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https://github.com/UpsilonNumworks/Upsilon.git
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42fe0435c2
the interval parameter controller and the future window parameter controller Change-Id: Ibe061ff1792efc4a1795ee40ea5cd4b9f63e7086
86 lines
3.2 KiB
C++
86 lines
3.2 KiB
C++
#include "float_parameter_controller.h"
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#include "app.h"
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#include "../constant.h"
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#include "../apps_container.h"
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#include <assert.h>
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namespace Graph {
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FloatParameterController::FloatParameterController(Responder * parentResponder) :
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ViewController(parentResponder),
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m_selectableTableView(SelectableTableView(this, this, Metric::TopMargin, Metric::RightMargin,
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Metric::BottomMargin, Metric::LeftMargin))
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{
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}
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View * FloatParameterController::view() {
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return &m_selectableTableView;
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}
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void FloatParameterController::didBecomeFirstResponder() {
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m_selectableTableView.selectCellAtLocation(0, 0);
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app()->setFirstResponder(&m_selectableTableView);
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}
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int FloatParameterController::activeCell() {
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return m_selectableTableView.selectedRow();
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}
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void FloatParameterController::willDisplayCellForIndex(TableViewCell * cell, int index) {
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TextMenuListCell * myCell = (TextMenuListCell *) cell;
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char buffer[Constant::FloatBufferSizeInScientificMode];
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Float(parameterAtIndex(index)).convertFloatToText(buffer, Constant::FloatBufferSizeInScientificMode, Constant::NumberOfDigitsInMantissaInScientificMode);
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myCell->setAccessoryText(buffer);
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}
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bool FloatParameterController::handleEvent(Ion::Events::Event event) {
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if (event == Ion::Events::OK) {
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editParameter();
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return true;
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}
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if (event.hasText()) {
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editParameter(event.text());
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return true;
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}
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return false;
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}
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void FloatParameterController::editParameter(const char * initialText) {
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/* This code assumes that the active cell remains the one which is edited
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* until the invocation is performed. This could lead to concurrency issue in
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* other cases. */
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char initialTextContent[255];
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int cursorDelta = 0;
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if (initialText) {
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strlcpy(initialTextContent, initialText, sizeof(initialTextContent));
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cursorDelta = strlen(initialText) > 1 ? -1 : 0;
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} else {
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TextMenuListCell * textMenuListCell = (TextMenuListCell *)reusableCell(activeCell());
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strlcpy(initialTextContent, textMenuListCell->accessoryText(), sizeof(initialTextContent));
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}
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int cursorLocation = strlen(initialTextContent) + cursorDelta;
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App * myApp = (App *)app();
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InputViewController * inputController = myApp->inputViewController();
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inputController->edit(this, initialTextContent, cursorLocation, this,
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[](void * context, void * sender){
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FloatParameterController * floatParameterController = (FloatParameterController *)context;
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int activeCell = floatParameterController->activeCell();
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TextMenuListCell * cell = (TextMenuListCell *)floatParameterController->reusableCell(activeCell);
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InputViewController * myInputViewController = (InputViewController *)sender;
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const char * textBody = myInputViewController->textBody();
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AppsContainer * appsContainer = (AppsContainer *)floatParameterController->app()->container();
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Context * globalContext = appsContainer->context();
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float floatBody = Expression::parse(textBody)->approximate(*globalContext);
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floatParameterController->setParameterAtIndex(activeCell, floatBody);
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floatParameterController->willDisplayCellForIndex(cell, activeCell);
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},
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[](void * context, void * sender){
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});
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}
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KDCoordinate FloatParameterController::cellHeight() {
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return 35;
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}
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}
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