创建新阵列并添加到列表中

Question

    $form1 = New-Object System.Windows.Forms.Form
    $button_cancel = New-Object System.Windows.Forms.Button
    $menulist = New-Object System.Windows.Forms.CheckedListBox
    $button_remove = New-Object System.Windows.Forms.Button
    $button_add = New-Object System.Windows.Forms.Button
    $button_open = New-Object System.Windows.Forms.Button
    $InitialFormWindowState = New-Object System.Windows.Forms.FormWindowState
    #endregion Generated Form Objects

    #----------------------------------------------
    #Generated Event Script Blocks
    #----------------------------------------------

    $button_add_OnClick = {
        #TODO: Place custom script here
    }


    $OnLoadForm_StateCorrection = {
        #Correct the initial state of the form to prevent the .Net maximized form issue
        $form1.WindowState = $InitialFormWindowState
    }

    #----------------------------------------------
    #region Generated Form Code
    $System_Drawing_Size = New-Object System.Drawing.Size
    $System_Drawing_Size.Height = 402
    $System_Drawing_Size.Width = 340
    $form1.ClientSize = $System_Drawing_Size
    $form1.DataBindings.DefaultDataSourceUpdateMode = 0
    $form1.Name = "form1"
    $form1.Text = "Office-Vorlagen Menu"
    $form1.add_Load($handler_form1_Load)

    $button_cancel.DataBindings.DefaultDataSourceUpdateMode = 0


    $menulist.DataBindings.DefaultDataSourceUpdateMode = 0
    $menulist.FormattingEnabled = $True
    $System_Drawing_Point = New-Object System.Drawing.Point
    $System_Drawing_Point.X = 12
    $System_Drawing_Point.Y = 24
    $menulist.Location = $System_Drawing_Point
    $menulist.Name = "menulist"
    $System_Drawing_Size = New-Object System.Drawing.Size
    $System_Drawing_Size.Height = 328
    $System_Drawing_Size.Width = 235
    #Speichert den Pfad in die Variable -Leaf zeigt nur den Dateinamen an und -Resolve referenziert auf den Pfad
    $template1 = Split-Path C:\Users\$Env:USERNAME\Documents\test.txt -Leaf -Resolve
    $template2 = Split-Path C:\Users\$Env:USERNAME\Documents\test2.txt -Leaf -Resolve
    $TemplateArray = $template1,$template2;
    $menulist.Items.AddRange($TemplateArray)
    $menulist.CheckedItems
    $menulist.Size = $System_Drawing_Size
    $menulist.TabIndex = 7

    $form1.Controls.Add($menulist)

    $button_remove.DataBindings.DefaultDataSourceUpdateMode = 0


    $button_add.DataBindings.DefaultDataSourceUpdateMode = 0

    $System_Drawing_Point = New-Object System.Drawing.Point
    $System_Drawing_Point.X = 253
    $System_Drawing_Point.Y = 154
    $button_add.Location = $System_Drawing_Point
    $button_add.Name = "button_add"
    $System_Drawing_Size = New-Object System.Drawing.Size
    $System_Drawing_Size.Height = 23
    $System_Drawing_Size.Width = 75
    $button_add.Size = $System_Drawing_Size
    $button_add.TabIndex = 2
    $button_add.Text = "Add"
    $button_add.UseVisualStyleBackColor = $True
    $button_add.add_Click($button_add_OnClick)

    $form1.Controls.Add($button_add)

    #endregion Generated Form Code

    #Save the initial state of the form
    $InitialFormWindowState = $form1.WindowState
    #Init the OnLoad event to correct the initial state of the form
    $form1.add_Load($OnLoadForm_StateCorrection)
    #Show the Form
    $form1.ShowDialog()| Out-Null
} #End Function

#Call the Function
GenerateForm

基本上，我希望能够使用Add按钮向我的CheckList添加新元素，我计划使用FolderBrowserDialog执行此任务。我的问题是$TemplateArray是静态的，这意味着一旦我更改它（例如删除$template1），列表就会完全停止读取数组。 Add按钮应该能够创建新的数组，然后以某种方式将其放入列表中。