WinFormTools/WinformGeneralDeveloperFrame/ChildWinManagement.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using WinformGeneralDeveloperFrame.Commons;

namespace WinformGeneralDeveloperFrame
{
    public sealed class ChildWinManagement
    {
        private ChildWinManagement()
        {
        }

        public static bool ExistWin(Form MDIwin, string caption)
        {
            bool flag = false;
            foreach (Form mdiChild in MDIwin.MdiChildren)
            {
                if (mdiChild.Text == caption)
                {
                    flag = true;
                    mdiChild.Show();
                    mdiChild.Activate();
                    break;
                }
            }

            return flag;
        }

        public static Form LoadMdiForm(Form mainDialog, Type formType)
        {

            bool flag = false;
            Form form = (Form) null;
            foreach (Form mdiChild in mainDialog.MdiChildren)
            {
                if (mdiChild.GetType() == formType)
                {
                    flag = true;
                    form = mdiChild;
                    break;
                }
            }

            if (!flag)
            {
                form = (Form) Activator.CreateInstance(formType);
                form.MdiParent = mainDialog;
                form.Show();
            }

            form.BringToFront();
            form.Activate();
            return form;
        }
        public static Form LoadShowForm(Form mainDialog, Type formType,string caption)
        {

            bool flag = false;
            Form form = (Form)null;
            foreach (Form mdiChild in mainDialog.MdiChildren)
            {
                if (mdiChild.GetType() == formType)
                {
                    flag = true;
                    form = mdiChild;
                    break;
                }
            }

            if (!flag)
            {
                form = (Form)Activator.CreateInstance(formType);
                form.MdiParent = mainDialog;
                form.Show();
            }
            FrmShowForm frmShowForm=form as FrmShowForm;
            frmShowForm.Text = caption;
            MainForm manForm= mainDialog as MainForm;
            frmShowForm.mainform = manForm;
            form.BringToFront();
            form.Activate();
            return form;
        }
        public static void PopControlForm(Type control, string caption)
        {
            object instance = ReflectionUtil.CreateInstance(control);
            if (!typeof(Control).IsAssignableFrom(instance.GetType()))
                return;
            Form form = new Form();
            form.WindowState = FormWindowState.Maximized;
            form.ShowIcon = false;
            form.Text = caption;
            form.ShowInTaskbar = false;
            form.StartPosition = FormStartPosition.CenterScreen;
            Control control1 = instance as Control;
            control1.Dock = DockStyle.Fill;
            form.Controls.Add(control1);
            int num = (int) form.ShowDialog();
        }

        public static void PopDialogForm(Type type)
        {
            object instance = ReflectionUtil.CreateInstance(type);
            if (!typeof(Form).IsAssignableFrom(instance.GetType()))
                return;
            Form form = instance as Form;
            form.ShowInTaskbar = false;
            form.StartPosition = FormStartPosition.CenterScreen;
            int num = (int) form.ShowDialog();
        }
    }
}