Eclipse RCP - 如何在eclipse ScrolledForm的标题栏中添加mouselistener [英] Eclipse RCP - how to add mouselistener on the titlebar of an eclipse ScrolledForm
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问题描述
我尝试使用表单的addmouselistener方法,并检查点击是否在标题栏的区域,但鼠标监听器不工作。
我试图在窗体上和form.getform()和form.getBody()上添加鼠标监听器
两者都不起作用。
I try to use the addmouselistener method of the form and check if the clicks are in the area of the title bar, but the mouse listener is not working. I tried to add the mouse listener on form and on form.getform() and on form.getBody() neither one works.
这是我正在创建表单并尝试添加鼠标监听器的代码:
Here is the code where I am creating the form and trying to add a mouse listener on it:
toolKit = new FormToolkit(parent.getDisplay());
form = toolKit.createScrolledForm(parent);
FillLayout layout = new FillLayout();
layout.type = SWT.VERTICAL;
layout.marginHeight = 10;
layout.marginWidth = 4;
canvas = new FigureCanvas(form.getBody(), SWT.DOUBLE_BUFFERED );
canvas.setViewport(new FreeformViewport());
canvas.setBackground(ColorConstants.white);
canvas.setContents(root);
form.getBody().setLayout(layout);
form.setText("Data Transactions View");
createHeaderRegion(form);
toolKit.decorateFormHeading(form.getForm());
form.getToolBarManager().add(new Action("This") { });
form.getForm().addMouseListener(new MouseListener(){
@Override
public void mouseDoubleClick(MouseEvent e) {
// TODO Auto-generated method stub
}
@Override
public void mouseDown(MouseEvent e) {
if(e.x<10 && e.y<10){
form.getToolBarManager().add(new Action("This is the toolbar") { }); // NEW LINE
form.getToolBarManager().update(true); // NEW LINE
}
}
@Override
public void mouseUp(MouseEvent e) {
// TODO Auto-generated method stub
}
}});
任何建议?
推荐答案
您必须将Listener添加到窗体的头部。
You have to add the Listener to the head of the Form.
public void createPartControl(Composite parent) {
ScrolledForm scrolledForm = formToolkit
.createScrolledForm(parent);
formToolkit.paintBordersFor(scrolledForm);
scrolledForm.setText("New ScrolledForm");
formToolkit.decorateFormHeading(scrolledForm.getForm());
scrolledForm.getForm().getHead().addMouseListener(new MouseListener() {
@Override
public void mouseDoubleClick(MouseEvent e) {
System.out.println("mouseDoubleClick");
}
@Override
public void mouseDown(MouseEvent e) {
System.out.println("mouseDown");
}
@Override
public void mouseUp(MouseEvent e) {
System.out.println("mouseUp");
}
});
}
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