apprt/gtk: escape to stop search and hide overlay

src/apprt/gtk/class/search_overlay.zig

@@ -48,6 +48,20 @@ pub const SearchOverlay = extern struct {
         };
     };
 
+    pub const signals = struct {
+        /// Emitted when the search is stopped (e.g., Escape pressed).
+        pub const @"stop-search" = struct {
+            pub const name = "stop-search";
+            pub const connect = impl.connect;
+            const impl = gobject.ext.defineSignal(
+                name,
+                Self,
+                &.{},
+                void,
+            );
+        };
+    };
+
     const Private = struct {
         /// The search entry widget.
         search_entry: *gtk.SearchEntry,
@@ -69,6 +83,13 @@ pub const SearchOverlay = extern struct {
         priv.search_entry.as(gtk.Editable).selectRegion(0, -1);
     }
 
+    //---------------------------------------------------------------
+    // Template callbacks
+
+    fn stopSearch(_: *gtk.SearchEntry, self: *Self) callconv(.c) void {
+        signals.@"stop-search".impl.emit(self, null, .{}, null);
+    }
+
     //---------------------------------------------------------------
     // Virtual methods
 
@@ -121,11 +142,17 @@ pub const SearchOverlay = extern struct {
             // Bindings
             class.bindTemplateChildPrivate("search_entry", .{});
 
+            // Template Callbacks
+            class.bindTemplateCallback("stop_search", &stopSearch);
+
             // Properties
             gobject.ext.registerProperties(class, &.{
                 properties.active.impl,
             });
 
+            // Signals
+            signals.@"stop-search".impl.register(.{});
+
             // Virtual methods
             gobject.Object.virtual_methods.dispose.implement(class, &dispose);
             gobject.Object.virtual_methods.finalize.implement(class, &finalize);
@@ -133,5 +160,6 @@ pub const SearchOverlay = extern struct {
 
         pub const as = C.Class.as;
         pub const bindTemplateChildPrivate = C.Class.bindTemplateChildPrivate;
+        pub const bindTemplateCallback = C.Class.bindTemplateCallback;
     };
 };

src/apprt/gtk/class/surface.zig

@@ -3188,6 +3188,14 @@ pub const Surface = extern struct {
         self.setTitleOverride(if (title.len == 0) null else title);
     }
 
+    fn searchStop(_: *SearchOverlay, self: *Self) callconv(.c) void {
+        // Note: at the time of writing this, this behavior doesn't match
+        // macOS. But I think it makes more sense on Linux/GTK to do this.
+        // We may follow suit on macOS in the future.
+        self.setSearchActive(false);
+        _ = self.private().gl_area.as(gtk.Widget).grabFocus();
+    }
+
     const C = Common(Self, Private);
     pub const as = C.as;
     pub const ref = C.ref;
@@ -3260,6 +3268,7 @@ pub const Surface = extern struct {
             class.bindTemplateCallback("notify_vadjustment", &propVAdjustment);
             class.bindTemplateCallback("should_border_be_shown", &closureShouldBorderBeShown);
             class.bindTemplateCallback("should_unfocused_split_be_shown", &closureShouldUnfocusedSplitBeShown);
+            class.bindTemplateCallback("search_stop", &searchStop);
 
             // Properties
             gobject.ext.registerProperties(class, &.{

src/apprt/gtk/ui/1.2/search-overlay.blp

@@ -21,6 +21,7 @@ template $GhosttySearchOverlay: Adw.Bin {
         placeholder-text: _("Find…");
         width-chars: 20;
         hexpand: true;
+        stop-search => $stop_search();
       }
 
       Label match_label {

src/apprt/gtk/ui/1.2/surface.blp

@@ -151,6 +151,7 @@ Overlay terminal_page {
   $GhosttySearchOverlay search_overlay {
     halign: end;
     valign: start;
+    stop-search => $search_stop();
   }
 
   [overlay]