38 lines
1.2 KiB
C++
38 lines
1.2 KiB
C++
// Copyright (c) Microsoft Corporation. All rights reserved.
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// Licensed under the MIT License.
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#include "pch.h"
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#include "ExpressionItemTemplateSelector.h"
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#include "CalcViewModel/Common/DisplayExpressionToken.h"
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using namespace CalculatorApp::Common;
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namespace CalculatorApp
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{
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namespace Converters
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{
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Windows::UI::Xaml::DataTemplate^ ExpressionItemTemplateSelector::SelectTemplateCore(Platform::Object^ item, Windows::UI::Xaml::DependencyObject^ container)
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{
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DisplayExpressionToken^ token = dynamic_cast<DisplayExpressionToken^>(item);
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if (token != nullptr)
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{
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Common::TokenType type = token->Type;
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switch (type)
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{
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case TokenType::Operator:
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return m_operatorTemplate;
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case TokenType::Operand:
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return m_operandTemplate;
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case TokenType::Separator:
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return m_separatorTemplate;
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default:
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throw ref new Platform::Exception(E_FAIL, L"Invalid token type");
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}
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}
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return m_separatorTemplate;
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}
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}
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}
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