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SPL(Structured Process Language) A programming language specially for structured data computing.
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package com.scudata.ide.spl.base;
import java.awt.BorderLayout;
import java.awt.Dimension;
import java.awt.GridBagLayout;
import java.awt.Point;
import java.awt.datatransfer.Transferable;
import java.awt.dnd.DnDConstants;
import java.awt.dnd.DragGestureEvent;
import java.awt.dnd.DragGestureListener;
import java.awt.dnd.DragSource;
import java.awt.event.MouseEvent;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JSpinner;
import javax.swing.JTextField;
import javax.swing.SpinnerNumberModel;
import javax.swing.SwingUtilities;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import javax.swing.table.TableColumn;
import com.scudata.common.MessageManager;
import com.scudata.common.StringUtils;
import com.scudata.dm.Param;
import com.scudata.dm.ParamList;
import com.scudata.ide.common.GM;
import com.scudata.ide.common.control.TransferableObject;
import com.scudata.ide.common.resources.IdeCommonMessage;
import com.scudata.ide.common.swing.AllPurposeEditor;
import com.scudata.ide.common.swing.AllPurposeRenderer;
import com.scudata.ide.common.swing.JTableEx;
import com.scudata.ide.spl.resources.IdeSplMessage;
import com.scudata.util.Variant;
/**
* ???????ؼ?
*
*/
public abstract class TableVar extends JPanel {
private static final long serialVersionUID = 1L;
/**
* Common??Դ??????
*/
private MessageManager mm = IdeCommonMessage.get();
/**
* ?Ƿ???ֹ?仯
*/
private boolean preventChange = false;
/**
* ?????б?
*/
private ParamList vl;
/**
* ???캯??
*/
public TableVar() {
super(new BorderLayout());
this.setMinimumSize(new Dimension(0, 0));
init();
}
/**
* ѡ?????
*
* @param val
* ֵ
* @param varName
* ??????
*/
public abstract void select(Object val, String varName);
/**
* ???ñ????б?
*
* @param pl
* ?????б?
*/
public synchronized void setParamList(ParamList pl) {
setParamList(pl, false);
}
/**
* ???ñ????б?
* @param pl ?????б?
* @param isReset ?Ƿ?????ʾֵ??ˢ?µ?
*/
public synchronized void setParamList(ParamList pl, boolean isRefresh) {
if (setParamThread != null) {
setParamThread.stopThread();
try {
setParamThread.join();
} catch (Exception e) {
}
}
setParamThread = null;
if (!isRefresh) {
vl = null;
}
try {
preventChange = true;
tableVar.acceptText();
tableVar.removeAllRows();
tableVar.clearSelection();
} finally {
preventChange = false;
}
if (pl == null) {
if (jPSouth.isVisible())
jPSouth.setVisible(false);
return;
}
if (isRefresh) {
vl = pl;
} else {
vl = new ParamList();
pl.getAllVarParams(vl);
}
int dispRows = getDispRows();
if (vl.count() > DEFAULT_ROW_COUNT) {
if (!jPSouth.isVisible())
jPSouth.setVisible(true);
} else {
if (jPSouth.isVisible())
jPSouth.setVisible(false);
}
setParamThread = new SetParamThread(vl, dispRows);
SwingUtilities.invokeLater(setParamThread);
}
/**
* ???ò??????߳?
*/
private SetParamThread setParamThread = null;
class SetParamThread extends Thread {
private ParamList pl;
private int dispRows;
/**
* ?Ƿ?ֹͣ??
*/
boolean isStoped = false;
/**
* ???캯??
* @param pl
*/
public SetParamThread(ParamList pl, int dispRows) {
this.pl = pl;
this.dispRows = dispRows;
}
/**
* ִ??
*/
public void run() {
try {
preventChange = true;
Param p;
int count = pl.count();
count = Math.min(count, dispRows);
for (int i = 0; i < count; i++) {
if (isStoped) {
break;
}
p = pl.get(i);
int r = tableVar.addRow();
tableVar.data.setValueAt(p.getName(), r, COL_NAME);
tableVar.data.setValueAt(p.getValue(), r, COL_VALUE);
}
} finally {
preventChange = false;
}
}
/**
* ֹͣ?߳?
*/
void stopThread() {
isStoped = true;
}
}
/**
* ??ʼ??
*/
private void init() {
JScrollPane jSPTable = new JScrollPane(tableVar);
this.add(jSPTable, BorderLayout.CENTER);
this.add(jPSouth, BorderLayout.SOUTH);
jPSouth.setVisible(false);
jPSouth.add(jLDispRows1, GM.getGBC(0, 2, false, false, 2));
jPSouth.add(jSDispRows, GM.getGBC(0, 3, false, false, 0));
jPSouth.add(jLDispRows2, GM.getGBC(0, 4, false, false, 2));
jPSouth.add(new JPanel(), GM.getGBC(0, 5, true));
jSDispRows.addChangeListener(new ChangeListener() {
public void stateChanged(ChangeEvent e) {
setParamList(vl, true);
}
});
tableVar.setIndexCol(COL_INDEX);
tableVar.setRowHeight(20);
TableColumn tc = tableVar.getColumn(COL_VALUE);
tc.setCellEditor(new AllPurposeEditor(new JTextField(), tableVar));
tc.setCellRenderer(new AllPurposeRenderer());
DragGestureListener dgl = new DragGestureListener() {
public void dragGestureRecognized(DragGestureEvent dge) {
try {
int row = tableVar.getSelectedRow();
if (!StringUtils.isValidString(tableVar.data.getValueAt(
row, COL_NAME))) {
return;
}
String name = (String) tableVar.data.getValueAt(row,
COL_NAME);
Object data = null;
if (dge.getTriggerEvent().isControlDown()) {
data = name;
} else {
data = "=" + name;
}
Transferable tf = new TransferableObject(data);
if (tf != null) {
dge.startDrag(GM.getDndCursor(), tf);
}
} catch (Exception x) {
GM.showException(x);
}
}
};
DragSource ds = DragSource.getDefaultDragSource();
ds.createDefaultDragGestureRecognizer(tableVar,
DnDConstants.ACTION_COPY, dgl);
}
/**
* ȡ??ʾ??
* @return
*/
private int getDispRows() {
if (!jPSouth.isVisible())
return DEFAULT_ROW_COUNT;
int dispRows = ((Number) jSDispRows.getValue()).intValue();
return dispRows;
}
/** ????? */
private final byte COL_INDEX = 0;
/** ?????? */
private final byte COL_NAME = 1;
/** ֵ?? */
private final byte COL_VALUE = 2;
/**
* ???????ؼ??????,????,ֵ??
*/
private JTableEx tableVar = new JTableEx(
mm.getMessage("jtabbedparam.tableconst")) {
private static final long serialVersionUID = 1L;
public void rowfocusChanged(int oldRow, int newRow) {
if (preventChange) {
return;
}
if (newRow != -1) {
select(data.getValueAt(newRow, COL_VALUE),
data.getValueAt(newRow, COL_NAME) == null ? ""
: (String) data.getValueAt(newRow, COL_NAME));
}
}
public void setValueAt(Object value, int row, int col) {
if (!isItemDataChanged(row, col, value)) {
return;
}
super.setValueAt(value, row, col);
if (preventChange) {
return;
}
// ParamList varList = new ParamList();
// vl.getAllVarParams(varList);
if (vl != null) {
Param p = vl.get(row);
if (col == COL_NAME) {
p.setName(value == null ? null : (String) value);
} else {
if (value == null) {
p.setValue(null);
} else if (StringUtils.isValidString(value)) {
String str = value.toString();
Object val = Variant.parse(str);
p.setValue(val);
preventChange = true;
data.setValueAt(val, row, col);
preventChange = false;
} else {
p.setValue(value);
}
}
}
}
public void mousePressed(MouseEvent e) {
if (e == null) {
return;
}
Point p = e.getPoint();
if (p == null) {
return;
}
int row = rowAtPoint(p);
if (row != -1) {
select(data.getValueAt(row, COL_VALUE),
data.getValueAt(row, COL_NAME) == null ? ""
: (String) data.getValueAt(row, COL_NAME));
}
}
public void doubleClicked(int xpos, int ypos, int row, int col,
MouseEvent e) {
if (row != -1) {
select(data.getValueAt(row, COL_VALUE),
data.getValueAt(row, COL_NAME) == null ? ""
: (String) data.getValueAt(row, COL_NAME));
}
}
};
private JLabel jLDispRows1 = new JLabel(IdeSplMessage.get().getMessage(
"panelvalue.disprows1"));
private JLabel jLDispRows2 = new JLabel(IdeSplMessage.get().getMessage(
"tablevar.dispvar"));
private static final int DEFAULT_ROW_COUNT = 100;
/**
* ??ʾ????????????
*/
private JSpinner jSDispRows = new JSpinner(new SpinnerNumberModel(
DEFAULT_ROW_COUNT, 1, Integer.MAX_VALUE, 1));
private JPanel jPSouth = new JPanel(new GridBagLayout());
}