6663b6c9
 adorian
projet complet av...
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#include "editable_cell_table_view_controller.h"
#include "../apps_container.h"
#include "../constant.h"
#include "text_field_delegate_app.h"
#include <assert.h>
#include <cmath>
using namespace Poincare;
namespace Shared {
EditableCellTableViewController::EditableCellTableViewController(Responder * parentResponder) :
TabTableController(parentResponder, this)
{
}
bool EditableCellTableViewController::textFieldShouldFinishEditing(TextField * textField, Ion::Events::Event event) {
return TextFieldDelegate::textFieldShouldFinishEditing(textField, event)
|| (event == Ion::Events::Down && selectedRow() < numberOfRows()-1)
|| (event == Ion::Events::Up && selectedRow() > 0)
|| (event == Ion::Events::Right && textField->cursorLocation() == textField->draftTextLength() && selectedColumn() < numberOfColumns()-1)
|| (event == Ion::Events::Left && textField->cursorLocation() == 0 && selectedColumn() > 0);
}
bool EditableCellTableViewController::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;
}
int nbOfRows = numberOfRows();
int nbOfColumns = numberOfColumns();
if (!setDataAtLocation(floatBody, selectedColumn(), selectedRow())) {
app()->displayWarning(I18n::Message::ForbiddenValue);
return false;
}
for (int j = 0; j < numberOfColumns(); j++) {
selectableTableView()->reloadCellAtLocation(j, selectedRow());
}
if (nbOfRows != numberOfRows() || nbOfColumns != numberOfColumns()) {
selectableTableView()->reloadData();
}
if (event == Ion::Events::EXE || event == Ion::Events::OK) {
selectableTableView()->selectCellAtLocation(selectedColumn(), selectedRow()+1);
} else {
selectableTableView()->handleEvent(event);
}
return true;
}
int EditableCellTableViewController::numberOfRows() {
int numberOfModelElements = numberOfElements();
if (numberOfModelElements >= maxNumberOfElements()) {
return 1 + numberOfModelElements;
}
return 2 + numberOfModelElements;
}
KDCoordinate EditableCellTableViewController::rowHeight(int j) {
return k_cellHeight;
}
void EditableCellTableViewController::willDisplayCellAtLocationWithDisplayMode(HighlightCell * cell, int i, int j, Expression::FloatDisplayMode floatDisplayMode) {
EvenOddCell * myCell = (EvenOddCell *)cell;
/* We set the cell even or odd state only if the cell is not being edited.
* Otherwise, the cell background is white whichever it is an odd or even cell
* and we do not want to redraw the cell twice (in the even/odd color and
* then in white) to avoid screen blinking. */
// The cell is editable
if (cellAtLocationIsEditable(i, j)) {
EvenOddEditableTextCell * myEditableValueCell = (EvenOddEditableTextCell *)cell;
char buffer[PrintFloat::bufferSizeForFloatsWithPrecision(Constant::LargeNumberOfSignificantDigits)];
// Special case 1: last row
if (j == numberOfRows() - 1) {
/* Display an empty line only if there is enough space for a new element in
* data */
if (numberOfElements() < maxNumberOfElements() && !myEditableValueCell->editableTextCell()->textField()->isEditing()) {
myCell->setEven(j%2 == 0);
buffer[0] = 0;
myEditableValueCell->editableTextCell()->textField()->setText(buffer);
return;
}
}
if (!myEditableValueCell->editableTextCell()->textField()->isEditing()) {
myCell->setEven(j%2 == 0);
Complex<double>::convertFloatToText(dataAtLocation(i, j), buffer, PrintFloat::bufferSizeForFloatsWithPrecision(Constant::LargeNumberOfSignificantDigits), Constant::LargeNumberOfSignificantDigits, floatDisplayMode);
myEditableValueCell->editableTextCell()->textField()->setText(buffer);
}
return;
} else {
myCell->setEven(j%2 == 0);
}
}
void EditableCellTableViewController::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);
TabTableController::didBecomeFirstResponder();
}
}
void EditableCellTableViewController::viewWillAppear() {
TabTableController::viewWillAppear();
if (selectedRow() == -1) {
selectCellAtLocation(0, 1);
} else {
int selRow = selectedRow();
selRow = selRow >= numberOfRows() ? numberOfRows()-1 : selRow;
int selColumn = selectedColumn();
selColumn = selColumn >= numberOfColumns() ? numberOfColumns() - 1 : selColumn;
selectCellAtLocation(selColumn, selRow);
}
}
TextFieldDelegateApp * EditableCellTableViewController::textFieldDelegateApp() {
return (TextFieldDelegateApp *)app();
}
}
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