/// <summary>
/// We're only supporting three sections here at the moment.
/// The default appSettings, plus our standard ApplicationConfiguration
/// and CommonConfiguration section handlers. These handlers have extended support for
/// the Description attribute in addition to the Key, Value pair attributes
/// in the Xml configuration file.
/// </summary>
public void SaveConfiguration(string configurationFile, CustomClass customClass)
{
try
{
//Reload the configuration file
XmlDocument xmlDoc = new XmlDocument();
xmlDoc.Load(configurationFile);
//Save a backup version
xmlDoc.Save(configurationFile + "_bak");
//Populate our property collection.
PropertyDescriptorCollection props = customClass.GetProperties();
//Repolulate the three supported sections
RepopulateXmlSection("ApplicationConfiguration", xmlDoc, props);
RepopulateXmlSection("CommonConfiguration", xmlDoc, props);
RepopulateXmlSection("appSettings", xmlDoc, props);
xmlDoc.Save(configurationFile);
}
catch (Exception ex)
{
throw ex;
}
}
/// <summary>
/// This method will look at the Maximum value of either a property name or it's
/// value (which ever is greater) and adjust the width of the form accordingly.
/// The Property Grid is set to Anchor Left, Top and Right so it will expand along
/// with the form.
/// </summary>
/// <param name="customClass"></param>
private void LayoutForm(CustomClass customClass)
{
//MaxLength is the number of characters. At our current
//font size we need to allow for an acceptable multiplier in pixels.
if (customClass.MaxLength > 95)
{
this.Width = 665;
}
else
{
this.Width = customClass.MaxLength * 7;
}
}
/// <summary>
/// We're only supporting three sections here at the moment.
/// The default appSettings, plus our standard ApplicationConfiguration
/// and CommonConfiguration section handlers. These handlers have extended support for
/// the Description attribute in addition to the Key, Value pair attributes
/// in the Xml configuration file.
/// </summary>
public void SaveConfiguration(string configurationFile, CustomClass customClass)
{
try
{
//Reload the configuration file
XmlDocument xmlDoc = new XmlDocument();
xmlDoc.Load(configurationFile);
//Save a backup version
xmlDoc.Save(configurationFile + "_bak");
//Populate our property collection.
PropertyDescriptorCollection props = customClass.GetProperties();
//Repolulate the three supported sections
RepopulateXmlSection("ApplicationConfiguration", xmlDoc, props);
RepopulateXmlSection("CommonConfiguration", xmlDoc, props);
RepopulateXmlSection("appSettings", xmlDoc, props);
xmlDoc.Save(configurationFile);
}
catch(Exception ex)
{
throw ex;
}
}
/// <summary>
/// Load the Xml Configuration document and populate our CustomClass with a dynamic property
/// for each of the supported configuration sections. We're only supporting three sections here.
/// The default appSettings, plus our standard ApplicationConfiguration
/// and CommonConfiguration section handlers. These handlers are derived from IConfigurationSectionHandler.
/// They have extended support for the Description attribute in addition to the Key, Value
/// pair attributes in the Xml configuration file.
/// This could easily be extended to include support for any section under the configuration
/// section that has the <add key="value" value="value"/> structure (assuming you haven't written a
/// completely new Xml structure for your custom configuration section).
/// </summary>
public CustomClass LoadConfiguration(string configurationFile)
{
CustomClass customClass = new CustomClass();
try
{
XmlDocument xmlDoc = new XmlDocument();
xmlDoc.Load(configurationFile);
XmlNode configuration = xmlDoc.SelectSingleNode("configuration");
//Build the node list
XmlNodeList sectionList = configuration.ChildNodes;
for(int y = 0; y < sectionList.Count; y++)
{
//XmlNodeList settingsList = xmlDoc.SelectNodes("configuration/" + sectionList[y].Name + "/add");
XmlNodeList settingsList = xmlDoc.SelectNodes("configuration/userSettings/Software_Inspector.Properties.Settings");
if (settingsList.Count != 0 && settingsList != null)
{
//Add a property to customClass for each node found.
for(int i = 0; i < settingsList.Count; i++)
{
XmlAttribute atrribKey = settingsList[i].Attributes["key"];
XmlAttribute attribValue = settingsList[i].Attributes["value"];
XmlAttribute attribDescription = settingsList[i].Attributes["description"];
if(atrribKey != null && attribValue != null)
{
//If there's no description for the key - assign the name to the description.
//The description attribute is displayed below the name in the property grid.
if (attribDescription == null)
{
attribDescription = atrribKey;
}
//We'll at least test to see if it's a boolean property and set the type here
//to force the property grid to display a dropdown list of True or False.
Type propType;
if (attribValue.Value.ToLower() == "true" || attribValue.Value.ToLower() == "false")
{
propType = typeof(System.Boolean);
}
else
{
propType = typeof(System.String);
}
//Now add the property
customClass.AddProperty(atrribKey.Value.ToString(), attribValue.Value.ToString(),
attribDescription.Value.ToString(), sectionList[y].Name, propType, false, false);
}
}
}
}
xmlDoc = null;
}
catch(Exception ex)
{
throw ex;
}
return customClass;
}
