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Howard Wolosky 2019-01-28 16:24:37 -08:00
commit c13b8a099e
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src/CalcViewModel/HistoryViewModel.h Normal file
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// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License.
#pragma once
#include "Common\Automation\NarratorAnnouncement.h"
#include "Common\CalculatorDisplay.h"
#include "HistoryItemViewModel.h"
namespace CalculatorApp
{
namespace CM = CalculationManager;
namespace ViewModel
{
public delegate void HideHistoryClickedHandler();
public delegate void HistoryItemClickedHandler(CalculatorApp::ViewModel::HistoryItemViewModel^ e);
[Windows::UI::Xaml::Data::Bindable]
public ref class HistoryViewModel sealed : public Windows::UI::Xaml::Data::INotifyPropertyChanged
{
public:
OBSERVABLE_OBJECT();
OBSERVABLE_PROPERTY_RW(int, ItemSize);
OBSERVABLE_PROPERTY_RW(Windows::UI::Xaml::Interop::IBindableObservableVector^, Items);
OBSERVABLE_PROPERTY_RW(bool, AreHistoryShortcutsEnabled);
OBSERVABLE_PROPERTY_RW(CalculatorApp::Common::Automation::NarratorAnnouncement^, HistoryAnnouncement);
void OnHistoryItemAdded(_In_ unsigned int addedItemIndex);
COMMAND_FOR_METHOD(HideCommand, HistoryViewModel::OnHideCommand);
void OnHideCommand(_In_ Platform::Object^ e);
COMMAND_FOR_METHOD(ClearCommand, HistoryViewModel::OnClearCommand);
void OnClearCommand(_In_ Platform::Object^ e);
// events that are created
event HideHistoryClickedHandler^ HideHistoryClicked;
event HistoryItemClickedHandler^ HistoryItemClicked;
void ShowItem(_In_ CalculatorApp::ViewModel::HistoryItemViewModel^ e);
void ClearHistory();
void RestoreCompleteHistory();
internal:
HistoryViewModel(_In_ CalculationManager::CalculatorManager* calculatorManager);
void SetCalculatorDisplay(CalculatorDisplay &calculatorDisplay);
void ReloadHistory(_In_ CalculatorApp::Common::ViewMode currentMode);
void DeleteItem(_In_ CalculatorApp::ViewModel::HistoryItemViewModel^ e);
// store history in app data functions
Platform::String^ SerializeHistoryItem(_In_ std::shared_ptr<CalculationManager::HISTORYITEM> const &item);
void SaveHistory();
private:
CalculationManager::CalculatorManager* const m_calculatorManager;
CalculatorDisplay m_calculatorDisplay;
CalculationManager::CALCULATOR_MODE m_currentMode;
Platform::String^ m_localizedHistoryCleared;
void RestoreHistory(_In_ CalculationManager::CALCULATOR_MODE cMode);
CalculationManager::HISTORYITEM DeserializeHistoryItem(_In_ Platform::String^ historyItemKey, _In_ Windows::Storage::ApplicationDataContainer^ historyContainer);
Windows::Storage::ApplicationDataContainer^ GetHistoryContainer(_In_ CalculationManager::CALCULATOR_MODE cMode);
Platform::String^ GetHistoryContainerKey(_In_ CalculationManager::CALCULATOR_MODE cMode);
void ClearHistoryContainer(_In_ CalculationManager::CALCULATOR_MODE cMode);
void UpdateHistoryVectorLength(_In_ int newValue, _In_ CalculationManager::CALCULATOR_MODE cMode);
bool IsValid(_In_ CalculationManager::HISTORYITEM item);
void MakeHistoryClearedNarratorAnnouncement(Platform::String^ resourceKey, Platform::String^& formatVariable);
friend class CalculatorDisplay;
void UpdateItemSize();
};
}
}