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7f43b73049
At the moment ViewController::viewWillAppear doesn't do anything, so there is no real impact. But if we want to use it it needs to be called from subclasses.
95 lines
2.7 KiB
C++
95 lines
2.7 KiB
C++
#include "generic_sub_controller.h"
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#include <assert.h>
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#include <cmath>
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using namespace Poincare;
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namespace Settings {
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GenericSubController::GenericSubController(Responder * parentResponder) :
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ViewController(parentResponder),
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m_selectableTableView(this),
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m_messageTreeModel(nullptr)
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{
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m_selectableTableView.setTopMargin(k_topBottomMargin);
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m_selectableTableView.setBottomMargin(k_topBottomMargin);
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}
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const char * GenericSubController::title() {
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if (m_messageTreeModel) {
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return I18n::translate(m_messageTreeModel->label());
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}
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return "";
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}
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void GenericSubController::didBecomeFirstResponder() {
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Container::activeApp()->setFirstResponder(&m_selectableTableView);
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}
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void GenericSubController::viewWillAppear() {
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ViewController::viewWillAppear();
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/* This can't be done in didEnterResponderChain because we don't want it to
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* be done everytime the pop-up disappears. For example, if we are editing a
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* field and a pop-up shows up with a warning, we don't want to reload the
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* entire table when dismissing the pop-up (that would erase the edition). */
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selectCellAtLocation(0, initialSelectedRow());
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/* A unique SubController is used for all sub pages of settings. We have to
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* reload its data when it is displayed as it could switch from displaying
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* "Angle unit" data to "Complex format" data for instance. */
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m_selectableTableView.reloadData();
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}
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bool GenericSubController::handleEvent(Ion::Events::Event event) {
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if (event == Ion::Events::Left) {
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stackController()->pop();
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return true;
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}
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return false;
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}
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int GenericSubController::numberOfRows() const {
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if (m_messageTreeModel) {
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return m_messageTreeModel->numberOfChildren();
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}
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return 0;
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}
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KDCoordinate GenericSubController::rowHeight(int j) {
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return Metric::ParameterCellHeight;
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}
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KDCoordinate GenericSubController::cumulatedHeightFromIndex(int j) {
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return rowHeight(0) * j;
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}
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int GenericSubController::indexFromCumulatedHeight(KDCoordinate offsetY) {
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KDCoordinate height = rowHeight(0);
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if (height == 0) {
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return 0;
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}
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return (offsetY - 1) / height;
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}
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int GenericSubController::typeAtLocation(int i, int j) {
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return 0;
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}
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void GenericSubController::willDisplayCellForIndex(HighlightCell * cell, int index) {
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MessageTableCell * myCell = (MessageTableCell *)cell;
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myCell->setMessage(m_messageTreeModel->children(index)->label());
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}
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void GenericSubController::setMessageTreeModel(const MessageTree * messageTreeModel) {
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m_messageTreeModel = (MessageTree *)messageTreeModel;
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}
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void GenericSubController::viewDidDisappear() {
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m_selectableTableView.deselectTable();
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}
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StackViewController * GenericSubController::stackController() const {
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return (StackViewController *)parentResponder();
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}
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}
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