dialog.c Source File

00001 /* dialog.c
00002  * Biao Lu                     biao@eagle.drexel.edu
00003  */
00004 
00005 #include "win.h"
00006 
00007 extern lux_wins      *get_currentwin();
00008 extern lux_wins      *lux_allocwin();
00009 
00010 extern XFontStruct  *font_info;
00011 extern unsigned long BLACK_COLOR, WHITE_COLOR;
00012 extern unsigned long lux_get_fgcolor();
00013 extern unsigned long lux_get_bgcolor();
00014 
00015 
00016 lux_highlight(win)
00017 Window win;
00018 {
00019     register lux_wins *current, *parent;
00020     XGCValues values;
00021 
00022 
00023     current = get_currentwin(win);
00024     parent  = get_currentwin(current->win.parent);
00025 
00026     XGetGCValues(parent->win.display, parent->win.gc, 
00027                  GCLineWidth | GCLineStyle | GCForeground | GCBackground |
00028                  GCCapStyle | GCJoinStyle, 
00029                  &values);
00030 
00031     XSetLineAttributes(parent->win.display, parent->win.gc, 1, LineSolid, 
00032                       CapButt, JoinBevel);
00033 
00034     XSetForeground(parent->win.display, parent->win.gc, BLACK_COLOR);
00035 
00036     XDrawRectangle(parent->win.display, parent->win.window, parent->win.gc,
00037                    current->win.x-1, current->win.y-1, 
00038                    current->win.width+3, current->win.height+3);
00039 
00040     XSetLineAttributes(parent->win.display, parent->win.gc, 
00041                       values.line_width, values.line_style, 
00042                       values.cap_style, values.join_style);
00043 
00044     XSetForeground(parent->win.display, parent->win.gc, values.foreground);
00045 
00046 }
00047 
00048 lux_unhighlight(win)
00049 Window win;
00050 {
00051     register lux_wins *current, *parent;
00052     XGCValues values;
00053 
00054 
00055     current = get_currentwin(win);
00056     parent  = get_currentwin(current->win.parent);
00057 
00058     XGetGCValues(parent->win.display, parent->win.gc, 
00059                  GCLineWidth | GCLineStyle | GCForeground | GCBackground |
00060                  GCCapStyle | GCJoinStyle, 
00061                  &values);
00062 
00063     XSetLineAttributes(parent->win.display, parent->win.gc, 1, LineSolid, 
00064                       CapButt, JoinBevel);
00065 
00066     XSetForeground(parent->win.display, parent->win.gc, values.background);
00067 
00068     XDrawRectangle(parent->win.display, parent->win.window, parent->win.gc,
00069                    current->win.x-1, current->win.y-1, 
00070                    current->win.width+3, current->win.height+3);
00071 
00072     XSetLineAttributes(parent->win.display, parent->win.gc, 
00073                       values.line_width, values.line_style, 
00074                       values.cap_style, values.join_style);
00075 
00076     XSetForeground(parent->win.display, parent->win.gc, values.foreground);
00077 
00078 }
00079 
00080 Window lux_open_dialog(/*win*/x, y, width, height)
00081 unsigned int x, y, width, height;
00082 {
00083     register lux_wins *mywin;
00084     static   int       status = 0;
00085 
00086     if ( !status ) {
00087       lux_xinit();
00088       status = 1;
00089     }
00090 
00091     if ((mywin = lux_allocwin()) == (lux_wins *)NULL ) return((Window)NULL);
00092     
00093     mywin->win.type = DIALOG_WINDOW;
00094     mywin->win.window_name = "Dialog Window";
00095 
00096     mywin->win.x = x;
00097     mywin->win.y = y;
00098     mywin->win.width  = width;
00099     mywin->win.height = height;
00100     mywin->win.old_width   = width;
00101     mywin->win.old_height  = height;
00102     mywin->win.user_width  = width;
00103     mywin->win.user_height = height;
00104     mywin->win.xresizefactor = 1.0;
00105     mywin->win.yresizefactor = 1.0;
00106 
00107     mywin->win.fxorg = 0.0;
00108     mywin->win.fyorg = 0.0;
00109     mywin->win.fxsize = 10.0;
00110     mywin->win.fysize = 10.0;
00111     mywin->win.xfactor = 1.0;
00112     mywin->win.yfactor = 1.0;
00113     mywin->win.xmin = 0.0;
00114     mywin->win.xmax = width;
00115     mywin->win.ymin = 0.0;
00116     mywin->win.ymax = height;
00117     mywin->win.xsize = width;
00118     mywin->win.ysize = height;
00119     mywin->win.xorg = 0;
00120     mywin->win.yorg = 0;
00121     
00122     lux_createwin(&mywin->win);
00123 
00124     return(mywin->win.window);
00125 }
00126 
00127 lux_set_item(dialog, num, type, subtype, x, y, length, def_value) 
00128 Window dialog;
00129 int num, subtype, type, x, y, length;     /* Only string item allowed */
00130 char *def_value;                          /* length < 255 */
00131 {
00132     register lux_wins *mywin;
00133     register lux_wins *diawin;
00134     static   int       status = 0;
00135 
00136 
00137 
00138     switch(type) {
00139       
00140     case TEXT_WINDOW:
00141       lux_draw_string(dialog, (float)x, (float)y, 0.0, def_value, -1);
00142       break;
00143       
00144     case BUTTON_WINDOW:
00145     case INPUT_WINDOW:
00146 
00147       if ((mywin = lux_allocwin()) == (lux_wins *)NULL ) return((Window)NULL);
00148       mywin->win.type = type;
00149       mywin->win.subtype = subtype;
00150       mywin->win.parent = dialog;
00151       mywin->win.serial = num;
00152       
00153       diawin = get_currentwin(dialog);
00154 
00155       mywin->win.x = x;
00156       mywin->win.y = diawin->win.height - y - 
00157                      (font_info->ascent + font_info->descent);
00158       if (subtype == CHECK_BUTTON) 
00159         mywin->win.width=mywin->win.height=font_info->ascent+font_info->descent;
00160       else {
00161         mywin->win.width  = length * XTextWidth(font_info, "X", 1)+4;
00162         mywin->win.height = font_info->ascent + font_info->descent + 4;
00163       }
00164       mywin->win.old_width   = mywin->win.user_width  = mywin->win.width;
00165       mywin->win.old_height  = mywin->win.user_height = mywin->win.height;
00166       mywin->win.xresizefactor = 1.0;
00167       mywin->win.yresizefactor = 1.0;
00168 
00169       mywin->win.fxorg = 0.0;
00170       mywin->win.fyorg = 0.0;
00171       mywin->win.fxsize = 10.0;
00172       mywin->win.fysize = 10.0;
00173       mywin->win.xfactor = 1.0;
00174       mywin->win.yfactor = 1.0;
00175       mywin->win.xmin = 0.0;
00176       mywin->win.xmax = mywin->win.width;
00177       mywin->win.ymin = 0.0;
00178       mywin->win.ymax = mywin->win.height;
00179       mywin->win.xsize = mywin->win.width;
00180       mywin->win.ysize = mywin->win.height;
00181       mywin->win.xorg = 0;
00182       mywin->win.yorg = 0;
00183 
00184       lux_createwin(&mywin->win);
00185 
00186       if (type == BUTTON_WINDOW) {
00187         if (subtype == OK_BUTTON || subtype == OK_KEEP_BUTTON
00188             || subtype == CANCEL_BUTTON) 
00189           lux_draw_string(mywin->win.window, mywin->win.width/2.0, 
00190                           4.0, 0.0, def_value, 0);
00191         else if (subtype == CHECK_BUTTON) {
00192           if (def_value[0] == 1) {
00193             lux_draw_line(mywin->win.window, 0, 0, 
00194                       mywin->win.width, mywin->win.height);
00195             lux_draw_line(mywin->win.window, 0, mywin->win.height, 
00196                       mywin->win.width, 0);
00197           }
00198           mywin->win.msg[1] = mywin->win.msg[0] = def_value[0]; 
00199                                           /* Save the old one */
00200         }         
00201       }
00202       else if (type == INPUT_WINDOW) {
00203         lux_draw_string(mywin->win.window, 2.0, 4.0, 0.0, def_value, -1);
00204         {
00205           char *new;
00206           int i;
00207           new = (char *)malloc(255); 
00208           new[0] = (char)NULL; mywin->win.msg[0] = (char)NULL;
00209           for(i=0;i<sizeof(float)*3+1;i++) 
00210             new[i] = mywin->win.data->data.b[i];
00211           new[i] = (char)NULL;
00212           strcat(&new[i],&(mywin->win.data->data.b[i]));
00213           strcat(mywin->win.msg,&(mywin->win.data->data.b[i]));
00214           free(mywin->win.data->data.b);
00215           mywin->win.data->data.b = new;
00216         }         
00217       }
00218       break;
00219       
00220     default:
00221       fprintf(stderr, "\n Something not expected in create item!\n ");
00222       break;
00223     }
00224 
00225     return(1);
00226 }
00227 
00228 lux_draw_palette(dialog)  /* Only for 512x512 dialog window */
00229 Window dialog;
00230 {
00231     register lux_wins *current;
00232     register unsigned long i;
00233     unsigned long c;
00234 
00235     current = get_currentwin(dialog);
00236 
00237     c = lux_get_fgcolor(dialog);
00238     for(i=0;i<256;i++) { 
00239       lux_set_color(dialog, i); 
00240       lux_draw_line(dialog, 0, (int)(i*2),   20, (int)(i*2));
00241       lux_draw_line(dialog, 0, (int)(i*2+1), 20, (int)(i*2+1));
00242     }
00243     lux_set_color(dialog,c);
00244     lux_draw_line(dialog, 20, 0, 20, 512);
00245 }
00246 
00247 lux_update_itemvalue(dialog, num, type, subtype, value)
00248 Window dialog;
00249 int num, type, subtype;
00250 char *value;
00251 {
00252     register lux_wins *current, *old;
00253 
00254     old = current = get_currentwin(dialog);
00255 
00256     while(current->win.parent != dialog || current->win.serial != num ||
00257           current->win.type != type || current->win.subtype != subtype ) {
00258       current = current->next;
00259       if (old == current) {
00260           fprintf(stderr, "lux_update_itemvalue: dialog item not found\n");
00261           return(0);
00262       }
00263     }
00264 
00265     switch(current->win.type) {
00266     case INPUT_WINDOW:
00267       current->win.msg[0] = 0;
00268       strcat(current->win.msg, value);
00269       current->win.data->data.b[sizeof(float)*3+1] = 0;
00270       strcat(&(current->win.data->data.b[sizeof(float)*3+1]), value);
00271       redraw(current->win.window,1);
00272       break;
00273     case BUTTON_WINDOW:
00274       if (current->win.subtype == CHECK_BUTTON) {
00275         if (current->win.msg[0] == 0 && value[0] == 1) {
00276             lux_draw_line(current->win.window, 0, 0, 
00277                       current->win.width, current->win.height);
00278             lux_draw_line(current->win.window, 0, current->win.height, 
00279                       current->win.width, 0);
00280         }
00281         else if (current->win.msg[0] == 1 && value[0] == 0) 
00282             lux_reset_window(current->win.window);
00283         current->win.msg[1] = current->win.msg[0] = value[0];
00284       }
00285       break;
00286     default:
00287       break;
00288     }
00289     return(1);
00290 }
00291 
00292 lux_get_itemvalue(dialog, num, type, subtype, value)
00293 Window dialog;
00294 int num, type, subtype;
00295 char *value;
00296 {
00297     register lux_wins *current, *old;
00298 
00299     old = current = get_currentwin(dialog);
00300 
00301     value[0] = (char)NULL;
00302 
00303     while(current->win.parent != dialog || current->win.serial != num ||
00304           current->win.type != type || current->win.subtype != subtype ) {
00305       current = current->next;
00306       if (old == current) {
00307           fprintf(stderr, "lux_get_itemvalue: dialog item not found\n");
00308           return(0);
00309       }
00310     }
00311 
00312     switch(current->win.type) {
00313     case INPUT_WINDOW:
00314       strcat(value, current->win.msg);
00315       break;
00316     case BUTTON_WINDOW:
00317       if (current->win.subtype == CHECK_BUTTON) 
00318         value[0] = current->win.msg[0];
00319       break;
00320     default:
00321       break;
00322     }
00323     return(1);
00324 }
00325 
00326 
00327 lux_show_dialog(win)
00328 Window win;
00329 {
00330     register lux_wins *current, *old;
00331 
00332     old = current = get_currentwin(win);
00333 
00334     while(current->win.type != DIALOG_WINDOW /*||
00335           current->win.serial != win*/) {
00336       current = current->next;
00337       if (old == current) {
00338         fprintf(stderr, "No dialog window opened!\n");
00339         return(0);
00340       }
00341 
00342     }
00343 
00344     XMapWindow(current->win.display, current->win.window);
00345 /*    XBell(current->win.display, 100); */
00346     return(1);
00347 }
00348 
00349 lux_hide_dialog(dia)
00350 Window dia;
00351 {
00352     register lux_wins *current;
00353 
00354     current = get_currentwin(dia);
00355 
00356     XUnmapWindow(current->win.display, current->win.window);
00357     return(1);
00358 }
00359 
00360 lux_ok_data(dialog)
00361 Window dialog;
00362 {
00363 
00364     register lux_wins *current, *old;
00365 
00366     old = current = get_currentwin(dialog);
00367 
00368     current = current->next;
00369     while(old != current) {
00370       if (current->win.parent != dialog ||
00371           (current->win.type  != INPUT_WINDOW &&
00372            current->win.type  != BUTTON_WINDOW)) {
00373         current = current->next;continue; 
00374       }
00375       if (current->win.type   == INPUT_WINDOW ) 
00376         
00377           strcpy(current->win.msg,
00378                  &(current->win.data->data.b[3*sizeof(float)+1]));
00379       else 
00380         switch(current->win.subtype) {
00381         case CHECK_BUTTON:
00382           current->win.msg[1] = current->win.msg[0];
00383           break;
00384         case OK_BUTTON:
00385         case OK_KEEP_BUTTON:
00386         case CANCEL_BUTTON:
00387         default:
00388           break;
00389         }
00390       current = current->next;
00391     }  
00392 }
00393 
00394 lux_cancel_data(dialog)
00395 Window dialog;
00396 {
00397     register lux_wins *current, *old;
00398 
00399     old = current = get_currentwin(dialog);
00400 
00401     current = current->next;
00402     while(old != current) {
00403       if (current->win.parent != dialog ||
00404           (current->win.type  != INPUT_WINDOW &&
00405            current->win.type  != BUTTON_WINDOW)) {
00406         current = current->next; continue; 
00407       }
00408       if (current->win.type == INPUT_WINDOW) {
00409           strcpy(&(current->win.data->data.b[3*sizeof(float)+1]),
00410                  current->win.msg);
00411       }
00412       else 
00413         switch(current->win.subtype) {
00414         case CHECK_BUTTON:
00415           if (current->win.msg[1] == 0 && current->win.msg[0] == 1) 
00416             lux_reset_window(current->win.window);
00417           else if (current->win.msg[1] == 1 && current->win.msg[0] == 0) {
00418             lux_draw_line(current->win.window, 0, 0, 
00419                       current->win.width, current->win.height);
00420             lux_draw_line(current->win.window, 0, current->win.height, 
00421                       current->win.width, 0);
00422           }
00423           current->win.msg[0] = current->win.msg[1];
00424           break;
00425         case OK_BUTTON:
00426         case OK_KEEP_BUTTON:
00427         case CANCEL_BUTTON:
00428         default:
00429           break;
00430         }
00431       current = current->next;
00432     }   
00433 }
00434 
00435