private void _Execute()
{
DialogResult result = DialogResult.None;
string whatText;
string withText;
bool matchCase;
using (var dialog = new SearchAndReplaceDialog())
{
result = dialog.ShowDialog();
whatText = dialog.WhatText;
withText = dialog.WithText;
matchCase = dialog.MatchCase;
}
if (result == DialogResult.OK)
{
using (var manager = new ApplicationManager())
{
var page = manager.CurrentPage();
var ns = page.GetNamespaceOfPrefix("one");
var ranges = page.Elements(ns + "Outline")?.Descendants(ns + "T")
.Where(e => !e.DescendantNodes().OfType <XCData>().Any(d => d.Value.Equals(string.Empty)));
if (ranges != null)
{
var count = 0;
foreach (var range in ranges)
{
count += Replace(range, whatText, withText, matchCase);
}
manager.UpdatePageContent(page);
var msg = count == 1 ? "occurance was" : "occurances were";
MessageBox.Show($"{count} {msg} replaced", "Replaced",
MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
}
}
private void SearchAndReplace()
{
DialogResult result = DialogResult.None;
string whatText;
string withText;
bool matchCase;
using (var dialog = new SearchAndReplaceDialog())
{
result = dialog.ShowDialog(owner);
whatText = dialog.WhatText;
withText = dialog.WithText;
matchCase = dialog.MatchCase;
}
if (result == DialogResult.OK)
{
using (var manager = new ApplicationManager())
{
var page = manager.CurrentPage();
var ns = page.GetNamespaceOfPrefix("one");
var elements = page.Elements(ns + "Outline").Descendants(ns + "T")
.Select(e => e.Parent)
.Distinct()
.Cast <XElement>();
if (elements.Any())
{
// if there is a selection range...
var countRange = elements.Elements(ns + "T").Count(e =>
e.Attribute("selected")?.Value == "all" &&
e.FirstNode is XCData && (e.FirstNode as XCData).Value.Length > 0);
if (countRange > 0)
{
// ...then further filter out only the selected range
elements = elements.Elements(ns + "T")
.Where(t => t.Attribute("selected")?.Value == "all")
.Select(t => t.Parent);
}
}
if (elements.Any())
{
int count = 0;
var editor = new SearchAndReplaceEditor(ns, whatText, withText, matchCase);
// use ToList to avoid null ref exception while updating IEnumerated collection
var list = elements.ToList();
for (var i = 0; i < list.Count(); i++)
{
count += editor.SearchAndReplace(list[i]);
}
manager.UpdatePageContent(page);
//var msg = count == 1 ? "occurance was" : "occurances were";
//MessageBox.Show($"{count} {msg} replaced", "Replaced",
// MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
}
}