jive3.TreePanelAttributeAlias Maven / Gradle / Ivy

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package jive3;

import fr.esrf.Tango.DevFailed;
import fr.esrf.TangoApi.DeviceProxy;

import javax.swing.*;
import java.awt.*;
import java.io.IOException;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.regex.PatternSyntaxException;

import jive.JiveUtils;


/**
 * A panel for selecting tango alias
 */
public class TreePanelAttributeAlias extends TreePanel {

  // Filtering stuff
  String  aliasFilterString="*";
  Pattern aliasPattern=null;

  public TreePanelAttributeAlias() {

    this.self = this;
    setLayout(new BorderLayout());

  }

  public TangoNode createRoot() {
    return new RootNode();
  }

  public void applyFilter(String filter) {

    aliasFilterString = filter;

    if( filter.equals("*") ) {
      aliasPattern = null;
    } else if (filter.length()==0) {
      aliasPattern = null;
    } else {
      try {
        String f = filterToRegExp(aliasFilterString);
        aliasPattern = Pattern.compile(f);
      } catch (PatternSyntaxException e) {
        JOptionPane.showMessageDialog(invoker,e.getMessage());
      }
    }

  }

  public String getFilter() {
    return aliasFilterString;
  }

  // ---------------------------------------------------------------

  class RootNode extends TangoNode {

    void populateNode() throws DevFailed {
      String[] list = db.get_attribute_alias_list("*");
      JiveUtils.sortList(list);
      for (int i = 0; i < list.length; i++) {
        if( aliasPattern!=null ) {
          Matcher matcher =  aliasPattern.matcher(list[i].toLowerCase());
          if( matcher.find() && matcher.start()==0 && matcher.end()==list[i].length() ) {
            add(new AliasNode(list[i]));
          }
        } else {
          add(new AliasNode(list[i]));
        }
      }
    }

    public String toString() {
      return "AttAlias:";
    }

    void execAction(int number,boolean multipleCall) {
    }

  }

  // ---------------------------------------------------------------

  class AliasNode extends TangoNode {

    private String aliasName=null;
    private String attName=null;

    AliasNode(String aliasName) {
      this.aliasName = aliasName;
    }

    void populateNode() throws DevFailed {

      if(attName==null) attName = db.get_attribute_from_alias(aliasName);
      int aslash = attName.lastIndexOf("/");
      String devName = attName.substring(0,aslash);
      String aName = attName.substring(aslash+1);
      DeviceProxy ds = new DeviceProxy(devName);
      int idl = ds.get_idl_version();

      add(new TaskDeviceAttributePropertyNode(self,db,devName,aName,idl,false));
      add(new TaskSingleAttributeNode(self,db,devName,attName,idl));

    }

    public String toString() {
      return aliasName;
    }

    public ImageIcon getIcon() {
      return TangoNodeRenderer.atticon;
    }

    public Action[] getAction() {
      if(JiveUtils.readOnly) {
        return new Action[]{
            TreePanel.getAction(ACTION_GOTODEVNODE)
        };
      } else {
        return new Action[]{
            TreePanel.getAction(ACTION_GOTODEVNODE),
            TreePanel.getAction(ACTION_DELETE)
        };
      }
    }

    public void goToDeviceNode() {

      try {
        if(attName==null) attName = db.get_attribute_from_alias(aliasName);
        int aslash = attName.lastIndexOf("/");
        String devName = attName.substring(0,aslash);
        invoker.goToDeviceNode(devName);
      } catch(DevFailed e) {
        JiveUtils.showTangoError(e);
      }

    }

    public void execAction(int actionNumber,boolean multipleCall) throws IOException {

      switch(actionNumber) {

        case TreePanel.ACTION_DELETE:
          if(multipleCall) {
            try {
              db.delete_attribute_alias(aliasName);
            } catch (DevFailed e) {
              throw new IOException(aliasName + ":" + e.errors[0].desc);
            }
          } else {
            int ok = JOptionPane.showConfirmDialog(invoker, "Delete attribute alias " + aliasName + " ?", "Confirm delete", JOptionPane.YES_NO_OPTION);
            if (ok == JOptionPane.YES_OPTION) {
              try {
                db.delete_attribute_alias(aliasName);
              } catch (DevFailed e) {
                JiveUtils.showTangoError(e);
              }
              refresh();
            }
          }
          break;

        case TreePanel.ACTION_GOTODEVNODE:
          goToDeviceNode();
          break;

      }

    }

    public String getValue() {

      if( attName==null ) {
        try {
          attName = db.get_attribute_from_alias(aliasName);
        } catch(DevFailed e) {
          JiveUtils.showTangoError(e);
        }
      }

      return aliasName + " = " + attName;
    }

    public String getTitle() {
      return "Attribute alias";
    }

  }

}