Apply resizecorners patch

diff --git a/dwm.c b/dwm.c
index c15a0c439d048ba43076ebbe4b7cde56b71b72e4..1c444654e730b61799789d5fbf536746f2defb76 100644 (file)
--- a/dwm.c
+++ b/dwm.c
@@ -1422,9 +1422,14 @@ void
 resizemouse(const Arg *arg)
 {
        int ocx, ocy, nw, nh;
+       int ocx2, ocy2, nx, ny;
        Client *c;
        Monitor *m;
        XEvent ev;
+       int horizcorner, vertcorner;
+       int di;
+       unsigned int dui;
+       Window dummy;
        Time lasttime = 0;
 
        if (!(c = selmon->sel))
@@ -1432,10 +1437,18 @@ resizemouse(const Arg *arg)
        restack(selmon);
        ocx = c->x;
        ocy = c->y;
+       ocx2 = c->x + c->w;
+       ocy2 = c->y + c->h;
        if (XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
                None, cursor[CurResize]->cursor, CurrentTime) != GrabSuccess)
                return;
-       XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w + c->bw - 1, c->h + c->bw - 1);
+       if (!XQueryPointer (dpy, c->win, &dummy, &dummy, &di, &di, &nx, &ny, &dui))
+               return;
+       horizcorner = nx < c->w / 2;
+       vertcorner  = ny < c->h / 2;
+       XWarpPointer (dpy, None, c->win, 0, 0, 0, 0,
+                       horizcorner ? (-c->bw) : (c->w + c->bw -1),
+                       vertcorner  ? (-c->bw) : (c->h + c->bw -1));
        do {
                XMaskEvent(dpy, MOUSEMASK|ExposureMask|SubstructureRedirectMask, &ev);
                switch(ev.type) {
@@ -1451,6 +1464,11 @@ resizemouse(const Arg *arg)
 
                        nw = MAX(ev.xmotion.x - ocx - 2 * c->bw + 1, 1);
                        nh = MAX(ev.xmotion.y - ocy - 2 * c->bw + 1, 1);
+                       nx = horizcorner ? ev.xmotion.x : c->x;
+                       ny = vertcorner ? ev.xmotion.y : c->y;
+                       nw = MAX(horizcorner ? (ocx2 - nx) : (ev.xmotion.x - ocx - 2 * c->bw + 1), 1);
+                       nh = MAX(vertcorner ? (ocy2 - ny) : (ev.xmotion.y - ocy - 2 * c->bw + 1), 1);
+
                        if (c->mon->wx + nw >= selmon->wx && c->mon->wx + nw <= selmon->wx + selmon->ww
                        && c->mon->wy + nh >= selmon->wy && c->mon->wy + nh <= selmon->wy + selmon->wh)
                        {
@@ -1459,11 +1477,13 @@ resizemouse(const Arg *arg)
                                        togglefloating(NULL);
                        }
                        if (!selmon->lt[selmon->sellt]->arrange || c->isfloating)
-                               resize(c, c->x, c->y, nw, nh, 1);
+                               resize(c, nx, ny, nw, nh, 1);
                        break;
                }
        } while (ev.type != ButtonRelease);
-       XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w + c->bw - 1, c->h + c->bw - 1);
+       XWarpPointer(dpy, None, c->win, 0, 0, 0, 0,
+                     horizcorner ? (-c->bw) : (c->w + c->bw - 1),
+                     vertcorner ? (-c->bw) : (c->h + c->bw - 1));
        XUngrabPointer(dpy, CurrentTime);
        while (XCheckMaskEvent(dpy, EnterWindowMask, &ev));
        if ((m = recttomon(c->x, c->y, c->w, c->h)) != selmon) {