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//---------------------------------------------------------------------------
//
// File: TextEditorTables.cs
//
// Copyright (C) Microsoft Corporation. All rights reserved.
//
// Description: A Component of TextEditor supporting Table editing commands
//
//---------------------------------------------------------------------------
namespace System.Windows.Documents
{
using MS.Internal;
using System.Globalization;
using System.Threading;
using System.ComponentModel;
using System.Text;
using System.Collections; // ArrayList
using System.Runtime.InteropServices;
using System.Windows.Threading;
using System.Windows.Input;
using System.Windows.Controls; // ScrollChangedEventArgs
using System.Windows.Controls.Primitives; // CharacterCasing, TextBoxBase
using System.Windows.Media;
using System.Windows.Markup;
using MS.Utility;
using MS.Win32;
using MS.Internal.Documents;
using MS.Internal.Commands; // CommandHelpers
/// <summary>
/// Text editing service for controls.
/// </summary>
internal static class TextEditorTables
{
//------------------------------------------------------
//
// Class Internal Methods
//
//------------------------------------------------------
#region Class Internal Methods
// Registers all text editing command handlers for a given control type
internal static void _RegisterClassHandlers(Type controlType, bool registerEventListeners)
{
var onTableCommand = new ExecutedRoutedEventHandler(OnTableCommand);
var onQueryStatusNYI = new CanExecuteRoutedEventHandler(OnQueryStatusNYI);
CommandHelpers.RegisterCommandHandler(controlType, EditingCommands.InsertTable , onTableCommand, onQueryStatusNYI, SRID.KeyInsertTable, SRID.KeyInsertTableDisplayString);
CommandHelpers.RegisterCommandHandler(controlType, EditingCommands.InsertRows , onTableCommand, onQueryStatusNYI, SRID.KeyInsertRows, SRID.KeyInsertRowsDisplayString);
CommandHelpers.RegisterCommandHandler(controlType, EditingCommands.InsertColumns , onTableCommand, onQueryStatusNYI, SRID.KeyInsertColumns, SRID.KeyInsertColumnsDisplayString);
CommandHelpers.RegisterCommandHandler(controlType, EditingCommands.DeleteRows , onTableCommand, onQueryStatusNYI, SRID.KeyDeleteRows, SRID.KeyDeleteRowsDisplayString);
CommandHelpers.RegisterCommandHandler(controlType, EditingCommands.DeleteColumns , onTableCommand, onQueryStatusNYI, SRID.KeyDeleteColumns, SRID.KeyDeleteColumnsDisplayString);
CommandHelpers.RegisterCommandHandler(controlType, EditingCommands.MergeCells , onTableCommand, onQueryStatusNYI, SRID.KeyMergeCells, SRID.KeyMergeCellsDisplayString);
CommandHelpers.RegisterCommandHandler(controlType, EditingCommands.SplitCell , onTableCommand, onQueryStatusNYI, SRID.KeySplitCell, SRID.KeySplitCellDisplayString);
}
#endregion Class Internal Methods
//------------------------------------------------------
//
// Private Methods
//
//------------------------------------------------------
#region Private Methods
private static void OnTableCommand(object target, ExecutedRoutedEventArgs args)
{
TextEditor This = TextEditor._GetTextEditor(target);
if (This == null || !This._IsEnabled || This.IsReadOnly || !This.AcceptsRichContent || !(This.Selection is TextSelection))
{
return;
}
TextEditorTyping._FlushPendingInputItems(This);
// Forget previously suggested horizontal position
TextEditorSelection._ClearSuggestedX(This);
// Execute the command
if (args.Command == EditingCommands.InsertTable)
{
((TextSelection)This.Selection).InsertTable(/*rowCount:*/4, /*columnCount:*/4);
}
else if (args.Command == EditingCommands.InsertRows)
{
((TextSelection)This.Selection).InsertRows(+1);
}
else if (args.Command == EditingCommands.InsertColumns)
{
((TextSelection)This.Selection).InsertColumns(+1);
}
else if (args.Command == EditingCommands.DeleteRows)
{
((TextSelection)This.Selection).DeleteRows();
}
else if (args.Command == EditingCommands.DeleteColumns)
{
((TextSelection)This.Selection).DeleteColumns();
}
else if (args.Command == EditingCommands.MergeCells)
{
((TextSelection)This.Selection).MergeCells();
}
else if (args.Command == EditingCommands.SplitCell)
{
((TextSelection)This.Selection).SplitCell(1000, 1000); // Split all ways to possible maximum
}
}
// ----------------------------------------------------------
//
// Misceleneous Commands
//
// ----------------------------------------------------------
#region Misceleneous Commands
/// <summary>
/// StartInputCorrection command QueryStatus handler
/// </summary>
private static void OnQueryStatusNYI(object target, CanExecuteRoutedEventArgs args)
{
TextEditor This = TextEditor._GetTextEditor(target);
if (This == null)
{
return;
}
args.CanExecute = true;
}
#endregion Misceleneous Commands
#endregion Private methods
}
}
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