core: remove more hasdecls

src/Surface.zig

@@ -747,11 +747,7 @@ pub fn handleMessage(self: *Surface, msg: Message) !void {
         },
 
         .report_title => |style| {
-            const title: ?[:0]const u8 = title: {
-                if (!@hasDecl(apprt.runtime.Surface, "getTitle")) break :title null;
-                break :title self.rt_surface.getTitle();
-            };
-
+            const title: ?[:0]const u8 = self.rt_surface.getTitle();
             const data = switch (style) {
                 .csi_21_t => try std.fmt.allocPrint(
                     self.alloc,
@@ -901,7 +897,6 @@ fn modsChanged(self: *Surface, mods: input.Mods) void {
 /// Called when our renderer health state changes.
 fn updateRendererHealth(self: *Surface, health: renderer.Health) void {
     log.warn("renderer health status change status={}", .{health});
-    if (!@hasDecl(apprt.runtime.Surface, "updateRendererHealth")) return;
     self.rt_surface.updateRendererHealth(health);
 }
 
@@ -1158,10 +1153,8 @@ fn setSelection(self: *Surface, sel_: ?terminal.Selection) !void {
 
     // Check if our runtime supports the selection clipboard at all.
     // We can save a lot of work if it doesn't.
-    if (@hasDecl(apprt.runtime.Surface, "supportsClipboard")) {
-        if (!self.rt_surface.supportsClipboard(clipboard)) {
-            return;
-        }
+    if (!self.rt_surface.supportsClipboard(clipboard)) {
+        return;
     }
 
     const buf = self.io.terminal.screen.selectionString(self.alloc, .{

src/apprt/glfw.zig

@@ -411,7 +411,6 @@ pub const Surface = struct {
     /// Initialize the surface into the given self pointer. This gives a
     /// stable pointer to the destination that can be used for callbacks.
     pub fn init(self: *Surface, app: *App) !void {
-
         // Create our window
         const win = glfw.Window.create(
             640,
@@ -715,6 +714,23 @@ pub const Surface = struct {
         self.window.setInputModeCursor(if (visible) .normal else .hidden);
     }
 
+    pub fn updateRendererHealth(self: *const Surface, health: renderer.Health) void {
+        // We don't support this in GLFW.
+        _ = self;
+        _ = health;
+    }
+
+    pub fn supportsClipboard(
+        self: *const Surface,
+        clipboard_type: apprt.Clipboard,
+    ) bool {
+        _ = self;
+        return switch (clipboard_type) {
+            .standard => true,
+            .selection, .primary => comptime builtin.os.tag == .linux,
+        };
+    }
+
     /// Start an async clipboard request.
     pub fn clipboardRequest(
         self: *Surface,

src/apprt/gtk/Surface.zig

@@ -9,6 +9,7 @@ const configpkg = @import("../../config.zig");
 const apprt = @import("../../apprt.zig");
 const font = @import("../../font/main.zig");
 const input = @import("../../input.zig");
+const renderer = @import("../../renderer.zig");
 const terminal = @import("../../terminal/main.zig");
 const CoreSurface = @import("../../Surface.zig");
 const internal_os = @import("../../os/main.zig");
@@ -942,6 +943,19 @@ pub fn mouseOverLink(self: *Surface, uri_: ?[]const u8) void {
     self.url_widget = URLWidget.init(self, uriZ);
 }
 
+pub fn supportsClipboard(
+    self: *const Surface,
+    clipboard_type: apprt.Clipboard,
+) bool {
+    _ = self;
+    return switch (clipboard_type) {
+        .standard,
+        .selection,
+        .primary,
+        => true,
+    };
+}
+
 pub fn clipboardRequest(
     self: *Surface,
     clipboard_type: apprt.Clipboard,
@@ -1907,3 +1921,9 @@ pub fn present(self: *Surface) void {
 
     self.grabFocus();
 }
+
+pub fn updateRendererHealth(self: *const Surface, health: renderer.Health) void {
+    // We don't support this in GTK.
+    _ = self;
+    _ = health;
+}