querydialog.java

mywork是rcp开发的很好的例子

package net.sf.pim.view;

import static net.sf.util.StringUtil.getCurrentDay;
import static net.sf.util.StringUtil.getDeltaDay;

import java.util.Calendar;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import javax.swing.ButtonGroup;

import net.sf.component.calendar.SWTCalendar;
import net.sf.component.calendar.SWTCalendarEvent;
import net.sf.component.calendar.SWTCalendarListener;
import net.sf.component.config.ConfigHelper;
import net.sf.pim.URLUtil;
import net.sf.pim.UiUtil;
import net.sf.pim.model.psp.WorkCondition;
import net.sf.util.StringUtil;

import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.FocusEvent;
import org.eclipse.swt.events.FocusListener;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.VerifyEvent;
import org.eclipse.swt.events.VerifyListener;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;

/**
 * @author levin
 * @fix 20080811 优化界面，增加日期的快速选择
 */
public class QueryDialog extends Dialog {
    //条件　
    private WorkCondition workCondition = new WorkCondition();
    //控件，参见WorkCondition
    private Text rq1, rq2,key;
    
	private SWTCalendar calendar1;
	private SWTCalendar calendar2;

    public QueryDialog(Shell shell) {
        super(shell);
    }

    protected void configureShell(Shell shell) {
        super.configureShell(shell);
        shell.setText("工作记录--查询条件");
        Image image = ImageDescriptor.createFromURL(URLUtil.getResourceURL("icons/search3.gif")).createImage(shell.getDisplay());
        shell.setImage(image);
        image.dispose();
    }

    protected Control createDialogArea(Composite parent) {
        Composite composite=new Composite(parent,SWT.NULL);
        GridLayout gl=new GridLayout();
        gl.numColumns=3;
        gl.verticalSpacing=8;
        composite.setLayout(gl);

        GridData noteGd=new GridData(GridData.FILL_BOTH);
        noteGd.horizontalSpan=3;
        Label note=new Label(composite,SWT.NULL);
        note.setLayoutData(noteGd);
        note.setText("请输入或者选择起始日期，或者通过快速通道选择日期，然后输入关键字进行查询：\n\n");
        
        Label lableInput=new Label(composite,SWT.NULL); 
        lableInput.setText("输入日期：");
        rq1 = new Text(composite, SWT.NULL);
        rq1.addVerifyListener(new VerifyListener(){
			public void verifyText(VerifyEvent e) {
				//几种情况，输入控制键，输入中文，输入字符，输入数字
				//整数验证
				Pattern pattern = Pattern.compile("[0-9]\\d*");
				Matcher matcher = pattern.matcher(e.text);
				if(matcher.matches())  //处理数字
					e.doit=true;
				else if(e.text.length() > 0) //有字符情况,包含中文、空格
					e.doit=false;
				else	//控制键	
					e.doit=true;
			}});
        rq1.addFocusListener(new FocusListener(){
			public void focusGained(FocusEvent e) {
			}
			public void focusLost(FocusEvent e) {
				UiUtil.syncCalendar(rq1.getText(),calendar1);
			}});
        rq2 = new Text(composite, SWT.NULL);
        rq2.addFocusListener(new FocusListener(){

			public void focusGained(FocusEvent e) {
			}

			public void focusLost(FocusEvent e) {
				UiUtil.syncCalendar(rq2.getText(),calendar2);
			}});
        String[] s3 = ConfigHelper.getStringArrayProperty("work.search3");
        rq1.setText(s3[0]);
        rq2.setText(s3[1]);
        rq1.setFont(UiUtil.getFont());
        rq2.setFont(UiUtil.getFont());
        
        Label labelRq = new Label(composite, SWT.NULL);
        labelRq.setText("选择日期:");
       
        calendar1 = new SWTCalendar(composite,SWT.NONE|SWTCalendar.RED_SUNDAY);
		calendar1.addSWTCalendarListener(new SWTCalendarListener(){
			public void dateChanged(SWTCalendarEvent event) {
				rq1.setText(StringUtil.getDefaultDateFormat().format(event.getCalendar().getTime()));
			}});
        calendar2 = new SWTCalendar(composite,SWT.NONE|SWTCalendar.RED_SUNDAY);
		calendar2.addSWTCalendarListener(new SWTCalendarListener(){
			public void dateChanged(SWTCalendarEvent event) {
				rq2.setText(StringUtil.getDefaultDateFormat().format(event.getCalendar().getTime()));
			}});
        //赋初值
		UiUtil.syncCalendar(s3[0], calendar1);
		UiUtil.syncCalendar(s3[1], calendar2);

        Label labelQuick = new Label(composite, SWT.NULL);
        labelQuick.setText("快速通道:");
        Composite quickComposite=new Composite(composite,SWT.NULL);
        GridData quickGd=new GridData(GridData.FILL_BOTH);
        quickGd.horizontalSpan=2;
        quickComposite.setLayoutData(quickGd);
		final GridLayout gridLayout = new GridLayout();
		gridLayout.numColumns = 3;
		gridLayout.marginWidth = 0;
		gridLayout.marginHeight = 0;
		gridLayout.horizontalSpacing=8;
		quickComposite.setLayout(gridLayout);
		String[] quickTips=new String[]{"近一周","近一月","近七天"};
		for(String tip:quickTips){
	        Button b1=new Button(quickComposite,SWT.RADIO);
	        b1.setText(tip);
	        b1.setData(tip);
	        b1.addSelectionListener(new SelectionAdapter(){
				public void widgetSelected(SelectionEvent e) {
					syncQuickDate((String) e.widget.getData());
				}
	        });
		}

        Label labelKey = new Label(composite, SWT.NULL);
        labelKey.setText("关键词:");
        key = new Text(composite, SWT.NULL);
        GridData gd=new GridData(GridData.FILL_BOTH);
        gd.horizontalSpan=2;
        key.setLayoutData(gd);
        key.setFont(UiUtil.getFont());
        key.forceFocus();
        return composite;
    }

	protected void okPressed() {
        workCondition.setRq1(rq1.getText());
        workCondition.setRq2(rq2.getText());
        workCondition.setKey(key.getText());

        super.okPressed();
    }


    public WorkCondition getWorkCondition() {
        return workCondition;
    }
    
    private void syncQuickDate(String choice){
        String xtRq = getCurrentDay();
		String[] dayRange = new String[]{getDeltaDay(xtRq, -7), xtRq};
        if(choice.equals("近一周")){
        	int dayOfWeek=Calendar.getInstance().get(Calendar.DAY_OF_WEEK);
        	if(dayOfWeek > 2){ //本周
        		dayRange = new String[]{getDeltaDay(xtRq, -dayOfWeek+1), xtRq};
        		if(ConfigHelper.getIntegerProperty("work.firstday") == 6)
        			dayRange = new String[]{getDeltaDay(xtRq, -dayOfWeek-1), getDeltaDay(xtRq, dayOfWeek > 5?5-dayOfWeek:0)};
        	}
        	else{
        		dayRange = new String[]{getDeltaDay(xtRq, -dayOfWeek-6), getDeltaDay(xtRq, -dayOfWeek)};
        		if(ConfigHelper.getIntegerProperty("work.firstday") == 6)
        			dayRange = new String[]{getDeltaDay(xtRq, -dayOfWeek-8), getDeltaDay(xtRq, -dayOfWeek-2)};
        	}
        }else if(choice.equals("近一月")){
        	int dayOfMonth=Calendar.getInstance().get(Calendar.DAY_OF_MONTH);
        	if(dayOfMonth > 20) //本月
        		dayRange = new String[]{getDeltaDay(xtRq, -dayOfMonth+1), xtRq};
        	else{
        		String day2= getDeltaDay(xtRq, -dayOfMonth);
        		String day1= day2.substring(0,6)+"01";
        		dayRange = new String[]{day1,day2};
        	}
        }
        
        UiUtil.syncCalendar(dayRange[0],calendar1);
        UiUtil.syncCalendar(dayRange[1],calendar2);
    }
}