710 lines
74 KiB
C++
710 lines
74 KiB
C++
// Copyright (c) Microsoft Corporation. All rights reserved.
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// Licensed under the MIT License.
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#pragma once
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#include "CalcManager/ExpressionCommandInterface.h"
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#include "DelegateCommand.h"
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// Utility macros to make Models easier to write
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// generates a member variable called m_<n>
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#define PROPERTY_R(t, n) \
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property t n \
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{ \
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t get() \
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{ \
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return m_##n; \
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} \
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\
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private: \
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void set(t value) \
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{ \
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m_##n = value; \
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} \
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} \
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\
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private: \
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t m_##n; \
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\
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public:
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#define PROPERTY_RW(t, n) \
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property t n \
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{ \
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t get() \
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{ \
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return m_##n; \
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} \
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void set(t value) \
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{ \
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m_##n = value; \
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} \
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} \
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\
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private: \
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t m_##n; \
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\
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public:
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#define OBSERVABLE_PROPERTY_R(t, n) \
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property t n \
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{ \
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t get() \
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{ \
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return m_##n; \
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} \
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\
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private: \
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void set(t value) \
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{ \
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if (m_##n != value) \
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{ \
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m_##n = value; \
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RaisePropertyChanged(L#n); \
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} \
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} \
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} \
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\
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private: \
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t m_##n; \
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\
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public:
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#define OBSERVABLE_PROPERTY_RW(t, n) \
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property t n \
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{ \
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t get() \
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{ \
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return m_##n; \
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} \
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void set(t value) \
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{ \
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if (m_##n != value) \
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{ \
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m_##n = value; \
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RaisePropertyChanged(L#n); \
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} \
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} \
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} \
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\
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private: \
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t m_##n; \
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\
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public:
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#define OBSERVABLE_NAMED_PROPERTY_R(t, n) \
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OBSERVABLE_PROPERTY_R(t, n) \
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internal: \
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static property Platform::String ^ n##PropertyName \
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{ \
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Platform::String ^ get() { return Platform::StringReference(L#n); } \
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} \
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\
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public:
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#define OBSERVABLE_NAMED_PROPERTY_RW(t, n) \
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OBSERVABLE_PROPERTY_RW(t, n) \
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internal: \
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static property Platform::String ^ n##PropertyName \
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{ \
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Platform::String ^ get() { return Platform::StringReference(L#n); } \
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} \
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\
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public:
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#define OBSERVABLE_PROPERTY_FIELD(n) m_##n
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// This variant of the observable object is for objects that don't want to react to property changes
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#ifndef UNIT_TESTS
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#define OBSERVABLE_OBJECT() \
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virtual event Windows::UI::Xaml::Data::PropertyChangedEventHandler ^ PropertyChanged; \
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internal: \
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void RaisePropertyChanged(Platform::String ^ p) \
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{ \
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PropertyChanged(this, ref new Windows::UI::Xaml::Data::PropertyChangedEventArgs(p)); \
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} \
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\
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public:
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#else
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#define OBSERVABLE_OBJECT() \
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virtual event Windows::UI::Xaml::Data::PropertyChangedEventHandler ^ PropertyChanged; \
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internal: \
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void RaisePropertyChanged(Platform::String ^ p) \
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{ \
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} \
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\
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public:
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#endif
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// The callback specified in the macro is a method in the class that will be called every time the object changes
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// the callback is supposed to be have a single parameter of type Platform::String^
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#ifndef UNIT_TESTS
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#define OBSERVABLE_OBJECT_CALLBACK(c) \
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virtual event Windows::UI::Xaml::Data::PropertyChangedEventHandler ^ PropertyChanged; \
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internal: \
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void RaisePropertyChanged(Platform::String ^ p) \
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{ \
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PropertyChanged(this, ref new Windows::UI::Xaml::Data::PropertyChangedEventArgs(p)); \
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c(p); \
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} \
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\
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public:
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#else
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#define OBSERVABLE_OBJECT_CALLBACK(c) \
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virtual event Windows::UI::Xaml::Data::PropertyChangedEventHandler ^ PropertyChanged; \
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internal: \
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void RaisePropertyChanged(Platform::String ^ p) \
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{ \
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c(p); \
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} \
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\
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public:
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#endif
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// The variable member generated by this macro should not be used in the class code, use the
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// property getter instead.
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#define COMMAND_FOR_METHOD(p, m) \
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property Windows::UI::Xaml::Input::ICommand^ p {\
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Windows::UI::Xaml::Input::ICommand^ get() {\
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if (!donotuse_##p) {\
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donotuse_##p = CalculatorApp::Common::MakeDelegate(this, &m);\
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} return donotuse_##p; }} private: Windows::UI::Xaml::Input::ICommand^ donotuse_##p; \
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\
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public:
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#define DEPENDENCY_PROPERTY_DECLARATION(t, n) \
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property t n \
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{ \
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t get() \
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{ \
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return safe_cast<t>(GetValue(s_##n##Property)); \
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} \
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void set(t value) \
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{ \
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SetValue(s_##n##Property, value); \
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} \
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} \
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\
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private: \
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static Windows::UI::Xaml::DependencyProperty ^ s_##n##Property; \
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\
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private:
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// Utilities for DependencyProperties
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namespace Utils
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{
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namespace Details
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{
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template <typename T>
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struct IsRefClass
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{
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static const bool value = __is_ref_class(T);
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};
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template <typename T>
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struct RemoveHat
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{
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typedef T type;
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};
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template <typename T>
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struct RemoveHat<T ^>
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{
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typedef T type;
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};
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template <typename T>
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typename std::enable_if<IsRefClass<T>::value, T ^>::type MakeDefault()
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{
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return nullptr;
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}
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template <typename T>
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typename std::enable_if<!IsRefClass<T>::value, T>::type MakeDefault()
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{
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return T();
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}
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// There's a bug in Xaml in which custom enums are not recognized by the property system/binding
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// therefore this template will determine that for enums the type to use to register the
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// DependencyProperty is to be Object, for everything else it will use the type
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// NOTE: If we are to find more types in which this is broken this template
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// will be specialized for those types to return Object
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template <typename T>
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struct TypeToUseForDependencyProperty
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{
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typedef typename std::conditional<std::is_enum<T>::value, Platform::Object, T>::type type;
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};
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}
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const wchar_t LRE = 0x202a; // Left-to-Right Embedding
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const wchar_t PDF = 0x202c; // Pop Directional Formatting
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const wchar_t LRO = 0x202d; // Left-to-Right Override
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// Regular DependencyProperty
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template <typename TOwner, typename TType>
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Windows::UI::Xaml::DependencyProperty^ RegisterDependencyProperty(
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_In_ const wchar_t* const name,
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_In_ Windows::UI::Xaml::PropertyMetadata^ metadata)
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{
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typedef typename Details::RemoveHat<TOwner>::type OwnerType;
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typedef typename Details::RemoveHat<TType>::type ThisPropertyType;
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typedef typename Details::TypeToUseForDependencyProperty<ThisPropertyType>::type ThisDependencyPropertyType;
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static_assert(Details::IsRefClass<OwnerType>::value, "The owner of a DependencyProperty must be a ref class");
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return Windows::UI::Xaml::DependencyProperty::Register(
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Platform::StringReference(name),
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ThisDependencyPropertyType::typeid, // Work around bugs in Xaml by using the filtered type
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OwnerType::typeid,
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metadata);
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}
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template <typename TOwner, typename TType>
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Windows::UI::Xaml::DependencyProperty^ RegisterDependencyProperty(_In_ const wchar_t* const name)
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{
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typedef typename Details::RemoveHat<TType>::type ThisPropertyType;
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return RegisterDependencyProperty<TOwner, TType>(
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name,
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ref new Windows::UI::Xaml::PropertyMetadata(Details::MakeDefault<ThisPropertyType>()));
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}
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template <typename TOwner, typename TType>
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Windows::UI::Xaml::DependencyProperty^ RegisterDependencyProperty(_In_ const wchar_t* const name, TType defaultValue)
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{
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return RegisterDependencyProperty<TOwner, TType>(
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name,
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ref new Windows::UI::Xaml::PropertyMetadata(defaultValue));
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}
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template <typename TOwner, typename TType, typename TCallback>
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Windows::UI::Xaml::DependencyProperty^ RegisterDependencyPropertyWithCallback(
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_In_ wchar_t const * const name,
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TCallback callback)
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{
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typedef typename Details::RemoveHat<TType>::type ThisPropertyType;
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return RegisterDependencyProperty<TOwner, TType>(
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name,
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ref new Windows::UI::Xaml::PropertyMetadata(
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Details::MakeDefault<ThisPropertyType>(),
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ref new Windows::UI::Xaml::PropertyChangedCallback(callback)));
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}
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template <typename TOwner, typename TType, typename TCallback>
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Windows::UI::Xaml::DependencyProperty^ RegisterDependencyPropertyWithCallback(
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_In_ wchar_t const * const name,
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TType defaultValue,
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TCallback callback)
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{
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typedef typename Details::RemoveHat<TType>::type ThisPropertyType;
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return RegisterDependencyProperty<TOwner, TType>(
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name,
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ref new Windows::UI::Xaml::PropertyMetadata(
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defaultValue,
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ref new Windows::UI::Xaml::PropertyChangedCallback(callback)));
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}
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// Attached DependencyProperty
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template <typename TOwner, typename TType>
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Windows::UI::Xaml::DependencyProperty^ RegisterDependencyPropertyAttached(
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_In_ const wchar_t* const name,
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_In_ Windows::UI::Xaml::PropertyMetadata^ metadata)
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{
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typedef typename Details::RemoveHat<TOwner>::type OwnerType;
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typedef typename Details::RemoveHat<TType>::type ThisPropertyType;
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typedef typename Details::TypeToUseForDependencyProperty<ThisPropertyType>::type ThisDependencyPropertyType;
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static_assert(Details::IsRefClass<OwnerType>::value, "The owner of a DependencyProperty must be a ref class");
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return Windows::UI::Xaml::DependencyProperty::RegisterAttached(
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Platform::StringReference(name),
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ThisDependencyPropertyType::typeid, // Work around bugs in Xaml by using the filtered type
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OwnerType::typeid,
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metadata);
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}
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template <typename TOwner, typename TType>
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Windows::UI::Xaml::DependencyProperty^ RegisterDependencyPropertyAttached(_In_ const wchar_t* const name)
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{
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typedef typename Details::RemoveHat<TType>::type ThisPropertyType;
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return RegisterDependencyPropertyAttached<TOwner, TType>(
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name,
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ref new Windows::UI::Xaml::PropertyMetadata(Details::MakeDefault<ThisPropertyType>()));
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}
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template <typename TOwner, typename TType>
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Windows::UI::Xaml::DependencyProperty^ RegisterDependencyPropertyAttached(_In_ const wchar_t* const name, TType defaultValue)
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{
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return RegisterDependencyPropertyAttached<TOwner, TType>(
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name,
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ref new Windows::UI::Xaml::PropertyMetadata(defaultValue));
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}
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template <typename TOwner, typename TType, typename TCallback>
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Windows::UI::Xaml::DependencyProperty^ RegisterDependencyPropertyAttachedWithCallback(
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_In_ wchar_t const * const name,
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TCallback callback)
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{
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typedef typename Details::RemoveHat<TType>::type ThisPropertyType;
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return RegisterDependencyPropertyAttached<TOwner, TType>(
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name,
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ref new Windows::UI::Xaml::PropertyMetadata(
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Details::MakeDefault<ThisPropertyType>(),
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ref new Windows::UI::Xaml::PropertyChangedCallback(callback)));
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}
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template <typename TOwner, typename TType, typename TCallback>
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Windows::UI::Xaml::DependencyProperty^ RegisterDependencyPropertyAttachedWithCallback(
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_In_ wchar_t const * const name,
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TType defaultValue,
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TCallback callback)
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{
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typedef typename Details::RemoveHat<TType>::type ThisPropertyType;
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return RegisterDependencyPropertyAttached<TOwner, TType>(
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name,
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ref new Windows::UI::Xaml::PropertyMetadata(
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defaultValue,
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ref new Windows::UI::Xaml::PropertyChangedCallback(callback)));
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}
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template <typename T>
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void Swap(T *ref1, T *ref2)
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{
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T temp = *ref1;
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*ref1 = *ref2;
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*ref2 = temp;
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}
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void IFTPlatformException(HRESULT hr);
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Platform::String ^ GetStringValue(Platform::String ^ input);
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bool IsLastCharacterTarget(std::wstring const& input, wchar_t target);
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// Return wstring after removing characters specified by unwantedChars array
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template <size_t N>
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std::wstring RemoveUnwantedCharsFromString(std::wstring inputString, const wchar_t (&unwantedChars)[N])
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{
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for (const wchar_t unwantedChar : unwantedChars)
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{
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inputString.erase(std::remove(inputString.begin(), inputString.end(), unwantedChar), inputString.end());
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}
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return inputString;
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}
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double GetDoubleFromWstring(std::wstring input);
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int GetWindowId();
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void RunOnUIThreadNonblocking(std::function<void()>&& function, _In_ Windows::UI::Core::CoreDispatcher ^ currentDispatcher);
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void SerializeCommandsAndTokens(
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_In_ std::shared_ptr<std::vector<std::pair<std::wstring, int>>> const& tokens,
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_In_ std::shared_ptr<std::vector<std::shared_ptr<IExpressionCommand>>> const& commands,
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Windows::Storage::Streams::DataWriter ^ writer);
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const std::shared_ptr<std::vector<std::shared_ptr<IExpressionCommand>>> DeserializeCommands(Windows::Storage::Streams::DataReader ^ reader);
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const std::shared_ptr<std::vector<std::pair<std::wstring, int>>> DeserializeTokens(Windows::Storage::Streams::DataReader ^ reader);
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Windows::Foundation::DateTime GetUniversalSystemTime();
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bool IsDateTimeOlderThan(Windows::Foundation::DateTime dateTime, const long long duration);
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concurrency::task<void> WriteFileToFolder(
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Windows::Storage::IStorageFolder ^ folder,
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Platform::String ^ fileName,
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Platform::String ^ contents,
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Windows::Storage::CreationCollisionOption collisionOption);
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concurrency::task<Platform::String ^> ReadFileFromFolder(Windows::Storage::IStorageFolder ^ folder, Platform::String ^ fileName);
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}
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// This goes into the header to define the property, in the public: section of the class
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#define DEPENDENCY_PROPERTY_OWNER(owner) \
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private: \
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typedef owner DependencyPropertiesOwner; \
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\
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public:
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// Normal DependencyProperty
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#define DEPENDENCY_PROPERTY(type, name) \
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property type name \
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{ \
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type get() \
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{ \
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return safe_cast<type>(GetValue(s_##name##Property)); \
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} \
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void set(type value) \
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{ \
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SetValue(s_##name##Property, value); \
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} \
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} \
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\
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private: \
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static Windows::UI::Xaml::DependencyProperty ^ s_##name##Property; \
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\
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public: \
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static property Windows::UI::Xaml::DependencyProperty ^ name##Property \
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{ \
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Windows::UI::Xaml::DependencyProperty ^ get() { \
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assert(s_##name##Property); \
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return s_##name##Property; \
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} \
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} \
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\
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private: \
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static Windows::UI::Xaml::DependencyProperty ^ Initialize##name##Property() \
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{ \
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return Utils::RegisterDependencyProperty<DependencyPropertiesOwner, type>(L#name); \
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} \
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\
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public:
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#define DEPENDENCY_PROPERTY_WITH_DEFAULT(type, name, defaultValue) \
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property type name \
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{ \
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type get() \
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{ \
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return safe_cast<type>(GetValue(s_##name##Property)); \
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} \
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void set(type value) \
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{ \
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SetValue(s_##name##Property, value); \
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} \
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} \
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\
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private: \
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static Windows::UI::Xaml::DependencyProperty ^ s_##name##Property; \
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\
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public: \
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static property Windows::UI::Xaml::DependencyProperty ^ name##Property \
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{ \
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Windows::UI::Xaml::DependencyProperty ^ get() { \
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assert(s_##name##Property); \
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return s_##name##Property; \
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} \
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} \
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\
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private: \
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static Windows::UI::Xaml::DependencyProperty ^ Initialize##name##Property() \
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{ \
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return Utils::RegisterDependencyProperty<DependencyPropertiesOwner, type>(L#name, defaultValue); \
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} \
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\
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public:
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#define DEPENDENCY_PROPERTY_WITH_CALLBACK(type, name) \
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property type name \
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{ \
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type get() \
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{ \
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return safe_cast<type>(GetValue(s_##name##Property)); \
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} \
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void set(type value) \
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{ \
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SetValue(s_##name##Property, value); \
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} \
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} \
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\
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private: \
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static Windows::UI::Xaml::DependencyProperty ^ s_##name##Property; \
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\
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public: \
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static property Windows::UI::Xaml::DependencyProperty ^ name##Property \
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{ \
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Windows::UI::Xaml::DependencyProperty ^ get() { \
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assert(s_##name##Property); \
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return s_##name##Property; \
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} \
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} \
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\
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private: \
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static Windows::UI::Xaml::DependencyProperty ^ Initialize##name##Property() \
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{ \
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return Utils::RegisterDependencyPropertyWithCallback<DependencyPropertiesOwner, type>(L#name, &On##name##PropertyChangedImpl); \
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} \
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static void On##name##PropertyChangedImpl(Windows::UI::Xaml::DependencyObject ^ sender, Windows::UI::Xaml::DependencyPropertyChangedEventArgs ^ args) \
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{ \
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auto self = safe_cast<DependencyPropertiesOwner ^>(sender); \
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self->On##name##PropertyChanged(safe_cast<type>(args->OldValue), safe_cast<type>(args->NewValue)); \
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} \
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\
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public:
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#define DEPENDENCY_PROPERTY_WITH_DEFAULT_AND_CALLBACK(type, name, defaultValue) \
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property type name \
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{ \
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type get() \
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{ \
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return safe_cast<type>(GetValue(s_##name##Property)); \
|
|
} \
|
|
void set(type value) \
|
|
{ \
|
|
SetValue(s_##name##Property, value); \
|
|
} \
|
|
} \
|
|
\
|
|
private: \
|
|
static Windows::UI::Xaml::DependencyProperty ^ s_##name##Property; \
|
|
\
|
|
public: \
|
|
static property Windows::UI::Xaml::DependencyProperty ^ name##Property \
|
|
{ \
|
|
Windows::UI::Xaml::DependencyProperty ^ get() { \
|
|
assert(s_##name##Property); \
|
|
return s_##name##Property; \
|
|
} \
|
|
} \
|
|
\
|
|
private: \
|
|
static Windows::UI::Xaml::DependencyProperty ^ Initialize##name##Property() \
|
|
{ \
|
|
return Utils::RegisterDependencyPropertyWithCallback<DependencyPropertiesOwner, type>(L#name, defaultValue, &On##name##PropertyChangedImpl); \
|
|
} \
|
|
static void On##name##PropertyChangedImpl(Windows::UI::Xaml::DependencyObject ^ sender, Windows::UI::Xaml::DependencyPropertyChangedEventArgs ^ args) \
|
|
{ \
|
|
auto self = safe_cast<DependencyPropertiesOwner ^>(sender); \
|
|
self->On##name##PropertyChanged(safe_cast<type>(args->OldValue), safe_cast<type>(args->NewValue)); \
|
|
} \
|
|
\
|
|
public:
|
|
|
|
// Attached DependencyProperty
|
|
#define DEPENDENCY_PROPERTY_ATTACHED(type, name) \
|
|
static type Get##name(Windows::UI::Xaml::DependencyObject ^ target) \
|
|
{ \
|
|
return safe_cast<type>(target->GetValue(s_##name##Property)); \
|
|
} \
|
|
static void Set##name(Windows::UI::Xaml::DependencyObject ^ target, type value) \
|
|
{ \
|
|
target->SetValue(s_##name##Property, value); \
|
|
} \
|
|
\
|
|
private: \
|
|
static Windows::UI::Xaml::DependencyProperty ^ s_##name##Property; \
|
|
\
|
|
public: \
|
|
static property Windows::UI::Xaml::DependencyProperty ^ name##Property \
|
|
{ \
|
|
Windows::UI::Xaml::DependencyProperty ^ get() { \
|
|
assert(s_##name##Property); \
|
|
return s_##name##Property; \
|
|
} \
|
|
} \
|
|
\
|
|
private: \
|
|
static Windows::UI::Xaml::DependencyProperty ^ Initialize##name##Property() \
|
|
{ \
|
|
return Utils::RegisterDependencyPropertyAttached<DependencyPropertiesOwner, type>(L#name); \
|
|
} \
|
|
\
|
|
public:
|
|
|
|
#define DEPENDENCY_PROPERTY_ATTACHED_WITH_DEFAULT(type, name, defaultValue) \
|
|
static type Get##name(Windows::UI::Xaml::DependencyObject ^ target) \
|
|
{ \
|
|
return safe_cast<type>(target->GetValue(s_##name##Property)); \
|
|
} \
|
|
static void Set##name(Windows::UI::Xaml::DependencyObject ^ target, type value) \
|
|
{ \
|
|
target->SetValue(s_##name##Property, value); \
|
|
} \
|
|
\
|
|
private: \
|
|
static Windows::UI::Xaml::DependencyProperty ^ s_##name##Property; \
|
|
\
|
|
public: \
|
|
static property Windows::UI::Xaml::DependencyProperty ^ name##Property \
|
|
{ \
|
|
Windows::UI::Xaml::DependencyProperty ^ get() { \
|
|
assert(s_##name##Property); \
|
|
return s_##name##Property; \
|
|
} \
|
|
} \
|
|
\
|
|
private: \
|
|
static Windows::UI::Xaml::DependencyProperty ^ Initialize##name##Property() \
|
|
{ \
|
|
return Utils::RegisterDependencyPropertyAttached<DependencyPropertiesOwner, type>(L#name, defaultValue); \
|
|
} \
|
|
\
|
|
public:
|
|
|
|
#define DEPENDENCY_PROPERTY_ATTACHED_WITH_CALLBACK(type, name) \
|
|
static type Get##name(Windows::UI::Xaml::DependencyObject ^ target) \
|
|
{ \
|
|
return safe_cast<type>(target->GetValue(s_##name##Property)); \
|
|
} \
|
|
static void Set##name(Windows::UI::Xaml::DependencyObject ^ target, type value) \
|
|
{ \
|
|
target->SetValue(s_##name##Property, value); \
|
|
} \
|
|
\
|
|
private: \
|
|
static Windows::UI::Xaml::DependencyProperty ^ s_##name##Property; \
|
|
\
|
|
public: \
|
|
static property Windows::UI::Xaml::DependencyProperty ^ name##Property \
|
|
{ \
|
|
Windows::UI::Xaml::DependencyProperty ^ get() { \
|
|
assert(s_##name##Property); \
|
|
return s_##name##Property; \
|
|
} \
|
|
} \
|
|
\
|
|
private: \
|
|
static Windows::UI::Xaml::DependencyProperty ^ Initialize##name##Property() \
|
|
{ \
|
|
return Utils::RegisterDependencyPropertyAttachedWithCallback<DependencyPropertiesOwner, type>(L#name, &On##name##PropertyChangedImpl); \
|
|
} \
|
|
static void On##name##PropertyChangedImpl(Windows::UI::Xaml::DependencyObject ^ sender, Windows::UI::Xaml::DependencyPropertyChangedEventArgs ^ args) \
|
|
{ \
|
|
On##name##PropertyChanged(sender, safe_cast<type>(args->OldValue), safe_cast<type>(args->NewValue)); \
|
|
} \
|
|
\
|
|
public:
|
|
|
|
#define DEPENDENCY_PROPERTY_ATTACHED_WITH_DEFAULT_AND_CALLBACK(type, name, defaultValue) \
|
|
static type Get##name(Windows::UI::Xaml::DependencyObject ^ target) \
|
|
{ \
|
|
return safe_cast<type>(target->GetValue(s_##name##Property)); \
|
|
} \
|
|
static void Set##name(Windows::UI::Xaml::DependencyObject ^ target, type value) \
|
|
{ \
|
|
target->SetValue(s_##name##Property, value); \
|
|
} \
|
|
\
|
|
private: \
|
|
static Windows::UI::Xaml::DependencyProperty ^ s_##name##Property; \
|
|
\
|
|
public: \
|
|
static property Windows::UI::Xaml::DependencyProperty ^ name##Property \
|
|
{ \
|
|
Windows::UI::Xaml::DependencyProperty ^ get() { \
|
|
assert(s_##name##Property); \
|
|
return s_##name##Property; \
|
|
} \
|
|
} \
|
|
\
|
|
private: \
|
|
static Windows::UI::Xaml::DependencyProperty ^ Initialize##name##Property() \
|
|
{ \
|
|
return Utils::RegisterDependencyPropertyAttachedWithCallback<DependencyPropertiesOwner, type>(L#name, defaultValue, &On##name##PropertyChangedImpl); \
|
|
} \
|
|
static void On##name##PropertyChangedImpl(Windows::UI::Xaml::DependencyObject ^ sender, Windows::UI::Xaml::DependencyPropertyChangedEventArgs ^ args) \
|
|
{ \
|
|
On##name##PropertyChanged(sender, safe_cast<type>(args->OldValue), safe_cast<type>(args->NewValue)); \
|
|
} \
|
|
\
|
|
public:
|
|
|
|
// This goes into the cpp to initialize the static variable
|
|
#define DEPENDENCY_PROPERTY_INITIALIZATION(owner, name) Windows::UI::Xaml::DependencyProperty ^ owner::s_##name##Property = owner::Initialize##name##Property();
|
|
|
|
namespace CalculatorApp
|
|
{
|
|
template <typename T>
|
|
T from_cx(Platform::Object ^ from)
|
|
{
|
|
T to{ nullptr };
|
|
|
|
winrt::check_hresult(reinterpret_cast<::IUnknown*>(from)->QueryInterface(winrt::guid_of<T>(), reinterpret_cast<void**>(winrt::put_abi(to))));
|
|
|
|
return to;
|
|
}
|
|
}
|