程序需要改变窗口的背景和大小当前代码:
private: System::Void новичокToolStripMenuItem_Click(System::Object^ sender, System::EventArgs^ e)
{
//9*9
this->Height = 360;
this->Width = 300;
this->BackgroundImage = (cli::safe_cast<System::Drawing::Image^>(resources->GetObject(L"$this.BackgroundImage")));
this->BackgroundImageLayout = System::Windows::Forms::ImageLayout::Stretch;
}
如何在不进入元素属性的情况下使用此功能?

找到了正确的解决方案
地址格式(文件名输入选项)