//----------------------------------------------------------------------------- /* * Motif demo, ITU * xnovak99,3BIT,2007/2008,ITU */ //----------------------------------------------------------------------------- #define AUTHOR_NAME "xkalab00" //----------------------------------------------------------------------------- //----------------------------------------------------------------------------- #include #include #include /* * Public include files for widgets used in this file. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include //----------------------------------------------------------------------------- Widget topLevel, mainWin, frame, menu_bar, messagebox, drawarea, pane, row, text, mainmenub[5], menu, toggle1, toggle2; Pixel cl_red, cl_black, cl_orange, cl_white, cl_green; //colors int used_menu=0; int draw_area_usage = 0; static char *lines; static int nlines; static int ncols; //----------------------------------------------------------------------------- // prototypes void AllocColors(); void read_file(const char *name); extern ssize_t read(int,void *, size_t); extern int close(int); //----------------------------------------------------------------------------- //Callbacks void messageboxCB(Widget w, XtPointer client_data, XtPointer call_data) { XtUnmanageChild(messagebox); } //----------------------------------------------------------------------------- void textCB(Widget w, XtPointer client_data, XtPointer call_data) { //zneplatnime kreslici plochu XClearArea(XtDisplay(drawarea),XtWindow(drawarea),0,0,0,0,1); } //----------------------------------------------------------------------------- void menuCB(Widget w, XtPointer client_data, XtPointer call_data) { //printf("menuCB\n"); XmString str; XmPushButtonCallbackStruct *cb= (XmPushButtonCallbackStruct *)call_data; cb->event->xmotion.x_root=cb->event->xmotion.x_root-cb->event->xmotion.x; cb->event->xmotion.y_root=cb->event->xmotion.y_root-cb->event->xmotion.y+25; switch((int)client_data) { case 0://quit button exit(1); break; case 1://first button used_menu=0; XmMenuPosition(menu,(XButtonPressedEvent *)cb->event); XtManageChild(menu); break; case 2://second button used_menu=1; XmMenuPosition(menu,(XButtonPressedEvent *)cb->event); XtManageChild(menu); break; case 3://about button str = XmStringCreateLocalized("About"); XtVaSetValues(messagebox,XmNdialogTitle,str, XmNmessageAlignment,XmALIGNMENT_CENTER,NULL); XmStringFree(str); str = XmStringCreateLocalized("ITU demonstracni projekt 2007\n\n" AUTHOR_NAME); XtVaSetValues(messagebox,XmNmessageString,str,NULL); XmStringFree(str); str = XmStringCreateLocalized("Leave"); XtVaSetValues(messagebox,XmNokLabelString,str,NULL); XmStringFree(str); XtManageChild(messagebox); break; default: break; } } //----------------------------------------------------------------------------- void menu_toggle1CB(Widget w, XtPointer client_data, XtPointer call_data) { unsigned char ro_rw; XtVaGetValues(w,XmNset,&ro_rw,NULL); if(ro_rw==XmUNSET) XtVaSetValues(text,XmNeditable,1,NULL); else XtVaSetValues(text,XmNeditable,0,NULL); //printf("toggle1CB:%u\n",ro_rw); } //----------------------------------------------------------------------------- void menu_toggle2CB(Widget w, XtPointer client_data, XtPointer call_data) { unsigned char progress; XtVaGetValues(w,XmNset,&progress,NULL); if(progress==XmUNSET) { //printf("OFF\n"); draw_area_usage = 0; } else { //printf("ON\n"); draw_area_usage = 1; } XClearArea(XtDisplay(drawarea),XtWindow(drawarea),0,0,0,0,1); //printf("toggle1CB:%u\n",ro_rw); } //----------------------------------------------------------------------------- void MenuX_ButtonClickCB(Widget w, XtPointer client_data, XtPointer call_data) { //printf("MenuX_buttonclickCB\n"); if(used_menu==0) XtVaSetValues(mainmenub[1],XmNborderColor,client_data,NULL); else XtVaSetValues(mainmenub[2],XmNborderColor,client_data,NULL); //invalidate Drawarea XClearArea(XtDisplay(drawarea),XtWindow(drawarea),0,0,0,0,1); } //----------------------------------------------------------------------------- void da_exposeCB(Widget w, XtPointer client_data, XtPointer call_data) { XmTextPosition textcount = XmTextGetLastPosition(text); XmTextPosition textposition = XmTextGetCursorPosition(text); Pixel color1; Pixel color2; //printf("da_exposeCB\n"); //printf("->%u, %u\n",(int)textposition,(int)textcount); Arg al[10]; int ac; Dimension width,height; ac=0; XtSetArg(al[ac],XmNheight,&(height)); ac++; XtSetArg(al[ac],XmNwidth,&(width)); ac++; XtGetValues(w,al,ac); XtVaGetValues(mainmenub[1],XmNborderColor,&color1,NULL); XtVaGetValues(mainmenub[2],XmNborderColor,&color2,NULL); XClearWindow(XtDisplay(w), XtWindow(w)); // drawing primitives if(draw_area_usage==0) { XGCValues v; GC drawGC; v.foreground = color1; v.background = color2; v.line_width = 1; drawGC = XCreateGC(XtDisplay(w), XtWindow(w), GCForeground | GCLineWidth , &v); XDrawLine(XtDisplay(w), XtWindow(w), drawGC, 5, 5, 5, height-5); XDrawLine(XtDisplay(w), XtWindow(w), drawGC, 5, height-5, width-5, height-5); XDrawLine(XtDisplay(w), XtWindow(w), drawGC, width-5, height-5, width-5, 5); XFreeGC(XtDisplay(w),drawGC); v.foreground = color2; v.background = color1; v.line_width = 3; drawGC = XCreateGC(XtDisplay(w), XtWindow(w), GCForeground | GCLineWidth , &v); XDrawLine(XtDisplay(w), XtWindow(w), drawGC, 15, 15, 15, height-15); XDrawLine(XtDisplay(w), XtWindow(w), drawGC, 15, height-15, width/2, height-15); XFreeGC(XtDisplay(w),drawGC); v.foreground = color1; v.background = color2; v.line_width = 1; drawGC = XCreateGC(XtDisplay(w), XtWindow(w), GCForeground | GCLineWidth , &v); XFillRectangle(XtDisplay(w), XtWindow(w), drawGC, 30, 10, 50, height-50); XFreeGC(XtDisplay(w),drawGC); v.foreground = color2; v.background = color1; v.line_width = 3; drawGC = XCreateGC(XtDisplay(w), XtWindow(w), GCForeground | GCLineWidth , &v); XDrawRectangle(XtDisplay(w), XtWindow(w), drawGC, 30, 10, 50, height-50); XFreeGC(XtDisplay(w),drawGC); v.foreground = color1; v.background = color2; v.line_style = LineOnOffDash; v.line_width = 2; drawGC = XCreateGC(XtDisplay(w), XtWindow(w), GCForeground | GCLineWidth |GCLineStyle , &v); XDrawRectangle(XtDisplay(w), XtWindow(w), drawGC, 100, 10, 70, height-50); XFillArc(XtDisplay(w), XtWindow(w), drawGC, 200, 10, 70, height-50,90*64,180*64); XDrawArc(XtDisplay(w), XtWindow(w), drawGC, 200, 10, 70, height-50,270*64,90*64); XFreeGC(XtDisplay(w),drawGC); v.foreground = color2; v.background = color1; v.line_style = LineOnOffDash; v.line_width = 2; drawGC = XCreateGC(XtDisplay(w), XtWindow(w), GCForeground | GCLineWidth |GCLineStyle , &v); XFillArc(XtDisplay(w), XtWindow(w), drawGC, 300, 10, 70, height-50,0*64,180*64); XDrawArc(XtDisplay(w), XtWindow(w), drawGC, 300, 10, 70, height-50,180*64,45*64); XFreeGC(XtDisplay(w),drawGC); v.foreground = cl_black; v.background = color1; drawGC = XCreateGC(XtDisplay(w), XtWindow(w), GCForeground | GCBackground , &v); XDrawString(XtDisplay(w), XtWindow(w),drawGC,width*3/4,height/2, "ITU demo",8); XFreeGC(XtDisplay(w),drawGC); v.foreground = color1; v.background = color2; drawGC = XCreateGC(XtDisplay(w), XtWindow(w), GCForeground | GCBackground , &v); XDrawString(XtDisplay(w), XtWindow(w),drawGC,width*3/4,height*3/4, AUTHOR_NAME,strlen(AUTHOR_NAME)); char buffer[128]=""; sprintf(buffer,"position:%u/%u",(unsigned int)textposition,(unsigned int)textcount); XDrawString(XtDisplay(w), XtWindow(w),drawGC,width*3/4,height*1/4, buffer,strlen(buffer)); XFreeGC(XtDisplay(w),drawGC); } else { XGCValues v; GC drawGC; double ratio = ((double) textposition / (double) textcount); //Pravy obdelnik v.foreground = color2; drawGC = XCreateGC(XtDisplay(w), XtWindow(w), GCForeground, &v); XFillRectangle(XtDisplay(w), XtWindow(w), drawGC, 0, 0, width, height); //Levy obdelnik v.foreground = color1; drawGC = XCreateGC(XtDisplay(w), XtWindow(w), GCForeground, &v); XFillRectangle(XtDisplay(w), XtWindow(w), drawGC, 0, 0, ratio * width, height); //Text v.foreground = cl_black; drawGC = XCreateGC(XtDisplay(w), XtWindow(w), GCForeground, &v); char buffer[16]=""; sprintf(buffer, "%f %%", ratio * 100); XDrawString(XtDisplay(w), XtWindow(w), drawGC, width / 2, height / 2, buffer, strlen(buffer)); //Obrys v.foreground = cl_black; v.line_width = 1; drawGC = XCreateGC(XtDisplay(w), XtWindow(w), GCForeground | GCLineWidth , &v); XDrawRectangle(XtDisplay(w), XtWindow(w), drawGC, 0, 0, width - 1, height - 1); XFreeGC(XtDisplay(w),drawGC); } } //----------------------------------------------------------------------------- void da_inputCB(Widget w, XtPointer client_data, XtPointer call_data) { //printf("da_inputCB\n"); } //----------------------------------------------------------------------------- void da_resizeCB(Widget w, XtPointer client_data, XtPointer call_data) { //printf("da_resizeCB\n"); //da_exposeCB(w,client_data,call_data); } //----------------------------------------------------------------------------- int main(int argc, char **argv) { XtAppContext app_context; Arg al[10]; int ac=0; Widget tmpBtn; /* * Register the default language procedure */ XtSetLanguageProc(NULL, (XtLanguageProc)NULL, NULL); /* application init */ topLevel = XtVaAppInitialize( &app_context, /* Application context */ "ITU demonstracni aplikace", /* Application class */ NULL, 0, /* command line option list */ &argc, argv, /* command line args */ NULL, /* for missing app-defaults file */ NULL); /* terminate varargs list */ messagebox = XmCreateQuestionDialog(topLevel, "MessageBox", NULL, 0); XtUnmanageChild(XmMessageBoxGetChild(messagebox, XmDIALOG_HELP_BUTTON)); XtUnmanageChild(XmMessageBoxGetChild(messagebox, XmDIALOG_CANCEL_BUTTON)); XtAddCallback(messagebox, XmNokCallback, messageboxCB, (XtPointer)0); XtAddCallback(messagebox, XmNcancelCallback, messageboxCB, (XtPointer)1); AllocColors(); read_file("motif.c"); mainWin = XtVaCreateManagedWidget( "mainWin", /* widget name */ xmMainWindowWidgetClass, /* widget class */ topLevel, /* parent widget*/ XmNcommandWindowLocation, XmCOMMAND_BELOW_WORKSPACE, NULL); /* terminate varargs list */ menu_bar = XmCreateMenuBar(mainWin, "main_list", NULL, 0); XtVaSetValues(menu_bar, XmNheight,30, //XmNbottomShadowColor,cl_black, //XmNtopShadowColor,cl_red, //XmNshadowThickness,0, //XmNborderWidth,1, XmNspacing,2, NULL); XtManageChild(menu_bar); mainmenub[0] = XtVaCreateManagedWidget("Quit!", xmCascadeButtonWidgetClass, menu_bar, XmNborderColor,cl_black, XmNborderWidth,1, NULL); XtAddCallback(mainmenub[0], XmNactivateCallback, menuCB, (void *)0); mainmenub[1] = XtVaCreateManagedWidget("First color", xmCascadeButtonWidgetClass, menu_bar, XmNborderColor,cl_orange, XmNborderWidth,1, XmNmarginWidth,10, NULL); XtAddCallback(mainmenub[1], XmNactivateCallback, menuCB, (void *)1); mainmenub[2] = XtVaCreateManagedWidget("Second color", xmCascadeButtonWidgetClass, menu_bar, XmNborderColor,cl_green, XmNborderWidth,1, NULL); XtAddCallback(mainmenub[2], XmNactivateCallback, menuCB, (void *)2); mainmenub[3] = XtVaCreateManagedWidget("About", xmCascadeButtonWidgetClass, menu_bar, XmNborderColor,cl_black, XmNborderWidth,1, NULL); XtAddCallback(mainmenub[3], XmNactivateCallback, menuCB, (void *)3); //create toggle buttons toggle1 = XtCreateManagedWidget("Readonly",xmToggleButtonWidgetClass,menu_bar,al,ac); XtAddCallback(toggle1, XmNvalueChangedCallback, menu_toggle1CB, NULL); toggle2 = XtCreateManagedWidget("Progress",xmToggleButtonWidgetClass,menu_bar,al,ac); XtAddCallback(toggle2, XmNvalueChangedCallback, menu_toggle2CB, NULL); //--------------------------------------- //menu creation menu=XmCreatePopupMenu(mainWin,"menu0",al,ac); tmpBtn = XtVaCreateManagedWidget( "Orange", /* widget name */ xmPushButtonWidgetClass, /* widget class */ menu, /* parent widget*/ XmNbackground,cl_orange, NULL); /* terminate varargs list */ XtAddCallback(tmpBtn, XmNactivateCallback, MenuX_ButtonClickCB, (XtPointer)cl_orange); tmpBtn = XtVaCreateManagedWidget( "Black", /* widget name */ xmPushButtonWidgetClass, /* widget class */ menu, /* parent widget*/ XmNbackground,cl_black, XmNforeground,cl_white, NULL); /* terminate varargs list */ XtAddCallback(tmpBtn, XmNactivateCallback, MenuX_ButtonClickCB, (XtPointer)cl_black); tmpBtn = XtVaCreateManagedWidget( "Red", /* widget name */ xmPushButtonWidgetClass, /* widget class */ menu, /* parent widget*/ XmNbackground,cl_red, NULL); /* terminate varargs list */ XtAddCallback(tmpBtn, XmNactivateCallback, MenuX_ButtonClickCB, (XtPointer)cl_red); tmpBtn = XtVaCreateManagedWidget( "Green", /* widget name */ xmPushButtonWidgetClass, /* widget class */ menu, /* parent widget*/ XmNbackground,cl_green, NULL); /* terminate varargs list */ XtAddCallback(tmpBtn, XmNactivateCallback, MenuX_ButtonClickCB, (XtPointer)cl_green); pane = XtVaCreateManagedWidget("pane", xmPanedWindowWidgetClass,mainWin, NULL); /* create text editor */ text = XmCreateScrolledText(pane, "scrollText", NULL, 0); XtVaSetValues(text, XmNeditMode, XmMULTI_LINE_EDIT, XmNcolumns, ncols, XmNrows, 1, XmNwordWrap, False, XmNmaxLength, 100000000, XmNvalue, lines, //XmNvalue, "lines", XmNheight, 200, XmNwidth, 300, XmNpaneMinimum,200, NULL); XtManageChild(text); /* cursor position callback registration (for text widget)*/ XtAddCallback(text,XmNmotionVerifyCallback,textCB,NULL); /* DrawArea init */ drawarea = XtVaCreateManagedWidget( "drawingArea", /* widget name */ xmDrawingAreaWidgetClass, /* widget class */ pane, /* parent widget*/ XmNwidth, 200, /* set startup width */ XmNheight, 200, /* set startup height */ XmNpaneMinimum,100, NULL); /* terminate varargs list */ XtAddCallback(drawarea, XmNinputCallback, da_inputCB, NULL); XtAddCallback(drawarea, XmNexposeCallback, da_exposeCB, NULL); XtAddCallback(drawarea, XmNresizeCallback, da_resizeCB, NULL); /* Place widgets in mainWin */ XmMainWindowSetAreas(mainWin, menu_bar, NULL,NULL , NULL, NULL); XtRealizeWidget(topLevel); XtAppMainLoop(app_context); } //----------------------------------------------------------------------------- void AllocColors() { XColor cl; Colormap cmap; Display *display = XOpenDisplay(""); cmap = DefaultColormap(display,DefaultScreen(display)); cl.red = 0x0;cl.green=0x0;cl.blue=0x0; if(XAllocColor(display,cmap,&cl)==0) fprintf(stderr,"ERR: error allocation color\n"); cl_black = cl.pixel; cl.red = 65535;cl.green=0xc3*0xff;cl.blue=0x00; if(XAllocColor(display,cmap,&cl)==0) fprintf(stderr,"ERR: error allocation color\n"); cl_orange = cl.pixel; cl.red = 0x00;cl.green=65535;cl.blue=0x00; if(XAllocColor(display,cmap,&cl)==0) fprintf(stderr,"ERR: error allocation color\n"); cl_green = cl.pixel; cl.red = 65535;cl.green=65535;cl.blue=65535; if(XAllocColor(display,cmap,&cl)==0) fprintf(stderr,"ERR: error allocation color\n"); cl_white = cl.pixel; cl.red = 65535;cl.green=0x00;cl.blue=0x00; if(XAllocColor(display,cmap,&cl)==0) fprintf(stderr,"ERR: error allocation color\n"); cl_red = cl.pixel; } //----------------------------------------------------------------------------- void read_file(const char *name) { int fd; struct stat st; char *p,*linep; if ((fd = open(name, O_RDONLY)) == -1 || fstat(fd, &st) == -1) { fprintf(stderr, "Cannot open %s\n", name); exit(1); } lines = XtMalloc(st.st_size+1); if (read(fd, lines, st.st_size) != st.st_size) { fprintf(stderr, "Cannot read %s\n", name); exit(1); } close(fd); p = lines; while (p < lines + st.st_size) { linep = p; if ((p = strchr(p, '\n')) == NULL) break; if (p-linep > ncols) ncols = p-linep; ++p; ++nlines; } lines[st.st_size] = 0; }