字体选择器

 

先看一下效果：

第一部分：Form1.cs

 

view plaincopy to clipboardprint?

1. using System;   
2. using System.Collections.Generic;   
3. using System.ComponentModel;   
4. using System.Data;   
5. using System.Drawing;   
6. using System.Linq;   
7. using System.Text;   
8. using System.Windows.Forms;   
9.   
10. namespace WindowsFormsApplication1   
11. {   
12.     public partial class Form1 : Form   
13.     {   
14.         public Form1()   
15.         {   
16.             InitializeComponent();   
17.         }   
18.   
19.         private void Form1_Load(object sender, EventArgs e)   
20.         {   
21.   
22.             comboBox1.DrawItem += new DrawItemEventHandler(comboBox1_DrawItem);   
23.             System.Drawing.Text.InstalledFontCollection ifc = new System.Drawing.Text.InstalledFontCollection();   
24.             FontFamily[] ffs = ifc.Families;   
25.             foreach (FontFamily ff in ffs)   
26.                 //在这里的样式里表示Regular可能使用的字体   
27.                 if (ff.IsStyleAvailable(FontStyle.Regular))   
28.                     comboBox1.Items.Add(ff.Name);   
29.                
30.   
31.   
32.   
33.   
34.         }   
35.   
36.         private void comboBox1_DrawItem(object sender, DrawItemEventArgs e)   
37.         {   
38.             e.DrawBackground();   
39.             ComboBox cmb = (ComboBox)sender;   
40.             string txt = e.Index > -1 ? cmb.Items[e.Index].ToString() : cmb.Text;   
41.             Font f = new Font(txt, cmb.Font.Size);   
42.             //使用格式刷   
43.             Brush b = new SolidBrush(e.ForeColor);   
44.             //字符串描绘   
45.             float ym =   
46.                 (e.Bounds.Height - e.Graphics.MeasureString(txt, f).Height) / 2;   
47.             e.Graphics.DrawString(txt, f, b, e.Bounds.X, e.Bounds.Y + ym);   
48.   
49.             f.Dispose();   
50.             b.Dispose();   
51.   
52.             //描绘四角表示焦点的形状   
53.             e.DrawFocusRectangle();   
54.   
55.   
56.         }   
57. //combobox改变选择事件   
58.         private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)   
59.         {   
60. //            if (comboBox1.SelectedIndex == -1)   
61. //                fontname = comboBox1.Items[32].ToString();//未被选择时设置默认,如果下面fontname设置了默认值，这里的if,else就没有必要要了。   
62. //            else   
63.                 fontname = comboBox1.Text;   
64.             textBox1.Font = new Font(fontname,fontsize);   
65.         }   
66. //listbox选择事件   
67.         private void listBox1_SelectedIndexChanged(object sender, EventArgs e)   
68.         {   
69.   
70.  //           if (listBox1.SelectedIndex == -1)   
71.  //               fontsize = float.Parse(listBox1.Items[1].ToString());//未被选择时默认为第一个,如果下面fontsize设置了默认值，这里的if,else就没有必要要了。   
72.  //           else   
73.                 fontsize = float.Parse(listBox1.SelectedItem.ToString());   
74.             textBox1.Font = new Font(fontname, fontsize);   
75.         }   
76. //设定fontname，fontsize的默认值   
77.         public string fontname = "宋体";   
78.         public float fontsize = 9;   
79. //按钮1复制_事件   
80.         private void button1_Click(object sender, EventArgs e)   
81.         {   
82.             if (textBox1.SelectionLength > 0)   
83.                 textBox1.Copy();   
84.         }   
85. //按钮2粘贴_事件   
86.         private void button2_Click(object sender, EventArgs e)   
87.         {   
88.             textBox1.Paste();   
89.         }   
90. //linklabel的点击事件   
91.         private void linkLabel1_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)   
92.         {   
93.             linkLabel1.Links[linkLabel1.Links.IndexOf(e.Link)].Visited = true;   
94.             string targetUrl = e.Link.LinkData as string;   
95.             if (string.IsNullOrEmpty(targetUrl))   
96.                 MessageBox.Show("没有链接URL！");   
97.             else  
98.                 Help.ShowHelp(this, targetUrl);   
99.   
100.         }   
101.     }   
102. }  

using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Text;using System.Windows.Forms;namespace WindowsFormsApplication1{ public partial class Form1 : Form { public Form1() { InitializeComponent(); } private void Form1_Load(object sender, EventArgs e) { comboBox1.DrawItem += new DrawItemEventHandler(comboBox1_DrawItem); System.Drawing.Text.InstalledFontCollection ifc = new System.Drawing.Text.InstalledFontCollection(); FontFamily[] ffs = ifc.Families; foreach (FontFamily ff in ffs) //在这里的样式里表示Regular可能使用的字体 if (ff.IsStyleAvailable(FontStyle.Regular)) comboBox1.Items.Add(ff.Name); } private void comboBox1_DrawItem(object sender, DrawItemEventArgs e) { e.DrawBackground(); ComboBox cmb = (ComboBox)sender; string txt = e.Index > -1 ? cmb.Items[e.Index].ToString() : cmb.Text; Font f = new Font(txt, cmb.Font.Size); //使用格式刷 Brush b = new SolidBrush(e.ForeColor); //字符串描绘 float ym = (e.Bounds.Height - e.Graphics.MeasureString(txt, f).Height) / 2; e.Graphics.DrawString(txt, f, b, e.Bounds.X, e.Bounds.Y + ym); f.Dispose(); b.Dispose(); //描绘四角表示焦点的形状 e.DrawFocusRectangle(); }//combobox改变选择事件 private void comboBox1_SelectedIndexChanged(object sender, EventArgs e) {// if (comboBox1.SelectedIndex == -1)// fontname = comboBox1.Items[32].ToString();//未被选择时设置默认,如果下面fontname设置了默认值，这里的if,else就没有必要要了。// else fontname = comboBox1.Text; textBox1.Font = new Font(fontname,fontsize); }//listbox选择事件 private void listBox1_SelectedIndexChanged(object sender, EventArgs e) { // if (listBox1.SelectedIndex == -1) // fontsize = float.Parse(listBox1.Items[1].ToString());//未被选择时默认为第一个,如果下面fontsize设置了默认值，这里的if,else就没有必要要了。 // else fontsize = float.Parse(listBox1.SelectedItem.ToString()); textBox1.Font = new Font(fontname, fontsize); }//设定fontname，fontsize的默认值 public string fontname = "宋体"; public float fontsize = 9;//按钮1复制_事件 private void button1_Click(object sender, EventArgs e) { if (textBox1.SelectionLength > 0) textBox1.Copy(); }//按钮2粘贴_事件 private void button2_Click(object sender, EventArgs e) { textBox1.Paste(); }//linklabel的点击事件 private void linkLabel1_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e) { linkLabel1.Links[linkLabel1.Links.IndexOf(e.Link)].Visited = true; string targetUrl = e.Link.LinkData as string; if (string.IsNullOrEmpty(targetUrl)) MessageBox.Show("没有链接URL！"); else Help.ShowHelp(this, targetUrl); } }}

 

第二部分：Form1.designer.cs

 

view plaincopy to clipboardprint?

1. namespace WindowsFormsApplication1   
2. {   
3.     partial class Form1   
4.     {   
5.         /// <summary>   
6.         /// Required designer variable.   
7.         /// </summary>   
8.         private System.ComponentModel.IContainer components = null;   
9.   
10.         /// <summary>   
11.         /// Clean up any resources being used.   
12.         /// </summary>   
13.         /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>   
14.         protected override void Dispose(bool disposing)   
15.         {   
16.             if (disposing && (components != null))   
17.             {   
18.                 components.Dispose();   
19.             }   
20.             base.Dispose(disposing);   
21.         }  
22.  
23.         #region Windows Form Designer generated code   
24.   
25.         /// <summary>   
26.         /// Required method for Designer support - do not modify   
27.         /// the contents of this method with the code editor.   
28.         /// </summary>   
29.         private void InitializeComponent()   
30.         {   
31.             this.label1 = new System.Windows.Forms.Label();   
32.             this.label2 = new System.Windows.Forms.Label();   
33.             this.listBox1 = new System.Windows.Forms.ListBox();   
34.             this.comboBox1 = new System.Windows.Forms.ComboBox();   
35.             this.button1 = new System.Windows.Forms.Button();   
36.             this.button2 = new System.Windows.Forms.Button();   
37.             this.textBox1 = new System.Windows.Forms.TextBox();   
38.             this.linkLabel1 = new System.Windows.Forms.LinkLabel();   
39.             this.SuspendLayout();   
40.             //    
41.             // label1   
42.             //    
43.             this.label1.AutoSize = true;   
44.             this.label1.Location = new System.Drawing.Point(24, 16);   
45.             this.label1.Name = "label1";   
46.             this.label1.Size = new System.Drawing.Size(29, 12);   
47.             this.label1.TabIndex = 0;   
48.             this.label1.Text = "字体";   
49.             //    
50.             // label2   
51.             //    
52.             this.label2.AutoSize = true;   
53.             this.label2.Location = new System.Drawing.Point(508, 67);   
54.             this.label2.Name = "label2";   
55.             this.label2.Size = new System.Drawing.Size(29, 12);   
56.             this.label2.TabIndex = 2;   
57.             this.label2.Text = "字号";   
58.             //    
59.             // listBox1   
60.             //    
61.             this.listBox1.FormattingEnabled = true;   
62.             this.listBox1.ItemHeight = 12;   
63.             this.listBox1.Items.AddRange(new object[] {   
64.             "9",   
65.             "10",   
66.             "12",   
67.             "16",   
68.             "20",   
69.             "28"});   
70.             this.listBox1.Location = new System.Drawing.Point(507, 95);   
71.             this.listBox1.Name = "listBox1";   
72.             this.listBox1.Size = new System.Drawing.Size(54, 100);   
73.             this.listBox1.TabIndex = 3;   
74.             this.listBox1.SelectedIndexChanged += new System.EventHandler(this.listBox1_SelectedIndexChanged);   
75.             //    
76.             // comboBox1   
77.             //    
78.             this.comboBox1.DrawMode = System.Windows.Forms.DrawMode.OwnerDrawVariable;   
79.             this.comboBox1.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;   
80.             this.comboBox1.FormattingEnabled = true;   
81.             this.comboBox1.Location = new System.Drawing.Point(63, 9);   
82.             this.comboBox1.Name = "comboBox1";   
83.             this.comboBox1.Size = new System.Drawing.Size(133, 22);   
84.             this.comboBox1.TabIndex = 4;   
85.             this.comboBox1.DrawItem += new System.Windows.Forms.DrawItemEventHandler(this.comboBox1_DrawItem);   
86.             this.comboBox1.SelectedIndexChanged += new System.EventHandler(this.comboBox1_SelectedIndexChanged);   
87.             //    
88.             // button1   
89.             //    
90.             this.button1.Location = new System.Drawing.Point(26, 54);   
91.             this.button1.Name = "button1";   
92.             this.button1.Size = new System.Drawing.Size(66, 25);   
93.             this.button1.TabIndex = 5;   
94.             this.button1.Text = "复制";   
95.             this.button1.UseVisualStyleBackColor = true;   
96.             this.button1.Click += new System.EventHandler(this.button1_Click);   
97.             //    
98.             // button2   
99.             //    
100.             this.button2.Location = new System.Drawing.Point(130, 54);   
101.             this.button2.Name = "button2";   
102.             this.button2.Size = new System.Drawing.Size(66, 25);   
103.             this.button2.TabIndex = 6;   
104.             this.button2.Text = "粘贴";   
105.             this.button2.UseVisualStyleBackColor = true;   
106.             this.button2.Click += new System.EventHandler(this.button2_Click);   
107.             //    
108.             // textBox1   
109.             //    
110.             this.textBox1.Location = new System.Drawing.Point(26, 95);   
111.             this.textBox1.Multiline = true;   
112.             this.textBox1.Name = "textBox1";   
113.             this.textBox1.Size = new System.Drawing.Size(442, 201);   
114.             this.textBox1.TabIndex = 7;   
115.             //    
116.             // linkLabel1   
117.             //    
118.             this.linkLabel1.AutoSize = true;   
119.   
120.             this.linkLabel1.LinkBehavior = System.Windows.Forms.LinkBehavior.HoverUnderline;   
121.             this.linkLabel1.Location = new System.Drawing.Point(53, 307);   
122.             this.linkLabel1.Name = "linkLabel1";   
123.             this.linkLabel1.Size = new System.Drawing.Size(79, 19);   
124.             this.linkLabel1.TabIndex = 8;   
125.             this.linkLabel1.TabStop = true;   
126.             this.linkLabel1.Text = "一路向东 新浪网 百度 谷歌 YAHOO";   
127.             this.linkLabel1.UseCompatibleTextRendering = true;   
128.             this.linkLabel1.Links.Add(0, 4, "http://blog.csdn.net/imbiz/");   
129.             this.linkLabel1.Links.Add(9, 2, "http://www.baidu.com/");   
130.             this.linkLabel1.Links.Add(12, 2, "http://www.google.cn/");   
131.             this.linkLabel1.Links.Add(15, 5, "");   
132. //以上代码使用links.add方法对一个label添加多个链接，第一，二个参数分别是Text的起始，终点位置   
133.                
134.             this.linkLabel1.LinkClicked += new System.Windows.Forms.LinkLabelLinkClickedEventHandler(this.linkLabel1_LinkClicked);   
135.             //    
136.             // Form1   
137.             //    
138.             this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F);   
139.             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;   
140.             this.ClientSize = new System.Drawing.Size(639, 340);   
141.             this.Controls.Add(this.linkLabel1);   
142.             this.Controls.Add(this.textBox1);   
143.             this.Controls.Add(this.button2);   
144.             this.Controls.Add(this.button1);   
145.             this.Controls.Add(this.comboBox1);   
146.             this.Controls.Add(this.listBox1);   
147.             this.Controls.Add(this.label2);   
148.             this.Controls.Add(this.label1);   
149.             this.Name = "Form1";   
150.             this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;   
151.             this.Text = "Form1";   
152.             this.Load += new System.EventHandler(this.Form1_Load);   
153.             this.ResumeLayout(false);   
154.             this.PerformLayout();   
155.   
156.         }  
157.  
158.           
159.  
160.         #endregion   
161.   
162.         private System.Windows.Forms.Label label1;   
163.         private System.Windows.Forms.Label label2;   
164.         private System.Windows.Forms.ListBox listBox1;   
165.         private System.Windows.Forms.ComboBox comboBox1;   
166.         private System.Windows.Forms.Button button1;   
167.         private System.Windows.Forms.Button button2;   
168.         private System.Windows.Forms.TextBox textBox1;   
169.         private System.Windows.Forms.LinkLabel linkLabel1;   
170.   
171.   
172.   
173.            
174.   
175.           
176.     }   
177. }  

namespace WindowsFormsApplication1{ partial class Form1 { /// <summary> /// Required designer variable. /// </summary> private System.ComponentModel.IContainer components = null; /// <summary> /// Clean up any resources being used. /// </summary> /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param> protected override void Dispose(bool disposing) { if (disposing && (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.label1 = new System.Windows.Forms.Label(); this.label2 = new System.Windows.Forms.Label(); this.listBox1 = new System.Windows.Forms.ListBox(); this.comboBox1 = new System.Windows.Forms.ComboBox(); this.button1 = new System.Windows.Forms.Button(); this.button2 = new System.Windows.Forms.Button(); this.textBox1 = new System.Windows.Forms.TextBox(); this.linkLabel1 = new System.Windows.Forms.LinkLabel(); this.SuspendLayout(); // // label1 // this.label1.AutoSize = true; this.label1.Location = new System.Drawing.Point(24, 16); this.label1.Name = "label1"; this.label1.Size = new System.Drawing.Size(29, 12); this.label1.TabIndex = 0; this.label1.Text = "字体"; // // label2 // this.label2.AutoSize = true; this.label2.Location = new System.Drawing.Point(508, 67); this.label2.Name = "label2"; this.label2.Size = new System.Drawing.Size(29, 12); this.label2.TabIndex = 2; this.label2.Text = "字号"; // // listBox1 // this.listBox1.FormattingEnabled = true; this.listBox1.ItemHeight = 12; this.listBox1.Items.AddRange(new object[] { "9", "10", "12", "16", "20", "28"}); this.listBox1.Location = new System.Drawing.Point(507, 95); this.listBox1.Name = "listBox1"; this.listBox1.Size = new System.Drawing.Size(54, 100); this.listBox1.TabIndex = 3; this.listBox1.SelectedIndexChanged += new System.EventHandler(this.listBox1_SelectedIndexChanged); // // comboBox1 // this.comboBox1.DrawMode = System.Windows.Forms.DrawMode.OwnerDrawVariable; this.comboBox1.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList; this.comboBox1.FormattingEnabled = true; this.comboBox1.Location = new System.Drawing.Point(63, 9); this.comboBox1.Name = "comboBox1"; this.comboBox1.Size = new System.Drawing.Size(133, 22); this.comboBox1.TabIndex = 4; this.comboBox1.DrawItem += new System.Windows.Forms.DrawItemEventHandler(this.comboBox1_DrawItem); this.comboBox1.SelectedIndexChanged += new System.EventHandler(this.comboBox1_SelectedIndexChanged); // // button1 // this.button1.Location = new System.Drawing.Point(26, 54); this.button1.Name = "button1"; this.button1.Size = new System.Drawing.Size(66, 25); this.button1.TabIndex = 5; this.button1.Text = "复制"; this.button1.UseVisualStyleBackColor = true; this.button1.Click += new System.EventHandler(this.button1_Click); // // button2 // this.button2.Location = new System.Drawing.Point(130, 54); this.button2.Name = "button2"; this.button2.Size = new System.Drawing.Size(66, 25); this.button2.TabIndex = 6; this.button2.Text = "粘贴"; this.button2.UseVisualStyleBackColor = true; this.button2.Click += new System.EventHandler(this.button2_Click); // // textBox1 // this.textBox1.Location = new System.Drawing.Point(26, 95); this.textBox1.Multiline = true; this.textBox1.Name = "textBox1"; this.textBox1.Size = new System.Drawing.Size(442, 201); this.textBox1.TabIndex = 7; // // linkLabel1 // this.linkLabel1.AutoSize = true; this.linkLabel1.LinkBehavior = System.Windows.Forms.LinkBehavior.HoverUnderline; this.linkLabel1.Location = new System.Drawing.Point(53, 307); this.linkLabel1.Name = "linkLabel1"; this.linkLabel1.Size = new System.Drawing.Size(79, 19); this.linkLabel1.TabIndex = 8; this.linkLabel1.TabStop = true; this.linkLabel1.Text = "一路向东 新浪网 百度 谷歌 YAHOO"; this.linkLabel1.UseCompatibleTextRendering = true; this.linkLabel1.Links.Add(0, 4, "http://blog.csdn.net/imbiz/"); this.linkLabel1.Links.Add(9, 2, "http://www.baidu.com/"); this.linkLabel1.Links.Add(12, 2, "http://www.google.cn/"); this.linkLabel1.Links.Add(15, 5, "");//以上代码使用links.add方法对一个label添加多个链接，第一，二个参数分别是Text的起始，终点位置 this.linkLabel1.LinkClicked += new System.Windows.Forms.LinkLabelLinkClickedEventHandler(this.linkLabel1_LinkClicked); // // Form1 // this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F); this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font; this.ClientSize = new System.Drawing.Size(639, 340); this.Controls.Add(this.linkLabel1); this.Controls.Add(this.textBox1); this.Controls.Add(this.button2); this.Controls.Add(this.button1); this.Controls.Add(this.comboBox1); this.Controls.Add(this.listBox1); this.Controls.Add(this.label2); this.Controls.Add(this.label1); this.Name = "Form1"; this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen; this.Text = "Form1"; this.Load += new System.EventHandler(this.Form1_Load); this.ResumeLayout(false); this.PerformLayout(); } #endregion private System.Windows.Forms.Label label1; private System.Windows.Forms.Label label2; private System.Windows.Forms.ListBox listBox1; private System.Windows.Forms.ComboBox comboBox1; private System.Windows.Forms.Button button1; private System.Windows.Forms.Button button2; private System.Windows.Forms.TextBox textBox1; private System.Windows.Forms.LinkLabel linkLabel1; }}

 

程序入口：program.cs (系统自动)

 

+ expand sourceview plaincopy to clipboardprint?

1. using System;   
2. using System.Collections.Generic;   
3. using System.Linq;   
4. using System.Windows.Forms;   
5.   
6. namespace WindowsFormsApplication1   
7. {   
8.     static class Program   
9.     {   
10.         /// <summary>   
11.         /// The main entry point for the application.   
12.         /// </summary>   
13.         [STAThread]   
14.         static void Main()   
15.         {   
16.             Application.EnableVisualStyles();   
17.             Application.SetCompatibleTextRenderingDefault(false);   
18.             Application.Run(new Form1());   
19.         }   
20.     }   
21. }  

using System;using System.Collections.Generic;using System.Linq;using System.Windows.Forms;namespace WindowsFormsApplication1{ static class Program { /// <summary> /// The main entry point for the application. /// </summary> [STAThread] static void Main() { Application.EnableVisualStyles(); Application.SetCompatibleTextRenderingDefault(false); Application.Run(new Form1()); } }}