diff options
Diffstat (limited to 'Modules')
-rw-r--r-- | Modules/flmodule.c | 2177 |
1 files changed, 2177 insertions, 0 deletions
diff --git a/Modules/flmodule.c b/Modules/flmodule.c new file mode 100644 index 0000000..4411d87 --- /dev/null +++ b/Modules/flmodule.c @@ -0,0 +1,2177 @@ +/********************************************************** +Copyright 1991 by Stichting Mathematisch Centrum, Amsterdam, The +Netherlands. + + All Rights Reserved + +Permission to use, copy, modify, and distribute this software and its +documentation for any purpose and without fee is hereby granted, +provided that the above copyright notice appear in all copies and that +both that copyright notice and this permission notice appear in +supporting documentation, and that the names of Stichting Mathematisch +Centrum or CWI not be used in advertising or publicity pertaining to +distribution of the software without specific, written prior permission. + +STICHTING MATHEMATISCH CENTRUM DISCLAIMS ALL WARRANTIES WITH REGARD TO +THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND +FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH CENTRUM BE LIABLE +FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES +WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN +ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT +OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + +******************************************************************/ + +/* FL module -- interface to Mark Overmars' FORMS Library. */ + +#include "forms.h" + +#include "allobjects.h" +#include "import.h" +#include "modsupport.h" +#include "structmember.h" + +/* #include "ceval.h" */ +extern object *call_object(object *, object *); + +/* Generic Forms Objects */ + +typedef struct { + OB_HEAD + FL_OBJECT *ob_generic; + struct methodlist *ob_methods; + object *ob_callback; + object *ob_callback_arg; +} genericobject; + +/* List of all objects (later this should be a hash table on address...) */ + +static object *allgenerics = NULL; + +static void +knowgeneric(g) + genericobject *g; +{ + if (allgenerics == NULL) { + allgenerics = newlistobject(0); + if (allgenerics == NULL) { + err_clear(); + return; /* Botte pech */ + } + } + addlistitem(allgenerics, (object *)g); +} + +static genericobject * +findgeneric(generic) + FL_OBJECT *generic; +{ + int i, n; + genericobject *g; + + if (allgenerics == NULL) + return NULL; /* Botte pech */ + n = getlistsize(allgenerics); + for (i = 0; i < n; i++) { + g = (genericobject *)getlistitem(allgenerics, i); + if (g->ob_generic == generic) + return g; + } + return NULL; /* Unknown object */ +} + + +/* Methods of generic objects */ + +static object * +generic_set_call_back(g, args) + genericobject *g; + object *args; +{ + if (args == NULL) { + XDECREF(g->ob_callback); + XDECREF(g->ob_callback_arg); + g->ob_callback = NULL; + g->ob_callback_arg = NULL; + } + else { + if (!is_tupleobject(args) || gettuplesize(args) != 2) { + err_badarg(); + return NULL; + } + XDECREF(g->ob_callback); + XDECREF(g->ob_callback_arg); + g->ob_callback = gettupleitem(args, 0); + INCREF(g->ob_callback); + g->ob_callback_arg = gettupleitem(args, 1); + INCREF(g->ob_callback_arg); + } + INCREF(None); + return None; +} + +static object * +generic_call(g, args, func) + genericobject *g; + object *args; + void (*func)(FL_OBJECT *); +{ + if (!getnoarg(args)) + return NULL; + (*func)(g->ob_generic); + INCREF(None); + return None; +} + +static object * +generic_show_object(g, args) + genericobject *g; + object *args; +{ + return generic_call(g, args, fl_show_object); +} + +static object * +generic_hide_object(g, args) + genericobject *g; + object *args; +{ + return generic_call(g, args, fl_hide_object); +} + +static object * +generic_redraw_object(g, args) + genericobject *g; + object *args; +{ + return generic_call(g, args, fl_redraw_object); +} + +static object * +generic_freeze_object(g, args) + genericobject *g; + object *args; +{ + return generic_call(g, args, fl_freeze_object); +} + +static object * +generic_unfreeze_object(g, args) + genericobject *g; + object *args; +{ + return generic_call(g, args, fl_unfreeze_object); +} + +static struct methodlist generic_methods[] = { + {"set_call_back", generic_set_call_back}, + {"show_object", generic_show_object}, + {"hide_object", generic_hide_object}, + {"redraw_object", generic_redraw_object}, + {"freeze_object", generic_freeze_object}, + {"unfreeze_object", generic_unfreeze_object}, +#if 0 + {"handle_object", generic_handle_object}, + {"handle_object_direct",generic_handle_object_direct}, +#endif + {NULL, NULL} /* sentinel */ +}; + +static void +generic_dealloc(g) + genericobject *g; +{ + /* XXX can't destroy forms objects !!! */ + DEL(g); +} + +#define OFF(x) offsetof(FL_OBJECT, x) + +static struct memberlist generic_memberlist[] = { + {"objclass", T_INT, OFF(objclass), RO}, + {"type", T_INT, OFF(type), RO}, + {"boxtype", T_INT, OFF(boxtype)}, + {"x", T_FLOAT, OFF(x)}, + {"y", T_FLOAT, OFF(y)}, + {"w", T_FLOAT, OFF(w)}, + {"h", T_FLOAT, OFF(h)}, + {"col1", T_INT, OFF(col1)}, + {"col2", T_INT, OFF(col2)}, + {"align", T_INT, OFF(align)}, + {"lcol", T_INT, OFF(lcol)}, + {"lsize", T_FLOAT, OFF(lsize)}, + /* "label" is treated specially! */ + {"lstyle", T_INT, OFF(lstyle)}, + {"pushed", T_INT, OFF(pushed), RO}, + {"focus", T_INT, OFF(focus), RO}, + {"belowmouse", T_INT, OFF(belowmouse),RO}, + {"frozen", T_INT, OFF(frozen), RO}, + {"active", T_INT, OFF(active), RO}, + {"input", T_INT, OFF(input), RO}, + {"visible", T_INT, OFF(visible), RO}, + {"radio", T_INT, OFF(radio), RO}, + {"automatic", T_INT, OFF(automatic), RO}, + {NULL} /* Sentinel */ +}; + +static object * +generic_getattr(g, name) + genericobject *g; + char *name; +{ + object *meth; + + if (g-> ob_methods) { + meth = findmethod(g->ob_methods, (object *)g, name); + if (meth != NULL) return meth; + err_clear(); + } + + meth = findmethod(generic_methods, (object *)g, name); + if (meth != NULL) + return meth; + err_clear(); + + /* "label" is an exception, getmember only works for char pointers, + not for char arrays */ + if (strcmp(name, "label") == 0) + return newstringobject(g->ob_generic->label); + + return getmember((char *)g->ob_generic, generic_memberlist, name); +} + +static int +generic_setattr(g, name, v) + genericobject *g; + char *name; + object *v; +{ + int ret; + + if (v == NULL) { + err_setstr(TypeError, "can't delete forms object attributes"); + return NULL; + } + + /* "label" is an exception: setmember doesn't set strings; + and FORMS wants you to call a function to set the label */ + if (strcmp(name, "label") == 0) { + if (!is_stringobject(v)) { + err_setstr(TypeError, "label attr must be string"); + return NULL; + } + fl_set_object_label(g->ob_generic, getstringvalue(v)); + return 0; + } + + ret = setmember((char *)g->ob_generic, generic_memberlist, name, v); + + /* Rather than calling all the various set_object_* functions, + we call fl_redraw_object here. This is sometimes redundant + but I doubt that's a big problem */ + if (ret == 0) + fl_redraw_object(g->ob_generic); + + return ret; +} + +typeobject GenericObjecttype = { + OB_HEAD_INIT(&Typetype) + 0, /*ob_size*/ + "generic FORMS object", /*tp_name*/ + sizeof(genericobject), /*tp_size*/ + 0, /*tp_itemsize*/ + /* methods */ + generic_dealloc, /*tp_dealloc*/ + 0, /*tp_print*/ + generic_getattr, /*tp_getattr*/ + generic_setattr, /*tp_setattr*/ + 0, /*tp_compare*/ + 0, /*tp_repr*/ +}; + +static object * +newgenericobject(generic, methods) + FL_OBJECT *generic; + struct methodlist *methods; +{ + genericobject *g; + g = NEWOBJ(genericobject, &GenericObjecttype); + if (g == NULL) + return NULL; + g-> ob_generic = generic; + g->ob_methods = methods; + g->ob_callback = NULL; + g->ob_callback_arg = NULL; + knowgeneric(g); + return (object *)g; +} + +/**********************************************************************/ +/* Some common calling sequences */ + +/* void func (object, float) */ +static object * +call_forms_INf (func, obj, args) + void *(*func)(FL_OBJECT *, float); + FL_OBJECT *obj; + object *args; +{ + float parameter; + + if (!getfloatarg (args, ¶meter)) return NULL; + + (*func) (obj, parameter); + + INCREF(None); + return None; +} + +/* void func (object, float) */ +static object * +call_forms_INfINf (func, obj, args) + void *(*func)(FL_OBJECT *, float, float); + FL_OBJECT *obj; + object *args; +{ + float par1, par2; + + if (!getfloatfloatarg (args, &par1, &par2)) return NULL; + + (*func) (obj, par1, par2); + + INCREF(None); + return None; +} + +/* void func (object, int) */ +static object * +call_forms_INi (func, obj, args) + void *(*func)(FL_OBJECT *, int); + FL_OBJECT *obj; + object *args; +{ + int parameter; + + if (!getintarg (args, ¶meter)) return NULL; + + (*func) (obj, parameter); + + INCREF(None); + return None; +} + +/* void func (object, string) */ +static object * +call_forms_INstr (func, obj, args) + void *(*func)(FL_OBJECT *, char *); + FL_OBJECT *obj; + object *args; +{ + object *a; + + if (!getstrarg (args, &a)) return NULL; + + (*func) (obj, getstringvalue (a)); + + INCREF(None); + return None; +} + + +/* voide func (object, int, string) */ +static object * +call_forms_INiINstr (func, obj, args) + void *(*func)(FL_OBJECT *, int, char *); + FL_OBJECT *obj; + object *args; + +{ + object *a; + int b; + + if (!getintstrarg (args, &b, &a)) return NULL; + + (*func) (obj, b, getstringvalue (a)); + + INCREF(None); + return None; +} + +/* void func (object, float) */ +static object * +call_forms_INiINi (func, obj, args) + void *(*func)(FL_OBJECT *, float, float); + FL_OBJECT *obj; + object *args; +{ + int par1, par2; + + if (!getintintarg (args, &par1, &par2)) return NULL; + + (*func) (obj, par1, par2); + + INCREF(None); + return None; +} + +/* int func (object) */ +static object * +call_forms_Ri (func, obj, args) + int (*func)(FL_OBJECT *); + FL_OBJECT *obj; + object *args; +{ + int retval; + + if (!getnoarg(args)) return NULL; + + retval = (*func) (obj); + + return newintobject ((long) retval); +} + +/* char * func (object) */ +static object * +call_forms_Rstr (func, obj, args) + char * (*func)(FL_OBJECT *); + FL_OBJECT *obj; + object *args; +{ + char *str; + + if (!getnoarg (args)) return NULL; + + str = (*func) (obj); + + return newstringobject (str); +} + +/* int func (object) */ +static object * +call_forms_Rf (func, obj, args) + float (*func)(FL_OBJECT *); + FL_OBJECT *obj; + object *args; +{ + float retval; + + if (!getnoarg(args)) return NULL; + + retval = (*func) (obj); + + return newfloatobject (retval); +} + +static object * +call_forms_OUTfOUTf (func, obj, args) + void *(*func)(FL_OBJECT *, float *, float *); + FL_OBJECT *obj; + object *args; +{ + float f1, f2; + object *arg; + + if (!getnoarg(args)) return NULL; + + (*func) (obj, &f1, &f2); + + arg = newtupleobject (2); + if (arg == NULL) return NULL; + + settupleitem (arg, 0, newfloatobject (f1)); + settupleitem (arg, 1, newfloatobject (f2)); + return arg; +} + +static object * +call_forms_OUTf (func, obj, args) + void *(*func)(FL_OBJECT *, float *); + FL_OBJECT *obj; + object *args; +{ + float f; + object *arg; + + if (!getnoarg(args)) return NULL; + + (*func) (obj, &f); + + return newfloatobject (f); +} + +/**********************************************************************/ +/* Class : browser */ + +static object * +set_browser_topline(g, args) + genericobject *g; + object *args; +{ + return call_forms_INi (fl_set_browser_topline, g-> ob_generic, args); +} + +static object * +clear_browser(g, args) + genericobject *g; + object *args; +{ + return generic_call (g, args, fl_clear_browser); +} + +static object * +add_browser_line (g, args) + genericobject *g; + object *args; +{ + return call_forms_INstr (fl_add_browser_line, g-> ob_generic, args); +} + +static object * +addto_browser (g, args) + genericobject *g; + object *args; +{ + return call_forms_INstr (fl_addto_browser, g-> ob_generic, args); +} + +static object * +insert_browser_line (g, args) + genericobject *g; + object *args; +{ + return call_forms_INiINstr (fl_insert_browser_line, g-> ob_generic, args); +} + +static object * +delete_browser_line (g, args) + genericobject *g; + object *args; +{ + return call_forms_INi (fl_delete_browser_line, g-> ob_generic, args); +} + +static object * +replace_browser_line (g, args) + genericobject *g; + object *args; +{ + return call_forms_INiINstr (fl_replace_browser_line, g-> ob_generic, args); +} + +static object * +get_browser_line(g, args) + genericobject *g; + object *args; +{ + int i; + char *str; + + if (!getintarg(args, &i)) + return NULL; + + str = fl_get_browser_line (g->ob_generic, i); + + return newstringobject (str); +} + +static object * +load_browser (g, args) + genericobject *g; + object *args; +{ + return call_forms_INstr (fl_load_browser, g-> ob_generic, args); +} + +static object * +get_browser_maxline(g, args) + genericobject *g; + object *args; +{ + return call_forms_Ri (fl_get_browser_maxline, g-> ob_generic, args); +} + +static object * +select_browser_line (g, args) + genericobject *g; + object *args; +{ + return call_forms_INi (fl_select_browser_line, g-> ob_generic, args); +} + +static object * +deselect_browser_line (g, args) + genericobject *g; + object *args; +{ + return call_forms_INi (fl_deselect_browser_line, g-> ob_generic, args); +} + +static object * +deselect_browser (g, args) + genericobject *g; + object *args; +{ + return generic_call (g, args, fl_deselect_browser); +} + +static object * +isselected_browser_line (g, args) + genericobject *g; + object *args; +{ + int i, j; + object *arg; + + if (!getintarg(args, &i)) + return NULL; + + j = fl_isselected_browser_line (g->ob_generic, i); + + return newintobject (j); +} + +static object * +get_browser (g, args) + genericobject *g; + object *args; +{ + return call_forms_Ri (fl_get_browser, g-> ob_generic, args); +} + +static object * +set_browser_fontsize (g, args) + genericobject *g; + object *args; +{ + return call_forms_INf (fl_set_browser_fontsize, g-> ob_generic, args); +} + +static object * +set_browser_fontstyle (g, args) + genericobject *g; + object *args; +{ + return call_forms_INi (fl_set_browser_fontstyle, g-> ob_generic, args); +} + +static struct methodlist browser_methods[] = { + {"set_browser_topline", set_browser_topline}, + {"clear_browser", clear_browser}, + {"add_browser_line", add_browser_line}, + {"addto_browser", addto_browser}, + {"insert_browser_line", insert_browser_line}, + {"delete_browser_line", delete_browser_line}, + {"replace_browser_line",replace_browser_line}, + {"get_browser_line", get_browser_line}, + {"load_browser", load_browser}, + {"get_browser_maxline", get_browser_maxline}, + {"select_browser_line", select_browser_line}, + {"deselect_browser_line", deselect_browser_line}, + {"deselect_browser", deselect_browser}, + {"isselected_browser_line", isselected_browser_line}, + {"get_browser", get_browser}, + {"set_browser_fontsize",set_browser_fontsize}, + {"set_browser_fontstyle", set_browser_fontstyle}, + {NULL, NULL} /* sentinel */ +}; + +/* Class: button */ + +static object * +set_button(g, args) + genericobject *g; + object *args; +{ + return call_forms_INi (fl_set_button, g-> ob_generic, args); +} + +static object * +get_button(g, args) + genericobject *g; + object *args; +{ + return call_forms_Ri (fl_get_button, g-> ob_generic, args); +} + +static struct methodlist button_methods[] = { + {"set_button", set_button}, + {"get_button", get_button}, + {NULL, NULL} /* sentinel */ +}; + +/* Class: choice */ + +static object * +set_choice(g, args) + genericobject *g; + object *args; +{ + return call_forms_INi (fl_set_choice, g-> ob_generic, args); +} + +static object * +get_choice(g, args) + genericobject *g; + object *args; +{ + return call_forms_Ri (fl_get_choice, g-> ob_generic, args); +} + +static object * +clear_choice (g, args) + genericobject *g; + object *args; +{ + generic_call (g, args, fl_clear_choice); +} + +static object * +addto_choice (g, args) + genericobject *g; + object *args; +{ + return call_forms_INstr (fl_addto_choice, g-> ob_generic, args); +} + +static object * +replace_choice (g, args) + genericobject *g; + object *args; +{ + return call_forms_INiINstr (fl_replace_choice, g-> ob_generic, args); +} + +static object * +delete_choice (g, args) + genericobject *g; + object *args; +{ + return call_forms_INi (fl_delete_choice, g-> ob_generic, args); +} + +static object * +get_choice_text (g, args) + genericobject *g; + object *args; +{ + return call_forms_Rstr (fl_get_choice_text, g-> ob_generic, args); +} + +static object * +set_choice_fontsize (g, args) + genericobject *g; + object *args; +{ + return call_forms_INf (fl_set_choice_fontsize, g-> ob_generic, args); +} + +static object * +set_choice_fontstyle (g, args) + genericobject *g; + object *args; +{ + return call_forms_INi (fl_set_choice_fontstyle, g-> ob_generic, args); +} + +static struct methodlist choice_methods[] = { + {"set_choice", set_choice}, + {"get_choice", get_choice}, + {"clear_choice", clear_choice}, + {"addto_choice", addto_choice}, + {"replace_choice", replace_choice}, + {"delete_choice", delete_choice}, + {"get_choice_text", get_choice_text}, + {"set_choice_fontsize", set_choice_fontsize}, + {"set_choice_fontstyle",set_choice_fontstyle}, + {NULL, NULL} /* sentinel */ +}; + +/* Class : Clock */ + +static object * +get_clock(g, args) + genericobject *g; + object *args; +{ + int i0, i1, i2; + object *arg; + + if (!getnoarg(args)) + return NULL; + + fl_get_clock (g->ob_generic, &i0, &i1, &i2); + + arg = newtupleobject (3); + if (arg == NULL) return NULL; + + settupleitem (arg, 0, newintobject (i0)); + settupleitem (arg, 1, newintobject (i1)); + settupleitem (arg, 2, newintobject (i2)); + return arg; +} + +static struct methodlist clock_methods[] = { + {"get_clock", get_clock}, + {NULL, NULL} /* sentinel */ +}; + +/* CLass : Counters */ + +static object * +get_counter_value(g, args) + genericobject *g; + object *args; +{ + return call_forms_Rf (fl_get_counter_value, g-> ob_generic, args); +} + +static object * +set_counter_value (g, args) + genericobject *g; + object *args; +{ + return call_forms_INf (fl_set_counter_value, g-> ob_generic, args); +} + +static object * +set_counter_precision (g, args) + genericobject *g; + object *args; +{ + return call_forms_INi (fl_set_counter_precision, g-> ob_generic, args); +} + +static object * +set_counter_bounds (g, args) + genericobject *g; + object *args; +{ + return call_forms_INfINf (fl_set_counter_bounds, g-> ob_generic, args); +} + +static object * +set_counter_step (g, args) + genericobject *g; + object *args; +{ + return call_forms_INfINf (fl_set_counter_step, g-> ob_generic, args); +} + +static object * +set_counter_return (g, args) + genericobject *g; + object *args; +{ + return call_forms_INi (fl_set_counter_return, g-> ob_generic, args); +} + +static struct methodlist counter_methods[] = { + {"set_counter_value", set_counter_value}, + {"get_counter_value", get_counter_value}, + {"set_counter_bounds", set_counter_bounds}, + {"set_counter_step", set_counter_step}, + {"set_counter_precision", set_counter_precision}, + {"set_counter_return", set_counter_return}, + {NULL, NULL} /* sentinel */ +}; + +/* Class : Defaults */ + +static object * +get_default(g, args) + genericobject *g; + object *args; +{ + char c; + + if (!getnoarg(args)) return NULL; + + c = fl_get_default (g->ob_generic); + + return ((object *) mknewcharobject (c)); /* in cgensupport.c */ +} + +static struct methodlist default_methods[] = { + {"get_default", get_default}, + {NULL, NULL} /* sentinel */ +}; + + +/* Class: Dials */ + +static object * +set_dial (g, args) + genericobject *g; + object *args; +{ + float f1, f2, f3; + + if (!getfloatfloatfloatarg(args, &f1, &f2, &f3)) + return NULL; + fl_set_dial (g->ob_generic, f1, f2, f3); + INCREF(None); + return None; +} + +static object * +get_dial(g, args) + genericobject *g; + object *args; +{ + return call_forms_Rf (fl_get_dial, g-> ob_generic, args); +} + +static object * +set_dial_value (g, args) + genericobject *g; + object *args; +{ + return call_forms_INf (fl_set_dial_value, g-> ob_generic, args); +} + +static object * +set_dial_bounds (g, args) + genericobject *g; + object *args; +{ + return call_forms_INfINf (fl_set_dial_bounds, g-> ob_generic, args); +} + +static object * +get_dial_bounds (g, args) + genericobject *g; + object *args; +{ + return call_forms_OUTfOUTf (fl_get_dial_bounds, g-> ob_generic, args); +} + +static struct methodlist dial_methods[] = { + {"set_dial", set_dial}, + {"get_dial", get_dial}, + {"set_dial_value", set_dial_value}, + {"get_dial_value", get_dial}, + {"set_dial_bounds", set_dial_bounds}, + {"get_dial_bounds", get_dial_bounds}, + {NULL, NULL} /* sentinel */ +}; + +/* Class : Input */ + +static object * +set_input (g, args) + genericobject *g; + object *args; +{ + return call_forms_INstr (fl_set_input, g-> ob_generic, args); +} + +static object * +get_input (g, args) + genericobject *g; + object *args; +{ + return call_forms_Rstr (fl_get_input, g-> ob_generic, args); +} + +static object * +set_input_color (g, args) + genericobject *g; + object *args; +{ + return call_forms_INfINf (fl_set_input_color, g-> ob_generic, args); +} + +static struct methodlist input_methods[] = { + {"set_input", set_input}, + {"get_input", get_input}, + {"set_input_color", set_input_color}, + {NULL, NULL} /* sentinel */ +}; + + +/* Class : Menu */ + +static object * +set_menu (g, args) + genericobject *g; + object *args; +{ + return call_forms_INstr (fl_set_menu, g-> ob_generic, args); +} + +static object * +get_menu (g, args) + genericobject *g; + object *args; +{ + return call_forms_Ri (fl_get_menu, g-> ob_generic, args); +} + +static object * +addto_menu (g, args) + genericobject *g; + object *args; +{ + return call_forms_INstr (fl_addto_menu, g-> ob_generic, args); +} + +static struct methodlist menu_methods[] = { + {"set_menu", set_menu}, + {"get_menu", get_menu}, + {"addto_menu", addto_menu}, + {NULL, NULL} /* sentinel */ +}; + + +/* Class: Sliders */ + +static object * +set_slider (g, args) + genericobject *g; + object *args; +{ + float f1, f2, f3; + + if (!getfloatfloatfloatarg(args, &f1, &f2, &f3)) + return NULL; + fl_set_slider (g->ob_generic, f1, f2, f3); + INCREF(None); + return None; +} + +static object * +get_slider(g, args) + genericobject *g; + object *args; +{ + return call_forms_Rf (fl_get_slider, g-> ob_generic, args); +} + +static object * +set_slider_value (g, args) + genericobject *g; + object *args; +{ + return call_forms_INf (fl_set_slider_value, g-> ob_generic, args); +} + +static object * +set_slider_bounds (g, args) + genericobject *g; + object *args; +{ + return call_forms_INfINf (fl_set_slider_bounds, g-> ob_generic, args); +} + +static object * +get_slider_bounds (g, args) + genericobject *g; + object *args; +{ + return call_forms_OUTfOUTf(fl_get_slider_bounds, g-> ob_generic, args); +} + +static object * +set_slider_return (g, args) + genericobject *g; + object *args; +{ + return call_forms_INf (fl_set_slider_return, g-> ob_generic, args); +} + +static object * +set_slider_size (g, args) + genericobject *g; + object *args; +{ + return call_forms_INf (fl_set_slider_size, g-> ob_generic, args); +} + +static object * +set_slider_precision (g, args) + genericobject *g; + object *args; +{ + return call_forms_INi (fl_set_slider_precision, g-> ob_generic, args); +} + +static struct methodlist slider_methods[] = { + {"set_slider", set_slider}, + {"get_slider", get_slider}, + {"set_slider_value", set_slider_value}, + {"get_slider_value", get_slider}, + {"set_slider_bounds", set_slider_bounds}, + {"get_slider_bounds", get_slider_bounds}, + {"set_slider_return", set_slider_return}, + {"set_slider_size", set_slider_size}, + {"set_slider_precision",set_slider_precision}, + {NULL, NULL} /* sentinel */ +}; + +static object * +set_positioner_xvalue (g, args) + genericobject *g; + object *args; +{ + return call_forms_INf (fl_set_positioner_xvalue, g-> ob_generic, args); +} + +static object * +set_positioner_xbounds (g, args) + genericobject *g; + object *args; +{ + return call_forms_INfINf (fl_set_positioner_xbounds, g-> ob_generic, args); +} + +static object * +set_positioner_yvalue (g, args) + genericobject *g; + object *args; +{ + return call_forms_INf (fl_set_positioner_yvalue, g-> ob_generic, args); +} + +static object * +set_positioner_ybounds (g, args) + genericobject *g; + object *args; +{ + return call_forms_INfINf (fl_set_positioner_ybounds, g-> ob_generic, args); +} + +static object * +get_positioner_xvalue (g, args) + genericobject *g; + object *args; +{ + return call_forms_Rf (fl_get_positioner_xvalue, g-> ob_generic, args); +} + +static object * +get_positioner_xbounds (g, args) + genericobject *g; + object *args; +{ + return call_forms_OUTfOUTf (fl_get_positioner_xbounds, g-> ob_generic, args); +} + +static object * +get_positioner_yvalue (g, args) + genericobject *g; + object *args; +{ + return call_forms_Rf (fl_get_positioner_yvalue, g-> ob_generic, args); +} + +static object * +get_positioner_ybounds (g, args) + genericobject *g; + object *args; +{ + return call_forms_OUTfOUTf (fl_get_positioner_ybounds, g-> ob_generic, args); +} + +static struct methodlist positioner_methods[] = { + {"set_positioner_xvalue", set_positioner_xvalue}, + {"set_positioner_yvalue", set_positioner_yvalue}, + {"set_positioner_xbounds", set_positioner_xbounds}, + {"set_positioner_ybounds", set_positioner_ybounds}, + {"get_positioner_xvalue", get_positioner_xvalue}, + {"get_positioner_yvalue", get_positioner_yvalue}, + {"get_positioner_xbounds", get_positioner_xbounds}, + {"get_positioner_ybounds", set_positioner_ybounds}, + {NULL, NULL} /* sentinel */ +}; + +/* Class timer */ + +static object * +set_timer (g, args) + genericobject *g; + object *args; +{ + return call_forms_INf (fl_set_timer, g-> ob_generic, args); +} + +static object * +get_timer (g, args) + genericobject *g; + object *args; +{ + return call_forms_Rf (fl_get_timer, g-> ob_generic, args); +} + +static struct methodlist timer_methods[] = { + {"set_timer", set_timer}, + {"get_timer", get_timer}, + {NULL, NULL} /* sentinel */ +}; + +/* Form objects */ + +typedef struct { + OB_HEAD + FL_FORM *ob_form; +} formobject; + +extern typeobject Formtype; /* Forward */ + +#define is_formobject(v) ((v)->ob_type == &Formtype) + +static object * +form_show_form(f, args) + formobject *f; + object *args; +{ + int place, border; + object *name; + if (!getintintstrarg(args, &place, &border, &name)) + return NULL; + fl_show_form(f->ob_form, place, border, getstringvalue(name)); + INCREF(None); + return None; +} + +static object * +form_call(func, f, args) + FL_FORM *f; + object *args; + void (*func)(FL_FORM *); +{ + if (!getnoarg(args)) return NULL; + + (*func)(f); + + INCREF(None); + return None; +} + +static object * +form_call_INiINi (func, f, args) + FL_FORM *f; + object *args; + void (*func)(FL_FORM *, int, int); +{ + int a, b; + + if (!getintintarg(args, &a, &b)) return NULL; + + (*func)(f, a, b); + + INCREF(None); + return None; +} + +static object * +form_hide_form(f, args) + formobject *f; + object *args; +{ + return form_call (fl_hide_form, f-> ob_form, args); +} + +static object * +form_redraw_form(f, args) + formobject *f; + object *args; +{ + return form_call (fl_redraw_form, f-> ob_form, args); +} + +static object * +form_set_form_position (f, args) + formobject *f; + object *args; +{ + return form_call_INiINi (fl_set_form_position, f-> ob_form, args); +} + +static object * +generic_add_object (f, args, func, internal_methods) + formobject *f; + object *args; + FL_OBJECT *(*func)(int, float, float, float, float, char*); + struct methodlist *internal_methods; +{ + int type; + float x, y, w, h; + object *name; + FL_OBJECT *genobj; + + if (!getintfloatfloatfloatfloatstr (args,&type,&x,&y,&w,&h,&name)) + return NULL; + + fl_addto_form (f-> ob_form); + + genobj = (*func) (type, x, y, w, h, getstringvalue (name)); + + fl_end_form (); + + if (genobj == NULL) { err_nomem(); return NULL; } + + return newgenericobject (genobj, internal_methods); +} + +static object * +form_add_button(f, args) + formobject *f; + object *args; +{ + return generic_add_object(f, args, fl_add_button, button_methods); +} + +static object * +form_add_lightbutton(f, args) + formobject *f; + object *args; +{ + return generic_add_object(f, args, fl_add_lightbutton, button_methods); +} + +static object * +form_add_roundbutton(f, args) + formobject *f; + object *args; +{ + return generic_add_object(f, args, fl_add_roundbutton, button_methods); +} + +static object * +form_add_menu (f, args) + formobject *f; + object *args; +{ + return generic_add_object(f, args, fl_add_menu, menu_methods); +} + +static object * +form_add_slider(f, args) + formobject *f; + object *args; +{ + return generic_add_object(f, args, fl_add_slider, slider_methods); +} + +static object * +form_add_valslider(f, args) + formobject *f; + object *args; +{ + return generic_add_object(f, args, fl_add_valslider, slider_methods); +} + +static object * +form_add_dial (f, args) + formobject *f; + object *args; +{ + return generic_add_object(f, args, fl_add_dial, dial_methods); +} + +static object * +form_add_counter (f, args) + formobject *f; + object *args; +{ + return generic_add_object(f, args, fl_add_counter, counter_methods); +} + +static object * +form_add_default (f, args) + formobject *f; + object *args; +{ + return generic_add_object(f, args, fl_add_default, default_methods); +} + +static object * +form_add_clock (f, args) + formobject *f; + object *args; +{ + return generic_add_object(f, args, fl_add_clock, clock_methods); +} + +static object * +form_add_box (f, args) + formobject *f; + object *args; +{ + return generic_add_object(f, args, fl_add_box, NULL); +} + +static object * +form_add_choice (f, args) + formobject *f; + object *args; +{ + return generic_add_object(f, args, fl_add_choice, choice_methods); +} + +static object * +form_add_browser (f, args) + formobject *f; + object *args; +{ + return generic_add_object(f, args, fl_add_browser, browser_methods); +} + +static object * +form_add_positioner (f, args) + formobject *f; + object *args; +{ + return generic_add_object(f, args, fl_add_positioner, positioner_methods); +} + +static object * +form_add_input (f, args) + formobject *f; + object *args; +{ + return generic_add_object(f, args, fl_add_input, input_methods); +} + +static object * +form_add_text (f, args) + formobject *f; + object *args; +{ + return generic_add_object(f, args, fl_add_text, NULL); +} + +static object * +form_add_timer (f, args) + formobject *f; + object *args; +{ + return generic_add_object(f, args, fl_add_timer, timer_methods); +} + +static object * +form_show_message (f, args) + formobject *f; + object *args; +{ + object *a, *b, *c; + + if (!getstrstrstrarg(args, &a, &b, &c)) return NULL; + + fl_show_message ( + getstringvalue(a), getstringvalue(b), getstringvalue(c)); + + INCREF (None); + return None; +} + +static object * +form_show_question (f, args) + formobject *f; + object *args; +{ + int ret; + object *a, *b, *c; + + if (!getstrstrstrarg(args, &a, &b, &c)) return NULL; + + ret = fl_show_question ( + getstringvalue(a), getstringvalue(b), getstringvalue(c)); + + return newintobject ((long) ret); +} + +static object * +form_show_input (f, args) + formobject *f; + object *args; +{ + char *str; + object *a, *b; + + if (!getstrstrarg(args, &a, &b)) return NULL; + + str = fl_show_input (getstringvalue(a), getstringvalue(b)); + + return newstringobject (str); +} + +static object * +form_file_selector (f, args) + formobject *f; + object *args; +{ + char *str; + object *a, *b, *c, *d; + + if (!getstrstrstrstrarg(args, &a, &b, &c, &d)) return NULL; + + str = fl_show_file_selector (getstringvalue(a), getstringvalue(b), + getstringvalue (c), getstringvalue (d)); + + return newstringobject (str); +} + + +static object * +form_file_selector_func (f, args, func) + formobject *f; + object *args; + char *(*func)(); +{ + char *str; + + str = (*func) (); + + return newstringobject (str); +} + +static object * +form_get_directory (f, args) + formobject *f; + object *args; +{ + return form_file_selector_func (f, args, fl_get_directory); +} + +static object * +form_get_pattern (f, args) + formobject *f; + object *args; +{ + return form_file_selector_func (f, args, fl_get_pattern); +} + +static object * +form_get_filename (f, args) + formobject *f; + object *args; +{ + return form_file_selector_func (f, args, fl_get_filename); + +} + +static object * +form_freeze_form(f, args) + formobject *f; + object *args; +{ + return form_call (fl_freeze_form, f-> ob_form, args); +} + +static object * +form_unfreeze_form(f, args) + formobject *f; + object *args; +{ + return form_call (fl_unfreeze_form, f-> ob_form, args); +} + +static object * +form_display_form(f, args) + formobject *f; + object *args; +{ + int place, border; + object *name; + if (!getintintstrarg(args, &place, &border, &name)) + return NULL; + fl_show_form(f->ob_form, place, border, getstringvalue(name)); + INCREF(None); + return None; +} + +static object * +form_remove_form(f, args) + formobject *f; + object *args; +{ + return form_call (fl_remove_form, f-> ob_form, args); +} + +static object * +form_activate_form(f, args) + formobject *f; + object *args; +{ + return form_call (fl_activate_form, f-> ob_form, args); +} + +static object * +form_deactivate_form(f, args) + formobject *f; + object *args; +{ + return form_call (fl_deactivate_form, f-> ob_form, args); +} + +static struct methodlist form_methods[] = { +/* adm */ + {"show_form", form_show_form}, + {"hide_form", form_hide_form}, + {"redraw_form", form_redraw_form}, + {"set_form_position", form_set_form_position}, + {"freeze_form", form_freeze_form}, + {"unfreeze_form", form_unfreeze_form}, + {"display_form", form_display_form}, + {"remove_form", form_remove_form}, + {"activate_form", form_activate_form}, + {"deactivate_form", form_deactivate_form}, + +/* basic objects */ + {"add_button", form_add_button}, +/* {"add_bitmap", form_add_bitmap}, */ + {"add_lightbutton", form_add_lightbutton}, + {"add_roundbutton", form_add_roundbutton}, + {"add_menu", form_add_menu}, + {"add_slider", form_add_slider}, + {"add_positioner", form_add_positioner}, + {"add_valslider", form_add_valslider}, + {"add_dial", form_add_dial}, + {"add_counter", form_add_counter}, + {"add_default", form_add_default}, + {"add_box", form_add_box}, + {"add_clock", form_add_clock}, + {"add_choice", form_add_choice}, + {"add_browser", form_add_browser}, + {"add_input", form_add_input}, + {"add_timer", form_add_timer}, + {"add_text", form_add_text}, + {NULL, NULL} /* sentinel */ +}; + +static void +form_dealloc(f) + formobject *f; +{ + /* XXX can't destroy form objects !!! */ + DEL(f); +} + +static object * +form_getattr(f, name) + formobject *f; + char *name; +{ + /* XXX check for data attr's: x, y etc. */ + return findmethod(form_methods, (object *)f, name); +} + +typeobject Formtype = { + OB_HEAD_INIT(&Typetype) + 0, /*ob_size*/ + "form", /*tp_name*/ + sizeof(formobject), /*tp_size*/ + 0, /*tp_itemsize*/ + /* methods */ + form_dealloc, /*tp_dealloc*/ + 0, /*tp_print*/ + form_getattr, /*tp_getattr*/ + 0, /*tp_setattr*/ + 0, /*tp_compare*/ + 0, /*tp_repr*/ +}; + +static object * +newformobject(form) + FL_FORM *form; +{ + formobject *f; + f = NEWOBJ(formobject, &Formtype); + if (f == NULL) + return NULL; + f->ob_form = form; + return (object *)f; +} + +/* The "fl" module */ +static object * +forms_make_form(dummy, args) + object *dummy; + object *args; +{ + int type; + float w, h; + FL_FORM *form; + if (!getintfloatfloatarg(args, &type, &w, &h)) + return NULL; + form = fl_bgn_form(type, w, h); + if (form == NULL) { + /* XXX Actually, cannot happen! */ + err_nomem(); + return NULL; + } + fl_end_form(); + return newformobject(form); +} + +static object *my_event_callback = NULL; + +static object * +forms_set_event_call_back(dummy, args) + object *dummy; + object *args; +{ + my_event_callback = args; + XINCREF(args); + INCREF(None); + return None; +} + +static object * +forms_do_or_check_forms(dummy, args, func) + object *dummy; + object *args; + FL_OBJECT *(*func)(); +{ + FL_OBJECT *generic; + genericobject *g; + object *arg, *res; + + if (!getnoarg(args)) + return NULL; + + for (;;) { + generic = (*func)(); + if (generic == NULL) { + INCREF(None); + return None; + } + if (generic == FL_EVENT) { + int dev; + short val; + if (my_event_callback == NULL) + return newintobject(-1); + dev = fl_qread(&val); + arg = newtupleobject(2); + if (arg == NULL) + return NULL; + settupleitem(arg, 0, newintobject((long)dev)); + settupleitem(arg, 1, newintobject((long)val)); + res = call_object(my_event_callback, arg); + XDECREF(res); + DECREF(arg); + if (res == NULL) + return NULL; /* Callback raised exception */ + continue; + } + g = findgeneric(generic); + if (g == NULL) { + err_setstr(RuntimeError, + "do_forms returns unknown object"); + return NULL; + } + if (g->ob_callback == NULL) { + INCREF(g); + return ((object *) g); + } + arg = newtupleobject(2); + INCREF(g); + settupleitem(arg, 0, g); + INCREF(g->ob_callback_arg); + settupleitem(arg, 1, g->ob_callback_arg); + res = call_object(g->ob_callback, arg); + XDECREF(res); + DECREF(arg); + if (res == NULL) + return NULL; /* Callback raised exception */ + } +} + +static object * +forms_do_forms (dummy, args) + object *dummy; + object *args; +{ + return forms_do_or_check_forms (dummy, args, fl_do_forms); +} + +static object * +forms_check_forms (dummy, args) + object *dummy; + object *args; +{ + return forms_do_or_check_forms (dummy, args, fl_check_forms); +} + +static object * +fl_call(func, args) + object *args; + void (*func)(); +{ + if (!getnoarg(args)) + return NULL; + (*func)(); + INCREF(None); + return None; +} + +static object * +forms_bgn_group (dummy, args) + object *dummy; + object *args; +{ + return fl_call (fl_bgn_group, dummy, args); +} + +static object * +forms_end_group (dummy, args) + object *dummy; + object *args; +{ + return fl_call (fl_end_group, args); +} + +static object * +forms_qdevice(self, args) + object *self; + object *args; +{ + short arg1 ; + if (!getishortarg(args, 1, 0, &arg1)) + return NULL; + fl_qdevice( arg1 ); + INCREF(None); + return None; +} + +static object * +forms_unqdevice(self, args) + object *self; + object *args; +{ + short arg1 ; + if (!getishortarg(args, 1, 0, &arg1)) + return NULL; + fl_unqdevice( arg1 ); + INCREF(None); + return None; +} + +static object * +forms_isqueued(self, args) + object *self; + object *args; +{ + int retval; + short arg1 ; + if (!getishortarg(args, 1, 0, &arg1)) + return NULL; + retval = fl_isqueued( arg1 ); + + return newintobject((int) retval); +} + +static object * +forms_qtest(self, args) + object *self; + object *args; +{ + long retval; + retval = fl_qtest( ); + return newintobject((int) retval); +} + + +static object * +forms_qread(self, args) + object *self; + object *args; +{ + long retval; + short arg1 ; + retval = fl_qread( & arg1 ); + { object *v = newtupleobject( 2 ); + if (v == NULL) return NULL; + settupleitem(v, 0, newintobject(retval)); + settupleitem(v, 1, newintobject((long)arg1)); + return v; + } +} + +static object * +forms_qreset(self, args) + object *self; + object *args; +{ + if (!getnoarg(args)) return NULL; + + forms_qreset(); + INCREF(None); + return None; +} + +static object * +forms_qenter(self, args) + object *self; + object *args; +{ + short arg1 ; + short arg2 ; + if (!getishortarg(args, 2, 0, &arg1)) + return NULL; + if (!getishortarg(args, 2, 1, &arg2)) + return NULL; + fl_qenter( arg1 , arg2 ); + INCREF(None); + return None; +} + +static object * +forms_color (self, args) + object *self; + object *args; +{ + int arg; + + if (!getintarg(args, &arg)) return NULL; + + fl_color((short) arg); + + INCREF(None); + return None; +} + +static object * +forms_mapcolor (self, args) + object *self; + object *args; +{ + int arg0, arg1, arg2, arg3; + + if (!getintintintintarg(args, &arg0, &arg1, &arg2, &arg3)) + return NULL; + + fl_mapcolor(arg0, (short) arg1, (short) arg2, (short) arg3); + + INCREF(None); + return None; +} + +static object * +forms_getmcolor (self, args) + object *self; + object *args; +{ + int arg, r, g, b; + object *v; + + if (!getintarg(args, &arg)) return NULL; + + fl_getmcolor (arg, (short) r, (short)g, (short)b); + + v = newtupleobject(3); + + if (v == NULL) return NULL; + + settupleitem(v, 0, newintobject(r)); + settupleitem(v, 1, newintobject(g)); + settupleitem(v, 2, newintobject(b)); + + return v; +} + +static object * +forms_tie(self, args) + object *self; + object *args; +{ + short arg1 ; + short arg2 ; + short arg3 ; + if (!getishortarg(args, 3, 0, &arg1)) + return NULL; + if (!getishortarg(args, 3, 1, &arg2)) + return NULL; + if (!getishortarg(args, 3, 2, &arg3)) + return NULL; + fl_tie( arg1 , arg2 , arg3 ); + INCREF(None); + return None; +} + +static struct methodlist forms_methods[] = { +/* adm */ + {"make_form", forms_make_form}, + {"bgn_group", forms_bgn_group}, + {"end_group", forms_end_group}, +/* gl support wrappers */ + {"qdevice", forms_qdevice}, + {"unqdevice", forms_unqdevice}, + {"isqueued", forms_isqueued}, + {"qtest", forms_qtest}, + {"qread", forms_qread}, +/* {"blkqread", forms_blkqread}, */ + {"qreset", forms_qreset}, + {"qenter", forms_qenter}, + {"tie", forms_tie}, +/* {"new_events", forms_new_events}, */ + {"color", forms_color}, + {"mapcolor", forms_mapcolor}, + {"getmcolor", forms_getmcolor}, +/* interaction */ + {"do_forms", forms_do_forms}, + {"check_forms", forms_check_forms}, + {"set_event_call_back", forms_set_event_call_back}, +/* goodies */ + {"show_message", form_show_message}, + {"show_question", form_show_question}, + {"file_selector", form_file_selector}, + {"get_directory", form_get_directory}, + {"get_pattern", form_get_pattern}, + {"get_filename", form_get_filename}, +/* + {"show_choice", form_show_choice}, + XXX - draw.c +*/ + {"show_input", form_show_input}, + {NULL, NULL} /* sentinel */ +}; + +void +initfl() +{ + initmodule("fl", forms_methods); + foreground (); +} + + +/* Support routines */ + +int +getintintstrarg(args, a, b, c) + object *args; + int *a, *b; + object **c; +{ + if (args == NULL || !is_tupleobject(args) || gettuplesize(args) != 3) { + err_badarg(); + return NULL; + } + return getintarg(gettupleitem(args, 0), a) && + getintarg(gettupleitem(args, 1), b) && + getstrarg(gettupleitem(args, 2), c); +} + +int +getintfloatfloatarg(args, a, b, c) + object *args; + int *a; + float *b, *c; +{ + if (args == NULL || !is_tupleobject(args) || gettuplesize(args) != 3) { + err_badarg(); + return NULL; + } + return getintarg(gettupleitem(args, 0), a) && + getfloatarg(gettupleitem(args, 1), b) && + getfloatarg(gettupleitem(args, 2), c); +} + +int +getintintintintarg(args, a, b, c, d) + object *args; + int *a, *b, *c, *d; +{ + if (args == NULL || !is_tupleobject(args) || gettuplesize(args) != 4) { + err_badarg(); + return NULL; + } + return getintarg(gettupleitem(args, 0), a) && + getintarg(gettupleitem(args, 1), b) && + getintarg(gettupleitem(args, 2), c) && + getintarg(gettupleitem(args, 3), d); +} + +int +getfloatarg(args, a) + object *args; + float *a; +{ + double x; + if (!getdoublearg(args, &x)) + return 0; + *a = x; + return 1; +} + +int +getintfloatfloatfloatfloatstr (args, type, x, y, w, h, name) + object *args; + int *type; + float *x, *y, *w, *h; + object **name; +{ + if (args == NULL || !is_tupleobject(args) || gettuplesize(args) != 6) { + err_badarg(); + return NULL; + } + return getintarg(gettupleitem(args, 0), type) && + getfloatarg(gettupleitem(args, 1), x) && + getfloatarg(gettupleitem(args, 2), y) && + getfloatarg(gettupleitem(args, 3), w) && + getfloatarg(gettupleitem(args, 4), h) && + getstrarg(gettupleitem(args, 5), name); +} + +int +getfloatfloatfloatarg(args, f1, f2, f3) + object *args; + float *f1, *f2, *f3; +{ + if (args == NULL || !is_tupleobject(args) || gettuplesize(args) != 3) { + err_badarg(); + return NULL; + } + return getfloatarg(gettupleitem(args, 0), f1) && + getfloatarg(gettupleitem(args, 1), f2) && + getfloatarg(gettupleitem(args, 2), f3); +} + +int +getfloatfloatarg(args, f1, f2) + object *args; + float *f1, *f2; +{ + if (args == NULL || !is_tupleobject(args) || gettuplesize(args) != 2) { + err_badarg(); + return NULL; + } + return getfloatarg(gettupleitem(args, 0), f1) && + getfloatarg(gettupleitem(args, 1), f2); +} + +int +getstrstrstrarg(v, a, b, c) + object *v; + object **a; + object **b; + object **c; +{ + if (v == NULL || !is_tupleobject(v) || gettuplesize(v) != 3) { + return err_badarg(); + } + return getstrarg(gettupleitem(v, 0), a) && + getstrarg(gettupleitem(v, 1), b)&& + getstrarg(gettupleitem(v, 2), c); +} + + +int +getstrstrstrstrarg(v, a, b, c, d) + object *v; + object **a; + object **b; + object **c; + object **d; +{ + if (v == NULL || !is_tupleobject(v) || gettuplesize(v) != 4) { + return err_badarg(); + } + return getstrarg(gettupleitem(v, 0), a) && + getstrarg(gettupleitem(v, 1), b)&& + getstrarg(gettupleitem(v, 2), c) && + getstrarg(gettupleitem(v, 3),d); + +} |