From 96a591297d8369adee1b1223e1721e5553d009c6 Mon Sep 17 00:00:00 2001
From: Consolatis <35009135+Consolatis@users.noreply.github.com>
Date: Wed, 6 Jul 2022 08:06:48 +0200
Subject: [PATCH] SnapToRegion: Add SnapToRegion action

---
 include/regions.h |  2 ++
 src/action.c      | 27 +++++++++++++++++++++++++++
 src/regions.c     | 14 ++++++++++++++
 3 files changed, 43 insertions(+)

diff --git a/include/regions.h b/include/regions.h
index 86bd570e..7b9b2241 100644
--- a/include/regions.h
+++ b/include/regions.h
@@ -30,4 +30,6 @@ void regions_init(struct server *server, struct seat *seat);
 void regions_update(struct output *output);
 void regions_destroy(struct wl_list *regions);
 
+struct region *regions_from_name(const char *region_name, struct output *output);
+
 #endif /* __LABWC_REGIONS_H */
diff --git a/src/action.c b/src/action.c
index c191bdbd..09992ef1 100644
--- a/src/action.c
+++ b/src/action.c
@@ -13,6 +13,7 @@
 #include "debug.h"
 #include "labwc.h"
 #include "menu/menu.h"
+#include "regions.h"
 #include "ssd.h"
 #include "view.h"
 #include "workspaces.h"
@@ -58,6 +59,7 @@ enum action_type {
 	ACTION_TYPE_RESIZE,
 	ACTION_TYPE_GO_TO_DESKTOP,
 	ACTION_TYPE_SEND_TO_DESKTOP,
+	ACTION_TYPE_SNAP_TO_REGION
 };
 
 const char *action_names[] = {
@@ -85,6 +87,7 @@ const char *action_names[] = {
 	"Resize",
 	"GoToDesktop",
 	"SendToDesktop",
+	"SnapToRegion",
 	NULL
 };
 
@@ -111,6 +114,9 @@ action_arg_from_xml_node(struct action *action, char *nodename, char *content)
 	} else if (!strcmp(nodename, "to.action")) {
 		/* GoToDesktop, SendToDesktop */
 		action_arg_add_str(action, NULL, content);
+	} else if (!strcmp(nodename, "region.action")) {
+		/* SnapToRegion */
+		action_arg_add_str(action, NULL, content);
 	}
 }
 
@@ -418,6 +424,27 @@ actions_run(struct view *activator, struct server *server,
 				}
 			}
 			break;
+		case ACTION_TYPE_SNAP_TO_REGION:
+			if (!arg) {
+				wlr_log(WLR_ERROR, "Missing argument for SnapToRegion");
+				break;
+			}
+			if (!view) {
+				break;
+			}
+			struct output *output = view->output;
+			if (!output) {
+				break;
+			}
+			const char *region_name = action_str_from_arg(arg);
+			struct region *region = regions_from_name(region_name, output);
+			if (region) {
+				view_snap_to_region(view, region,
+					/*store_natural_geometry*/ true);
+			} else {
+				wlr_log(WLR_ERROR, "Invalid SnapToRegion id: '%s'", region_name);
+			}
+			break;
 		case ACTION_TYPE_NONE:
 			break;
 		case ACTION_TYPE_INVALID:
diff --git a/src/regions.c b/src/regions.c
index 52d2c5d3..4b299730 100644
--- a/src/regions.c
+++ b/src/regions.c
@@ -25,6 +25,20 @@ regions_init(struct server *server, struct seat *seat)
 	/* To be filled later */
 }
 
+struct region *
+regions_from_name(const char *region_name, struct output *output)
+{
+	assert(region_name);
+	assert(output);
+	struct region *region;
+	wl_list_for_each(region, &output->regions, link) {
+		if (!strcmp(region->name, region_name)) {
+			return region;
+		}
+	}
+	return NULL;
+}
+
 void
 regions_update(struct output *output)
 {