新增: 电子相册全屏模式+开机启动+Win10兼容

main.go

@@ -1,24 +1,57 @@
 package main
 
 import (
+	"fmt"
 	"log"
 	"os"
 	"path/filepath"
+	"unsafe"
 
 	"github.com/getlantern/systray"
+	"github.com/jchv/go-webview2/webviewloader"
 	"golang.org/x/sys/windows"
 )
 
+func showError(msg string) {
+	title, _ := windows.UTF16PtrFromString("u-desktop")
+	text, _ := windows.UTF16PtrFromString(msg)
+	procMessageBoxW.Call(0, uintptr(unsafe.Pointer(text)), uintptr(unsafe.Pointer(title)), 0x10)
+}
+
+func setupLog() {
+	exePath, _ := os.Executable()
+	logFile, err := os.Create(filepath.Join(filepath.Dir(exePath), "u-desktop.log"))
+	if err != nil {
+		return
+	}
+	log.SetOutput(logFile)
+	log.SetFlags(log.Ldate | log.Ltime | log.Lmicroseconds)
+}
+
 func main() {
-	log.SetFlags(log.Ltime | log.Lmicroseconds)
+	setupLog()
+
+	defer func() {
+		if r := recover(); r != nil {
+			log.Println("PANIC:", r)
+			showError(fmt.Sprintf("程序崩溃: %v\n详情见 u-desktop.log", r))
+		}
+	}()
+
+	ver, err := webviewloader.GetInstalledVersion()
+	if err != nil || ver == "" {
+		showError("未检测到 WebView2 运行时，请先安装 Microsoft Edge WebView2 Runtime。\n\n下载地址: https://developer.microsoft.com/microsoft-edge/webview2/")
+		os.Exit(1)
+	}
+	log.Println("WebView2:", ver)
 
 	mutexName, _ := windows.UTF16PtrFromString("Global\\u-desktop-single-instance")
 	mutex, err := windows.CreateMutex(nil, false, mutexName)
 	if err != nil {
-		log.Fatal("创建互斥锁失败:", err)
+		showError("创建互斥锁失败: " + err.Error())
+		os.Exit(1)
 	}
 	if windows.GetLastError() == windows.ERROR_ALREADY_EXISTS {
-		log.Println("已有实例运行，退出")
 		windows.CloseHandle(mutex)
 		return
 	}
@@ -29,5 +62,7 @@ func main() {
 	os.MkdirAll(cfgDir, 0755)
 	configPath = filepath.Join(cfgDir, "settings.json")
 	procSetProcessDPIAware.Call()
+
+	log.Println("启动 systray...")
 	systray.Run(onSystrayReady, nil)
 }