Implement #31

assets/qml/Windows/Setup.qml

@@ -48,6 +48,8 @@ Control {
         property alias dmDataBits: dataBits.currentIndex
         property alias dmBaudValue: baudRate.currentIndex
         property alias dmFlowControl: flowControl.currentIndex
+        property alias dmStartSequence: startSeqText.text
+        property alias dmEndSequence: endSeqText.text
         property alias appLanguage: languageCombo.currentIndex
     }
 
@@ -330,6 +332,38 @@ Control {
                 model: Cpp_Misc_Translator.availableLanguages
                 onCurrentIndexChanged: Cpp_Misc_Translator.setLanguage(currentIndex)
             }
+
+            //
+            // Start sequence
+            //
+            Label {
+                text: qsTr("Start sequence") + ": "
+            } TextField {
+                id: startSeqText
+                Layout.fillWidth: true
+                placeholderText: "/*"
+                text: "/*"
+                onTextChanged: {
+                    if (text !== Cpp_IO_Manager.startSequence)
+                        Cpp_IO_Manager.startSequence = text
+                }
+            }
+
+            //
+            // End sequence
+            //
+            Label {
+                text: qsTr("End sequence") + ": "
+            } TextField {
+                id: endSeqText
+                Layout.fillWidth: true
+                placeholderText: "*/"
+                text: "*/"
+                onTextChanged: {
+                    if (text !== Cpp_IO_Manager.finishSequence)
+                        Cpp_IO_Manager.finishSequence = text
+                }
+            }
         }
 
         //

src/IO/Manager.cpp

@@ -33,6 +33,28 @@ using namespace IO;
  */
 static Manager *INSTANCE = nullptr;
 
+/**
+ * Adds support for C escape sequences to the given @a str.
+ * When user inputs "\n" in a textbox, Qt automatically converts that string to "\\n".
+ * For our purposes, we need to convert "\\n" back to "\n", and so on with the rest of
+ * the escape sequences supported by C.
+ *
+ * TODO: add support for numbers
+ */
+static QString ADD_ESCAPE_SEQUENCES(const QString &str)
+{
+    auto escapedStr = str;
+    escapedStr = escapedStr.replace("\\a", "\a");
+    escapedStr = escapedStr.replace("\\b", "\b");
+    escapedStr = escapedStr.replace("\\e", "\e");
+    escapedStr = escapedStr.replace("\\f", "\f");
+    escapedStr = escapedStr.replace("\\n", "\n");
+    escapedStr = escapedStr.replace("\\r", "\r");
+    escapedStr = escapedStr.replace("\\t", "\t");
+    escapedStr = escapedStr.replace("\\v", "\v");
+    return escapedStr;
+}
+
 /**
  * Constructor function
  */
@@ -363,7 +385,10 @@ void Manager::setMaxBufferSize(const int maxBufferSize)
  */
 void Manager::setStartSequence(const QString &sequence)
 {
-    m_startSequence = sequence;
+    m_startSequence = ADD_ESCAPE_SEQUENCES(sequence);
+    if (m_startSequence.isEmpty())
+        m_startSequence = "/*";
+
     emit startSequenceChanged();
 }
 
@@ -373,7 +398,10 @@ void Manager::setStartSequence(const QString &sequence)
  */
 void Manager::setFinishSequence(const QString &sequence)
 {
-    m_finishSequence = sequence;
+    m_finishSequence = ADD_ESCAPE_SEQUENCES(sequence);
+    if (m_finishSequence.isEmpty())
+        m_finishSequence = "/*";
+
     emit finishSequenceChanged();
 }
 

src/IO/Manager.h

@@ -52,6 +52,14 @@ class Manager : public QObject
     Q_PROPERTY(QString receivedDataLength
                READ receivedDataLength
                NOTIFY receivedBytesChanged)
+    Q_PROPERTY(QString startSequence
+               READ startSequence
+               WRITE setStartSequence
+               NOTIFY startSequenceChanged)
+    Q_PROPERTY(QString finishSequence
+               READ finishSequence
+               WRITE setFinishSequence
+               NOTIFY finishSequenceChanged)
     // clang-format on
 
 signals: