/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org 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 Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/
package com.sun.star.wizards.table;

import com.sun.star.awt.FontDescriptor;
import com.sun.star.awt.ItemEvent;
import com.sun.star.awt.XButton;
import com.sun.star.awt.XItemListener;
import com.sun.star.awt.XListBox;
import com.sun.star.awt.XTextComponent;
import com.sun.star.beans.XPropertySet;
import com.sun.star.lang.EventObject;
import com.sun.star.uno.Exception;
import com.sun.star.uno.UnoRuntime;
import com.sun.star.wizards.common.Desktop;
import com.sun.star.wizards.common.Helper;
import com.sun.star.wizards.db.TableDescriptor;
import com.sun.star.wizards.ui.UIConsts;
import com.sun.star.wizards.ui.UnoDialog;

public class FieldFormatter implements XItemListener
{

    TableWizard CurUnoDialog;
    TableDescriptor curTableDescriptor;
    Object oColumnDescriptorModel;
    XTextComponent txtfieldname;
    XListBox xlstFieldNames;
    XButton btnplus;
    XButton btnminus;
    XButton btnShiftUp;
    XButton btnShiftDown;
    short curtabindex;
    String TOGGLEBUTTONS = "toggleButtons";
    String ADDFIELDNAME = "addFieldName";
    String REMOVEFIELDNAME = "removeFieldName";
    String MODIFYFIELDNAME = "modifyFieldName";
    String[] fieldnames;
    String suntitled;
    Integer IFieldFormatStep;

    public FieldFormatter(TableWizard _CurUnoDialog, TableDescriptor _curTableDescriptor)
    {
        this.CurUnoDialog = _CurUnoDialog;
        curtabindex = (short) (TableWizard.SOFIELDSFORMATPAGE * 100);
        IFieldFormatStep = new Integer(TableWizard.SOFIELDSFORMATPAGE);
        String sFieldName = CurUnoDialog.m_oResource.getResText(UIConsts.RID_TABLE + 23);
        String sFieldNames = CurUnoDialog.m_oResource.getResText(UIConsts.RID_TABLE + 25);
        String sfieldinfo = CurUnoDialog.m_oResource.getResText(UIConsts.RID_TABLE + 20);
        String sbtnplushelptext = CurUnoDialog.m_oResource.getResText(UIConsts.RID_TABLE + 45);
        String sbtnminushelptext = CurUnoDialog.m_oResource.getResText(UIConsts.RID_TABLE + 46);

        suntitled = CurUnoDialog.m_oResource.getResText(UIConsts.RID_TABLE + 43);

        CurUnoDialog.insertLabel("lblFieldNames",
                new String[]
                {
                    "Height", "Label", "PositionX", "PositionY", "Step", "TabIndex", "Width"
                },
                new Object[]
                {
                    UIConsts.INTEGERS[8], sFieldNames, new Integer(91), new Integer(27), IFieldFormatStep, new Short(curtabindex++), new Integer(90)
                });

        try
        {
            xlstFieldNames = CurUnoDialog.insertListBox("lstfieldnames", 3, null, this,
                    new String[]
                    {
                        "Height", "HelpURL", "PositionX", "PositionY", "Step", "TabIndex", "Width"
                    },
                    new Object[]
                    {
                        new Integer(133), "HID:41220", new Integer(92), new Integer(37), IFieldFormatStep, new Short(curtabindex++), new Integer(62)
                    });
        }
        catch (Exception e)
        {
            e.printStackTrace(System.out);
        }

        FontDescriptor oFontDesc = new FontDescriptor();
        oFontDesc.Name = "StarSymbol";

        btnShiftUp = CurUnoDialog.insertButton("btnShiftUp", "shiftFieldNameUp", this,
                new String[]
                {
                    "Enabled", "FontDescriptor", "Height", "HelpURL", "Label", "PositionX", "PositionY", "Step", "TabIndex", "Width"
                },
                new Object[]
                {
                    Boolean.FALSE, oFontDesc, new Integer(14), "HID:41221", String.valueOf((char) 8743), new Integer(158), new Integer(139), IFieldFormatStep, new Short(curtabindex++), new Integer(14)
                });

        btnShiftDown = CurUnoDialog.insertButton("btnShiftDown", "shiftFieldNameDown", this,
                new String[]
                {
                    "Enabled", "FontDescriptor", "Height", "HelpURL", "Label", "PositionX", "PositionY", "Step", "TabIndex", "Width"
                },
                new Object[]
                {
                    Boolean.FALSE, oFontDesc, new Integer(14), "HID:41222", String.valueOf((char) 8744), new Integer(158), new Integer(156), IFieldFormatStep, new Short(curtabindex++), new Integer(14)
                });
        oFontDesc = new FontDescriptor();
        oFontDesc.Weight = com.sun.star.awt.FontWeight.BOLD;
        oFontDesc.Height = (short) 13;
        btnminus = CurUnoDialog.insertButton("btnminus", "removeFieldName", this,
                new String[]
                {
                    "FontDescriptor", "Height", "HelpURL", "Label", "PositionX", "PositionY", "Step", "TabIndex", "Width"
                },
                new Object[]
                {
                    oFontDesc, new Integer(14), "HID:41223", "-", new Integer(118), new Integer(175), IFieldFormatStep, new Short(curtabindex++), new Integer(14)
                });

        btnplus = CurUnoDialog.insertButton("btnplus", "addFieldName", this,
                new String[]
                {
                    "FontDescriptor", "Height", "HelpURL", "Label", "PositionX", "PositionY", "Step", "TabIndex", "Width"
                },
                new Object[]
                {
                    oFontDesc, new Integer(14), "HID:41224", "+", new Integer(137), new Integer(175), IFieldFormatStep, new Short(curtabindex++), new Integer(14)
                });

        CurUnoDialog.insertControlModel("com.sun.star.awt.UnoControlFixedLineModel", "ColDescriptorHeader",
                new String[]
                {
                    "Height", "Label", "Orientation", "PositionX", "PositionY", "Step", "TabIndex", "Width"
                },
                new Object[]
                {
                    new Integer(8), sfieldinfo, new Integer(0), new Integer(158), new Integer(27), IFieldFormatStep, new Short(curtabindex++), new Integer(165)
                });


        CurUnoDialog.insertLabel("lblFieldName",
                new String[]
                {
                    "Height", "Label", "PositionX", "PositionY", "Step", "TabIndex", "Width"
                },
                new Object[]
                {
                    UIConsts.INTEGERS[8], sFieldName, new Integer(158), new Integer(39), IFieldFormatStep, new Short(curtabindex++), new Integer(94)
                });

        txtfieldname = CurUnoDialog.insertTextField("txtfieldname", MODIFYFIELDNAME, this,
                new String[]
                {
                    "Height", "HelpURL", "PositionX", "PositionY", "Step", "TabIndex", "Text", "Width"
                },
                new Object[]
                {
                    UIConsts.INTEGER_12, "HID:41225", new Integer(274), new Integer(37), IFieldFormatStep, new Short(curtabindex++), "", new Integer(50)
                });
        txtfieldname.addTextListener(CurUnoDialog);
        CurUnoDialog.getPeerConfiguration().setAccessibleName(btnplus, sbtnplushelptext);
        CurUnoDialog.getPeerConfiguration().setAccessibleName(btnminus, sbtnminushelptext);
    }

    public void initialize(TableDescriptor _curTableDescriptor, String[] _fieldnames)
    {
        if (oColumnDescriptorModel == null)
        {
            oColumnDescriptorModel = CurUnoDialog.insertControlModel("com.sun.star.sdb.ColumnDescriptorControlModel", "oColumnDescriptor",
                    new String[]
                    {
                        "Height", "PositionX", "PositionY", "Step", "TabIndex", "Width", "EditWidth"
                    }, // "HelpURL"
                    new Object[]
                    {
                        new Integer(85), new Integer(158), new Integer(49), IFieldFormatStep, new Short(curtabindex++), new Integer(166), new Integer(50)
                    });  //, "HID:41226"
            curTableDescriptor = _curTableDescriptor;
            Helper.setUnoPropertyValue(oColumnDescriptorModel, "ActiveConnection", _curTableDescriptor.DBConnection);
            txtfieldname.setMaxTextLen((short) this.curTableDescriptor.getMaxColumnNameLength());
        }
        else
        {
            int nStep = ((Integer) Helper.getUnoPropertyValue(oColumnDescriptorModel, "Step")).intValue();
            if (nStep > IFieldFormatStep.intValue())
            {
                Helper.setUnoPropertyValue(oColumnDescriptorModel, "Step", IFieldFormatStep);
                CurUnoDialog.repaintDialogStep();
            }
        }
        Helper.setUnoPropertyValue(UnoDialog.getModel(xlstFieldNames), "StringItemList", _fieldnames);
        Helper.setUnoPropertyValue(UnoDialog.getModel(xlstFieldNames), "SelectedItems", new short[]
                {
                    0
                });
        updateColumnDescriptor(_fieldnames[0], curTableDescriptor.getByName(_fieldnames[0]));
        toggleButtons();
        CurUnoDialog.setFocus("lstfieldnames");
    }

    public void toggleButtons()
    {
        boolean benableShiftUpButton = false;
        boolean benableShiftDownButton = false;
        boolean bfieldnameisselected = Helper.getUnoArrayPropertyValue(UnoDialog.getModel(xlstFieldNames), "SelectedItems") != null;
        int ilistcount = /* xlstFieldNames.getItemCount();*/ UnoDialog.getListBoxItemCount(xlstFieldNames);
        boolean blistispopulated = (ilistcount > 0);
        if (bfieldnameisselected)
        {
            int iselpos = xlstFieldNames.getSelectedItemPos();
            benableShiftUpButton = (iselpos != 0);
            benableShiftDownButton = (iselpos != ilistcount - 1);
        }
        Helper.setUnoPropertyValue(UnoDialog.getModel(btnShiftUp), "Enabled", new Boolean(benableShiftUpButton));
        Helper.setUnoPropertyValue(UnoDialog.getModel(btnShiftDown), "Enabled", new Boolean(benableShiftDownButton));
        Helper.setUnoPropertyValue(UnoDialog.getModel(btnminus), "Enabled", new Boolean(blistispopulated));
        CurUnoDialog.setcompleted(TableWizard.SOFIELDSFORMATPAGE, blistispopulated);
    }

    public void addFieldName()
    {
        String snewfieldname = Desktop.getUniqueName(xlstFieldNames.getItems(), suntitled, "");
        short icount = xlstFieldNames.getItemCount();
        if (CurUnoDialog.verifyfieldcount(icount))
        {
            xlstFieldNames.addItem(snewfieldname, icount);
            Helper.setUnoPropertyValue(UnoDialog.getModel(xlstFieldNames), "SelectedItems", new short[]
                    {
                        icount
                    });
            toggleButtons();
            FieldDescription curfielddescription = new FieldDescription(snewfieldname);
            CurUnoDialog.fielditems.put(snewfieldname, curfielddescription);
            curTableDescriptor.addColumn(curfielddescription.getPropertyValues());
            updateColumnDescriptor(snewfieldname, curTableDescriptor.getByName(snewfieldname));
            CurUnoDialog.setControlVisible("oColumnDescriptor", true);
            CurUnoDialog.repaintDialogStep();
        }
    }

    public void removeFieldName()
    {
        String[] fieldnames = (String[]) Helper.getUnoPropertyValue(UnoDialog.getModel(xlstFieldNames), "StringItemList");
        short ipos = UnoDialog.getSelectedItemPos(xlstFieldNames);
        String fieldname = fieldnames[ipos];
        xlstFieldNames.removeItems(ipos, (short) 1);
        CurUnoDialog.fielditems.remove(fieldname);
        int ilistcount = /* xlstFieldNames.getItemCount();*/ UnoDialog.getListBoxItemCount(xlstFieldNames);
        if ((ipos) < ilistcount)
        {
            Helper.setUnoPropertyValue(UnoDialog.getModel(xlstFieldNames), "SelectedItems", new short[]
                    {
                        ipos
                    });
        }
        else
        {
            if (ilistcount > -1)
            {
                ipos = (short) ((short) ilistcount - (short) 1);
                Helper.setUnoPropertyValue(UnoDialog.getModel(xlstFieldNames), "SelectedItems", new short[]
                        {
                            ipos
                        });
            }
        }
        curTableDescriptor.dropColumnbyName(fieldname);
        fieldnames = (String[]) Helper.getUnoPropertyValue(UnoDialog.getModel(xlstFieldNames), "StringItemList");
        boolean benable = ((ipos > -1) && (ipos < fieldnames.length));
        if (benable)
        {
            String snewfieldname = fieldnames[ipos];
            updateColumnDescriptor(snewfieldname, curTableDescriptor.getByName(snewfieldname));
            toggleButtons();
        }
        else
        {
            Helper.setUnoPropertyValue(UnoDialog.getModel(txtfieldname), "Text", "");
            Helper.setUnoPropertyValue(UnoDialog.getModel(btnminus), "Enabled", new Boolean(benable));
            CurUnoDialog.setcompleted(TableWizard.SOFIELDSFORMATPAGE, benable);
        }
        Helper.setUnoPropertyValue(UnoDialog.getModel(btnminus), "Enabled", new Boolean(benable));
        CurUnoDialog.setControlVisible("oColumnDescriptor", benable);
        CurUnoDialog.repaintDialogStep();
    }

    public void modifyFieldName()
    {
        String newfieldname = txtfieldname.getText();
        String oldfieldname = xlstFieldNames.getSelectedItem();
        if (!newfieldname.equals(oldfieldname))
        {
            if (curTableDescriptor.modifyColumnName(oldfieldname, newfieldname))
            {
                Object oColumn = Helper.getUnoPropertyValue(oColumnDescriptorModel, "Column");
                Helper.setUnoPropertyValue(oColumn, "Name", newfieldname);
                FieldDescription curfielddescription = (FieldDescription) CurUnoDialog.fielditems.get(oldfieldname);
                CurUnoDialog.fielditems.remove(oldfieldname);
                curfielddescription.setName(newfieldname);
                CurUnoDialog.fielditems.put(newfieldname, curfielddescription);
                String[] fieldnames = xlstFieldNames.getItems();
                short ipos = xlstFieldNames.getSelectedItemPos();
                fieldnames[ipos] = newfieldname;
                Helper.setUnoPropertyValue(UnoDialog.getModel(xlstFieldNames), "StringItemList", fieldnames);
                Helper.setUnoPropertyValue(UnoDialog.getModel(xlstFieldNames), "SelectedItems", new short[]
                        {
                            ipos
                        });
            }
        }
    }

    public void shiftFieldNameUp()
    {
        short ipos = xlstFieldNames.getSelectedItemPos();
        String[] snewlist = shiftArrayItem(xlstFieldNames.getItems(), ipos, -1);
        Helper.setUnoPropertyValue(UnoDialog.getModel(xlstFieldNames), "StringItemList", snewlist);
        if ((ipos - 1) > -1)
        {
            Helper.setUnoPropertyValue(UnoDialog.getModel(xlstFieldNames), "SelectedItems", new short[]
                    {
                        (short) (ipos - 1)
                    });
            curTableDescriptor.moveColumn(ipos, ipos - 1);
        }
        toggleButtons();
    }

    public void shiftFieldNameDown()
    {
        short ipos = xlstFieldNames.getSelectedItemPos();
        String[] snewlist = shiftArrayItem(xlstFieldNames.getItems(), ipos, 1);
        Helper.setUnoPropertyValue(UnoDialog.getModel(xlstFieldNames), "StringItemList", snewlist);
        if ((ipos + 1) < xlstFieldNames.getItemCount())
        {
            Helper.setUnoPropertyValue(UnoDialog.getModel(xlstFieldNames), "SelectedItems", new short[]
                    {
                        (short) (ipos + 1)
                    });
            curTableDescriptor.moveColumn(ipos, ipos + 1);
        }
        toggleButtons();
    }

    public String[] shiftArrayItem(String[] _slist, int _oldindex, int _shiftcount)
    {
        int newindex = _oldindex + _shiftcount;
        if ((newindex >= 0) && (newindex < _slist.length))
        {
            String buffer = _slist[newindex];
            _slist[newindex] = _slist[_oldindex];
            _slist[_oldindex] = buffer;
        }
        return _slist;
    }

    public boolean updateColumnofColumnDescriptor()
    {
        Object oColumn = Helper.getUnoPropertyValue(oColumnDescriptorModel, "Column");
        XPropertySet xColPropertySet = (XPropertySet) UnoRuntime.queryInterface(XPropertySet.class, oColumn);
        if (xColPropertySet != null)
        {
            curTableDescriptor.modifyColumn(txtfieldname.getText(), xColPropertySet);
            return true;
        }
        return false;
    }

    private void updateColumnDescriptor(String _ColumnName, XPropertySet _xColumn)
    {
        updateColumnofColumnDescriptor();
        XPropertySet xNewPropertySet = curTableDescriptor.clonePropertySet(_ColumnName, _xColumn);
        if (xNewPropertySet != null)
        {
            Helper.setUnoPropertyValue(oColumnDescriptorModel, "Column", xNewPropertySet);
        }
        txtfieldname.setText(_ColumnName);
    }

    public XPropertySet clonePropertySet(XPropertySet _xPropertySet)
    {
        XPropertySet xlocpropertyset = null;
        return xlocpropertyset;
    }

    public void itemStateChanged(ItemEvent arg0)
    {
        String fieldname = xlstFieldNames.getSelectedItem();
        XPropertySet xColumn = curTableDescriptor.getByName(fieldname);
        updateColumnDescriptor(fieldname, xColumn);
        toggleButtons();
    }

    public boolean iscompleted()
    {
        String[] sfieldnames = (String[]) Helper.getUnoPropertyValue(UnoDialog.getModel(xlstFieldNames), "StringItemList");
        return sfieldnames.length > 0;
    }

    public String[] getFieldNames()
    {
        return (String[]) Helper.getUnoPropertyValue(UnoDialog.getModel(xlstFieldNames), "StringItemList");
    }

    /* (non-Javadoc)
     * @see com.sun.star.lang.XEventListener#disposing(com.sun.star.lang.EventObject)
     */
    public void disposing(EventObject arg0)
    {
        // TODO Auto-generated method stub
    }
}
