GTDTimeManager/GTD Time Manager/FormMain.cs

using GTD_Time_Manager.Forms;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace GTD_Time_Manager
{
    public partial class FormMain : Form
    {
        private Form formOverView = null;
        private Form formCollectionBox = null;
        private Form formAboutGTD=null;
        private Form formNextStep = null;
        private Form formWaitItem = null;
        private Form formCaladerItem = null;
        private Form formProject = null;
        private Form formTrashbox = null;
        private Form formOneDayInFeture=null;
        private Form formRefDoc = null;

        public FormMain()
        {
            InitializeComponent();
        }

        private void FormMain_Load(object sender, EventArgs e)
        {
            this.uiTreeViewControl_main.ExpandAll();
            SwitchPanel(ref formCollectionBox, typeof(FormCollectionBox));
        }


        /// <summary>
        /// 切换窗口
        /// </summary>
        /// <param name="form_instant">窗口实例</param>
        /// <param name="t">窗口Type</param>
        private void SwitchPanel(ref Form form_instant, Type t)
        {
            //移除全部控件
            int controls_count = panel_main.Controls.Count;
            for (int i = 0; i < controls_count; i++)
            {
                panel_main.Controls.RemoveAt(i);
            }

            if (form_instant == null || form_instant.IsDisposed)
            {
                form_instant = Activator.CreateInstance(t, this) as Form;
            }
            form_instant.FormBorderStyle = FormBorderStyle.None; // 无边框
            form_instant.TopLevel = false; // 不是最顶层窗体
            form_instant.SendToBack();
            panel_main.Controls.Add(form_instant);  // 添加到 Panel中
            form_instant.Dock = DockStyle.Fill;
            form_instant.Show();     // 显示
            (form_instant as BaseForm).RefreshALL();
        }

        private void uiTreeViewControl_main_MouseClick(object sender, MouseEventArgs e)
        {

            TreeNode stn = uiTreeViewControl_main.SelectedNode;

            // 存在选中项目
            if (stn != null && stn.Level == 1)
            {
                string controlType = stn.Text;
                switch (controlType)
                {
                    case "总体概览":
                        SwitchPanel(ref formOverView, typeof(FormOverView));
                        break;
                    case "收集箱":
                        SwitchPanel(ref formCollectionBox, typeof(FormCollectionBox));
                        break;
                    case "下一步行动":
                        SwitchPanel(ref formNextStep, typeof(FormNextStep));
                        break;
                    case "日程待办":
                        SwitchPanel(ref formCaladerItem, typeof(FormCaladerItem));
                        break;
                    case "等待事项":
                        SwitchPanel(ref formWaitItem, typeof(FormWaitItem));
                        break;
                    case "项目（策划）":
                        SwitchPanel(ref formProject, typeof(FormProject));
                        break;
                    case "垃圾箱":
                        SwitchPanel(ref formTrashbox, typeof(FormTrashBox));
                        break;
                    case "未来某天":
                        SwitchPanel(ref formOneDayInFeture, typeof(FormOneDayInFuture));
                        break;
                    case "参考资料":
                        SwitchPanel(ref formRefDoc, typeof(FormRefDoc));
                        break;
                    case "GTD说明":
                        SwitchPanel(ref formAboutGTD, typeof(FormAboutGTD));
                        break;
                    
                        


                }

            }

        }

        private void notifyIcon1_MouseDoubleClick(object sender, MouseEventArgs e)
        {
            if (this.WindowState == FormWindowState.Normal)
            {
                this.WindowState = FormWindowState.Minimized;
                this.Hide();
            }
            else if (this.WindowState == FormWindowState.Minimized)
            {
                this.Show();
                this.WindowState = FormWindowState.Normal;
                this.Activate();
            }
        }

        private void FormMain_SizeChanged(object sender, EventArgs e)
        {
            if (this.WindowState == FormWindowState.Minimized)
            {
                this.Hide(); //或者是this.Visible = false;
                this.notifyIcon1.Visible = true;
            }
        }

        private void 显示ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            this.Show();
            this.WindowState = FormWindowState.Normal;
            this.Activate();
        }
    }
}