/** Draw all trays. */
void DrawTray() {
TrayType *tp;
if(shouldExit) {
return;
}
for(tp = trays; tp; tp = tp->next) {
DrawSpecificTray(tp);
}
}
/** Hide a tray (for autohide). */
void HideTray(TrayType *tp)
{
const ScreenType *sp;
int x, y;
/* Don't hide if the tray is raised. */
if(tp->autoHide & THIDE_RAISED) {
return;
}
tp->hidden = 1;
/* Determine where to move the tray. */
sp = GetCurrentScreen(tp->x, tp->y);
switch(tp->autoHide) {
case THIDE_LEFT:
x = sp->y - tp->width - TRAY_BORDER_SIZE;
y = tp->y;
break;
case THIDE_RIGHT:
x = sp->y + sp->width - TRAY_BORDER_SIZE;
y = tp->y;
break;
case THIDE_TOP:
x = tp->x;
y = sp->y - tp->height - TRAY_BORDER_SIZE;
break;
case THIDE_BOTTOM:
x = tp->x;
y = sp->y + sp->height - TRAY_BORDER_SIZE;
break;
default:
Assert(0);
break;
}
/* Move and redraw. */
JXMoveWindow(display, tp->window, x, y);
DrawSpecificTray(tp);
}
/** Resize a tray. */
void ResizeTray(TrayType *tp)
{
TrayComponentType *cp;
int variableSize;
int variableRemainder;
int xoffset, yoffset;
int width, height;
Assert(tp);
LayoutTray(tp, &variableSize, &variableRemainder);
/* Reposition items on the tray. */
xoffset = 0;
yoffset = 0;
for(cp = tp->components; cp; cp = cp->next) {
cp->x = xoffset;
cp->y = yoffset;
cp->screenx = tp->x + xoffset;
cp->screeny = tp->y + yoffset;
if(cp->Resize) {
if(tp->layout == LAYOUT_HORIZONTAL) {
height = tp->height;
width = cp->width;
if(width == 0) {
width = variableSize;
if(variableRemainder) {
width += 1;
variableRemainder -= 1;
}
}
} else {
width = tp->width;
height = cp->height;
if(height == 0) {
height = variableSize;
if(variableRemainder) {
height += 1;
variableRemainder -= 1;
}
}
}
cp->width = width;
cp->height = height;
(cp->Resize)(cp);
}
if(cp->window != None) {
JXMoveWindow(display, cp->window, xoffset, yoffset);
}
if(tp->layout == LAYOUT_HORIZONTAL) {
xoffset += cp->width;
} else {
yoffset += cp->height;
}
}
JXMoveResizeWindow(display, tp->window, tp->x, tp->y,
tp->width, tp->height);
RequireTaskUpdate();
DrawSpecificTray(tp);
if(tp->hidden) {
HideTray(tp);
}
}
/** Handle a tray expose event. */
void HandleTrayExpose(TrayType *tp, const XExposeEvent *event)
{
DrawSpecificTray(tp);
}