guipanel.java

用于传感器网络的节点操作系统 TinyOS 结构设计非常有意思

/*
 * QueryFrame.java
 * Main class to allow users to build and distribute queries over the network...
 * Created on May 21, 2002, 10:16 AM
 */

/**
 *
 * @author  madden
 */

package net.tinyos.tinydb;

import net.tinyos.amhandler.*;

import java.awt.*;
import javax.swing.*;
import javax.swing.event.*;
import java.awt.event.*;
import java.util.*;
import javax.swing.border.*;
import java.io.*;
import java.sql.*;

import net.tinyos.tinydb.awtextra.*;
import net.tinyos.tinydb.topology.*;

import net.tinyos.tinydb.parser.*;

public class GuiPanel extends JPanel implements CatalogListener {
    //constants for UI layout
    static final int PANEL_WID = 530; //width of main panel (excluding buttons on right side)
    static final int BUT_SEP = 10; //separator between buttons
    static final int SEND_BUT_TOP = 5;
    static final int BUT_HEIGHT = 30; //height of buttons
    static final int CHECK_BOX_LEFT = 10; 
    static final int CHECK_BOX_WID = 20; //width of check box without labels
    static final int ATTR_POPUP_WID = 120; //width of an attribute popup
    static final int GROUP_LABEL_WID = 100; //width of "group by" label
    static final int GRP_OPS_WID = 60;  //width of group by operations combo box
    static final int GRP_CONST_WID = 60;  //width of group by constant field box
    static final int SELECT_PANEL_HEIGHT = 105;     //height of select panel
    static final int SCROLLER_LABEL_WID = 200;	 //width of labels at top of scroller panels
    static final int SCROLLER_HEIGHT = 150; //height of scroller box
    static final int SCROLLER_TOP = 60; //top of scroller box
    static final int L_SCROLLER_LEFT = 20; //left side of scroller box
    static final int EPOCH_LABEL_WID = 150; //width of "epoch duration" label
    static final int TOP_ROW = 5; //where the top row begins
    static final int TEXT_HEIGHT = 20; //height of text items
    static final int SQL_BOX_HEIGHT = 90; //height of SQL string text box
    static final int TRIGGER_LABEL_WID = 150; //width of "trigger action" label
    static final int TRIGGER_ACTION_WID = 190; //width of trigger action popup
    static final int LOG_CHECK_WID = 200;
    
    static final int SEND_BUT_LEFT = PANEL_WID + BUT_SEP;
    static final int TOPO_BUT_TOP = SEND_BUT_TOP + BUT_HEIGHT + BUT_SEP;
    static final int MAGNET_BUT_TOP = TOPO_BUT_TOP + BUT_HEIGHT + BUT_SEP;
    static final int GROUP_LABEL_LEFT = CHECK_BOX_LEFT + CHECK_BOX_WID;
    static final int ATTR_POPUP_LEFT = GROUP_LABEL_LEFT + GROUP_LABEL_WID;
    static final int GRP_OPS_LEFT = ATTR_POPUP_LEFT + ATTR_POPUP_WID;
    static final int GRP_CONST_LEFT = GRP_OPS_LEFT + GRP_OPS_WID;
    static final int NEW_PRED_LEFT = GRP_CONST_LEFT + GRP_CONST_WID + BUT_SEP - 5;  //the side of the button was being cut off, thus -5
    static final int GROUP_PANEL_HEIGHT = BUT_HEIGHT;
    static final int SCROLLER_WIDTH = SCROLLER_LABEL_WID - 20;
    static final int AGG_BOX_LEFT = L_SCROLLER_LEFT + SCROLLER_WIDTH + BUT_SEP;
    static final int SEL_BUTTON_LEFT = AGG_BOX_LEFT + 20;
    static final int AGG_BOX_WID = ATTR_POPUP_WID;
    static final int R_SCROLLER_LEFT = AGG_BOX_LEFT + AGG_BOX_WID + BUT_SEP;
    static final int ATTR_BUT_TOP = SCROLLER_TOP + BUT_HEIGHT; //top of scroller attribute button    
    static final int SEL_BUT_TOP = ATTR_BUT_TOP + BUT_HEIGHT + 5;
    static final int EPOCH_BOX_WID = ATTR_POPUP_WID;
    static final int EPOCH_BOX_LEFT = L_SCROLLER_LEFT + EPOCH_LABEL_WID;
    
    static final int SCROLLER_LABEL_TOP = SCROLLER_TOP - TEXT_HEIGHT;
    static final int SQL_BOX_LEFT = L_SCROLLER_LEFT;
    static final int SQL_BOX_TOP = SCROLLER_TOP + SCROLLER_HEIGHT + BUT_SEP;
    static final int SQL_BOX_WID = (R_SCROLLER_LEFT - L_SCROLLER_LEFT) + SCROLLER_WIDTH;
    static final int GROUP_PANEL_TOP = SQL_BOX_TOP + SQL_BOX_HEIGHT + BUT_SEP; //was 310
    static final int SELECT_PANEL_TOP = GROUP_PANEL_TOP + GROUP_PANEL_HEIGHT+ BUT_SEP;

    static final int TRIGGER_TOP = SELECT_PANEL_TOP + SELECT_PANEL_HEIGHT + BUT_SEP;
    static final int TRIGGER_LABEL_LEFT = GROUP_LABEL_LEFT;
    static final int TRIGGER_ACTION_LEFT = TRIGGER_LABEL_LEFT + TRIGGER_LABEL_WID + BUT_SEP;
    static final int LOG_CHECK_LEFT = TRIGGER_ACTION_LEFT + TRIGGER_ACTION_WID + BUT_SEP;
    static final int TRIGGER_PANEL_WID = LOG_CHECK_LEFT + LOG_CHECK_WID;
    
    /** Creates new panel GuiPanel */
    public GuiPanel(TinyDBNetwork nw) {
	//init ui
	this.nw = nw;
	initComponents();
	Catalog.curCatalog.addListener(this);
    }
    
    //construct the UI
    private void initComponents() {
	UIManager.put("Label.font", normalFont);
	UIManager.put("Button.font", normalFont);
	UIManager.put("CheckBox.font", normalFont);
	UIManager.put("ComboBox.font", normalFont);
	setFont(normalFont);
	setFont(normalFont);
	
        selectGroupPanel = new JPanel();
	selectGroupPanel.setFont(normalFont);
        groupByPanel = new JPanel();
        groupCheckBox = new JCheckBox();
        groupLabel = new JLabel();
	
        groupBox = new JComboBox();
	groupBox.setLightWeightPopupEnabled(false);
	addFieldsToMenu(groupBox);
	
	groupByOps = new JComboBox();
	groupByOps.setLightWeightPopupEnabled(false);
	addArithOpsToMenu(groupByOps);
	groupByOps.addActionListener(new ActionListener() {
		public void actionPerformed(ActionEvent evt) {
		    JComboBox cb = (JComboBox)evt.getSource();
		    String op = (String)cb.getSelectedItem();
		    if (!op.equals("")) {
			groupByConst.setEnabled(true);
		    } else {
			groupByConst.setEnabled(false);
		    }
		    updateSQL();
		    //updateAttributeLists();
		}
	    });
	
	groupByConst = new JTextField();
	groupByConst.setEnabled(false);
	groupByConst.getDocument().addDocumentListener(new DocumentListener() {
		public void changedUpdate(DocumentEvent e){
		    updateSQL();
		}
		public void insertUpdate(DocumentEvent e){
		    updateSQL();
		}
		public void removeUpdate(DocumentEvent e){
		    updateSQL();
		}
	    });
	groupByConst.addActionListener(new ActionListener() {
		public void actionPerformed(ActionEvent evt) {
		    //updateAttributeLists();
		}
	    });
	
	attenuationBox = new JComboBox(attens);
	attenuationBox.setLightWeightPopupEnabled(false);
	aggregateBox = new JComboBox();
	aggregateBox.setLightWeightPopupEnabled(false);
	addAggsToMenu(aggregateBox);
	epochBox = new JComboBox();
	epochBox.setLightWeightPopupEnabled(false);
	addEpochsToMenu(epochBox);
        newPredButton = new JButton();
        selectSrcList = new JList();
	selectSrcList.setFont(textBoxFont);
        selectDestList = new JList();
	selectDestList.setFont(textBoxFont);
        removeSelButton = new JButton();
        addSelButton = new JButton();
        selectFieldsLabel = new JLabel();
        selectedLabel = new JLabel();
	sqlString = new JTextArea();
	sqlString.setLineWrap(true);
	sqlString.setEditable(false);
        sqlString.setBorder(new LineBorder(new java.awt.Color(0, 0, 0)));
	sqlString.setFont(textBoxFont);

	triggerCheckBox = new JCheckBox();
	triggerLabel = new JLabel("TRIGGER ACTION");
	triggerActionBox = new JComboBox(triggerActions);
	triggerActionBox.setLightWeightPopupEnabled(false);
	triggerPanel = new JPanel();
	
	logCheckBox = new JCheckBox("Log to Database");
	logCheckBox.setSelected(false);
	
        jSeparator2 = new JSeparator();
	
        setLayout(new AbsoluteLayout());
	final GuiPanel queryFrame = this;
	
        selectGroupPanel.setLayout(new java.awt.GridLayout(3, 0, 5, 5));
	//        selectGroupPanel.setBackground(java.awt.Color.white);
        selectGroupPanel.setBorder(new BevelBorder(BevelBorder.LOWERED));
	
        groupByPanel.setLayout(new AbsoluteLayout());
	
	//        groupByPanel.setBackground(java.awt.Color.white);
	
	groupBox.setEnabled(false);
	oldGroup = groupBox.getSelectedItem();
	groupBox.addActionListener(new ActionListener() {
		public void actionPerformed(ActionEvent evt) {
		    if (oldGroup != groupBox.getSelectedItem()) {
			if (!checkSelectionConsistency(selectDestList,null)) {
			    groupBox.setSelectedItem(oldGroup);
			} else {
			    oldGroup = groupBox.getSelectedItem();
			    selectSrcListAction(); //update the possible choices of aggregate functions....
			}
		    }
		    //updateAttributeLists();
		}
	    });
	
	groupLabel.setEnabled(false);
	groupByOps.setEnabled(false);
	groupByConst.setEnabled(false);
	
	//        groupCheckBox.setBackground(java.awt.Color.white);
	
	
	groupCheckBox.addActionListener(new ActionListener() {
		public void actionPerformed(ActionEvent evt) {
		    groupCheckBoxAction(evt);
		}
	    });
	
	
	
        groupByPanel.add(groupCheckBox, new AbsoluteConstraints(CHECK_BOX_LEFT, 0, CHECK_BOX_WID, BUT_HEIGHT));
	
	
        groupLabel.setText("GROUP BY");
        groupByPanel.add(groupLabel, new AbsoluteConstraints(GROUP_LABEL_LEFT, 0, GROUP_LABEL_WID, BUT_HEIGHT));
        groupByPanel.add(groupBox, new AbsoluteConstraints(ATTR_POPUP_LEFT, 0, ATTR_POPUP_WID, BUT_HEIGHT));
	groupByPanel.add(groupByOps, new AbsoluteConstraints(GRP_OPS_LEFT, 0, GRP_OPS_WID, BUT_HEIGHT));
	groupByPanel.add(groupByConst, new AbsoluteConstraints(GRP_CONST_LEFT, 0, GRP_CONST_WID, BUT_HEIGHT));
	
	add(groupByPanel, new AbsoluteConstraints(0,GROUP_PANEL_TOP, PANEL_WID, GROUP_PANEL_HEIGHT));
	
        add(selectGroupPanel, new AbsoluteConstraints(0, SELECT_PANEL_TOP , PANEL_WID, SELECT_PANEL_HEIGHT));
	
        newPredButton.setText("New Predicate");
        newPredButton.addActionListener(new ActionListener() {
		public void actionPerformed(ActionEvent evt) {
		    newPredButtonActionPerformed(evt);
		}
	    });
	
        groupByPanel.add(newPredButton, new AbsoluteConstraints(NEW_PRED_LEFT, 0, -1, BUT_HEIGHT));
	
        selectSrcList.setBorder(new LineBorder(new java.awt.Color(0, 0, 0)));
        selectSrcList.setMinimumSize(new java.awt.Dimension(100, 100));
	JScrollPane srcScroller = new JScrollPane(selectSrcList);
	selectSrcList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
        add(srcScroller, new AbsoluteConstraints(L_SCROLLER_LEFT, SCROLLER_TOP, 
								  SCROLLER_WIDTH, SCROLLER_HEIGHT));
	addSelectChoices(selectSrcList);
	selectSrcList.addMouseListener(new MouseAdapter() {
		public void mouseClicked(MouseEvent evt) {
		    selectSrcListAction();
		}
	    });
	
	
	
        selectDestList.setBorder(new LineBorder(new java.awt.Color(0, 0, 0)));
	JScrollPane destScroller = new JScrollPane(selectDestList);
	selectDestList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
        add(destScroller, new AbsoluteConstraints(R_SCROLLER_LEFT, SCROLLER_TOP, 
								   SCROLLER_WIDTH, 
								   SCROLLER_HEIGHT));
	
        removeSelButton.setText("<<<");
        removeSelButton.addActionListener(new ActionListener() {
		public void actionPerformed(ActionEvent evt) {
		    removeSelButtonActionPerformed(evt);
		}
	    });
	
	add(aggregateBox, new AbsoluteConstraints(AGG_BOX_LEFT, ATTR_BUT_TOP, AGG_BOX_WID,BUT_HEIGHT));
	
        add(addSelButton, new AbsoluteConstraints(SEL_BUTTON_LEFT, SEL_BUT_TOP, -1, -1));
	
        add(removeSelButton, new AbsoluteConstraints(SEL_BUTTON_LEFT, SEL_BUT_TOP + BUT_HEIGHT, -1, -1));
	
        addSelButton.setText(">>>");
        addSelButton.addActionListener(new ActionListener() {
		public void actionPerformed(ActionEvent evt) {
		    addSelButtonActionPerformed(evt);
		}
	    });
	
	
	
	
	JLabel epochsLabel = new JLabel();
	epochsLabel.setText("Sample Period");
	add(epochsLabel, new AbsoluteConstraints(L_SCROLLER_LEFT, TOP_ROW + 5, -1, TEXT_HEIGHT));
	
	add(epochBox, new AbsoluteConstraints(EPOCH_BOX_LEFT, TOP_ROW ,ATTR_POPUP_WID,BUT_HEIGHT));
	epochBox.addActionListener(new ActionListener() {
		public void actionPerformed(ActionEvent evt) {
		    epochDur = (short)((Integer)epochBox.getSelectedItem()).intValue();
		    updateSQL();
		}
		
	    });
	
        selectFieldsLabel.setText("Available Attributes");
	selectFieldsLabel.setFont(boldFont);
        add(selectFieldsLabel, new AbsoluteConstraints(L_SCROLLER_LEFT, SCROLLER_LABEL_TOP, 
									SCROLLER_LABEL_WID, TEXT_HEIGHT));
	
        selectedLabel.setText("Projected Attributes");
	selectedLabel.setFont(boldFont);
        add(selectedLabel, new AbsoluteConstraints(R_SCROLLER_LEFT, SCROLLER_LABEL_TOP, 
								    SCROLLER_LABEL_WID, TEXT_HEIGHT));
	
        add(jSeparator2, new AbsoluteConstraints(-10, 30, 600, 0));
	
	add(sqlString, new AbsoluteConstraints(SQL_BOX_LEFT, SQL_BOX_TOP, 
								SQL_BOX_WID, SQL_BOX_HEIGHT));
	updateSQL();
	

	
        triggerPanel.setLayout(new AbsoluteLayout());
	
	triggerActionBox.setEnabled(false);
	triggerActionBox.addActionListener(new ActionListener() {
		public void actionPerformed(ActionEvent evt) {
		    updateSQL();
		}
	    });
	
	triggerLabel.setEnabled(false);
	
	triggerCheckBox.addActionListener(new ActionListener() {
		public void actionPerformed(ActionEvent evt) {
		    triggerCheckBoxAction();
		}
	    });
        triggerPanel.add(triggerCheckBox, new AbsoluteConstraints(CHECK_BOX_LEFT, 0, CHECK_BOX_WID, BUT_HEIGHT));
        triggerPanel.add(triggerLabel, new AbsoluteConstraints(TRIGGER_LABEL_LEFT, 0, TRIGGER_LABEL_WID, BUT_HEIGHT));
        triggerPanel.add(triggerActionBox, new AbsoluteConstraints(TRIGGER_ACTION_LEFT, 0, TRIGGER_ACTION_WID, BUT_HEIGHT));
	triggerPanel.add(logCheckBox, new AbsoluteConstraints(LOG_CHECK_LEFT,0,LOG_CHECK_WID,-1));
	
	add(triggerPanel, new AbsoluteConstraints(0,TRIGGER_TOP, TRIGGER_PANEL_WID, BUT_HEIGHT));
	
	
    }
    
    public void magnetDemo() {
	byte qid = MainFrame.allocateQID();
	MagnetFrame mf = new MagnetFrame(qid, nw);
	mf.show();
	if (resultWins.size() <= (qid + 1))
	    resultWins.setSize(qid+1);
	resultWins.setElementAt(mf,qid);
    }

    public void displayTopology() {
	if (topologyWindowUp)
	    return;
	
	try {
	    topologyFrame = new MainClass(nw, MainFrame.allocateQID());
	} catch (Exception e) { }
    }

    public void sendQuery() {
	byte qid = MainFrame.allocateQID();
	
	TinyDBQuery curQuery = generateQuery(qid, epochDur);
	if (curQuery == null)
	    return;
	updateSQL();
	curQuery.setSQL(sqlString.getText());
	if (curQuery != null) {
	    ResultFrame rf = new ResultFrame(curQuery, nw);
	    
	    rf.setLocation(5,30);
	    if (logCheckBox.isSelected())
		{
		    try {
			DBLogger dbLogger = new DBLogger(curQuery, sqlString.getText(), nw);
				// XXX keep track of this so we can delete the listener when the query is cancelled
			TinyDBMain.addQueryListener(dbLogger);
		    } catch (SQLException e) {
			e.printStackTrace();
		    }
		}
	    
	    
	    TinyDBMain.notifyAddedQuery(curQuery);
	    
	    rf.show();
	    if (resultWins.size() <= (qid + 1))
		resultWins.setSize(qid+1);
	    resultWins.setElementAt(rf,qid);
	    if (TinyDBMain.debug) System.out.println(curQuery);
	    try {
		nw.sendQuery(curQuery);
	    } catch (IOException e) {
		e.printStackTrace();
	    }
	}
    }