From b48594f150b91471bdbc32e45e462b8e3e4189d9 Mon Sep 17 00:00:00 2001
From: Leon Henrik Plickat <leonhenrik.plickat@stud.uni-goettingen.de>
Date: Sun, 18 Feb 2024 21:18:06 +0100
Subject: [PATCH] add --layer flag

---
 wayneko.1 | 11 +++++++++++
 wayneko.c | 17 ++++++++++++++++-
 2 files changed, 27 insertions(+), 1 deletion(-)

diff --git a/wayneko.1 b/wayneko.1
index 7b37b3f..e7b7f09 100644
--- a/wayneko.1
+++ b/wayneko.1
@@ -16,6 +16,7 @@ wayneko \- Neko on Wayland
 .OP \-\-background\-colour 0xRRGGBB[AA]
 .OP \-\-outline\-colour 0xRRGGBB[AA]
 .OP \-\-type neko|inu|random
+.OP \-\-layer background|bottom|top|overlay
 .OP \-\-follow\-pointer true|false
 .OP \-\-survive\-close
 .YS
@@ -59,6 +60,16 @@ This option lets you choose between neko and her friend inu.
 .RE
 .
 .P
+\fB\-\-layer\fR \fBbackground\fR|\fBbottom\fR|\fBtop\fR|\fBoverlay\fR
+.RS
+Set the layer for the surface.
+Defaults to bottom.
+Bottom is typically beneath regular windows and top above them.
+Overlay is usually displayed even over fullscreen windows.
+Background may conflict with wallpaper clients.
+.RE
+.
+.P
 \fB\-\-follow\-pointer\fR \fBtrue\fR|\fBfalse\fR
 .RS
 Set whether neko follows the pointer when it approaches the bottom of the output
diff --git a/wayneko.c b/wayneko.c
index 13138c2..428bd2b 100644
--- a/wayneko.c
+++ b/wayneko.c
@@ -31,6 +31,8 @@ const char usage[] =
 	"  --background-colour 0xRRGGBB[AA]\n"
 	"  --outline-colour    0xRRGGBB[AA]\n"
 	"  --type              neko|inu|random\n"
+	"  --layer             background|bottom|top|overlay\n"
+	"  --follow-pointer    true|false\n"
 	"  --survive-close\n"
 	"\n";
 
@@ -73,6 +75,7 @@ enum Neko current_neko = NEKO_STARE;
 enum Type type = NEKO;
 bool follow_pointer = true;
 bool recreate_surface_on_close = false;
+enum zwlr_layer_shell_v1_layer layer = ZWLR_LAYER_SHELL_V1_LAYER_BOTTOM;
 
 struct Seat
 {
@@ -1097,7 +1100,7 @@ static void surface_create (void)
 		layer_shell,
 		surface.wl_surface,
 		NULL,
-		ZWLR_LAYER_SHELL_V1_LAYER_BOTTOM,
+		layer,
 		"wayneko"
 	);
 
@@ -1310,6 +1313,18 @@ int main (int argc, char *argv[])
 				return EXIT_FAILURE;
 			}
 		}
+		else if ( strcmp(argv[i], "--layer") == 0 )
+		{
+			const char *a = get_argument(argc, argv, &i);
+			if ( strcmp(a, "background") == 0 )
+				layer = ZWLR_LAYER_SHELL_V1_LAYER_BACKGROUND;
+			else if ( strcmp(a, "bottom") == 0 )
+				layer = ZWLR_LAYER_SHELL_V1_LAYER_BOTTOM;
+			else if ( strcmp(a, "top") == 0 )
+				layer = ZWLR_LAYER_SHELL_V1_LAYER_TOP;
+			else if ( strcmp(a, "overlay") == 0 )
+				layer = ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY;
+		}
 		else
 		{
 			fprintf(stderr, "ERROR: Unknown option: %s\n", argv[i]);