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e74e15eaf7
When adding to many scripts without naming them, one can overflow the number of default generated script names, in which case we force the user to enter a name.
409 lines
15 KiB
C++
409 lines
15 KiB
C++
#include "menu_controller.h"
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#include "app.h"
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#include "../i18n.h"
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#include "../apps_container.h"
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#include <assert.h>
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#include <escher/metric.h>
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#include <ion/events.h>
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namespace Code {
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MenuController::MenuController(Responder * parentResponder, App * pythonDelegate, ScriptStore * scriptStore, ButtonRowController * footer) :
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ViewController(parentResponder),
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ButtonRowDelegate(nullptr, footer),
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m_scriptStore(scriptStore),
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m_addNewScriptCell(),
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m_consoleButton(this, I18n::Message::Console, Invocation([](void * context, void * sender) {
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MenuController * menu = (MenuController *)context;
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menu->consoleController()->setAutoImport(true);
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menu->stackViewController()->push(menu->consoleController());
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return true;
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}, this), KDFont::LargeFont),
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m_selectableTableView(this, this, this, this),
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m_scriptParameterController(nullptr, I18n::Message::ScriptOptions, this),
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m_editorController(this, pythonDelegate),
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m_reloadConsoleWhenBecomingFirstResponder(false),
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m_shouldDisplayAddScriptRow(true)
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{
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m_selectableTableView.setMargins(0);
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m_selectableTableView.setShowsIndicators(false);
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m_addNewScriptCell.setMessage(I18n::Message::AddScript);
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for (int i = 0; i < k_maxNumberOfDisplayableScriptCells; i++) {
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m_scriptCells[i].setParentResponder(&m_selectableTableView);
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m_scriptCells[i].textField()->setDelegates(nullptr, this);
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}
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}
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ConsoleController * MenuController::consoleController() {
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return static_cast<App *>(app())->consoleController();
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}
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StackViewController * MenuController::stackViewController() {
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return static_cast<StackViewController *>(parentResponder()->parentResponder());
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}
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void MenuController::willExitResponderChain(Responder * nextFirstResponder) {
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int selectedRow = m_selectableTableView.selectedRow();
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int selectedColumn = m_selectableTableView.selectedColumn();
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if (selectedRow >= 0 && selectedRow < m_scriptStore->numberOfScripts() && selectedColumn == 0) {
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TextField * tf = static_cast<ScriptNameCell *>(m_selectableTableView.selectedCell())->textField();
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if (tf->isEditing()) {
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tf->setEditing(false, false);
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textFieldDidAbortEditing(tf);
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}
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}
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}
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void MenuController::didBecomeFirstResponder() {
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if (m_reloadConsoleWhenBecomingFirstResponder) {
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reloadConsole();
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}
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if (footer()->selectedButton() == 0) {
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assert(m_selectableTableView.selectedRow() < 0);
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app()->setFirstResponder(&m_consoleButton);
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return;
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}
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if (m_selectableTableView.selectedRow() < 0) {
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m_selectableTableView.selectCellAtLocation(0,0);
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}
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assert(m_selectableTableView.selectedRow() < m_scriptStore->numberOfScripts() + 1);
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app()->setFirstResponder(&m_selectableTableView);
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#if EPSILON_GETOPT
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if (consoleController()->locked() && consoleController()->loadPythonEnvironment()) {
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stackViewController()->push(consoleController());
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return;
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}
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#endif
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}
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void MenuController::viewWillAppear() {
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updateAddScriptRowDisplay();
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}
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bool MenuController::handleEvent(Ion::Events::Event event) {
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if (event == Ion::Events::Down) {
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m_selectableTableView.deselectTable();
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footer()->setSelectedButton(0);
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return true;
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}
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if (event == Ion::Events::Up) {
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if (footer()->selectedButton() == 0) {
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footer()->setSelectedButton(-1);
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m_selectableTableView.selectCellAtLocation(0, numberOfRows()-1);
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app()->setFirstResponder(&m_selectableTableView);
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return true;
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}
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}
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if (event == Ion::Events::OK || event == Ion::Events::EXE) {
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int selectedRow = m_selectableTableView.selectedRow();
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int selectedColumn = m_selectableTableView.selectedColumn();
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if (selectedRow >= 0 && selectedRow < m_scriptStore->numberOfScripts()) {
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if (selectedColumn == 1) {
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configureScript();
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return true;
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}
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assert(selectedColumn == 0);
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editScriptAtIndex(selectedRow);
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return true;
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} else if (m_shouldDisplayAddScriptRow
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&& selectedColumn == 0
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&& selectedRow == m_scriptStore->numberOfScripts())
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{
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addScript();
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return true;
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}
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}
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return false;
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}
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void MenuController::renameSelectedScript() {
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assert(m_selectableTableView.selectedRow() >= 0);
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assert(m_selectableTableView.selectedRow() < m_scriptStore->numberOfScripts());
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static_cast<AppsContainer *>(const_cast<Container *>(app()->container()))->setShiftAlphaStatus(Ion::Events::ShiftAlphaStatus::AlphaLock);
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m_selectableTableView.selectCellAtLocation(0, (m_selectableTableView.selectedRow()));
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ScriptNameCell * myCell = static_cast<ScriptNameCell *>(m_selectableTableView.selectedCell());
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app()->setFirstResponder(myCell);
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myCell->setHighlighted(false);
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myCell->textField()->setEditing(true, false);
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myCell->textField()->setCursorLocation(strlen(myCell->textField()->text()));
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}
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void MenuController::deleteScript(Script script) {
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assert(!script.isNull());
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script.destroy();
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updateAddScriptRowDisplay();
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}
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void MenuController::reloadConsole() {
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consoleController()->unloadPythonEnvironment();
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m_reloadConsoleWhenBecomingFirstResponder = false;
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}
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void MenuController::openConsoleWithScript(Script script) {
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reloadConsole();
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consoleController()->setAutoImport(false);
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stackViewController()->push(consoleController());
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consoleController()->autoImportScript(script, true);
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m_reloadConsoleWhenBecomingFirstResponder = true;
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}
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void MenuController::scriptContentEditionDidFinish(){
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reloadConsole();
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}
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int MenuController::numberOfRows() {
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return m_scriptStore->numberOfScripts() + m_shouldDisplayAddScriptRow;
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}
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void MenuController::willDisplayCellAtLocation(HighlightCell * cell, int i, int j) {
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if (i == 0 && j < m_scriptStore->numberOfScripts()) {
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willDisplayScriptTitleCellForIndex(cell, j);
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}
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static_cast<EvenOddCell *>(cell)->setEven(j%2 == 0);
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cell->setHighlighted(i == selectedColumn() && j == selectedRow());
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}
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KDCoordinate MenuController::columnWidth(int i) {
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switch (i) {
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case 0:
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return m_selectableTableView.bounds().width()-k_parametersColumnWidth;
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case 1:
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return k_parametersColumnWidth;
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default:
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assert(false);
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return 0;
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}
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}
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KDCoordinate MenuController::cumulatedWidthFromIndex(int i) {
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switch (i) {
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case 0:
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return 0;
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case 1:
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return m_selectableTableView.bounds().width()-k_parametersColumnWidth;
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case 2:
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return m_selectableTableView.bounds().width();
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default:
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assert(false);
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return 0;
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}
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}
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KDCoordinate MenuController::cumulatedHeightFromIndex(int j) {
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return Metric::StoreRowHeight * j;
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}
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int MenuController::indexFromCumulatedWidth(KDCoordinate offsetX) {
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if (offsetX <= m_selectableTableView.bounds().width()-k_parametersColumnWidth) {
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return 0;
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}
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if (offsetX <= m_selectableTableView.bounds().width()) {
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return 1;
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}
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else {
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return 2;
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}
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assert(false);
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return 0;
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}
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int MenuController::indexFromCumulatedHeight(KDCoordinate offsetY) {
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if (Metric::StoreRowHeight == 0) {
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return 0;
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}
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return (offsetY - 1) / Metric::StoreRowHeight;
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}
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HighlightCell * MenuController::reusableCell(int index, int type) {
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assert(index >= 0);
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if (type == ScriptCellType) {
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assert(index >=0 && index < k_maxNumberOfDisplayableScriptCells);
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return &m_scriptCells[index];
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}
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if (type == ScriptParameterCellType) {
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assert(index >=0 && index < k_maxNumberOfDisplayableScriptCells);
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return &m_scriptParameterCells[index];
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}
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if (type == AddScriptCellType) {
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assert(index == 0);
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return &m_addNewScriptCell;
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}
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if(type == EmptyCellType) {
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return &m_emptyCell;
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}
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assert(false);
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return nullptr;
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}
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int MenuController::reusableCellCount(int type) {
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if (type == AddScriptCellType) {
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return 1;
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}
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if (type == ScriptCellType || type == ScriptParameterCellType) {
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return k_maxNumberOfDisplayableScriptCells;
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}
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if (type == EmptyCellType) {
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return 1;
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}
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assert(false);
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return 0;
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}
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int MenuController::typeAtLocation(int i, int j) {
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assert(i >= 0 && i < numberOfColumns());
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assert(j >= 0 && j < numberOfRows());
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if (i == 0) {
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if (j == numberOfRows()-1 && m_shouldDisplayAddScriptRow) {
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return AddScriptCellType;
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}
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return ScriptCellType;
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}
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assert(i == 1);
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if (j == numberOfRows()-1 && m_shouldDisplayAddScriptRow) {
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return EmptyCellType;
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}
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return ScriptParameterCellType;
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}
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void MenuController::willDisplayScriptTitleCellForIndex(HighlightCell * cell, int index) {
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assert(index >= 0 && index < m_scriptStore->numberOfScripts());
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(static_cast<ScriptNameCell *>(cell))->textField()->setText(m_scriptStore->scriptAtIndex(index).fullName());
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}
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void MenuController::tableViewDidChangeSelection(SelectableTableView * t, int previousSelectedCellX, int previousSelectedCellY) {
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if (selectedRow() == numberOfRows() - 1 && selectedColumn() == 1 && m_shouldDisplayAddScriptRow) {
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t->selectCellAtLocation(0, numberOfRows()-1);
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}
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}
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bool MenuController::textFieldShouldFinishEditing(TextField * textField, Ion::Events::Event event) {
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return event == Ion::Events::OK || event == Ion::Events::EXE
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|| event == Ion::Events::Down || event == Ion::Events::Up;
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}
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bool MenuController::textFieldDidReceiveEvent(TextField * textField, Ion::Events::Event event) {
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if (event == Ion::Events::Right && textField->isEditing() && textField->cursorLocation() == textField->draftTextLength()) {
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return true;
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}
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if (event == Ion::Events::Clear && textField->isEditing()) {
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constexpr size_t k_bufferSize = 4;
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char buffer[k_bufferSize] = {'.', 0, 0, 0};
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assert(k_bufferSize >= 1 + strlen(ScriptStore::k_scriptExtension) + 1);
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strlcpy(&buffer[1], ScriptStore::k_scriptExtension, strlen(ScriptStore::k_scriptExtension) + 1);
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textField->setText(buffer);
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textField->setCursorLocation(0);
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return true;
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}
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return false;
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}
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bool MenuController::textFieldDidFinishEditing(TextField * textField, const char * text, Ion::Events::Event event) {
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const char * newName;
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static constexpr int bufferSize = Script::k_defaultScriptNameMaxSize + 1 + ScriptStore::k_scriptExtensionLength; //"script99" + "." + "py"
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char numberedDefaultName[bufferSize];
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if (strlen(text) > 1 + strlen(ScriptStore::k_scriptExtension)) {
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newName = text;
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} else {
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// The user entered an empty name. Use a numbered default script name.
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bool foundDefaultName = Script::DefaultName(numberedDefaultName, Script::k_defaultScriptNameMaxSize);
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int defaultNameLength = strlen(numberedDefaultName);
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numberedDefaultName[defaultNameLength++] = '.';
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strlcpy(&numberedDefaultName[defaultNameLength], ScriptStore::k_scriptExtension, bufferSize - defaultNameLength);
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/* If there are already scripts named script1.py, script2.py,... until
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* Script::k_maxNumberOfDefaultScriptNames, we want to write the last tried
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* default name and let the user modify it. */
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if (!foundDefaultName) {
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textField->setText(numberedDefaultName);
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textField->setCursorLocation(defaultNameLength);
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}
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newName = const_cast<const char *>(numberedDefaultName);
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}
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Script::ErrorStatus error = Script::nameCompliant(newName) ? m_scriptStore->scriptAtIndex(m_selectableTableView.selectedRow()).setName(newName) : Script::ErrorStatus::NonCompliantName;
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if (error == Script::ErrorStatus::None) {
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updateAddScriptRowDisplay();
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textField->setText(newName);
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int currentRow = m_selectableTableView.selectedRow();
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if (event == Ion::Events::Down && currentRow < numberOfRows() - 1) {
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m_selectableTableView.selectCellAtLocation(m_selectableTableView.selectedColumn(), currentRow + 1);
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} else if (event == Ion::Events::Up && currentRow > 0) {
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m_selectableTableView.selectCellAtLocation(m_selectableTableView.selectedColumn(), currentRow - 1);
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}
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m_selectableTableView.selectedCell()->setHighlighted(true);
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reloadConsole();
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app()->setFirstResponder(&m_selectableTableView);
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static_cast<AppsContainer *>(const_cast<Container *>(app()->container()))->setShiftAlphaStatus(Ion::Events::ShiftAlphaStatus::Default);
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return true;
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} else if (error == Script::ErrorStatus::NameTaken) {
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app()->displayWarning(I18n::Message::NameTaken);
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} else if (error == Script::ErrorStatus::NonCompliantName) {
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app()->displayWarning(I18n::Message::NonCompliantName);
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} else {
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assert(error == Script::ErrorStatus::NotEnoughSpaceAvailable);
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app()->displayWarning(I18n::Message::NameTooLong);
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}
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return false;
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}
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bool MenuController::textFieldDidAbortEditing(TextField * textField) {
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Script script = m_scriptStore->scriptAtIndex(m_selectableTableView.selectedRow());
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const char * scriptName = script.fullName();
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if (strlen(scriptName) <= 1 + strlen(ScriptStore::k_scriptExtension)) {
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// The previous text was an empty name. Use a numbered default script name.
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char numberedDefaultName[Script::k_defaultScriptNameMaxSize];
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Script::DefaultName(numberedDefaultName, Script::k_defaultScriptNameMaxSize);
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Script::ErrorStatus error = script.setBaseNameWithExtension(numberedDefaultName, ScriptStore::k_scriptExtension);
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scriptName = m_scriptStore->scriptAtIndex(m_selectableTableView.selectedRow()).fullName();
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/* Because we use the numbered default name, the name should not be
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* already taken. Plus, the script could be added only if the storage has
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* enough available space to add a script named 'script99.py' */
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(void) error; // Silence the "variable unused" warning if assertions are not enabled
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assert(error == Script::ErrorStatus::None);
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updateAddScriptRowDisplay();
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}
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textField->setText(scriptName);
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m_selectableTableView.selectCellAtLocation(m_selectableTableView.selectedColumn(), m_selectableTableView.selectedRow());
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app()->setFirstResponder(&m_selectableTableView);
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static_cast<AppsContainer *>(const_cast<Container *>(app()->container()))->setShiftAlphaStatus(Ion::Events::ShiftAlphaStatus::Default);
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return true;
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}
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bool MenuController::textFieldDidHandleEvent(TextField * textField, bool returnValue, bool textHasChanged) {
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int scriptExtensionLength = 1 + strlen(ScriptStore::k_scriptExtension);
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if (textField->isEditing() && textField->cursorLocation() > textField->draftTextLength() - scriptExtensionLength) {
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textField->setCursorLocation(textField->draftTextLength() - scriptExtensionLength);
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}
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return returnValue;
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}
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void MenuController::addScript() {
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Script::ErrorStatus error = m_scriptStore->addNewScript();
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if (error == Script::ErrorStatus::None) {
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updateAddScriptRowDisplay();
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renameSelectedScript();
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return;
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}
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assert(false); // Adding a new script is called when !m_scriptStore.isFull() which guarantees that the available space in the storage is big enough
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}
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void MenuController::configureScript() {
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assert(m_selectableTableView.selectedRow() >= 0);
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assert(m_selectableTableView.selectedRow() < m_scriptStore->numberOfScripts());
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m_scriptParameterController.setScript(m_scriptStore->scriptAtIndex(m_selectableTableView.selectedRow()));
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stackViewController()->push(&m_scriptParameterController);
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}
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void MenuController::editScriptAtIndex(int scriptIndex) {
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assert(scriptIndex >=0 && scriptIndex < m_scriptStore->numberOfScripts());
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Script script = m_scriptStore->scriptAtIndex(scriptIndex);
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m_editorController.setScript(script);
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stackViewController()->push(&m_editorController);
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}
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void MenuController::updateAddScriptRowDisplay() {
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m_shouldDisplayAddScriptRow = !m_scriptStore->isFull();
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m_selectableTableView.reloadData();
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}
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}
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