Winform-NumericUpDown和ComboBox年月日时联动
由于项目中需要。断断续续浪费了几天时间做出来了。之前写好了一个但是由于逻辑不怎么对。又重新写了一个。基本的处理都弄好了。闰年闰月的变动。例如2016029的状态在点击到2017年时显示的时2017028，例如3月31选择2月时就变成2.1号等等逻辑处理，有什么不对的大家多多指点。上图上代码：
变更前： 变更后：
变更前： 变更后：
代码：
#region コンポーネント デザイナーで生成されたコード
///
/// デザイナー サポートに必要なメソッドです。このメソッドの内容を
/// コード エディターで変更しないでください。
///
private void InitializeComponent()
{
this.monthCalendar = new System.Windows.Forms.MonthCalendar();
this.nUpDownYear = new System.Windows.Forms.NumericUpDown();
this.label11 = new System.Windows.Forms.Label();
this.label10 = new System.Windows.Forms.Label();
this.label9 = new System.Windows.Forms.Label();
this.comBoxDay = new System.Windows.Forms.ComboBox();
this.comBoxHour = new System.Windows.Forms.ComboBox();
this.comBoxMonth = new System.Windows.Forms.ComboBox();
this.label8 = new System.Windows.Forms.Label();
((System.ComponentModel.ISupportInitialize)(this.nUpDownYear)).BeginInit();
this.SuspendLayout();
//
// monthCalendar
//
this.monthCalendar.Location = new System.Drawing.Point(17, 27);
this.monthCalendar.MaxDate = new System.DateTime(2030, 12, 31, 23, 59, 0, 0);
this.monthCalendar.MinDate = new System.DateTime(2013, 1, 1, 0, 0, 0, 0);
this.monthCalendar.Name = "monthCalendar";
this.monthCalendar.ShowTodayCircle = false;
this.monthCalendar.TabIndex = 55;
this.monthCalendar.DateSelected += new System.Windows.Forms.DateRangeEventHandler(this.monthCalendar_DateSelected);
//
// nUpDownYear
//
this.nUpDownYear.Location = new System.Drawing.Point(2, 2);
this.nUpDownYear.Maximum = new decimal(new int[] {
2030,
0,
0,
0});
this.nUpDownYear.Minimum = new decimal(new int[] {
2013,
0,
0,
0});
this.nUpDownYear.Name = "nUpDownYear";
this.nUpDownYear.ReadOnly = true;
this.nUpDownYear.Size = new System.Drawing.Size(51, 19);
this.nUpDownYear.TabIndex = 51;
this.nUpDownYear.Value = new decimal(new int[] {
2013,
0,
0,
0});
this.nUpDownYear.ValueChanged += new System.EventHandler(this.nUpDownYear_ValueChanged);
//
// label11
//
this.label11.AutoSize = true;
this.label11.Location = new System.Drawing.Point(244, 6);
this.label11.Name = "label11";
this.label11.Size = new System.Drawing.Size(17, 12);
this.label11.TabIndex = 59;
this.label11.Text = "時";
//
// label10
//
this.label10.AutoSize = true;
this.label10.Location = new System.Drawing.Point(182, 5);
this.label10.Name = "label10";
this.label10.Size = new System.Drawing.Size(17, 12);
this.label10.TabIndex = 58;
this.label10.Text = "日";
//
// label9
//
this.label9.AutoSize = true;
this.label9.Location = new System.Drawing.Point(119, 5);
this.label9.Name = "label9";
this.label9.Size = new System.Drawing.Size(17, 12);
this.label9.TabIndex = 57;
this.label9.Text = "月";
//
// comBoxDay
//
this.comBoxDay.DropDownHeight = 375;
this.comBoxDay.DropDownWidth = 20;
this.comBoxDay.FormattingEnabled = true;
this.comBoxDay.IntegralHeight = false;
this.comBoxDay.Location = new System.Drawing.Point(142, 2);
this.comBoxDay.Name = "comBoxDay";
this.comBoxDay.Size = new System.Drawing.Size(38, 20);
this.comBoxDay.TabIndex = 53;
this.comBoxDay.SelectedIndexChanged += new System.EventHandler(this.comBoxDay_SelectedIndexChanged);
//
// comBoxHour
//
this.comBoxHour.FormattingEnabled = true;
this.comBoxHour.Items.AddRange(new object[] {
"01",
"02",
"03",
"04",
"05",
"06",
"07",
"08",
"09",
"10",
"11",
"12",
"13",
"14",
"15",
"16",
"17",
"18",
"19",
"20",
"21",
"22",
"23",
"24"});
this.comBoxHour.Location = new System.Drawing.Point(202, 2);
this.comBoxHour.Name = "comBoxHour";
this.comBoxHour.Size = new System.Drawing.Size(38, 20);
this.comBoxHour.TabIndex = 54;
this.comBoxHour.SelectedIndexChanged += new System.EventHandler(this.comBoxHour_SelectedIndexChanged);
//
// comBoxMonth
//
this.comBoxMonth.FormattingEnabled = true;
this.comBoxMonth.Items.AddRange(new object[] {
"1",
"2",
"3",
"4",
"5",
"6",
"7",
"8",
"9",
"10",
"11",
"12"});
this.comBoxMonth.Location = new System.Drawing.Point(79, 2);
this.comBoxMonth.Name = "comBoxMonth";
this.comBoxMonth.Size = new System.Drawing.Size(38, 20);
this.comBoxMonth.TabIndex = 52;
this.comBoxMonth.SelectedIndexChanged += new System.EventHandler(this.comBoxMonth_SelectedIndexChanged);
//
// label8
//
this.label8.AutoSize = true;
this.label8.Location = new System.Drawing.Point(56, 5);
this.label8.Name = "label8";
this.label8.Size = new System.Drawing.Size(17, 12);
this.label8.TabIndex = 56;
this.label8.Text = "年";
//
// UcMonthCalendar
//
this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F);
this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
this.Controls.Add(this.monthCalendar);
this.Controls.Add(this.nUpDownYear);
this.Controls.Add(this.label11);
this.Controls.Add(this.label10);
this.Controls.Add(this.label9);
this.Controls.Add(this.comBoxDay);
this.Controls.Add(this.comBoxHour);
this.Controls.Add(this.comBoxMonth);
this.Controls.Add(this.label8);
this.Name = "UcMonthCalendar";
this.Size = new System.Drawing.Size(261, 195);
this.Load += new System.EventHandler(this.UcMonthCalendar_Load);
((System.ComponentModel.ISupportInitialize)(this.nUpDownYear)).EndInit();
this.ResumeLayout(false);
this.PerformLayout();
}
#endregion
public System.Windows.Forms.MonthCalendar monthCalendar;
private System.Windows.Forms.NumericUpDown nUpDownYear;
private System.Windows.Forms.Label label11;
private System.Windows.Forms.Label label10;
private System.Windows.Forms.Label label9;
public System.Windows.Forms.ComboBox comBoxDay;
public System.Windows.Forms.ComboBox comBoxHour;
public System.Windows.Forms.ComboBox comBoxMonth;
private System.Windows.Forms.Label label8;
后台代码：
public partial class UcMonthCalendar : UserControl { public UcMonthCalendar() { InitializeComponent(); } /// /// YearMonthDayHour /// public string YearMonthDayHour { get; set; } private DateTime tnow = DateTime.Now; //既定の28日 string[] sDay = { "1", "2", "3", "4", "5", "6", "7", "8", "9", "10","11", "12", "13", "14", "15", "16", "17", "18", "19", "20", "21", "22", "23", "24", "25", "26", "27", "28"}; //30ヶ月までの日数 string[] sMonthThirty = { "4", "6", "9", "11" }; //31ヶ月までの日数 string[] sMonthThirty_First = { "1", "3", "5", "7", "8", "10", "12" }; /// /// 日の選択数を維持するように変更する日の選択した数、年を保存 /// string sSlectDay = string.Empty; /// /// (閏年)を表示している状態 /// bool bLeapyear = false; /// /// (閏年)変更の29日を選択 /// string sLeapYear = string.Empty; private void UcMonthCalendar_Load(object sender, EventArgs e) { comBoxDay.SelectedIndexChanged -= new EventHandler(comBoxDay_SelectedIndexChanged); comBoxMonth.SelectedIndexChanged -= new EventHandler(comBoxMonth_SelectedIndexChanged); comBoxHour.SelectedIndexChanged -= new EventHandler(comBoxHour_SelectedIndexChanged); comBoxHour.Text = tnow.Hour.ToString().PadLeft(2,'0'); comBoxMonth.Text = tnow.Month.ToString(); comBoxYear.Text = tnow.Year.ToString(); BindShowDay(tnow.Year.ToString(), tnow.Month.ToString()); comBoxDay.SelectedIndexChanged += new EventHandler(comBoxDay_SelectedIndexChanged); comBoxMonth.SelectedIndexChanged += new EventHandler(comBoxMonth_SelectedIndexChanged); comBoxHour.SelectedIndexChanged += new EventHandler(comBoxHour_SelectedIndexChanged); monthCalendar.Select(); YearMonthDayHour = comBoxYear.Text + comBoxMonth.Text.PadLeft(2, '0') + comBoxDay.Text.PadLeft(2, '0') + comBoxHour.Text.PadLeft(2, '0'); ; //本月の土曜日と日曜日は太字表示する。 monthCalendar.BoldedDates = ComUtil.GetDayOfWeekend(monthCalendar.SelectionStart.ToString("yyyyMM")); //SelectYearMonthDayHour(); } /// /// 変更の日を選択 /// public void BindShowDay(string sYear, string sMonth) { DataTable tblDatas = new DataTable("MonthDay"); DataColumn dc = null; dc = tblDatas.Columns.Add("Day", Type.GetType("System.String")); DataRow newRow; for (int i = 0; i < sDay.Length; i++) { tblDatas.Rows.Add(sDay[i]); } //(閏年)を表示している状態 if ((Convert.ToInt32(sYear) % 4 == 0 && Convert.ToInt32(sYear) % 100 != 0) || Convert.ToInt32(sYear) % 400 == 0) { if (comBoxMonth.Text == "2") { bLeapyear = true; newRow = tblDatas.NewRow(); newRow["Day"] = "29"; tblDatas.Rows.InsertAt(newRow, 28); } } else { bLeapyear = false; } //判断包含30天的月 if (sMonthThirty.Contains(sMonth)) { newRow = tblDatas.NewRow(); newRow["Day"] = "29"; tblDatas.Rows.InsertAt(newRow, 28); newRow = tblDatas.NewRow(); newRow["Day"] = "30"; tblDatas.Rows.InsertAt(newRow, 29); } //判断包含31天的月 if (sMonthThirty_First.Contains(sMonth)) { newRow = tblDatas.NewRow(); newRow["Day"] = "29"; tblDatas.Rows.InsertAt(newRow, 28); newRow = tblDatas.NewRow(); newRow["Day"] = "30"; tblDatas.Rows.InsertAt(newRow, 29); newRow = tblDatas.NewRow(); newRow["Day"] = "31"; tblDatas.Rows.InsertAt(newRow, 30); } comBoxDay.DisplayMember = "Day"; comBoxDay.DataSource = tblDatas; if (!string.IsNullOrEmpty(sSlectDay)) { comBoxDay.Text = sSlectDay; return; } else { comBoxDay.Text = tnow.Day.ToString(); return; } } /// /// 取得変更后的DateTime /// public void ChangeDateTime() { string sTime = string.Empty; sTime = comBoxYear.Text + comBoxMonth.Text.PadLeft(2, '0'); //(閏年)を表示している状態 if (bLeapyear) { if (comBoxMonth.Text == "2") { //2月になったら、選択した日付の日は閏の月の日数より大きくの場合 if (int.Parse(sSlectDay) > 29) { sSlectDay = "1"; comBoxDay.Text = sSlectDay; } //2月になったら、選択した日付の日は閏の月の日数より小さくの場合 else if (int.Parse(sSlectDay) < 29) { comBoxDay.Text = sSlectDay; } //上記以外の場合 else { sSlectDay = "29"; comBoxDay.Text = sSlectDay; } } } else { //閏年ではなくで、2月の場合 if (comBoxMonth.Text == "2") { if (sLeapYear == "29") { sSlectDay = "28"; comBoxDay.Text = sSlectDay; sLeapYear = ""; } else if (int.Parse(sSlectDay) > 28) { sSlectDay = "1"; comBoxDay.Text = sSlectDay; } else comBoxDay.Text = sSlectDay; } } //毎月30日の場合 if (sMonthThirty.Contains(comBoxMonth.Text)) { if (int.Parse(sSlectDay) > 30) { sSlectDay = "1"; comBoxDay.Text = sSlectDay; } } //当日は空です if (!string.IsNullOrEmpty(sSlectDay)) { sTime = sTime + sSlectDay.PadLeft(2, '0'); } else { if (string.IsNullOrEmpty(comBoxDay.Text)) return; //日数を選択し、及び維持するために維持する sTime = sTime + comBoxDay.Text.PadLeft(2, '0'); } //} DateTime dt = DateTime.ParseExact(sTime, "yyyyMMdd", System.Globalization.CultureInfo.InvariantCulture); monthCalendar.SetDate(dt); monthCalendar.Select(); YearMonthDayHour = sTime + comBoxHour.Text.PadLeft(2, '0'); //本月の土曜日と日曜日は太字表示する。 monthCalendar.BoldedDates = ComUtil.GetDayOfWeekend(monthCalendar.SelectionStart.ToString("yyyyMM")); //SelectYearMonthDayHour(); } /// /// 選択月の状態に応じて実施するか否かをその日の選択 /// bool bSelectstate = false; /// /// 年の値の変更を選択してください /// private void nUpDownYear_ValueChanged(object sender, EventArgs e) { sSlectDay = comBoxDay.Text; sLeapYear = sSlectDay; bSelectstate = true; BindShowDay(comBoxYear.Text.ToString(), comBoxMonth.Text.ToString()); ChangeDateTime(); bSelectstate = false; } /// /// 月：コンボボックスの値の変更を選択してください /// private void comBoxMonth_SelectedIndexChanged(object sender, EventArgs e) { sSlectDay = comBoxDay.Text; bSelectstate = true; BindShowDay(comBoxYear.Text.ToString(), comBoxMonth.Text.ToString()); ChangeDateTime(); bSelectstate = false; comBoxMonth.Focus(); } /// /// 日：コンボボックスの値の変更を選択してください /// private void comBoxDay_SelectedIndexChanged(object sender, EventArgs e) { if (bSelectstate == false) { sSlectDay = comBoxDay.Text; ChangeDateTime(); } comBoxDay.Focus(); } private void comBoxHour_SelectedIndexChanged(object sender, EventArgs e) { YearMonthDayHour = comBoxYear.Text + comBoxMonth.Text.PadLeft(2, '0') + comBoxDay.Text.PadLeft(2, '0') + comBoxHour.Text.PadLeft(2, '0'); ; } /// /// MonthCalendarコントロールの変更で選択した日付が発生する。 /// private void monthCalendar_DateSelected(object sender, DateRangeEventArgs e) { 本月の土曜日と日曜日は太字表示する。 //monthCalendar.BoldedDates = ComUtil.GetDayOfWeekend(monthCalendar.SelectionStart.ToString("yyyyMM")); //comBoxYear.Text = e.Start.Year.ToString(); //comBoxMonth.Text = e.Start.Month.ToString(); //comBoxDay.Text = e.Start.Day.ToString(); //monthCalendar.Focus(); } /// /// //特殊キー（スペースを含む）、および処理されません /// private void comBoxMonthDayHour_KeyPress(object sender, KeyPressEventArgs e) { if ((int)e.KeyChar < 32) { e.Handled = true; return; } e.Handled = true; return; } /// /// delete,Backキーを無効にする /// private void comBoxMonthDayHour_KeyDown(object sender, KeyEventArgs e) { if (e.KeyCode == Keys.Delete || e.KeyCode == Keys.Back) { e.Handled = true; return; } } /// /// 本月の土曜日と日曜日は太字表示する。 /// private void monthCalendar_MouseDown(object sender, MouseEventArgs e) { MonthCalendar tmp = (MonthCalendar)sender; MonthCalendar.HitTestInfo hitInfo = monthCalendar.HitTest(e.Location); string sNextMonthDay = tmp.SelectionStart.Year + tmp.SelectionStart.Month.ToString().PadLeft(2, '0') +YearMonthDayHour.Substring(6,2).PadLeft(2, '0'); DateTime dt = DateTime.ParseExact(sNextMonthDay, "yyyyMMdd", System.Globalization.CultureInfo.InvariantCulture); if (hitInfo.HitArea == MonthCalendar.HitArea.PrevMonthButton || hitInfo.HitArea==MonthCalendar.HitArea.NextMonthButton ||hitInfo.HitArea == MonthCalendar.HitArea.Date) { //本月の土曜日と日曜日は太字表示する。 monthCalendar.BoldedDates = ComUtil.GetDayOfWeekend(sNextMonthDay.Substring(0, 6)); comBoxYear.Text = tmp.SelectionStart.Year.ToString(); comBoxMonth.Text = tmp.SelectionStart.Month.ToString(); comBoxDay.Text = tmp.SelectionStart.Day.ToString(); monthCalendar.SetDate(dt); monthCalendar.Focus(); } } } } ps:其实还是不完善。 另外一版代码。主要注释的代码是判断选择24时后进行判断年月日 变化的。 例如1.31 24时则变化为2.1 00
///
/// 取得変更后的DateTime
///
public void ChangeDateTime()
{
string sTime = string.Empty;
sTime = nUpDownYear.Value+ comBoxMonth.Text.PadLeft(2, '0');
//2013/0312 begin
//時指定変更
//if (comBoxHour.Text == "24")
//{
// //開始日時の年+1
// if (comBoxMonth.Text.PadLeft(2, '0') + comBoxDay.Text.PadLeft(2, '0') == "1231")
// {
// if (!string.IsNullOrEmpty(nUpDownYear.Value.ToString()))
// {
// sTime = nUpDownYear.Value + 1 + "010100";
// //comBoxMonth.Text = "1";
// //comBoxDay.Text = "1";
// //sSlectDay = "1";
// //nUpDownYear.Value = nUpDownYear.Value + 1;
// //return;
// }
// }
// //変更した月の1日が表示される
// else if (comBoxDay.Text.PadLeft(2, '0') == "31")
// {
// sTime = nUpDownYear.Value + Convert.ToString(int.Parse(comBoxMonth.Text) + 1).PadLeft(2, '0') + "0100";
// //sSlectDay = "1";
// //comBoxMonth.Text = Convert.ToString(int.Parse(comBoxMonth.Text) + 1);
// }
// //開始日時の日+1
// else
// {
// sTime = sTime + Convert.ToString(int.Parse(comBoxDay.Text) + 1).PadLeft(2, '0') + "00";
// comBoxDay.Text = Convert.ToString(int.Parse(comBoxDay.Text) + 1);
// }
//}
//else
//{
//20130312 end
//(閏年)を表示している状態
if (bLeapyear)
{
if (comBoxMonth.Text == "2")
{
//2月になったら、選択した日付の日は閏の月の日数より大きくの場合
if (int.Parse(sSlectDay) > 29)
{
sSlectDay = "1";
comBoxDay.Text = sSlectDay;
}
//2月になったら、選択した日付の日は閏の月の日数より小さくの場合
else if (int.Parse(sSlectDay) < 29)
{
comBoxDay.Text = sSlectDay;
}
//上記以外の場合
else
{
sSlectDay = "29";
comBoxDay.Text = sSlectDay;
}
}
}
else
{
//閏年ではなくで、2月の場合
if (comBoxMonth.Text == "2")
{
if (sLeapYear == "29")
{
sSlectDay = "28";
comBoxDay.Text = sSlectDay;
sLeapYear = "";
}
else if (int.Parse(sSlectDay) > 28)
{
sSlectDay = "1";
comBoxDay.Text = sSlectDay;
}
else
comBoxDay.Text = sSlectDay;
}
}
//毎月30日の場合
if (sMonthThirty.Contains(comBoxMonth.Text))
{
if (int.Parse(sSlectDay) > 30)
{
sSlectDay = "1";
comBoxDay.Text = sSlectDay;
}
}
//20130312 begin
当日は空です
//if (!string.IsNullOrEmpty(sSlectDay))
//{
// sTime = sTime + sSlectDay.PadLeft(2, '0') + comBoxHour.Text.PadLeft(2, '0');
//}
//else
//{
// if (string.IsNullOrEmpty(comBoxDay.Text)) return;
// //日数を選択し、及び維持するために維持する
// sTime = sTime + comBoxDay.Text.PadLeft(2, '0') + comBoxHour.Text.PadLeft(2, '0');
//}
//20130312 end
//当日は空です
if (!string.IsNullOrEmpty(sSlectDay))
{
sTime = sTime + sSlectDay.PadLeft(2, '0');
}
else
{
if (string.IsNullOrEmpty(comBoxDay.Text)) return;
//日数を選択し、及び維持するために維持する
sTime = sTime + comBoxDay.Text.PadLeft(2, '0');
}
//}
DateTime dt = DateTime.ParseExact(sTime, "yyyyMMdd", System.Globalization.CultureInfo.InvariantCulture);
monthCalendar.SetDate(dt);
monthCalendar.Select();
}