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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 */
+
+
+#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
+
+typedef struct _textwidget
+{
+ t_object x_obj;
+ t_canvas* x_canvas;
+ t_glist* x_glist;
+
+ t_symbol* x_receive_name;
+
+ int x_height;
+ int x_width;
+ int x_resizing;
+
+ t_symbol* x_font_face;
+ t_int x_font_size;
+ t_symbol* x_font_weight;
+
+ t_float x_border;
+ t_symbol* x_relief;
+ t_int x_have_scrollbar;
+ t_int x_selected;
+
+ /* IDs for Tk widgets */
+ char* tcl_namespace;
+ char* canvas_id;
+ char* frame_id;
+ char* text_id;
+ char* scrollbar_id;
+ char* handle_id;
+ char* window_tag;
+ char* all_tag;
+
+ t_outlet* x_data_outlet;
+ t_outlet* x_status_outlet;
+} t_textwidget;
+
+static t_class *textwidget_class;
+
+static char *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"
+};
+
+
+/* move these to tkwidgets.c */
+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_getrect(t_gobj *z, t_glist *owner, int *xp1, int *yp1, int *xp2, int *yp2);
+static void textwidget_displace(t_gobj *z, t_glist *glist, int dx, int dy);
+static void textwidget_select(t_gobj *z, t_glist *glist, int state);
+static void textwidget_activate(t_gobj *z, t_glist *glist, int state);
+static void textwidget_delete(t_gobj *z, t_glist *glist);
+static void textwidget_vis(t_gobj *z, t_glist *glist, int vis);
+//static int textwidget_click(t_gobj *z, t_glist *glist, int xpix, int ypix, int shift, int alt, int dbl, int doit);
+static void textwidget_save(t_gobj *z, t_binbuf *b);
+
+
+static t_widgetbehavior textwidget_widgetbehavior = {
+w_getrectfn: textwidget_getrect,
+w_displacefn: textwidget_displace,
+w_selectfn: textwidget_select,
+w_activatefn: textwidget_activate,
+w_deletefn: textwidget_delete,
+w_visfn: textwidget_vis,
+w_clickfn: NULL,
+};
+
+/* widget helper functions */
+static void set_tk_widget_ids(t_textwidget *x, t_canvas *canvas)
+{
+ char buf[MAXPDSTRING];
+
+ x->x_canvas = canvas;
+
+ /* Tk ID for the current canvas that this object is drawn in */
+ sprintf(buf,".x%lx.c", (long unsigned int) canvas);
+ x->canvas_id = getbytes(strlen(buf));
+ strcpy(x->canvas_id, buf);
+
+ /* Tk ID for the "frame" the other things are drawn in */
+ sprintf(buf,"%s.frame%lx", x->canvas_id, (long unsigned int)x);
+ x->frame_id = getbytes(strlen(buf));
+ strcpy(x->frame_id, buf);
+
+ sprintf(buf,"%s.text%lx", x->frame_id, (long unsigned int)x);
+ x->text_id = getbytes(strlen(buf));
+ strcpy(x->text_id, buf); /* Tk ID for the "text", the meat! */
+
+ sprintf(buf,"%s.window%lx", x->canvas_id, (long unsigned int)x);
+ x->window_tag = getbytes(strlen(buf));
+ strcpy(x->window_tag, buf); /* Tk ID for the resizing "window" */
+ post("");
+
+ sprintf(buf,"%s.handle%lx", x->canvas_id, (long unsigned int)x);
+ x->handle_id = getbytes(strlen(buf));
+ strcpy(x->handle_id, buf); /* Tk ID for the resizing "handle" */
+
+ sprintf(buf,"%s.scrollbar%lx", x->frame_id, (long unsigned int)x);
+ x->scrollbar_id = getbytes(strlen(buf));
+ strcpy(x->scrollbar_id, buf); /* Tk ID for the optional "scrollbar" */
+
+ sprintf(buf,"all%lx", (long unsigned int)x);
+ x->all_tag = getbytes(strlen(buf));
+ strcpy(x->all_tag, buf); /* Tk ID for the optional "scrollbar" */
+}
+
+static int calculate_onset(t_textwidget *x, t_glist *glist,
+ int current_iolet, int total_iolets)
+{
+ post("calculate_onset");
+ return(text_xpix(&x->x_obj, glist) + (x->x_width - IOWIDTH) \
+ * current_iolet / (total_iolets == 1 ? 1 : total_iolets - 1));
+}
+
+static void textwidget_draw_inlets(t_textwidget *x, t_glist *glist, int firsttime,
+ int total_inlets, int total_outlets)
+{
+ DEBUG(post("textwidget_draw_inlets in: %d out: %d", total_inlets, total_outlets););
+ int i, onset;
+
+ for (i = 0; i < total_inlets; i++) /* inlets */
+ {
+ onset = calculate_onset(x, glist, i, total_inlets);
+ sys_vgui("%s create rectangle %d %d %d %d -tags {%xi%d %xi %s}\n",
+ x->canvas_id, onset, text_ypix(&x->x_obj, glist) - 2,
+ onset + IOWIDTH, text_ypix(&x->x_obj, glist),
+ x, i, x, x->all_tag);
+ }
+ for (i = 0; i < total_outlets; i++) /* outlets */
+ {
+ onset = calculate_onset(x, glist, i, total_outlets);
+ sys_vgui("%s create rectangle %d %d %d %d -tags {%xo%d %xo %s}\n",
+ x->canvas_id, onset, text_ypix(&x->x_obj, glist) + x->x_height,
+ onset + IOWIDTH, text_ypix(&x->x_obj, glist) + x->x_height + 2,
+ x, i, x, x->all_tag);
+ }
+}
+
+static void erase_inlets(t_textwidget *x)
+{
+ DEBUG(post("erase_inlets"););
+/* Added tag for all inlets/outlets of one instance */
+ sys_vgui("%s delete %xi\n", x->canvas_id, x);
+ sys_vgui("%s delete %xo\n", x->canvas_id, x);
+
+}
+
+static void draw_scrollbar(t_textwidget *x)
+{
+ sys_vgui("pack %s -side right -fill y -before %s \n",
+ x->scrollbar_id, x->text_id);
+ x->x_have_scrollbar = 1;
+}
+
+static void erase_scrollbar(t_textwidget *x)
+{
+ sys_vgui("pack forget %s \n", x->scrollbar_id);
+ x->x_have_scrollbar = 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->text_id, x->canvas_id);
+ sys_vgui("bind %s <Mod1-Shift-Key> {pdtk_canvas_ctrlkey %s %%K 1}\n",
+ x->text_id, x->canvas_id);
+#else
+ sys_vgui("bind %s <Control-Key> {pdtk_canvas_ctrlkey %s %%K 0}\n",
+ x->text_id, x->canvas_id);
+ sys_vgui("bind %s <Control-Shift-Key> {pdtk_canvas_ctrlkey %s %%K 1}\n",
+ x->text_id, x->canvas_id);
+#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->text_id, x->canvas_id, x->canvas_id, x->canvas_id);
+ sys_vgui("bind %s <ButtonRelease> {pdtk_canvas_mouseup %s \
+[expr %%X - [winfo rootx %s]] [expr %%Y - [winfo rooty %s]] %%b}\n",
+ x->text_id, x->canvas_id, x->canvas_id, x->canvas_id);
+ sys_vgui("bind %s <Shift-Button> {pdtk_canvas_click %s \
+[expr %%X - [winfo rootx %s]] [expr %%Y - [winfo rooty %s]] %%b 1}\n",
+ x->text_id, x->canvas_id, x->canvas_id, x->canvas_id);
+ sys_vgui("bind %s <Button-2> {pdtk_canvas_rightclick %s \
+[expr %%X - [winfo rootx %s]] [expr %%Y - [winfo rooty %s]] %%b}\n",
+ x->text_id, x->canvas_id, x->canvas_id, x->canvas_id);
+ sys_vgui("bind %s <Button-3> {pdtk_canvas_rightclick %s \
+[expr %%X - [winfo rootx %s]] [expr %%Y - [winfo rooty %s]] %%b}\n",
+ x->text_id, x->canvas_id, x->canvas_id, x->canvas_id);
+ sys_vgui("bind %s <Control-Button> {pdtk_canvas_rightclick %s \
+[expr %%X - [winfo rootx %s]] [expr %%Y - [winfo rooty %s]] %%b}\n",
+ x->text_id, x->canvas_id, x->canvas_id, x->canvas_id);
+ /* mouse motion */
+ sys_vgui("bind %s <Motion> {pdtk_canvas_motion %s \
+[expr %%X - [winfo rootx %s]] [expr %%Y - [winfo rooty %s]] 0}\n",
+ x->text_id, x->canvas_id, x->canvas_id, x->canvas_id);
+}
+
+static void create_widget(t_textwidget *x)
+{
+ DEBUG(post("create_widget"););
+ /* I guess this is for fine-tuning of the rect size based on width and height? */
+
+ 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);
+ sys_vgui("frame %s \n", x->frame_id);
+ sys_vgui("text %s -font {%s %d %s} -border 1 \
+ -highlightthickness 1 -relief sunken -bg \"%s\" -fg \"%s\" \
+ -yscrollcommand {%s set} \n",
+ x->text_id,
+ x->x_font_face->s_name, x->x_font_size, x->x_font_weight->s_name,
+ DEFAULT_COLOR, "black",
+ x->scrollbar_id);
+ sys_vgui("scrollbar %s -command {%s yview}\n",
+ x->scrollbar_id, x->text_id);
+ sys_vgui("pack %s -side left -fill both -expand 1 \n", x->text_id);
+ sys_vgui("pack %s -side bottom -fill both -expand 1 \n", x->frame_id);
+
+ bind_standard_keys(x);
+ bind_button_events(x);
+ sys_vgui("bind %s <KeyRelease> {+pd %s keyup %%N \\;} \n",
+ x->text_id, x->x_receive_name->s_name);
+}
+
+static void textwidget_drawme(t_textwidget *x, t_glist *glist, int firsttime)
+{
+ DEBUG(post("textwidget_drawme: firsttime %d canvas %lx glist %lx", firsttime, x->x_canvas, glist););
+ set_tk_widget_ids(x,glist_getcanvas(glist));
+ if (firsttime)
+ {
+ create_widget(x);
+ textwidget_draw_inlets(x, glist, firsttime, TOTAL_INLETS, TOTAL_OUTLETS);
+ if(x->x_have_scrollbar) 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,
+ text_xpix(&x->x_obj, glist), text_ypix(&x->x_obj, glist),
+ x->frame_id, x->window_tag, x->all_tag, x->x_width, x->x_height);
+ }
+ else
+ {
+ post("NO MORE COORDS");
+// sys_vgui("%s coords %s %d %d\n", x->canvas_id, x->all_tag,
+// text_xpix(&x->x_obj, glist), text_ypix(&x->x_obj, glist));
+ }
+}
+
+
+static void textwidget_erase(t_textwidget* x,t_glist* glist)
+{
+ DEBUG(post("textwidget_erase: canvas %lx glist %lx", x->x_canvas, glist););
+
+ set_tk_widget_ids(x,glist_getcanvas(glist));
+ erase_inlets(x);
+ sys_vgui("destroy %s\n", x->frame_id);
+ sys_vgui("%s delete %s\n", x->canvas_id, x->all_tag);
+}
+
+
+
+/* ------------------------ 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->x_width;
+ *yp2 = *yp1 + x->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_tk_widget_ids(x,glist_getcanvas(glist));
+ sys_vgui("%s move %s %d %d\n", x->canvas_id, x->all_tag, dx, dy);
+ sys_vgui("%s move RSZ %d %d\n", x->canvas_id, dx, dy);
+/* sys_vgui("%s coords %s %d %d %d %d\n", x->canvas_id, x->all_tag,
+ text_xpix(&x->x_obj, glist), text_ypix(&x->x_obj, glist)-1,
+ text_xpix(&x->x_obj, glist) + x->x_width,
+ text_ypix(&x->x_obj, glist) + x->x_height-2);*/
+// textwidget_drawme(x, glist, 0);
+ 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->text_id);
+ x->x_selected = 1;
+ }
+ else if (!state)
+ {
+ sys_vgui("%s configure -bg grey -state normal -cursor xterm\n",
+ x->text_id);
+ /* activatefn never gets called with 0, so destroy here */
+ sys_vgui("destroy %s\n", x->handle_id);
+ 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, 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, 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, handle_x1, handle_y1,
+ TKW_HANDLE_WIDTH, TKW_HANDLE_HEIGHT,
+ x->handle_id, x->all_tag);
+ sys_vgui("raise %s\n", x->handle_id);
+ sys_vgui("bind %s <Button> {pd [concat %s resize_click 1 \\;]}\n",
+ x->handle_id, x->x_receive_name->s_name);
+ sys_vgui("bind %s <ButtonRelease> {pd [concat %s resize_click 0 \\;]}\n",
+ x->handle_id, x->x_receive_name->s_name);
+ sys_vgui("bind %s <Motion> {pd [concat %s resize_motion %%x %%y \\;]}\n",
+ x->handle_id, x->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, 1);
+ }
+ 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, tmp_float );
+ }
+ else
+ {
+ sys_vgui("lappend ::%s::list %s \n", x->tcl_namespace, tmp_symbol->s_name );
+ }
+ }
+ sys_vgui("append ::%s::list \" \"\n", x->tcl_namespace);
+ sys_vgui("%s insert end $::%s::list ; unset ::%s::list \n",
+ x->text_id, x->tcl_namespace, x->tcl_namespace );
+ sys_vgui("%s yview end-2char \n", x->text_id );
+}
+
+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->text_id, tmp_int);
+ }
+ else if(tmp_int == 10)
+ {
+ sys_vgui("%s insert end {\n}\n", x->text_id);
+ }
+ else
+ {
+ sys_vgui("%s insert end [format \"%c\" %d]\n", x->text_id, tmp_int);
+ }
+ }
+ else
+ {
+ sys_vgui("%s insert end %s\n", x->text_id, tmp_symbol->s_name );
+ }
+ sys_vgui("%s yview end-2char \n", x->text_id );
+}
+
+/* Clear the contents of the text widget */
+static void textwidget_clear(t_textwidget* x)
+{
+ sys_vgui("%s delete 0.0 end \n", x->text_id);
+}
+
+/* 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);
+}
+
+static void textwidget_output(t_textwidget* x, t_symbol *s, int argc, t_atom *argv)
+{
+ outlet_list(x->x_data_outlet, s, argc, argv );
+}
+
+/* Pass the contents of the text widget onto the textwidget_output 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->x_receive_name->s_name, x->text_id);
+}
+
+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, "ssiisii;", &s__X, gensym("obj"),
+ x->x_obj.te_xpix, x->x_obj.te_ypix,
+ atom_getsymbol(binbuf_getvec(x->x_obj.te_binbuf)),
+ x->x_width, x->x_height);
+}
+
+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->text_id, s->s_name, argument_buffer);
+ }
+}
+
+static void textwidget_scrollbar(t_textwidget *x, t_float f)
+{
+ if(f > 0)
+ draw_scrollbar(x);
+ else
+ erase_scrollbar(x);
+}
+
+static void textwidget_fontsize(t_textwidget *x, t_float font_size)
+{
+ DEBUG(post("textwidget_fontsize"););
+ if(font_size > 8)
+ {
+ x->x_font_size = (t_int)font_size;
+ sys_vgui("%s configure -font {%s %d %s} \n",
+ x->text_id,
+ x->x_font_face->s_name, x->x_font_size,
+ x->x_font_weight->s_name);
+ }
+ else
+ pd_error(x,"textwidget: invalid font size: %f",font_size);
+}
+
+static void textwidget_size(t_textwidget *x, t_float width, t_float height)
+{
+ DEBUG(post("textwidget_size"););
+ x->x_height = height;
+ x->x_width = width;
+ if(glist_isvisible(x->x_glist))
+ {
+ sys_vgui("%s itemconfigure %s -width %d -height %d\n",
+ x->canvas_id, x->window_tag, x->x_width, x->x_height);
+ erase_inlets(x);
+ textwidget_draw_inlets(x, x->x_glist, 1, TOTAL_INLETS, TOTAL_OUTLETS);
+ canvas_fixlinesfor(x->x_glist, (t_text *)x); // 2nd inlet
+ }
+}
+
+/* callback functions */
+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)
+ {
+ textwidget_draw_inlets(x, canvas, 1, TOTAL_INLETS, TOTAL_OUTLETS);
+ canvas_fixlinesfor(x->x_glist, (t_text *)x); // 2nd inlet
+ }
+ }
+ else if (!x->x_resizing && newstate)
+ {
+ erase_inlets(x);
+ }
+ 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->x_width += dx;
+ x->x_height += dy;
+ sys_vgui("%s itemconfigure %s -width %d -height %d\n",
+ x->canvas_id, x->window_tag,
+ x->x_width, x->x_height);
+ sys_vgui("%s move RSZ %d %d\n",
+ x->canvas_id, dx, dy);
+ }
+ }
+}
+
+static void textwidget_free(t_textwidget *x)
+{
+ pd_unbind(&x->x_obj.ob_pd, x->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);
+ char buf[MAXPDSTRING];
+
+ x->x_height = 1;
+ x->x_font_face = gensym("helvetica");
+ x->x_font_size = 10;
+ x->x_font_weight = gensym("normal");
+ x->x_have_scrollbar = 0;
+ x->x_selected = 0;
+
+ if (argc < 4)
+ {
+ post("textwidget: You must enter at least 4 arguments. Default values used.");
+ x->x_width = TEXT_DEFAULT_WIDTH;
+ x->x_height = TEXT_DEFAULT_HEIGHT;
+
+ } else {
+ /* Copy args into structure */
+ x->x_width = atom_getint(argv);
+ x->x_height = atom_getint(argv+1);
+ }
+
+ x->x_data_outlet = outlet_new(&x->x_obj, &s_float);
+ x->x_status_outlet = outlet_new(&x->x_obj, &s_symbol);
+
+ sprintf(buf,"text%lx",(long unsigned int)x);
+ x->tcl_namespace = getbytes(strlen(buf));
+ strcpy(x->tcl_namespace, buf);
+
+ sprintf(buf,"#%s", x->tcl_namespace);
+ x->x_receive_name = gensym(buf);
+ pd_bind(&x->x_obj.ob_pd, x->x_receive_name);
+
+ x->x_glist = canvas_getcurrent();
+ set_tk_widget_ids(x, x->x_glist);
+
+ int i;
+ int option_argc = sizeof(tk_options)/sizeof(char *);
+ post("total options: %d", option_argc);
+ for(i = 0; i < option_argc; i++)
+ {
+ post("option %d: %s", i, tk_options[i]);
+ }
+
+ 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_scrollbar,
+ gensym("scrollbar"), A_DEFFLOAT, 0);
+ class_addmethod(textwidget_class, (t_method)textwidget_size,
+ gensym("size"), A_DEFFLOAT, A_DEFFLOAT, 0);
+ class_addmethod(textwidget_class, (t_method)textwidget_fontsize,
+ gensym("fontsize"), A_DEFFLOAT, 0);
+ class_addmethod(textwidget_class, (t_method)textwidget_output,
+ gensym("output"), A_GIMME, 0);
+ class_addmethod(textwidget_class, (t_method)textwidget_set,
+ gensym("set"), A_GIMME, 0);
+ class_addmethod(textwidget_class, (t_method)textwidget_append,
+ gensym("append"), A_GIMME, 0);
+ class_addmethod(textwidget_class, (t_method)textwidget_key,
+ gensym("key"), A_GIMME, 0);
+ class_addmethod(textwidget_class, (t_method)textwidget_clear,
+ gensym("clear"), 0);
+/* callbacks */
+ 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);
+
+ class_setwidget(textwidget_class,&textwidget_widgetbehavior);
+ class_setsavefn(textwidget_class,&textwidget_save);
+
+/* commonly used symbols */
+ 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");
+}
+
+