FormStartPositionとは? わかりやすく解説

Form.StartPosition プロパティ

実行時フォーム開始位置取得または設定します

名前空間: System.Windows.Forms
アセンブリ: System.Windows.Forms (system.windows.forms.dll 内)
構文構文

<LocalizableAttribute(True)> _
Public Property StartPosition As
 FormStartPosition
Dim instance As Form
Dim value As FormStartPosition

value = instance.StartPosition

instance.StartPosition = value
[LocalizableAttribute(true)] 
public FormStartPosition StartPosition { get;
 set; }
[LocalizableAttribute(true)] 
public:
property FormStartPosition StartPosition {
    FormStartPosition get ();
    void set (FormStartPosition value);
}
/** @property */
public FormStartPosition get_StartPosition ()

/** @property */
public void set_StartPosition (FormStartPosition
 value)
public function get StartPosition
 () : FormStartPosition

public function set StartPosition
 (value : FormStartPosition)

プロパティ
フォーム開始位置を表す FormStartPosition。

例外例外
例外種類条件

InvalidEnumArgumentException

指定された値が有効値の範囲内にありません。

解説解説
使用例使用例

Form新しインスタンス作成し、ShowDialog メソッド呼び出してフォームダイアログ ボックスとして表示するコード例次に示します。この例では、FormBorderStyle、AcceptButton、CancelButton、StartPosition の各プロパティ設定してフォーム外観と機能変更しダイアログ ボックスとして表示します。この例では、フォームControls コレクションAdd メソッド使用して2 つButton コントロール追加しますまた、HelpButton プロパティ使用してダイアログ ボックスキャプション バーヘルプ ボタン表示します

Public Sub CreateMyForm()
    ' Create a new instance of the form.
    Dim form1 As New Form()
    ' Create two buttons to use as the accept and cancel buttons.
    Dim button1 As New Button()
    Dim button2 As New Button()
    
    ' Set the text of button1 to "OK".
    button1.Text = "OK"
    ' Set the position of the button on the form.
    button1.Location = New Point(10, 10)
    ' Set the text of button2 to "Cancel".
    button2.Text = "Cancel"
    ' Set the position of the button based on the location of button1.
    button2.Location = New Point(button1.Left, button1.Height
 + button1.Top + 10)
    ' Set the caption bar text of the form.   
    form1.Text = "My Dialog Box"
    ' Display a help button on the form.
    form1.HelpButton = True
    
    ' Define the border style of the form to a dialog box.
    form1.FormBorderStyle = FormBorderStyle.FixedDialog
    ' Set the accept button of the form to button1.
    form1.AcceptButton = button1
    ' Set the cancel button of the form to button2.
    form1.CancelButton = button2
    ' Set the start position of the form to the center of the screen.
    form1.StartPosition = FormStartPosition.CenterScreen
    
    ' Add button1 to the form.
    form1.Controls.Add(button1)
    ' Add button2 to the form.
    form1.Controls.Add(button2)
    
    ' Display the form as a modal dialog box.
    form1.ShowDialog()
End Sub 'CreateMyForm
public void CreateMyForm()
 {
    // Create a new instance of the form.
    Form form1 = new Form();
    // Create two buttons to use as the accept and cancel buttons.
    Button button1 = new Button ();
    Button button2 = new Button ();
   
    // Set the text of button1 to "OK".
    button1.Text = "OK";
    // Set the position of the button on the form.
    button1.Location = new Point (10, 10);
    // Set the text of button2 to "Cancel".
    button2.Text = "Cancel";
    // Set the position of the button based on the location of button1.
    button2.Location
       = new Point (button1.Left, button1.Height + button1.Top
 + 10);
    // Set the caption bar text of the form.   
    form1.Text = "My Dialog Box";
    // Display a help button on the form.
    form1.HelpButton = true;
 
    // Define the border style of the form to a dialog box.
    form1.FormBorderStyle = FormBorderStyle.FixedDialog;
    // Set the accept button of the form to button1.
    form1.AcceptButton = button1;
    // Set the cancel button of the form to button2.
    form1.CancelButton = button2;
    // Set the start position of the form to the center of the screen.
    form1.StartPosition = FormStartPosition.CenterScreen;
    
    // Add button1 to the form.
    form1.Controls.Add(button1);
    // Add button2 to the form.
    form1.Controls.Add(button2);
    
    // Display the form as a modal dialog box.
    form1.ShowDialog();
 }
 
public:
   void CreateMyForm()
   {
      // Create a new instance of the form.
      Form^ form1 = gcnew Form;
      // Create two buttons to use as the accept and cancel buttons.
      Button^ button1 = gcnew Button;
      Button^ button2 = gcnew Button;
      
      // Set the text of button1 to "OK".
      button1->Text = "OK";
      // Set the position of the button on the form.
      button1->Location = Point(10,10);
      // Set the text of button2 to "Cancel".
      button2->Text = "Cancel";
      // Set the position of the button based on the location of button1.
      button2->Location
         = Point( button1->Left, button1->Height + button1->Top + 10 );
      // Set the caption bar text of the form.   
      form1->Text = "My Dialog Box";
      // Display a help button on the form.
      form1->HelpButton = true;
      
      // Define the border style of the form to a dialog box.
      form1->FormBorderStyle = ::FormBorderStyle::FixedDialog;
      // Set the accept button of the form to button1.
      form1->AcceptButton = button1;
      // Set the cancel button of the form to button2.
      form1->CancelButton = button2;
      // Set the start position of the form to the center of the screen.
      form1->StartPosition = FormStartPosition::CenterScreen;

      // Add button1 to the form.
      form1->Controls->Add( button1 );
      // Add button2 to the form.
      form1->Controls->Add( button2 );
      
      // Display the form as a modal dialog box.
      form1->ShowDialog();
   }
public void CreateMyForm()
{
    // Create a new instance of the form.
    Form form1 = new Form();

    // Create two buttons to use as the accept and cancel buttons.
    Button button1 = new Button();
    Button button2 = new Button();

    // Set the text of button1 to "OK".
    button1.set_Text("OK");

    // Set the position of the button on the form.
    button1.set_Location(new Point(10, 10));

    // Set the text of button2 to "Cancel".
    button2.set_Text("Cancel");

    // Set the position of the button based on the location of button1.
    button2.set_Location(new Point(button1.get_Left(), 
        button1.get_Height() + button1.get_Top() + 10));

    // Set the caption bar text of the form.   
    form1.set_Text("My Dialog Box");

    // Display a help button on the form.
    form1.set_HelpButton(true);

    // Define the border style of the form to a dialog box.
    form1.set_FormBorderStyle(get_FormBorderStyle().FixedDialog);

    // Set the accept button of the form to button1.
    form1.set_AcceptButton(button1);

    // Set the cancel button of the form to button2.
    form1.set_CancelButton(button2);

    // Set the start position of the form to the center of the screen.
    form1.set_StartPosition(FormStartPosition.CenterScreen);

    // Add button1 to the form.
    form1.get_Controls().Add(button1);

    // Add button2 to the form.
    form1.get_Controls().Add(button2);

    // Display the form as a modal dialog box.
    form1.ShowDialog();
} //CreateMyForm
プラットフォームプラットフォーム
バージョン情報バージョン情報
参照参照

FormStartPosition 列挙体

フォーム初期位置指定します

名前空間: System.Windows.Forms
アセンブリ: System.Windows.Forms (system.windows.forms.dll 内)
構文構文

<ComVisibleAttribute(True)> _
Public Enumeration FormStartPosition
Dim instance As FormStartPosition
[ComVisibleAttribute(true)] 
public enum FormStartPosition
[ComVisibleAttribute(true)] 
public enum class FormStartPosition
/** @attribute ComVisibleAttribute(true) */ 
public enum FormStartPosition
ComVisibleAttribute(true) 
public enum FormStartPosition
メンバメンバ
解説解説

この列挙体は、Form クラスの StartPosition プロパティ使用されます。この列挙体はフォームさまざまな開始位置表します既定開始位置WindowsDefaultLocation です。

使用例使用例

この例では、フォーム開始位置画面中央変更しラベル使用して位置情報表示します。この例は、Form1 という名前の Form が既に作成されていることを前提にしています。

Public Sub InitMyForm()
   ' Adds a label to the form.
   Dim label1 As New Label()
   label1.Location = New System.Drawing.Point(54, 128)
   label1.Name = "label1"
   label1.Size = New System.Drawing.Size(220, 80)
   label1.Text = "Start position information"
   Me.Controls.Add(label1)
   
   ' Moves the start position to the center of the screen.
   StartPosition = FormStartPosition.CenterScreen
   ' Displays the position information.
   label1.Text = "The start position is " + StartPosition
End Sub 'InitMyForm
public void InitMyForm()
{
    // Adds a label to the form.
    Label label1 = new Label();
    label1.Location = new System.Drawing.Point(54, 128);
    label1.Name = "label1";
    label1.Size = new System.Drawing.Size(220, 80);
    label1.Text = "Start position information";
    this.Controls.Add(label1);

    // Moves the start position to the center of the screen.
    StartPosition = FormStartPosition.CenterScreen;
    // Displays the position information.
    label1.Text = "The start position is " + StartPosition;    
}
public:
   void InitMyForm()
   {
      // Adds a label to the form.
      Label^ label1 = gcnew Label;
      label1->Location = System::Drawing::Point( 54, 128 );
      label1->Name = "label1";
      label1->Size = System::Drawing::Size( 220, 80 );
      label1->Text = "Start position information";
      this->Controls->Add( label1 );
      
      // Moves the start position to the center of the screen.
      StartPosition = FormStartPosition::CenterScreen;
      
      // Displays the position information.
      label1->Text = String::Format( "The start position is {0}", StartPosition
 );
   }
public void InitMyForm()
{
    // Adds a label to the form.
    Label label1 = new Label();

    label1.set_Location(new System.Drawing.Point(54, 128));
    label1.set_Name("label1");
    label1.set_Size(new System.Drawing.Size(220, 80));
    label1.set_Text("Start position information");
    this.get_Controls().Add(label1);

    // Moves the start position to the center of the screen.
    set_StartPosition(FormStartPosition.CenterScreen);

    // Displays the position information.
    label1.set_Text("The start position is " + get_StartPosition());
} //InitMyForm
プラットフォームプラットフォーム
バージョン情報バージョン情報
参照参照



英和和英テキスト翻訳>> Weblio翻訳
英語⇒日本語日本語⇒英語
  

辞書ショートカット

すべての辞書の索引

「FormStartPosition」の関連用語

FormStartPositionのお隣キーワード
検索ランキング

   

英語⇒日本語
日本語⇒英語
   



FormStartPositionのページの著作権
Weblio 辞書 情報提供元は 参加元一覧 にて確認できます。

   
日本マイクロソフト株式会社日本マイクロソフト株式会社
© 2024 Microsoft.All rights reserved.

©2024 GRAS Group, Inc.RSS