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xvbutt.c
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/*
* xvbutt.c - regular, 'radio', 'checkbox', and 'menu' pushbuttons
*
* callable functions:
*
* BTCreate() - create a button
* BTSetActive() - change 'active' status of button
* BTRedraw() - redraw button
* BTTrack() - clicked in button. track until mouse up
*
* RBCreate() - create an RBUTT and append to supplied list
* RBRedraw() - redraw one or all RBUTTs in a list
* RBSelect() - change selected item in list of RBUTTs
* RBWhich() - returns index of selected RBUTT in list
* RBCount() - returns # of RBUTTs in list
* RBSetActive() - sets active status of an RBUTT
* RBClick() - finds clicked-on rb in a list
* RBTrack() - tracks rb after click, until release
*
* CBCreate() - create a CBUTT (checkbox button)
* CBRedraw() - redraw a CBUTT
* CBSetActive() - change active status of a CBUTT
* CBClick() - returns true if given CB was clicked on
* CBTrack() - tracks CBUTT after click, until release
*
* MBCreate() - create a MBUTT (menu button)
* MBRedraw() - redraw a MBUTT
* MBSetActive() - change active status of a MBUTT
* MBWhich() - returns # of first checked selection
* MBSelect() - similar to RBSelect() ...
* MBClick() - returns true if given MB was clicked on
* MBTrack() - tracks MBUTT after click, until release
*/
#include "copyright.h"
#include "xv.h"
#include "bits/cboard50"
#include "bits/rb_frame"
#include "bits/rb_frame1"
#include "bits/rb_top"
#include "bits/rb_bot"
#include "bits/rb_dtop"
#include "bits/rb_dbot"
#include "bits/rb_body"
#include "bits/rb_dot"
#include "bits/cb_check"
#include "bits/mb_chk"
static Pixmap cboard50 = (Pixmap) None; /* 50% gray checkerboard */
static int rbpixmade = 0;
static Pixmap rb_on, rb_on1, rb_off, rb_off1;
static int cbpixmade = 0;
static Pixmap cbcheck;
static int mbpixmade = 0;
static Pixmap mbchk;
static void drawRB PARM((RBUTT *, int));
static void drawCB PARM((CBUTT *, int));
/******************* BUTT ROUTINES ************************/
/**********************************************/
void BTCreate(bp,win,x,y,w,h,str,fg,bg,hi,lo)
BUTT *bp;
Window win;
int x,y;
unsigned int w,h;
const char *str;
unsigned long fg,bg,hi,lo;
{
bp->win = win;
bp->x = x; bp->y = y; bp->w = w; bp->h = h;
bp->str = str;
bp->fg = fg; bp->bg = bg; bp->hi = hi; bp->lo = lo;
bp->lit = 0;
bp->active = 1;
bp->toggle = 0;
bp->pix = None;
bp->colorpix = 0;
bp->style = 0;
bp->fwidth = 3;
if (!cboard50) {
cboard50 = MakePix1(rootW, cboard50_bits, cboard50_width, cboard50_height);
if (!cboard50) FatalError("Unable to create cboard50 bitmap\n");
}
}
/**********************************************/
void BTMove(bp, x, y)
BUTT *bp;
int x,y;
{
bp->x = x;
bp->y = y;
}
/**********************************************/
void BTSetActive(bp, act)
BUTT *bp;
int act;
{
if (bp->active != act) {
bp->active = act;
BTRedraw(bp);
}
}
/**********************************************/
void BTRedraw(bp)
BUTT *bp;
{
int x,y,r,x1,y1;
unsigned int w,h;
XPoint tpts[10], bpts[10], ipts[5];
x = bp->x; y=bp->y; w=bp->w; h=bp->h; r=bp->fwidth;
if (!bp->active) bp->lit = 0;
if (bp->lit) {
r -= 1;
if (r<0) r = 0;
}
if (!ctrlColor) {
/* set up 'ipts' */
ipts[0].x = x+r; ipts[0].y = y+r; /* topleft */
ipts[1].x = x+r; ipts[1].y = y+h-r; /* botleft */
ipts[2].x = x+w-r; ipts[2].y = y+h-r; /* botright */
ipts[3].x = x+w-r; ipts[3].y = y+r; /* topright */
ipts[4].x = ipts[0].x; ipts[4].y = ipts[0].y; /* close path */
/* top left polygon */
tpts[0].x = x; tpts[0].y = y;
tpts[1].x = x; tpts[1].y = y+h;
tpts[2].x = ipts[1].x; tpts[2].y = ipts[1].y;
tpts[3].x = ipts[0].x; tpts[3].y = ipts[0].y;
tpts[4].x = ipts[3].x; tpts[4].y = ipts[3].y;
tpts[5].x = x+w; tpts[5].y = y;
tpts[6].x = x; tpts[6].y = y;
/* bot left polygon */
bpts[0].x = x; bpts[0].y = y+h;
bpts[1].x = ipts[1].x; bpts[1].y = ipts[1].y;
bpts[2].x = ipts[2].x; bpts[2].y = ipts[2].y;
bpts[3].x = ipts[3].x; bpts[3].y = ipts[3].y;
bpts[4].x = x+w; bpts[4].y = y;
bpts[5].x = x+w; bpts[5].y = y+h;
bpts[6].x = x; bpts[6].y = y+h;
/* clear button and draw frame */
XSetForeground(theDisp, theGC, bp->bg);
XFillRectangle(theDisp, bp->win, theGC, x, y, w, h);
XSetForeground(theDisp, theGC, bp->fg);
XDrawRectangle(theDisp, bp->win, theGC, x, y, w, h);
XSetForeground(theDisp, theGC, bp->fg);
XSetFillStyle(theDisp, theGC, FillStippled);
XSetStipple(theDisp, theGC, cboard50);
XFillPolygon(theDisp, bp->win, theGC, bpts, 7, Nonconvex, CoordModeOrigin);
XSetFillStyle(theDisp,theGC,FillSolid);
XSetForeground(theDisp, theGC, bp->fg);
XDrawLines(theDisp, bp->win, theGC, ipts, 5, CoordModeOrigin); /* inset */
XDrawLine(theDisp, bp->win, theGC, x+1, y + 1,
ipts[0].x, ipts[0].y);
XDrawLine(theDisp, bp->win, theGC, x+1, y + (int) h - 1,
ipts[1].x, ipts[1].y);
XDrawLine(theDisp, bp->win, theGC, x + (int) w - 1, y + (int) h - 1,
ipts[2].x, ipts[2].y);
XDrawLine(theDisp, bp->win, theGC, x + (int) w - 1, y+1,
ipts[3].x, ipts[3].y);
if (bp->lit) {
XDrawRectangle(theDisp, bp->win, theGC, x+2, y+2, w-4, h-4);
XDrawRectangle(theDisp, bp->win, theGC, x+1, y+1, w-2, h-2);
}
}
else { /* ctrlColor */
XSetForeground(theDisp, theGC, bp->bg);
XFillRectangle(theDisp, bp->win, theGC, x+1, y+1, w-1, h-1);
Draw3dRect(bp->win, x+1, y+1, w-2, h-2, R3D_OUT, bp->fwidth,
bp->hi, bp->lo, bp->bg);
XSetForeground(theDisp, theGC, bp->fg);
XDrawRectangle(theDisp, bp->win, theGC, x, y, w, h);
if (bp->lit)
XDrawRectangle(theDisp, bp->win, theGC, x+1, y+1, w-2, h-2);
}
XSetForeground(theDisp, theGC, bp->fg);
if (bp->pix != None) { /* draw pixmap centered in butt */
x1 = x+(1+w-bp->pw)/2;
y1 = y+(1+h-bp->ph)/2;
XSetBackground(theDisp, theGC, bp->bg);
if (bp->colorpix)
XCopyArea (theDisp,bp->pix, bp->win, theGC, 0,0,bp->pw,bp->ph, x1,y1);
else
XCopyPlane(theDisp,bp->pix, bp->win, theGC, 0,0,bp->pw,bp->ph, x1,y1,1L);
if (!bp->active) DimRect(bp->win, x1,y1, bp->pw, bp->ph, bp->bg);
}
else { /* draw string centered in butt */
x1 = CENTERX(mfinfo, x + w/2, bp->str);
y1 = CENTERY(mfinfo, y + h/2);
if (bp->active) {
DrawString(bp->win, x1,y1, bp->str);
}
else { /* stipple if not active */
XSetFillStyle(theDisp, theGC, FillStippled);
XSetStipple(theDisp, theGC, dimStip);
DrawString(bp->win, x1,y1, bp->str);
XSetFillStyle(theDisp,theGC,FillSolid);
}
}
}
/**********************************************/
int BTTrack(bp)
BUTT *bp;
{
/* called when we've gotten a click inside 'bp'. returns 1 if button
was still selected lit when mouse was released. */
Window rW, cW;
int x, y, rx, ry, rval, inval;
unsigned int mask;
if (!bp->active) return 0; /* inactive button */
inval = bp->lit;
bp->lit = !bp->lit;
BTRedraw(bp); XFlush(theDisp);
Timer(120); /* long enough for turn on to be visible */
while (XQueryPointer(theDisp,bp->win,&rW,&cW,&rx,&ry,&x,&y,&mask)) {
if (!(mask & Button1Mask)) break; /* button released */
if (bp->lit==inval && PTINRECT(x, y, bp->x, bp->y, bp->w, bp->h)) {
bp->lit = !inval; BTRedraw(bp); XFlush(theDisp);
}
if (bp->lit!=inval && !PTINRECT(x, y, bp->x, bp->y, bp->w, bp->h)) {
bp->lit = inval; BTRedraw(bp); XFlush(theDisp);
}
}
rval = (bp->lit != inval);
if (bp->lit && !bp->toggle)
{ bp->lit = 0; BTRedraw(bp); XFlush(theDisp); }
return(rval);
}
/******************* RBUTT ROUTINES ************************/
#define RBSIZE rb_frame_width
/***********************************************/
RBUTT *RBCreate(rblist, win, x,y,str, fg, bg, hi, lo)
RBUTT *rblist;
Window win;
int x,y;
const char *str;
unsigned long fg,bg,hi,lo;
{
/* mallocs an RBUTT, fills in the fields, and appends it to rblist
if rblist is NULL, this is the first rb in the list. It will
be made the 'selected' one
Note: no need to check return status. It'll fatal error if it
can't malloc */
RBUTT *rb, *rbptr;
Pixmap rb_frame, rb_frame1, rb_top, rb_bot, rb_dtop, rb_dbot, rb_body,
rb_dot;
rb = (RBUTT *) malloc(sizeof(RBUTT));
if (!rb) FatalError("couldn't malloc RBUTT");
/* fill in the fields of the structure */
rb->win = win;
rb->x = x;
rb->y = y;
rb->str = str;
rb->selected = 0;
rb->active = 1;
rb->next = (struct rbutt *) NULL;
rb->fg = fg;
rb->bg = bg;
rb->hi = hi;
rb->lo = lo;
if (rblist) { /* append to end of list */
rbptr = rblist;
while (rbptr->next) rbptr = (RBUTT *) rbptr->next;
rbptr->next = (struct rbutt *) rb;
}
else { /* this is the first one in the list. select it */
rb->selected = 1;
}
/* and, on an unrelated note, if the RB pixmaps haven't been created yet,
do so. We'll be needing them, y'see... */
if (!rbpixmade) {
rb_frame = MakePix1(rootW, rb_frame_bits, RBSIZE, RBSIZE);
rb_frame1 = MakePix1(rootW, rb_frame1_bits, RBSIZE, RBSIZE);
rb_top = MakePix1(rootW, rb_top_bits, RBSIZE, RBSIZE);
rb_bot = MakePix1(rootW, rb_bot_bits, RBSIZE, RBSIZE);
rb_dtop = MakePix1(rootW, rb_dtop_bits, RBSIZE, RBSIZE);
rb_dbot = MakePix1(rootW, rb_dbot_bits, RBSIZE, RBSIZE);
rb_body = MakePix1(rootW, rb_body_bits, RBSIZE, RBSIZE);
rb_dot = MakePix1(rootW, rb_dot_bits, RBSIZE, RBSIZE);
rb_on = XCreatePixmap(theDisp, rootW, RBSIZE, RBSIZE, dispDEEP);
rb_on1 = XCreatePixmap(theDisp, rootW, RBSIZE, RBSIZE, dispDEEP);
rb_off = XCreatePixmap(theDisp, rootW, RBSIZE, RBSIZE, dispDEEP);
rb_off1 = XCreatePixmap(theDisp, rootW, RBSIZE, RBSIZE, dispDEEP);
if (!rb_frame || !rb_frame1 || !rb_top || !rb_bot || !rb_dtop ||
!rb_dbot || !rb_body || !rb_dot || !rb_on || !rb_on1 ||
!rb_off || !rb_off1)
FatalError("unable to create radio-button pixmaps");
/* generate rb_on,on1,off,off1 pixmaps from mask pixmaps */
XSetForeground(theDisp, theGC, bg);
XFillRectangle(theDisp, rb_on, theGC, 0,0,RBSIZE,RBSIZE);
XFillRectangle(theDisp, rb_on1, theGC, 0,0,RBSIZE,RBSIZE);
XFillRectangle(theDisp, rb_off, theGC, 0,0,RBSIZE,RBSIZE);
XFillRectangle(theDisp, rb_off1, theGC, 0,0,RBSIZE,RBSIZE);
XSetFillStyle(theDisp, theGC, FillStippled);
if (ctrlColor) {
XSetStipple(theDisp, theGC, rb_top);
XSetForeground(theDisp, theGC, fg);
XFillRectangle(theDisp, rb_on, theGC, 0,0,RBSIZE,RBSIZE);
XFillRectangle(theDisp, rb_on1, theGC, 0,0,RBSIZE,RBSIZE);
XSetForeground(theDisp, theGC, hi);
XFillRectangle(theDisp, rb_off, theGC, 0,0,RBSIZE,RBSIZE);
XFillRectangle(theDisp, rb_off1, theGC, 0,0,RBSIZE,RBSIZE);
XSetStipple(theDisp, theGC, rb_body);
XSetForeground(theDisp, theGC, lo);
XFillRectangle(theDisp, rb_on, theGC, 0,0,RBSIZE,RBSIZE);
XFillRectangle(theDisp, rb_on1, theGC, 0,0,RBSIZE,RBSIZE);
XSetForeground(theDisp, theGC, bg);
XFillRectangle(theDisp, rb_off, theGC, 0,0,RBSIZE,RBSIZE);
XFillRectangle(theDisp, rb_off1, theGC, 0,0,RBSIZE,RBSIZE);
XSetStipple(theDisp, theGC, rb_bot);
XSetForeground(theDisp, theGC, bg);
XFillRectangle(theDisp, rb_on, theGC, 0,0,RBSIZE,RBSIZE);
XFillRectangle(theDisp, rb_on1, theGC, 0,0,RBSIZE,RBSIZE);
XSetForeground(theDisp, theGC, lo);
XFillRectangle(theDisp, rb_off, theGC, 0,0,RBSIZE,RBSIZE);
XFillRectangle(theDisp, rb_off1, theGC, 0,0,RBSIZE,RBSIZE);
XSetStipple(theDisp, theGC, rb_dtop);
XSetForeground(theDisp, theGC, bg);
XFillRectangle(theDisp, rb_on, theGC, 0,0,RBSIZE,RBSIZE);
XFillRectangle(theDisp, rb_on1, theGC, 0,0,RBSIZE,RBSIZE);
XSetForeground(theDisp, theGC, hi);
XFillRectangle(theDisp, rb_off, theGC, 0,0,RBSIZE,RBSIZE);
XFillRectangle(theDisp, rb_off1, theGC, 0,0,RBSIZE,RBSIZE);
XSetStipple(theDisp, theGC, rb_dbot);
XSetForeground(theDisp, theGC, fg);
XFillRectangle(theDisp, rb_on, theGC, 0,0,RBSIZE,RBSIZE);
XFillRectangle(theDisp, rb_on1, theGC, 0,0,RBSIZE,RBSIZE);
XSetForeground(theDisp, theGC, lo);
XFillRectangle(theDisp, rb_off, theGC, 0,0,RBSIZE,RBSIZE);
XFillRectangle(theDisp, rb_off1, theGC, 0,0,RBSIZE,RBSIZE);
}
else {
XSetStipple(theDisp, theGC, rb_dot);
XSetForeground(theDisp, theGC, fg);
XFillRectangle(theDisp, rb_on, theGC, 0,0,RBSIZE,RBSIZE);
XFillRectangle(theDisp, rb_on1, theGC, 0,0,RBSIZE,RBSIZE);
}
XSetStipple(theDisp, theGC, rb_frame);
XSetForeground(theDisp, theGC, fg);
XFillRectangle(theDisp, rb_on, theGC, 0,0,RBSIZE,RBSIZE);
XFillRectangle(theDisp, rb_off, theGC, 0,0,RBSIZE,RBSIZE);
XSetStipple(theDisp, theGC, rb_frame1);
XSetForeground(theDisp, theGC, fg);
XFillRectangle(theDisp, rb_on1, theGC, 0,0,RBSIZE,RBSIZE);
XFillRectangle(theDisp, rb_off1, theGC, 0,0,RBSIZE,RBSIZE);
XSetFillStyle(theDisp, theGC, FillSolid);
/* destroy mask pixmaps */
XFreePixmap(theDisp, rb_frame);
XFreePixmap(theDisp, rb_frame1);
XFreePixmap(theDisp, rb_top);
XFreePixmap(theDisp, rb_bot);
XFreePixmap(theDisp, rb_dtop);
XFreePixmap(theDisp, rb_dbot);
XFreePixmap(theDisp, rb_body);
rbpixmade = 1;
}
return(rb);
}
/***********************************************/
void RBRedraw(rblist, num)
RBUTT *rblist;
int num;
{
/* redraws the 'num-th' RB in the list. if num < 0, redraws entire list */
RBUTT *rb;
int i;
/* point 'rb' at the appropriate RBUTT, *if* we're not drawing entire list */
if (num>=0) {
i=0; rb=rblist;
while (i!=num && rb) { rb = (RBUTT *) rb->next; i++; }
if (!rb) return; /* num is out of range. do nothing */
drawRB(rb,0);
}
else { /* draw entire list */
rb = rblist;
while (rb) {
drawRB(rb,0);
rb = (RBUTT *) rb->next;
}
}
}
/***********************************************/
static void drawRB(rb, lit)
RBUTT *rb;
int lit;
{
/* draws the rb being pointed at */
Pixmap pix;
if (!rb) return; /* rb = NULL */
XSetForeground(theDisp, theGC, rb->fg);
if (rb->selected) { pix = (lit) ? rb_on1 : rb_on; }
else { pix = (lit) ? rb_off1 : rb_off; }
XCopyArea(theDisp, pix, rb->win, theGC, 0,0,RBSIZE,RBSIZE, rb->x, rb->y);
DrawString(rb->win, rb->x + RBSIZE + 4,
rb->y + RBSIZE/2 - CHIGH/2 + ASCENT, rb->str);
if (!rb->active) { /* if non-active, dim button and string */
DimRect(rb->win, rb->x, rb->y, RBSIZE, RBSIZE, rb->bg);
DimRect(rb->win, rb->x + RBSIZE + 4, rb->y + RBSIZE/2 - CHIGH/2,
(u_int) StringWidth(rb->str), (u_int) CHIGH, rb->bg);
}
}
/***********************************************/
void RBSelect(rblist, n)
RBUTT *rblist;
int n;
{
RBUTT *rbold, *rb;
int i;
/* makes rb #n the selected rb in the list. Does all redrawing. Does
nothing if rb already selected */
/* get pointers to the currently selected rb and the desired rb */
rbold = rblist;
while (rbold && !rbold->selected) rbold = (RBUTT *) rbold->next;
if (!rbold) return; /* no currently selected item. shouldn't happen */
rb = rblist; i=0;
while (rb && i!=n) {rb = (RBUTT *) rb->next; i++; }
if (!rb) return; /* 'n' is out of range */
if (rb == rbold) return; /* 'n' is already selected. do nothing */
rbold->selected = 0;
rb->selected = 1;
drawRB(rbold, 0);
drawRB(rb, 0);
}
/***********************************************/
int RBWhich(rblist)
RBUTT *rblist;
{
int i;
/* returns index of currently selected rb. if none, returns -1 */
i = 0;
while (rblist && !rblist->selected)
{ rblist = (RBUTT *) rblist->next; i++; }
if (!rblist) return -1; /* didn't find one */
return i;
}
/***********************************************/
int RBCount(rblist)
RBUTT *rblist;
{
int i;
/* returns # of rb's in the list */
i = 0;
while (rblist) { rblist = (RBUTT *) rblist->next; i++; }
return i;
}
/***********************************************/
void RBSetActive(rblist, n, act)
RBUTT *rblist;
int n,act;
{
RBUTT *rb;
int i;
/* sets 'active' status of rb #n. does redrawing */
rb=rblist; i=0;
while (rb && i!=n) { rb = (RBUTT *) rb->next; i++; }
if (!rb) return; /* n out of range. do nothing */
if (rb->active != act) {
rb->active = act;
drawRB(rb, 0);
}
}
/***********************************************/
int RBClick(rblist, mx, my)
RBUTT *rblist;
int mx,my;
{
int i;
/* searches through rblist to see if mouse click at mx,my is in the
clickable region of any of the rb's. If it finds one, it returns
it's index in the list. If not, returns -1 */
i = 0;
while (rblist) {
if (PTINRECT(mx, my, rblist->x, rblist->y, RBSIZE, RBSIZE)) break;
rblist = (RBUTT *) rblist->next;
i++;
}
if (!rblist) return -1;
return(i);
}
/***********************************************/
int RBTrack(rblist, n)
RBUTT *rblist;
int n;
{
RBUTT *rb;
Window rW, cW;
int i, x, y, rx, ry, lit, rv;
unsigned int mask;
/* returns '1' if selection changed */
rb=rblist; i=0;
while (rb && i!=n) { rb = (RBUTT *) rb->next; i++; }
if (!rb) return 0; /* n out of range */
/* called once we've figured out that the mouse clicked in 'rb' */
if (!rb->active) return 0;
lit = 1;
drawRB(rb, lit);
XFlush(theDisp);
Timer(75); /* give chance for 'turn on' to become visible */
while (XQueryPointer(theDisp,rb->win,&rW,&cW,&rx,&ry,&x,&y,&mask)) {
if (!(mask & Button1Mask)) break; /* button released */
if (!lit && PTINRECT(x, y, rb->x, rb->y, RBSIZE, RBSIZE)) {
lit=1;
drawRB(rb, lit);
XFlush(theDisp);
}
if (lit && !PTINRECT(x, y, rb->x, rb->y, RBSIZE, RBSIZE)) {
lit=0;
drawRB(rb, lit);
XFlush(theDisp);
}
}
rv = 0;
if (lit) {
drawRB(rb, 0);
if (RBWhich(rblist) != n) rv = 1;
RBSelect(rblist, n);
}
XFlush(theDisp);
return rv;
}
/******************* CBUTT ROUTINES ************************/
#define XVCBSIZE 16
/***********************************************/
void CBCreate(cb, win, x,y, str, fg, bg, hi, lo)
CBUTT *cb;
Window win;
int x,y;
const char *str;
unsigned long fg,bg,hi,lo;
{
/* fill in the fields of the structure */
cb->win = win;
cb->x = x;
cb->y = y;
cb->str = str;
cb->val = 0;
cb->active = 1;
cb->fg = fg;
cb->bg = bg;
cb->hi = hi;
cb->lo = lo;
/* and, on an unrelated note, if the CB pixmaps haven't been created yet,
do so. We'll be needing them, y'see... */
if (!cbpixmade) {
cbcheck = XCreatePixmapFromBitmapData(theDisp, rootW,
(char *) cb_check_bits,
cb_check_width, cb_check_height, fg, bg, dispDEEP);
cbpixmade = 1;
}
}
void CBMove(cb, x, y)
CBUTT *cb;
int x, y;
{
cb->x = x;
cb->y = y;
}
/***********************************************/
void CBRedraw(cb)
CBUTT *cb;
{
/* draws the cb being pointed at */
XSetForeground(theDisp, theGC, cb->bg);
XFillRectangle(theDisp, cb->win, theGC, cb->x+2, cb->y+2,
XVCBSIZE-3,XVCBSIZE-3);
XSetForeground(theDisp, theGC, cb->fg);
XDrawRectangle(theDisp, cb->win, theGC, cb->x, cb->y, XVCBSIZE, XVCBSIZE);
Draw3dRect(cb->win, cb->x+1, cb->y+1, XVCBSIZE-2, XVCBSIZE-2, R3D_OUT, 2,
cb->hi, cb->lo, cb->bg);
if (cb->val) XCopyArea(theDisp, cbcheck, cb->win, theGC,
0, 0, cb_check_width, cb_check_height,
cb->x+3, cb->y+3);
XSetForeground(theDisp, theGC, cb->fg);
DrawString(cb->win, cb->x + XVCBSIZE+4,
cb->y+XVCBSIZE/2 - CHIGH/2 + ASCENT, cb->str);
if (!cb->active) { /* if non-active, dim button and string */
DimRect(cb->win, cb->x, cb->y, XVCBSIZE, XVCBSIZE, cb->bg);
DimRect(cb->win, cb->x + XVCBSIZE+4, cb->y+XVCBSIZE/2 - CHIGH/2,
(u_int) StringWidth(cb->str), (u_int) CHIGH, cb->bg);
}
}
/**********************************************/
void CBSetActive(cb,act)
CBUTT *cb;
int act;
{
if (cb->active != act) {
cb->active = act;
CBRedraw(cb);
}
}
/***********************************************/
int CBClick(cb, mx, my)
CBUTT *cb;
int mx,my;
{
if (PTINRECT(mx, my, cb->x, cb->y, XVCBSIZE,XVCBSIZE)) return 1;
return 0;
}
/***********************************************/
int CBTrack(cb)
CBUTT *cb;
{
Window rW, cW;
int x, y, rx, ry, lit;
unsigned int mask;
/* called once we've figured out that the mouse clicked in 'cb' */
if (!cb->active) return 0;
XSetForeground(theDisp, theGC, cb->fg);
lit = 1;
drawCB(cb, lit);
XFlush(theDisp);
Timer(75); /* give chance for 'turn on' to become visible */
while (XQueryPointer(theDisp,cb->win,&rW,&cW,&rx,&ry,&x,&y,&mask)) {
if (!(mask & Button1Mask)) break; /* button released */
if (!lit && PTINRECT(x, y, cb->x, cb->y, XVCBSIZE, XVCBSIZE)) {
lit=1;
drawCB(cb,lit);
XFlush(theDisp);
}
if (lit && !PTINRECT(x, y, cb->x, cb->y, XVCBSIZE, XVCBSIZE)) {
lit=0;
drawCB(cb,lit);
XFlush(theDisp);
}
}
if (lit) {
cb->val = !cb->val;
drawCB(cb,0);
CBRedraw(cb);
}
XFlush(theDisp);
return(lit);
}
/***********************************************/
static void drawCB(cb, lit)
CBUTT *cb;
int lit;
{
/* draws highlighting */
if (lit) {
if (ctrlColor)
Draw3dRect(cb->win, cb->x+1, cb->y+1, XVCBSIZE-2, XVCBSIZE-2, R3D_IN, 2,
cb->hi, cb->lo, cb->bg);
else {
XSetForeground(theDisp, theGC, cb->fg);
XDrawRectangle(theDisp, cb->win, theGC, cb->x+1, cb->y+1,
XVCBSIZE-2, XVCBSIZE-2);
}
}
else {
if (ctrlColor)
Draw3dRect(cb->win, cb->x+1, cb->y+1, XVCBSIZE-2, XVCBSIZE-2, R3D_OUT, 2,
cb->hi, cb->lo, cb->bg);
else {
XSetForeground(theDisp, theGC, cb->bg);
XDrawRectangle(theDisp, cb->win, theGC, cb->x+1, cb->y+1,
XVCBSIZE-2, XVCBSIZE-2);
}
}
}
/******************* MBUTT ROUTINES ************************/
/***********************************************/
void MBCreate(mb, win, x, y, w, h, title, list, nlist, fg, bg, hi, lo)
MBUTT *mb;
Window win;
int x,y;
unsigned int w,h;
const char *title;
const char **list;
int nlist;
unsigned long fg,bg,hi,lo;
{
XSetWindowAttributes xswa;
unsigned long xswamask;
int i;
if (!mbpixmade) {
mbchk = XCreatePixmapFromBitmapData(theDisp, rootW, (char *) mb_chk_bits,
mb_chk_width, mb_chk_height, fg, bg, dispDEEP);
mbpixmade = 1;
}
/* fill in the fields of the structure */
mb->win = win;
mb->x = x;
mb->y = y;
mb->w = w;
mb->h = h;
mb->title = title;
mb->active = 1;
mb->list = (const char **)list;
mb->nlist = nlist;
mb->hascheck = 0;
mb->fg = fg;
mb->bg = bg;
mb->hi = hi;
mb->lo = lo;
mb->pix = (Pixmap) None;
mb->pw = mb->ph = 0;
for (i=0; i<MAXMBLEN; i++) {
mb->flags[i] = 0;
mb->dim[i] = 0;
}
/* create popup window (it gets mapped, pos'd and sized later) */
xswa.background_pixel = bg;
xswa.border_pixel = fg;
xswa.save_under = True;
xswamask = CWBackPixel | CWBorderPixel | CWSaveUnder;
mb->mwin = XCreateWindow(theDisp, mb->win, x, y, w, h,
(u_int) 2, (int) dispDEEP, InputOutput,
theVisual, xswamask, &xswa);
if (!mb->mwin) FatalError("can't create popup menu window!");
XSelectInput(theDisp, mb->mwin, ExposureMask | VisibilityChangeMask);
XSetTransientForHint(theDisp, mb->mwin, mb->win);
}
void MBChange(mb, x, y, w, h)
MBUTT *mb;
int x, y;
unsigned int w, h;
{
mb->x = x;
mb->y = y;
mb->w = w;
mb->h = h;
XMoveResizeWindow(theDisp, mb->mwin, x, y, w, h);
}
/***********************************************/
void MBRedraw(mb)
MBUTT *mb;
{
/* draws a menu button in it's normal state. (When it's actively being
used (to select an item), all drawing is handled in MBTrack) */
int x,y,i,r,x1,y1;
unsigned int w,h;
r = 2; /* amt of shadow */
x = mb->x; y = mb->y; w = mb->w; h = mb->h;
x1 = x + (int) w;
y1 = y + (int) h;
XSetForeground(theDisp, theGC, mb->bg);
XFillRectangle(theDisp, mb->win, theGC, x+1, y+1, w-1, h-1);
XSetForeground(theDisp, theGC, mb->fg);
XDrawRectangle(theDisp, mb->win, theGC, x, y, w, h);
Draw3dRect(mb->win, x+1, y+1, w-2, h-2, R3D_OUT, 2, mb->hi, mb->lo, mb->bg);
XSetForeground(theDisp, theGC, mb->fg);
/* draw shadow */
for (i=1; i<=r; i++) {
XDrawLine(theDisp, mb->win, theGC, x+r, y1+i, x1+i, y1+i);
XDrawLine(theDisp, mb->win, theGC, x1+i, y1+i, x1+i, y+r);
}
if (mb->pix != None) { /* draw pixmap centered in butt */
x1 = x + (1+w - mb->pw)/2;
y1 = y + (1+h - mb->ph)/2;
XSetForeground(theDisp, theGC, mb->fg);
XSetBackground(theDisp, theGC, mb->bg);
XCopyPlane(theDisp, mb->pix, mb->win, theGC, 0,0,
(u_int) mb->pw, (u_int) mb->ph, x1,y1, 1L);
if (!mb->active)
DimRect(mb->win, x1,y1, (u_int) mb->pw, (u_int) mb->ph, mb->bg);
}
else { /* draw string centered in butt */
const char *str;
char *tmp;
char stbuf[256];
if (mb->title) str = mb->title;
else { /* find first checked item, and show that as the title */
int i;
if (mb->list) {
for (i=0; i<mb->nlist && !mb->flags[i]; i++);
if (i==mb->nlist) i = 0; /* shouldn't happen */
str = mb->list[i];
}
else str = "";
}
/* truncate at TAB, if any */
strcpy(stbuf, str);
if ((tmp = (char *) index(stbuf, '\t')) != NULL) *tmp = '\0';
str = stbuf;
x1 = CENTERX(mfinfo, x + w/2, str);
y1 = CENTERY(mfinfo, y + h/2);
if (mb->active) {