+ if (! slit->isHidden()) {
+ slit_rect.setRect(slit->getX(), slit->getY(), slit->getWidth() + bwidth,
+ slit->getHeight() + bwidth);
+ rectlist.push_back(slit_rect);
+ }
+
+ RectList::const_iterator it, end = rectlist.end();
+ for (it = rectlist.begin(); it != end; ++it) {
+ bool snapped = False;
+ const Rect &winrect = *it;
+ Rect offsetrect;
+ offsetrect.setCoords(winrect.left() - snap_offset,
+ winrect.top() - snap_offset,
+ winrect.right() + snap_offset,
+ winrect.bottom() + snap_offset);
+
+ if (snap_to_windows == BScreen::WindowResistance)
+ // if the window is already over top of this snap target, then
+ // resistance is futile, so just ignore it
+ if (winrect.intersects(moving))
+ continue;
+
+ int dleft, dright, dtop, dbottom;
+
+ // if the windows are in the same plane vertically
+ if (wtop >= (signed)(winrect.y() - frame.rect.height() + 1) &&
+ wtop < (signed)(winrect.y() + winrect.height() - 1)) {
+
+ if (snap_to_windows == BScreen::WindowResistance) {
+ dleft = wright - offsetrect.left();
+ dright = offsetrect.right() - wleft;
+
+ // snap left of other window?
+ if (dleft >= 0 && dleft < resistance_size) {
+ dx = offsetrect.left() - frame.rect.width();
+ snapped = True;
+ }
+ // snap right of other window?
+ else if (dright >= 0 && dright < resistance_size) {
+ dx = offsetrect.right() + 1;
+ snapped = True;
+ }
+ } else { // BScreen::WindowSnap
+ dleft = abs(wright - offsetrect.left());
+ dright = abs(wleft - offsetrect.right());
+
+ // snap left of other window?
+ if (dleft < snap_distance && dleft <= dright) {
+ dx = offsetrect.left() - frame.rect.width();
+ snapped = True;
+ }
+ // snap right of other window?
+ else if (dright < snap_distance) {
+ dx = offsetrect.right() + 1;
+ snapped = True;
+ }
+ }
+
+ if (snapped) {
+ if (screen->getWindowCornerSnap()) {
+ // try corner-snap to its other sides
+ if (snap_to_windows == BScreen::WindowResistance) {
+ dtop = winrect.top() - wtop;
+ dbottom = wbottom - winrect.bottom();
+ if (dtop > 0 && dtop < resistance_size) {
+ // if we're already past the top edge, then don't provide
+ // resistance
+ if (moving.top() >= winrect.top())
+ dy = winrect.top();
+ } else if (dbottom > 0 && dbottom < resistance_size) {
+ // if we're already past the bottom edge, then don't provide
+ // resistance
+ if (moving.bottom() <= winrect.bottom())
+ dy = winrect.bottom() - frame.rect.height() + 1;
+ }
+ } else { // BScreen::WindowSnap
+ dtop = abs(wtop - winrect.top());
+ dbottom = abs(wbottom - winrect.bottom());
+ if (dtop < snap_distance && dtop <= dbottom)
+ dy = winrect.top();
+ else if (dbottom < snap_distance)
+ dy = winrect.bottom() - frame.rect.height() + 1;
+ }
+ }
+
+ continue;
+ }
+ }
+
+ // if the windows are on the same plane horizontally
+ if (wleft >= (signed)(winrect.x() - frame.rect.width() + 1) &&
+ wleft < (signed)(winrect.x() + winrect.width() - 1)) {
+
+ if (snap_to_windows == BScreen::WindowResistance) {
+ dtop = wbottom - offsetrect.top();
+ dbottom = offsetrect.bottom() - wtop;
+
+ // snap top of other window?
+ if (dtop >= 0 && dtop < resistance_size) {
+ dy = offsetrect.top() - frame.rect.height();
+ snapped = True;
+ }
+ // snap bottom of other window?
+ else if (dbottom >= 0 && dbottom < resistance_size) {
+ dy = offsetrect.bottom() + 1;
+ snapped = True;
+ }
+ } else { // BScreen::WindowSnap
+ dtop = abs(wbottom - offsetrect.top());
+ dbottom = abs(wtop - offsetrect.bottom());
+
+ // snap top of other window?
+ if (dtop < snap_distance && dtop <= dbottom) {
+ dy = offsetrect.top() - frame.rect.height();
+ snapped = True;
+ }
+ // snap bottom of other window?
+ else if (dbottom < snap_distance) {
+ dy = offsetrect.bottom() + 1;
+ snapped = True;
+ }
+
+ }
+
+ if (snapped) {
+ if (screen->getWindowCornerSnap()) {
+ // try corner-snap to its other sides
+ if (snap_to_windows == BScreen::WindowResistance) {
+ dleft = winrect.left() - wleft;
+ dright = wright - winrect.right();
+ if (dleft > 0 && dleft < resistance_size) {
+ // if we're already past the left edge, then don't provide
+ // resistance
+ if (moving.left() >= winrect.left())
+ dx = winrect.left();
+ } else if (dright > 0 && dright < resistance_size) {
+ // if we're already past the right edge, then don't provide
+ // resistance
+ if (moving.right() <= winrect.right())
+ dx = winrect.right() - frame.rect.width() + 1;
+ }
+ } else { // BScreen::WindowSnap
+ dleft = abs(wleft - winrect.left());
+ dright = abs(wright - winrect.right());
+ if (dleft < snap_distance && dleft <= dright)
+ dx = winrect.left();
+ else if (dright < snap_distance)
+ dx = winrect.right() - frame.rect.width() + 1;
+ }
+ }
+
+ continue;
+ }
+ }
+ }
+ }
+
+ if (snap_to_edges) {
+ RectList rectlist;
+
+ // snap to the screen edges (and screen boundaries for xinerama)
+#ifdef XINERAMA
+ if (screen->isXineramaActive() && blackbox->doXineramaSnapping()) {
+ rectlist.insert(rectlist.begin(),
+ screen->getXineramaAreas().begin(),
+ screen->getXineramaAreas().end());
+ } else
+#endif // XINERAMA
+ rectlist.push_back(screen->getRect());
+
+ RectList::const_iterator it, end = rectlist.end();
+ for (it = rectlist.begin(); it != end; ++it) {
+ const Rect &srect = *it;
+ Rect offsetrect;
+ offsetrect.setCoords(srect.left() + snap_offset,
+ srect.top() + snap_offset,
+ srect.right() - snap_offset,
+ srect.bottom() - snap_offset);
+
+ if (snap_to_edges == BScreen::WindowResistance) {
+ // if we're not in the rectangle then don't snap to it.
+ if (! srect.contains(moving))
+ continue;
+ } else { // BScreen::WindowSnap
+ // if we're not in the rectangle then don't snap to it.
+ if (! srect.intersects(Rect(wleft, wtop, frame.rect.width(),
+ frame.rect.height())))
+ continue;
+ }
+
+ if (snap_to_edges == BScreen::WindowResistance) {
+ int dleft = offsetrect.left() - wleft,
+ dright = wright - offsetrect.right(),
+ dtop = offsetrect.top() - wtop,
+ dbottom = wbottom - offsetrect.bottom();
+
+ // snap left?
+ if (dleft > 0 && dleft < resistance_size)
+ dx = offsetrect.left();
+ // snap right?
+ else if (dright > 0 && dright < resistance_size)
+ dx = offsetrect.right() - frame.rect.width() + 1;
+
+ // snap top?
+ if (dtop > 0 && dtop < resistance_size)
+ dy = offsetrect.top();
+ // snap bottom?
+ else if (dbottom > 0 && dbottom < resistance_size)
+ dy = offsetrect.bottom() - frame.rect.height() + 1;
+ } else { // BScreen::WindowSnap
+ int dleft = abs(wleft - offsetrect.left()),
+ dright = abs(wright - offsetrect.right()),
+ dtop = abs(wtop - offsetrect.top()),
+ dbottom = abs(wbottom - offsetrect.bottom());
+
+ // snap left?
+ if (dleft < snap_distance && dleft <= dright)
+ dx = offsetrect.left();
+ // snap right?
+ else if (dright < snap_distance)
+ dx = offsetrect.right() - frame.rect.width() + 1;
+
+ // snap top?
+ if (dtop < snap_distance && dtop <= dbottom)
+ dy = offsetrect.top();
+ // snap bottom?
+ else if (dbottom < snap_distance)
+ dy = offsetrect.bottom() - frame.rect.height() + 1;
+ }
+ }
+ }
+}
+
+
+void BlackboxWindow::endMove(void) {
+ assert(flags.moving);
+ assert(blackbox->getChangingWindow() == this);
+
+ flags.moving = False;
+ blackbox->setChangingWindow(0);
+
+ if (! screen->doOpaqueMove()) {
+ /* when drawing the rubber band, we need to make sure we only draw inside
+ * the frame... frame.changing_* contain the new coords for the window,
+ * so we need to subtract 1 from changing_w/changing_h every where we
+ * draw the rubber band (for both moving and resizing)
+ */
+ XDrawRectangle(blackbox->getXDisplay(), screen->getRootWindow(),
+ screen->getOpGC(), frame.changing.x(), frame.changing.y(),
+ frame.changing.width() - 1, frame.changing.height() - 1);
+ XUngrabServer(blackbox->getXDisplay());
+
+ configure(frame.changing.x(), frame.changing.y(),
+ frame.changing.width(), frame.changing.height());