/// <summary>
/// Saves tree of nodes (this and descendants) to an XML file.
/// </summary>
/// <param name="file">XML file. Must be full path. Can contain environment variables etc, see <see cref="APath.ExpandEnvVar"/>.</param>
/// <param name="nodeWriter">Callback function that writes node's XML start element (see <see cref="XmlWriter.WriteStartElement(string)"/>) and attributes (see <see cref="XmlWriter.WriteAttributeString(string, string)"/>). Must not write children and end element. Also should not write value, unless your reader knows how to read it.</param>
/// <param name="sett">XML formatting settings. Optional.</param>
/// <param name="children">If not null, writes these nodes as if they were children of this node.</param>
/// <exception cref="ArgumentException">Not full path.</exception>
/// <exception cref="Exception">Exceptions of <see cref="XmlWriter.Create(string)"/> and other <b>XmlWriter</b> methods.</exception>
/// <remarks>
/// Uses <see cref="AFile.Save"/>. It ensures that existing file data is not damaged on exception etc.
/// </remarks>
/// <example><see cref="ATreeBase{T}"/></example>
protected void XmlSave(string file, XmlNodeWriter nodeWriter, XmlWriterSettings sett = null, IEnumerable <T> children = null)
{
file = APath.NormalizeForNET_(file);
sett ??= new XmlWriterSettings()
{
OmitXmlDeclaration = true, Indent = true, IndentChars = " "
};
AFile.Save(file, temp => {
using var x = XmlWriter.Create(temp, sett);
XmlSave(x, nodeWriter, children);
});
}
void _SaveLayout()
{
try {
if (ZResetLayoutAfterRestart)
{
AFile.Delete(_xmlFile);
return;
}
AFile.CreateDirectoryFor(_xmlFile);
var sett = new XmlWriterSettings()
{
OmitXmlDeclaration = true,
Indent = true,
IndentChars = "\t"
};
AFile.Save(_xmlFile, temp => {
using (var x = XmlWriter.Create(temp, sett)) {
x.WriteStartDocument();
x.WriteStartElement("panels");
x.WriteAttributeString("version", _asmVersion);
_firstSplit.Save(x);
x.WriteEndDocument();
}
});
}
catch (Exception ex) {
#if DEBUG
AOutput.QM2.Write(ex); //cannot Write or show dialog in ctor
#else
_ = ex;
#endif
//AOutput.Write(ex);
//these don't work, maybe because now is closing app. Never mind, unlikely to fail, and not very important.
//ADialog.ShowError("Failed to save panel/toolbar layout", _xmlFile, DFlags.Wider, expandedText: e.ToString());
//MessageBox.Show("aaaa");
}
}