /* The button number is in .code; it must
233                                     be >= 0 and < NUM_MOUSE_BUTTONS, defined                                     be >= 0 and < NUM_MOUSE_BUTTONS, defined
234                                     below.                                     below.
235                                     .modifiers holds the state of the                                     .modifiers holds the state of the
# Line 242  enum event_kind Line 240  enum event_kind
240                                     the mouse click occurred in.                                     the mouse click occurred in.
241                                     .timestamp gives a timestamp (in                                     .timestamp gives a timestamp (in
242                                     milliseconds) for the click.  */                                     milliseconds) for the click.  */
243  #ifdef WINDOWSNT  #if defined(WINDOWSNT) || defined(MAC_OSX)
244    mouse_wheel,                  /* A mouse-wheel event is generated    MOUSE_WHEEL_EVENT,            /* A mouse-wheel event is generated
245                                     on WINDOWSNT by a                                     on WINDOWSNT or MAC_OSX by a
246                                     wheel on a mouse (e.g., MS Intellimouse).                                     wheel on a mouse (e.g., MS Intellimouse).
247                                     The event contains a delta that corresponds                                     The event contains a delta that corresponds
248                                     to the amount and direction that the wheel                                     to the amount and direction that the wheel
# Line 259  enum event_kind Line 257  enum event_kind
257                                     the wheel event occurred in.                                     the wheel event occurred in.
258                                     .timestamp gives a timestamp (in                                     .timestamp gives a timestamp (in
259                                     milliseconds) for the wheel event.  */                                     milliseconds) for the wheel event.  */
260    language_change_event,        /* A language_change event is generated  #endif
261    #ifdef WINDOWSNT
262      LANGUAGE_CHANGE_EVENT,        /* A LANGUAGE_CHANGE_EVENT is generated
263                                     on WINDOWSNT when the keyboard layout                                     on WINDOWSNT when the keyboard layout
264                                     or input language is changed by the                                     or input language is changed by the
265                                     user.  */                                     user.  */
266  #endif  #endif
267    scroll_bar_click,             /* .code gives the number of the mouse button    SCROLL_BAR_CLICK_EVENT,       /* .code gives the number of the mouse button
268                                     that was clicked.                                     that was clicked.
269                                     .modifiers holds the state of the modifier                                     .modifiers holds the state of the modifier
270                                     keys.                                     keys.
# Line 278  enum event_kind Line 278  enum event_kind
278                                     .timestamp gives a timestamp (in                                     .timestamp gives a timestamp (in
279                                     milliseconds) for the click.  */                                     milliseconds) for the click.  */
280  #ifdef WINDOWSNT  #ifdef WINDOWSNT
281    w32_scroll_bar_click, /* as for scroll_bar_click, but only generated    W32_SCROLL_BAR_CLICK_EVENT,   /* as for SCROLL_BAR_CLICK, but only generated
282                                     by MS-Windows scroll bar controls. */                                     by MS-Windows scroll bar controls. */
283  #endif  #endif
284    selection_request_event,      /* Another X client wants a selection from us.    SELECTION_REQUEST_EVENT,      /* Another X client wants a selection from us.
285                                     See `struct selection_event'.  */                                     See `struct selection_event'.  */
286    selection_clear_event,        /* Another X client cleared our selection.  */    SELECTION_CLEAR_EVENT,        /* Another X client cleared our selection.  */
287    buffer_switch_event,          /* A process filter has switched buffers.  */    BUFFER_SWITCH_EVENT,          /* A process filter has switched buffers.  */
288    delete_window_event,          /* An X client said "delete this window".  */    DELETE_WINDOW_EVENT,          /* An X client said "delete this window".  */
289    MENU_BAR_EVENT,               /* An event generated by the menu bar.    MENU_BAR_EVENT,               /* An event generated by the menu bar.
290                                     The frame_or_window field's cdr holds the                                     The frame_or_window field's cdr holds the
291                                     Lisp-level event value.                                     Lisp-level event value.
292                                     (Only the toolkit version uses these.)  */                                     (Only the toolkit version uses these.)  */
293    iconify_event,                /* An X client iconified this window.  */    ICONIFY_EVENT,                /* An X client iconified this window.  */
294    deiconify_event,              /* An X client deiconified this window.  */    DEICONIFY_EVENT,              /* An X client deiconified this window.  */
295    menu_bar_activate_event,      /* A button press in the menu bar    MENU_BAR_ACTIVATE_EVENT,      /* A button press in the menu bar
296                                     (toolkit version only).  */                                     (toolkit version only).  */
297    drag_n_drop,                  /* A drag-n-drop event is generated when    DRAG_N_DROP_EVENT,            /* A drag-n-drop event is generated when
298                                     files selected outside of Emacs are dropped                                     files selected outside of Emacs are dropped
299                                     onto an Emacs window.                                     onto an Emacs window.
300                                     Currently used only on Windows NT.                                     Currently used only on Windows NT.
301                                     .modifiers holds the state of the                                     .modifiers holds the state of the
302                                     modifier keys.                                     modifier keys.
303                                     .x and .y give the mouse position,                                     .x and .y give the mouse position,
304                                     in characters, within the window.                                     in characters, within the window.
# Line 330  enum event_kind Line 330  enum event_kind
330    
331    /* Queued from XTread_socket when session manager sends    /* Queued from XTread_socket when session manager sends
332       save yourself before shutdown. */       save yourself before shutdown. */
333    save_session_event    SAVE_SESSION_EVENT
334  };  };
335    
336  /* If a struct input_event has a kind which is selection_request_event  /* If a struct input_event has a kind which is SELECTION_REQUEST_EVENT
337     or selection_clear_event, then its contents are really described     or SELECTION_CLEAR_EVENT, then its contents are really described
338     by `struct selection_event'; see xterm.h.  */     by `struct selection_event'; see xterm.h.  */
339    
340  /* The keyboard input buffer is an array of these structures.  Each one  /* The keyboard input buffer is an array of these structures.  Each one
# Line 346  struct input_event Line 346  struct input_event
346  {  {
347    /* What kind of event was this?  */    /* What kind of event was this?  */
348    enum event_kind kind;    enum event_kind kind;
349      
350    /* For an ascii_keystroke and multibyte_char_keystroke, this is the    /* For an ASCII_KEYSTROKE_EVENT and MULTIBYTE_CHAR_KEYSTROKE_EVENT,
351       character.       this is the character.
352       For a non_ascii_keystroke, this is the keysym code.       For a NON_ASCII_KEYSTROKE_EVENT, this is the keysym code.
353       For a mouse event, this is the button number.  */       For a mouse event, this is the button number.  */
354    /* In WindowsNT, for a mouse wheel event, this is the delta.  */    /* In WindowsNT, for a mouse wheel event, this is the delta.  */
355    int code;    int code;
# Line 386  extern void (*frame_up_to_date_hook) P_ Line 386  extern void (*frame_up_to_date_hook) P_
386    
387  /* Bits in the modifiers member of the input_event structure.  /* Bits in the modifiers member of the input_event structure.
388     Note that reorder_modifiers assumes that the bits are in canonical     Note that reorder_modifiers assumes that the bits are in canonical
389     order.       order.
390    
391     The modifiers applied to mouse clicks are rather ornate.  The     The modifiers applied to mouse clicks are rather ornate.  The
392     window-system-specific code should store mouse clicks with     window-system-specific code should store mouse clicks with

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