/* * mcmap() - displays current colormap * * RCS: * $Revision$ * $Date$ * * Security: * Unclassified * * Description: * text * * Input Parameters: * type identifier description * * text * * Output Parameters: * type identifier description * * text * * Return Values: * value description * * Side Effects: * text * * Limitations and Comments: * text * * Development History: * when who why * 9/18/93, mm, to reveal the secret of colormap :-) */ /* ** compile: ** gcc mcmap.c -o mcmap -lXm -lXt -lX11 */ #include #include #include #include #include #include #include #include #include #include #include #include #include #define star_width 16 #define star_height 16 static char star_bits[] = { 0xff, 0xff, 0x7f, 0xff, 0x7f, 0xff, 0x77, 0xf7, 0x6f, 0xfb, 0x5f, 0xfd, 0xbf, 0xfe, 0xc1, 0xc1, 0xbf, 0xfe, 0x5f, 0xfd, 0x6f, 0xfb, 0x77, 0xf7, 0x7f, 0xff, 0x7f, 0xff, 0xff, 0xff, 0xff, 0xff}; GC gc; Pixmap pixmap; Colormap colormap_h; Display *display_h; XColor colors[256]; XColor xcolor; #define START 0 #define TOPLEVEL_W START+1 #define MAINW_W START+2 #define FORM_W START+3 #define RC_W START+4 #define RGBV_W START+5 #define PIXELV_W START+6 #define VERSION_SHELL START+7 #define END VERSION_SHELL #define NUM_WIDGETS END Widget w_special[NUM_WIDGETS]; void QuitCb (); extern void NullCb(); void tell_rgb(); void Version_Show(); main (argc, argv) int argc; char **argv; { Widget toplevel, main_w, form, pb, qb, rgbLabel, rgbValue, pixelLabel, pixelValue, about, rc; int xcells, ycells, cells; XtAppContext app; XGCValues gcv; Arg args[100]; int i, n; toplevel = XtVaAppInitialize (&app, "Demos", NULL, 0, &argc, argv, NULL, NULL); w_special[TOPLEVEL_W] = toplevel; display_h = XtDisplay (toplevel); colormap_h = DefaultColormap(display_h, DefaultScreen(display_h)); cells=XDisplayCells (display_h, XDefaultScreen(display_h)); #ifdef DEBUG (void) fprintf (stderr, "Cells: %d\n", cells); #endif if (cells > 256) { (void) fprintf (stderr, "\nThis program only works with <= 8 bit displays!\n"); exit(1); } main_w = XtVaCreateManagedWidget ("main_w", xmMainWindowWidgetClass, toplevel, NULL); n = 0; form = XmCreateForm (main_w, "form", args, n); XtManageChild (form); w_special[FORM_W] = form; gcv.foreground = WhitePixelOfScreen (XtScreen(form)); gc = XCreateGC(XtDisplay(form), RootWindowOfScreen(XtScreen(main_w)), GCForeground, &gcv); rc = XtVaCreateWidget ("rc", xmRowColumnWidgetClass, form, XmNnumColumns, 16, XmNorientation, XmHORIZONTAL, XmNpacking, XmPACK_COLUMN, XmNleftAttachment, XmATTACH_FORM, XmNtopAttachment, XmATTACH_FORM, NULL); w_special[RC_W] = rc; qb = XtVaCreateManagedWidget ("EXIT", xmPushButtonGadgetClass, form, XmNtopAttachment, XmATTACH_WIDGET, XmNtopWidget, rc, XmNtopOffset, 20, XmNleftAttachment, XmATTACH_FORM, XmNleftOffset, 20, XmNbottomAttachment, XmATTACH_FORM, XmNbottomOffset, 10, XmNshadowThickness, 3, XmNwidth, 70, NULL); XtAddCallback(qb, XmNactivateCallback, QuitCb, NULL); n = 0; XtSetArg(args[n], XmNtopAttachment, XmATTACH_WIDGET); n++; XtSetArg(args[n], XmNtopWidget, rc); n++; XtSetArg(args[n], XmNtopOffset, 20); n++; XtSetArg(args[n], XmNleftAttachment, XmATTACH_WIDGET); n++; XtSetArg(args[n], XmNleftWidget, qb); n++; XtSetArg(args[n], XmNleftOffset, 20); n++; XtSetArg (args[n], XmNbottomAttachment, XmATTACH_FORM); n++; XtSetArg (args[n], XmNbottomOffset, 10); n++; pixelLabel = XmCreateLabel (form, "Pixel", args, n); XtManageChild (pixelLabel); n = 0; XtSetArg(args[n], XmNtopAttachment, XmATTACH_WIDGET); n++; XtSetArg(args[n], XmNtopWidget, rc); n++; XtSetArg(args[n], XmNtopOffset, 20); n++; XtSetArg(args[n], XmNleftAttachment, XmATTACH_WIDGET); n++; XtSetArg(args[n], XmNleftWidget, pixelLabel); n++; XtSetArg(args[n], XmNeditable, False); n++; XtSetArg(args[n], XmNcursorPositionVisible, False); n++; XtSetArg(args[n], XmNcolumns, 12); n++; XtSetArg(args[n], XmNmarginHeight, 1); n++; XtSetArg(args[n], XmNshadowThickness, 2); n++; XtSetArg(args[n], XmNbottomAttachment, XmATTACH_FORM); n++; XtSetArg (args[n], XmNbottomOffset, 10); n++; pixelValue = XmCreateTextField(form, "pixelValue", args, n); XtManageChild (pixelValue); w_special[PIXELV_W] = pixelValue; n = 0; XtSetArg(args[n], XmNtopAttachment, XmATTACH_WIDGET); n++; XtSetArg(args[n], XmNtopWidget, rc); n++; XtSetArg(args[n], XmNtopOffset, 20); n++; XtSetArg(args[n], XmNleftAttachment, XmATTACH_WIDGET); n++; XtSetArg(args[n], XmNleftWidget, pixelValue); n++; XtSetArg(args[n], XmNleftOffset, 20); n++; XtSetArg (args[n], XmNbottomAttachment, XmATTACH_FORM); n++; XtSetArg (args[n], XmNbottomOffset, 10); n++; rgbLabel = XmCreateLabel (form, "RGB",args, n); XtManageChild (rgbLabel); n = 0; XtSetArg(args[n], XmNtopAttachment, XmATTACH_WIDGET); n++; XtSetArg(args[n], XmNtopWidget, rc); n++; XtSetArg(args[n], XmNtopOffset, 20); n++; XtSetArg(args[n], XmNleftAttachment, XmATTACH_WIDGET); n++; XtSetArg(args[n], XmNleftWidget, rgbLabel); n++; XtSetArg(args[n], XmNrightAttachment, XmATTACH_NONE); n++; XtSetArg(args[n], XmNrightOffset, 4); n++; XtSetArg(args[n], XmNeditable, False); n++; XtSetArg(args[n], XmNcursorPositionVisible, False); n++; XtSetArg(args[n], XmNcolumns, 12); n++; XtSetArg(args[n], XmNmarginHeight, 1); n++; XtSetArg(args[n], XmNshadowThickness, 2); n++; XtSetArg(args[n], XmNbottomAttachment, XmATTACH_FORM); n++; XtSetArg (args[n], XmNbottomOffset, 10); n++; rgbValue = XmCreateTextField(form, "rgbValue", args, n); XtManageChild (rgbValue); w_special[RGBV_W] = rgbValue; about = XtVaCreateManagedWidget ("ABOUT", xmPushButtonGadgetClass, form, XmNtopAttachment, XmATTACH_WIDGET, XmNtopWidget, rc, XmNtopOffset, 20, XmNleftAttachment, XmATTACH_WIDGET, XmNleftWidget, rgbValue, XmNleftOffset, 43, XmNbottomAttachment, XmATTACH_FORM, XmNbottomOffset, 10, XmNshadowThickness, 3, XmNwidth, 70, NULL); XtAddCallback(about, XmNactivateCallback, Version_Show, NULL); if (cells > 64) { xcells=16; ycells=16; } else if (cells > 16) { xcells = 8; ycells = 8; } else if (cells > 8) { xcells = 4; ycells = 4; } else { xcells = 2; ycells = 2; } for (i=0; i < cells; i++) { pixmap = XCreatePixmap (XtDisplay(rc), RootWindowOfScreen(XtScreen(rc)), 16, 16, DefaultDepthOfScreen(XtScreen(rc))); XSetForeground (XtDisplay(rc), gc, i); XFillRectangle (XtDisplay(rc), pixmap, gc, 0,0,16,16); pb = XtVaCreateManagedWidget("pb",xmPushButtonWidgetClass, rc, XmNlabelType, XmPIXMAP, XmNlabelPixmap, pixmap, NULL); XtAddCallback (pb, XmNactivateCallback, tell_rgb, (XtPointer)i); } XtManageChild(rc); XtRealizeWidget(toplevel); XtAppMainLoop(app); } void tell_rgb (w,i) Widget w; int i; { XColor xcolor; char pixelStr[10]; char rgbStr[80]; Arg args[20]; int n; xcolor.pixel = i; XQueryColor (XtDisplay(w_special[RC_W]), colormap_h, &xcolor); sprintf (pixelStr, "%d", xcolor.pixel); sprintf (rgbStr, "%d %d %d", xcolor.red/256, xcolor.green/256,xcolor.blue/256); n = 0; XtSetArg (args[n], XmNvalue, pixelStr); n++; XtSetValues (w_special[PIXELV_W], args, n); n = 0; XtSetArg(args[n], XmNvalue, rgbStr); n++; XtSetValues(w_special[RGBV_W], args, n); } void Version_Show (w, client_data, state) Widget w; XtPointer client_data; XmToggleButtonCallbackStruct *state; { static Widget base_form2, rc, left, heading, icon, separator, closeb, titles; Pixel fg, bg; Pixmap pixmap; XmString close_str; if (!base_form2) { base_form2 = XmCreateFormDialog (w_special[TOPLEVEL_W], "Version Display", NULL,0); XtVaSetValues (XtParent(base_form2), XtNtitle, "Version Display", NULL); XtVaSetValues (base_form2, XmNfractionBase, 7, NULL); w_special [VERSION_SHELL] = base_form2; rc = XtVaCreateWidget ("rc", xmRowColumnWidgetClass, base_form2, XmNorientation, XmHORIZONTAL, NULL); left = XtVaCreateWidget (NULL, xmRowColumnWidgetClass, rc, NULL); heading = XtVaCreateWidget ("heading", xmFormWidgetClass, left, NULL); XtVaGetValues (heading, XmNforeground, &fg, XmNbackground, &bg, NULL); /* pixmap = XCreatePixmapFromBitmapData ( XtDisplay(heading), RootWindowOfScreen(XtScreen(heading)), semcor_logo_bits, semcor_logo_width, semcor_logo_height, fg, bg, DefaultDepthOfScreen(XtScreen(heading)));*/ pixmap = XCreatePixmapFromBitmapData ( XtDisplay(heading), RootWindowOfScreen(XtScreen(heading)), star_bits, star_width, star_height, fg, bg, DefaultDepthOfScreen(XtScreen(heading))); icon = XtVaCreateManagedWidget ("mcmap.icon", xmLabelGadgetClass, heading, XmNleftAttachment, XmATTACH_FORM, XmNlabelType, XmPIXMAP, XmNlabelPixmap, pixmap, XmNalignment, XmALIGNMENT_END, NULL); titles = XtVaCreateWidget (NULL, xmRowColumnWidgetClass, heading, XmNrightAttachment, XmATTACH_FORM, XmNleftAttachment, XmATTACH_WIDGET, XmNleftWidget, icon, XmNtopAttachment, XmATTACH_FORM, XmNbottomAttachment, XmATTACH_FORM, NULL); XtVaCreateManagedWidget ("mcmap Version 1.1 Shows contents of the Colormap", xmLabelGadgetClass, titles, NULL); XtVaCreateManagedWidget ("(c) 1993 By Muhammad A Muquit muquit@semcor.com", xmLabelGadgetClass, titles, NULL); /*Create a separator*/ separator = XtVaCreateWidget ("Separator", xmSeparatorWidgetClass, base_form2, XmNtopAttachment, XmATTACH_WIDGET, XmNtopWidget, rc, XmNtopOffset, 5, XmNleftAttachment, XmATTACH_FORM, XmNrightAttachment, XmATTACH_FORM, NULL); close_str = XmStringCreateSimple ("CLOSE"); closeb = XtVaCreateManagedWidget ("CLOSE", xmPushButtonWidgetClass, base_form2, XmNlabelString, close_str, XmNtopAttachment, XmATTACH_WIDGET, XmNtopWidget, separator, XmNtopOffset, 10, XmNbottomAttachment, XmATTACH_FORM, XmNbottomOffset, 10, XmNleftAttachment, XmATTACH_POSITION, XmNleftPosition, 3, XmNrightAttachment, XmATTACH_POSITION, XmNrightPosition, 4, NULL); XmStringFree (close_str); /* XtAddCallback (closeb, XmNactivateCallback, NullCb, NULL);*/ XtManageChild (rc); XtManageChild (left); XtManageChild (titles); XtManageChild (heading); XtManageChild (separator); } XtManageChild (base_form2); } void QuitCb () { exit(1); }