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65 lines
2.2 KiB
C++
65 lines
2.2 KiB
C++
#ifndef APPS_VARIABLE_BOX_CONTROLLER_H
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#define APPS_VARIABLE_BOX_CONTROLLER_H
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#define MATRIX_VARIABLES 1
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#include <escher.h>
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#include "shared/global_context.h"
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#include "variable_box_empty_controller.h"
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#include "i18n.h"
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class VariableBoxController : public NestedMenuController {
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public:
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VariableBoxController();
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// View Controller
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void viewWillAppear() override;
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void viewDidDisappear() override;
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// Responder
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bool handleEvent(Ion::Events::Event event) override;
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//ListViewDataSource
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int numberOfRows() override;
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int reusableCellCount(int type) override;
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void willDisplayCellForIndex(HighlightCell * cell, int index) override;
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KDCoordinate rowHeight(int j) override;
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int typeAtLocation(int i, int j) override;
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// Menu
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private:
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enum class Page {
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RootMenu = 0,
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Expression = 1,
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Function = 2
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};
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// TODO: use the "(x)" define in CartesianFunctionSomething
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constexpr static int k_functionArgLength = 3;
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constexpr static const char * k_functionArg = "(x)";
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constexpr static int k_maxNumberOfDisplayedRows = 6; //240/Metric::ToolboxRowHeight
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constexpr static int k_numberOfMenuRows = 2;
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constexpr static KDCoordinate k_leafMargin = 20;
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ExpressionTableCellWithExpression * leafCellAtIndex(int index) override;
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MessageTableCellWithChevron * nodeCellAtIndex(int index) override;
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Page pageAtIndex(int index);
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bool selectSubMenu(int selectedRow) override;
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bool returnToPreviousMenu() override;
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bool selectLeaf(int selectedRow) override;
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I18n::Message nodeLabelAtIndex(int index);
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Poincare::Layout expressionLayoutForRecord(Ion::Storage::Record record, int index);
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const char * extension() const;
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Ion::Storage::Record recordAtIndex(int rowIndex);
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bool displayEmptyController();
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bool isDisplayingEmptyController() { return StackViewController::depth() == 2; }
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Page m_currentPage;
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ExpressionTableCellWithExpression m_leafCells[k_maxNumberOfDisplayedRows];
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MessageTableCellWithChevron m_nodeCells[k_numberOfMenuRows];
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VariableBoxEmptyController m_emptyViewController;
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// Layout memoization
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// TODO: make a helper doing the RingMemoizationOfConsecutiveObjets to factorize this code and StorageExpressionModelStore code
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int m_firstMemoizedLayoutIndex;
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Poincare::Layout m_layouts[k_maxNumberOfDisplayedRows];
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};
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#endif
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