我的C#应用程序包括具有简单文本框和富文本框的网格。通常，富文本框包含从其他地方复制并粘贴的富文本，并且rtf标记中通常包含硬编码字体大小（\fsXX，其中XX为半点）。在大多数情况下，富文本的字体大小与简单文本的字体大小相同或接近。
当DPI缩放设置为除默认96之外的任何值时，富文本会出现以下失真：
a) 当应用程序未设置为DPI感知时，富文本显示比简单文本小且模糊。
b) 当应用程序设置为DPI感知时，富文本比简单文本更大。
是否有一种方法可以允许或强制富文本与简单文本一起缩放，而无需直接编辑标记？
DataGridViewTextBoxColumn column = new DataGridViewTextBoxColumn();
column.HeaderText = "My Text Column";
column.Name = "MyTextColumn";
dataGridView1.Columns.Add(column);
DataGridViewRichTextBoxColumn column = new DataGridViewRichTextBoxColumn();
column.HeaderText = "My Richtext Column";
column.Name = "MyRichtextColumn";
dataGridView1.Columns.Add(column);
public class DataGridViewRichTextBoxColumn : DataGridViewColumn
{
public DataGridViewRichTextBoxColumn() : base(new DataGridViewRichTextBoxCell())
{
}
}
public class DataGridViewRichTextBoxCell : DataGridViewCell
{
public override Type ValueType
{
get { return typeof(string); }
}
public override void InitializeEditingControl(int rowIndex, object initialFormattedValue, DataGridViewCellStyle dataGridViewCellStyle)
{
base.InitializeEditingControl(rowIndex, initialFormattedValue, dataGridViewCellStyle);
var ctl = DataGridView.EditingControl as DataGridViewRichTextBoxEditingControl;
if (Value == null)
ctl.InitialText = string.Empty;
else
ctl.InitialText = Value.ToString();
}
public override Type EditType
{
get { return typeof(DataGridViewRichTextBoxEditingControl); }
}
public override object DefaultNewRowValue
{
get { return string.Empty; }
}
}
public class DataGridViewRichTextBoxEditingControl : RichTextBox, IDataGridViewEditingControl
{
private DataGridView dataGridView;
private bool valueChanged = false;
private int rowIndex;
public DataGridViewRichTextBoxEditingControl()
{
this.BorderStyle = System.Windows.Forms.BorderStyle.None;
}
public object EditingControlFormattedValue
{
get { return this.Rtf; }
set { this.Rtf = value as string; }
}
public object GetEditingControlFormattedValue(DataGridViewDataErrorContexts context)
{
return this.EditingControlFormattedValue;
}
public void ApplyCellStyleToEditingControl(DataGridViewCellStyle dataGridViewCellStyle)
{
this.Font = dataGridViewCellStyle.Font;
this.ForeColor = dataGridViewCellStyle.ForeColor;
this.BackColor = dataGridViewCellStyle.BackColor;
this.BorderStyle = dataGridViewCellStyle.BorderStyle == DataGridViewCellBorderStyle.None ? BorderStyle.None : BorderStyle.Fixed3D;
}
public int EditingControlRowIndex
{
get { return rowIndex; }
set { rowIndex = value; }
}
public bool EditingControlWantsInputKey(Keys key, bool dataGridViewWantsInputKey)
{
switch (key & Keys.KeyCode)
{
case Keys.Left:
case Keys.Up:
case Keys.Down:
case Keys.Right:
case Keys.Home:
case Keys.End:
case Keys.PageDown:
case Keys.PageUp:
return true;
default:
return !dataGridViewWantsInputKey;
}
}
public void PrepareEditingControlForEdit(bool selectAll)
{
}
public bool RepositionEditingControlOnValueChange
{
get { return false; }
}
public DataGridView EditingControlDataGridView
{
get { return dataGridView; }
set { dataGridView = value; }
}
public bool EditingControlValueChanged
{
get { return valueChanged; }
set { valueChanged = value; }
}
public Cursor EditingPanelCursor
{
get { return base.Cursor; }
}
protected override void OnTextChanged(System.EventArgs e)
{
base.OnTextChanged(e);
valueChanged = true;
this.EditingControlDataGridView.NotifyCurrentCellDirty(true);
}
}
<script type="text/javascript">
tinyMCE.init({
mode: "textareas",
theme: "advanced",
plugins: "safari,spellchecker,pagebreak,style,layer,table,save,advhr,advimage,advlink,emotions,iespell,inlinepopups,insertdatetime,preview,media,searchreplace,print,contextmenu,paste,directionality,fullscreen,noneditable,visualchars,nonbreaking,xhtmlxtras,template,imagemanager,filemanager",
theme_advanced_buttons1: "bold,italic,underline,strikethrough,|,justifyleft,justifycenter,justifyright,justifyfull,|,styleselect,formatselect,fontselect,fontsizeselect",
theme_advanced_buttons2: "cut,copy,paste,pastetext,pasteword,|,search,replace,|,bullist,numlist,|,outdent,indent,blockquote,|,undo,redo,|,link,unlink,anchor,image,cleanup,code,|,insertdate,inserttime,preview,|,forecolor,backcolor",
theme_advanced_buttons3: "tablecontrols,|,hr,removeformat,visualaid,|,sub,sup,|,charmap,emotions,iespell,media,advhr,|,print,|,ltr,rtl,|,fullscreen",
theme_advanced_buttons4: "insertlayer,moveforward,movebackward,absolute,|,styleprops,spellchecker,|,cite,abbr,acronym,del,ins,attribs,|,visualchars,nonbreaking,template,blockquote,pagebreak,|,insertfile,insertimage",
theme_advanced_toolbar_location: "top",
theme_advanced_toolbar_align: "left",
theme_advanced_statusbar_location: "bottom",
theme_advanced_resizing: false,
template_external_list_url: "js/template_list.js",
external_link_list_url: "js/link_list.js",
external_image_list_url: "js/image_list.js",
media_external_list_url: "js/media_list.js"
});
</script>
<td class="textboxmain" style="height:300px; "><asp:TextBox id="textbox1" TextMode="MultiLine" Height="100%" runat="server" placeholder="test............"></asp:TextBox></td>
<appSettings>
<add key="EnableWindowsFormsHighDpiAutoResizing" value="true" />
</appSettings>