Margins 构造函数

定义

命名空间:

System.Drawing.Printing

程序集:

System.Drawing.Common.dll

包:

System.Drawing.Common v8.0.0

初始化 Margins 类的新实例。

重载

Margins()	使用 1 英寸宽的边距初始化 Margins 类的新实例。
Margins(Int32, Int32, Int32, Int32)	使用指定的左边距、右边距、上边距和下边距初始化 Margins 类的新实例。

Margins()

Source:

Margins.cs

使用 1 英寸宽的边距初始化 Margins 类的新实例。

public:
 Margins();

public Margins ();

Public Sub New ()

Margins(Int32, Int32, Int32, Int32)

Source:

Margins.cs

使用指定的左边距、右边距、上边距和下边距初始化 Margins 类的新实例。

public:
 Margins(int left, int right, int top, int bottom);

public Margins (int left, int right, int top, int bottom);

new System.Drawing.Printing.Margins : int * int * int * int -> System.Drawing.Printing.Margins

Public Sub New (left As Integer, right As Integer, top As Integer, bottom As Integer)

参数

left

Int32

左边距，以百分之一英寸为单位。

right

Int32

右边距，以百分之一英寸为单位。

top

Int32

上边距，以百分之一英寸为单位。

bottom

Int32

下边距，以百分之一英寸为单位。

例外

ArgumentException

left 参数值小于 0。

- 或 -

right 参数值小于 0。

- 或 -

top 参数值小于 0。

- 或 -

bottom 参数值小于 0。

示例

对于此示例， System.Drawing请使用 、 System.Drawing.Printing和 System.IO 命名空间。

下面的代码示例将文档的默认页面设置设置为每侧宽度为 1 英寸的边距。

void Printing()
{
   try
   {
      
      /* This assumes that a variable of type string, named filePath,
              has been set to the path of the file to print. */
      streamToPrint = gcnew StreamReader( filePath );
      try
      {
         printFont = gcnew System::Drawing::Font( "Arial",10 );
         PrintDocument^ pd = gcnew PrintDocument;
         
         /* This assumes that a method, named pd_PrintPage, has been
                   defined. pd_PrintPage handles the PrintPage event. */
         pd->PrintPage += gcnew PrintPageEventHandler( this, &Sample::pd_PrintPage );
         
         /* This assumes that a variable of type string, named 
                   printer, has been set to the printer's name. */
         pd->PrinterSettings->PrinterName = printer;
         
         // Create a new instance of Margins with one inch margins.
         Margins^ margins = gcnew Margins( 100,100,100,100 );
         pd->DefaultPageSettings->Margins = margins;
         pd->Print();
      }
      finally
      {
         streamToPrint->Close();
      }

   }
   catch ( Exception^ ex ) 
   {
      MessageBox::Show( String::Concat( "An error occurred printing the file - ", ex->Message ) );
   }

}

public void Printing()
{
  try 
  {
    /* This assumes that a variable of type string, named filePath,
       has been set to the path of the file to print. */
    streamToPrint = new StreamReader (filePath);
    try 
    {
      printFont = new Font("Arial", 10);
      PrintDocument pd = new PrintDocument(); 
      /* This assumes that a method, named pd_PrintPage, has been
         defined. pd_PrintPage handles the PrintPage event. */
      pd.PrintPage += new PrintPageEventHandler(pd_PrintPage);
      /* This assumes that a variable of type string, named 
         printer, has been set to the printer's name. */
      pd.PrinterSettings.PrinterName = printer;
      // Create a new instance of Margins with one inch margins.
      Margins margins = new Margins(100,100,100,100);
      pd.DefaultPageSettings.Margins = margins;
      pd.Print();
    } 
    finally 
    {
      streamToPrint.Close() ;
    }
  } 
  catch(Exception ex) 
  { 
    MessageBox.Show("An error occurred printing the file - " + ex.Message);
  }
}

Public Sub Printing()
    Try
        ' This assumes that a variable of type string, named filePath,
        ' has been set to the path of the file to print. 
        streamToPrint = New StreamReader(filePath)
        Try
            printFont = New Font("Arial", 10)
            Dim pd As New PrintDocument()
            ' This assumes that a method, named pd_PrintPage, has been
            ' defined. pd_PrintPage handles the PrintPage event. 
            AddHandler pd.PrintPage, AddressOf pd_PrintPage
            ' This assumes that a variable of type string, named
            ' printer, has been set to the printer's name. 
            pd.PrinterSettings.PrinterName = printer
            ' Create a new instance of Margins with one inch margins.
            Dim margins As New Margins(100, 100, 100, 100)
            pd.DefaultPageSettings.Margins = margins
            pd.Print()
        Finally
            streamToPrint.Close()
        End Try
    Catch ex As Exception
        MessageBox.Show("An error occurred printing the file - " & ex.Message)
    End Try
End Sub