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- //#########################################################################################
- //★★★★★★★ http://www.cnpopsoft.com [华普软件] ★★★★★★★
- //★★★★★★★ 华普软件 - VB & C#.NET 专业论文与源码荟萃! ★★★★★★★
- //#########################################################################################
- /*
- * Copyright ?2005, Mathew Hall
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without modification,
- * are permitted provided that the following conditions are met:
- *
- * - Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- *
- * - Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
- * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
- * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
- * OF SUCH DAMAGE.
- */
- using System;
- using System.Drawing;
- using System.Windows.Forms;
- using XPTable.Models;
- using XPTable.Renderers;
- namespace XPTable.Editors
- {
- /// <summary>
- /// A class for editing Cells that contain DateTimes
- /// </summary>
- public class DateTimeCellEditor : DropDownCellEditor
- {
- #region EventHandlers
- /// <summary>
- /// Occurs when the user makes an explicit date selection using the mouse
- /// </summary>
- public event DateRangeEventHandler DateSelected;
- #endregion
-
-
- #region Class Data
- /// <summary>
- /// The MonthCalendar that will be shown in the drop-down portion of the
- /// DateTimeCellEditor
- /// </summary>
- private MonthCalendar calendar;
- #endregion
- #region Constructor
-
- /// <summary>
- /// Initializes a new instance of the DateTimeCellEditor class with default settings
- /// </summary>
- public DateTimeCellEditor() : base()
- {
- this.calendar = new MonthCalendar();
- this.calendar.Location = new System.Drawing.Point(0, 0);
- this.calendar.MaxSelectionCount = 1;
- this.DropDown.Width = this.calendar.Width + 2;
- this.DropDown.Height = this.calendar.Height + 2;
- this.DropDown.Control = this.calendar;
- base.DropDownStyle = DropDownStyle.DropDownList;
- }
- #endregion
- #region Methods
- /// <summary>
- /// Sets the location and size of the CellEditor
- /// </summary>
- /// <param name="cellRect">A Rectangle that represents the size and location
- /// of the Cell being edited</param>
- protected override void SetEditLocation(Rectangle cellRect)
- {
- // calc the size of the textbox
- ICellRenderer renderer = this.EditingTable.ColumnModel.GetCellRenderer(this.EditingCellPos.Column);
- int buttonWidth = ((DateTimeCellRenderer) renderer).ButtonWidth;
- this.TextBox.Size = new Size(cellRect.Width - 1 - buttonWidth, cellRect.Height-1);
- this.TextBox.Location = cellRect.Location;
- }
- /// <summary>
- /// Sets the initial value of the editor based on the contents of
- /// the Cell being edited
- /// </summary>
- protected override void SetEditValue()
- {
- // set default values incase we can't find what we're looking for
- DateTime date = DateTime.Now;
- String format = DateTimeColumn.LongDateFormat;
-
- if (this.EditingCell.Data != null && this.EditingCell.Data is DateTime)
- {
- date = (DateTime) this.EditingCell.Data;
- if (this.EditingTable.ColumnModel.Columns[this.EditingCellPos.Column] is DateTimeColumn)
- {
- DateTimeColumn dtCol = (DateTimeColumn) this.EditingTable.ColumnModel.Columns[this.EditingCellPos.Column];
-
- switch (dtCol.DateTimeFormat)
- {
- case DateTimePickerFormat.Short:
- format = DateTimeColumn.ShortDateFormat;
- break;
- case DateTimePickerFormat.Time:
- format = DateTimeColumn.TimeFormat;
- break;
- case DateTimePickerFormat.Custom:
- format = dtCol.CustomDateTimeFormat;
- break;
- }
- }
- }
-
- this.calendar.SelectionStart = date;
- this.TextBox.Text = date.ToString(format);
- }
- /// <summary>
- /// Sets the contents of the Cell being edited based on the value
- /// in the editor
- /// </summary>
- protected override void SetCellValue()
- {
- this.EditingCell.Data = this.calendar.SelectionStart;
- }
- /// <summary>
- /// Starts editing the Cell
- /// </summary>
- public override void StartEditing()
- {
- this.calendar.DateSelected += new DateRangeEventHandler(calendar_DateSelected);
- this.TextBox.SelectionLength = 0;
-
- base.StartEditing();
- }
- /// <summary>
- /// Stops editing the Cell and commits any changes
- /// </summary>
- public override void StopEditing()
- {
- this.calendar.DateSelected -= new DateRangeEventHandler(calendar_DateSelected);
-
- base.StopEditing();
- }
- /// <summary>
- /// Stops editing the Cell and ignores any changes
- /// </summary>
- public override void CancelEditing()
- {
- this.calendar.DateSelected -= new DateRangeEventHandler(calendar_DateSelected);
-
- base.CancelEditing();
- }
- #endregion
- #region Properties
- /// <summary>
- /// Gets or sets a value specifying the style of the drop down editor
- /// </summary>
- public new DropDownStyle DropDownStyle
- {
- get
- {
- return base.DropDownStyle;
- }
- set
- {
- throw new NotSupportedException();
- }
- }
- #endregion
- #region Events
- /// <summary>
- /// Raises the DateSelected event
- /// </summary>
- /// <param name="e">A DateRangeEventArgs that contains the event data</param>
- protected virtual void OnDateSelected(DateRangeEventArgs e)
- {
- if (DateSelected != null)
- {
- DateSelected(this, e);
- }
- }
- /// <summary>
- /// Handler for the editors MonthCalendar.DateSelected events
- /// </summary>
- /// <param name="sender">The object that raised the event</param>
- /// <param name="e">A DateRangeEventArgs that contains the event data</param>
- private void calendar_DateSelected(object sender, DateRangeEventArgs e)
- {
- this.DroppedDown = false;
- this.OnDateSelected(e);
- this.EditingTable.StopEditing();
- }
- #endregion
- }
- }
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