From caeb193a6c54de2a464029e8186ea48874f56bcf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ingo=20B=C3=BCrk?= <ingo.buerk@tngtech.com>
Date: Thu, 3 Dec 2015 13:24:39 +0100
Subject: [PATCH] Allow "move position center" to operate on matched windows

Moving windows to the center previously did not consider command criteria.
We now operate on matched windows as for other commands.

fixes #2090
---
 src/commands.c | 46 ++++++++++++++++++++++++++++++----------------
 1 file changed, 30 insertions(+), 16 deletions(-)

diff --git a/src/commands.c b/src/commands.c
index 2b6e7dfe..5b28d03e 100644
--- a/src/commands.c
+++ b/src/commands.c
@@ -1760,29 +1760,43 @@ void cmd_move_window_to_position(I3_CMD, const char *method, long x, long y) {
  *
  */
 void cmd_move_window_to_center(I3_CMD, const char *method) {
-    if (!con_is_floating(focused)) {
-        ELOG("Cannot change position. The window/container is not floating\n");
-        yerror("Cannot change position. The window/container is not floating.");
-        return;
-    }
+    bool has_error = false;
+    HANDLE_EMPTY_MATCH;
 
-    if (strcmp(method, "absolute") == 0) {
-        DLOG("moving to absolute center\n");
-        floating_center(focused->parent, croot->rect);
+    owindow *current;
+    TAILQ_FOREACH(current, &owindows, owindows) {
+        Con *floating_con = con_inside_floating(current->con);
+        if (floating_con == NULL) {
+            ELOG("con %p / %s is not floating, cannot move it to the center.\n",
+                 current->con, current->con->name);
 
-        floating_maybe_reassign_ws(focused->parent);
-        cmd_output->needs_tree_render = true;
-    }
+            if (!has_error) {
+                yerror("Cannot change position of a window/container because it is not floating.");
+                has_error = true;
+            }
 
-    if (strcmp(method, "position") == 0) {
-        DLOG("moving to center\n");
-        floating_center(focused->parent, con_get_workspace(focused)->rect);
+            continue;
+        }
 
-        cmd_output->needs_tree_render = true;
+        if (strcmp(method, "absolute") == 0) {
+            DLOG("moving to absolute center\n");
+            floating_center(floating_con, croot->rect);
+
+            floating_maybe_reassign_ws(floating_con);
+            cmd_output->needs_tree_render = true;
+        }
+
+        if (strcmp(method, "position") == 0) {
+            DLOG("moving to center\n");
+            floating_center(floating_con, con_get_workspace(floating_con)->rect);
+
+            cmd_output->needs_tree_render = true;
+        }
     }
 
     // XXX: default reply for now, make this a better reply
-    ysuccess(true);
+    if (!has_error)
+        ysuccess(true);
 }
 
 /*