public void RemoveEmptyLines()
{
// Set start an undo command if we can
TextBoxBase textBox = _doc.Parent as TextBoxBase;
if (textBox != null)
{
textBox.BeginChange();
}
var blocksToRemove = new List <Block>();
foreach (var block in _doc.Blocks)
{
var para = block as Paragraph;
if (para != null && para.Inlines.Count == 1)
{
var run = para.Inlines.FirstInline as Run;
if (run != null && run.Text == "")
{
blocksToRemove.Add(block);
}
}
}
foreach (var block in blocksToRemove)
{
_doc.Blocks.Remove(block);
}
// End the undo command
if (textBox != null)
{
textBox.EndChange();
}
}
public void UniteLines()
{
// Set start an undo command if we can
TextBoxBase textBox = _doc.Parent as TextBoxBase;
if (textBox != null)
{
textBox.BeginChange();
}
var blocksToRemove = new List <Block>();
Paragraph lastPara = null;
var block = _doc.Blocks.FirstBlock;
while (block != null)
{
var para = block as Paragraph;
if (para != null)
{
if (para.Inlines.Count == 1)
{
var run = para.Inlines.FirstInline as Run;
if (run != null && run.Text.Trim() == "")
{
lastPara = para;
block = block.NextBlock;
continue;
}
}
if (para.Inlines.Count >= 1)
{
if (lastPara == null)
{
lastPara = para;
}
else
{
para.ContentStart.GetInsertionPosition(LogicalDirection.Forward).InsertTextInRun(" ");
var inlines = para.Inlines.Take(para.Inlines.Count);
lastPara.Inlines.AddRange(inlines);
blocksToRemove.Add(para);
}
}
}
block = block.NextBlock;
}
foreach (var item in blocksToRemove)
{
_doc.Blocks.Remove(item);
}
// End the undo command
if (textBox != null)
{
textBox.EndChange();
}
}