回答編集履歴
3
修正
answer
CHANGED
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@@ -72,7 +72,7 @@
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72
72
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{
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73
73
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if (!(sender is Label label)) return;
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74
74
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tableLayoutPanel.Controls.Remove(label);
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75
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-
label.
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75
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+
label.Dispose();
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76
76
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}
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77
77
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}
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78
78
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}
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2
修正
answer
CHANGED
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@@ -72,6 +72,7 @@
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72
72
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{
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73
73
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if (!(sender is Label label)) return;
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74
74
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tableLayoutPanel.Controls.Remove(label);
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75
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+
label.Disposed();
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75
76
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}
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76
77
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}
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77
78
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}
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1
追記
answer
CHANGED
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@@ -1,3 +1,78 @@
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1
1
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TableLayoutPanel と Label を使うのが手軽かもしれません。
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2
2
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3
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-
[TableLayoutPanelコントロールを使って、コントロールを表形式で整列させる - .NET Tips (VB.NET,C#...)](https://dobon.net/vb/dotnet/control/tlbeginning.html)
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3
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+
[TableLayoutPanelコントロールを使って、コントロールを表形式で整列させる - .NET Tips (VB.NET,C#...)](https://dobon.net/vb/dotnet/control/tlbeginning.html)
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4
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+
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5
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+
# 追記
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6
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+
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7
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+
サンプルです。デザイナで作る説明をするのが面倒だったので全部コードで行っていますが、実際にはデザイナを使って作ってください。
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8
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+
ボタンを押すとラベルが増え、ラベルをクリックするとそのラベルは消えます。
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9
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+
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10
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+
```C#
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11
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+
using System;
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12
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+
using System.Windows.Forms;
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13
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+
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14
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+
namespace WindowsFormsApp1
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15
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+
{
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16
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public partial class Form1 : Form
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17
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{
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18
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private TableLayoutPanel tableLayoutPanel;
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19
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+
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20
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public Form1()
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21
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+
{
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22
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InitializeComponent();
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23
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var clientPanel = new Panel()
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24
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+
{
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25
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+
Dock = DockStyle.Fill,
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26
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AutoScroll = true,
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27
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Parent = this,
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28
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};
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29
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+
tableLayoutPanel = new TableLayoutPanel()
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30
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+
{
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31
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Dock = DockStyle.Top,
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32
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+
AutoSize = true,
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33
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+
ColumnCount = 5,
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34
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RowCount = 0,
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35
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+
GrowStyle = TableLayoutPanelGrowStyle.AddRows,
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36
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+
Parent = clientPanel,
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37
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+
};
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38
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+
for (int i = 0; i < tableLayoutPanel.ColumnCount; i++)
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39
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+
{
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40
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+
tableLayoutPanel.ColumnStyles.Add(new ColumnStyle(SizeType.Percent, 100 / tableLayoutPanel.ColumnCount));
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41
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+
}
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42
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+
var controlPanel = new Panel()
|
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43
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+
{
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44
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+
Dock = DockStyle.Top,
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45
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+
AutoSize = true,
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46
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+
Parent = this,
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47
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+
};
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48
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+
var button = new Button()
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49
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{
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50
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Text = "Click",
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51
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Width = 96,
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52
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Height = 21,
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53
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+
Parent = controlPanel
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54
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+
};
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55
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button.Click += Button_Click;
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56
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+
}
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57
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+
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58
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+
private int labelCount = 1;
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59
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+
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60
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+
private void Button_Click(object sender, EventArgs e)
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61
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+
{
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62
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+
var label = new Label()
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63
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+
{
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64
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+
Text = $"Label{labelCount}",
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65
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Parent = tableLayoutPanel,
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66
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+
};
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67
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+
label.Click += Label_Click;
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68
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+
labelCount++;
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69
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+
}
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70
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+
|
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71
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+
private void Label_Click(object sender, EventArgs e)
|
|
72
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+
{
|
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73
|
+
if (!(sender is Label label)) return;
|
|
74
|
+
tableLayoutPanel.Controls.Remove(label);
|
|
75
|
+
}
|
|
76
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+
}
|
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77
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+
}
|
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78
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+
```
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