/// <summary>
/// Called when the user clicks the Apply button.
/// </summary>
/// <param name="sender">
/// The event sender.
/// </param>
/// <param name="e">
/// The event arguments.
/// </param>
private void ApplyClick(object sender, EventArgs e)
{
Param.Ignore(sender, e);
bool changed;
PropertyControlSaveResult result = this.properties.Apply(out changed);
if (changed)
{
this.settingsChanged = true;
}
// The dialog is closed when an error occurs while saving the settings.
// This can result in an undesirable user experience, since the settings
// changes may be lost when a save error occurs, however, this is the best
// solution for now until the property pages can recover from a save error
// and save themselves properly a second or third time.
if (result == PropertyControlSaveResult.SaveError)
{
this.Close();
}
}
/// <summary>
/// Called when the user clicks the OK button.
/// </summary>
/// <param name="sender">
/// The event sender.
/// </param>
/// <param name="e">
/// The event arguments.
/// </param>
private void OkClick(object sender, EventArgs e)
{
Param.Ignore(sender, e);
bool changed;
PropertyControlSaveResult result = this.properties.Apply(out changed);
if (changed)
{
this.settingsChanged = true;
}
// The dialog is closed whenever the settings were successfully saved,
// or when an error occurred while saving the settings. This can result
// in an undesirable user experience, since the settings changes may
// be lost when a save error occurs, however, this is the best solution
// for now until the property pages can recover from a save error and
// save themselves properly a second or third time.
if (result == PropertyControlSaveResult.Success)
{
this.Close();
}
}
/// <summary>
/// Applies the data on the property pages.
/// </summary>
/// <param name="dirtyPages">Returns true if any pages were dirty.</param>
/// <returns>Returns false if any page returned false from it's apply call, in which case
/// the apply failed.</returns>
internal PropertyControlSaveResult Apply(out bool dirtyPages)
{
dirtyPages = false;
// Call the apply method for each of the pages.
PropertyControlSaveResult result = PropertyControlSaveResult.Success;
bool cancel = false;
bool[] pageDirtyState = new bool[this.pageInterfaces.Count];
// Pre-apply the pages.
for (int i = 0; i < this.pageInterfaces.Count; ++i)
{
if (this.pageInterfaces[i] != null)
{
pageDirtyState[i] = this.pageInterfaces[i].Dirty;
if (!this.pageInterfaces[i].PreApply())
{
cancel = true;
break;
}
}
}
if (!cancel)
{
// Apply the pages.
int breakIndex = -1;
for (int i = 0; i < this.pageInterfaces.Count; ++i)
{
if (this.pageInterfaces[i] != null && this.pageInterfaces[i].Dirty)
{
dirtyPages = true;
if (!this.pageInterfaces[i].Apply())
{
result = PropertyControlSaveResult.PageAbort;
breakIndex = i;
break;
}
}
}
// Post-apply the pages.
int lastIndex = breakIndex == -1 ? this.pageInterfaces.Count - 1 : breakIndex;
for (int i = 0; i <= lastIndex; ++i)
{
if (this.pageInterfaces[i] != null)
{
this.pageInterfaces[i].PostApply(pageDirtyState[i]);
}
}
if (breakIndex == -1)
{
// Save the settings files.
Exception exception = null;
if (!this.core.Environment.SaveSettings(this.localSettings, out exception))
{
AlertDialog.Show(
this.core,
this,
string.Format(CultureInfo.CurrentUICulture, Strings.CouldNotSaveSettingsFile, exception.Message),
Strings.Title,
MessageBoxButtons.OK,
MessageBoxIcon.Error);
result = PropertyControlSaveResult.SaveError;
// Reset the dirty flag on each page.
for (int i = 0; i < this.pageInterfaces.Count; ++i)
{
if (this.pageInterfaces[i] != null)
{
this.pageInterfaces[i].Dirty = pageDirtyState[i];
}
}
}
else
{
this.dirty = false;
this.host.Dirty(false);
}
}
}
return(result);
}