/* $Xorg: LED.c,v 1.3 2000/08/17 19:54:51 cpqbld Exp $ */ /************************************************************ Copyright (c) 1995 by Silicon Graphics Computer Systems, Inc. Permission to use, copy, modify, and distribute this software and its documentation for any purpose and without fee is hereby granted, provided that the above copyright notice appear in all copies and that both that copyright notice and this permission notice appear in supporting documentation, and that the name of Silicon Graphics not be used in advertising or publicity pertaining to distribution of the software without specific prior written permission. Silicon Graphics makes no representation about the suitability of this software for any purpose. It is provided "as is" without any express or implied warranty. SILICON GRAPHICS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON GRAPHICS BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. ********************************************************/ /* $XFree86: xc/programs/xkbutils/LED.c,v 1.4 2001/01/17 23:46:13 dawes Exp $ */ #include #include #include #include #include "LEDP.h" #include #include #include #include /* needed for abs() */ #include #define streq(a,b) (strcmp( (a), (b) ) == 0) #ifdef CRAY #define WORD64 #endif /**************************************************************** * * Full class record constant * ****************************************************************/ /* Private Data */ #define offset(field) XtOffsetOf(LEDRec, field) static XtResource resources[] = { {XtNforeground, XtCForeground, XtRPixel, sizeof(Pixel), offset(led.foreground), XtRString, XtDefaultForeground}, {XtNon, XtCOn, XtRBoolean, sizeof(Boolean), offset(led.on), XtRImmediate, (XtPointer)False}, {XtNtopColor, XtCTopColor, XtRPixel, sizeof(Pixel), offset(led.top_color), XtRString, "black"}, {XtNbottomColor, XtCBottomColor, XtRPixel, sizeof(Pixel), offset(led.bottom_color), XtRString, "white"}, {XtNonColor, XtCOnColor, XtRPixel, sizeof(Pixel), offset(led.on_color), XtRString, "green"}, {XtNoffColor, XtCOffColor, XtRPixel, sizeof(Pixel), offset(led.off_color), XtRString, "#005000"}, {XtNbevel, XtCBevel, XtRDimension, sizeof(Dimension), offset(led.bevel), XtRImmediate, (XtPointer)1}, {XtNledWidth, XtCLedWidth, XtRDimension, sizeof(Dimension), offset(led.led_width), XtRImmediate, (XtPointer)6}, {XtNledHeight, XtCLedHeight, XtRDimension, sizeof(Dimension), offset(led.led_height), XtRImmediate, (XtPointer)12} }; #undef offset static void ClassInitialize ( void ); static void Initialize ( Widget request, Widget new, ArgList args, Cardinal *num_args ); static void Realize ( Widget w, Mask * mask, XSetWindowAttributes * xswa ); static void Resize ( Widget w ); static Boolean SetValues ( Widget current, Widget request, Widget new, ArgList args, Cardinal *num_args ); static void Destroy ( Widget w ); static XtGeometryResult QueryGeometry ( Widget w, XtWidgetGeometry *intended, XtWidgetGeometry *preferred ); LEDClassRec ledClassRec = { { /* core_class fields */ /* superclass */ (WidgetClass) &simpleClassRec, /* class_name */ "LED", /* widget_size */ sizeof(LEDRec), /* class_initialize */ ClassInitialize, /* class_part_initialize */ NULL, /* class_inited */ FALSE, /* initialize */ Initialize, /* initialize_hook */ NULL, /* realize */ Realize, /* actions */ NULL, /* num_actions */ 0, /* resources */ resources, /* num_resources */ XtNumber(resources), /* xrm_class */ NULLQUARK, /* compress_motion */ TRUE, /* compress_exposure */ TRUE, /* compress_enterleave */ TRUE, /* visible_interest */ FALSE, /* destroy */ Destroy, /* resize */ Resize, /* expose */ XtInheritExpose, /* set_values */ SetValues, /* set_values_hook */ NULL, /* set_values_almost */ XtInheritSetValuesAlmost, /* get_values_hook */ NULL, /* accept_focus */ NULL, /* version */ XtVersion, /* callback_private */ NULL, /* tm_table */ NULL, /* query_geometry */ QueryGeometry, /* display_accelerator */ XtInheritDisplayAccelerator, /* extension */ NULL }, /* Simple class fields initialization */ { /* change_sensitive */ XtInheritChangeSensitive }, /* LED class fields initialization */ { /* ignore */ 0 } }; WidgetClass ledWidgetClass = (WidgetClass)&ledClassRec; /**************************************************************** * * Private Procedures * ****************************************************************/ static void ClassInitialize(void) { XawInitializeWidgetSet(); } static void GetPixmaps(LEDWidget lw) { XGCValues values; GC gc; Display * dpy; Window root; Pixmap pix,on_pixmap,off_pixmap; Dimension bevel,width,height; dpy= XtDisplay((Widget)lw); root= RootWindowOfScreen(XtScreen((Widget)lw)); if (lw->led.on_pixmap!=None) { XFreePixmap(dpy,lw->led.on_pixmap); lw->led.on_pixmap= None; } if (lw->led.off_pixmap!=None) { XFreePixmap(dpy,lw->led.off_pixmap); lw->led.off_pixmap= None; } lw->led.on_pixmap= on_pixmap= XCreatePixmap(dpy,root, lw->core.width,lw->core.height,lw->core.depth); lw->led.off_pixmap= off_pixmap= XCreatePixmap(dpy,root, lw->core.width,lw->core.height,lw->core.depth); values.foreground = lw->led.top_color; gc= XCreateGC(dpy,lw->led.on_pixmap,(unsigned)GCForeground,&values); bevel= lw->led.bevel; width= lw->core.width; height= lw->core.height; XFillRectangle(dpy,on_pixmap,gc,0,0,width,height); XFillRectangle(dpy,off_pixmap,gc,0,0,width,height); XSetForeground(dpy,gc,lw->led.bottom_color); XFillRectangle(dpy,on_pixmap,gc,bevel,bevel,width-bevel,height-bevel); XFillRectangle(dpy,off_pixmap,gc,bevel,bevel,width-bevel,height-bevel); XSetForeground(dpy,gc,lw->led.on_color); XFillRectangle(dpy,on_pixmap,gc,bevel,bevel,width-2*bevel,height-2*bevel); XSetForeground(dpy,gc,lw->led.off_color); XFillRectangle(dpy,off_pixmap,gc,bevel,bevel,width-2*bevel,height-2*bevel); XFreeGC(dpy,gc); if (lw->led.on) pix= on_pixmap; else pix= off_pixmap; if (XtWindow((Widget)lw)!=None) XSetWindowBackgroundPixmap(dpy,XtWindow((Widget)lw),pix); return; } /* ARGSUSED */ static void Initialize(request, new, args, num_args) Widget request, new; ArgList args; Cardinal *num_args; { LEDWidget lw = (LEDWidget) new; if (lw->core.height == 0) lw->core.height = lw->led.led_height; if (lw->core.width == 0) lw->core.width = lw->led.led_width; lw->core.border_width= 0; if (lw->led.bevel==0) lw->led.bevel= 1; lw->led.on_pixmap= lw->led.off_pixmap= None; (*XtClass(new)->core_class.resize) ((Widget)lw); GetPixmaps(lw); } /* Initialize */ static void Realize(Widget w, Mask *mask, XSetWindowAttributes *xswa) { LEDWidget lw = (LEDWidget)w; WidgetClass super = simpleWidgetClass; Pixmap pix; (*super->core_class.realize)(w,mask,xswa); if (lw->led.on) pix= lw->led.on_pixmap; else pix= lw->led.off_pixmap; XSetWindowBackgroundPixmap(XtDisplay(w),XtWindow(w),pix); return; } static void Resize(Widget w) { GetPixmaps((LEDWidget)w); return; } /* * Set specified arguments into widget */ static Boolean SetValues(Widget current, Widget request, Widget new, ArgList args, Cardinal *num_args) { LEDWidget curlw = (LEDWidget) current; LEDWidget newlw = (LEDWidget) new; Boolean changed; changed= FALSE; if (curlw->led.foreground != newlw->led.foreground || curlw->core.background_pixel != newlw->core.background_pixel || curlw->led.on_color != newlw->led.on_color || curlw->led.off_color != newlw->led.off_color || curlw->core.width != curlw->core.width || curlw->core.height != curlw->core.height) { GetPixmaps(newlw); changed= TRUE; } if (curlw->led.on!=newlw->led.on) { Pixmap pix; if (newlw->led.on) pix= newlw->led.on_pixmap; else pix= newlw->led.off_pixmap; if (XtWindow(newlw)!=None) XSetWindowBackgroundPixmap(XtDisplay(newlw),XtWindow(newlw),pix); changed= TRUE; } return changed; } static void Destroy(Widget w) { LEDWidget lw = (LEDWidget)w; if (lw->led.on_pixmap!=None) { XFreePixmap(XtDisplay(w),lw->led.on_pixmap); lw->led.on_pixmap= None; } if (lw->led.off_pixmap!=None) { XFreePixmap(XtDisplay(w),lw->led.off_pixmap); lw->led.off_pixmap= None; } return; } static XtGeometryResult QueryGeometry(Widget w, XtWidgetGeometry *intended, XtWidgetGeometry *preferred) { LEDWidget lw = (LEDWidget)w; preferred->request_mode = CWWidth | CWHeight; preferred->width = lw->led.led_height; preferred->height = lw->led.led_width; if ( ((intended->request_mode & (CWWidth | CWHeight)) == (CWWidth | CWHeight)) && intended->width == preferred->width && intended->height == preferred->height) return XtGeometryYes; else if (preferred->width == w->core.width && preferred->height == w->core.height) return XtGeometryNo; else return XtGeometryAlmost; }