riodraw: upgrading patch to include rio-spawning of windows

patch/riodraw.c

@@ -1,21 +1,15 @@
 /* drag out an area using slop and resize the selected window to it. */
-void
-riodraw(const Arg *arg)
+int
+riodraw(Client *c, const char slopstyle[])
 {
-	char str[100];
 	int i;
+	char str[100];
 	char strout[100];
-	int dimensions[4];
-	int width, height, x, y;
 	char tmpstring[30] = {0};
 	char slopcmd[100] = "slop -f x%xx%yx%wx%hx ";
 	int firstchar = 0;
 	int counter = 0;
-	Monitor *m;
-	Client *c;
 
-	if (!selmon->sel)
-		return;
 	strcat(slopcmd, slopstyle);
 	FILE *fp = popen(slopcmd, "r");
 
@@ -25,7 +19,7 @@ riodraw(const Arg *arg)
 	pclose(fp);
 
 	if (strlen(strout) < 6)
-		return;
+		return 0;
 
 	for (i = 0; i < strlen(strout); i++){
 		if (!firstchar) {
@@ -37,36 +31,73 @@ riodraw(const Arg *arg)
 		if (strout[i] != 'x')
 			tmpstring[strlen(tmpstring)] = strout[i];
 		else {
-			dimensions[counter] = atoi(tmpstring);
+			riodimensions[counter] = atoi(tmpstring);
 			counter++;
 			memset(tmpstring,0,strlen(tmpstring));
 		}
 	}
 
-	x = dimensions[0];
-	y = dimensions[1];
-	width = dimensions[2];
-	height = dimensions[3];
+	if (riodimensions[0] <= -40 || riodimensions[1] <= -40 || riodimensions[2] <= 50 || riodimensions[3] <= 50) {
+		riodimensions[3] = -1;
+		return 0;
+	}
 
-	if (!selmon->sel)
-		return;
+	if (c) {
+		rioposition(c, riodimensions[0], riodimensions[1], riodimensions[2], riodimensions[3]);
+		return 0;
+	}
 
-	c = selmon->sel;
+	return 1;
+}
 
-	if (width > 50 && height > 50 && x > -40 && y > -40 && width < selmon->mw + 40 && height < selmon->mh + 40 &&
-			(abs(c->w - width) > 20 || abs(c->h - height) > 20 || abs(c->x - x) > 20 || abs(c->y - y) > 20)) {
-		if ((m = recttomon(x, y, width, height)) != selmon) {
-			sendmon(c, m);
-			unfocus(selmon->sel, 0, NULL);
-			selmon = m;
-			focus(NULL);
-		}
+void
+rioposition(Client *c, int x, int y, int w, int h)
+{
+	Monitor *m;
+	if ((m = recttomon(x, y, w, h)) && m != c->mon) {
+		detach(c);
+		detachstack(c);
+		c->mon = m;
+		c->tags = m->tagset[m->seltags];
+		attach(c);
+		attachstack(c);
+		selmon = m;
+		focus(c);
+	}
 
-		if (!c->isfloating)
-			togglefloating(NULL);
-		resizeclient(c, x, y, width - (c->bw * 2), height - (c->bw * 2));
-		arrange(selmon);
-	} else
-		fprintf(stderr, "error %s", strout);
-	memset(tmpstring,0,strlen(tmpstring));
+	c->isfloating = 1;
+	if (riodraw_borders)
+		resizeclient(c, x, y, w - (c->bw * 2), h - (c->bw * 2));
+	else
+		resizeclient(c, x - c->bw, y - c->bw, w, h);
+	drawbar(c->mon);
+	arrange(c->mon);
+
+	riodimensions[3] = -1;
+	riopid = 0;
+}
+
+/* drag out an area using slop and resize the selected window to it */
+void
+rioresize(const Arg *arg)
+{
+	Client *c = (arg && arg->v ? (Client*)arg->v : selmon->sel);
+	if (c)
+		riodraw(c, slopresizestyle);
+}
+
+/* Spawn a new window and drag out an area using slop to position it while the window is
+ * initialising in the background. */
+void
+riospawn(const Arg *arg)
+{
+	riopid = spawncmd(arg);
+	riodraw(NULL, slopspawnstyle);
+}
+
+void
+riospawnsync(const Arg *arg)
+{
+	if (riodraw(NULL, slopspawnstyle))
+		riopid = spawncmd(arg);
 }