System.Data.SQLite
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Overview
Comment:More cleanup related to empty strings.
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: 6cb3a277dbe3efcdb3c0ef991a7a9fdf1deb2081
User & Date: mistachkin 2016-03-09 22:40:17
Context
2016-03-11
00:35
Update scheduled release date for 1.0.100.0. check-in: 03b5dd0462 user: mistachkin tags: trunk
2016-03-09
22:40
More cleanup related to empty strings. check-in: 6cb3a277db user: mistachkin tags: trunk
22:34
Fix the (unsupported) legacy CryptoAPI based codec so that it no longer prevents page size changes. check-in: e39ba4bf1a user: mistachkin tags: trunk
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Changes to SQLite.Designer/ChangePasswordDialog.cs. 

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    private void password_TextChanged(object sender, EventArgs e)
    {
      if (String.IsNullOrEmpty(password.Text) || password.Text == GetCurrentPassword())
      {
        confirmLabel.Enabled = false;
        passwordConfirm.Enabled = false;
        passwordConfirm.Text = "";

        if (String.IsNullOrEmpty(password.Text) && String.IsNullOrEmpty(GetCurrentPassword()) == false)
          action.Text = VSPackage.Decrypt;
        else
          action.Text = "";
      }
      else
      {
        confirmLabel.Enabled = true;
        passwordConfirm.Enabled = true;

        if (String.IsNullOrEmpty(GetCurrentPassword()) == false)








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    private void password_TextChanged(object sender, EventArgs e)
    {
      if (String.IsNullOrEmpty(password.Text) || password.Text == GetCurrentPassword())
      {
        confirmLabel.Enabled = false;
        passwordConfirm.Enabled = false;
        passwordConfirm.Text = String.Empty;

        if (String.IsNullOrEmpty(password.Text) && String.IsNullOrEmpty(GetCurrentPassword()) == false)
          action.Text = VSPackage.Decrypt;
        else
          action.Text = String.Empty;
      }
      else
      {
        confirmLabel.Enabled = true;
        passwordConfirm.Enabled = true;

        if (String.IsNullOrEmpty(GetCurrentPassword()) == false)

Changes to SQLite.Designer/ChangeScriptDialog.cs. 

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          _defaultSave = _saveOrig.Checked;

          using (System.IO.StreamWriter writer = new System.IO.StreamWriter(save.FileName, false, Encoding.UTF8))
          {
            if ((_show.Visible == true && _saveOrig.Checked == true) || (_show.Visible == false && _splitter.Panel2Collapsed == true))
            {
              if (_show.Visible == true) writer.WriteLine("/*");
              writer.WriteLine(_original.Text.Replace("\r", "").TrimEnd('\n').Replace("\n", "\r\n"));
              if (_show.Visible == true) writer.WriteLine("*/");
            }
            if (_show.Visible == true || _splitter.Panel2Collapsed == false) 
              writer.WriteLine(_script.Text.Replace("\r", "").TrimEnd('\n').Replace("\n", "\r\n"));
          }
        }
      }
      Close();
    }

    private void _show_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)








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          _defaultSave = _saveOrig.Checked;

          using (System.IO.StreamWriter writer = new System.IO.StreamWriter(save.FileName, false, Encoding.UTF8))
          {
            if ((_show.Visible == true && _saveOrig.Checked == true) || (_show.Visible == false && _splitter.Panel2Collapsed == true))
            {
              if (_show.Visible == true) writer.WriteLine("/*");
              writer.WriteLine(_original.Text.Replace("\r", String.Empty).TrimEnd('\n').Replace("\n", "\r\n"));
              if (_show.Visible == true) writer.WriteLine("*/");
            }
            if (_show.Visible == true || _splitter.Panel2Collapsed == false) 
              writer.WriteLine(_script.Text.Replace("\r", String.Empty).TrimEnd('\n').Replace("\n", "\r\n"));
          }
        }
      }
      Close();
    }

    private void _show_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)

Changes to SQLite.Designer/Design/Column.cs. 

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  using System.Data;
  using System.Data.Common;
  using System.Globalization;

  internal class Column : IHaveConnection
  {
    private bool _allowNulls;
    private string _dataType = "";
    private string _defaultValue = "";
    private string _columnName = "";
    private string _origName = "";
    private string _collate;
    private DataGridViewRow _parent;
    private Unique _unique;
    private Table _table;

    internal Column(Table table, DataGridViewRow row)
    {
................................................................................
      else if (edmtype == "decimal")
      {
        int size = (row.IsNull("NUMERIC_PRECISION") == false) ? Convert.ToInt32(row["NUMERIC_PRECISION"], CultureInfo.InvariantCulture) : 53;
        int scale = (row.IsNull("NUMERIC_SCALE") == false) ? Convert.ToInt32(row["NUMERIC_SCALE"], CultureInfo.InvariantCulture) : int.MaxValue;

        if (size != 53)
        {
          string scalestr = (scale == int.MaxValue) ? "" : String.Format(CultureInfo.InvariantCulture, ",{0}", scale);
          _dataType = string.Format(CultureInfo.InvariantCulture, "{0}({1}{2})", _dataType, size, scalestr);
        }
      }
    }

    #region IHaveConnection Members









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  using System.Data;
  using System.Data.Common;
  using System.Globalization;

  internal class Column : IHaveConnection
  {
    private bool _allowNulls;
    private string _dataType = String.Empty;
    private string _defaultValue = String.Empty;
    private string _columnName = String.Empty;
    private string _origName = String.Empty;
    private string _collate;
    private DataGridViewRow _parent;
    private Unique _unique;
    private Table _table;

    internal Column(Table table, DataGridViewRow row)
    {
................................................................................
      else if (edmtype == "decimal")
      {
        int size = (row.IsNull("NUMERIC_PRECISION") == false) ? Convert.ToInt32(row["NUMERIC_PRECISION"], CultureInfo.InvariantCulture) : 53;
        int scale = (row.IsNull("NUMERIC_SCALE") == false) ? Convert.ToInt32(row["NUMERIC_SCALE"], CultureInfo.InvariantCulture) : int.MaxValue;

        if (size != 53)
        {
          string scalestr = (scale == int.MaxValue) ? String.Empty : String.Format(CultureInfo.InvariantCulture, ",{0}", scale);
          _dataType = string.Format(CultureInfo.InvariantCulture, "{0}({1}{2})", _dataType, size, scalestr);
        }
      }
    }

    #region IHaveConnection Members

Changes to SQLite.Designer/Design/ForeignKey.cs. 

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/********************************************************
 * ADO.NET 2.0 Data Provider for SQLite Version 3.X
 * Written by Robert Simpson (robert@blackcastlesoft.com)
 * 
 * Released to the public domain, use at your own risk!
 ********************************************************/

namespace SQLite.Designer.Design
{
  using System;
  using System.Collections.Generic;
................................................................................
          {
            if (fkey.IsDirty) dirty = true;

            list.Add(value[i]);
          }
        }
        if ((dirty == true || list.Count != _count) && _form.DialogResult == DialogResult.OK)
        _table.MakeDirty();      
      }
      return editValue;
    }
  }

  internal class ForeignKeyItem : IHaveConnectionScope
  {
................................................................................
        _onDelete = row["FKEY_ON_DELETE"].ToString();
        _match = row["FKEY_MATCH"].ToString();
      }
      else
      {
        _id = -1;
        _ordinal = -1;
        _from = new ForeignKeyFromItem(this, "");
        _to = new ForeignKeyToItem(this, _table.Catalog, "", "");
      }
    }

    //internal void WriteSql(StringBuilder builder)
    //{
    //  if (String.IsNullOrEmpty(_from.Column) == false && String.IsNullOrEmpty(_to.Catalog) == false &&
    //    String.IsNullOrEmpty(_to.Table) == false && String.IsNullOrEmpty(_to.Column) == false)




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/********************************************************
 * ADO.NET 2.0 Data Provider for SQLite Version 3.X
 * Written by Robert Simpson (robert@blackcastlesoft.com)
 *
 * Released to the public domain, use at your own risk!
 ********************************************************/

namespace SQLite.Designer.Design
{
  using System;
  using System.Collections.Generic;
................................................................................
          {
            if (fkey.IsDirty) dirty = true;

            list.Add(value[i]);
          }
        }
        if ((dirty == true || list.Count != _count) && _form.DialogResult == DialogResult.OK)
        _table.MakeDirty();
      }
      return editValue;
    }
  }

  internal class ForeignKeyItem : IHaveConnectionScope
  {
................................................................................
        _onDelete = row["FKEY_ON_DELETE"].ToString();
        _match = row["FKEY_MATCH"].ToString();
      }
      else
      {
        _id = -1;
        _ordinal = -1;
        _from = new ForeignKeyFromItem(this, String.Empty);
        _to = new ForeignKeyToItem(this, _table.Catalog, String.Empty, String.Empty);
      }
    }

    //internal void WriteSql(StringBuilder builder)
    //{
    //  if (String.IsNullOrEmpty(_from.Column) == false && String.IsNullOrEmpty(_to.Catalog) == false &&
    //    String.IsNullOrEmpty(_to.Table) == false && String.IsNullOrEmpty(_to.Column) == false)

Changes to SQLite.Designer/Design/Index.cs. 

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    }

    public override object ConvertTo(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destinationType)
    {
      if (destinationType == typeof(string))
      {
        StringBuilder builder = new StringBuilder();
        string separator = "";
        foreach (IndexColumn c in (List<IndexColumn>)value)
        {
          builder.AppendFormat("{0}[{1}]", separator, c.Column);
          if (c.SortMode != ColumnSortMode.Ascending)
            builder.Append(" DESC");
          if (c.Collate != "BINARY")
            builder.AppendFormat(" COLLATE {0}", c.Collate.ToUpperInvariant());
................................................................................
      return ((IHaveConnection)_table).GetConnection();
    }

    #endregion

    internal virtual void WriteSql(StringBuilder builder)
    {
      string separator = "";
      builder.AppendFormat(CultureInfo.InvariantCulture, "CREATE {0}INDEX [{1}].[{2}] ON [{3}] (", (_unique == true) ? "UNIQUE " : "", _table.Catalog, Name, _table.Name);
      foreach (IndexColumn c in Columns)
      {
        builder.AppendFormat(CultureInfo.InvariantCulture, "{0}[{1}]", separator, c.Column);
        
        if (c.SortMode != ColumnSortMode.Ascending)
          builder.Append(" DESC");

................................................................................
          int count = 0;
          string proposed = name;

          _calcname = true;
          for (int n = 0; n < _table.Indexes.Count; n++)
          {
            Index idx = _table.Indexes[n];
            proposed = String.Format(CultureInfo.InvariantCulture, "{0}{1}", name, (count > 0) ? count.ToString() : "");
            if (idx.Name == proposed)
            {
              count++;
              n = -1;
            }
          }
          _calcname = false;








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    }

    public override object ConvertTo(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destinationType)
    {
      if (destinationType == typeof(string))
      {
        StringBuilder builder = new StringBuilder();
        string separator = String.Empty;
        foreach (IndexColumn c in (List<IndexColumn>)value)
        {
          builder.AppendFormat("{0}[{1}]", separator, c.Column);
          if (c.SortMode != ColumnSortMode.Ascending)
            builder.Append(" DESC");
          if (c.Collate != "BINARY")
            builder.AppendFormat(" COLLATE {0}", c.Collate.ToUpperInvariant());
................................................................................
      return ((IHaveConnection)_table).GetConnection();
    }

    #endregion

    internal virtual void WriteSql(StringBuilder builder)
    {
      string separator = String.Empty;
      builder.AppendFormat(CultureInfo.InvariantCulture, "CREATE {0}INDEX [{1}].[{2}] ON [{3}] (", (_unique == true) ? "UNIQUE " : String.Empty, _table.Catalog, Name, _table.Name);
      foreach (IndexColumn c in Columns)
      {
        builder.AppendFormat(CultureInfo.InvariantCulture, "{0}[{1}]", separator, c.Column);
        
        if (c.SortMode != ColumnSortMode.Ascending)
          builder.Append(" DESC");

................................................................................
          int count = 0;
          string proposed = name;

          _calcname = true;
          for (int n = 0; n < _table.Indexes.Count; n++)
          {
            Index idx = _table.Indexes[n];
            proposed = String.Format(CultureInfo.InvariantCulture, "{0}{1}", name, (count > 0) ? count.ToString() : String.Empty);
            if (idx.Name == proposed)
            {
              count++;
              n = -1;
            }
          }
          _calcname = false;

Changes to SQLite.Designer/Design/SimpleTokenizer.cs. 

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      internal bool sep;
      internal int depth;
      internal string keyword;
      internal char sepchar;

      public override string ToString()
      {
        return String.Format(CultureInfo.InvariantCulture, "{0} {1} at {2} {3} depth {4}", value, quote, position, sep == true ? "(sep)" : "", depth);
      }
    }

    public static StringParts[] BreakString(string source)
    {
      char[] opens = new char[] { '\"', '[', '\'', '(', ')', ',', ' ', ';', '\r', '\n', '\t' };
      char[] opens2 = new char[] { '\"', '[', '\'', '(', ')', ',', ' ', ';', '\r', '\n', '\t', '.' };








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      internal bool sep;
      internal int depth;
      internal string keyword;
      internal char sepchar;

      public override string ToString()
      {
        return String.Format(CultureInfo.InvariantCulture, "{0} {1} at {2} {3} depth {4}", value, quote, position, sep == true ? "(sep)" : String.Empty, depth);
      }
    }

    public static StringParts[] BreakString(string source)
    {
      char[] opens = new char[] { '\"', '[', '\'', '(', ')', ',', ' ', ';', '\r', '\n', '\t' };
      char[] opens2 = new char[] { '\"', '[', '\'', '(', ')', ',', ' ', ';', '\r', '\n', '\t', '.' };

Changes to SQLite.Designer/Design/Table.cs. 

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/********************************************************
 * ADO.NET 2.0 Data Provider for SQLite Version 3.X
 * Written by Robert Simpson (robert@blackcastlesoft.com)
 * 
 * Released to the public domain, use at your own risk!
 ********************************************************/

namespace SQLite.Designer.Design
{
  using System;
  using System.Data.Common;
................................................................................
        }
        else
        {
          _exists = false;
          return;
        }
      }
      
      _indexes.Clear();
      _oldindexes.Clear();

      using (DataTable tbl = _connection.GetSchema("Indexes", new string[] { Catalog, null, Name }))
      {
        foreach (DataRow row in tbl.Rows)
        {
................................................................................
          c.WriteSql(builder);
          separator = ",\r\n    ";
        }
      }

      if (_key.Columns.Count > 1)
      {
        string innersep = "";
        builder.AppendFormat(CultureInfo.InvariantCulture, "{0}CONSTRAINT [PK_{1}] PRIMARY KEY (", separator, Name);
        foreach (IndexColumn c in _key.Columns)
        {
          builder.AppendFormat(CultureInfo.InvariantCulture, "{0}[{1}]", innersep, c.Column);
          if (String.IsNullOrEmpty(c.Collate) == false && String.Compare(c.Collate, "BINARY", StringComparison.OrdinalIgnoreCase) != 0)
            builder.AppendFormat(CultureInfo.InvariantCulture, " COLLATE {0}", c.Collate.ToUpperInvariant());

................................................................................
      }

      builder.Append("\r\n);\r\n");

      // Rebuilding an existing table
      if (altName != null)
      {
        separator = "";
        builder.Append("\r\n-- Copy the contents of the old table into the new table\r\n");
        builder.AppendFormat("INSERT INTO [{0}].[{1}] (", _catalog, Name);
        foreach (Column c in Columns)
        {
          if (String.IsNullOrEmpty(c.OriginalName) == false)
          {
            builder.AppendFormat("{1}[{0}]", c.ColumnName, separator);
            separator = ", ";
          }
        }
        builder.Append(")\r\n  SELECT ");
        separator = "";
        foreach (Column c in Columns)
        {
          if (String.IsNullOrEmpty(c.OriginalName) == false)
          {
            builder.AppendFormat("{1}[{0}]", c.OriginalName, separator);
            separator = ", ";
          }




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/********************************************************
 * ADO.NET 2.0 Data Provider for SQLite Version 3.X
 * Written by Robert Simpson (robert@blackcastlesoft.com)
 *
 * Released to the public domain, use at your own risk!
 ********************************************************/

namespace SQLite.Designer.Design
{
  using System;
  using System.Data.Common;
................................................................................
        }
        else
        {
          _exists = false;
          return;
        }
      }

      _indexes.Clear();
      _oldindexes.Clear();

      using (DataTable tbl = _connection.GetSchema("Indexes", new string[] { Catalog, null, Name }))
      {
        foreach (DataRow row in tbl.Rows)
        {
................................................................................
          c.WriteSql(builder);
          separator = ",\r\n    ";
        }
      }

      if (_key.Columns.Count > 1)
      {
        string innersep = String.Empty;
        builder.AppendFormat(CultureInfo.InvariantCulture, "{0}CONSTRAINT [PK_{1}] PRIMARY KEY (", separator, Name);
        foreach (IndexColumn c in _key.Columns)
        {
          builder.AppendFormat(CultureInfo.InvariantCulture, "{0}[{1}]", innersep, c.Column);
          if (String.IsNullOrEmpty(c.Collate) == false && String.Compare(c.Collate, "BINARY", StringComparison.OrdinalIgnoreCase) != 0)
            builder.AppendFormat(CultureInfo.InvariantCulture, " COLLATE {0}", c.Collate.ToUpperInvariant());

................................................................................
      }

      builder.Append("\r\n);\r\n");

      // Rebuilding an existing table
      if (altName != null)
      {
        separator = String.Empty;
        builder.Append("\r\n-- Copy the contents of the old table into the new table\r\n");
        builder.AppendFormat("INSERT INTO [{0}].[{1}] (", _catalog, Name);
        foreach (Column c in Columns)
        {
          if (String.IsNullOrEmpty(c.OriginalName) == false)
          {
            builder.AppendFormat("{1}[{0}]", c.ColumnName, separator);
            separator = ", ";
          }
        }
        builder.Append(")\r\n  SELECT ");
        separator = String.Empty;
        foreach (Column c in Columns)
        {
          if (String.IsNullOrEmpty(c.OriginalName) == false)
          {
            builder.AppendFormat("{1}[{0}]", c.OriginalName, separator);
            separator = ", ";
          }

Changes to SQLite.Designer/Design/Trigger.cs. 

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          int count = 0;
          string proposed = name;

          _calcname = true;
          for (int n = 0; n < ((IList)_table.Triggers).Count; n++)
          {
            Trigger idx = ((IList)_table.Triggers)[n] as Trigger;
            proposed = string.Format(CultureInfo.InvariantCulture, "{0}{1}", name, (count > 0) ? count.ToString() : "");
            if (idx.Name == proposed)
            {
              count++;
              n = -1;
            }
          }
          _calcname = false;
................................................................................
        {
          case "UPDATE":
            _type = TriggerType.Update;
            if (arr[x + 1].keyword == "OF")
            {
              x++;
              StringBuilder builder = new StringBuilder();
              string separator = "";
              while (arr[x + 1].keyword != "ON")
              {
                builder.AppendFormat("{0}[{1}]", separator, arr[x + 1].value);
                separator = ", ";
                x++;
              }
              _columns = builder.ToString();








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          int count = 0;
          string proposed = name;

          _calcname = true;
          for (int n = 0; n < ((IList)_table.Triggers).Count; n++)
          {
            Trigger idx = ((IList)_table.Triggers)[n] as Trigger;
            proposed = string.Format(CultureInfo.InvariantCulture, "{0}{1}", name, (count > 0) ? count.ToString() : String.Empty);
            if (idx.Name == proposed)
            {
              count++;
              n = -1;
            }
          }
          _calcname = false;
................................................................................
        {
          case "UPDATE":
            _type = TriggerType.Update;
            if (arr[x + 1].keyword == "OF")
            {
              x++;
              StringBuilder builder = new StringBuilder();
              string separator = String.Empty;
              while (arr[x + 1].keyword != "ON")
              {
                builder.AppendFormat("{0}[{1}]", separator, arr[x + 1].value);
                separator = ", ";
                x++;
              }
              _columns = builder.ToString();

Changes to SQLite.Designer/Design/View.cs. 

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          builder.AppendFormat("DROP TRIGGER [{0}].[{1}];\r\n", Catalog, trig.Name);
        }
        builder.AppendFormat("DROP VIEW [{0}].[{1}];\r\n", Catalog, _oldname);
      }

      builder.AppendFormat("CREATE VIEW [{0}].[{1}] AS {2};\r\n", Catalog, Name, SqlText);

      string sep = "";
      foreach (ViewTrigger trig in _triggers)
      {
        builder.Append(sep);
        trig.WriteSql(builder);
        sep = "\r\n";
      }









|








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          builder.AppendFormat("DROP TRIGGER [{0}].[{1}];\r\n", Catalog, trig.Name);
        }
        builder.AppendFormat("DROP VIEW [{0}].[{1}];\r\n", Catalog, _oldname);
      }

      builder.AppendFormat("CREATE VIEW [{0}].[{1}] AS {2};\r\n", Catalog, Name, SqlText);

      string sep = String.Empty;
      foreach (ViewTrigger trig in _triggers)
      {
        builder.Append(sep);
        trig.WriteSql(builder);
        sep = "\r\n";
      }

Changes to SQLite.Designer/SQLiteCommandHandler.cs. 

241
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        TableDesignerDoc form = new TableDesignerDoc(itemId, DataViewHierarchyAccessor, tableName);
        IntPtr formptr = System.Runtime.InteropServices.Marshal.GetIUnknownForObject(form);
        Guid empty = Guid.Empty;
        FakeHierarchy fake = new FakeHierarchy(form, hier);

        int code = shell.CreateDocumentWindow(
          0, // (uint)(__VSCREATEDOCWIN.CDW_fCreateNewWindow | __VSCREATEDOCWIN.CDW_RDTFLAGS_MASK) | (uint)(_VSRDTFLAGS.RDT_CanBuildFromMemory | _VSRDTFLAGS.RDT_NonCreatable | _VSRDTFLAGS.RDT_VirtualDocument | _VSRDTFLAGS.RDT_DontAddToMRU),
          form.Name, fake, (uint)itemId, formptr, formptr, ref empty, null, ref guidTableDesignContext, provider, "", form.Caption, null, out frame);

        if (frame != null)
        {
          object ret;
          int prop = (int)__VSFPROPID.VSFPROPID_Caption;
          
          code = frame.GetProperty(prop, out ret);
................................................................................
        ViewDesignerDoc form = new ViewDesignerDoc(itemId, DataViewHierarchyAccessor, viewName);
        IntPtr formptr = System.Runtime.InteropServices.Marshal.GetIUnknownForObject(form);
        Guid empty = Guid.Empty;
        FakeHierarchy fake = new FakeHierarchy(form, hier);

        int code = shell.CreateDocumentWindow(
          0, // (uint)(__VSCREATEDOCWIN.CDW_fCreateNewWindow | __VSCREATEDOCWIN.CDW_RDTFLAGS_MASK) | (uint)(_VSRDTFLAGS.RDT_CanBuildFromMemory | _VSRDTFLAGS.RDT_NonCreatable | _VSRDTFLAGS.RDT_VirtualDocument | _VSRDTFLAGS.RDT_DontAddToMRU),
          form.Name, fake, (uint)itemId, formptr, formptr, ref empty, null, ref guidViewDesignContext, provider, "", form.Caption, null, out frame);

        if (frame != null)
        {
          object ret;
          int prop = (int)__VSFPROPID.VSFPROPID_Caption;

          code = frame.GetProperty(prop, out ret);








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        TableDesignerDoc form = new TableDesignerDoc(itemId, DataViewHierarchyAccessor, tableName);
        IntPtr formptr = System.Runtime.InteropServices.Marshal.GetIUnknownForObject(form);
        Guid empty = Guid.Empty;
        FakeHierarchy fake = new FakeHierarchy(form, hier);

        int code = shell.CreateDocumentWindow(
          0, // (uint)(__VSCREATEDOCWIN.CDW_fCreateNewWindow | __VSCREATEDOCWIN.CDW_RDTFLAGS_MASK) | (uint)(_VSRDTFLAGS.RDT_CanBuildFromMemory | _VSRDTFLAGS.RDT_NonCreatable | _VSRDTFLAGS.RDT_VirtualDocument | _VSRDTFLAGS.RDT_DontAddToMRU),
          form.Name, fake, (uint)itemId, formptr, formptr, ref empty, null, ref guidTableDesignContext, provider, String.Empty, form.Caption, null, out frame);

        if (frame != null)
        {
          object ret;
          int prop = (int)__VSFPROPID.VSFPROPID_Caption;
          
          code = frame.GetProperty(prop, out ret);
................................................................................
        ViewDesignerDoc form = new ViewDesignerDoc(itemId, DataViewHierarchyAccessor, viewName);
        IntPtr formptr = System.Runtime.InteropServices.Marshal.GetIUnknownForObject(form);
        Guid empty = Guid.Empty;
        FakeHierarchy fake = new FakeHierarchy(form, hier);

        int code = shell.CreateDocumentWindow(
          0, // (uint)(__VSCREATEDOCWIN.CDW_fCreateNewWindow | __VSCREATEDOCWIN.CDW_RDTFLAGS_MASK) | (uint)(_VSRDTFLAGS.RDT_CanBuildFromMemory | _VSRDTFLAGS.RDT_NonCreatable | _VSRDTFLAGS.RDT_VirtualDocument | _VSRDTFLAGS.RDT_DontAddToMRU),
          form.Name, fake, (uint)itemId, formptr, formptr, ref empty, null, ref guidViewDesignContext, provider, String.Empty, form.Caption, null, out frame);

        if (frame != null)
        {
          object ret;
          int prop = (int)__VSFPROPID.VSFPROPID_Caption;

          code = frame.GetProperty(prop, out ret);

Changes to SQLite.Designer/SQLiteDataSourceInformation.cs. 

32
33
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36
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38
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      AddProperty(IdentifierOpenQuote, "[");
      AddProperty(IdentifierCloseQuote, "]");
      AddProperty(CatalogSeparator, ".");
      AddProperty(CatalogSupported, true);
      AddProperty(CatalogSupportedInDml, true);
      AddProperty(SchemaSupported, false);
      AddProperty(SchemaSupportedInDml, false);
      AddProperty(SchemaSeparator, "");
      AddProperty(ParameterPrefix, "@");
      AddProperty(ParameterPrefixInName, true);
      AddProperty("DeskTopDataSource", true);
      AddProperty("LocalDatabase", true);
    }
  }
}








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      AddProperty(IdentifierOpenQuote, "[");
      AddProperty(IdentifierCloseQuote, "]");
      AddProperty(CatalogSeparator, ".");
      AddProperty(CatalogSupported, true);
      AddProperty(CatalogSupportedInDml, true);
      AddProperty(SchemaSupported, false);
      AddProperty(SchemaSupportedInDml, false);
      AddProperty(SchemaSeparator, String.Empty);
      AddProperty(ParameterPrefix, "@");
      AddProperty(ParameterPrefixInName, true);
      AddProperty("DeskTopDataSource", true);
      AddProperty("LocalDatabase", true);
    }
  }
}

Changes to System.Data.SQLite.Linq/SQL Generation/SqlGenerator.cs. 

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      }

      using (IEnumerator<EdmProperty> members = groupByType.Properties.GetEnumerator())
      {
        members.MoveNext();
        Debug.Assert(result.Select.IsEmpty);

        string separator = "";

        foreach (DbExpression key in e.Keys)
        {
          EdmProperty member = members.Current;
          string alias = QuoteIdentifier(member.Name);

          result.GroupBy.Append(separator);
................................................................................

      // Otherwise simply build this out as a union-all ladder
      CollectionType collectionType = MetadataHelpers.GetEdmType<CollectionType>(e.ResultType);
      Debug.Assert(collectionType != null);
      bool isScalarElement = MetadataHelpers.IsPrimitiveType(collectionType.TypeUsage);

      SqlBuilder resultSql = new SqlBuilder();
      string separator = "";

      // handle empty table
      if (e.Arguments.Count == 0)
      {
        Debug.Assert(isScalarElement);
        resultSql.Append(" SELECT NULL");
        resultSql.Append(" AS X FROM (SELECT 1) AS Y WHERE 1=0");
................................................................................

      // Process each of the inputs, and then the joinCondition if it exists.
      // It would be nice if we could call VisitInputExpression - that would
      // avoid some code duplication
      // but the Join postprocessing is messy and prevents this reuse.
      symbolTable.EnterScope();

      string separator = "";
      bool isLeftMostInput = true;
      int inputCount = inputs.Count;
      for (int idx = 0; idx < inputCount; idx++)
      {
        DbExpressionBinding input = inputs[idx];

        if (separator != "")
        {
          result.From.AppendLine();
        }
        result.From.Append(separator + " ");
        // Change this if other conditions are required
        // to force the child to produce a nested SqlStatement.
        bool needsJoinContext = (input.Expression.ExpressionKind == DbExpressionKind.Scan)
................................................................................
      SqlBuilder result = new SqlBuilder();
      RowType rowType = e.ResultType.EdmType as RowType;

      if (null != rowType)
      {
        //_typeDefs.Length = 0;
        ReadOnlyMetadataCollection<EdmProperty> members = rowType.Properties;
        string separator = "";
        for (int i = 0; i < e.Arguments.Count; ++i)
        {
          DbExpression argument = e.Arguments[i];
          if (MetadataHelpers.IsRowType(argument.ResultType))
          {
            // We do not support nested records or other complex objects.
            throw new NotSupportedException();
................................................................................
      {
        throw new InvalidOperationException("Niladic functions cannot have parameters");
      }

      if (!isNiladicFunction)
      {
        result.Append("(");
        string separator = "";
        foreach (DbExpression arg in e.Arguments)
        {
          result.Append(separator);
          result.Append(arg.Accept(this));
          separator = ", ";
        }
        result.Append(")");
................................................................................
      // be expanded in another SELECT *
      List<Symbol> columnList = new List<Symbol>();

      // A lookup for the previous set of columns to aid column name
      // collision detection.
      Dictionary<string, Symbol> columnDictionary = new Dictionary<string, Symbol>(StringComparer.OrdinalIgnoreCase);

      string separator = "";
      // The Select should usually be empty before we are called,
      // but we do not mind if it is not.
      if (!selectStatement.Select.IsEmpty)
      {
        separator = ", ";
      }

................................................................................
    /// Translates a list of SortClauses.
    /// Used in the translation of OrderBy
    /// </summary>
    /// <param name="orderByClause">The SqlBuilder to which the sort keys should be appended</param>
    /// <param name="sortKeys"></param>
    void AddSortKeys(SqlBuilder orderByClause, IList<DbSortClause> sortKeys)
    {
      string separator = "";
      foreach (DbSortClause sortClause in sortKeys)
      {
        orderByClause.Append(separator);
        orderByClause.Append(sortClause.Expression.Accept(this));
        Debug.Assert(sortClause.Collation != null);
        if (!String.IsNullOrEmpty(sortClause.Collation))
        {








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      }

      using (IEnumerator<EdmProperty> members = groupByType.Properties.GetEnumerator())
      {
        members.MoveNext();
        Debug.Assert(result.Select.IsEmpty);

        string separator = String.Empty;

        foreach (DbExpression key in e.Keys)
        {
          EdmProperty member = members.Current;
          string alias = QuoteIdentifier(member.Name);

          result.GroupBy.Append(separator);
................................................................................

      // Otherwise simply build this out as a union-all ladder
      CollectionType collectionType = MetadataHelpers.GetEdmType<CollectionType>(e.ResultType);
      Debug.Assert(collectionType != null);
      bool isScalarElement = MetadataHelpers.IsPrimitiveType(collectionType.TypeUsage);

      SqlBuilder resultSql = new SqlBuilder();
      string separator = String.Empty;

      // handle empty table
      if (e.Arguments.Count == 0)
      {
        Debug.Assert(isScalarElement);
        resultSql.Append(" SELECT NULL");
        resultSql.Append(" AS X FROM (SELECT 1) AS Y WHERE 1=0");
................................................................................

      // Process each of the inputs, and then the joinCondition if it exists.
      // It would be nice if we could call VisitInputExpression - that would
      // avoid some code duplication
      // but the Join postprocessing is messy and prevents this reuse.
      symbolTable.EnterScope();

      string separator = String.Empty;
      bool isLeftMostInput = true;
      int inputCount = inputs.Count;
      for (int idx = 0; idx < inputCount; idx++)
      {
        DbExpressionBinding input = inputs[idx];

        if (separator != String.Empty)
        {
          result.From.AppendLine();
        }
        result.From.Append(separator + " ");
        // Change this if other conditions are required
        // to force the child to produce a nested SqlStatement.
        bool needsJoinContext = (input.Expression.ExpressionKind == DbExpressionKind.Scan)
................................................................................
      SqlBuilder result = new SqlBuilder();
      RowType rowType = e.ResultType.EdmType as RowType;

      if (null != rowType)
      {
        //_typeDefs.Length = 0;
        ReadOnlyMetadataCollection<EdmProperty> members = rowType.Properties;
        string separator = String.Empty;
        for (int i = 0; i < e.Arguments.Count; ++i)
        {
          DbExpression argument = e.Arguments[i];
          if (MetadataHelpers.IsRowType(argument.ResultType))
          {
            // We do not support nested records or other complex objects.
            throw new NotSupportedException();
................................................................................
      {
        throw new InvalidOperationException("Niladic functions cannot have parameters");
      }

      if (!isNiladicFunction)
      {
        result.Append("(");
        string separator = String.Empty;
        foreach (DbExpression arg in e.Arguments)
        {
          result.Append(separator);
          result.Append(arg.Accept(this));
          separator = ", ";
        }
        result.Append(")");
................................................................................
      // be expanded in another SELECT *
      List<Symbol> columnList = new List<Symbol>();

      // A lookup for the previous set of columns to aid column name
      // collision detection.
      Dictionary<string, Symbol> columnDictionary = new Dictionary<string, Symbol>(StringComparer.OrdinalIgnoreCase);

      string separator = String.Empty;
      // The Select should usually be empty before we are called,
      // but we do not mind if it is not.
      if (!selectStatement.Select.IsEmpty)
      {
        separator = ", ";
      }

................................................................................
    /// Translates a list of SortClauses.
    /// Used in the translation of OrderBy
    /// </summary>
    /// <param name="orderByClause">The SqlBuilder to which the sort keys should be appended</param>
    /// <param name="sortKeys"></param>
    void AddSortKeys(SqlBuilder orderByClause, IList<DbSortClause> sortKeys)
    {
      string separator = String.Empty;
      foreach (DbSortClause sortClause in sortKeys)
      {
        orderByClause.Append(separator);
        orderByClause.Append(sortClause.Expression.Accept(this));
        Debug.Assert(sortClause.Collation != null);
        if (!String.IsNullOrEmpty(sortClause.Collation))
        {

Changes to test/TestCases.cs. 

120
121
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126
127
128
129
130
131
132
133
134
...
141
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153
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155
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609
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620
621
622
623
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880
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889
890
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892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908

            cnn.Close();

            // Try re-opening with good password
            cnn.SetPassword("mypassword");
            cnn.Open();

            // Decrpyt database
            cnn.ChangePassword("");

            cnn.Close();

            ///////////////////////////////////////////////////////////////////

            cnn.Open();

................................................................................
            using (DbCommand cmd = cnn.CreateCommand())
            {
                cmd.CommandText = "CREATE TABLE ChangePasswordTest2(ID int primary key)";
                cmd.ExecuteNonQuery();
            }

            // Decrpyt database
            cnn.ChangePassword("");
            cnn.Close();

            ///////////////////////////////////////////////////////////////////

            // Try opening now without password
            cnn.Open();
            cnn.Close();
................................................................................
                  for (int n = 0; n < 10000; n++)
                  {
                    DataRow row = tbl.NewRow();
                    row[1] = n + (50000 * ((bWithIdentity == true) ? 2 : 1));
                    tbl.Rows.Add(row);
                  }

                  //Console.WriteLine(String.Format("          Inserting using CommandBuilder and DataAdapter\r\n          ->{0} (10,000 rows) ...", (bWithIdentity == true) ? "(with identity fetch)" : ""));
                  int dtStart = Environment.TickCount;
                  adp.Update(tbl);
                  int dtEnd = Environment.TickCount;
                  dtEnd -= dtStart;
                  builder.AppendFormat("Insert Ends in {0} ms ... ", (dtEnd));

                  dtStart = Environment.TickCount;
................................................................................

      using (DbCommand cmd = _cnn.CreateCommand())
      {
        foreach(string table in droptables)
        {
          try
          {
            cmd.CommandText = String.Format("DROP TABLE{1} [{0}]", table, (throwError == false) ? " IF EXISTS" : "");
            cmd.ExecuteNonQuery();
          }
          catch (Exception e)
          {
            if (throwError == true)
              errors += String.Format("{0}\r\n", e.Message);
          }
        }

        foreach (string table in maydroptable)
        {
          try
          {
            cmd.CommandText = String.Format("DROP TABLE{1} [{0}]", table, (throwError == false) ? " IF EXISTS" : "");
            cmd.ExecuteNonQuery();
          }
          catch (Exception)
          {
          }
        }
      }








|







 







|







 







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|













|








120
121
122
123
124
125
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128
129
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132
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134
...
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155
...
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908

            cnn.Close();

            // Try re-opening with good password
            cnn.SetPassword("mypassword");
            cnn.Open();

            // Decrpyt database
            cnn.ChangePassword(String.Empty);

            cnn.Close();

            ///////////////////////////////////////////////////////////////////

            cnn.Open();

................................................................................
            using (DbCommand cmd = cnn.CreateCommand())
            {
                cmd.CommandText = "CREATE TABLE ChangePasswordTest2(ID int primary key)";
                cmd.ExecuteNonQuery();
            }

            // Decrpyt database
            cnn.ChangePassword(String.Empty);
            cnn.Close();

            ///////////////////////////////////////////////////////////////////

            // Try opening now without password
            cnn.Open();
            cnn.Close();
................................................................................
                  for (int n = 0; n < 10000; n++)
                  {
                    DataRow row = tbl.NewRow();
                    row[1] = n + (50000 * ((bWithIdentity == true) ? 2 : 1));
                    tbl.Rows.Add(row);
                  }

                  //Console.WriteLine(String.Format("          Inserting using CommandBuilder and DataAdapter\r\n          ->{0} (10,000 rows) ...", (bWithIdentity == true) ? "(with identity fetch)" : String.Empty));
                  int dtStart = Environment.TickCount;
                  adp.Update(tbl);
                  int dtEnd = Environment.TickCount;
                  dtEnd -= dtStart;
                  builder.AppendFormat("Insert Ends in {0} ms ... ", (dtEnd));

                  dtStart = Environment.TickCount;
................................................................................

      using (DbCommand cmd = _cnn.CreateCommand())
      {
        foreach(string table in droptables)
        {
          try
          {
            cmd.CommandText = String.Format("DROP TABLE{1} [{0}]", table, (throwError == false) ? " IF EXISTS" : String.Empty);
            cmd.ExecuteNonQuery();
          }
          catch (Exception e)
          {
            if (throwError == true)
              errors += String.Format("{0}\r\n", e.Message);
          }
        }

        foreach (string table in maydroptable)
        {
          try
          {
            cmd.CommandText = String.Format("DROP TABLE{1} [{0}]", table, (throwError == false) ? " IF EXISTS" : String.Empty);
            cmd.ExecuteNonQuery();
          }
          catch (Exception)
          {
          }
        }
      }

Changes to testlinq/Program.cs. 

49
50
51
52
53
54
55
56
57
58
59
60
61
62
63


          string arg = null;

          if ((args != null) && (args.Length > 0))
              arg = args[0];

          if (arg == null)
              arg = "";

          arg = arg.Trim().TrimStart('-', '/').ToLowerInvariant();

          switch (arg)
          {
              case "": // String.Empty
              case "old":








|








49
50
51
52
53
54
55
56
57
58
59
60
61
62
63


          string arg = null;

          if ((args != null) && (args.Length > 0))
              arg = args[0];

          if (arg == null)
              arg = String.Empty;

          arg = arg.Trim().TrimStart('-', '/').ToLowerInvariant();

          switch (arg)
          {
              case "": // String.Empty
              case "old":

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