Update ime.v

Author: Q191

ime.v

@@ -9,6 +9,37 @@ module gui
 import sokol.sapp
 import vglyph
 
+// IME holds per-window Input Method Editor state.
+// Created lazily because the native window is not ready during
+// init_fn.
+struct IME {
+mut:
+	overlay     voidptr = unsafe { nil }
+	handler     voidptr = unsafe { nil }
+	initialized bool
+}
+
+// ime_create_overlay creates the platform-specific IME overlay.
+// Returns nil on platforms without IME overlay support.
+fn ime_create_overlay() voidptr {
+	$if macos {
+		ns_window := sapp.macos_get_window()
+		if ns_window == unsafe { nil } {
+			return unsafe { nil }
+		}
+		return vglyph.ime_overlay_create_auto(ns_window)
+	} $if windows {
+		hwnd := sapp.win32_get_hwnd()
+		if hwnd == unsafe { nil } {
+			return unsafe { nil }
+		}
+		return hwnd
+	} $else {
+		// Linux: vglyph stubs return nil (no overlay yet).
+		return unsafe { nil }
+	}
+}
+
 // init_ime lazily creates the IME overlay and registers
 // callbacks via VGlyph's StandardIMEHandler.
 fn (mut w Window) init_ime() {