GUI.java 文件源码

public void initializeBackgroundButton(Display display) {

        Button changeBgBt = new Button(shell, SWT.PUSH);
        Image changeBtImage = new Image(display,
                ResourceLoader.load("image/changeBg.png"));
        changeBgBt.setToolTipText("Change the background style");
        changeBgBt.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                final Shell changeBg = setChangeDialog();
                center(changeBg);
                changeBg.open();
            }
        });

        Region startBtRegion = new Region();
        startBtRegion.add(circle(circularButtonRadius, circularButtonOffsetX,
                circularButtonOffsetY));
        changeBgBt.setRegion(startBtRegion);
        changeBgBt.setImage(changeBtImage);
        FormData changeBgData = new FormData(circularButtonFormData,
                circularButtonFormData);
        changeBgData.right = new FormAttachment(89);
        changeBgData.top = new FormAttachment(2);
        changeBgBt.setLayoutData(changeBgData);
    }