eclipse/plugins/org.argeo.slc.client.ui.dist/src/main/java/org/argeo/slc/client/ui/dist/views/QueryArtifactsText.java

   1 package org.argeo.slc.client.ui.dist.views;
   2
   3 import org.apache.commons.logging.Log;
   4 import org.apache.commons.logging.LogFactory;
   5 import org.argeo.slc.client.ui.dist.DistPlugin;
   6 import org.argeo.slc.jcr.SlcNames;
   7 import org.eclipse.swt.SWT;
   8 import org.eclipse.swt.custom.SashForm;
   9 import org.eclipse.swt.layout.GridData;
  10 import org.eclipse.swt.layout.GridLayout;
  11 import org.eclipse.swt.widgets.Button;
  12 import org.eclipse.swt.widgets.Composite;
  13 import org.eclipse.swt.widgets.Event;
  14 import org.eclipse.swt.widgets.Label;
  15 import org.eclipse.swt.widgets.Listener;
  16 import org.eclipse.swt.widgets.Text;
  17
  18 /** Query SLC Repo to get some artifacts with a JCR SQL 2 request. */
  19 public class QueryArtifactsText extends AbstractQueryArtifactsView implements
  20                 SlcNames {
  21         private static final Log log = LogFactory.getLog(QueryArtifactsText.class);
  22         public static final String ID = DistPlugin.ID + ".queryArtifactsText";
  23
  24         // widgets
  25         private Button executeBtn;
  26         private Text queryText;
  27         private SashForm sashForm;
  28
  29         private Composite top, bottom;
  30
  31         @Override
  32         public void createPartControl(Composite parent) {
  33
  34                 sashForm = new SashForm(parent, SWT.VERTICAL);
  35                 sashForm.setSashWidth(4);
  36                 sashForm.setLayout(new GridLayout(1, false));
  37
  38                 top = new Composite(sashForm, SWT.NONE);
  39                 top.setLayout(new GridLayout(1, false));
  40
  41                 bottom = new Composite(sashForm, SWT.NONE);
  42                 bottom.setLayout(new GridLayout(1, false));
  43
  44                 sashForm.setWeights(new int[] { 25, 75 });
  45
  46                 createQueryForm(top);
  47                 createResultPart(bottom);
  48         }
  49
  50         public void createQueryForm(Composite parent) {
  51                 Label lbl;
  52                 GridData gd;
  53
  54                 GridLayout gl = new GridLayout(2, false);
  55                 gl.marginTop = 5;
  56                 parent.setLayout(gl);
  57
  58                 lbl = new Label(parent, SWT.SINGLE);
  59                 lbl.setText("Enter a JCR:SQL2 Query");
  60
  61                 executeBtn = new Button(parent, SWT.PUSH);
  62                 executeBtn.setText("Search");
  63
  64                 queryText = new Text(parent, SWT.MULTI | SWT.WRAP | SWT.BORDER);
  65                 gd = new GridData(GridData.FILL_HORIZONTAL);
  66                 gd.grabExcessHorizontalSpace = true;
  67                 gd.heightHint = 100;
  68                 gd.horizontalSpan = 2;
  69                 queryText.setLayoutData(gd);
  70
  71                 String query = generateSelectStatement() + generateFromStatement()
  72                                 + generateWhereStatement();
  73                 queryText.setText(query);
  74
  75                 Listener executeListener = new Listener() {
  76                         public void handleEvent(Event event) {
  77                                 refreshQuery();
  78                         }
  79                 };
  80                 executeBtn.addListener(SWT.Selection, executeListener);
  81         }
  82
  83         public void refreshQuery() {
  84                 String queryStr = queryText.getText();
  85                 executeQuery(queryStr);
  86                 bottom.layout();
  87                 sashForm.layout();
  88         }
  89
  90         private String generateWhereStatement() {
  91                 StringBuffer sb = new StringBuffer(" where ");
  92                 return sb.toString();
  93         }
  94
  95         @Override
  96         public void setFocus() {
  97                 executeBtn.setFocus();
  98         }
  99 }