Added DWM

1 files changed, 232 insertions, 0 deletions

diff --git a/patch/dragmfact.c b/patch/dragmfact.c
new file mode 100644
index 0000000..ee0ed9c
--- /dev/null
+++ b/patch/dragmfact.c
@@ -0,0 +1,232 @@
+void
+dragmfact(const Arg *arg)
+{
+	unsigned int n;
+	int py, px; // pointer coordinates
+	int ax, ay, aw, ah; // area position, width and height
+	int center = 0, horizontal = 0, mirror = 0, fixed = 0; // layout configuration
+	double fact;
+	Monitor *m;
+	XEvent ev;
+	Time lasttime = 0;
+
+	m = selmon;
+
+	#if VANITYGAPS_PATCH
+	int oh, ov, ih, iv;
+	getgaps(m, &oh, &ov, &ih, &iv, &n);
+	#else
+	Client *c;
+	for (n = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), n++);
+	#endif // VANITYGAPS_PATCH
+
+	ax = m->wx;
+	ay = m->wy;
+	ah = m->wh;
+	aw = m->ww;
+
+	if (!n)
+		return;
+	#if FLEXTILE_DELUXE_LAYOUT
+	else if (m->lt[m->sellt]->arrange == &flextile) {
+		int layout = m->ltaxis[LAYOUT];
+		if (layout < 0) {
+			mirror = 1;
+			layout *= -1;
+		}
+		if (layout > FLOATING_MASTER) {
+			layout -= FLOATING_MASTER;
+			fixed = 1;
+		}
+
+		if (layout == SPLIT_HORIZONTAL || layout == SPLIT_HORIZONTAL_DUAL_STACK)
+			horizontal = 1;
+		else if (layout == SPLIT_CENTERED_VERTICAL && (fixed || n - m->nmaster > 1))
+			center = 1;
+		else if (layout == FLOATING_MASTER) {
+			center = 1;
+			if (aw < ah)
+				horizontal = 1;
+		}
+		else if (layout == SPLIT_CENTERED_HORIZONTAL) {
+			if (fixed || n - m->nmaster > 1)
+				center = 1;
+			horizontal = 1;
+		}
+	}
+	#endif // FLEXTILE_DELUXE_LAYOUT
+	#if CENTEREDMASTER_LAYOUT
+	else if (m->lt[m->sellt]->arrange == &centeredmaster && (fixed || n - m->nmaster > 1))
+		center = 1;
+	#endif // CENTEREDMASTER_LAYOUT
+	#if CENTEREDFLOATINGMASTER_LAYOUT
+	else if (m->lt[m->sellt]->arrange == &centeredfloatingmaster)
+		center = 1;
+	#endif // CENTEREDFLOATINGMASTER_LAYOUT
+	#if BSTACK_LAYOUT
+	else if (m->lt[m->sellt]->arrange == &bstack)
+		horizontal = 1;
+	#endif // BSTACK_LAYOUT
+	#if BSTACKHORIZ_LAYOUT
+	else if (m->lt[m->sellt]->arrange == &bstackhoriz)
+		horizontal = 1;
+	#endif // BSTACKHORIZ_LAYOUT
+
+	/* do not allow mfact to be modified under certain conditions */
+	if (!m->lt[m->sellt]->arrange                            // floating layout
+		|| (!fixed && m->nmaster && n <= m->nmaster) // no master
+		#if MONOCLE_LAYOUT
+		|| m->lt[m->sellt]->arrange == &monocle
+		#endif // MONOCLE_LAYOUT
+		#if GRIDMODE_LAYOUT
+		|| m->lt[m->sellt]->arrange == &grid
+		#endif // GRIDMODE_LAYOUT
+		#if HORIZGRID_LAYOUT
+		|| m->lt[m->sellt]->arrange == &horizgrid
+		#endif // HORIZGRID_LAYOUT
+		#if GAPPLESSGRID_LAYOUT
+		|| m->lt[m->sellt]->arrange == &gaplessgrid
+		#endif // GAPPLESSGRID_LAYOUT
+		#if NROWGRID_LAYOUT
+		|| m->lt[m->sellt]->arrange == &nrowgrid
+		#endif // NROWGRID_LAYOUT
+		#if FLEXTILE_DELUXE_LAYOUT
+		|| (m->lt[m->sellt]->arrange == &flextile && m->ltaxis[LAYOUT] == NO_SPLIT)
+		#endif // FLEXTILE_DELUXE_LAYOUT
+	)
+		return;
+
+	#if VANITYGAPS_PATCH
+	ay += oh;
+	ax += ov;
+	aw -= 2*ov;
+	ah -= 2*oh;
+	#endif // VANITYGAPS_PATCH
+
+	if (center) {
+		if (horizontal) {
+			px = ax + aw / 2;
+			#if VANITYGAPS_PATCH
+			py = ay + ah / 2 + (ah - 2*ih) * (m->mfact / 2.0) + ih / 2;
+			#else
+			py = ay + ah / 2 + ah * m->mfact / 2.0;
+			#endif // VANITYGAPS_PATCH
+		} else { // vertical split
+			#if VANITYGAPS_PATCH
+			px = ax + aw / 2 + (aw - 2*iv) * m->mfact / 2.0 + iv / 2;
+			#else
+			px = ax + aw / 2 + aw * m->mfact / 2.0;
+			#endif // VANITYGAPS_PATCH
+			py = ay + ah / 2;
+		}
+	} else if (horizontal) {
+		px = ax + aw / 2;
+		if (mirror)
+			#if VANITYGAPS_PATCH
+			py = ay + (ah - ih) * (1.0 - m->mfact) + ih / 2;
+			#else
+			py = ay + (ah * (1.0 - m->mfact));
+			#endif // VANITYGAPS_PATCH
+		else
+			#if VANITYGAPS_PATCH
+			py = ay + ((ah - ih) * m->mfact) + ih / 2;
+			#else
+			py = ay + (ah * m->mfact);
+			#endif // VANITYGAPS_PATCH
+	} else { // vertical split
+		if (mirror)
+			#if VANITYGAPS_PATCH
+			px = ax + (aw - iv) * (1.0 - m->mfact) + iv / 2;
+			#else
+			px = ax + (aw * m->mfact);
+			#endif // VANITYGAPS_PATCH
+		else
+			#if VANITYGAPS_PATCH
+			px = ax + ((aw - iv) * m->mfact) + iv / 2;
+			#else
+			px = ax + (aw * m->mfact);
+			#endif // VANITYGAPS_PATCH
+		py = ay + ah / 2;
+	}
+
+	if (XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
+		None, cursor[horizontal ? CurResizeVertArrow : CurResizeHorzArrow]->cursor, CurrentTime) != GrabSuccess)
+		return;
+
+	#if WARP_PATCH
+	ignore_warp = 1;
+	#endif // WARP_PATCH
+
+	XWarpPointer(dpy, None, root, 0, 0, 0, 0, px, py);
+
+	do {
+		XMaskEvent(dpy, MOUSEMASK|ExposureMask|SubstructureRedirectMask, &ev);
+		switch(ev.type) {
+		case ConfigureRequest:
+		case Expose:
+		case MapRequest:
+			handler[ev.type](&ev);
+			break;
+		case MotionNotify:
+			if ((ev.xmotion.time - lasttime) <= (1000 / 40))
+				continue;
+			if (lasttime != 0) {
+				px = ev.xmotion.x;
+				py = ev.xmotion.y;
+			}
+			lasttime = ev.xmotion.time;
+
+			#if VANITYGAPS_PATCH
+			if (center)
+				if (horizontal)
+					if (py - ay > ah / 2)
+						fact = (double) 1.0 - (ay + ah - py - ih / 2) * 2 / (double) (ah - 2*ih);
+					else
+						fact = (double) 1.0 - (py - ay - ih / 2) * 2 / (double) (ah - 2*ih);
+				else
+					if (px - ax > aw / 2)
+						fact = (double) 1.0 - (ax + aw - px - iv / 2) * 2 / (double) (aw - 2*iv);
+					else
+						fact = (double) 1.0 - (px - ax - iv / 2) * 2 / (double) (aw - 2*iv);
+			else
+				if (horizontal)
+					fact = (double) (py - ay - ih / 2) / (double) (ah - ih);
+				else
+					fact = (double) (px - ax - iv / 2) / (double) (aw - iv);
+			#else
+			if (center)
+				if (horizontal)
+					if (py - ay > ah / 2)
+						fact = (double) 1.0 - (ay + ah - py) * 2 / (double) ah;
+					else
+						fact = (double) 1.0 - (py - ay) * 2 / (double) ah;
+				else
+					if (px - ax > aw / 2)
+						fact = (double) 1.0 - (ax + aw - px) * 2 / (double) aw;
+					else
+						fact = (double) 1.0 - (px - ax) * 2 / (double) aw;
+			else
+				if (horizontal)
+					fact = (double) (py - ay) / (double) ah;
+				else
+					fact = (double) (px - ax) / (double) aw;
+			#endif // VANITYGAPS_PATCH
+
+			if (!center && mirror)
+				fact = 1.0 - fact;
+
+			setmfact(&((Arg) { .f = 1.0 + fact }));
+			px = ev.xmotion.x;
+			py = ev.xmotion.y;
+			break;
+		}
+	} while (ev.type != ButtonRelease);
+
+	#if WARP_PATCH
+	ignore_warp = 0;
+	#endif // WARP_PATCH
+
+	XUngrabPointer(dpy, CurrentTime);
+	while (XCheckMaskEvent(dpy, EnterWindowMask, &ev));
+}
+