ns.potapov/PIbd-31_PotapovNS_COP_20
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переписал обработку при изменении itemcheck

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теперь обрабатывается после срабатывания
This commit is contained in:
ker73rus 2024-12-11 14:39:27 +04:00
parent 315c6f7249
commit 0221ad1e7a
5 changed files with 27 additions and 24 deletions
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2
WinFormSolution/Components/Components.csproj
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@ -7,7 +7,7 @@
<ImplicitUsings>enable</ImplicitUsings>
<GeneratePackageOnBuild>True</GeneratePackageOnBuild>
<Authors>ns.potapov</Authors>
<VersionPrefix>1.0.6</VersionPrefix>
<VersionPrefix>1.0.7</VersionPrefix>
<Version>$(VersionPrefix)</Version>
</PropertyGroup>

10
WinFormSolution/Components/UserControlCheckedList.Designer.cs generated
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@ -36,22 +36,20 @@
checkedListBox.Anchor = AnchorStyles.Top | AnchorStyles.Bottom | AnchorStyles.Left | AnchorStyles.Right;
checkedListBox.CheckOnClick = true;
checkedListBox.FormattingEnabled = true;
checkedListBox.Location = new Point(9, 8);
checkedListBox.Margin = new Padding(3, 4, 3, 4);
checkedListBox.Location = new Point(8, 6);
checkedListBox.Name = "checkedListBox";
checkedListBox.Size = new Size(509, 400);
checkedListBox.Size = new Size(446, 292);
checkedListBox.TabIndex = 0;
checkedListBox.ItemCheck += checkedListBox_ItemCheck;
//
// UserControlCheckedList
//
AutoScaleDimensions = new SizeF(8F, 20F);
AutoScaleDimensions = new SizeF(7F, 15F);
AutoScaleMode = AutoScaleMode.Font;
BackColor = Color.Firebrick;
Controls.Add(checkedListBox);
Margin = new Padding(3, 4, 3, 4);
Name = "UserControlCheckedList";
Size = new Size(527, 415);
Size = new Size(461, 311);
ResumeLayout(false);
}

33
WinFormSolution/Components/UserControlCheckedList.cs
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@ -1,4 +1,5 @@
using Components.Exceptions;
using System.Windows.Forms;
namespace Components
{
@ -44,15 +45,15 @@ namespace Components
}
}
}
public List<string> CheckedItems
public List<string> CheckedItemss
{
get
{
List<string> list = new List<string>();
foreach(var item in checkedListBox.CheckedItems )
foreach (var item in checkedListBox.CheckedItems)
{
list.Add(item.ToString());
}
}
return list;
}
set
@ -84,20 +85,24 @@ namespace Components
}
private void checkedListBox_ItemCheck(object sender, ItemCheckEventArgs e)
{
if (checkedListBox.CheckedItems.Count > MaxCheckedItemsCount)
this.BeginInvoke((MethodInvoker)(
() =>
{
if (typeOfMaxChecked == Types.Exception)
if (checkedListBox.CheckedItems.Count > MaxCheckedItemsCount)
{
checkedListBox.SetItemChecked(e.Index, false);
throw new MaxCheckedItemsCountExceedException("Превышено максимальное число выбранных элементов");
if (typeOfMaxChecked == Types.Exception)
{
MessageBox.Show("Превышено максимальное число выбранных элементов");
checkedListBox.SetItemChecked(e.Index, false);
}
else if (typeOfMaxChecked == Types.DeleteFirst)
{
checkedListBox.SetItemCheckState(checkedListBox.Items.IndexOf(CheckedItem), CheckState.Unchecked);
}
}
else if (typeOfMaxChecked == Types.DeleteFirst)
{
checkedListBox.SetItemChecked(0, false);
}
}
_onCheckedItemChangedEvent?.Invoke(sender, e);
_onCheckedItemChangedEvent?.Invoke(sender, e);
}));
}
}
}

4
WinFormSolution/WinFormsApp/FormVisual.cs
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@ -18,8 +18,8 @@ namespace WinFormsApp
list.Add("Çíàòü");
list.Add("C#");
userControlCheckedList.SetCheckedListBoxValues(list);
userControlCheckedList.CheckedItem = list[3];
userControlCheckedList.MaxCheckedItemsCount = 3;
userControlCheckedList.ChangeTypeOfMaxChecked(Components.Types.DeleteFirst);
}
private void buttonClearList_Click(object sender, EventArgs e)

2
WinFormSolution/WinFormsApp/Program.cs
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@ -11,7 +11,7 @@ namespace WinFormsApp
// To customize application configuration such as set high DPI settings or default font,
// see https://aka.ms/applicationconfiguration.
ApplicationConfiguration.Initialize();
Application.Run(new FormNoVisual());
Application.Run(new FormVisual());
}
}
}