From ea71836cd25750983e8ebec91da8bffa5937484b Mon Sep 17 00:00:00 2001
From: "Jason A. Donenfeld" <Jason@zx2c4.com>
Date: Thu, 2 May 2019 20:59:37 +0200
Subject: ui: use system icons in toolbar

---
 ui/iconprovider.go | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'ui/iconprovider.go')

diff --git a/ui/iconprovider.go b/ui/iconprovider.go
index 5ebf93bb..b56a4a5b 100644
--- a/ui/iconprovider.go
+++ b/ui/iconprovider.go
@@ -6,8 +6,12 @@
 package ui
 
 import (
+	"fmt"
 	"github.com/lxn/walk"
+	"github.com/lxn/win"
+	"golang.org/x/sys/windows"
 	"golang.zx2c4.com/wireguard/windows/service"
+	"path"
 )
 
 type rectAndState struct {
@@ -229,3 +233,15 @@ func (tsip *IconProvider) PaintForState(state service.TunnelState, canvas *walk.
 
 	return nil
 }
+
+func loadSystemIcon(dll string, index uint) (*walk.Icon, error) {
+	system32, err := windows.GetSystemDirectory()
+	if err != nil {
+		return nil, err
+	}
+	hicon := win.ExtractIcon(win.GetModuleHandle(nil), windows.StringToUTF16Ptr(path.Join(system32, dll+".dll")), int32(index))
+	if hicon <= 1 {
+		return nil, fmt.Errorf("Unable to find icon %d of %s", index, dll)
+	}
+	return walk.NewIconFromHICON(hicon)
+}
-- 
cgit v1.2.3-59-g8ed1b