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if (richTextBox1.SelectionFont != null)
{
System.Drawing.Font currentFont = richTextBox1.SelectionFont;
System.Drawing.FontStyle newFontStyle;
if (richTextBox1.SelectionFont.Bold == true)
{
newFontStyle = FontStyle.Regular;
}
else
{
newFontStyle = FontStyle.Bold;
}
richTextBox1.SelectionFont = new Font(
comboBox1.Text,
currentFont.Size,
newFontStyle
);
}
对
c#窗体
追答帮不上了,不是office