6663b6c9
 adorian
projet complet av...
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#include "float_parameter_controller.h"
#include "../constant.h"
#include "../apps_container.h"
#include "text_field_delegate_app.h"
#include <assert.h>
#include <cmath>
using namespace Poincare;
namespace Shared {
FloatParameterController::FloatParameterController(Responder * parentResponder) :
DynamicViewController(parentResponder),
m_okButton(nullptr)
{
}
void FloatParameterController::didBecomeFirstResponder() {
if (selectedRow() >= 0) {
int selRow = selectedRow();
selRow = selRow >= numberOfRows() ? numberOfRows()-1 : selRow;
int selColumn = selectedColumn();
selColumn = selColumn >= numberOfColumns() ? numberOfColumns() - 1 : selColumn;
selectCellAtLocation(selColumn, selRow);
}
app()->setFirstResponder(selectableTableView());
}
void FloatParameterController::viewWillAppear() {
DynamicViewController::viewWillAppear();
if (selectedRow() == -1 || selectedRow() == numberOfRows()-1) {
selectCellAtLocation(0, 0);
} else {
int selRow = selectedRow();
selRow = selRow >= numberOfRows() ? numberOfRows()-1 : selRow;
int selColumn = selectedColumn();
selColumn = selColumn >= numberOfColumns() ? numberOfColumns() - 1 : selColumn;
selectCellAtLocation(selColumn, selRow);
}
selectableTableView()->reloadData();
}
void FloatParameterController::willExitResponderChain(Responder * nextFirstResponder) {
if (parentResponder() == nullptr) {
selectableTableView()->deselectTable();
selectableTableView()->scrollToCell(0,0);
}
}
bool FloatParameterController::handleEvent(Ion::Events::Event event) {
if (event == Ion::Events::Back) {
stackController()->pop();
return true;
}
return false;
}
int FloatParameterController::typeAtLocation(int i, int j) {
if (j == numberOfRows()-1) {
return 0;
}
return 1;
}
int FloatParameterController::reusableCellCount(int type) {
if (type == 0) {
return 1;
}
return reusableParameterCellCount(type);
}
HighlightCell * FloatParameterController::reusableCell(int index, int type) {
if (type == 0) {
return m_okButton;
}
return reusableParameterCell(index, type);
}
KDCoordinate FloatParameterController::rowHeight(int j) {
if (j == numberOfRows()-1) {
return Metric::ParameterCellHeight+k_buttonMargin;
}
return Metric::ParameterCellHeight;
}
KDCoordinate FloatParameterController::cumulatedHeightFromIndex(int j) {
if (j == numberOfRows()) {
return j*Metric::ParameterCellHeight+k_buttonMargin;
}
return Metric::ParameterCellHeight*j;
}
int FloatParameterController::indexFromCumulatedHeight(KDCoordinate offsetY) {
if (offsetY > numberOfRows()*Metric::ParameterCellHeight + k_buttonMargin) {
return numberOfRows();
}
return (offsetY - 1) / Metric::ParameterCellHeight;
}
void FloatParameterController::willDisplayCellForIndex(HighlightCell * cell, int index) {
if (index == numberOfRows()-1) {
return;
}
MessageTableCellWithEditableText * myCell = (MessageTableCellWithEditableText *) cell;
if (myCell->isEditing()) {
return;
}
char buffer[PrintFloat::bufferSizeForFloatsWithPrecision(Constant::LargeNumberOfSignificantDigits)];
Complex<float>::convertFloatToText(parameterAtIndex(index), buffer, PrintFloat::bufferSizeForFloatsWithPrecision(Constant::LargeNumberOfSignificantDigits), Constant::LargeNumberOfSignificantDigits, Expression::FloatDisplayMode::Decimal);
myCell->setAccessoryText(buffer);
}
bool FloatParameterController::textFieldShouldFinishEditing(TextField * textField, Ion::Events::Event event) {
return (event == Ion::Events::Down && selectedRow() < numberOfRows()-1)
|| (event == Ion::Events::Up && selectedRow() > 0)
|| TextFieldDelegate::textFieldShouldFinishEditing(textField, event);
}
bool FloatParameterController::textFieldDidFinishEditing(TextField * textField, const char * text, Ion::Events::Event event) {
AppsContainer * appsContainer = ((TextFieldDelegateApp *)app())->container();
Context * globalContext = appsContainer->globalContext();
double floatBody = Expression::approximateToScalar<double>(text, *globalContext);
if (std::isnan(floatBody) || std::isinf(floatBody)) {
app()->displayWarning(I18n::Message::UndefinedValue);
return false;
}
if (!setParameterAtIndex(selectedRow(), floatBody)) {
return false;
}
selectableTableView()->reloadCellAtLocation(0, activeCell());
selectableTableView()->reloadData();
if (event == Ion::Events::EXE || event == Ion::Events::OK) {
selectableTableView()->selectCellAtLocation(selectedColumn(), selectedRow()+1);
} else {
selectableTableView()->handleEvent(event);
}
return true;
}
TextFieldDelegateApp * FloatParameterController::textFieldDelegateApp() {
return (TextFieldDelegateApp *)app();
}
int FloatParameterController::activeCell() {
return selectedRow();
}
StackViewController * FloatParameterController::stackController() {
return (StackViewController *)parentResponder();
}
SelectableTableView * FloatParameterController::selectableTableView() {
return (SelectableTableView *)view();
}
void FloatParameterController::buttonAction() {
StackViewController * stack = stackController();
stack->pop();
}
I18n::Message FloatParameterController::okButtonText() {
return I18n::Message::Ok;
}
View * FloatParameterController::loadView() {
SelectableTableView * tableView = new SelectableTableView(this, this, 0, 1, Metric::CommonTopMargin, Metric::CommonRightMargin, Metric::CommonBottomMargin, Metric::CommonLeftMargin, this);
m_okButton = new ButtonWithSeparator(tableView, okButtonText(), Invocation([](void * context, void * sender) {
FloatParameterController * parameterController = (FloatParameterController *) context;
parameterController->buttonAction();
}, this));
return tableView;
}
void FloatParameterController::unloadView(View * view) {
delete m_okButton;
m_okButton = nullptr;
delete view;
}
}
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