encryptgui.cs 的程式原始碼如下
using System;
using System.Windows.Forms;
using System.Drawing;
using System.IO;
using System.Text;
using Encryptor;
class EncryptGUI : Form {
private Label inputLabel;
private Label outputLabel;
private TextBox inputField;
private TextBox outputField;
private Button newButton;
private Button loadButton;
private Button saveButton;
private Button encodeButton;
private Button decodeButton;
private Button clearButton;
private Button copyButton;
private Label displayLabel;
private string inputText;
private string outputText;
private Encrypt e;
public EncryptGUI() {
this.inputLabel = new Label();
this.outputLabel = new Label();
this.inputField = new TextBox();
this.outputField = new TextBox();
this.newButton = new Button();
this.loadButton = new Button();
this.saveButton = new Button();
this.encodeButton = new Button();
this.decodeButton = new Button();
this.clearButton = new Button();
this.copyButton = new Button();
this.displayLabel = new Label();
this.SuspendLayout();
this.inputLabel.Location = new Point(10, 10);
this.inputLabel.Font = new Font("Helvetica", 12F);
this.inputLabel.Name = "inputlabel";
this.inputLabel.Size = new Size(60, 20);
this.inputLabel.Text = "Input:";
this.outputLabel.Location = new Point(10, 40);
this.outputLabel.Font = new Font("Helvetica", 12F);
this.outputLabel.Name = "outputlabel";
this.outputLabel.Size = new Size(60, 20);
this.outputLabel.Text = "Output:";
this.inputField.Location = new Point(80, 10);
this.inputField.Name = "inputField";
this.inputField.Size = new Size(480, 20);
this.inputField.TabIndex = 0;
this.inputField.Text = "";
this.inputField.KeyPress += new KeyPressEventHandler(this.inputField_KeyPress);
this.outputField.Location = new Point(80, 40);
this.outputField.Name = "outputField";
this.outputField.Size = new Size(480, 20);
this.outputField.Enabled = false;
this.outputField.Text = "";
this.newButton.Location = new Point(10, 70);
this.newButton.Name = "newButton";
this.newButton.TabIndex = 1;
this.newButton.Text = "New";
this.newButton.Click += new EventHandler(this.newButton_Click);
this.loadButton.Location = new Point(90, 70);
this.loadButton.Name = "loadButton";
this.loadButton.TabIndex = 2;
this.loadButton.Text = "Load";
this.loadButton.Click += new EventHandler(this.loadButton_Click);
this.saveButton.Location = new Point(170, 70);
this.saveButton.Name = "saveButton";
this.saveButton.TabIndex = 3;
this.saveButton.Text = "Save";
this.saveButton.Click += new EventHandler(this.saveButton_Click);
this.encodeButton.Location = new Point(250, 70);
this.encodeButton.Name = "encodeButton";
this.encodeButton.TabIndex = 4;
this.encodeButton.Text = "Encode";
this.encodeButton.Click += new EventHandler(this.encodeButton_Click);
this.decodeButton.Location = new Point(330, 70);
this.decodeButton.Name = "decodeButton";
this.decodeButton.TabIndex = 5;
this.decodeButton.Text = "Decode";
this.decodeButton.Click += new EventHandler(this.decodeButton_Click);
this.clearButton.Location = new Point(410, 70);
this.clearButton.Name = "clearButton";
this.clearButton.TabIndex = 6;
this.clearButton.Text = "Clear";
this.clearButton.Click += new EventHandler(this.clearButton_Click);
this.copyButton.Location = new Point(490, 70);
this.copyButton.Name = "copyButton";
this.copyButton.TabIndex = 7;
this.copyButton.Text = "Copy";
this.copyButton.Click += new EventHandler(this.copyButton_Click);
this.displayLabel.Location = new Point(10, 100);
this.displayLabel.Font = new Font("Courier", 12F);
this.displayLabel.Name = "displaylabel";
this.displayLabel.Size = new Size(500, 20);
this.displayLabel.Text = "something happened...";
this.ClientSize = new Size(580, 125);
this.Controls.Add(this.inputLabel);
this.Controls.Add(this.outputLabel);
this.Controls.Add(this.inputField);
this.Controls.Add(this.outputField);
this.Controls.Add(this.newButton);
this.Controls.Add(this.loadButton);
this.Controls.Add(this.saveButton);
this.Controls.Add(this.encodeButton);
this.Controls.Add(this.decodeButton);
this.Controls.Add(this.clearButton);
this.Controls.Add(this.copyButton);
this.Controls.Add(this.displayLabel);
this.BackColor = Color.LightGray;
this.Name = "demoguiname";
this.Text = "demogui";
this.inputText = "";
this.outputText ="";
this.e = null;
this.ResumeLayout(false);
}
private void inputField_KeyPress(object sender, EventArgs e) {
this.inputText = this.inputField.Text;
this.displayLabel.Text = "Your input is \"" + this.inputText + "\".";
}
private void newButton_Click(object sender, EventArgs e) {
this.e = new Encrypt();
this.displayLabel.Text = this.e.Code;
}
private void loadButton_Click(object sender, EventArgs e) {
string path = @"data.txt";
if (File.Exists(path)) {
try {
string code = File.ReadAllText(path, Encoding.UTF8);
this.e.Code = code;
this.displayLabel.Text = "This is Load button. Encrypt object is loaded.";
}
catch (NullReferenceException nre) {
this.displayLabel.Text = "This is Load button. Encrypt object is not loaded.";
}
}
else {
this.displayLabel.Text = "This is Load button. There is no file.";
}
}
private void saveButton_Click(object sender, EventArgs e) {
string path = @"data.txt";
try {
File.WriteAllText(path, this.e.Code);
this.displayLabel.Text = "This is Save button. Encrypt object is saved.";
}
catch (NullReferenceException nre) {
this.displayLabel.Text = "This is Save button. There is no Encrypt Object.";
}
}
private void encodeButton_Click(object sender, EventArgs e) {
if (this.inputText == "") {
this.displayLabel.Text = "This is Encode button. No input string!!";
}
else {
try {
this.outputText = this.e.toEncode(this.inputText);
this.outputField.Text = this.outputText;
this.displayLabel.Text = "This is Encode button. The result is above.";
}
catch (NullReferenceException nre) {
this.displayLabel.Text = "This is Encode button. No Encrypt object!!";
}
}
}
private void decodeButton_Click(object sender, EventArgs e) {
if (this.inputText == "") {
this.displayLabel.Text = "This is Decode button. No input string!!";
}
else {
try {
this.outputText = this.e.toDecode(this.inputText);
this.outputField.Text = this.outputText;
this.displayLabel.Text = "This is Decode button. The result is above.";
}
catch (NullReferenceException nre) {
this.displayLabel.Text = "This is Decode button. No Encrypt object!!";
}
}
}
private void clearButton_Click(object sender, EventArgs e) {
this.inputText = "";
this.outputText = "";
this.inputField.Text = "";
this.outputField.Text = "";
this.displayLabel.Text = "This is Clear button. Everything is clear.";
}
private void copyButton_Click(object sender, EventArgs e) {
if (this.outputText != "") {
Clipboard.SetText(this.outputText);
this.displayLabel.Text = "This is Copy button. Result is copied.";
}
else {
this.displayLabel.Text = "This is Copy button. Result is not copied.";
}
}
[STAThread]
public static void Main() {
Application.EnableVisualStyles();
Application.Run(new EncryptGUI());
}
}
/* 《程式語言教學誌》的範例程式
http://pydoing.blogspot.com/
檔名：encryptgui.cs
功能：示範 C# 程式
作者：張凱慶
時間：西元 2012 年 10 月 */您可以繼續參考
範例程式碼
相關目錄
回 C# 入門指南
回 C# 教材
回首頁
參考資料
C# 程式設計手冊
C# Programming
Start - mono
Mono Documentation
沒有留言:
張貼留言