в 15:31, 26 мая 2010

2010-05-26T15:31:35Z

Admin: 1 версия

2010-05-26T12:09:38Z

1 версия

Новая страница

==Control.GetType==

<source lang="csharp">

using System;
using System.Drawing;
using System.Windows.Forms;

class CustomCheckBox: Form
{
public static void Main()
{
Application.Run(new CustomCheckBox());
}
public CustomCheckBox()
{
int cyText = Font.Height;
int cxText = cyText / 2;
FontStyle[] afs = { FontStyle.Bold, FontStyle.Italic,
FontStyle.Underline, FontStyle.Strikeout };

Label label = new Label();
label.Parent = this;
label.Text = "Sample Text";

for (int i = 0; i < 4; i++)
{
FontStyleCheckBox chkbox = new FontStyleCheckBox();
chkbox.Parent = this;
chkbox.Text = afs[i].ToString();
chkbox.fontstyle = afs[i];
chkbox.Location = new Point(2 * cxText,
(4 + 3 * i) * cyText / 2);
chkbox.Size = new Size(12 * cxText, cyText);
chkbox.CheckedChanged += new EventHandler(CheckBoxOnCheckedChanged);
}
}
void CheckBoxOnCheckedChanged(object obj, EventArgs ea)
{
FontStyle fs = 0;
Label label = null;

for (int i = 0; i < Controls.Count; i++)
{
Control ctrl = Controls[i];

if (ctrl.GetType() == typeof(Label))
label = (Label) ctrl;
else if (ctrl.GetType() == typeof(FontStyleCheckBox))
if (((FontStyleCheckBox) ctrl).Checked)
fs |= ((FontStyleCheckBox) ctrl).fontstyle;
}
label.Font = new Font(label.Font, fs);
}
}
class FontStyleCheckBox: CheckBox
{
public FontStyle fontstyle;
}

</source>

==Control.HasChildren==

<source lang="csharp">
using System;
using System.Drawing;
using System.Windows.Forms;
public class ControlParent : Form
{
private Button btn;
public ControlParent()
{
btn = new Button();
btn.Location = new Point(50,50);
btn.Size = new Size(100,23);
btn.Text = "Relationships";
//Controls.Add(btn);
btn.Parent = this;
MessageBox.Show("Button Parent: " + btn.Parent.ToString() + "\n" +
"Button HasChildren: " + btn.HasChildren.ToString() + "\n" +
"TopLevelControl: " + btn.TopLevelControl.ToString() + "\n" +
"Form HasChildren: " + this.HasChildren.ToString() + "\n" +
"Form Controls Count: " + this.Controls.Count.ToString(),
"Button Relationships");
}
static void Main()
{
Application.Run(new ControlParent());
}
}

</source>

==Control.Name==

<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
{
Label Label1;
TextBox TextBox1;
Button Button1;
public Form1()
{
InitializeComponent();
}
private void ctrlClick(System.Object sender, EventArgs e)
{
Control ctrl = (Control)sender;
MessageBox.Show("You clicked: " + ctrl.Name);
}
private void InitializeComponent()
{
this.Label1 = new System.Windows.Forms.Label();
this.TextBox1 = new System.Windows.Forms.TextBox();
this.Button1 = new System.Windows.Forms.Button();
this.SuspendLayout();
//
// Label1
//
this.Label1.FlatStyle = System.Windows.Forms.FlatStyle.System;
this.Label1.Font = new System.Drawing.Font("Tahoma", 8.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
this.Label1.Location = new System.Drawing.Point(14, 97);
this.Label1.Name = "Label1";
this.Label1.Size = new System.Drawing.Size(112, 24);
this.Label1.TabIndex = 8;
this.Label1.Text = "Label1";
this.Label1.Click += new System.EventHandler(this.ctrlClick);
//
// TextBox1
//
this.TextBox1.Font = new System.Drawing.Font("Tahoma", 8.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
this.TextBox1.Location = new System.Drawing.Point(12, 61);
this.TextBox1.Name = "TextBox1";
this.TextBox1.Size = new System.Drawing.Size(156, 21);
this.TextBox1.TabIndex = 7;
this.TextBox1.Text = "TextBox1";
this.TextBox1.Click += new System.EventHandler(this.ctrlClick);
//
// Button1
//
this.Button1.FlatStyle = System.Windows.Forms.FlatStyle.System;
this.Button1.Font = new System.Drawing.Font("Tahoma", 8.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
this.Button1.Location = new System.Drawing.Point(12, 21);
this.Button1.Name = "Button1";
this.Button1.Size = new System.Drawing.Size(96, 28);
this.Button1.TabIndex = 6;
this.Button1.Text = "Button1";
this.Button1.Click += new System.EventHandler(this.ctrlClick);
//
// Form1
//
this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
this.ClientSize = new System.Drawing.Size(367, 281);
this.Controls.Add(this.Label1);
this.Controls.Add(this.TextBox1);
this.Controls.Add(this.Button1);
this.Font = new System.Drawing.Font("Tahoma", 8.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
this.Name = "Form1";
this.Text = "Control Medley";
this.ResumeLayout(false);
this.PerformLayout();
}

[STAThread]
static void Main()
{
Application.EnableVisualStyles();
Application.Run(new Form1());
}
}

</source>

==Control.Parent==

<source lang="csharp">
using System;
using System.Drawing;
using System.Windows.Forms;
public class ControlParent : Form
{
private Button btn;
public ControlParent()
{
btn = new Button();
btn.Location = new Point(50,50);
btn.Size = new Size(100,23);
btn.Text = "Relationships";
//Controls.Add(btn);
btn.Parent = this;
MessageBox.Show("Button Parent: " + btn.Parent.ToString() + "\n" +
"Button HasChildren: " + btn.HasChildren.ToString() + "\n" +
"TopLevelControl: " + btn.TopLevelControl.ToString() + "\n" +
"Form HasChildren: " + this.HasChildren.ToString() + "\n" +
"Form Controls Count: " + this.Controls.Count.ToString(),
"Button Relationships");
}
static void Main()
{
Application.Run(new ControlParent());
}
}

</source>

==Control.TopLevelControl==

<source lang="csharp">
using System;
using System.Drawing;
using System.Windows.Forms;
public class ControlParent : Form
{
private Button btn;
public ControlParent()
{
btn = new Button();
btn.Location = new Point(50,50);
btn.Size = new Size(100,23);
btn.Text = "Relationships";
//Controls.Add(btn);
btn.Parent = this;
MessageBox.Show("Button Parent: " + btn.Parent.ToString() + "\n" +
"Button HasChildren: " + btn.HasChildren.ToString() + "\n" +
"TopLevelControl: " + btn.TopLevelControl.ToString() + "\n" +
"Form HasChildren: " + this.HasChildren.ToString() + "\n" +
"Form Controls Count: " + this.Controls.Count.ToString(),
"Button Relationships");
}
static void Main()
{
Application.Run(new ControlParent());
}
}

</source>

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Csharp/C Sharp by API/System.Windows.Forms/Control - История изменений

в 15:31, 26 мая 2010

Admin: 1 версия