public DialogResult ShowDialog()
{
DialogResult dialogResult = ImageOpenDialogStarter.Execute(ofdImage);
if (dialogResult == DialogResult.OK)
{
if (ImageValidator.GetInstance().IsValidImage(ofdImage.FileName))
{
PictureAsBytes = ImageLoader.GetByteFromFile(ofdImage.FileName);
if (ImageSizeChecker.MaxSizeExceeded(PictureAsBytes))
{
ShowInfo();
dialogResult = StartImageViewer(dialogResult);
}
}
else
{
MessageBox.ShowInfo(Windows.Core.Localization.ImageMessages.UnkownImageFileFormatMsg,
Windows.Core.Localization.ImageMessages.UnkownImageFileFormat);
dialogResult = DialogResult.Cancel;
}
}
return(dialogResult);
}
private bool PreSaveChecksOk(object businessObject, BindingSource bindingSource)
{
if (!Enabled)
{
if (!TestMode)
{
MessageBox.ShowInfo(SaveManagerMessages.SaveManagerDisabled,
SaveManagerMessages.SaveManagerDisabledCaption);
}
return(false);
}
var stateAuthorization = businessObject as IObjectStateAuthorization;
if (stateAuthorization != null)
{
if (!stateAuthorization.Authorization.AllowEdit())
{
if (!TestMode)
{
MessageBox.ShowInfo(SaveManagerMessages.AllowEditFalse);
}
return(false);
}
}
var trackStatus = businessObject as ITrackStatus;
if (trackStatus != null)
{
ObjectBindingManager.EndEditBinding(bindingSource);
if (!trackStatus.IsDirty)
{
return(false);
}
if (!trackStatus.IsValid)
{
if (!TestMode && ShowDataNotSavedErrorMessage)
{
MessageBox.ShowInfo(_dataNotSavedErrorMessage, SaveManagerMessages.DataNotSavedCaption);
}
return(false);
}
}
if (!BusinessRules.HasPermission(AuthorizationActions.EditObject, businessObject))
{
MessageBox.ShowInfo(SaveManagerMessages.NotAuthorized);
return(false);
}
return(true);
}
private bool Save(Func <bool> preSaveCheck, Action saveAction)
{
bool saved = false;
if (preSaveCheck.Invoke())
{
try
{
using (new StatusBusy(SaveManagerMessages.SavingData, ShowWaitForm))
{
saveAction.Invoke();
saved = true;
}
}
catch (ValidationException)
{
if (ShowDataNotSavedErrorMessage)
{
MessageBox.ShowInfo(_dataNotSavedErrorMessage, SaveManagerMessages.DataNotSavedCaption);
}
}
catch (ConcurrencyException)
{
MessageBox.ShowInfo(SaveManagerMessages.AnotherUserHasChangedData,
SaveManagerMessages.AnotherUserHasChangedDataCaption);
}
catch (InvalidStateException)
{
MessageBox.ShowInfo(SaveManagerMessages.SaveNotAllowedInvalidState);
}
catch (NotAllowedException)
{
MessageBox.ShowInfo(SaveManagerMessages.OperationNowAllowed,
SaveManagerMessages.OperationNowAllowedCaption);
}
catch (SecurityException)
{
MessageBox.ShowInfo(SaveManagerMessages.NotAuthorized);
}
catch (Exception ex)
{
MessageBox.ShowError(SaveManagerMessages.SaveException, ex.Message,
SaveManagerMessages.SaveException);
throw;
}
}
return(saved);
}
public override void Execute()
{
using (new StatusBusy("Hilfe wird geladen ...", false))
{
var helpProvider = Provider.Get();
if (helpProvider != null)
{
helpProvider.ShowHelp(_help);
}
else
{
MessageBox.ShowInfo("Kein Hilfesystem (HelpProvider) konfiguriert.", "Hilfe");
}
}
}
internal DialogResult GetDialogResult(SaveFileDialog saveFileDialog)
{
var dialogResult = DialogResult.No;
try
{
dialogResult = saveFileDialog.ShowDialog();
}
catch (InvalidOperationException)
{
MessageBox.ShowInfo(string.Format(HelperRes.FileNameInvalid, saveFileDialog.FileName),
HelperRes.FileExport);
}
return(dialogResult);
}
private SaveFileDialog OpenSaveFileDialog()
{
var saveFileDialog = InitSaveDialog(ExportType, SaveFileName);
var dialogResult = GetDialogResult(saveFileDialog);
if (dialogResult != DialogResult.OK)
{
return(null);
}
if (!FileHelper.IsAccessible(saveFileDialog.FileName))
{
MessageBox.ShowInfo(string.Format(HelperRes.FileAlreadyOpen, saveFileDialog.FileName),
HelperRes.FileExport);
return(null);
}
return(saveFileDialog);
}
private void ShowInfo()
{
int size = ImageSizeChecker.GetSizeInKilobyte(PictureAsBytes);
MessageBox.ShowInfo(ImageMessages.MessageMaxSizeManualResize(size), "Bildgrösse");
}