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|
/* text widget for Pd
Copyright 2003 Guenter Geiger
Copyright 2004 Ben Bogart <ben@ekran.org>
Copyright 2007 Hans-Christoph Steiner <hans@at.or.at>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <stdio.h>
#include <string.h>
#include "shared/tkwidgets.h"
/* TODO: get Ctrl-A working to select all */
/* TODO: set message doesnt work with a loadbang */
/* TODO: add size to query and save */
/* TODO: add scrollbars to query and save */
/* TODO: remove glist from _erase() args */
/* TODO: window name "handle1376fc00" already exists in parent */
#define DEFAULT_COLOR "grey70"
#define TEXT_DEFAULT_WIDTH 130
#define TEXT_DEFAULT_HEIGHT 60
#define TEXT_MIN_WIDTH 40
#define TEXT_MIN_HEIGHT 20
#define TOTAL_INLETS 1
#define TOTAL_OUTLETS 2
#define DEBUG(x) x
static t_class *textwidget_class;
static t_widgetbehavior textwidget_widgetbehavior;
typedef struct _textwidget
{
t_object x_obj;
t_canvas* x_canvas; /* canvas this widget is currently drawn in */
t_glist* x_glist; /* glist that owns this widget */
t_binbuf* options_binbuf;/* binbuf to save options state in */
int width;
int height;
int have_scrollbars;
int x_resizing;
int x_selected;
/* IDs for Tk widgets */
t_symbol* tcl_namespace;
t_symbol* receive_name; /* name to bind to to receive callbacks */
t_symbol* canvas_id;
t_symbol* frame_id;
t_symbol* widget_id;
t_symbol* scrollbar_id;
t_symbol* handle_id;
t_symbol* window_tag;
t_symbol* iolets_tag;
t_symbol* all_tag;
t_outlet* x_data_outlet;
t_outlet* x_status_outlet;
} t_textwidget;
static char *textwidget_tk_options[] = {
"autoseparators",
"background",
"borderwidth",
"cursor",
"exportselection",
"font",
"foreground",
"height",
"highlightbackground",
"highlightcolor",
"highlightthickness",
"insertbackground",
"insertborderwidth",
"insertofftime",
"insertontime",
"insertwidth",
"maxundo",
"padx",
"pady",
"relief",
"selectbackground",
"selectborderwidth",
"selectforeground",
"setgrid",
"spacing1",
"spacing2",
"spacing3",
"state",
"tabs",
"takefocus",
"undo",
"width",
"wrap",
"xscrollcommand",
"yscrollcommand"
};
/* common symbols to preload */
static t_symbol *scrollbars_symbol;
static t_symbol *size_symbol;
static t_symbol *backspace_symbol;
static t_symbol *return_symbol;
static t_symbol *space_symbol;
static t_symbol *tab_symbol;
static t_symbol *escape_symbol;
static t_symbol *left_symbol;
static t_symbol *right_symbol;
static t_symbol *up_symbol;
static t_symbol *down_symbol;
/* -------------------- function prototypes --------------------------------- */
static void textwidget_query_callback(t_textwidget *x, t_symbol *s, int argc, t_atom *argv);
/* -------------------- widget helper functions ----------------------------- */
static void store_options(t_textwidget *x)
{
// build list then send the whole shebang to store_callback
int i;
int argc = sizeof(textwidget_tk_options)/sizeof(char *);
post("total options: %d", argc);
for(i = 0; i < argc; i++)
{
// TODO: only send if there is a value, not when blank
sys_vgui("lappend ::%s::store_list -%s \n",
x->tcl_namespace->s_name, textwidget_tk_options[i]);
sys_vgui("lappend ::%s::store_list [%s cget -%s] \n",
x->tcl_namespace->s_name, x->widget_id, textwidget_tk_options[i]);
post("option %d: %s", i, textwidget_tk_options[i]);
}
sys_vgui("pd [concat %s store_callback $::%s::store_list \\;]\n",
x->receive_name->s_name, x->tcl_namespace->s_name);
sys_vgui("unset ::%s::store_list \n", x->tcl_namespace->s_name);
}
static void restore_options(t_textwidget *x)
{
// TODO restore options from x->options_binbuf
}
static void set_tkwidgets_ids(t_textwidget *x, t_canvas *canvas)
{
x->x_canvas = canvas;
x->canvas_id = tkwidgets_gen_canvas_id(x->x_canvas);
x->frame_id = tkwidgets_gen_frame_id((t_object*)x, x->canvas_id);
x->widget_id = tkwidgets_gen_widget_id((t_object*)x, x->frame_id);
x->scrollbar_id = tkwidgets_gen_scrollbar_id((t_object*)x, x->frame_id);
x->window_tag = tkwidgets_gen_window_tag((t_object*)x, x->frame_id);
x->handle_id = tkwidgets_gen_handle_id((t_object *)x, x->canvas_id);
}
static void draw_scrollbar(t_textwidget *x)
{
sys_vgui("pack %s -side right -fill y -before %s \n",
x->scrollbar_id->s_name, x->widget_id->s_name);
x->have_scrollbars = 1;
}
static void erase_scrollbar(t_textwidget *x)
{
sys_vgui("pack forget %s \n", x->scrollbar_id->s_name);
x->have_scrollbars = 0;
}
static void bind_standard_keys(t_textwidget *x)
{
#ifdef __APPLE__
sys_vgui("bind %s <Mod1-Key> {pdtk_canvas_ctrlkey %s %%K 0}\n",
x->widget_id->s_name, x->canvas_id->s_name);
sys_vgui("bind %s <Mod1-Shift-Key> {pdtk_canvas_ctrlkey %s %%K 1}\n",
x->widget_id->s_name, x->canvas_id->s_name);
#else
sys_vgui("bind %s <Control-Key> {pdtk_canvas_ctrlkey %s %%K 0}\n",
x->widget_id->s_name, x->canvas_id->s_name);
sys_vgui("bind %s <Control-Shift-Key> {pdtk_canvas_ctrlkey %s %%K 1}\n",
x->widget_id->s_name, x->canvas_id->s_name);
#endif
}
static void bind_button_events(t_textwidget *x)
{
/* mouse buttons */
sys_vgui("bind %s <Button> {pdtk_canvas_sendclick %s \
[expr %%X - [winfo rootx %s]] [expr %%Y - [winfo rooty %s]] %%b 0}\n",
x->widget_id->s_name, x->canvas_id->s_name,
x->canvas_id->s_name, x->canvas_id->s_name);
sys_vgui("bind %s <ButtonRelease> {pdtk_canvas_mouseup %s \
[expr %%X - [winfo rootx %s]] [expr %%Y - [winfo rooty %s]] %%b}\n",
x->widget_id->s_name, x->canvas_id->s_name,
x->canvas_id->s_name, x->canvas_id->s_name);
sys_vgui("bind %s <Shift-Button> {pdtk_canvas_click %s \
[expr %%X - [winfo rootx %s]] [expr %%Y - [winfo rooty %s]] %%b 1}\n",
x->widget_id->s_name, x->canvas_id->s_name,
x->canvas_id->s_name, x->canvas_id->s_name);
sys_vgui("bind %s <Button-2> {pdtk_canvas_rightclick %s \
[expr %%X - [winfo rootx %s]] [expr %%Y - [winfo rooty %s]] %%b}\n",
x->widget_id->s_name, x->canvas_id->s_name,
x->canvas_id->s_name, x->canvas_id->s_name);
sys_vgui("bind %s <Button-3> {pdtk_canvas_rightclick %s \
[expr %%X - [winfo rootx %s]] [expr %%Y - [winfo rooty %s]] %%b}\n",
x->widget_id->s_name, x->canvas_id->s_name,
x->canvas_id->s_name, x->canvas_id->s_name);
sys_vgui("bind %s <Control-Button> {pdtk_canvas_rightclick %s \
[expr %%X - [winfo rootx %s]] [expr %%Y - [winfo rooty %s]] %%b}\n",
x->widget_id->s_name, x->canvas_id->s_name,
x->canvas_id->s_name, x->canvas_id->s_name);
/* mouse motion */
sys_vgui("bind %s <Motion> {pdtk_canvas_motion %s \
[expr %%X - [winfo rootx %s]] [expr %%Y - [winfo rooty %s]] 0}\n",
x->widget_id->s_name, x->canvas_id->s_name,
x->canvas_id->s_name, x->canvas_id->s_name);
}
static void create_widget(t_textwidget *x)
{
DEBUG(post("create_widget"););
sys_vgui("namespace eval text%lx {} \n", x);
/* Seems we have to delete the widget in case it already exists (Provided by Guenter)*/
sys_vgui("destroy %s\n", x->frame_id->s_name);
sys_vgui("frame %s \n", x->frame_id->s_name);
sys_vgui("text %s -border 1 \
-highlightthickness 1 -relief sunken -bg \"%s\" -yscrollcommand {%s set} \n",
x->widget_id->s_name, DEFAULT_COLOR, x->scrollbar_id->s_name);
sys_vgui("scrollbar %s -command {%s yview}\n",
x->scrollbar_id->s_name, x->widget_id->s_name);
sys_vgui("pack %s -side left -fill both -expand 1 \n", x->widget_id->s_name);
sys_vgui("pack %s -side bottom -fill both -expand 1 \n", x->frame_id->s_name);
bind_standard_keys(x);
bind_button_events(x);
sys_vgui("bind %s <KeyRelease> {+pd %s keyup %%N \\;} \n",
x->widget_id->s_name, x->receive_name->s_name);
}
static void textwidget_drawme(t_textwidget *x, t_glist *glist)
{
DEBUG(post("textwidget_drawme: firsttime %d canvas %lx glist %lx", x->x_canvas, glist););
set_tkwidgets_ids(x,glist_getcanvas(glist));
create_widget(x);
tkwidgets_draw_inlets((t_object*)x, glist,
x->canvas_id, x->iolets_tag, x->all_tag,
x->width, x->height, TOTAL_INLETS, TOTAL_OUTLETS);
if(x->have_scrollbars) draw_scrollbar(x);
sys_vgui("%s create window %d %d -anchor nw -window %s \
-tags {%s %s} -width %d -height %d \n", x->canvas_id->s_name,
text_xpix(&x->x_obj, glist), text_ypix(&x->x_obj, glist),
x->frame_id->s_name, x->window_tag->s_name, x->all_tag->s_name,
x->width, x->height);
}
static void textwidget_erase(t_textwidget* x,t_glist* glist)
{
DEBUG(post("textwidget_erase: canvas %lx glist %lx", x->x_canvas, glist););
set_tkwidgets_ids(x,glist_getcanvas(glist));
tkwidgets_erase_inlets(x->canvas_id, x->iolets_tag);
sys_vgui("destroy %s\n", x->frame_id->s_name);
sys_vgui("%s delete %s\n", x->canvas_id->s_name, x->all_tag->s_name);
}
/* ------------------------ text widgetbehaviour----------------------------- */
static void textwidget_getrect(t_gobj *z, t_glist *owner,
int *xp1, int *yp1, int *xp2, int *yp2)
{
// DEBUG(post("textwidget_getrect");); /* this one is very chatty :D */
t_textwidget *x = (t_textwidget*)z;
*xp1 = text_xpix(&x->x_obj, owner);
*yp1 = text_ypix(&x->x_obj, owner);
*xp2 = *xp1 + x->width;
*yp2 = *yp1 + x->height + 2; // add 2 to give space for outlets
}
static void textwidget_displace(t_gobj *z, t_glist *glist, int dx, int dy)
{
t_textwidget *x = (t_textwidget *)z;
DEBUG(post("textwidget_displace: canvas %lx glist %lx", x->x_canvas, glist););
x->x_obj.te_xpix += dx;
x->x_obj.te_ypix += dy;
if (glist_isvisible(glist))
{
set_tkwidgets_ids(x,glist_getcanvas(glist));
sys_vgui("%s move %s %d %d\n", x->canvas_id->s_name, x->all_tag->s_name, dx, dy);
sys_vgui("%s move RSZ %d %d\n", x->canvas_id->s_name, dx, dy);
canvas_fixlinesfor(glist_getcanvas(glist), (t_text*) x);
}
DEBUG(post("displace end"););
}
static void textwidget_select(t_gobj *z, t_glist *glist, int state)
{
t_textwidget *x = (t_textwidget *)z;
DEBUG(post("textwidget_select: canvas %lx glist %lx state %d", x->x_canvas, glist, state););
if( (state) && (!x->x_selected))
{
sys_vgui("%s configure -bg #bdbddd -state disabled -cursor $cursor_editmode_nothing\n",
x->widget_id->s_name);
x->x_selected = 1;
}
else if (!state)
{
sys_vgui("%s configure -bg grey -state normal -cursor xterm\n",
x->widget_id->s_name);
/* activatefn never gets called with 0, so destroy here */
sys_vgui("destroy %s\n", x->handle_id->s_name);
x->x_selected = 0;
}
}
static void textwidget_activate(t_gobj *z, t_glist *glist, int state)
{
DEBUG(post("textwidget_activate"););
t_textwidget *x = (t_textwidget *)z;
int x1, y1, x2, y2;
if(state)
{
textwidget_getrect(z, glist, &x1, &y1, &x2, &y2);
sys_vgui("canvas %s -width %d -height %d -bg #ddd -bd 0 \
-highlightthickness 3 -highlightcolor {#f00} -cursor bottom_right_corner\n",
x->handle_id->s_name, TKW_HANDLE_WIDTH, TKW_HANDLE_HEIGHT);
int handle_x1 = x2 - TKW_HANDLE_WIDTH;
int handle_y1 = y2 - (TKW_HANDLE_HEIGHT - TKW_HANDLE_INSET);
// int handle_x2 = x2;
// int handle_y2 = y2 - TKW_HANDLE_INSET;
/* no worky, this should draw MAC OS X style lines on the resize handle */
/* sys_vgui("%s create line %d %d %d %d -fill black -tags RESIZE_LINES\n", */
/* x->handle_id->s_name, handle_x2, handle_y1, handle_x1, handle_y2); */
sys_vgui("%s create window %d %d -anchor nw -width %d -height %d -window %s -tags RSZ\n",
x->canvas_id->s_name, handle_x1, handle_y1,
TKW_HANDLE_WIDTH, TKW_HANDLE_HEIGHT,
x->handle_id->s_name, x->all_tag->s_name);
sys_vgui("raise %s\n", x->handle_id->s_name);
sys_vgui("bind %s <Button> {pd [concat %s resize_click 1 \\;]}\n",
x->handle_id->s_name, x->receive_name->s_name);
sys_vgui("bind %s <ButtonRelease> {pd [concat %s resize_click 0 \\;]}\n",
x->handle_id->s_name, x->receive_name->s_name);
sys_vgui("bind %s <Motion> {pd [concat %s resize_motion %%x %%y \\;]}\n",
x->handle_id->s_name, x->receive_name->s_name);
}
}
static void textwidget_delete(t_gobj *z, t_glist *glist)
{
DEBUG(post("textwidget_delete: glist %lx", glist););
t_text *x = (t_text *)z;
canvas_deletelinesfor(glist_getcanvas(glist), x);
}
static void textwidget_vis(t_gobj *z, t_glist *glist, int vis)
{
t_textwidget *x = (t_textwidget*)z;
DEBUG(post("textwidget_vis: vis %d canvas %lx glist %lx", vis, x->x_canvas, glist););
t_rtext *y;
if (vis) {
y = (t_rtext *) rtext_new(glist, (t_text *)z);
textwidget_drawme(x, glist);
}
else {
y = glist_findrtext(glist, (t_text *)z);
textwidget_erase(x, glist);
rtext_free(y);
}
}
/* the clickfn is only called in run mode
static int textwidget_click(t_gobj *z, t_glist *glist, int xpix, int ypix,
int shift, int alt, int dbl, int doit)
{
t_textwidget *x = (t_textwidget *)z;
DEBUG(post("textwidget_click x:%d y:%d edit: %d", xpix, ypix, x->x_canvas->gl_edit););
return 0;
}
*/
static void textwidget_append(t_textwidget* x, t_symbol *s, int argc, t_atom *argv)
{
DEBUG(post("textwidget_append"););
int i;
t_symbol *tmp_symbol = s; /* <-- this gets rid of the unused variable warning */
t_float tmp_float;
for(i=0; i<argc ; i++)
{
tmp_symbol = atom_getsymbolarg(i, argc, argv);
if(tmp_symbol == &s_)
{
tmp_float = atom_getfloatarg(i, argc , argv);
sys_vgui("lappend ::%s::list %g \n", x->tcl_namespace->s_name, tmp_float );
}
else
{
sys_vgui("lappend ::%s::list %s \n", x->tcl_namespace->s_name, tmp_symbol->s_name );
}
}
sys_vgui("append ::%s::list \" \"\n", x->tcl_namespace->s_name);
sys_vgui("%s insert end $::%s::list ; unset ::%s::list \n",
x->widget_id->s_name, x->tcl_namespace->s_name, x->tcl_namespace->s_name );
sys_vgui("%s yview end-2char \n", x->widget_id->s_name );
}
static void textwidget_key(t_textwidget* x, t_symbol *s, int argc, t_atom *argv)
{
DEBUG(post("textwidget_key"););
t_symbol *tmp_symbol = s; /* <-- this gets rid of the unused variable warning */
t_int tmp_int;
tmp_symbol = atom_getsymbolarg(0, argc, argv);
if(tmp_symbol == &s_)
{
tmp_int = (t_int) atom_getfloatarg(0, argc , argv);
if(tmp_int < 10)
{
sys_vgui("%s insert end %d\n", x->widget_id->s_name, tmp_int);
}
else if(tmp_int == 10)
{
sys_vgui("%s insert end {\n}\n", x->widget_id->s_name);
}
else
{
sys_vgui("%s insert end [format \"%c\" %d]\n", x->widget_id->s_name, tmp_int);
}
}
else
{
sys_vgui("%s insert end %s\n", x->widget_id->s_name, tmp_symbol->s_name );
}
sys_vgui("%s yview end-2char \n", x->widget_id->s_name );
}
/* Clear the contents of the text widget */
static void textwidget_clear(t_textwidget* x)
{
sys_vgui("%s delete 0.0 end \n", x->widget_id->s_name);
}
/* Function to reset the contents of the textwidget box */
static void textwidget_set(t_textwidget* x, t_symbol *s, int argc, t_atom *argv)
{
DEBUG(post("textwidget_set"););
textwidget_clear(x);
textwidget_append(x, s, argc, argv);
}
/* Pass the contents of the text widget onto the textwidget_output_callback fuction above */
static void textwidget_bang_output(t_textwidget* x)
{
/* With "," and ";" escaping thanks to JMZ */
sys_vgui("pd [concat %s output [string map {\",\" \"\\\\,\" \";\" \"\\\\;\"} \
[%s get 0.0 end]] \\;]\n",
x->receive_name->s_name, x->widget_id->s_name);
}
static void textwidget_output_callback(t_textwidget* x, t_symbol *s, int argc, t_atom *argv)
{
outlet_list(x->x_data_outlet, s, argc, argv );
}
static void textwidget_keyup_callback(t_textwidget *x, t_float f)
{
/* DEBUG(post("textwidget_keyup_callback");); */
int keycode = (int) f;
char buf[10];
t_symbol *output_symbol;
if( (keycode > 32 ) && (keycode < 65288) )
{
snprintf(buf, 2, "%c", keycode);
output_symbol = gensym(buf);
} else
switch(keycode)
{
case 32: /* space */
output_symbol = space_symbol;
break;
case 65293: /* return */
output_symbol = return_symbol;
break;
case 65288: /* backspace */
output_symbol = backspace_symbol;
break;
case 65289: /* tab */
output_symbol = tab_symbol;
break;
case 65307: /* escape */
output_symbol = escape_symbol;
break;
case 65361: /* left */
output_symbol = left_symbol;
break;
case 65363: /* right */
output_symbol = right_symbol;
break;
case 65362: /* up */
output_symbol = up_symbol;
break;
case 65364: /* down */
output_symbol = down_symbol;
break;
default:
snprintf(buf, 10, "key_%d", keycode);
DEBUG(post("keyup: %d", keycode););
output_symbol = gensym(buf);
}
outlet_symbol(x->x_status_outlet, output_symbol);
}
static void textwidget_save(t_gobj *z, t_binbuf *b)
{
t_textwidget *x = (t_textwidget *)z;
binbuf_addv(b, "ssiisiii", &s__X, gensym("obj"),
x->x_obj.te_xpix, x->x_obj.te_ypix,
atom_getsymbol(binbuf_getvec(x->x_obj.te_binbuf)),
x->width, x->height, x->have_scrollbars);
binbuf_addbinbuf(b, x->options_binbuf);
binbuf_addv(b, ";");
}
static void textwidget_option(t_textwidget *x, t_symbol *s, int argc, t_atom *argv)
{
if(s != &s_list)
{
t_binbuf *argument_binbuf = binbuf_new();
char *argument_buffer;
int buffer_length;
binbuf_add(argument_binbuf, argc, argv);
binbuf_gettext(argument_binbuf, &argument_buffer, &buffer_length);
binbuf_free(argument_binbuf);
argument_buffer[buffer_length] = 0;
post("argument_buffer: %s", argument_buffer);
sys_vgui("%s configure -%s {%s} \n",
x->widget_id->s_name, s->s_name, argument_buffer);
store_options(x);
}
}
static void query_scrollbars(t_textwidget *x)
{
t_atom state[2];
SETSYMBOL(state, scrollbars_symbol);
SETFLOAT(state + 1, (t_float)x->have_scrollbars);
textwidget_query_callback(x, gensym("query_callback"), 2, state);
}
static void query_size(t_textwidget *x)
{
t_atom coords[3];
SETSYMBOL(coords, size_symbol);
SETFLOAT(coords + 1, (t_float)x->width);
SETFLOAT(coords + 2, (t_float)x->height);
textwidget_query_callback(x, gensym("query_callback"), 3, coords);
}
static void textwidget_query(t_textwidget *x, t_symbol *s)
{
post("textwidget_query %s", s->s_name);
if(s == &s_)
{
tkwidgets_query_options(x->receive_name, x->widget_id,
sizeof(textwidget_tk_options)/sizeof(char *),
textwidget_tk_options);
query_scrollbars(x);
query_size(x);
}
else if(s == scrollbars_symbol)
query_scrollbars(x);
else if(s == size_symbol)
query_size(x);
else
tkwidgets_query_options(x->receive_name, x->widget_id, 1, &(s->s_name));
}
static void textwidget_scrollbars(t_textwidget *x, t_float f)
{
int value = (int) f;
if(value > 0)
draw_scrollbar(x);
else
erase_scrollbar(x);
}
static void textwidget_size(t_textwidget *x, t_float width, t_float height)
{
DEBUG(post("textwidget_size"););
x->height = height;
x->width = width;
if(glist_isvisible(x->x_glist))
{
sys_vgui("%s itemconfigure %s -width %d -height %d\n",
x->canvas_id->s_name, x->window_tag->s_name, x->width, x->height);
tkwidgets_erase_inlets(x->canvas_id, x->iolets_tag);
tkwidgets_draw_inlets((t_object*)x, x->x_glist,
x->canvas_id, x->iolets_tag, x->all_tag,
x->width, x->height, TOTAL_INLETS, TOTAL_OUTLETS);
canvas_fixlinesfor(x->x_glist, (t_text *)x); // 2nd inlet
}
}
/* -------------------- callback functions ---------------------------------- */
static void textwidget_store_callback(t_textwidget *x, t_symbol *s, int argc, t_atom *argv)
{
if(s != &s_)
binbuf_restore(x->options_binbuf, argc, argv);
}
static void textwidget_query_callback(t_textwidget *x, t_symbol *s, int argc, t_atom *argv)
{
t_symbol *tmp_symbol = atom_getsymbolarg(0, argc, argv);
if(tmp_symbol != &s_)
{
post("tmp_symbol %s argc %d", tmp_symbol->s_name, argc);
outlet_anything(x->x_status_outlet, tmp_symbol, argc - 1, argv + 1);
}
else
{
post("textwidget_query_callback %s %d", s->s_name, argc);
}
}
static void textwidget_click_callback(t_textwidget *x, t_floatarg f)
{
if( (x->x_glist->gl_edit) && (x->x_glist == x->x_canvas) )
{
textwidget_select((t_gobj *)x, x->x_glist, f);
}
}
static void textwidget_resize_click_callback(t_textwidget *x, t_floatarg f)
{
t_canvas *canvas = (glist_isvisible(x->x_glist) ? x->x_canvas : 0);
int newstate = (int)f;
if (x->x_resizing && newstate == 0)
{
if (canvas)
{
tkwidgets_draw_inlets((t_object*)x, canvas,
x->canvas_id, x->iolets_tag, x->all_tag,
x->width, x->height, TOTAL_INLETS, TOTAL_OUTLETS);
canvas_fixlinesfor(x->x_glist, (t_text *)x); // 2nd inlet
}
}
else if (!x->x_resizing && newstate)
{
tkwidgets_erase_inlets(x->canvas_id, x->iolets_tag);
}
x->x_resizing = newstate;
}
static void textwidget_resize_motion_callback(t_textwidget *x, t_floatarg f1, t_floatarg f2)
{
DEBUG(post("textwidget_resize_motion_callback"););
if (x->x_resizing)
{
int dx = (int)f1, dy = (int)f2;
if (glist_isvisible(x->x_glist))
{
x->width += dx;
x->height += dy;
sys_vgui("%s itemconfigure %s -width %d -height %d\n",
x->canvas_id->s_name, x->window_tag->s_name,
x->width, x->height);
sys_vgui("%s move RSZ %d %d\n",
x->canvas_id->s_name, dx, dy);
canvas_fixlinesfor(x->x_glist, (t_text *)x);
}
}
}
/* --------------------------- standard class functions --------------------- */
static void textwidget_free(t_textwidget *x)
{
pd_unbind(&x->x_obj.ob_pd, x->receive_name);
}
static void *textwidget_new(t_symbol *s, int argc, t_atom *argv)
{
DEBUG(post("textwidget_new"););
t_textwidget *x = (t_textwidget *)pd_new(textwidget_class);
x->options_binbuf = binbuf_new();
x->x_selected = 0;
x->x_resizing = 0;
if (argc < 3)
{
post("[text]: less than 3 arguments entered, default values used.");
x->width = TEXT_DEFAULT_WIDTH;
x->height = TEXT_DEFAULT_HEIGHT;
x->have_scrollbars = 0;
}
else
{
x->width = atom_getint(argv);
x->height = atom_getint(argv + 1);
x->have_scrollbars = atom_getint(argv + 2);
if(argc > 3)
{
binbuf_add(x->options_binbuf, argc - 3, argv + 3);
restore_options(x);
}
}
x->tcl_namespace = tkwidgets_gen_tcl_namespace((t_object*)x, s);
x->receive_name = tkwidgets_gen_callback_name(x->tcl_namespace);
pd_bind(&x->x_obj.ob_pd, x->receive_name);
x->x_glist = canvas_getcurrent();
set_tkwidgets_ids(x, x->x_glist);
x->iolets_tag = tkwidgets_gen_iolets_tag((t_object*)x);
x->all_tag = tkwidgets_gen_all_tag((t_object*)x);
x->x_data_outlet = outlet_new(&x->x_obj, &s_float);
x->x_status_outlet = outlet_new(&x->x_obj, &s_symbol);
return (x);
}
void text_setup(void) {
textwidget_class = class_new(gensym("text"), (t_newmethod)textwidget_new,
(t_method)textwidget_free,sizeof(t_textwidget),
0, A_GIMME, 0);
class_addbang(textwidget_class, (t_method)textwidget_bang_output);
class_addanything(textwidget_class, (t_method)textwidget_option);
class_addmethod(textwidget_class, (t_method)textwidget_append,
gensym("append"), A_GIMME, 0);
class_addmethod(textwidget_class, (t_method)textwidget_clear,
gensym("clear"), 0);
class_addmethod(textwidget_class, (t_method)textwidget_key,
gensym("key"), A_GIMME, 0);
class_addmethod(textwidget_class, (t_method)textwidget_query,
gensym("query"), A_DEFSYMBOL, 0);
class_addmethod(textwidget_class, (t_method)textwidget_scrollbars,
gensym("scrollbars"), A_DEFFLOAT, 0);
class_addmethod(textwidget_class, (t_method)textwidget_set,
gensym("set"), A_GIMME, 0);
class_addmethod(textwidget_class, (t_method)textwidget_size,
gensym("size"), A_DEFFLOAT, A_DEFFLOAT, 0);
/* callbacks */
class_addmethod(textwidget_class, (t_method)textwidget_store_callback,
gensym("store_callback"), A_GIMME, 0);
class_addmethod(textwidget_class, (t_method)textwidget_query_callback,
gensym("query_callback"), A_GIMME, 0);
class_addmethod(textwidget_class, (t_method)textwidget_output_callback,
gensym("output"), A_GIMME, 0);
class_addmethod(textwidget_class, (t_method)textwidget_keyup_callback,
gensym("keyup"), A_DEFFLOAT, 0);
class_addmethod(textwidget_class, (t_method)textwidget_click_callback,
gensym("click"), A_FLOAT, 0);
class_addmethod(textwidget_class, (t_method)textwidget_resize_click_callback,
gensym("resize_click"), A_FLOAT, 0);
class_addmethod(textwidget_class, (t_method)textwidget_resize_motion_callback,
gensym("resize_motion"), A_FLOAT, A_FLOAT, 0);
textwidget_widgetbehavior.w_getrectfn = textwidget_getrect;
textwidget_widgetbehavior.w_displacefn = textwidget_displace;
textwidget_widgetbehavior.w_selectfn = textwidget_select;
textwidget_widgetbehavior.w_activatefn = textwidget_activate;
textwidget_widgetbehavior.w_deletefn = textwidget_delete;
textwidget_widgetbehavior.w_visfn = textwidget_vis;
textwidget_widgetbehavior.w_clickfn = NULL;
class_setwidget(textwidget_class,&textwidget_widgetbehavior);
class_setsavefn(textwidget_class,&textwidget_save);
/* commonly used symbols */
size_symbol = gensym("size");
scrollbars_symbol = gensym("scrollbars");
backspace_symbol = gensym("backspace");
return_symbol = gensym("return");
space_symbol = gensym("space");
tab_symbol = gensym("tab");
escape_symbol = gensym("escape");
left_symbol = gensym("left");
right_symbol = gensym("right");
up_symbol = gensym("up");
down_symbol = gensym("down");
}
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