WeFlow/installer.nsh at main · zjmhnss/WeFlow · GitHub

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; 高 DPI 支持
ManifestDPIAware true

!include "WordFunc.nsh"
!include "nsDialogs.nsh"

!macro customInit
  ; 设置 DPI 感知
  System::Call 'USER32::SetProcessDPIAware()'
!macroend

; 在安装开始前修正安装目录
!macro preInit
  ; 如果安装目录不以 WeFlow 结尾，自动追加
  ${WordFind} "$INSTDIR" "\" "-1" $R0
  ${If} $R0 != "WeFlow"
    StrCpy $INSTDIR "$INSTDIR\WeFlow"
  ${EndIf}
!macroend

; 安装完成后检测并安装 VC++ Redistributable
!macro customInstall
  ; 检查 VC++ 2015-2022 x64 是否已安装
  ReadRegStr $0 HKLM "SOFTWARE\Microsoft\VisualStudio\14.0\VC\Runtimes\x64" "Installed"
  ${If} $0 != "1"
    ; 未安装，显示提示并下载
    MessageBox MB_YESNO|MB_ICONQUESTION "检测到系统缺少 Visual C++ 运行库，这可能导致程序无法正常运行。$\n$\n是否立即下载并安装？（约 24MB）" IDYES downloadVC IDNO skipVC

    downloadVC:
      DetailPrint "正在下载 Visual C++ Redistributable..."
      SetOutPath "$TEMP"

      ; 从微软官方下载 VC++ Redistributable x64
      inetc::get /TIMEOUT=30000 /CAPTION "下载 Visual C++ 运行库" /BANNER "正在下载，请稍候..." \
        "https://aka.ms/vs/17/release/vc_redist.x64.exe" "$TEMP\vc_redist.x64.exe" /END
      Pop $0

      ${If} $0 == "OK"
        DetailPrint "下载完成，正在安装..."
        ; 使用 ShellExecute 以管理员权限运行
        ExecShell "runas" '"$TEMP\vc_redist.x64.exe"' "/install /quiet /norestart" SW_HIDE
        ; 等待安装完成
        Sleep 5000
        ; 检查是否安装成功
        ReadRegStr $1 HKLM "SOFTWARE\Microsoft\VisualStudio\14.0\VC\Runtimes\x64" "Installed"
        ${If} $1 == "1"
          DetailPrint "Visual C++ Redistributable 安装成功"
          MessageBox MB_OK|MB_ICONINFORMATION "Visual C++ 运行库安装成功！"
        ${Else}
          MessageBox MB_OK|MB_ICONEXCLAMATION "Visual C++ 运行库安装失败，您可能需要手动安装。"
        ${EndIf}
        Delete "$TEMP\vc_redist.x64.exe"
      ${Else}
        MessageBox MB_OK|MB_ICONEXCLAMATION "下载失败：$0$\n$\n您可以稍后手动下载安装 Visual C++ Redistributable。"
      ${EndIf}
      Goto doneVC

    skipVC:
      DetailPrint "用户跳过 Visual C++ Redistributable 安装"

    doneVC:
  ${Else}
    DetailPrint "Visual C++ Redistributable 已安装"
  ${EndIf}
!macroend