Initial support for application specific overrides.

internal/applicationoverrides/networkmanager/networkmanager.go

@@ -0,0 +1,35 @@
+// Copyright (c) 2026 Storm Dragon
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+package networkmanager
+
+import (
+	"strings"
+
+	"git.stormux.org/storm/fenrir/internal/applicationoverrides"
+	"git.stormux.org/storm/fenrir/internal/command"
+	"git.stormux.org/storm/fenrir/internal/config"
+	"git.stormux.org/storm/fenrir/internal/presentation"
+	"git.stormux.org/storm/fenrir/internal/screen"
+)
+
+type Adapter struct{}
+
+func (*Adapter) Name() string                        { return "NetworkManager" }
+func (*Adapter) Configure(settings *config.Settings) { settings.Reading.Mode = "highlight" }
+func (*Adapter) Reset()                              {}
+func (*Adapter) Close()                              {}
+func (*Adapter) Command(command.ID) (presentation.CommandResult, bool) {
+	return presentation.CommandResult{}, false
+}
+
+func (*Adapter) Observe(snapshot screen.Snapshot) applicationoverrides.Frame {
+	// nmtui's newt dialogs retain a border and their standard title/action text.
+	text := string(snapshot.Cells)
+	border := strings.ContainsAny(text, "┌┐└┘╔╗╚╝") || strings.Contains(text, "+---")
+	title := false
+	for _, label := range []string{"NetworkManager", "Edit Connection", "Activate a connection", "Set Hostname", "Select a connection", "Edit a connection"} {
+		title = title || strings.Contains(text, label)
+	}
+	return applicationoverrides.Frame{Recognized: border && title}
+}