Files
Upsilon/apps/calculation/edit_expression_controller.h
2018-09-07 17:55:42 +02:00

69 lines
2.8 KiB
C++

#ifndef CALCULATION_EDIT_EXPRESSION_CONTROLLER_H
#define CALCULATION_EDIT_EXPRESSION_CONTROLLER_H
#include <escher.h>
#include <poincare/layout_reference.h>
#include "expression_field.h"
#include "../shared/text_field_delegate.h"
#include "../shared/layout_field_delegate.h"
#include "history_controller.h"
#include "calculation_store.h"
namespace Calculation {
class HistoryController;
/* TODO: implement a split view */
class EditExpressionController : public ViewController, public Shared::TextFieldDelegate, public Shared::LayoutFieldDelegate {
public:
EditExpressionController(Responder * parentResponder, HistoryController * historyController, CalculationStore * calculationStore);
View * view() override;
void didBecomeFirstResponder() override;
void viewDidDisappear() override;
bool handleEvent(Ion::Events::Event event) override;
void insertTextBody(const char * text);
/* TextFieldDelegate */
bool textFieldDidReceiveEvent(::TextField * textField, Ion::Events::Event event) override;
bool textFieldDidFinishEditing(::TextField * textField, const char * text, Ion::Events::Event event) override;
bool textFieldDidAbortEditing(::TextField * textField) override;
/* LayoutFieldDelegate */
bool layoutFieldDidReceiveEvent(::LayoutField * layoutField, Ion::Events::Event event) override;
bool layoutFieldDidFinishEditing(::LayoutField * layoutField, Poincare::LayoutRef layoutR, Ion::Events::Event event) override;
bool layoutFieldDidAbortEditing(::LayoutField * layoutField) override;
void layoutFieldDidChangeSize(::LayoutField * layoutField) override;
private:
class ContentView : public View {
public:
ContentView(Responder * parentResponder, TableView * subview, TextFieldDelegate * textFieldDelegate, LayoutFieldDelegate * layoutFieldDelegate);
void reload();
TableView * mainView() { return m_mainView; }
ExpressionField * expressionField() { return &m_expressionField; }
/* View */
int numberOfSubviews() const override { return 2; }
View * subviewAtIndex(int index) override;
void layoutSubviews() override;
private:
static constexpr int k_bufferLength = TextField::maxBufferSize();
TableView * m_mainView;
char m_textBody[k_bufferLength];
ExpressionField m_expressionField;
};
void reloadView();
bool inputViewDidReceiveEvent(Ion::Events::Event event);
bool inputViewDidFinishEditing(const char * text, Poincare::LayoutRef layoutR);
bool inputViewDidAbortEditing(const char * text);
Shared::TextFieldDelegateApp * textFieldDelegateApp() override;
Shared::ExpressionFieldDelegateApp * expressionFieldDelegateApp() override;
char m_cacheBuffer[Calculation::k_printedExpressionSize];
HistoryController * m_historyController;
CalculationStore * m_calculationStore;
ContentView m_contentView;
bool m_inputViewHeightIsMaximal;
};
}
#endif