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...... 

using AirlineNotifyMetadata; 

public class AirlineNotifyForm : System.WinForms.Form 
{ 
private System.Windows.Forms.CheckBox checkBoxPaging; 
private System.Windows.Forms.ListBox listPager; 
private AirlineArrivalPager m_pager = null; 

...... 

public AirlineNotifyForm() { 

..... 

// 从AirlineArr ivalPagercomponent 订阅事件通知 
subscribePaging(); 

} 

...... 

void subscribePaging() { 

// 创建 AirlineArrivalPager对象 
m_pager = new AirlineArrivalPager(); 

m_pager.OnAirlineArrivedEvent += 
new _IAirlineArrivalPagerEvents_OnAirlineArrivedEventEventHandler( 
OnMyPagerNotify); 

}/*结束subscribePaging */ 


protected void checkBoxPaging_CheckedChanged (object sender, 
System.EventArgs e) { 

if(checkBoxPaging.Checked) { 

m_pager.OnAirlineArrivedEvent += 
new _IAirlineArrivalPagerEvents_OnAirlineArrivedEventEventHandler( 
OnMyPagerNotify); 

} 
else { 

m_pager.OnAirlineArrivedEvent -= new 
_IAirlineArrivalPagerEvents_OnAirlineArrivedEventEventHandler( 
OnMyPagerNotify); 

} 


public int OnMyPagerNotify(String strAirline, String strTerminal) { 

StringBuilder strDetails = new StringBuilder("Airline "); 
strDetails.Append(strAirline); 
strDetails.Append(" has arrived in "); 
strDetails.Append(strTerminal); 
listPager.Items.Insert(0,strDetails); 
return 0; 


}/* 结束 OnMyPagerNotify */ 

}/* 结束 class类 */