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

namespace GZTW.WinForm.Controls
{
    public partial class TimePicker : Form
    {
        GZDateTimePicker _gzdt = null;
        public TimePicker(GZDateTimePicker GZDateTimePickerControl)
        {
            _gzdt = GZDateTimePickerControl;
            InitializeComponent();
            this.Location = MousePosition;
            DrawButtons();
            this.Text = _gzdt.DateTime.ToShortTimeString();
        }


        private void DrawButtons()
        {
            this.SuspendLayout();
            int nColumnWidth = 85;
            int nRowHeight = 29;
            int nButtonWidth = 75;
            int nButtonHeight = 23;
            int nNumberOfRows=14;
            int nNumberOfColumns=4;

            DateTime dt=new DateTime(DateTime.Now.Year,DateTime.Now.Month, DateTime.Now.Day,8,0,0);
            
            for(int row=0;row < nNumberOfRows; row ++)
            {
                for(int column=0;column < nNumberOfColumns; column++)
                {
                    Button b = new Button();                    
                    b.FlatAppearance.BorderSize = 0;
                    b.FlatStyle = System.Windows.Forms.FlatStyle.Flat;
                    b.Location = new System.Drawing.Point(column*nColumnWidth, row*nRowHeight);
                    b.Name = "btnRow" + row.ToString() + "Column" + column.ToString(); ;
                    b.Size = new System.Drawing.Size(nButtonWidth, nButtonHeight);
                    b.TabIndex = 0;
                    b.Text = dt.ToShortTimeString();
                    b.UseVisualStyleBackColor = true;
                    b.Tag = dt;
                    b.Click += new System.EventHandler(this.btn_Click);
                    Controls.Add(b);
                    dt = dt.AddMinutes(15);
                }
            }


            this.ResumeLayout(false);
        }

        private void btn_Click(object sender, EventArgs e)
        {
            DateTime dtOld = DateTime.Today;

            if (_gzdt.Value != null)
                dtOld = _gzdt.DateTime;

            DateTime dt=(DateTime)((Button)sender).Tag;
            DateTime dtNew = new DateTime(dtOld.Year,dtOld.Month,dtOld.Day,dt.Hour,dt.Minute,0);
            _gzdt.Value = dtNew;
            this.Close();
          

           
        }
    }
}