Keep Win32 GUI on one OS thread

cmd/vrc_osc_gui/window_windows.go

@@ -9,6 +9,7 @@ import (
 	"os"
 	"path/filepath"
 	"regexp"
+	"runtime"
 	"runtime/debug"
 	"sort"
 	"strconv"
@@ -328,6 +329,9 @@ func guiLog(text string) {
 }
 
 func runNativeGUI(initialTab string) error {
+	runtime.LockOSThread()
+	defer runtime.UnlockOSThread()
+
 	user32 := syscall.NewLazyDLL("user32.dll")
 	kernel32 := syscall.NewLazyDLL("kernel32.dll")
 	gdi32 := syscall.NewLazyDLL("gdi32.dll")
@@ -990,6 +994,10 @@ func refreshGUI(setWindowText *syscall.LazyProc, app *guiApp, reloadData bool) {
 	if app == nil {
 		return
 	}
+	if app.activeTab == "history" && !reloadData {
+		syncPaneVisibility(app)
+		return
+	}
 	start := time.Now()
 	defer func() {
 		if d := time.Since(start); d > 100*time.Millisecond {