public static void Main2()
{
#region 演示一：动态生成类。
//生成一个类t。
Type t = ClassDynamicCreater.BuildType("MyClass");
#endregion
#region 演示二：动态添加属性到类。
//先定义两个属性。
List <CustPropertyInfo> lcpi = new List <CustPropertyInfo>();
CustPropertyInfo cpi;
cpi = new CustPropertyInfo("System.String", "S1");
lcpi.Add(cpi);
cpi = new CustPropertyInfo("System.String", "S2");
lcpi.Add(cpi);
//再加入上面定义的两个属性到我们生成的类t。
t = ClassDynamicCreater.AddProperty(t, lcpi);
//把它显示出来。
DispProperty(t);
//再定义三个属性。
lcpi.Clear();
cpi = new CustPropertyInfo(SystemDataType.Int, "I1"); //"System.Int32"
lcpi.Add(cpi);
cpi = new CustPropertyInfo("System.Int32", "I2");
lcpi.Add(cpi);
cpi = new CustPropertyInfo("System.Object", "O1");
lcpi.Add(cpi);
//再加入上面定义的三个属性到我们生成的类t。
t = ClassDynamicCreater.AddProperty(t, lcpi);
//再把它显示出来，看看有没有增加到5个属性。
DispProperty(t);
#endregion
#region 演示三：动态从类里删除属性。
//把'S1'属性从类t中删除。
t = ClassDynamicCreater.DeleteProperty(t, "S1");
//显示出来，可以看到'S1'不见了。
DispProperty(t);
#endregion
#region 演示四：动态获取和设置属性值。
//先生成一个类t的实例o。
object o = ClassDynamicCreater.CreateInstance(t);
//给S2,I2,O1属性赋值。
ClassDynamicCreater.SetPropertyValue(o, "S2", "abcd");
ClassDynamicCreater.SetPropertyValue(o, "I2", 1234);
ClassDynamicCreater.SetPropertyValue(o, "O1", 7.5);
//再把S2,I2,01的属性值显示出来。
Console.WriteLine("S2 = {0}", ClassDynamicCreater.GetPropertyValue(o, "S2"));
Console.WriteLine("I2 = {0}", ClassDynamicCreater.GetPropertyValue(o, "I2"));
Console.WriteLine("O1 = {0}", ClassDynamicCreater.GetPropertyValue(o, "O1"));
#endregion
#region 演示五：类嵌套设置属性值
Type t2 = ClassDynamicCreater.BuildType("MyClass2");
List <CustPropertyInfo> lcpi2 = new List <CustPropertyInfo>();
CustPropertyInfo cpi2;
//cpi2 = new CustPropertyInfo(t.FullName, "mc"); //t2类中加入一个t属性
cpi2 = new CustPropertyInfo(t, "MC"); //t2类中加入一个t属性
lcpi2.Add(cpi2);
TypeInfo tInfo = t.GetTypeInfo();
//t2类中加入一个t类的列表属性
//cpi2 = new CustPropertyInfo(typeof(List<>), "MCL");
cpi2 = new CustPropertyInfo(typeof(List <>), t, "MCL");
lcpi2.Add(cpi2);
t2 = ClassDynamicCreater.AddProperty(t2, lcpi2);
DispProperty(t2);
//先生成一个类t2的实例o。
object o2 = ClassDynamicCreater.CreateInstance(t2);
//给MC属性赋值。
ClassDynamicCreater.SetPropertyValue(o2, "MC", o); //o是类t的一个实例
//给MCL属性赋值。
dynamic Dynamic = ClassDynamicCreater.CreateGeneric(typeof(List <>), t);
//object o = ClassDynamicCreater.CreateInstance(t);
dynamic o1 = o;
Dynamic.Add(o1);
ClassDynamicCreater.SetPropertyValue(o2, "MCL", Dynamic);
//再把mc属性值显示出来。
Console.WriteLine("MC = {0}", ClassDynamicCreater.GetPropertyValue(o2, "MC"));
#endregion
object genericList = ClassDynamicCreater.CreateGeneric(typeof(List <>), typeof(StudentTest));
dynamic dynamic = genericList;
dynamic.Add(new StudentTest());
Console.Read();
}
public Control CreateSettingControl(CustClassInfo item)
{
XtraUserControl xtraUserControl = new XtraUserControl();
xtraUserControl.AutoScroll = true;
xtraUserControl.Dock = DockStyle.Fill;
xtraUserControl.Text = item.ClassName;
SimpleButton button = new SimpleButton()
{
Text = "导出报表"
};
button.Appearance.Font = new System.Drawing.Font("微软雅黑", 15F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
button.Appearance.Options.UseFont = true;
button.Dock = System.Windows.Forms.DockStyle.Bottom;
button.Location = new System.Drawing.Point(0, 0);
button.Size = new System.Drawing.Size(240, 50);
xtraUserControl.Controls.Add(button);
ProgressBarControl progressBar = new ProgressBarControl();
progressBar.Dock = DockStyle.Bottom;
progressBar.Properties.Appearance.BackColor = System.Drawing.Color.Gainsboro;
progressBar.Properties.EndColor = System.Drawing.Color.FromArgb(((int)(((byte)(192)))), ((int)(((byte)(255)))), ((int)(((byte)(255)))));
progressBar.Properties.LookAndFeel.Style = DevExpress.LookAndFeel.LookAndFeelStyle.Flat;
progressBar.Properties.LookAndFeel.UseDefaultLookAndFeel = false;
progressBar.Properties.StartColor = System.Drawing.Color.FromArgb(((int)(((byte)(192)))), ((int)(((byte)(255)))), ((int)(((byte)(192)))));
progressBar.Size = new System.Drawing.Size(240, 30);
xtraUserControl.Controls.Add(progressBar);
//XtraForm form = new XtraForm();
if (item.ListOrSingle)
{
GridView gv = new GridView();
gv.OptionsView.ShowGroupPanel = false;
gv.OptionsView.NewItemRowPosition = NewItemRowPosition.Top;
gv.OptionsView.ShowFooter = true;
GridControl gc = new GridControl();
gc.Dock = DockStyle.Fill;
gc.MainView = gv;
gc.ViewCollection.AddRange(new DevExpress.XtraGrid.Views.Base.BaseView[] { gv });
gv.GridControl = gc;
if (item.ClassType == null) //如果还嵌套List
{
GridView gvSub = new GridView(); //最多嵌套两层
gvSub.OptionsView.ShowGroupPanel = false;
gvSub.OptionsView.NewItemRowPosition = NewItemRowPosition.Top;
gvSub.OptionsView.ShowFooter = true;
gvSub.GridControl = gc;
}
object genericList = ClassDynamicCreater.CreateGeneric(typeof(BindingList <>), item.ClassType);
if (item.DataSourceTag == null || item.DataSourceTag.GetType() != genericList.GetType())
{
item.DataSourceTag = genericList;
}
//IBindingList ibl = item.DataSourceTag as IBindingList;
gc.DataSource = item.DataSourceTag;
//form.Controls.Add(gc);
xtraUserControl.Controls.Add(gc);
button.Click += (o, e) =>
{
if (!Directory.Exists(ExportDirectory))
{
Directory.CreateDirectory(ExportDirectory);
}
progressBar.Position = 0;
gv.ExportToXlsx($@"{ExportDirectory}{item.ClassName}.xlsx");
progressBar.Position = 100;
Task.Run(() =>
{
Process.Start("explorer.exe", ExportDirectory);
});
};
}
else
{
PropertyGridControl pc = new PropertyGridControl();
pc.Dock = DockStyle.Fill;
pc.SelectedObject = item.Instance;
//form.Controls.Add(pc);
xtraUserControl.Controls.Add(pc);
button.Click += (o, e) =>
{
if (!Directory.Exists(ExportDirectory))
{
Directory.CreateDirectory(ExportDirectory);
}
progressBar.Position = 0;
pc.ExportToXlsx($@"{ExportDirectory}{item.ClassName}.xlsx");
progressBar.Position = 100;
Task.Run(() =>
{
Process.Start("explorer.exe", ExportDirectory);
});
};
}
return(xtraUserControl);
}
private void 查看_ButtonClick(object sender, DevExpress.XtraEditors.Controls.ButtonPressedEventArgs e)
{
int i = this.gridView1.FocusedRowHandle;
if (i >= 0)
{
CustClassInfo item = CustClassManager.Instance.AllClasses[i];
XtraForm form = new XtraForm();
if (item.ListOrSingle)
{
GridView gv = new GridView();
gv.OptionsView.ShowGroupPanel = false;
gv.OptionsView.NewItemRowPosition = NewItemRowPosition.Top;
gv.OptionsView.ShowFooter = true;
GridControl gc = new GridControl();
gc.Dock = DockStyle.Fill;
gc.MainView = gv;
gc.ViewCollection.AddRange(new DevExpress.XtraGrid.Views.Base.BaseView[] { gv });
gv.GridControl = gc;
foreach (var itemP in item.ClassType.GetProperties())
{
Type typeP = itemP.PropertyType;
if (typeP.IsGenericType) //判断是否有属性为List<> //注意这里最多嵌套两层，三层或以上的情况懒得再递归了，一般最多两层
{
Type listSubType = typeP.GetGenericArguments()[0]; //如List<string>获取到string type
GridView gvSub = new GridView();
gvSub.OptionsView.ShowGroupPanel = false;
gvSub.OptionsView.NewItemRowPosition = NewItemRowPosition.Top;
gvSub.OptionsView.ShowFooter = true;
gvSub.GridControl = gc;
GridLevelNode gridLevelNode = new GridLevelNode();
gridLevelNode.LevelTemplate = gvSub;
gridLevelNode.RelationName = $@"{itemP.Name}";
gc.LevelTree.Nodes.AddRange(new GridLevelNode[] { gridLevelNode });
}
}
object genericList = ClassDynamicCreater.CreateGeneric(typeof(BindingList <>), item.ClassType);
if (item.DataSourceTag == null || item.DataSourceTag.GetType() != genericList.GetType())
{
item.DataSourceTag = genericList;
}
//IBindingList ibl = item.DataSourceTag as IBindingList;
gc.DataSource = item.DataSourceTag;
form.Controls.Add(gc);
}
else
{
PropertyGridControl pc = new PropertyGridControl();
pc.Dock = DockStyle.Fill;
pc.SelectedObject = item.Instance;
form.Controls.Add(pc);
}
form.ShowDialog();
}
}