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Howard Wolosky
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822 changed files with 276650 additions and 75 deletions
388
src/Calculator/Views/UnitConverter.xaml.cpp
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388
src/Calculator/Views/UnitConverter.xaml.cpp
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// Licensed under the MIT License.
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// UnitConverter.xaml.cpp
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// Implementation of the UnitConverter class
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#include "pch.h"
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#include "UnitConverter.xaml.h"
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#include "CalcViewModel\UnitConverterViewModel.h"
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#include "Controls\CalculationResult.h"
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#include "Controls\CalculatorButton.h"
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#include "CalcViewModel\Common\CopyPasteManager.h"
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#include "CalcViewModel\Common\KeyboardShortcutManager.h"
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#include "CalcViewModel\Common\LocalizationService.h"
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#include "CalcViewModel\Common\LocalizationSettings.h"
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using namespace CalculatorApp;
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using namespace CalculatorApp::Common;
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using namespace CalculatorApp::Controls;
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using namespace concurrency;
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using namespace Windows::System;
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using namespace Platform;
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using namespace ViewModel;
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using namespace Windows::Foundation;
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using namespace Windows::Foundation::Collections;
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using namespace Windows::UI::Core;
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using namespace Windows::UI::Text;
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using namespace Windows::UI::Xaml;
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using namespace Windows::UI::Xaml::Automation;
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using namespace Windows::UI::Xaml::Automation::Peers;
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using namespace Windows::UI::Xaml::Controls;
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using namespace Windows::UI::Xaml::Controls::Primitives;
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using namespace Windows::UI::Xaml::Data;
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using namespace Windows::UI::Xaml::Documents;
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using namespace Windows::UI::Xaml::Input;
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using namespace Windows::UI::Xaml::Interop;
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using namespace Windows::UI::Xaml::Media;
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using namespace Windows::UI::Xaml::Navigation;
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using namespace Windows::UI::ViewManagement;
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// The User Control item template is documented at http://go.microsoft.com/fwlink/?LinkId=234236
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// Calculate number of 100-nanosecond intervals in 500 milliseconds.
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// There are 10,000 intervals in 1 ms.
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static const long long DURATION_500_MS = 10000 * 500;
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UnitConverter::UnitConverter() :
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m_layoutDirection(::FlowDirection::LeftToRight),
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m_meteredConnectionOverride(false),
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m_isAnimationEnabled(false)
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{
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InitializeComponent();
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//adding ESC key shortcut binding to clear button
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clearEntryButtonPos0->SetValue(Common::KeyboardShortcutManager::VirtualKeyProperty, Common::MyVirtualKey::Escape);
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m_layoutDirection = LocalizationService::GetInstance()->GetFlowDirection();
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if (m_layoutDirection == ::FlowDirection::RightToLeft)
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{
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Units1->HorizontalContentAlignment = ::HorizontalAlignment::Right;
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Units2->HorizontalContentAlignment = ::HorizontalAlignment::Right;
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}
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// Is currency symbol preference set to right side
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bool preferRight = LocalizationSettings::GetInstance().GetCurrencySymbolPrecedence() == 0;
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if (preferRight)
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{
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// Currency symbol should appear on the right. Reverse the order of children.
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Grid::SetColumn(Value1, 0);
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Grid::SetColumn(CurrencySymbol1Block, 1);
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Grid::SetColumn(Value2, 0);
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Grid::SetColumn(CurrencySymbol2Block, 1);
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}
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auto userSettings = ref new UISettings();
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m_isAnimationEnabled = userSettings->AnimationsEnabled;
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auto resLoader = AppResourceProvider::GetInstance();
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m_chargesMayApplyText = resLoader.GetResourceString(L"DataChargesMayApply");
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m_failedToRefreshText = resLoader.GetResourceString(L"FailedToRefresh");
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InitializeOfflineStatusTextBlock();
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m_resultsFlyout = static_cast<MenuFlyout^>(Resources->Lookup(L"CalculationResultContextMenu"));
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CopyMenuItem->Text = resLoader.GetResourceString(L"copyMenuItem");
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PasteMenuItem->Text = resLoader.GetResourceString(L"pasteMenuItem");
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}
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void UnitConverter::OnPropertyChanged(_In_ Object^ sender, _In_ PropertyChangedEventArgs^ e)
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{
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String^ propertyName = e->PropertyName;
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if (propertyName->Equals(UnitConverterViewModelProperties::NetworkBehavior) ||
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propertyName->Equals(UnitConverterViewModelProperties::CurrencyDataLoadFailed))
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{
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OnNetworkBehaviorChanged();
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}
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else if (propertyName->Equals(UnitConverterViewModelProperties::CurrencyDataIsWeekOld))
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{
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SetCurrencyTimestampFontWeight();
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}
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else if (propertyName->Equals(UnitConverterViewModelProperties::IsCurrencyLoadingVisible))
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{
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OnIsDisplayVisibleChanged();
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}
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}
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void UnitConverter::OnNetworkBehaviorChanged()
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{
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switch (Model->NetworkBehavior)
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{
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case NetworkAccessBehavior::Normal:
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OnNormalNetworkAccess();
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break;
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case NetworkAccessBehavior::OptIn:
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OnOptInNetworkAccess();
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break;
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case NetworkAccessBehavior::Offline:
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OnOfflineNetworkAccess();
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break;
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}
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}
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void UnitConverter::OnNormalNetworkAccess()
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{
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CurrencyRefreshBlockControl->Visibility = ::Visibility::Visible;
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OfflineBlock->Visibility = ::Visibility::Collapsed;
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if (Model->CurrencyDataLoadFailed)
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{
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SetFailedToRefreshStatus();
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}
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else
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{
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SetNormalCurrencyStatus();
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}
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}
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void UnitConverter::OnOptInNetworkAccess()
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{
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CurrencyRefreshBlockControl->Visibility = ::Visibility::Visible;
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OfflineBlock->Visibility = ::Visibility::Collapsed;
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if (m_meteredConnectionOverride && Model->CurrencyDataLoadFailed)
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{
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SetFailedToRefreshStatus();
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}
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else
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{
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SetChargesMayApplyStatus();
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}
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}
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void UnitConverter::OnOfflineNetworkAccess()
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{
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CurrencyRefreshBlockControl->Visibility = ::Visibility::Collapsed;
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OfflineBlock->Visibility = ::Visibility::Visible;
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}
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void UnitConverter::SetNormalCurrencyStatus()
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{
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AutomationProperties::SetAccessibilityView(CurrencyRefreshBlock, AccessibilityView::Raw);
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CurrencySecondaryStatus->Text = L"";
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}
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void UnitConverter::SetChargesMayApplyStatus()
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{
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VisualStateManager::GoToState(this, L"ChargesMayApplyCurrencyStatus", false);
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CurrencySecondaryStatus->Text = m_chargesMayApplyText;
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}
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void UnitConverter::SetFailedToRefreshStatus()
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{
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VisualStateManager::GoToState(this, L"FailedCurrencyStatus", false);
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CurrencySecondaryStatus->Text = m_failedToRefreshText;
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}
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void UnitConverter::InitializeOfflineStatusTextBlock()
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{
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auto resProvider = AppResourceProvider::GetInstance();
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std::wstring offlineStatusHyperlinkText = static_cast<String^>(resProvider.GetResourceString(L"OfflineStatusHyperlinkText"))->Data();
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// The resource string has the 'NetworkSettings' hyperlink wrapped with '%HL%'.
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// Break the string and assign pieces appropriately.
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static const std::wstring delimiter{ L"%HL%" };
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static const size_t delimiterLength{ delimiter.length() };
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// Find the delimiters.
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size_t firstSplitPosition = offlineStatusHyperlinkText.find(delimiter, 0);
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assert(firstSplitPosition != std::wstring::npos);
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size_t secondSplitPosition = offlineStatusHyperlinkText.find(delimiter, firstSplitPosition + 1);
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assert(secondSplitPosition != std::wstring::npos);
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size_t hyperlinkTextLength = secondSplitPosition - (firstSplitPosition + delimiterLength);
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// Assign pieces.
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auto offlineStatusTextBeforeHyperlink = ref new String(offlineStatusHyperlinkText.substr(0, firstSplitPosition).c_str());
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auto offlineStatusTextLink = ref new String(offlineStatusHyperlinkText.substr(firstSplitPosition + delimiterLength, hyperlinkTextLength).c_str());
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auto offlineStatusTextAfterHyperlink = ref new String(offlineStatusHyperlinkText.substr(secondSplitPosition + delimiterLength).c_str());
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OfflineRunBeforeLink->Text = offlineStatusTextBeforeHyperlink;
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OfflineRunLink->Text = offlineStatusTextLink;
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OfflineRunAfterLink->Text = offlineStatusTextAfterHyperlink;
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AutomationProperties::SetName(OfflineBlock,
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offlineStatusTextBeforeHyperlink + L" " +
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offlineStatusTextLink + L" " +
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offlineStatusTextAfterHyperlink);
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}
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void UnitConverter::SetCurrencyTimestampFontWeight()
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{
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if (Model->CurrencyDataIsWeekOld)
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{
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VisualStateManager::GoToState(this, L"WeekOldTimestamp", false);
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}
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else
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{
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VisualStateManager::GoToState(this, L"DefaultTimestamp", false);
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}
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}
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void UnitConverter::OnValueKeyDown(Platform::Object^ sender, Windows::UI::Xaml::Input::KeyRoutedEventArgs^ e)
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{
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if (e->Key == VirtualKey::Space)
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{
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OnValueSelected(sender);
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}
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}
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void UnitConverter::OnContextRequested(UIElement^ sender, ContextRequestedEventArgs^ e)
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{
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OnValueSelected(sender);
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auto requestedElement = safe_cast<FrameworkElement^>(sender);
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PasteMenuItem->IsEnabled = CopyPasteManager::HasStringToPaste();
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Point point;
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if (e->TryGetPosition(requestedElement, &point))
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{
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m_resultsFlyout->ShowAt(requestedElement, point);
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}
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else
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{
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// Not invoked via pointer, so let XAML choose a default location.
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m_resultsFlyout->ShowAt(requestedElement);
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}
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e->Handled = true;
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}
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void UnitConverter::OnContextCanceled(UIElement^ sender, RoutedEventArgs^ e)
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{
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m_resultsFlyout->Hide();
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}
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void UnitConverter::OnCopyMenuItemClicked(_In_ Object^ sender, _In_ RoutedEventArgs^ e)
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{
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auto calcResult = safe_cast<CalculationResult^>(m_resultsFlyout->Target);
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CopyPasteManager::CopyToClipboard(calcResult->GetRawDisplayValue());
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}
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void UnitConverter::OnPasteMenuItemClicked(_In_ Object^ sender, _In_ RoutedEventArgs^ e)
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{
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CopyPasteManager::GetStringToPaste(Model->Mode, CategoryGroupType::Converter).then([this](String^ pastedString)
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{
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Model->OnPaste(pastedString, Model->Mode);
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});
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}
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void UnitConverter::AnimateConverter()
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{
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if (App::IsAnimationEnabled())
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{
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AnimationStory->Begin();
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}
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}
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void UnitConverter::OnValueSelected(_In_ Platform::Object^ sender)
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{
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auto value = safe_cast<CalculationResult^>(sender);
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//update the font size since the font is changed to bold
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value->UpdateTextState();
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safe_cast<UnitConverterViewModel^>(this->DataContext)->OnValueActivated(AsActivatable(value));
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}
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void UnitConverter::UpdateDropDownState(_In_ Platform::Object^ sender, _In_ Platform::Object^ e)
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{
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safe_cast<UnitConverterViewModel^>(this->DataContext)->IsDropDownOpen = (Units1->IsDropDownOpen) || (Units2->IsDropDownOpen);
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KeyboardShortcutManager::UpdateDropDownState((Units1->IsDropDownOpen) || (Units2->IsDropDownOpen));
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}
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void UnitConverter::OnLoaded(_In_ Object^, _In_ RoutedEventArgs^)
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{
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}
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void UnitConverter::SetDefaultFocus()
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{
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const std::vector<Control^> focusPrecedence = {
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Value1,
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CurrencyRefreshBlockControl,
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OfflineBlock,
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clearEntryButtonPos0
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};
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for (Control^ control : focusPrecedence)
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{
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if (control->Focus(::FocusState::Programmatic))
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{
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break;
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}
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}
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}
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void UnitConverter::CurrencyRefreshButton_Click(_In_ Object^ /*sender*/, _In_ RoutedEventArgs^ /*e*/)
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{
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if (Model->NetworkBehavior == NetworkAccessBehavior::OptIn)
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{
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m_meteredConnectionOverride = true;
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}
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Model->RefreshCurrencyRatios();
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}
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void UnitConverter::OnDataContextChanged(_In_ FrameworkElement^ sender, _In_ DataContextChangedEventArgs^ args)
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{
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Model->PropertyChanged -= m_propertyChangedToken;
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m_propertyChangedToken =
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Model->PropertyChanged += ref new PropertyChangedEventHandler(this, &UnitConverter::OnPropertyChanged);
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OnNetworkBehaviorChanged();
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}
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void UnitConverter::Units1_IsEnabledChanged(Object^ sender, DependencyPropertyChangedEventArgs^ e)
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{
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if ((Units1->Visibility == ::Visibility::Visible) && Units1->IsEnabled)
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{
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SetDefaultFocus();
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}
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}
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void UnitConverter::OnIsDisplayVisibleChanged()
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{
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if (Model->IsCurrencyLoadingVisible)
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{
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StartProgressRingWithDelay();
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}
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else
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{
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HideProgressRing();
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if (m_isAnimationEnabled && Model->IsCurrencyCurrentCategory && !Model->CurrencyTimestamp->IsEmpty())
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{
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TimestampFadeInAnimation->Begin();
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}
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}
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}
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void UnitConverter::StartProgressRingWithDelay()
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{
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HideProgressRing();
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TimeSpan delay{};
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delay.Duration = DURATION_500_MS;
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m_delayTimer = ref new DispatcherTimer();
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m_delayTimer->Interval = delay;
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m_delayTimer->Tick += ref new EventHandler<Object^>(this, &UnitConverter::OnDelayTimerTick);
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m_delayTimer->Start();
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}
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void UnitConverter::OnDelayTimerTick(Object^ /*sender*/, Object^ /*e*/)
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{
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CurrencyLoadingProgressRing->IsActive = true;
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m_delayTimer->Stop();
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}
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void UnitConverter::HideProgressRing()
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{
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if (m_delayTimer != nullptr)
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{
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m_delayTimer->Stop();
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}
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CurrencyLoadingProgressRing->IsActive = false;
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}
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