void EvtKeyVScrollBar(struct XObj *xobj, XKeyEvent *EvtKey)
{
KeySym ks;
unsigned char buf[10];
XLookupString(EvtKey, (char *)buf, sizeof(buf), &ks, NULL);
if (ks == XK_Down && xobj->value > 0) {
HideThumbV(xobj);
xobj->value--;
DrawThumbV(xobj, NULL);
SendMsg(xobj,SingleClic);
}
else if (ks == XK_Up &&
xobj->value <
xobj->width*(xobj->value3-xobj->value2) /
(xobj->width)+xobj->value2) {
HideThumbV(xobj);
xobj->value++;
DrawThumbV(xobj, NULL);
SendMsg(xobj,SingleClic);
}
else if (ks == XK_Return) {
EvtMouseVScrollBar(xobj, NULL);
}
}
void DrawVScrollBar(struct XObj *xobj)
{
int x,y,w,h;
char str[20];
int asc,desc,dir;
XCharStruct struc;
/* Calcul de la taille de l'ascenseur */
x = xobj->width/2 - 12;
y = 0;
w = 24;
h = xobj->height;
DrawReliefRect(x, y, w, h, xobj, shad, hili);
DrawThumbV(xobj);
/* Ecriture des valeurs */
XTextExtents(xobj->xfont, "lp", strlen("lp"), &dir, &asc, &desc, &struc);
x = x + 26;
y = asc + 2;
sprintf(str, "%d", xobj->value3);
DrawString(dpy, xobj, xobj->win, x, y, str, strlen(str), fore, hili, back,
!xobj->flags[1]);
sprintf(str, "%d", xobj->value2);
y = h - desc - 2;
DrawString(dpy, xobj, xobj->win, x, y, str, strlen(str), fore, hili, back,
!xobj->flags[1]);
}
void EvtMouseVScrollBar(struct XObj *xobj, XButtonEvent *EvtButton)
{
static XEvent event;
int oldy = 0;
int oldvalue = -1;
int newvalue;
int x1,y1,x2,y2;
Window Win1,Win2;
unsigned int modif;
fd_set in_fdset;
do
{
/* On suit les mouvements de la souris */
FQueryPointer(dpy, *xobj->ParentWin, &Win1, &Win2,
&x1, &y1, &x2, &y2, &modif);
y2 = y2 - xobj->y;
if (y2 < 15)
y2 = 15;
if (y2 > xobj->height - 21)
y2 = xobj->height - 21;
if (oldy != y2)
{
oldy = y2;
/* calcule de xobj->value */
newvalue = (y2-15)*xobj->height/(xobj->height - 36) *
(xobj->value2 - xobj->value3) /
(xobj->height) + xobj->value3;
if (newvalue!=oldvalue)
{
HideThumbV(xobj);
xobj->value = newvalue;
DrawThumbV(xobj, NULL);
oldvalue = newvalue;
SendMsg(xobj,SingleClic);
XSync(dpy,0);
usleep(10000);
}
}
FD_ZERO(&in_fdset);
FD_SET(x_fd, &in_fdset);
select(32, SELECT_FD_SET_CAST &in_fdset, NULL, NULL, NULL);
}
while (!FCheckTypedEvent(dpy, ButtonRelease, &event) &&
EvtButton != NULL);
}
void DrawVScrollBar(struct XObj *xobj, XEvent *evp)
{
int x,y,w,h;
char str[20];
/* Calcul de la taille de l'ascenseur */
x = xobj->width/2 - 12;
y = 0;
w = 24;
h = xobj->height;
DrawThumbV(xobj, evp);
DrawReliefRect(x, y, w, h, xobj, shad, hili);
/* Ecriture des valeurs */
x = x + 26;
y = xobj->Ffont->ascent + 2;
sprintf(str, "%d", xobj->value3);
MyDrawString(dpy, xobj, xobj->win, x, y, str, fore, hili, back,
!xobj->flags[1], NULL, evp);
sprintf(str, "%d", xobj->value2);
y = h - xobj->Ffont->descent - 2;
MyDrawString(dpy, xobj, xobj->win, x, y, str, fore, hili, back,
!xobj->flags[1], NULL, evp);
}