/
Form1.cs
153 lines (134 loc) · 5.54 KB
/
Form1.cs
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
using System;
using System.ComponentModel;
using System.Windows.Forms;
using WindowsFormsApp1.Member;
namespace WindowsFormsApp1
{
public partial class Form1 : Form
{
private static readonly string DateTimeFormat = "yyyy/MM/dd hh:mm:ss";
private bool _isDelete;
private int _previousBindingPosition;
private InsertRequest _previousInsertRequest;
public Form1()
{
this.InitializeComponent();
var insertRequestBinding = this.InsertRequest_BindingSource;
var insertRequestGrid = this.InsertRequest_DataGridView;
insertRequestGrid.MultiSelect = false;
insertRequestGrid.SelectionMode = DataGridViewSelectionMode.FullRowSelect;
insertRequestBinding.DataSource = new BindingList<InsertRequest>
{
new InsertRequest
{
Id = Guid.NewGuid(), Age = 20, Birthday = DateTime.Now, Name = "yao"
}
};
this.SetPreviousRow();
this.Id_TextBox.Click += this.Id_TextBox_Click;
this.Birthday_DateTimePicker.Format = DateTimePickerFormat.Custom;
this.Birthday_DateTimePicker.CustomFormat = DateTimeFormat;
this.Birthday_DateTimePicker.ValueChanged += this.Birthday_DateTimePicker_ValueChanged;
}
private void Add_Button_Click(object sender, EventArgs e)
{
this.InsertRequest_BindingSource.AddNew();
this.Birthday_DateTimePicker.CustomFormat = " ";
}
private void Birthday_DateTimePicker_ValueChanged(object sender, EventArgs e)
{
this.Birthday_DateTimePicker.CustomFormat = DateTimeFormat;
}
private void Delete_Button_Click(object sender, EventArgs e)
{
this._isDelete = true;
this.InsertRequest_BindingSource.RemoveCurrent();
}
private void Form2_Load(object sender, EventArgs e)
{
this.RegisterChangeRowEvent(true);
}
private void Id_TextBox_Click(object sender, EventArgs e)
{
var textBox = (TextBox) sender;
if (string.IsNullOrWhiteSpace(textBox.Text))
{
textBox.Text = Guid.NewGuid().ToString();
}
}
private void InsertRequest_BindingSource_PositionChanged(object sender, EventArgs e)
{
var insertRequestBinding = (BindingSource) sender;
var insertRequest = this._previousInsertRequest;
var errorProvider = this.ErrorProvider;
if (this._isDelete)
{
this._isDelete = false;
this.SetPreviousRow();
this.StayCurrentRow();
errorProvider.Clear();
return;
}
insertRequestBinding.EndEdit();
this.RegisterChangeRowEvent(false);
var isValid = this.ValidateControl(insertRequest, errorProvider, out var errorValidationResults);
if (!isValid)
{
this.StayCurrentRow();
this.RegisterChangeRowEvent(true);
return;
}
this.RegisterChangeRowEvent(true);
this.SetPreviousRow();
}
private void InsertRequest_DataGridView_SelectionChanged(object sender, EventArgs e)
{
if (this._isDelete)
{
this._isDelete = false;
return;
}
this.RegisterChangeRowEvent(false);
this.StayCurrentRow();
this.RegisterChangeRowEvent(true);
}
private void RegisterChangeRowEvent(bool isRegister)
{
var requestBinding = this.InsertRequest_BindingSource;
var dataGridView = this.InsertRequest_DataGridView;
if (isRegister)
{
requestBinding.PositionChanged += this.InsertRequest_BindingSource_PositionChanged;
dataGridView.SelectionChanged += this.InsertRequest_DataGridView_SelectionChanged;
}
else
{
requestBinding.PositionChanged -= this.InsertRequest_BindingSource_PositionChanged;
dataGridView.SelectionChanged -= this.InsertRequest_DataGridView_SelectionChanged;
}
}
private void SetPreviousRow()
{
var insertRequestBinding = this.InsertRequest_BindingSource;
this._previousBindingPosition = insertRequestBinding.Position;
this._previousInsertRequest = insertRequestBinding.Current as InsertRequest;
if (this._previousInsertRequest.Birthday.HasValue)
{
this.Birthday_DateTimePicker.CustomFormat = DateTimeFormat;
}
}
private void StayCurrentRow()
{
var insertRequestGrid = this.InsertRequest_DataGridView;
var insertRequestBind = this.InsertRequest_BindingSource;
insertRequestGrid.ClearSelection();
//insertRequestGrid
// .Rows[this._previousBindingPosition]
// .Selected = true;
insertRequestGrid.Rows[this._previousBindingPosition].Selected = true;
var previousCell = insertRequestGrid[0, this._previousBindingPosition];
insertRequestGrid.CurrentCell = previousCell;
insertRequestBind.Position = this._previousBindingPosition;
}
}
}