//呵呵，界面设计器给我生成的代码如下
 
 

 
 
this.dataGridView.SelectionMode = System.Windows.Forms.DataGridViewSelectionMode.FullRowSelect;
 
 

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  //我改造后如下
 
 
 

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  this.dataGridView.SelectionMode = DataGridViewSelectionMode.FullRowSelect;