记事本源代码C#_cheaper

C#编写的记事本 时间:2010-11-16 14:24:26来源:网络 作者:未知 点击:0次 using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Drawing.Printing; using System.Linq; using System.Text; using System.Windows. using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Drawing.Printing; using System.Linq; using System.Text; using System.Windows.Forms; using System.IO; using System.Diagnostics; namespace WindowsFormsApplication2 {     public partial class 记事本 : Form     {         private bool SaveBefore;         public 记事本()         {             InitializeComponent();         }         private void 记事本_Load(object sender, EventArgs e)         {             this.Text = "无标题-记事本";             this.Tag = "";             SaveBefore = true;             转到GToolStripMenuItem.Enabled = false;             if (richTextBox1.Text != "")             {                 查找FToolStripMenuItem.Enabled = true;                 查找下一个NToolStripMenuItem.Enabled = true;             }             else if (richTextBox1.Text == "")             {                 查找FToolStripMenuItem.Enabled = false;                 查找下一个NToolStripMenuItem.Enabled = false;             }         }         private void 记事本_FormClosing(object sender, FormClosingEventArgs e)         {             try             {                 if (this.Tag.ToString() == "")                 {                     Convert.ToDouble(this.Tag.ToString());                 }                 if (SaveBefore == false)                 {                     DialogResult dr = MessageBox.Show("文字已改变,您是否要保存到 " + this.Tag.ToString(), "提示", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Information);                     if (dr == DialogResult.Yes)                     {                         this.richTextBox1.SaveFile(this.Tag.ToString(), RichTextBoxStreamType.PlainText);                         e.Cancel = false;                     }                     else if (dr == DialogResult.No)                     {                         e.Cancel = false;                     }                     else                     {                         e.Cancel = true;                     }                 }                 else                 {                     e.Cancel = false;                 }             }             catch              {                 if (this.richTextBox1.Text != "")                 {                     DialogResult dr = MessageBox.Show("文字已改变,您是否要保存到 无标题", "提示", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Information);                     if (dr == DialogResult.Yes)                     {                         if (sfd.ShowDialog() == DialogResult.OK)                         {                             this.richTextBox1.SaveFile(sfd.FileName, RichTextBoxStreamType.PlainText);                             e.Cancel = false;                         }                         else                         {                             e.Cancel = true;                         }                     }                     else if (dr == DialogResult.No)                     {                         e.Cancel = false;                     }                     else                     {                         e.Cancel = true;                     }                 }                 else                 {                     e.Cancel = false;                 }             }         }         private void 新建NToolStripMenuItem_Click(object sender, EventArgs e)         {             try             {                 if (this.Tag.ToString() == "")                 {                     Convert.ToDouble(this.Tag.ToString());                 }                 if (SaveBefore == false)                 {                     DialogResult dr = MessageBox.Show("文字已改变,您是否要保存到 " + this.Tag.ToString(), "提示", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Information);                     if (dr == DialogResult.Yes)                     {                         this.richTextBox1.SaveFile(this.Tag.ToString(), RichTextBoxStreamType.PlainText);                             this.richTextBox1.Text = "";                             this.Text = "无标题-记事本";                             this.Tag = "";                             SaveBefore = true;                     }                     else if (dr == DialogResult.No)                     {                         this.richTextBox1.Text = "";                         this.Text = "无标题-记事本";                         this.Tag = "";                         SaveBefore = true;                     }                     else                     {                         return;                     }                 }                 else                 {                     this.richTextBox1.Text = "";                     this.Text = "无标题-记事本";                     this.Tag = "";                     SaveBefore = true;                 }             }             catch             {                 if (this.richTextBox1.Text != "")                 {                     DialogResult dr = MessageBox.Show("文字已改变,您是否要保存到 无标题", "提示", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Information);                     if (dr == DialogResult.Yes)                     {                         if (sfd.ShowDialog() == DialogResult.OK)                         {                             this.richTextBox1.SaveFile(sfd.FileName, RichTextBoxStreamType.PlainText);                             this.richTextBox1.Text = "";                             this.Text = "无标题-记事本";                             this.Tag = "";                             SaveBefore = true;                         }                         else                         {                             return ;                         }                     }                     else if (dr == DialogResult.No)                     {                         this.richTextBox1.Text = "";                         this.Text = "无标题-记事本";                         this.Tag = "";                         SaveBefore = true;                     }                     else                     {                         return;                     }                 }                 else                 {                     this.richTextBox1.Text = "";                     this.Text = "无标题-记事本";                     this.Tag = "";                     SaveBefore = true;                 }             }         }         private void 打开OToolStripMenuItem_Click(object sender, EventArgs e)         {             try             {                 if (this.Tag.ToString() == "")                 {                     Convert.ToDouble(this.Tag.ToString());                 }                 if (SaveBefore == false)                 {                     DialogResult dr = MessageBox.Show("文字已改变,您是否要保存到 " + this.Tag.ToString(), "提示", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Information);                     if (dr == DialogResult.Yes)                     {                         this.richTextBox1.SaveFile(this.Tag.ToString(), RichTextBoxStreamType.PlainText);                         if (ofd.ShowDialog() == DialogResult.OK)                         {                             this.richTextBox1.LoadFile(ofd.FileName, RichTextBoxStreamType.PlainText);                             this.Tag = ofd.FileName;                             this.Text = Path.GetFileNameWithoutExtension(ofd.FileName) + "-记事本";                             SaveBefore = true;                         }                         else                         {                             return;                         }                     }                     else if (dr == DialogResult.No)                     {                         if (ofd.ShowDialog() == DialogResult.OK)                         {                             this.richTextBox1.LoadFile(ofd.FileName, RichTextBoxStreamType.PlainText);                             this.Tag = ofd.FileName;                             this.Text = Path.GetFileNameWithoutExtension(ofd.FileName) + "-记事本";                             SaveBefore = true;                         }                         else                         {                             return;                         }                     }                     else                     {                         return;                     }                 }                 else                 {                     if (ofd.ShowDialog() == DialogResult.OK)                     {                         this.richTextBox1.LoadFile(ofd.FileName, RichTextBoxStreamType.PlainText);                         this.Tag = ofd.FileName;                         this.Text = Path.GetFileNameWithoutExtension(ofd.FileName) + "-记事本";                         SaveBefore = true;                     }                     else                     {                         return;                     }                 }             }             catch             {                 if (this.richTextBox1.Text != "")                 {                     DialogResult dr = MessageBox.Show("文字已改变,您是否要保存到 无标题", "提示", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Information);                     if (dr == DialogResult.Yes)                     {                         if (sfd.ShowDialog() == DialogResult.OK)                         {                             this.richTextBox1.SaveFile(sfd.FileName, RichTextBoxStreamType.PlainText);                             SaveBefore = true;                             if (ofd.ShowDialog() == DialogResult.OK)                             {                                 this.richTextBox1.LoadFile(ofd.FileName, RichTextBoxStreamType.PlainText);                                 this.Tag = ofd.FileName;                                 this.Text = Path.GetFileNameWithoutExtension(ofd.FileName) + "-记事本";                             }                             else                             {                                 return;                             }                         }                         else                         {                             return;                         }                     }                     else if (dr == DialogResult.No)                     {                         if (ofd.ShowDialog() == DialogResult.OK)                         {                             this.richTextBox1.LoadFile(ofd.FileName, RichTextBoxStreamType.PlainText);                             this.Tag = ofd.FileName;                             this.Text = Path.GetFileNameWithoutExtension(ofd.FileName) + "-记事本";                             SaveBefore = true;                         }                         else                         {                             return;                         }                     }                     else                     {                         return;                     }                     }                 else                 {                     if (ofd.ShowDialog() == DialogResult.OK)                     {                         this.richTextBox1.LoadFile(ofd.FileName, RichTextBoxStreamType.PlainText);                         this.Tag = ofd.FileName;                         this.Text = Path.GetFileNameWithoutExtension(ofd.FileName) + "-记事本";                         SaveBefore = true;                     }                     else                     {                         return;                     }                 }             }         }         private void 保存SToolStripMenuItem_Click(object sender, EventArgs e)         {             try             {                 if (this.Tag.ToString() == "")                 {                     Convert.ToDouble(this.Tag);                 }                 this.richTextBox1.SaveFile(this.Tag.ToString(), RichTextBoxStreamType.PlainText);                 SaveBefore = true;             }             catch             {                 if (sfd.ShowDialog() == DialogResult.OK)                 {                     this.richTextBox1.SaveFile(sfd.FileName, RichTextBoxStreamType.PlainText);                     this.Text = Path.GetFileNameWithoutExtension(sfd.FileName) + "-记事本";                     this.Tag = sfd.FileName;                     SaveBefore = true;                 }                 else                 {                     return;                 }             }         }         private void 另存为AToolStripMenuItem_Click(object sender, EventArgs e)         {             if (sfd.ShowDialog() == DialogResult.OK)             {                 this.richTextBox1.SaveFile(sfd.FileName, RichTextBoxStreamType.PlainText);                 SaveBefore = true;                 this.Tag = sfd.FileName;                 this.Text = Path.GetFileNameWithoutExtension(sfd.FileName) + "-记事本";             }         }         private void 页面设置UToolStripMenuItem_Click(object sender, EventArgs e)         {             //PageSetupDialog psd = new PageSetupDialog() ;             psd.ShowDialog();         }         private void 打印PToolStripMenuItem_Click(object sender, EventArgs e)         {         }         private void 打印预览VToolStripMenuItem_Click(object sender, EventArgs e)         {         }         private void 退出XToolStripMenuItem_Click(object sender, EventArgs e)         {             this.Close();         }         private void 撤消UToolStripMenuItem_Click(object sender, EventArgs e)         {             this.richTextBox1.Undo();         }         private void 剪切TToolStripMenuItem_Click(object sender, EventArgs e)         {             richTextBox1.Cut();         }         private void 复制CToolStripMenuItem_Click(object sender, EventArgs e)         {             richTextBox1.Copy();         }         private void 粘贴PToolStripMenuItem_Click(object sender, EventArgs e)         {             richTextBox1.Paste();         }         private void 删除LToolStripMenuItem_Click(object sender, EventArgs e)         {             richTextBox1.SelectedText = "";         }         private void 查找FToolStripMenuItem_Click(object sender, EventArgs e)         {             查找 chazhao = new 查找();             chazhao.Owner = this;             chazhao.Show();         }         private void 查找下一个NToolStripMenuItem_Click(object sender, EventArgs e)         {             查找 chazhao = new 查找();             chazhao.Owner = this;             chazhao.Show();         }         private void 替换RToolStripMenuItem_Click(object sender, EventArgs e)         {             替换 tihuan = new 替换();             tihuan.Owner = this;             tihuan.Show();         }         private void 转到GToolStripMenuItem_Click(object sender, EventArgs e)         {         }         private void 全选AToolStripMenuItem_Click(object sender, EventArgs e)         {             richTextBox1.SelectAll();         }         private void 时间日期DToolStripMenuItem_Click(object sender, EventArgs e)         {             DateTime Time = DateTime.Now;             richTextBox1.Text += Time;          }//日期注入位置不对         private void 自动换行WToolStripMenuItem_Click(object sender, EventArgs e)         {             if (自动换行WToolStripMenuItem.CheckState == CheckState.Unchecked)             {                 this.richTextBox1.WordWrap =true;                 自动换行WToolStripMenuItem.CheckState = CheckState.Checked;             }             else if (自动换行WToolStripMenuItem.CheckState == CheckState.Checked)             {                 this.richTextBox1.WordWrap =false;                 自动换行WToolStripMenuItem.CheckState = CheckState.Unchecked;             }         }         private void 字体FToolStripMenuItem_Click(object sender, EventArgs e)         {             fd.ShowDialog();             richTextBox1.Font = fd.Font;         }         private void richTextBox1_Click(object sender, EventArgs e)         {             if (richTextBox1.SelectedText == "")             {                 复制CToolStripMenuItem.Enabled = false;                 复制toolStripMenuItem.Enabled = false;                 剪切TToolStripMenuItem.Enabled = false;                 剪切toolStripMenuItem.Enabled = false;                 删除LToolStripMenuItem.Enabled = false;                 删除toolStripMenuItem.Enabled = false;             }             else              {                 复制CToolStripMenuItem.Enabled = true;                 复制toolStripMenuItem.Enabled = true;                 剪切TToolStripMenuItem.Enabled = true;                 剪切toolStripMenuItem.Enabled = true;                 删除LToolStripMenuItem.Enabled = true;                 删除toolStripMenuItem.Enabled = true;             }             IDataObject data;             data = Clipboard.GetDataObject();             if (data.GetDataPresent(DataFormats.Text))             {                 粘贴PToolStripMenuItem.Enabled = true;                 粘贴toolStripMenuItem.Enabled = true;             }             else              {                 粘贴PToolStripMenuItem.Enabled = false;                 粘贴toolStripMenuItem.Enabled = false;             }             if (richTextBox1.Text != "")             {                 查找FToolStripMenuItem.Enabled = true;                 查找下一个NToolStripMenuItem.Enabled = true;             }             else             {                 查找FToolStripMenuItem.Enabled = false;                 查找下一个NToolStripMenuItem.Enabled = false;             }         }         private void richTextBox1_TextChanged(object sender, EventArgs e)         {             SaveBefore = false;             if (richTextBox1.Text != "")             {                 查找FToolStripMenuItem.Enabled = true;                 查找下一个NToolStripMenuItem.Enabled = true;             }             else if (richTextBox1.Text == "")             {                 查找FToolStripMenuItem.Enabled = false;                 查找下一个NToolStripMenuItem.Enabled = false;             }         }         private void 查看帮助HToolStripMenuItem_Click(object sender, EventArgs e)         {             MessageBox.Show("这是一个仿照windows的记事本应用程序");         }         private void 关于记事本AToolStripMenuItem_Click(object sender, EventArgs e)         {             MessageBox.Show("计算器---作者：陈林---联系方式QQ：772622524");                            }     } }