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// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
// Copyright (c) 2005 Novell, Inc. (http://www.novell.com)
//
// Author:
// Pedro Martínez Juliá <pedromj@gmail.com>
//
#if NET_2_0
using System;
using System.ComponentModel;
using System.Drawing;
namespace System.Windows.Forms {
public class DataGridViewCheckBoxCell : DataGridViewCell, IDataGridViewEditingCell {
private object editingCellFormattedValue;
private bool editingCellValueChanged;
private object falseValue;
private FlatStyle flatStyle;
private object indeterminateValue;
private bool threeState;
private object trueValue;
private Type valueType;
public DataGridViewCheckBoxCell () {
editingCellValueChanged = false;
falseValue = null;
flatStyle = FlatStyle.Standard;
indeterminateValue = null;
threeState = false;
trueValue = null;
valueType = null;
}
public DataGridViewCheckBoxCell (bool threeState) : this() {
}
public virtual object EditingCellFormattedValue {
get { return editingCellFormattedValue; }
set {
if (FormattedValueType == null || value == null || value.GetType() != FormattedValueType || !(value is Boolean) || !(value is CheckState)) {
throw new ArgumentException("Cannot set this property.");
}
editingCellFormattedValue = value;
}
}
public virtual bool EditingCellValueChanged {
get { return editingCellValueChanged; }
set { editingCellValueChanged = value; }
}
public override Type EditType {
get { return null; }
}
public object FalseValue {
get { return falseValue; }
set { falseValue = value; }
}
public FlatStyle FlatStyle {
get { return flatStyle; }
set {
if (!Enum.IsDefined(typeof(FlatStyle), value)) {
throw new InvalidEnumArgumentException("Value is not valid FlatStyle.");
}
if (value == FlatStyle.Popup) {
throw new Exception("FlatStyle cannot be set to Popup in this control.");
}
}
}
public override Type FormattedValueType {
get {
if (ThreeState) {
return typeof(CheckState);
}
return typeof(Boolean);
}
}
public object IndeterminateValue {
get { return indeterminateValue; }
set { indeterminateValue = value; }
}
public bool ThreeState {
get { return threeState; }
set { threeState = value; }
}
public object TrueValue {
get { return trueValue; }
set { trueValue = value; }
}
public override Type ValueType {
get {
if (valueType == null) {
if (OwningColumn != null) {
return OwningColumn.ValueType;
}
if (ThreeState) {
return typeof(CheckState);
}
return typeof(Boolean);
}
return valueType;
}
set { valueType = value; }
}
public override object Clone () {
DataGridViewCheckBoxCell cell = (DataGridViewCheckBoxCell) base.Clone();
cell.editingCellValueChanged = this.editingCellValueChanged;
cell.falseValue = this.falseValue;
cell.flatStyle = this.flatStyle;
cell.indeterminateValue = this.indeterminateValue;
cell.threeState = this.threeState;
cell.trueValue = this.trueValue;
cell.valueType = this.valueType;
return cell;
}
public virtual object GetEditingCellFormattedValue (DataGridViewDataErrorContexts context) {
if (FormattedValueType == null) {
throw new InvalidOperationException("FormattedValueType is null.");
}
if ((context & DataGridViewDataErrorContexts.ClipboardContent) != 0) {
return Convert.ToString(Value);
}
if (ThreeState) {
return (CheckState) Value;
}
return (Boolean) Value;
}
public override object ParseFormattedValue (object formattedValue, DataGridViewCellStyle cellStyle, TypeConverter formattedValueTypeConverter, TypeConverter valueTypeConverter) {
if (cellStyle == null) {
throw new ArgumentNullException("CellStyle is null");
}
if (FormattedValueType == null) {
throw new FormatException("FormattedValueType is null.");
}
if (formattedValue == null || formattedValue.GetType() != FormattedValueType) {
throw new ArgumentException("FormattedValue is null or is not instance of FormattedValueType.");
}
throw new NotImplementedException();
}
public virtual void PrepareEditingCellForEdit (bool selectAll) {
}
public override string ToString () {
return GetType().Name + ": RowIndex: " + RowIndex.ToString() + "; ColumnIndex: " + ColumnIndex.ToString() + ";";
}
protected override bool ContentClickUnsharesRow (DataGridViewCellEventArgs e) {
return this.IsInEditMode;
}
//protected override bool ContentDoubleClickUnsaresRow (DataGridViewCellEventArgs e) {
protected bool ContentDoubleClickUnsaresRow (DataGridViewCellEventArgs e) {
return this.IsInEditMode;
}
protected override AccessibleObject CreateAccessibilityInstance () {
return new DataGridViewCheckBoxCellAccessibleObject(this);
}
protected override Rectangle GetContentBounds (Graphics graphics, DataGridViewCellStyle cellStyle, int rowIndex) {
throw new NotImplementedException();
}
protected override Rectangle GetErrorIconBounds (Graphics graphics, DataGridViewCellStyle cellStyle, int rowIndex) {
throw new NotImplementedException();
}
//protected override object GetFormttedValue (object value, int rowIndex, ref DataGridViewCellStyle cellStyle, TypeConverter valueTypeConverter, TypeConverter formattedValueTypeConverter, DataGridViewDataErrorContexts context) {
protected object GetFormttedValue (object value, int rowIndex, ref DataGridViewCellStyle cellStyle, TypeConverter valueTypeConverter, TypeConverter formattedValueTypeConverter, DataGridViewDataErrorContexts context) {
if (DataGridView == null) {
return null;
}
throw new NotImplementedException();
}
protected override Size GetPreferredSize (Graphics graphics, DataGridViewCellStyle cellStyle, int rowIndex, Size constraintSize) {
throw new NotImplementedException();
}
protected override object GetValue (int rowIndex) {
throw new NotImplementedException();
}
protected override bool KeyDownUnsharesRow (KeyEventArgs e, int rowIndex) {
// true if the user pressed the SPACE key without modifier keys; otherwise, false
throw new NotImplementedException();
}
protected override bool KeyUpUnsharesRow (KeyEventArgs e, int rowIndex) {
// true if the user released the SPACE key; otherwise false
throw new NotImplementedException();
}
protected override bool MouseDownUnsharesRow (DataGridViewCellMouseEventArgs e) {
return (e.Button == MouseButtons.Left);
}
protected override bool MouseEnterUnsharesRow (int rowIndex) {
// true if the cell was the last cell receiving a mouse click; otherwise, false.
throw new NotImplementedException();
}
protected override bool MouseLeaveUnsharesRow (int rowIndex) {
// true if the button displayed by the cell is in the pressed state; otherwise, false.
throw new NotImplementedException();
}
protected override bool MouseUpUnsharesRow (DataGridViewCellMouseEventArgs e) {
// true if the mouse up was caused by the release of the left mouse button; otherwise false.
throw new NotImplementedException();
}
protected override void OnContentClick (DataGridViewCellEventArgs e) {
throw new NotImplementedException();
}
protected override void OnContentDoubleClick (DataGridViewCellEventArgs e) {
throw new NotImplementedException();
}
protected override void OnKeyDown (KeyEventArgs e, int rowIndex) {
// when activated by the SPACE key, this method updates the cell's user interface
throw new NotImplementedException();
}
protected override void OnKeyUp (KeyEventArgs e, int rowIndex) {
// when activated by the SPACE key, this method updates the cell's user interface
throw new NotImplementedException();
}
protected override void OnLeave (int rowIndex, bool throughMouseClick) {
throw new NotImplementedException();
}
protected override void OnMouseDown (DataGridViewCellMouseEventArgs e) {
// if activated by depresing the left mouse button, this method updates the cell's user interface
throw new NotImplementedException();
}
protected override void OnMouseEnter (int rowIndex) {
throw new NotImplementedException();
}
protected override void OnMouseLeave (int rowIndex) {
// if the cell's button is not in its normal state, this method causes the cell's user interface to be updated.
throw new NotImplementedException();
}
protected override void OnMouseUp (DataGridViewCellMouseEventArgs e) {
// if activated by the left mouse button, this method updates the cell's user interface
throw new NotImplementedException();
}
protected override void Paint (Graphics graphics, Rectangle clipBounds, Rectangle cellBounds, int rowIndex, DataGridViewElementStates cellState, object value, object formattedValue, string errorText, DataGridViewCellStyle cellStyle, DataGridViewAdvancedBorderStyle advancedBorderStyle, DataGridViewPaintParts paintParts) {
throw new NotImplementedException();
}
protected class DataGridViewCheckBoxCellAccessibleObject : DataGridViewCellAccessibleObject {
public DataGridViewCheckBoxCellAccessibleObject (DataGridViewCell owner) : base(owner) {
}
public override string DefaultAction {
get {
if (Owner.ReadOnly) {
return "";
}
// return "Press to check" if the check box is not selected
// and "Press to uncheck" if the check box is selected
throw new NotImplementedException();
}
}
public override void DoDefaultAction () {
// change the state of the check box
}
public override int GetChildCount () {
return -1;
}
}
}
}
#endif
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