Csharp/C Sharp/GUI Windows Form/UpDown — различия между версиями
Admin (обсуждение | вклад) м (1 версия) |
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(нет различий)
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Версия 18:31, 26 мая 2010
Содержание
Convert value from Numeric Dropdown to Int
<source lang="csharp"> using System; using System.Collections.Generic; using System.ruponentModel; using System.Data; using System.Drawing; using System.Text; using System.Windows.Forms; public class Form1 : Form {
private System.Windows.Forms.NumericUpDown yearUpDown; private System.Windows.Forms.Button calculateButton; public Form1() { InitializeComponent(); } private void calculateButton_Click( object sender, EventArgs e ) { Console.WriteLine(Convert.ToInt32( yearUpDown.Value )); } private void InitializeComponent() { this.yearUpDown = new System.Windows.Forms.NumericUpDown(); this.calculateButton = new System.Windows.Forms.Button(); ((System.ruponentModel.ISupportInitialize)(this.yearUpDown)).BeginInit(); this.SuspendLayout(); this.yearUpDown.Location = new System.Drawing.Point(84, 97); this.yearUpDown.Maximum = new decimal(new int[] { 10, 0, 0, 0}); this.yearUpDown.Minimum = new decimal(new int[] { 1, 0, 0, 0}); this.yearUpDown.Name = "yearUpDown"; this.yearUpDown.ReadOnly = true; this.yearUpDown.Size = new System.Drawing.Size(100, 20); this.yearUpDown.TabIndex = 5; this.yearUpDown.TextAlign = System.Windows.Forms.HorizontalAlignment.Right; this.yearUpDown.Value = new decimal(new int[] { 1, 0, 0, 0}); this.calculateButton.Location = new System.Drawing.Point(196, 16); this.calculateButton.Name = "calculateButton"; this.calculateButton.Size = new System.Drawing.Size(75, 23); this.calculateButton.TabIndex = 8; this.calculateButton.Text = "Calculate"; this.calculateButton.Click += new System.EventHandler(this.calculateButton_Click); // // interestCalculatorForm // this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F); this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font; this.ClientSize = new System.Drawing.Size(289, 288); this.Controls.Add(this.calculateButton); this.Controls.Add(this.yearUpDown); this.Name = "interestCalculatorForm"; this.Text = "Interest Calculator"; ((System.ruponentModel.ISupportInitialize)(this.yearUpDown)).EndInit(); this.ResumeLayout(false); this.PerformLayout(); } [STAThread] static void Main() { Application.EnableVisualStyles(); Application.Run(new Form1()); }
}
</source>
Numeric value based Up Down (Spinner)
<source lang="csharp">
using System; using System.Drawing; using System.Collections; using System.ruponentModel; using System.Windows.Forms; using System.Data; public class UpDownForm : System.Windows.Forms.Form { private System.Windows.Forms.Label lblCurrSel; private System.Windows.Forms.Button btnGetSelections; private System.Windows.Forms.Label label1; private System.Windows.Forms.NumericUpDown numericUpDown; public UpDownForm() { InitializeComponent(); } private void InitializeComponent() { this.label1 = new System.Windows.Forms.Label (); this.numericUpDown = new System.Windows.Forms.NumericUpDown (); this.btnGetSelections = new System.Windows.Forms.Button (); this.lblCurrSel = new System.Windows.Forms.Label (); numericUpDown.BeginInit (); label1.Location = new System.Drawing.Point (8, 80); label1.Text = "Numeric UpDown Control"; label1.Size = new System.Drawing.Size (232, 32); label1.Font = new System.Drawing.Font ("Verdana", 12); label1.TabIndex = 3; numericUpDown.Location = new System.Drawing.Point (264, 80); numericUpDown.Maximum = new decimal (5000); numericUpDown.Size = new System.Drawing.Size (168, 20); numericUpDown.ThousandsSeparator = true; numericUpDown.TabIndex = 1; numericUpDown.UpDownAlign = System.Windows.Forms.LeftRightAlignment.Left; numericUpDown.ValueChanged += new System.EventHandler (this.numericUpDown_ValueChanged); btnGetSelections.Location = new System.Drawing.Point (16, 136); btnGetSelections.Size = new System.Drawing.Size (136, 24); btnGetSelections.TabIndex = 4; btnGetSelections.Text = "Get Current Selections"; btnGetSelections.Click += new System.EventHandler (this.btnGetSelections_Click); lblCurrSel.Location = new System.Drawing.Point (176, 120); lblCurrSel.Size = new System.Drawing.Size (256, 48); this.Text = "Spin Controls"; this.AutoScaleBaseSize = new System.Drawing.Size (5, 13); this.ClientSize = new System.Drawing.Size (448, 181); this.Controls.Add (this.lblCurrSel); this.Controls.Add (this.btnGetSelections); this.Controls.Add (this.label1); this.Controls.Add (this.numericUpDown); numericUpDown.EndInit (); } static void Main() { Application.Run(new UpDownForm()); } protected void numericUpDown_ValueChanged (object sender, System.EventArgs e) { this.Text = "You changed the numeric value..."; } protected void btnGetSelections_Click (object sender, System.EventArgs e) { lblCurrSel.Text = "Number: " + numericUpDown.Value; } } </source>
String based DomainUpDown (Spinner)
<source lang="csharp">
using System; using System.Drawing; using System.Collections; using System.ruponentModel; using System.Windows.Forms; using System.Data; public class UpDownForm : System.Windows.Forms.Form { private System.Windows.Forms.Label lblCurrSel; private System.Windows.Forms.Button btnGetSelections; private System.Windows.Forms.Label label1; private System.Windows.Forms.DomainUpDown domainUpDown; public UpDownForm() { InitializeComponent(); } private void InitializeComponent() { this.label1 = new System.Windows.Forms.Label (); this.domainUpDown = new System.Windows.Forms.DomainUpDown (); this.btnGetSelections = new System.Windows.Forms.Button (); this.lblCurrSel = new System.Windows.Forms.Label (); label1.Location = new System.Drawing.Point (8, 24); label1.Text = "Domain UpDown Control"; label1.Size = new System.Drawing.Size (224, 32); label1.Font = new System.Drawing.Font ("Verdana", 12); label1.TabIndex = 2; domainUpDown.Location = new System.Drawing.Point (264, 24); domainUpDown.Text = "domainUpDown1"; domainUpDown.Size = new System.Drawing.Size (168, 20); domainUpDown.TabIndex = 0; domainUpDown.Sorted = true; domainUpDown.Wrap = true; domainUpDown.SelectedItemChanged += new System.EventHandler (this.domainUpDown_SelectedItemChanged); domainUpDown.Items.AddRange(new object[4] {"B", "A", "C", "(D)"}); btnGetSelections.Location = new System.Drawing.Point (16, 136); btnGetSelections.Size = new System.Drawing.Size (136, 24); btnGetSelections.TabIndex = 4; btnGetSelections.Text = "Get Current Selections"; btnGetSelections.Click += new System.EventHandler (this.btnGetSelections_Click); lblCurrSel.Location = new System.Drawing.Point (176, 120); lblCurrSel.Size = new System.Drawing.Size (256, 48); this.Text = "Spin Controls"; this.AutoScaleBaseSize = new System.Drawing.Size (5, 13); this.ClientSize = new System.Drawing.Size (448, 181); this.Controls.Add (this.lblCurrSel); this.Controls.Add (this.btnGetSelections); this.Controls.Add (this.label1); this.Controls.Add (this.domainUpDown); } static void Main() { Application.Run(new UpDownForm()); } protected void domainUpDown_SelectedItemChanged (object sender, System.EventArgs e) { this.Text = "You changed the string value..."; } protected void btnGetSelections_Click (object sender, System.EventArgs e) { // Get info from updowns... lblCurrSel.Text = "String: " + domainUpDown.Text ; } } </source>
UpDown Control
<source lang="csharp"> /* Professional Windows GUI Programming Using C# by Jay Glynn, Csaba Torok, Richard Conway, Wahid Choudhury,
Zach Greenvoss, Shripad Kulkarni, Neil Whitlow
Publisher: Peer Information ISBN: 1861007663
- /
using System; using System.Drawing; using System.Collections; using System.ruponentModel; using System.Windows.Forms; using System.Data; namespace UpDown {
/// <summary> /// Summary description for UpDown. /// </summary> public class UpDown : System.Windows.Forms.Form { private System.Windows.Forms.Button button2; private System.Windows.Forms.TextBox textBox1; private System.Windows.Forms.Button button1; private System.Windows.Forms.DomainUpDown UPDOWN_DOMAIN; private System.Windows.Forms.Label label1; /// <summary> /// Required designer variable. /// </summary> private System.ruponentModel.Container components = null; public UpDown() { // // Required for Windows Form Designer support // InitializeComponent(); // // TODO: Add any constructor code after InitializeComponent call // } /// <summary> /// Clean up any resources being used. /// </summary> protected override void Dispose( bool disposing ) { if( disposing ) { if (components != null) { components.Dispose(); } } base.Dispose( disposing ); } #region Windows Form Designer generated code /// <summary> /// Required method for Designer support - do not modify /// the contents of this method with the code editor. /// </summary> private void InitializeComponent() { this.button2 = new System.Windows.Forms.Button(); this.textBox1 = new System.Windows.Forms.TextBox(); this.button1 = new System.Windows.Forms.Button(); this.UPDOWN_DOMAIN = new System.Windows.Forms.DomainUpDown(); this.label1 = new System.Windows.Forms.Label(); this.SuspendLayout(); // // button2 // this.button2.Location = new System.Drawing.Point(136, 80); this.button2.Name = "button2"; this.button2.TabIndex = 8; this.button2.Text = "Add Item"; // // textBox1 // this.textBox1.Location = new System.Drawing.Point(24, 80); this.textBox1.Name = "textBox1"; this.textBox1.TabIndex = 7; this.textBox1.Text = ""; // // button1 // this.button1.Location = new System.Drawing.Point(264, 40); this.button1.Name = "button1"; this.button1.Size = new System.Drawing.Size(64, 23); this.button1.TabIndex = 6; this.button1.Text = "Remove"; // // UPDOWN_DOMAIN // this.UPDOWN_DOMAIN.BackColor = System.Drawing.Color.FromArgb(((System.Byte)(255)), ((System.Byte)(192)), ((System.Byte)(192))); this.UPDOWN_DOMAIN.Font = new System.Drawing.Font("Microsoft Sans Serif", 12F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((System.Byte)(0))); this.UPDOWN_DOMAIN.ForeColor = System.Drawing.SystemColors.HotTrack; this.UPDOWN_DOMAIN.Location = new System.Drawing.Point(24, 40); this.UPDOWN_DOMAIN.Name = "UPDOWN_DOMAIN"; this.UPDOWN_DOMAIN.Size = new System.Drawing.Size(232, 26); this.UPDOWN_DOMAIN.Sorted = true; this.UPDOWN_DOMAIN.TabIndex = 5; this.UPDOWN_DOMAIN.TextAlign = System.Windows.Forms.HorizontalAlignment.Center; this.UPDOWN_DOMAIN.UpDownAlign = System.Windows.Forms.LeftRightAlignment.Left; this.UPDOWN_DOMAIN.Wrap = true; // // label1 // this.label1.Location = new System.Drawing.Point(24, 16); this.label1.Name = "label1"; this.label1.Size = new System.Drawing.Size(136, 23); this.label1.TabIndex = 9; this.label1.Text = "UpDownDomain Control"; // // UpDown // this.AutoScaleBaseSize = new System.Drawing.Size(5, 13); this.ClientSize = new System.Drawing.Size(344, 117); this.Controls.AddRange(new System.Windows.Forms.Control[] { this.label1, this.UPDOWN_DOMAIN, this.button1, this.button2, this.textBox1}); this.Name = "UpDown"; this.Text = "UpDownDomain Control"; this.Load += new System.EventHandler(this.UpDown_Load); this.ResumeLayout(false); } #endregion /// <summary> /// The main entry point for the application. /// </summary> [STAThread] static void Main() { Application.Run(new UpDown()); } private void UpDown_Load(object sender, System.EventArgs e) { // Populate the UpDown Domain control with string objects UPDOWN_DOMAIN.Items.Add("Visual C#"); UPDOWN_DOMAIN.Items.Add("Visual C++"); UPDOWN_DOMAIN.Items.Add("Visual VB"); UPDOWN_DOMAIN.Items.Add("Managed C++"); UPDOWN_DOMAIN.Items.Add("Crystal Reports"); UPDOWN_DOMAIN.Items.Add("MFC"); UPDOWN_DOMAIN.Items.Add("ATL"); UPDOWN_DOMAIN.Items.Add("COM"); UPDOWN_DOMAIN.Items.Add("DCOM"); UPDOWN_DOMAIN.Items.Add("COM+"); UPDOWN_DOMAIN.Items.Add("SETUP"); UPDOWN_DOMAIN.Items.Add("COMMAND LINE"); UPDOWN_DOMAIN.Items.Add("WINDOWS SERVICE"); UPDOWN_DOMAIN.Items.Add("WINDOWS LIBRARY"); UPDOWN_DOMAIN.Items.Add("ASP .NET WEB"); UPDOWN_DOMAIN.Items.Add("DATABASE APPLICATION"); } private void button1_Click(object sender, System.EventArgs e) { // Select the Item that want to remove int nItemSel = UPDOWN_DOMAIN.SelectedIndex; if ( nItemSel >= 0 ) { // Remove the item at the location UPDOWN_DOMAIN.Items.RemoveAt(nItemSel); // Update the control UPDOWN_DOMAIN.Update(); // Clear the edit box UPDOWN_DOMAIN.Text = "" ; } } private void button2_Click(object sender, System.EventArgs e) { if ( textBox1.Text == "" ) { MessageBox.Show("Enter a string to add"); return ; } // Add the new string the UpDownDomain control UPDOWN_DOMAIN.Items.Add(textBox1.Text); textBox1.Text = "" ; }
}
}
</source>
UpDown Derived
<source lang="csharp"> /* Professional Windows GUI Programming Using C# by Jay Glynn, Csaba Torok, Richard Conway, Wahid Choudhury,
Zach Greenvoss, Shripad Kulkarni, Neil Whitlow
Publisher: Peer Information ISBN: 1861007663
- /
using System; using System.Drawing; using System.Collections; using System.ruponentModel; using System.Windows.Forms; using System.Data; namespace UpDown_Derived {
/// <summary> /// Summary description for UpDownDerived. /// </summary> public class UpDownDerived : System.Windows.Forms.Form { /// <summary> /// Required designer variable. /// </summary> private System.ruponentModel.Container components = null; private System.Windows.Forms.Label label1; private MyUpDownControl mDC = null ; public UpDownDerived() { // // Required for Windows Form Designer support // InitializeComponent(); // // TODO: Add any constructor code after InitializeComponent call // } /// <summary> /// Clean up any resources being used. /// </summary> protected override void Dispose( bool disposing ) { if( disposing ) { if (components != null) { components.Dispose(); } } base.Dispose( disposing ); } #region Windows Form Designer generated code /// <summary> /// Required method for Designer support - do not modify /// the contents of this method with the code editor. /// </summary> private void InitializeComponent() { this.mDC = new UpDown_Derived.MyUpDownControl(); this.label1 = new System.Windows.Forms.Label(); this.SuspendLayout(); // // mDC // this.mDC.Items.Add("FRANCE"); this.mDC.Items.Add("ITALY"); this.mDC.Items.Add("USA"); this.mDC.Items.Add("UK"); this.mDC.Items.Add("AUSTRALIA"); this.mDC.Items.Add("INDIA"); this.mDC.Items.Add("ZAMBIA"); this.mDC.Items.Add("MALASYIA"); this.mDC.Location = new System.Drawing.Point(40, 40); this.mDC.Name = "mDC"; this.mDC.TabIndex = 0; // // label1 // this.label1.Location = new System.Drawing.Point(16, 16); this.label1.Name = "label1"; this.label1.Size = new System.Drawing.Size(200, 16); this.label1.TabIndex = 1; this.label1.Text = "Derived DomainUpDown Controller"; // // UpDownDerived // this.AutoScaleBaseSize = new System.Drawing.Size(5, 13); this.ClientSize = new System.Drawing.Size(248, 85); this.Controls.AddRange(new System.Windows.Forms.Control[] { this.label1, this.mDC}); this.Name = "UpDownDerived"; this.Text = "My Domain Controller"; this.Load += new System.EventHandler(this.UpDownDerived_Load); this.ResumeLayout(false); } #endregion /// <summary> /// The main entry point for the application. /// </summary> [STAThread] static void Main() { Application.Run(new UpDownDerived()); } private void UpDownDerived_Load(object sender, System.EventArgs e) { } } /// <summary> /// Summary description for MyUpDownControl. /// </summary> public class MyUpDownControl : System.Windows.Forms.DomainUpDown { private int currentPos =0; private string DisplayText =""; public MyUpDownControl() { // Populate the control with items Items.Add("FRANCE"); Items.Add("ITALY"); Items.Add("USA"); Items.Add("UK"); Items.Add("AUSTRALIA"); Items.Add("INDIA"); Items.Add("ZAMBIA"); Items.Add("MALASYIA"); } public override void DownButton() { // Check if the Down Arrow is clicked currentPos ++; if ( currentPos >= Items.Count ) currentPos = 0 ; UpdateEditText(); } public override void UpButton() { // Check if the Up Arrow is clicked currentPos -- ; if ( currentPos < 0 ) currentPos = Items.Count-1 ; UpdateEditText(); } protected override void UpdateEditText() { // Update the EditBox DisplayText = (string)this.Items[currentPos ]; this.Text = DisplayText; } public void Sort() { if ( this.Sorted ) this.Sorted= false ; else this.Sorted= true ; if ( this.Sorted ) this.Sort() ; UpdateEditText() ; } }
}
</source>