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//+======================================================================
// $Source:  $
//
// Project:   Tango
//
// Description:  java source code for Tango manager tool..
//
// $Author$
//
// Copyright (C) :      2004,2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,2015,
//						European Synchrotron Radiation Facility
//                      BP 220, Grenoble 38043
//                      FRANCE
//
// This file is part of Tango.
//
// Tango is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// 
// Tango is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
// 
// You should have received a copy of the GNU General Public License
// along with Tango.  If not, see .
//
// $Revision$
//
//-======================================================================


package admin.astor.tools;

import fr.esrf.Tango.DevFailed;
import fr.esrf.TangoApi.AttributeInfoEx;
import fr.esrf.TangoApi.AttributeProxy;
import fr.esrf.TangoDs.TangoConst;

import javax.swing.*;
import java.awt.*;


//===============================================================

/**
 * Class Description: Basic Dialog Class to display info
 *
 * @author root
 */
//===============================================================


public class PropertyDialog extends JDialog implements TangoConst {
    private JFrame parent;
    private String signame;

    static int ADD_OPTION = 0;
    static int UPDATE_OPTION = 1;
    static int CANCEL_OPTION = 2;

    private int mode;

    //===============================================================

    /**
     * Creates new form PropertyDialog
     */
    //===============================================================
    public PropertyDialog(JFrame parent, String signame, int mode) {
        super(parent, true);
        this.parent = parent;
        this.signame = signame;
        this.mode = mode;
        initComponents();

        titleLabel.setText(EventsTable.strMode[mode] + " Event for " + signame);

        switch (mode) {
            case EventsTable.SUBSCRIBE_CHANGE:
                periodLbl.setVisible(false);
                periodTxt.setVisible(false);
                resetPerBtn.setVisible(false);
                break;
            case EventsTable.SUBSCRIBE_PERIODIC:
                absLbl.setVisible(false);
                absTxt.setVisible(false);
                resetAbsBtn.setVisible(false);
                relLbl.setVisible(false);
                relTxt.setVisible(false);
                resetRelBtn.setVisible(false);
                break;
        }

        pack();
        Point p = parent.getLocationOnScreen();
        p.x += 50;
        p.y += 50;
        setLocation(p);
    }
    //===============================================================
    /**
     * This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    //===============================================================
    // //GEN-BEGIN:initComponents
    private void initComponents() {
        java.awt.GridBagConstraints gridBagConstraints;

        jPanel1 = new javax.swing.JPanel();
        updateBtn = new javax.swing.JButton();
        cancelBtn = new javax.swing.JButton();
        jPanel2 = new javax.swing.JPanel();
        titleLabel = new javax.swing.JLabel();
        jPanel3 = new javax.swing.JPanel();
        absLbl = new javax.swing.JLabel();
        relLbl = new javax.swing.JLabel();
        periodLbl = new javax.swing.JLabel();
        absTxt = new javax.swing.JTextField();
        relTxt = new javax.swing.JTextField();
        periodTxt = new javax.swing.JTextField();
        resetAbsBtn = new javax.swing.JButton();
        resetRelBtn = new javax.swing.JButton();
        resetPerBtn = new javax.swing.JButton();

        addWindowListener(new java.awt.event.WindowAdapter() {
            public void windowClosing(java.awt.event.WindowEvent evt) {
                closeDialog(evt);
            }
        });

        updateBtn.setText("Update");
        updateBtn.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                updateBtnActionPerformed(evt);
            }
        });

        jPanel1.add(updateBtn);

        cancelBtn.setText("Cancel");
        cancelBtn.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cancelBtnActionPerformed(evt);
            }
        });

        jPanel1.add(cancelBtn);

        getContentPane().add(jPanel1, java.awt.BorderLayout.SOUTH);

        titleLabel.setFont(new java.awt.Font("Dialog", 1, 18));
        titleLabel.setText("Dialog Title");
        jPanel2.add(titleLabel);

        getContentPane().add(jPanel2, java.awt.BorderLayout.NORTH);

        jPanel3.setLayout(new java.awt.GridBagLayout());

        absLbl.setText("abs_change");
        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
        gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
        gridBagConstraints.insets = new java.awt.Insets(0, 4, 0, 0);
        jPanel3.add(absLbl, gridBagConstraints);

        relLbl.setText("rel_change");
        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 0;
        gridBagConstraints.gridy = 1;
        gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
        gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
        gridBagConstraints.insets = new java.awt.Insets(0, 4, 0, 0);
        jPanel3.add(relLbl, gridBagConstraints);

        periodLbl.setText("period");
        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 0;
        gridBagConstraints.gridy = 2;
        gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
        gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
        gridBagConstraints.insets = new java.awt.Insets(0, 4, 0, 0);
        jPanel3.add(periodLbl, gridBagConstraints);

        absTxt.setColumns(10);
        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.insets = new java.awt.Insets(0, 4, 0, 4);
        jPanel3.add(absTxt, gridBagConstraints);

        relTxt.setColumns(10);
        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 1;
        gridBagConstraints.gridy = 1;
        gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
        gridBagConstraints.insets = new java.awt.Insets(0, 4, 0, 4);
        jPanel3.add(relTxt, gridBagConstraints);

        periodTxt.setColumns(10);
        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 1;
        gridBagConstraints.gridy = 2;
        gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
        gridBagConstraints.insets = new java.awt.Insets(0, 4, 0, 4);
        jPanel3.add(periodTxt, gridBagConstraints);

        resetAbsBtn.setText("Reset");
        resetAbsBtn.setMargin(new java.awt.Insets(2, 2, 2, 2));
        resetAbsBtn.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                resetAbsBtnActionPerformed(evt);
            }
        });

        jPanel3.add(resetAbsBtn, new java.awt.GridBagConstraints());

        resetRelBtn.setText("Reset");
        resetRelBtn.setMargin(new java.awt.Insets(2, 2, 2, 2));
        resetRelBtn.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                resetRelBtnActionPerformed(evt);
            }
        });

        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 2;
        gridBagConstraints.gridy = 1;
        jPanel3.add(resetRelBtn, gridBagConstraints);

        resetPerBtn.setText("Reset");
        resetPerBtn.setMargin(new java.awt.Insets(2, 2, 2, 2));
        resetPerBtn.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                resetPerBtnActionPerformed(evt);
            }
        });

        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 2;
        gridBagConstraints.gridy = 2;
        jPanel3.add(resetPerBtn, gridBagConstraints);

        getContentPane().add(jPanel3, java.awt.BorderLayout.CENTER);

        pack();
    }// //GEN-END:initComponents

    //===============================================================
    //===============================================================
    private void resetPerBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_resetPerBtnActionPerformed
        periodTxt.setText(Tango_AlrmValueNotSpec);
    }//GEN-LAST:event_resetPerBtnActionPerformed

    //===============================================================
    //===============================================================
    private void resetRelBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_resetRelBtnActionPerformed
        relTxt.setText(Tango_AlrmValueNotSpec);
    }//GEN-LAST:event_resetRelBtnActionPerformed

    //===============================================================
    //===============================================================
    private void resetAbsBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_resetAbsBtnActionPerformed
        absTxt.setText(Tango_AlrmValueNotSpec);
    }//GEN-LAST:event_resetAbsBtnActionPerformed

    //===============================================================

    /**
     * Verify if value set are coherent and if at least one is set.
     */
    //===============================================================
    private boolean checkValues() {
        try {
            String s;
            s = getAbs();
            if (!s.equals(Tango_AlrmValueNotSpec) &&
                    !s.equals("NaN")) {
                Double.parseDouble(s);
            }
            s = getRel();
            if (!s.equals(Tango_AlrmValueNotSpec) &&
                    !s.equals("NaN")) {
                Double.parseDouble(s);
            }
            s = getPeriod();
            if (!s.equals(Tango_AlrmValueNotSpec) &&
                    !s.equals("NaN")) {
                Integer.parseInt(s);
            }
        } catch (Exception e) {
            Utils.popupError(this, null, e);
            return false;
        }
        return true;
    }

    //===============================================================
    //===============================================================
    private boolean writeValues() {
        try {
            //	Retreive properties (check before if have changed
            boolean changed = false;
            if (!abs_change.equals(getAbs())) {
                changed = true;
                if (mode == EventsTable.SUBSCRIBE_CHANGE)
                    info.events.ch_event.abs_change = getAbs();
                else if (mode == EventsTable.SUBSCRIBE_ARCHIVE)
                    info.events.arch_event.abs_change = getAbs();
            }
            if (!rel_change.equals(getRel())) {
                changed = true;
                if (mode == EventsTable.SUBSCRIBE_CHANGE)
                    info.events.ch_event.rel_change = getRel();
                else if (mode == EventsTable.SUBSCRIBE_ARCHIVE)
                    info.events.arch_event.rel_change = getRel();
            }
            if (!period.equals(getPeriod())) {
                changed = true;
                if (mode == EventsTable.SUBSCRIBE_PERIODIC)
                    info.events.per_event.period = getPeriod();
                else if (mode == EventsTable.SUBSCRIBE_ARCHIVE)
                    info.events.arch_event.period = getPeriod();
            }

            //	And set them if have changed
            if (changed) {
                AttributeInfoEx[] aie = new AttributeInfoEx[1];
                aie[0] = info;
                att.set_info(aie);
            }
            return true;
        } catch (DevFailed e) {
            Utils.popupError(parent, null, e);
            return false;
        }
    }

    //===============================================================
    //===============================================================
    private void updateBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_updateBtnActionPerformed
        if (checkValues()) {
            if (writeValues())
                doClose();
        }
    }//GEN-LAST:event_updateBtnActionPerformed

    //===============================================================
    //===============================================================
    private void cancelBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_cancelBtnActionPerformed
        doClose();
    }//GEN-LAST:event_cancelBtnActionPerformed

    //===============================================================
    //===============================================================
    private void closeDialog(java.awt.event.WindowEvent evt) {//GEN-FIRST:event_closeDialog
        doClose();
    }//GEN-LAST:event_closeDialog

    //===============================================================

    /**
     * Closes the dialog
     */
    //===============================================================
    private void doClose() {
        setVisible(false);
        dispose();
    }

    //===============================================================
    //===============================================================
    String getAbs() {
        String s = absTxt.getText().trim();
        if (s.equals(Tango_AlrmValueNotSpec))
            return "NaN";
        else
            return s;
    }

    //===============================================================
    //===============================================================
    String getRel() {
        String s = relTxt.getText().trim();
        if (s.equals(Tango_AlrmValueNotSpec))
            return "NaN";
        else
            return s;
    }

    //===============================================================
    //===============================================================
    String getPeriod() {
        String s = periodTxt.getText().trim();
        if (s.equals(Tango_AlrmValueNotSpec))
            return "NaN";
        else
            return s;
    }

    //===============================================================
    //===============================================================
    private AttributeProxy att = null;
    private AttributeInfoEx info;
    private String abs_change, rel_change, period;

    private void displayProperty() throws DevFailed {
        if (att == null)
            att = new AttributeProxy(signame);
        info = att.get_info_ex();

        switch (mode) {
            case EventsTable.SUBSCRIBE_CHANGE:
                if (info.events != null && info.events.ch_event != null) {
                    abs_change = info.events.ch_event.abs_change;
                    rel_change = info.events.ch_event.rel_change;
                    period = Tango_AlrmValueNotSpec;
                } else {
                    abs_change = Tango_AlrmValueNotSpec;
                    rel_change = Tango_AlrmValueNotSpec;
                    period = Tango_AlrmValueNotSpec;
                }
                break;

            case EventsTable.SUBSCRIBE_ARCHIVE:
                if (info.events != null && info.events.arch_event != null) {
                    abs_change = info.events.arch_event.abs_change;
                    rel_change = info.events.arch_event.rel_change;
                    period = info.events.arch_event.period;
                } else {
                    abs_change = Tango_AlrmValueNotSpec;
                    rel_change = Tango_AlrmValueNotSpec;
                    period = Tango_AlrmValueNotSpec;
                }
                break;

            case EventsTable.SUBSCRIBE_PERIODIC:
                if (info.events != null && info.events.per_event != null) {
                    abs_change = Tango_AlrmValueNotSpec;
                    rel_change = Tango_AlrmValueNotSpec;
                    period = info.events.per_event.period;
                } else {
                    abs_change = Tango_AlrmValueNotSpec;
                    rel_change = Tango_AlrmValueNotSpec;
                    period = Tango_AlrmValueNotSpec;
                }
                break;
        }
        absTxt.setText(abs_change);
        relTxt.setText(rel_change);
        periodTxt.setText(period);
    }

    //===============================================================
    //===============================================================
    public void showDialog() {
        try {
            displayProperty();
            setVisible(true);
        } catch (DevFailed e) {
            Utils.popupError(parent, null, e);
        }
    }

    //===============================================================
    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JLabel absLbl;
    private javax.swing.JTextField absTxt;
    private javax.swing.JButton cancelBtn;
    private javax.swing.JPanel jPanel1;
    private javax.swing.JPanel jPanel2;
    private javax.swing.JPanel jPanel3;
    private javax.swing.JLabel periodLbl;
    private javax.swing.JTextField periodTxt;
    private javax.swing.JLabel relLbl;
    private javax.swing.JTextField relTxt;
    private javax.swing.JButton resetAbsBtn;
    private javax.swing.JButton resetPerBtn;
    private javax.swing.JButton resetRelBtn;
    private javax.swing.JLabel titleLabel;
    private javax.swing.JButton updateBtn;
    // End of variables declaration//GEN-END:variables
    //===============================================================


}