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-rw-r--r--patch/floatpos.c195
1 files changed, 195 insertions, 0 deletions
diff --git a/patch/floatpos.c b/patch/floatpos.c
new file mode 100644
index 0000000..f5e83a7
--- /dev/null
+++ b/patch/floatpos.c
@@ -0,0 +1,195 @@
+void
+floatpos(const Arg *arg)
+{
+ Client *c = selmon->sel;
+
+ if (!c || (selmon->lt[selmon->sellt]->arrange && !c->isfloating))
+ return;
+
+ setfloatpos(c, (char *)arg->v);
+ resizeclient(c, c->x, c->y, c->w, c->h);
+
+ #if !FOCUSONCLICK_PATCH
+ XRaiseWindow(dpy, c->win);
+ XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w/2, c->h/2);
+ #endif // FOCUSONCLICK_PATCH
+}
+
+void
+setfloatpos(Client *c, const char *floatpos)
+{
+ char xCh, yCh, wCh, hCh;
+ int x, y, w, h, wx, ww, wy, wh;
+ #if FLOATPOS_RESPECT_GAPS_PATCH && VANITYGAPS_PATCH
+ int oh, ov, ih, iv;
+ unsigned int n;
+ #endif // FLOATPOS_RESPECT_GAPS_PATCH | VANITYGAPS_PATCH
+
+ if (!c || !floatpos)
+ return;
+ if (selmon->lt[selmon->sellt]->arrange && !c->isfloating)
+ return;
+
+ switch(sscanf(floatpos, "%d%c %d%c %d%c %d%c", &x, &xCh, &y, &yCh, &w, &wCh, &h, &hCh)) {
+ case 4:
+ if (xCh == 'w' || xCh == 'W') {
+ w = x; wCh = xCh;
+ h = y; hCh = yCh;
+ x = -1; xCh = 'C';
+ y = -1; yCh = 'C';
+ } else if (xCh == 'p' || xCh == 'P') {
+ w = x; wCh = xCh;
+ h = y; hCh = yCh;
+ x = 0; xCh = 'G';
+ y = 0; yCh = 'G';
+ } else if (xCh == 'm' || xCh == 'M') {
+ getrootptr(&x, &y);
+ } else {
+ w = 0; wCh = 0;
+ h = 0; hCh = 0;
+ }
+ break;
+ case 8:
+ if (xCh == 'm' || xCh == 'M')
+ getrootptr(&x, &y);
+ break;
+ default:
+ return;
+ }
+
+ #if FLOATPOS_RESPECT_GAPS_PATCH && VANITYGAPS_PATCH
+ getgaps(c->mon, &oh, &ov, &ih, &iv, &n);
+ wx = c->mon->wx + ov;
+ wy = c->mon->wy + oh;
+ ww = c->mon->ww - 2*ov;
+ wh = c->mon->wh - 2*oh;
+ #else
+ wx = c->mon->wx;
+ wy = c->mon->wy;
+ ww = c->mon->ww;
+ wh = c->mon->wh;
+ #endif // FLOATPOS_RESPECT_GAPS_PATCH | VANITYGAPS_PATCH
+
+ getfloatpos(x, xCh, w, wCh, wx, ww, c->x, c->w, c->bw, floatposgrid_x, &c->x, &c->w);
+ getfloatpos(y, yCh, h, hCh, wy, wh, c->y, c->h, c->bw, floatposgrid_y, &c->y, &c->h);
+}
+
+/* p - position, s - size, cp and cs represents current position and size */
+void
+getfloatpos(int pos, char pCh, int size, char sCh, int min_p, int max_s, int cp, int cs, int cbw, int defgrid, int *out_p, int *out_s)
+{
+ int abs_p, abs_s, i, delta, rest;
+
+ abs_p = pCh == 'A' || pCh == 'a';
+ abs_s = sCh == 'A' || sCh == 'a';
+
+ cs += 2*cbw;
+
+ switch(pCh) {
+ case 'A': // absolute position
+ cp = pos;
+ break;
+ case 'a': // absolute relative position
+ cp += pos;
+ break;
+ case 'y':
+ case 'x': // client relative position
+ cp = MIN(cp + pos, min_p + max_s);
+ break;
+ case 'Y':
+ case 'X': // client position relative to monitor
+ cp = min_p + MIN(pos, max_s);
+ break;
+ case 'S': // fixed client position (sticky)
+ case 'C': // fixed client position (center)
+ case 'Z': // fixed client right-hand position (position + size)
+ if (pos == -1)
+ break;
+ pos = MAX(MIN(pos, max_s), 0);
+ if (pCh == 'Z')
+ cs = abs((cp + cs) - (min_p + pos));
+ else if (pCh == 'C')
+ cs = abs((cp + cs / 2) - (min_p + pos));
+ else
+ cs = abs(cp - (min_p + pos));
+ cp = min_p + pos;
+ sCh = 0; // size determined by position, override defined size
+ break;
+ case 'G': // grid
+ if (pos <= 0)
+ pos = defgrid; // default configurable
+ if (size == 0 || pos < 2 || (sCh != 'p' && sCh != 'P'))
+ break;
+ delta = (max_s - cs) / (pos - 1);
+ rest = max_s - cs - delta * (pos - 1);
+ if (sCh == 'P') {
+ if (size < 1 || size > pos)
+ break;
+ cp = min_p + delta * (size - 1);
+ } else {
+ for (i = 0; i < pos && cp >= min_p + delta * i + (i > pos - rest ? i + rest - pos + 1 : 0); i++);
+ cp = min_p + delta * (MAX(MIN(i + size, pos), 1) - 1) + (i > pos - rest ? i + rest - pos + 1 : 0);
+ }
+ break;
+ }
+
+ switch(sCh) {
+ case 'A': // absolute size
+ cs = size;
+ break;
+ case 'a': // absolute relative size
+ cs = MAX(1, cs + size);
+ break;
+ case '%': // client size percentage in relation to monitor window area size
+ if (size <= 0)
+ break;
+ size = max_s * MIN(size, 100) / 100;
+ /* falls through */
+ case 'h':
+ case 'w': // size relative to client
+ if (sCh == 'w' || sCh == 'h') {
+ if (size == 0)
+ break;
+ size += cs;
+ }
+ /* falls through */
+ case 'H':
+ case 'W': // normal size, position takes precedence
+ if (pCh == 'S' && cp + size > min_p + max_s)
+ size = min_p + max_s - cp;
+ else if (size > max_s)
+ size = max_s;
+
+ if (pCh == 'C') { // fixed client center, expand or contract client
+ delta = size - cs;
+ if (delta < 0 || (cp - delta / 2 + size <= min_p + max_s))
+ cp -= delta / 2;
+ else if (cp - delta / 2 < min_p)
+ cp = min_p;
+ else if (delta)
+ cp = min_p + max_s;
+ } else if (pCh == 'Z')
+ cp -= size - cs;
+
+ cs = size;
+ break;
+ }
+
+ if (pCh == '%') // client mid-point position in relation to monitor window area size
+ cp = min_p + max_s * MAX(MIN(pos, 100), 0) / 100 - (cs) / 2;
+ if (pCh == 'm' || pCh == 'M')
+ cp = pos - cs / 2;
+
+ if (!abs_p && cp < min_p)
+ cp = min_p;
+ if (cp + cs > min_p + max_s && !(abs_p && abs_s)) {
+ if (abs_p || cp == min_p)
+ cs = min_p + max_s - cp;
+ else
+ cp = min_p + max_s - cs;
+ }
+
+ *out_p = cp;
+ *out_s = MAX(cs - 2*cbw, 1);
+}
+