組件垂直面板的佈局是否正確？

Question

如何以垂直佈局的方式在組件中插入垂直面板。

例如作爲 組分1 組分2 元器件3.

請給我一個示例代碼。 我想用以下方式適應它！ Display of the panels

Answer 1

HorizontalPanel mainPanel = new HorizontalPanel(); 

VerticalPanel leftSidePanel = new VerticalPanel(); 
TextBox textBox1 = new TextBox(); 
TextBox textBox2 = new TextBox(); 

leftSidePanel.addMember(textBox1); 
leftSidePanel.addMember(textBox2); 

VerticalPanel rightSidePanel = new VerticalPanel(); 
ListBox listBox = new ListBox(); 
listBox.addItem("value1","value1"); 
listBox.addItem("value2","value2"); 

rigthSidePanel.addMember(listBox); 

mainPanel.addMember(leftSidePanel); 
mainPanel.addMember(rightSidePanel);