c# 窗体切换子页面

[失落的神庙]

最近有很多淫问了关于窗体切换子页面的问题
闪。是主要的一个问题
我帖一下我的窗体切换

using System;
using System.Collections.Generic;
using System.Text;

using System.Windows.Forms;
using System.Drawing;
using System.Runtime.InteropServices;

namespace DCUI
{
    /// <summary>
    /// 加载Tab页样式和事件
    /// </summary>
    public class m_DisTabImg
    {
        /// <summary>
        /// 显示Tab页----容器tag保存当前显示索引
        /// </summary>
        /// <param name="SetForm">窗体</param>
        /// <param name="AddFormContrl">加载窗体控件容器</param>
        /// <param name="AddForm">加载的form集合</param>
        /// <param name="TabImg">图片(原始、选中、经过)</param>
        /// <param name="TabText">显示文字</param>
        /// <param name="TabTextColor">文字三种颜色(原始、选中、经过)可为空</param>
        /// <param name="TabStartPoint">开始坐标</param>
        /// <param name="TabSpacing">各Tab页间距</param>
        /// <param name="FormKey">钥匙</param>
        /// <returns>设置是否成功</returns>
        public static bool SetTabImg
            (
            Form SetForm//窗体
            ,Control AddFormContrl//加载窗体控件容器
            ,Form[] AddForm//加载的form
            ,List<Image[]> TabImg//图片(原始、选中、经过)
            ,string[] TabText//显示文字
            , Color[] TabTextColor//文字三种颜色(原始、选中、经过)
            ,Point TabStartPoint//开始坐标
            , int TabSpacing//各Tab页间距
            )
        {
            List<Label> TabPags_labl = new List<Label>();

            if (!(AddForm.Length == TabImg.Count && TabImg.Count == TabText.Length))
                return false;
            AddForm[0].Tag = 0;

            //加载所有窗体
            foreach (Form i in AddForm)
            {
                i.FormBorderStyle = FormBorderStyle.None;
                i.Dock = DockStyle.Fill;
                i.TopLevel = false;
                i.Visible = false;
                AddFormContrl.Controls.Add(i);
            }

            for (int i = 0; i < TabText.Length; i++)
            {
                Label TabImg_lable = new Label();

                TabImg_lable.Tag = i;//i

                #region 排版
                TabImg_lable.AutoSize = false;
                TabImg_lable.TextAlign = ContentAlignment.BottomCenter;
                if (TabTextColor != null && TabTextColor.Length == TabText.Length * 3)
                    TabImg_lable.ForeColor = TabTextColor[i * 3];
                TabImg_lable.Location = new Point(TabStartPoint.X + i * (TabSpacing + TabImg[Convert.ToInt32(TabImg_lable.Tag)][0].Width), TabStartPoint.Y);
                TabImg_lable.Text = TabText[i];
                if (TabImg[i].Length > 1)
                {
                    TabImg_lable.Width = TabImg[i][0].Width;
                    TabImg_lable.Height = TabImg[i][0].Height;
                    if (Convert.ToInt32(TabImg_lable.Tag) == 0 && i == 0)
                        TabImg_lable.Image = TabImg[0][1];
                    else
                        TabImg_lable.Image = TabImg[i][0];
                }
                #endregion

                TabImg_lable.Click += delegate 
                {
                    AddForm[0].Tag = Convert.ToInt32(TabImg_lable.Tag);//i
                    if (TabImg[Convert.ToInt32(TabImg_lable.Tag)].Length > 2)
                    {
                        TabImg_lable.Image = TabImg[Convert.ToInt32(TabImg_lable.Tag)][1];
                        try
                        {
                            UnLockUnCheckTab(Convert.ToInt32(AddForm[0].Tag), TabPags_labl.ToArray(), TabImg);
                        }
                        catch { }
                    }
                    if (TabTextColor != null && TabTextColor.Length == TabText.Length * 3)
                        TabImg_lable.ForeColor = TabTextColor[Convert.ToInt32(TabImg_lable.Tag) * 3 + 1];
                    if (AddForm[Convert.ToInt32(TabImg_lable.Tag)] != null)
                    {
                        AddForm[Convert.ToInt32(TabImg_lable.Tag)].Visible = true;
                        for (int f = 0; f < AddForm.Length; f++)
                        {
                            if (f == Convert.ToInt32(TabImg_lable.Tag))
                                continue;
                            AddForm[f].Visible = false;
                        }
                    }
                };
                if (TabImg[i].Length > 0)
                    TabImg_lable.MouseMove += delegate
                    {
                        if (Convert.ToInt32(AddForm[0].Tag) != Convert.ToInt32(TabImg_lable.Tag))//i
                        {
                            if (TabTextColor != null && TabTextColor.Length == TabText.Length * 3)
                                TabImg_lable.ForeColor = TabTextColor[Convert.ToInt32(TabImg_lable.Tag) * 3 + 2];
                            TabImg_lable.Image = TabImg[Convert.ToInt32(TabImg_lable.Tag)][2];
                        }
                    };
                if (TabImg[i].Length > 2)
                    TabImg_lable.MouseLeave += delegate
                    {
                        if (Convert.ToInt32(AddForm[0].Tag) != Convert.ToInt32(TabImg_lable.Tag))//i
                        {
                            if (TabTextColor != null && TabTextColor.Length == TabText.Length * 3)
                                TabImg_lable.ForeColor = TabTextColor[Convert.ToInt32(TabImg_lable.Tag) * 3];
                            TabImg_lable.Image = TabImg[Convert.ToInt32(TabImg_lable.Tag)][0];
                        }
                    };

                TabPags_labl.Add(TabImg_lable);
                SetForm.Controls.Add(TabImg_lable);
                TabImg_lable.BringToFront();
            }
            //初始化显示
            //AddFormContrl.Controls.Clear();
            if (AddForm.Length > 0)
            {
                AddForm[0].Visible = true;
            }
            return true;
        }

        /// <summary>
        /// 还原未选中Tab页背景
        /// </summary>
        /// <param name="CheckedIndex">选中项索引</param>
        /// <param name="Tabs">所有Tab页 不能为空</param>
        /// <param name="TabsImg">所有Tab页图片 不能为空</param>
        /// <returns>设置是否成功</returns>
        public static bool UnLockUnCheckTab(int CheckedIndex,Label[] Tabs,List<Image[]> TabsImg)
        {
            try
            {
                for (int i = 0; i < Tabs.Length; i++)
                {
                    if (Convert.ToInt32(Tabs[i].Tag) != CheckedIndex)
                    {
                        if (TabsImg[i].Length > 0)
                            Tabs[i].Image = TabsImg[i][0];
                    }
                }
                return true;
            }
            catch { return false; }
        }


        //未完

[失落的神庙]

//接上

/// <summary>
/// 显示Tab页(lable已经设置好大小和文字排版)----容器tag保存当前显示索引
/// </summary>
/// <param name="SetForm">窗体</param>
/// <param name="TabImg">图片(原始、选中、经过)</param>
/// <param name="TabLale">tab页 lable集合</param>
/// <param name="TabTextColor">文字三种颜色(原始、选中、经过)可为空</param>
/// <param name="TabStartPoint">开始坐标</param>
/// <param name="TabSpacing">各Tab页间距</param>
/// <param name="totag">当前显示窗体索引</param>
/// <param name="FormKey">钥匙</param>
/// <returns>设置是否成功</returns>
public static bool SetTabImg
(
Form SetForm//窗体
, List<Image[]> TabImg//图片(原始、选中、经过)
,Label[] TabLale//tab页 lable集合
,Label[] TxtLabel
,int lblWidth//lable宽度
,int lblHeight//label高度
, Color[] TabTextColor//文字三种颜色(原始、选中、经过)
, Point TabStartPoint//开始坐标
, int TabSpacing//各Tab页间距
,Label totag
)
{

if (TabLale == null || TabLale.Length == 0 || TxtLabel == null)
return false;
totag.Tag = 0;

for (int i = 0; i < TabLale.Length; i++)
{
Label TabImg_lable = TabLale[i];
Label Txt_label = TxtLabel[i];

TabImg_lable.Tag = i; //i

//鼠标经过事件
if (TabImg[i].Length > 0)
{
TabImg_lable.MouseMove += delegate
{
if (Convert.ToInt32(totag.Tag) != Convert.ToInt32(TabImg_lable.Tag))//i
{
TabImg_lable.Image = TabImg[Convert.ToInt32(TabImg_lable.Tag)][2];
}
};
Txt_label.MouseMove += delegate
{
if (Convert.ToInt32(totag.Tag) != Convert.ToInt32(TabImg_lable.Tag))//i
{
if (TabTextColor != null && TabTextColor.Length == TxtLabel.Length * 3)
Txt_label.ForeColor = TabTextColor[Convert.ToInt32(TabImg_lable.Tag) * 3 + 2];
TabImg_lable.Image = TabImg[Convert.ToInt32(TabImg_lable.Tag)][2];
}
};
}

//鼠标离开事件
if (TabImg[i].Length > 2)
{
TabImg_lable.MouseLeave += delegate
{
if (Convert.ToInt32(totag.Tag) != Convert.ToInt32(TabImg_lable.Tag))//i
{
if (TabTextColor != null && TabTextColor.Length == TabLale.Length * 3)
TabImg_lable.ForeColor = TabTextColor[Convert.ToInt32(TabImg_lable.Tag) * 3];
TabImg_lable.Image = TabImg[Convert.ToInt32(TabImg_lable.Tag)][0];
}
};
Txt_label.MouseLeave += delegate
{
if (Convert.ToInt32(totag.Tag) != Convert.ToInt32(TabImg_lable.Tag))//i
{
if (TabTextColor != null && TabTextColor.Length == TabLale.Length * 3)
Txt_label.ForeColor = TabTextColor[Convert.ToInt32(TabImg_lable.Tag) * 3];
TabImg_lable.Image = TabImg[Convert.ToInt32(TabImg_lable.Tag)][0];
}
};
}
}
return true;
}

[DllImport("user32")]
private static extern int SendMessage(IntPtr hwnd, int wMsg, int wParam, IntPtr lParam);
private const int WM_SETREDRAW = 0xB;
}
}

//PS:
SendMessage(AddClientContrl.Handle, WM_SETREDRAW, 1, IntPtr.Zero);//关闭AddClientContrl控件重绘
//必要条件。如果是panel 得先关掉显示滚动条 需要重绘的时候再开启显示滚动条 其余控件的滚动条我暂时还没测试,如果不关闭，则不关闭该控件重绘

SendMessage(AddClientContrl.Handle, WM_SETREDRAW, 1, IntPtr.Zero);//开启AddClientContrl控件重绘
AddClientContrl.Refresh();//重绘AddClientContrl控件

//以上API可以基本满足个别对UI很挑剔的人使用