Implement no_focus command

5 files changed, 56 insertions, 5 deletions

diff --git a/include/sway/criteria.h b/include/sway/criteria.h
index bd3ca0ac..6a8337c5 100644
--- a/include/sway/criteria.h
+++ b/include/sway/criteria.h
@@ -6,9 +6,10 @@
 #include "tree/view.h"
 
 enum criteria_type {
-        CT_COMMAND = 1 << 0,
-        CT_ASSIGN_OUTPUT = 1 << 1,
+        CT_COMMAND          = 1 << 0,
+        CT_ASSIGN_OUTPUT    = 1 << 1,
         CT_ASSIGN_WORKSPACE = 1 << 2,
+        CT_NO_FOCUS         = 1 << 3,
 };
 
 struct criteria {
diff --git a/sway/commands.c b/sway/commands.c
index addd64a6..c2ba02cf 100644
--- a/sway/commands.c
+++ b/sway/commands.c
@@ -114,6 +114,7 @@ static struct cmd_handler handlers[] = {
         { "input", cmd_input },
         { "mode", cmd_mode },
         { "mouse_warping", cmd_mouse_warping },
+        { "no_focus", cmd_no_focus },
         { "output", cmd_output },
         { "seat", cmd_seat },
         { "set", cmd_set },
diff --git a/sway/commands/no_focus.c b/sway/commands/no_focus.c
new file mode 100644
index 00000000..61a8de7e
--- /dev/null
+++ b/sway/commands/no_focus.c
@@ -0,0 +1,26 @@
+#define _XOPEN_SOURCE 500
+#include <string.h>
+#include "sway/commands.h"
+#include "sway/criteria.h"
+#include "list.h"
+#include "log.h"
+
+struct cmd_results *cmd_no_focus(int argc, char **argv) {
+        struct cmd_results *error = NULL;
+        if ((error = checkarg(argc, "no_focus", EXPECTED_AT_LEAST, 1))) {
+                return error;
+        }
+
+        char *err_str = NULL;
+        struct criteria *criteria = criteria_parse(argv[0], &err_str);
+        if (!criteria) {
+                error = cmd_results_new(CMD_INVALID, "no_focus", err_str);
+                free(err_str);
+                return error;
+        }
+
+        criteria->type = CT_NO_FOCUS;
+        list_add(config->criteria, criteria);
+
+        return cmd_results_new(CMD_SUCCESS, NULL, NULL);
+}
diff --git a/sway/meson.build b/sway/meson.build
index f878450d..4afef7b4 100644
--- a/sway/meson.build
+++ b/sway/meson.build
@@ -59,6 +59,7 @@ sway_sources = files(
         'commands/mode.c',
         'commands/mouse_warping.c',
         'commands/move.c',
+        'commands/no_focus.c',
         'commands/output.c',
         'commands/reload.c',
         'commands/rename.c',
diff --git a/sway/tree/view.c b/sway/tree/view.c
index bf380d98..bc66a701 100644
--- a/sway/tree/view.c
+++ b/sway/tree/view.c
@@ -518,6 +518,26 @@ void view_execute_criteria(struct sway_view *view) {
         seat_set_focus(seat, prior_focus);
 }
 
+static bool should_focus(struct sway_view *view) {
+        // If the view is the only one in the focused workspace, it'll get focus
+        // regardless of any no_focus criteria.
+        struct sway_container *parent = view->swayc->parent;
+        struct sway_seat *seat = input_manager_current_seat(input_manager);
+        if (parent->type == C_WORKSPACE && seat_get_focus(seat) == parent) {
+                size_t num_children = parent->children->length +
+                        parent->sway_workspace->floating->children->length;
+                if (num_children == 1) {
+                        return true;
+                }
+        }
+
+        // Check no_focus criteria
+        list_t *criterias = criteria_for_view(view, CT_NO_FOCUS);
+        size_t len = criterias->length;
+        list_free(criterias);
+        return len == 0;
+}
+
 void view_map(struct sway_view *view, struct wlr_surface *wlr_surface) {
         if (!sway_assert(view->surface == NULL, "cannot map mapped view")) {
                 return;
@@ -571,9 +591,11 @@ void view_map(struct sway_view *view, struct wlr_surface *wlr_surface) {
                 view_set_tiled(view, true);
         }
 
-        input_manager_set_focus(input_manager, cont);
-        if (workspace) {
-                workspace_switch(workspace);
+        if (should_focus(view)) {
+                input_manager_set_focus(input_manager, cont);
+                if (workspace) {
+                        workspace_switch(workspace);
+                }
         }
 
         view_update_title(view, false);