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Create EquationTextBox control (#547)

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This commit is contained in:
Pepe Rivera
2019-06-25 13:40:56 -07:00
committed by GitHub
parent c3c001af28
commit 1475b49120
17 changed files with 1058 additions and 90 deletions
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31
src/Calculator/Views/GraphingCalculator/EquationInputArea.xaml.cpp
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@@ -1,10 +1,12 @@
#include "pch.h"
#include "EquationInputArea.xaml.h"
#include "CalcViewModel/Common/KeyboardShortcutManager.h"
#include "Controls/EquationTextBox.h"
using namespace CalculatorApp;
using namespace CalculatorApp::Common;
using namespace CalculatorApp::ViewModel;
using namespace CalculatorApp::Controls;
using namespace Platform;
using namespace std;
using namespace Windows::System;
@@ -12,6 +14,7 @@ using namespace Windows::UI;
using namespace Windows::UI::ViewManagement;
using namespace Windows::UI::Xaml;
using namespace Windows::UI::Xaml::Controls;
using namespace Windows::UI::Xaml::Controls::Primitives;
using namespace Windows::UI::Xaml::Input;
namespace
@@ -51,13 +54,6 @@ void EquationInputArea::OnEquationsPropertyChanged()
if (Equations != nullptr && Equations->Size == 0)
{
AddNewEquation();
// For now, the first equation needs to be y = 0.
// We can remove this when we can create empty graphs.
if (EquationViewModel^ eqvm = Equations->GetAt(0))
{
eqvm->Expression = L"0";
}
}
}
@@ -72,7 +68,6 @@ void EquationInputArea::AddNewEquation()
eq->LineColor = GetNextLineColor();
Equations->Append(eq);
EquationInputList->ScrollIntoView(eq);
}
void EquationInputArea::InputTextBox_GotFocus(Object^ sender, RoutedEventArgs^ e)
@@ -84,18 +79,18 @@ void EquationInputArea::InputTextBox_LostFocus(Object^ sender, RoutedEventArgs^
{
KeyboardShortcutManager::HonorShortcuts(true);
auto tb = static_cast<TextBox^>(sender);
auto tb = static_cast<EquationTextBox^>(sender);
auto eq = static_cast<EquationViewModel^>(tb->DataContext);
tb->Text = eq->Expression;
tb->SetEquationText(eq->Expression);
}
void EquationInputArea::InputTextBox_KeyUp(Object^ sender, KeyRoutedEventArgs^ e)
{
if (e->Key == VirtualKey::Enter)
{
auto tb = static_cast<TextBox^>(sender);
auto tb = static_cast<EquationTextBox^>(sender);
auto eq = static_cast<EquationViewModel^>(tb->DataContext);
eq->Expression = tb->Text;
eq->Expression = tb->GetEquationText();
e->Handled = true;
}
@@ -106,3 +101,15 @@ Color EquationInputArea::GetNextLineColor()
m_lastLineColorIndex = (m_lastLineColorIndex + 1) % lineColorsSize;
return lineColors[m_lastLineColorIndex];
}
void EquationInputArea::EquationTextBox_RemoveButtonClicked(Object^ sender, RoutedEventArgs^ e)
{
auto tb = static_cast<EquationTextBox^>(sender);
auto eq = static_cast<EquationViewModel^>(tb->DataContext);
unsigned int index;
if (Equations->IndexOf(eq, &index))
{
Equations->RemoveAt(index);
}
}