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[apps/variable_box] Prepare for Code::VariableBox factorization

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This commit is contained in:
Léa Saviot
2020-04-17 16:21:41 +02:00
committed by Émilie Feral
parent f371126708
commit f98c171d2a
11 changed files with 198 additions and 140 deletions
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64
apps/math_variable_box_controller.h Normal file
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#ifndef APPS_MATH_VARIABLE_BOX_CONTROLLER_H
#define APPS_MATH_VARIABLE_BOX_CONTROLLER_H
#include "alternate_empty_nested_menu_controller.h"
#include "math_variable_box_empty_controller.h"
#include <apps/i18n.h>
class MathVariableBoxController : public AlternateEmptyNestedMenuController {
public:
MathVariableBoxController();
// View Controller
void viewWillAppear() override;
void viewDidDisappear() override;
// Responder
bool handleEvent(Ion::Events::Event event) override;
//ListViewDataSource
int numberOfRows() const override;
int reusableCellCount(int type) override;
void willDisplayCellForIndex(HighlightCell * cell, int index) override;
KDCoordinate rowHeight(int j) override;
int typeAtLocation(int i, int j) override;
// Menu
enum class Page {
RootMenu = 0,
Expression = 1,
Function = 2
};
void lockDeleteEvent(Page page) { m_lockPageDelete = page; }
private:
constexpr static int k_maxNumberOfDisplayedRows = (Ion::Display::Height - Metric::TitleBarHeight - Metric::PopUpTopMargin - Metric::StackTitleHeight) / Metric::ToolboxRowHeight + 2; // (240 - 18 - 50 - 20) / 40 = 3.8; the 0.8 cell can be above and below so we add +2 to get 5
constexpr static int k_numberOfMenuRows = 2;
constexpr static KDCoordinate k_leafMargin = 20;
ExpressionTableCellWithExpression * leafCellAtIndex(int index) override;
MessageTableCellWithChevron * nodeCellAtIndex(int index) override;
Page pageAtIndex(int index);
void setPage(Page page);
bool selectSubMenu(int selectedRow) override;
bool returnToPreviousMenu() override;
bool selectLeaf(int selectedRow) override;
I18n::Message nodeLabelAtIndex(int index);
Poincare::Layout expressionLayoutForRecord(Ion::Storage::Record record, int index);
const char * extension() const;
Ion::Storage::Record recordAtIndex(int rowIndex);
ViewController * emptyViewController() override;
bool isDisplayingEmptyController() override { return StackViewController::depth() == 2; }
void resetMemoization();
void destroyRecordAtRowIndex(int rowIndex);
Page m_currentPage;
Page m_lockPageDelete;
ExpressionTableCellWithExpression m_leafCells[k_maxNumberOfDisplayedRows];
MessageTableCellWithChevron m_nodeCells[k_numberOfMenuRows];
MathVariableBoxEmptyController m_emptyViewController;
// Layout memoization
// TODO: make a helper doing the RingMemoizationOfConsecutiveObjets to factorize this code and ExpressionModelStore code
int m_firstMemoizedLayoutIndex;
Poincare::Layout m_layouts[k_maxNumberOfDisplayedRows];
};
#endif