保存文件对话框：
SaveFileDialog sfd = new SaveFileDialog();
sfd.InitialDirectory = Path.GetDirectoryName(Application.ExecutablePath);
sfd.Filter = "文本文件|*.txt|配置文档|*.ini";
sfd.FileName = "newName";
if (sfd.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
// Do Save
}
选择文件对话框：
OpenFileDialog ofd = new OpenFileDialog();
ofd.InitialDirectory = Path.GetDirectoryName(Application.ExecutablePath);
ofd.Filter = "文本文件|*.txt|所有文件|*.*";
ofd.FileName = "";
if (ofd.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
}
信息提示弹框：
MessageBox.Show("这是一条测试信息");
if (MessageBox.Show("这是一条测试信息", "Attenation", MessageBoxButtons.YesNo) == DialogResult.Yes){}
文本输入弹框：
using Microsoft.VisualBasic;//引入命名空间
string newPlace = Interaction.InputBox("请输入信息!", "111", "222");