package com.quantum.wizards;
+import org.eclipse.jface.viewers.CellEditor;
+import org.eclipse.jface.viewers.CheckboxCellEditor;
+import org.eclipse.jface.viewers.ICellModifier;
+import org.eclipse.jface.viewers.ILabelProviderListener;
+import org.eclipse.jface.viewers.IStructuredContentProvider;
+import org.eclipse.jface.viewers.ITableLabelProvider;
+import org.eclipse.jface.viewers.TableViewer;
+import org.eclipse.jface.viewers.TextCellEditor;
+import org.eclipse.jface.viewers.Viewer;
import org.eclipse.swt.SWT;
-import org.eclipse.swt.events.ModifyEvent;
-import org.eclipse.swt.events.ModifyListener;
-import org.eclipse.swt.events.SelectionEvent;
-import org.eclipse.swt.events.SelectionListener;
+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.Label;
-import org.eclipse.swt.widgets.Text;
+import org.eclipse.swt.widgets.Table;
+import org.eclipse.swt.widgets.TableItem;
+import com.quantum.ImageStore;
import com.quantum.Messages;
-import com.quantum.adapters.DatabaseAdapter;
-import com.quantum.model.Bookmark;
import com.quantum.model.Column;
import com.quantum.model.Entity;
+import com.quantum.util.StringMatrix;
+import com.quantum.util.sql.SQLInstructionBuilder;
+/**
+ * @author BC Holmes
+ * @author Elvin E. Ebora
+ */
public class UpdateRowPage extends BaseSQLPage implements SQLPage {
+
+ class UpdateRowTableValues {
+ private String sColNames = null;
+ private String sOldValue = null;
+ private boolean bPrimary = false;
+ private String sNewValue = null;
+ private boolean bSetValue = false;
+
+ public UpdateRowTableValues() {
+ }
+ /**
+ * @return Returns the bSetValue.
+ */
+ public boolean isBSetValue() {
+ return bSetValue;
+ }
+ /**
+ * @param setValue The bSetValue to set.
+ */
+ public void setBSetValue(boolean setValue) {
+ bSetValue = setValue;
+ }
+ /**
+ * @return Returns the bPrimary.
+ */
+ public boolean isBPrimary() {
+ return bPrimary;
+ }
+ /**
+ * @param where The bPrimary to set.
+ */
+ public void setBPrimary(boolean where) {
+ bPrimary = where;
+ }
+ /**
+ * @return Returns the sColNames.
+ */
+ public String getSColNames() {
+ return sColNames;
+ }
+ /**
+ * @param colNames The sColNames to set.
+ */
+ public void setSColNames(String colNames) {
+ sColNames = colNames;
+ }
+ /**
+ * @return Returns the sNewValue.
+ */
+ public String getSNewValue() {
+ return sNewValue;
+ }
+ /**
+ * @param newValue The sNewValue to set.
+ */
+ public void setSNewValue(String newValue) {
+ sNewValue = newValue;
+ }
+ /**
+ * @return Returns the sOldValue.
+ */
+ public String getSOldValue() {
+ return sOldValue;
+ }
+ /**
+ * @param oldValue The sOldValue to set.
+ */
+ public void setSOldValue(String oldValue) {
+ sOldValue = oldValue;
+ }
+ }
+
+ class LabelProviderImpl implements ITableLabelProvider {
+ public Image getColumnImage(Object element, int columnIndex) {
+ if (columnIndex == 2) {
+ return ((UpdateRowTableValues)element).isBPrimary() ? imgCheck : imgUncheck;
+ } else if (columnIndex == 4) {
+ return ((UpdateRowTableValues)element).isBSetValue() ? imgCheck : imgUncheck;
+ } else {
+ return null;
+ }
+ }
+ public String getColumnText(Object element, int columnIndex) {
+ String sReturn = "";
+ UpdateRowTableValues updateRow = (UpdateRowTableValues)element;
+ switch (columnIndex) {
+ case 0: // column names
+ sReturn = updateRow.getSColNames();
+ break;
+ case 1: // old values
+ sReturn = updateRow.getSOldValue();
+ break;
+ case 2: // set checkbox
+ break;
+ case 3: // new value
+ sReturn = updateRow.getSNewValue();
+ break;
+ case 4: // set value checkbox
+ break;
+ default:
+ break;
+ }
+ return sReturn;
+ }
+ public void addListener(ILabelProviderListener listener) {}
+ public void dispose() {}
+ public boolean isLabelProperty(Object element, String property) {
+ return false;
+ }
+ public void removeListener(ILabelProviderListener listener) {}
+ }
+
+ class ContentProviderImpl implements IStructuredContentProvider {
+ public Object[] getElements(Object inputElement) {
+ return updateTable;
+ }
+
+ public void dispose() {}
+ public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {}
+ }
+
+ class CellModifierImpl implements ICellModifier {
+
+ public boolean canModify(Object element, String property) {
+ return true;
+ }
+
+ public Object getValue(Object element, String property) {
+ System.out.println("getValue called");
+
+ // Find the index of the column
+ int colIndx = comUI.getColumnNamesAsList(colNames).indexOf(property);
+ System.out.println("colIndx : " + colIndx);
+
+ Object rResult = null;
+ UpdateRowTableValues updateVal = (UpdateRowTableValues)element;
+
+ switch (colIndx) {
+ case 0: // column names
+ rResult = updateVal.getSColNames();
+ break;
+ case 1: // old values
+ rResult = updateVal.getSOldValue();
+ break;
+ case 2: // set checkbox
+ rResult = new Boolean(updateVal.isBPrimary());
+ break;
+ case 3: // new value
+ rResult = updateVal.getSNewValue();
+ break;
+ case 4: // set value checkbox
+ rResult = new Boolean(updateVal.isBSetValue());
+ break;
+ default:
+ break;
+ }
+
+ return rResult;
+ }
+
+ public void modify(Object element, String property, Object value) {
+ int colIndx = comUI.getColumnNamesAsList(colNames).indexOf(property);
+
+ TableItem item = (TableItem) element;
+ UpdateRowTableValues updateVal = (UpdateRowTableValues)item.getData();
+
+ switch (colIndx) {
+ case 0: // column names
+ break;
+ case 1: // old values
+ break;
+ case 2: // set checkbox
+ updateVal.setBPrimary(((Boolean)value).booleanValue());
+ break;
+ case 3: // new value
+ updateVal.setSNewValue(value.toString());
+ break;
+ case 4: // set value checkbox
+ updateVal.setBSetValue(((Boolean)value).booleanValue());
+ break;
+ default:
+ break;
+ }
+
+ updateView();
+ updateQuery();
+ }
+ }
+
String[] columnNames;
- Text[] oldValues;
- Text[] newValues;
- Button[] primaryKeys;
- Button[] setValues;
+ String[] colNames;
Label query;
+ UpdateRowTableValues[] updateTable = null;
+ CommonWizardUI comUI;
+ TableViewer tableViewer = null;
+ static Image imgCheck = null;
+ static Image imgUncheck = null;
+
+ static {
+ imgCheck = ImageStore.getImage(ImageStore.CHECKED);
+ imgUncheck = ImageStore.getImage(ImageStore.UNCHECKED);
+ }
+
public UpdateRowPage(String pageName) {
super(pageName);
}
public void createControl(Composite parent) {
System.out.println("page create control"); //$NON-NLS-1$
- Composite container = new Composite(parent, SWT.V_SCROLL);
- GridLayout layout = new GridLayout();
- container.setLayout(layout);
+ Composite container = new Composite(parent, SWT.NULL);
+ container.setLayout(new GridLayout());
+ container.setLayoutData(new GridData(GridData.FILL_BOTH | GridData.VERTICAL_ALIGN_BEGINNING));
+
Entity entity = this.results.getEntity();
- int layoutColumns = 5;
- layout.numColumns = layoutColumns;
-
+ comUI = new CommonWizardUI();
+
+ // init values to be displayed on the table
columnNames = this.results.getColumnNames();
- oldValues = new Text[columnNames.length];
- newValues = new Text[columnNames.length];
- primaryKeys = new Button[columnNames.length];
- setValues = new Button[columnNames.length];
- Label temp = new Label(container, SWT.NULL);
- temp.setText(Messages.getString("UpdateRowPage.ColumnName")); //$NON-NLS-1$
- temp = new Label(container, SWT.NULL);
- temp.setText(Messages.getString("UpdateRowPage.OldValue")); //$NON-NLS-1$
- temp = new Label(container, SWT.NULL);
- temp.setText(""); //$NON-NLS-1$
- temp = new Label(container, SWT.NULL);
- temp.setText(Messages.getString("UpdateRowPage.NewValue")); //$NON-NLS-1$
- temp = new Label(container, SWT.NULL);
- temp.setText(Messages.getString("UpdateRowPage._13")); //$NON-NLS-1$
- for (int i = 0; i < columnNames.length; i++) {
- Label label = new Label(container, SWT.NULL);
- label.setText(columnNames[i]);
- oldValues[i] = new Text(container, SWT.BORDER | SWT.SINGLE);
- GridData gridData = new GridData();
- gridData.widthHint = 100;
- oldValues[i].setLayoutData(gridData);
- Object data = this.row == null ? null : this.row.get(i+1);
- oldValues[i].setText(data == null ? "" : data.toString());
- oldValues[i].addModifyListener(new ModifyListener() {
- public void modifyText(ModifyEvent e) {
- updateQuery();
- }
- });
- primaryKeys[i] = new Button(container, SWT.CHECK);
- primaryKeys[i].setText("Where"); //$NON-NLS-1$
- Column column = (entity == null) ? null : getColumn(entity, columnNames[i]);
- if (column != null && column.isPrimaryKey())
- primaryKeys[i].setSelection(true);
- primaryKeys[i].addSelectionListener(new SelectionListener() {
- public void widgetDefaultSelected(SelectionEvent e) {
- }
- public void widgetSelected(SelectionEvent e) {
- updateQuery();
- }
- });
- newValues[i] = new Text(container, SWT.BORDER | SWT.SINGLE);
- newValues[i].setText(data == null ? "" : data.toString());
- gridData = new GridData();
- gridData.widthHint = 100;
- newValues[i].setLayoutData(gridData);
- newValues[i].addModifyListener(new ModifyListener() {
- public void modifyText(ModifyEvent e) {
- updateQuery();
- }
- });
- setValues[i] = new Button(container, SWT.CHECK);
- setValues[i].setText(Messages.getString("UpdateRowPage.SetValue")); //$NON-NLS-1$
- setValues[i].addSelectionListener(new SelectionListener() {
- public void widgetDefaultSelected(SelectionEvent e) {
- }
- public void widgetSelected(SelectionEvent e) {
- updateQuery();
- }
- });
+ int nLen = columnNames.length;
+ updateTable = new UpdateRowTableValues[nLen];
+
+ for(int nCtr=0; nCtr<nLen; nCtr++) {
+ updateTable[nCtr] = new UpdateRowTableValues();
+ updateTable[nCtr].setSColNames(columnNames[nCtr]);
+ Object data = this.row == null ? null : this.row.get(nCtr+1);
+ updateTable[nCtr].setSOldValue(data == null ? "" : data.toString());
+ Column column = (entity == null) ? null : getColumn(entity, columnNames[nCtr]);
+ if (column != null && column.isPrimaryKey()) {
+ updateTable[nCtr].setBPrimary(true);
+ }
+ updateTable[nCtr].setSNewValue(data == null ? "" : data.toString());
}
- query = new Label(container, SWT.WRAP | SWT.V_SCROLL);
- GridData gridData = new GridData();
- gridData.horizontalSpan = layoutColumns;
- gridData.horizontalAlignment = GridData.FILL;
- gridData.verticalAlignment = GridData.FILL;
- gridData.grabExcessHorizontalSpace = true;
- gridData.grabExcessVerticalSpace = true;
- query.setLayoutData(gridData);
+
+ createTable(container);
+
+ query = new Label(container, SWT.WRAP);
+ query.setLayoutData(comUI.createGridData(1, GridData.FILL));
setControl(container);
updateQuery();
}
public void updateQuery() {
System.out.println("Updating query"); //$NON-NLS-1$
- StringBuffer setClause = new StringBuffer();
- StringBuffer whereClause = new StringBuffer();
- Bookmark bookmark = this.results.getBookmark();
- Entity entity = this.results.getEntity();
- DatabaseAdapter adapter = bookmark.getAdapter();
- int numValuesSet = 0;
- int numValuesWhere = 0;
+ StringMatrix columns = new StringMatrix();
for (int i = 0; i < columnNames.length; i++) {
- if (primaryKeys[i].getSelection()) {
- String value = oldValues[i].getText();
- if (numValuesWhere > 0) whereClause.append(" AND "); //$NON-NLS-1$
- whereClause.append("("); //$NON-NLS-1$
- whereClause.append(columnNames[i]);
- whereClause.append(" = "); //$NON-NLS-1$
- appendColumn(whereClause, entity, columnNames[i], adapter, value);
- whereClause.append(")"); //$NON-NLS-1$
- numValuesWhere++;
- }
- if (setValues[i].getSelection()) {
- String value = newValues[i].getText();
- if (numValuesSet > 0) setClause.append(", "); //$NON-NLS-1$
- setClause.append(columnNames[i]);
- setClause.append(" = "); //$NON-NLS-1$
- appendColumn(setClause, entity, columnNames[i], adapter, value);
- numValuesSet++;
+ if (updateTable[i].isBSetValue()) {
+ columns.addHeader( updateTable[i].getSColNames() );
+ columns.add( updateTable[i].getSNewValue(), 0 );
}
}
- String query = "UPDATE " + this.results.getEntity().getQuotedTableName(); //$NON-NLS-1$
- query += " SET " + setClause.toString(); //$NON-NLS-1$
- query += " WHERE " + whereClause.toString(); //$NON-NLS-1$
- this.query.setText(query);
+ StringMatrix key = new StringMatrix();
+ for (int i = 0; i < columnNames.length; i++) {
+ if (updateTable[i].isBPrimary()) {
+ key.addHeader( updateTable[i].getSColNames() );
+ // It's an old value because it't the key.
+ key.add( updateTable[i].getSOldValue() , 0 );
+ }
+ }
+ this.query.setText(SQLInstructionBuilder.buildUpdate(this.results.getEntity(), columns, key));
}
/* (non-Javadoc)
protected String getQueryText() {
return query.getText();
}
+
+ private void updateView() {
+ this.tableViewer.update(updateTable, null);
+ }
+ private void createTable(Composite composite) {
+ System.out.println("Creating table...");
+ Table table = comUI.createTablePage(composite);
+ colNames = new String[] { Messages.getString("UpdateRowPage.ColumnName"), Messages.getString("UpdateRowPage.OldValue"),
+ "Where", Messages.getString("UpdateRowPage.NewValue"), Messages.getString("UpdateRowPage.SetValue") };
+
+ comUI.createTableColumn(table, colNames[0], SWT.LEFT, 0, 150);
+ comUI.createTableColumn(table, colNames[1], SWT.LEFT, 1, 300);
+ comUI.createTableColumn(table, colNames[2], SWT.CENTER, 2, 60);
+ comUI.createTableColumn(table, colNames[3], SWT.LEFT, 3, 300);
+ comUI.createTableColumn(table, colNames[4], SWT.CENTER, 4, 70);
+ this.tableViewer = new TableViewer(table);
+ this.tableViewer.setColumnProperties(colNames);
+
+ CellEditor[] editor = new CellEditor[colNames.length];
+ TextCellEditor txtEditorField = new TextCellEditor(table);
+ txtEditorField.getControl().setEnabled(false);
+ editor[0] = txtEditorField;
+
+ TextCellEditor txtEditorFieldOld = new TextCellEditor(table);
+ txtEditorFieldOld.getControl().setEnabled(false);
+ editor[1] = txtEditorFieldOld;
+
+ editor[2] = new CheckboxCellEditor(table, SWT.NULL);
+
+ TextCellEditor txtEditorValues = new TextCellEditor(table);
+ editor[3] = txtEditorValues;
+
+ editor[4] = new CheckboxCellEditor(table, SWT.NULL);
+
+ this.tableViewer.setCellEditors(editor);
+ this.tableViewer.setLabelProvider(new LabelProviderImpl());
+ this.tableViewer.setContentProvider(new ContentProviderImpl());
+ this.tableViewer.setCellModifier(new CellModifierImpl());
+ this.tableViewer.setInput(updateTable);
+ }
+
+
}
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