From 103772ee8fdc3b96c5f997455874d79060a62a3b Mon Sep 17 00:00:00 2001
From: "Jeffrey C. Ollie" <jeff@ocjtech.us>
Date: Sun, 6 Jul 2025 16:30:53 -0500
Subject: [PATCH] show child exited: make GTK banner transparent

---
 src/apprt/gtk/Surface.zig | 13 +++++++++++--
 src/apprt/gtk/style.css   | 12 ++++++++++++
 2 files changed, 23 insertions(+), 2 deletions(-)

diff --git a/src/apprt/gtk/Surface.zig b/src/apprt/gtk/Surface.zig
index 7ea11bc17..f8d6dd5da 100644
--- a/src/apprt/gtk/Surface.zig
+++ b/src/apprt/gtk/Surface.zig
@@ -2504,7 +2504,7 @@ fn gtkStreamEnded(media_file: *gtk.MediaFile, _: *gobject.ParamSpec, _: ?*anyopa
     media_file.unref();
 }
 
-pub fn showChildExited(self: *Surface, _: apprt.surface.Message.ChildExited) (error{})!void {
+pub fn showChildExited(self: *Surface, info: apprt.surface.Message.ChildExited) (error{})!void {
     if (!adw_version.supportsBanner()) return;
 
     const warning_box = gtk.Box.new(.vertical, 0);
@@ -2516,7 +2516,16 @@ pub fn showChildExited(self: *Surface, _: apprt.surface.Message.ChildExited) (er
     const banner = adw.Banner.new(warning_text);
     banner.setRevealed(1);
 
-    warning_box.append(banner.as(gtk.Widget));
+    const banner_widget = banner.as(gtk.Widget);
+
+    banner_widget.addCssClass("child_exited");
+
+    if (info.exit_code == 0)
+        banner_widget.addCssClass("child_exited_normally")
+    else
+        banner_widget.addCssClass("child_exited_abnormally");
+
+    warning_box.append(banner_widget);
 
     self.overlay.addOverlay(warning_box.as(gtk.Widget));
 }
diff --git a/src/apprt/gtk/style.css b/src/apprt/gtk/style.css
index 2051ab1e3..f3106105f 100644
--- a/src/apprt/gtk/style.css
+++ b/src/apprt/gtk/style.css
@@ -93,3 +93,15 @@ window.ssd.no-border-radius {
   margin-left: 4px;
   margin-right: 8px;
 }
+
+banner.child_exited_normally revealer widget {
+  background-color: rgba(38, 162, 105, 0.5);
+  /* after GTK 4.16 is a requirement, switch to the following:
+  /* background-color: color-mix(in srgb, var(--success-bg-color), transparent 50%); */
+}
+
+banner.child_exited_abnormally revealer widget {
+  background-color: rgba(192, 28, 40, 0.5);
+  /* after GTK 4.16 is a requirement, switch to the following:
+  /* background-color: color-mix(in srgb, var(--error-bg-color), transparent 50%); */
+}