protected virtual WizardNavigationButton CreateForwardButton(IWizard wizard)
{
var button = new WizardNavigationButton
{
Content = _languageService.GetString("Wizard_Next"),
IsVisibleEvaluator = () => !wizard.IsLastPage(),
StyleEvaluator = (x) =>
{
var styleName = !wizard.IsLastPage() ? "WizardNavigationPrimaryButtonStyle" : "WizardNavigationButtonStyle";
var application = System.Windows.Application.Current;
return(application?.TryFindResource(styleName) as Style);
},
Command = new TaskCommand(async() =>
{
await wizard.MoveForwardAsync();
},
() =>
{
if (!wizard.HandleNavigationStates)
{
return(true);
}
return(wizard.CanMoveForward);
})
};
return(button);
}
protected virtual WizardNavigationButton CreateFinishButton(IWizard wizard)
{
var button = new WizardNavigationButton
{
Content = _languageService.GetString("Wizard_Finish"),
IsVisibleEvaluator = () => wizard.IsLastPage(),
Command = new TaskCommand(async() =>
{
await wizard.ResumeAsync();
},
() =>
{
if (!wizard.HandleNavigationStates)
{
return(true);
}
if (!Wizard.CanResume)
{
return(false);
}
// Don't validate
var validationSummary = wizard.GetValidationContextForCurrentPage(false);
if (!validationSummary.HasErrors)
{
return(true);
}
return(false);
})
};
return(button);
}
protected virtual WizardNavigationButton CreateFinishButton(IWizard wizard)
{
var button = new WizardNavigationButton
{
Content = _languageService.GetString("Wizard_Finish"),
IsVisibleEvaluator = () => wizard.IsLastPage(),
StyleEvaluator = (x) =>
{
var styleName = wizard.IsLastPage() ? "WizardNavigationPrimaryButtonStyle" : "WizardNavigationButtonStyle";
var application = System.Windows.Application.Current;
return(application?.TryFindResource(styleName) as Style);
},
Command = new TaskCommand(async() =>
{
await wizard.ResumeAsync();
},
() =>
{
if (!wizard.HandleNavigationStates)
{
return(true);
}
if (!Wizard.CanResume)
{
return(false);
}
// Don't validate
var validationSummary = wizard.GetValidationContextForCurrentPage(false);
if (!validationSummary.HasErrors)
{
return(true);
}
return(false);
})
};
return(button);
}
protected virtual WizardNavigationButton CreateForwardButton(IWizard wizard)
{
var button = new WizardNavigationButton
{
Content = _languageService.GetString("Wizard_Next"),
IsVisibleEvaluator = () => !wizard.IsLastPage(),
Command = new TaskCommand(async() =>
{
await wizard.MoveForwardAsync();
},
() =>
{
if (!wizard.HandleNavigationStates)
{
return(true);
}
return(wizard.CanMoveForward);
})
};
return(button);
}
protected override WizardNavigationButton CreateFinishButton(IWizard wizard)
{
var button = new WizardNavigationButton
{
Content = _languageService.GetString("Wizard_Finish"),
IsVisibleEvaluator = () => true,
StyleEvaluator = (x) =>
{
var styleName = wizard.IsLastPage() ? "WizardNavigationPrimaryButtonStyle" : "WizardNavigationButtonStyle";
var application = System.Windows.Application.Current;
return(application?.TryFindResource(styleName) as Style);
},
Command = new TaskCommand(async() =>
{
if (wizard.IsLastPage())
{
// Just resume
await wizard.ResumeAsync();
return;
}
var wizardPages = wizard.Pages.ToList();
var summaryPage = wizardPages.LastOrDefault(x => x is SummaryWizardPage) as SummaryWizardPage;
if (summaryPage is not null)
{
// Navigate to summary page
var typedWizard = wizard as WizardBase;
if (typedWizard is null)
{
// Manually move next
while (true)
{
if (wizard.IsLastPage())
{
break;
}
if (ReferenceEquals(wizardPages, typedWizard))
{
break;
}
}
return;
}
await typedWizard.MoveToPageAsync(summaryPage);
return;
}
// Last resort: try to resume normally
await wizard.ResumeAsync();
},
() =>
{
if (!wizard.HandleNavigationStates)
{
return(true);
}
//var validationSummary = this.GetValidationSummary(true);
//return !validationSummary.HasErrors && !validationSummary.HasWarnings && Wizard.CanResume;
return(wizard.CanResume);
})
};
return(button);
}