public void button1_Click(object sender, EventArgs e)
{
//count++;
String str = searchText.Text;
string file = activeForm.getRichTextBox().Text;
if (str.Length == 0)
{
MessageBox.Show("查找项为空，请重新输入");
}
if (this.checkBox1.Checked)
{
str = str.ToLower();
file = file.ToLower();
}
res = file.IndexOf(str, res);
if (res == -1)
{
MessageBox.Show("查找结束");
this.Close();
}
else
{
activeForm.getRichTextBox().Select(res, str.Length);
activeForm.getRichTextBox().Focus();
res++;
}
}
private void selectAllToolStripMenuItem_Click(object sender, EventArgs e)
{
TextForm tf = (TextForm)this.ActiveMdiChild;
tf.getRichTextBox().SelectAll();
tf.getRichTextBox().Focus();
}
private void 插入日期时间ToolStripMenuItem_Click(object sender, EventArgs e)
{
String dt = System.DateTime.Now.ToString();
TextForm tf = (TextForm)this.ActiveMdiChild;
tf.getRichTextBox().Text += dt;
}
private void SaveAs(object sender, EventArgs e)
{
SaveFileDialog saveFileDialog = new SaveFileDialog();
saveFileDialog.InitialDirectory = Environment.GetFolderPath(Environment.SpecialFolder.Personal);
saveFileDialog.Filter = "文本文件(*.txt)|*.txt|Rtf文档(*.rtf)|*.rtf";
if (saveFileDialog.ShowDialog(this) == DialogResult.OK)
{
string FileName = saveFileDialog.FileName;
FileStream fs = new FileStream(FileName, FileMode.Create);
StreamWriter sw = new StreamWriter(fs);
TextForm form = (TextForm)this.ActiveMdiChild;
try
{
foreach (string line in form.getRichTextBox().Lines)
{
sw.WriteLine(line);
}
form.Text = FileName;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message.ToString());
}
finally
{
sw.Close();
fs.Close();
}
}
}
private void saveFile(TextForm form, object sender, EventArgs e)
{
string fileName = form.Text;
if (File.Exists(fileName))
{
FileStream fs = new FileStream(fileName, FileMode.Open);
StreamWriter sw = new StreamWriter(fs);
try
{
foreach (string line in form.getRichTextBox().Lines)
{
sw.WriteLine(line);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message.ToString());
}
finally
{
sw.Close();
fs.Close();
}
}
else
{
SaveAs(form, sender, e);
}
}
private void setColor(object sender, EventArgs e)
{
ColorDialog colorDialog = new ColorDialog();
if (colorDialog.ShowDialog() == DialogResult.OK)
{
Color color = colorDialog.Color;
TextForm tf = (TextForm)this.ActiveMdiChild;
tf.getRichTextBox().ForeColor = color;
}
}
private void setFont(object sender, EventArgs e)
{
FontDialog fontDialog = new FontDialog();
if (fontDialog.ShowDialog() == DialogResult.OK)
{
Font font = fontDialog.Font;
TextForm tf = (TextForm)this.ActiveMdiChild;
tf.getRichTextBox().Font = font;
printFont = font;
}
}
private void printPreview(object sender, EventArgs e)
{
PrintPreviewDialog ppd = new PrintPreviewDialog();
TextForm tf = (TextForm)this.ActiveMdiChild;
String s = tf.getRichTextBox().Text.ToString();
lineReader = new StringReader(s);
PrintDocument document = new PrintDocument();
document.PrintPage += new PrintPageEventHandler(PrintDocument_PrintPage);
ppd.Document = document;
ppd.ShowDialog();
}
private void OpenFile(object sender, EventArgs e)
{
OpenFileDialog openFileDialog = new OpenFileDialog();
openFileDialog.InitialDirectory = Environment.GetFolderPath(Environment.SpecialFolder.Personal);
openFileDialog.Filter = "文本文件(*.txt)|*.txt|Rtf文档(*.rtf)|*.rtf";
if (openFileDialog.ShowDialog(this) == DialogResult.OK)
{
string str;
string FileName = openFileDialog.FileName;
StreamReader sr = new StreamReader(FileName, Encoding.Default);
TextForm tf = new TextForm();
tf.MdiParent = this;
tf.Text = FileName;
tf.Show();
while ((str = sr.ReadLine()) != null)
{
tf.getRichTextBox().Text += str + '\n';
}
}
}
