this featurs #285

apps/global_preferences.h

@@ -36,6 +36,8 @@ class GlobalPreferences {
   void setAutocomplete(bool autocomple) { m_autoComplete = autocomple; }
   bool syntaxhighlighting() const { return m_syntaxhighlighting; }
   void setSyntaxhighlighting(bool syntaxhighlight) { m_syntaxhighlighting = syntaxhighlight; }
+  bool clearalphalockshift() const { return m_clearalphalockshift; }
+  void setclearalphalockshift(bool clearalphalockshift) { m_clearalphalockshift = clearalphalockshift; }
   int brightnessLevel() const { return m_brightnessLevel; }
   void setBrightnessLevel(int brightnessLevel);
   const KDFont * font() const { return m_font; }
@@ -63,6 +65,7 @@ class GlobalPreferences {
     m_dfuUnlocked(false),
     m_autoComplete(true),
     m_syntaxhighlighting(true),
+    m_clearalphalockshift(true),
     m_brightnessLevel(Ion::Backlight::MaxBrightness),
     m_idleBeforeSuspendSeconds(55),
     m_idleBeforeDimmingSeconds(45),
@@ -80,6 +83,7 @@ class GlobalPreferences {
   bool m_dfuUnlocked;
   bool m_autoComplete;
   bool m_syntaxhighlighting;
+  bool m_clearalphalockshift;
   int m_brightnessLevel;
   int m_idleBeforeSuspendSeconds;
   int m_idleBeforeDimmingSeconds;

apps/settings/base.de.i18n

@@ -81,3 +81,4 @@ ExtAppWriteExplanation1 = "Standardmäßig externe Anwendungen"
 ExtAppWriteExplanation2 = "kann nicht in den Speicher schreiben"
 ExtAppWriteExplanation3 = "Flash (dauerhaft) Ihres Rechners."
 ExtAppEnabled = "Aufstecken"
+Clearshiftlock = "Tastenkombination Umschalt + Löschen"

apps/settings/base.en.i18n

@@ -81,3 +81,4 @@ ExtAppWriteExplanation1 = "By default, external applications"
 ExtAppWriteExplanation2 = "cannot write to memory"
 ExtAppWriteExplanation3 = "flash (persistent) of your calculator."
 ExtAppEnabled = "Pin up"
+Clearshiftlock = "shortcut shift + clear"

apps/settings/base.es.i18n

@@ -81,3 +81,4 @@ ExtAppWriteExplanation1 = "Por defecto, las aplicaciones externas"
 ExtAppWriteExplanation2 = "no se puede escribir en la memoria"
 ExtAppWriteExplanation3 = "flash (persistente) de su calculadora."
 ExtAppEnabled = "Fijar"
+Clearshiftlock = "atajo mayús + borrar"

apps/settings/base.fr.i18n

@@ -72,6 +72,7 @@ Time = "Heure"
 RTCWarning1 = "Activer l'horloge décharge la batterie plus"
 RTCWarning2 = "vite quand la calculatrice est éteinte."
 SyntaxHighlighting = "Coloration syntaxique"
+Clearshiftlock = "raccourci shift + clear"
 Normal = "Normale"
 IdleTimeBeforeDimming = "Assombrir après (s)"
 IdleTimeBeforeSuspend = "Éteindre après (s)"

apps/settings/base.hu.i18n

@@ -81,3 +81,4 @@ ExtAppWriteExplanation1 = "Alapértelmezés szerint külső alkalmazások"
 ExtAppWriteExplanation2 = "nem tud a memóriába írni"
 ExtAppWriteExplanation3 = "villog (tartósan) a számológép."
 ExtAppEnabled = "Feltűz"
+Clearshiftlock = "gyorsbillentyű shift + törlés"

apps/settings/base.it.i18n

@@ -81,3 +81,4 @@ ExtAppWriteExplanation1 = "Per impostazione predefinita, le app esterne"
 ExtAppWriteExplanation2 = "non possono scrivere in memoria flash"
 ExtAppWriteExplanation3 = "(persistente) della calcolatrice."
 ExtAppEnabled = "Affiggere"
+Clearshiftlock = "scorciatoia Maiusc + Cancella"

apps/settings/base.nl.i18n

@@ -81,3 +81,4 @@ ExtAppWriteExplanation1 = "Standaard zijn externe toepassingen"
 ExtAppWriteExplanation2 = "kan niet naar het geheugen schrijven"
 ExtAppWriteExplanation3 = "flash (aanhoudend) van uw rekenmachine."
 ExtAppEnabled = "Vastpinnen"
+Clearshiftlock = "sneltoets shift + wissen"

apps/settings/base.pt.i18n

@@ -81,3 +81,4 @@ ExtAppWriteExplanation1 = "Por padrão, aplicativos externos"
 ExtAppWriteExplanation2 = "não pode gravar na memória"
 ExtAppWriteExplanation3 = "flash (persistente) de sua calculadora."
 ExtAppEnabled = "Pôster"
+Clearshiftlock = "atalho shift + limpar"

apps/settings/main_controller.cpp

@@ -24,7 +24,7 @@ constexpr SettingsMessageTree s_contributorsChildren[18] = {SettingsMessageTree(
 
 // Code Settings
 #ifdef HAS_CODE
-constexpr SettingsMessageTree s_codeChildren[3] = {SettingsMessageTree(I18n::Message::FontSizes, s_modelFontChildren), SettingsMessageTree(I18n::Message::Autocomplete), SettingsMessageTree(I18n::Message::SyntaxHighlighting)};
+constexpr SettingsMessageTree s_codeChildren[4] = {SettingsMessageTree(I18n::Message::FontSizes, s_modelFontChildren), SettingsMessageTree(I18n::Message::Autocomplete), SettingsMessageTree(I18n::Message::SyntaxHighlighting), SettingsMessageTree(I18n::Message::Clearshiftlock)};
 #endif
 constexpr SettingsMessageTree s_modelFontChildren[2] = {SettingsMessageTree(I18n::Message::LargeFont), SettingsMessageTree(I18n::Message::SmallFont)};
 

apps/settings/main_controller.h

@@ -25,7 +25,7 @@ extern const Shared::SettingsMessageTree s_symbolChildren[4];
 extern const Shared::SettingsMessageTree s_symbolFunctionChildren[3];
 extern const Shared::SettingsMessageTree s_modelMathOptionsChildren[6];
 extern const Shared::SettingsMessageTree s_modelFontChildren[2];
-extern const Shared::SettingsMessageTree s_codeChildren[3];
+extern const Shared::SettingsMessageTree s_codeChildren[4];
 extern const Shared::SettingsMessageTree s_modelDateTimeChildren[3];
 extern const Shared::SettingsMessageTree s_accessibilityChildren[6];
 extern const Shared::SettingsMessageTree s_contributorsChildren[18];

apps/settings/sub_menu/code_options_controller.cpp

@@ -13,6 +13,7 @@ CodeOptionsController::CodeOptionsController(Responder * parentResponder) :
   m_chevronCellFontSize.setMessageFont(KDFont::LargeFont);
   m_switchCellAutoCompletion.setMessageFont(KDFont::LargeFont);
   m_switchCellSyntaxHighlighting.setMessageFont(KDFont::LargeFont);
+  m_switchCellClearshiftlock.setMessageFont(KDFont::LargeFont);
 }
 
 bool CodeOptionsController::handleEvent(Ion::Events::Event event) {
@@ -26,6 +27,10 @@ bool CodeOptionsController::handleEvent(Ion::Events::Event event) {
         GlobalPreferences::sharedGlobalPreferences()->setSyntaxhighlighting(!GlobalPreferences::sharedGlobalPreferences()->syntaxhighlighting());
         m_selectableTableView.reloadCellAtLocation(m_selectableTableView.selectedColumn(), m_selectableTableView.selectedRow());
         break;
+      case 3:
+        GlobalPreferences::sharedGlobalPreferences()->setclearalphalockshift(!GlobalPreferences::sharedGlobalPreferences()->clearalphalockshift());
+        m_selectableTableView.reloadCellAtLocation(m_selectableTableView.selectedColumn(), m_selectableTableView.selectedRow());
+        break;
       default:
         GenericSubController * subController = nullptr;
         subController = &m_preferencesController;
@@ -48,8 +53,10 @@ HighlightCell * CodeOptionsController::reusableCell(int index, int type) {
   }
   else if (index == 1) {
     return &m_switchCellAutoCompletion;
+  }else if (index == 2){
+    return &m_switchCellSyntaxHighlighting;
   }
-  return &m_switchCellSyntaxHighlighting;
+  return &m_switchCellClearshiftlock;
 }
 
 int CodeOptionsController::reusableCellCount(int type) {
@@ -79,6 +86,11 @@ void CodeOptionsController::willDisplayCellForIndex(HighlightCell * cell, int in
     SwitchView * mySwitch = (SwitchView *)mySwitchCell->accessoryView();
     mySwitch->setState(GlobalPreferences::sharedGlobalPreferences()->syntaxhighlighting());
   }
+  else if (thisLabel == I18n::Message::Clearshiftlock) {
+    MessageTableCellWithSwitch * mySwitchCell = (MessageTableCellWithSwitch *)cell;
+    SwitchView * mySwitch = (SwitchView *)mySwitchCell->accessoryView();
+    mySwitch->setState(GlobalPreferences::sharedGlobalPreferences()->clearalphalockshift());
+  }
 #endif
 }
 

apps/settings/sub_menu/code_options_controller.h

@@ -14,11 +14,12 @@ class CodeOptionsController : public GenericSubController {
   int reusableCellCount(int type) override;
   void willDisplayCellForIndex(HighlightCell * cell, int index) override;
 private:
-  constexpr static int k_totalNumberOfCell = 4;
+  constexpr static int k_totalNumberOfCell = 5;
   PreferencesController m_preferencesController;
   MessageTableCellWithChevronAndMessage m_chevronCellFontSize;
   MessageTableCellWithSwitch m_switchCellAutoCompletion;
   MessageTableCellWithSwitch m_switchCellSyntaxHighlighting;
+  MessageTableCellWithSwitch m_switchCellClearshiftlock;
 };
 
 }

escher/src/text_area.cpp

@@ -4,6 +4,7 @@
 #include <ion/unicode/utf8_decoder.h>
 #include <ion/unicode/utf8_helper.h>
 #include <poincare/serialization_helper.h>
+#include <../../apps/global_preferences.h>
 
 #include <stddef.h>
 #include <assert.h>
@@ -249,11 +250,13 @@ bool TextArea::handleEvent(Ion::Events::Event event) {
     contentView()->resetSelection();
     contentView()->moveCursorGeo(0, event == Ion::Events::Up ? -step : step);
   } else if (event == Ion::Events::Clear) {
-    if (!contentView()->selectionIsEmpty()) {
-      deleteSelection();
-      return true;
-    } else if (!contentView()->removeEndOfLine()) {
-      contentView()->removeStartOfLine();
+    if (GlobalPreferences::sharedGlobalPreferences()->clearalphalockshift()){
+      if (!contentView()->selectionIsEmpty()) {
+        deleteSelection();
+        return true;
+      } else if (!contentView()->removeEndOfLine()) {
+        contentView()->removeStartOfLine();
+      }
     }
   } else if (event == Ion::Events::Paste) {
     return handleEventWithText(Clipboard::sharedClipboard()->storedText());