RegionComparisonTool/RegionComparisonTool/MainForm.cs

using DevExpress.XtraEditors;
using DevExpress.XtraTab;
using RegionComparisonTool.Views;
using System;
using System.Drawing;
using System.Windows.Forms;

namespace RegionComparisonTool
{
    public partial class MainForm : Form
    {

        private SimpleButton _activeButton = null;
        private BaseView _currForm = null;
        private RcForm _rcForm = null;
        public MainForm()
        {
            InitializeComponent();

            RCMenu.Click += Menu_Click;
            XtraTabControl.SizeChanged += XtraTabControl_SizeChanged;
        }

        private void XtraTabControl_SizeChanged(object sender, EventArgs e)
        {
            // 调整当前活动标签页中的窗体大小
            if (XtraTabControl.SelectedTabPage != null)
            {
                AdjustFormSizeInTabPage(XtraTabControl.SelectedTabPage);
            }
        }
        private void AdjustFormSizeInTabPage(XtraTabPage tabPage)
        {
            if (tabPage.Controls.Count > 0 && tabPage.Controls[0] is Form childForm)
            {
                this._rcForm.Size = tabPage.ClientSize;
                ButtonMenuCommon();
            }
        }


        private void Menu_Click(object sender, EventArgs e)
        {
            if(this._activeButton != null)
            {
                this._activeButton.ForeColor = Color.White;
                this._activeButton.BackColor = Color.Transparent;
                this._activeButton.ButtonStyle = DevExpress.XtraEditors.Controls.BorderStyles.NoBorder;
            }
            this._activeButton = (sender as SimpleButton);
            this.ButtonMenuCommon();
        }

        private void ButtonMenuCommon()
        {
            this._currForm = null;
            switch (this._activeButton.Text)
            {
                case "区域检验申请对照":
                    this._currForm = new RcForm();
                    this._rcForm = (RcForm)this._currForm;
                    break;
                default:
                    break;
            }

            if (this._currForm == null) return;

            this._activeButton.ForeColor = Color.Red;
            this._activeButton.BackColor = Color.WhiteSmoke;
            this._activeButton.ButtonStyle = DevExpress.XtraEditors.Controls.BorderStyles.Simple;

            var tabPage = new DevExpress.XtraTab.XtraTabPage
            {
                Text = this._activeButton.Text,
                Name = "MainTabPage"
            };
            this._currForm.TopLevel = false;
            this._currForm.FormBorderStyle = FormBorderStyle.None;
            this._currForm.Text = this._activeButton.Text;
            this._currForm.Dock = DockStyle.Fill;
            tabPage.Controls.Add(this._currForm);
            XtraTabControl.TabPages.Add(tabPage);
            XtraTabControl.TabPages.RemoveAt(0);
            this._currForm.Show();

            // 立即调整大小
            this._currForm.Size = tabPage.ClientSize;
        }
    }
}