如何使SWT / JFace对话框在所有窗口分辨率下显示类似的行为（布局）

我创建的JFace对话框显示了不同分辨率下的布局差异。如何在JFace或SWT中创建对话框，在所有分辨率下显示相同的布局，就像Eclipse中使用的对话框一样。

我的意思是，在将屏幕分辨率更改为800×600像素并选择超大字体时，对话框的布局会受到干扰，这与Eclipse IDE对话框不同。请查看我的对话框的屏幕截图。

Answer 1

好的，根据聊天中的讨论，似乎以前在使用此代码的人限制了各个小部件的大小。 我创建了一个虚拟对话框，类似于你问题中的对话框。 它不限制小部件大小。 相反，布局会考虑尺寸：

import org.eclipse.jface.dialogs.Dialog; import org.eclipse.jface.dialogs.IDialogConstants; import org.eclipse.swt.SWT; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Button; import org.eclipse.swt.widgets.Combo; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Group; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.List; import org.eclipse.swt.widgets.Shell; import org.eclipse.swt.widgets.Text; public class DummyDialog extends Dialog { private Composite composite; public DummyDialog(Shell parentShell) { super(parentShell); setShellStyle(parentShell.getStyle() | SWT.CLOSE | SWT.TITLE | SWT.BORDER | SWT.APPLICATION_MODAL); setBlockOnOpen(true); } protected Control createDialogArea(Composite parent) { this.composite = (Composite) super.createDialogArea(parent); GridLayout layout = new GridLayout(1, false); layout.marginHeight = 5; layout.marginWidth = 10; composite.setLayout(layout); createContent(); return composite; } private void createContent() { createTopContent(); createMiddleContent(); createBottomContent(); } private void createTopContent() { Composite top = new Composite(composite, SWT.NONE); top.setLayout(new GridLayout(2, false)); top.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false)); Label firstLabel = new Label(top, SWT.NONE); firstLabel.setText("X-Ref Library"); Text firstText = new Text(top, SWT.BORDER); firstText.setText("MANISH2XA"); firstText.setEditable(false); firstText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, true)); Label secondLabel = new Label(top, SWT.NONE); secondLabel.setText("Text"); Text secondText = new Text(top, SWT.BORDER); secondText.setText("Test Lib for Manish"); secondText.setEditable(false); secondText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, true)); } private void createMiddleContent() { Composite middle = new Composite(composite, SWT.NONE); middle.setLayout(new GridLayout(3, false)); middle.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); Group leftGroup = new Group(middle, SWT.NONE); leftGroup.setText("Object Library(s)"); leftGroup.setLayout(new GridLayout(1, false)); leftGroup.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); List leftList = new List(leftGroup, SWT.BORDER); leftList.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); leftList.add("DUMMY"); Composite buttons = new Composite(middle, SWT.NONE); buttons.setLayout(new GridLayout(1, false)); Button moveUp = new Button(buttons, SWT.PUSH); moveUp.setText("Move up"); moveUp.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, true)); Button moveDown = new Button(buttons, SWT.PUSH); moveDown.setText("Move down"); moveDown.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, true)); Button modify = new Button(buttons, SWT.PUSH); modify.setText("Modify"); modify.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, true)); Button remove = new Button(buttons, SWT.PUSH); remove.setText("Remove"); remove.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, true)); Group rightGroup = new Group(middle, SWT.NONE); rightGroup.setText("Source Library(s)"); rightGroup.setLayout(new GridLayout(1, false)); rightGroup.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); List rightList = new List(rightGroup, SWT.BORDER); rightList.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); rightList.add("DUMMY"); } private void createBottomContent() { Composite bottom = new Composite(composite, SWT.NONE); bottom.setLayout(new GridLayout(3, false)); bottom.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false)); Label leftLabel = new Label(bottom, SWT.NONE); leftLabel.setText("Library"); Label rightLabel = new Label(bottom, SWT.NONE); rightLabel.setText("Type"); new Label(bottom, SWT.NONE); Text leftText = new Text(bottom, SWT.BORDER); leftText.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, true)); Combo combo = new Combo(bottom, SWT.NONE); combo.add("Object Library"); combo.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, true)); Button add = new Button(bottom, SWT.PUSH); add.setText("Add"); add.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, true)); } protected void configureShell(Shell newShell) { super.configureShell(newShell); newShell.setText("Application Library List"); } @Override protected void createButtonsForButtonBar(Composite parent) { super.createButtonsForButtonBar(parent); Button ok = getButton(IDialogConstants.OK_ID); ok.setText("Apply Changes"); setButtonLayoutData(ok); Button cancel = getButton(IDialogConstants.CANCEL_ID); cancel.setText("Cancel"); setButtonLayoutData(cancel); } public void okPressed() { this.close(); } public static void main(String[] args) { new DummyDialog(new Shell()).open(); } } 

以下是它的外观：