window-to-window corner snapping!

This commit is contained in:
Dana Jansens 2002-06-01 23:48:21 +00:00
parent 39d598e556
commit f0c2fa18be

View file

@ -2537,25 +2537,61 @@ void BlackboxWindow::motionNotifyEvent(XMotionEvent *me) {
dtop = std::abs(wbottom - winrect.top()),
dbottom = std::abs(wtop - winrect.bottom());
// snap left?
// snap left of other window?
if (dleft < snap_distance && dleft <= dright) {
dx = winrect.left() - frame.rect.width();
// try corner-snap to its other sides
dtop = std::abs(wtop - winrect.top());
dbottom = std::abs(wbottom - winrect.bottom());
if (dtop < snap_distance && dtop <= dbottom)
dy = winrect.top();
else if (dbottom < snap_distance)
dy = winrect.bottom() - frame.rect.height();
continue;
}
// snap right?
// snap right of other window?
else if (dright < snap_distance) {
dx = winrect.right() + 1;
// try corner-snap to its other sides
dtop = std::abs(wtop - winrect.top());
dbottom = std::abs(wbottom - winrect.bottom());
if (dtop < snap_distance && dtop <= dbottom)
dy = winrect.top();
else if (dbottom < snap_distance)
dy = winrect.bottom() - frame.rect.height();
continue;
}
// snap top?
// snap top of other window?
if (dtop < snap_distance && dtop <= dbottom) {
dy = winrect.top() - frame.rect.height();
// try corner-snap to its other sides
dleft = std::abs(wleft - winrect.left());
dright = std::abs(wright - winrect.right());
if (dleft < snap_distance && dleft <= dright)
dx = winrect.left();
else if (dright < snap_distance)
dx = winrect.right() - frame.rect.width();
continue;
}
// snap bottom?
// snap bottom of other window?
else if (dbottom < snap_distance) {
dy = winrect.bottom() + 1;
// try corner-snap to its other sides
dleft = std::abs(wleft - winrect.left());
dright = std::abs(wright - winrect.right());
if (dleft < snap_distance && dleft <= dright)
dx = winrect.left();
else if (dright < snap_distance)
dx = winrect.right() - frame.rect.width();
continue;
}
}