From 681952701e06d427ce4abe11d8d559a755dfdc06 Mon Sep 17 00:00:00 2001
From: Alex Spataru <alex_spataru@outlook.com>
Date: Fri, 5 Feb 2021 10:48:29 -0500
Subject: [PATCH] Allow copying & exporting console data

---
 assets/qml/Windows/Console.qml |  91 +++++++++++++++++++++++++++++++++
 assets/qml/Windows/Setup.qml   |   5 +-
 assets/translations/de.qm      | Bin 15200 -> 15678 bytes
 assets/translations/de.ts      |  24 +++++++++
 assets/translations/en.qm      | Bin 8596 -> 8884 bytes
 assets/translations/en.ts      |  24 +++++++++
 assets/translations/es.qm      | Bin 15408 -> 15908 bytes
 assets/translations/es.ts      |  24 +++++++++
 assets/translations/zh.qm      | Bin 10419 -> 10753 bytes
 assets/translations/zh.ts      |  24 +++++++++
 src/IO/Console.cpp             |  68 +++++++++++++++++++++++-
 src/IO/Console.h               |   6 +++
 src/IO/Manager.cpp             |   4 ++
 13 files changed, 266 insertions(+), 4 deletions(-)

diff --git a/assets/qml/Windows/Console.qml b/assets/qml/Windows/Console.qml
index f4ad7970..b3ab722a 100644
--- a/assets/qml/Windows/Console.qml
+++ b/assets/qml/Windows/Console.qml
@@ -41,6 +41,13 @@ Control {
     //
     property alias text: textArea.text
     readonly property color consoleColor: "#8ecd9d"
+
+    //
+    // Hacks to allow context menu to work
+    //
+    property int curPos
+    property int selectEnd
+    property int selectStart
     
     //
     // Function to send through serial port data
@@ -62,6 +69,42 @@ Control {
         property alias displayMode: displayModeCombo.currentIndex
     }
 
+    //
+    // Shortcut to copy selection of console
+    //
+    Shortcut {
+        sequence: StandardKey.Copy
+        onActivated: textArea.copy()
+    }
+
+    //
+    // Right-click context menu
+    //
+    Menu {
+        id: contextMenu
+
+        MenuItem {
+            text: qsTr("Copy")
+            opacity: enabled ? 1 : 0.5
+            onTriggered: textArea.copy()
+            enabled: textArea.selectedText
+        }
+
+        MenuItem {
+            text: qsTr("Clear")
+            opacity: enabled ? 1 : 0.5
+            enabled: textArea.length > 0
+            onTriggered: Cpp_IO_Console.clear()
+        }
+
+        MenuItem {
+            opacity: enabled ? 1 : 0.5
+            text: qsTr("Save as") + "..."
+            onTriggered: Cpp_IO_Console.save()
+            enabled: Cpp_IO_Console.saveAvailable
+        }
+    }
+
     //
     // Controls
     //
@@ -111,18 +154,54 @@ Control {
 
                 TextEdit {
                     id: textArea
+                    focus: true
                     readOnly: true
                     font.pixelSize: 12
                     width: flick.width
                     height: flick.height
+                    selectByMouse: true
+                    selectByKeyboard: true
                     color: root.consoleColor
+                    persistentSelection: true
                     wrapMode: TextEdit.NoWrap
                     font.family: app.monoFont
+                    selectionColor: palette.highlight
+                    selectedTextColor: palette.highlightedText
                     onCursorRectangleChanged: flick.ensureVisible(cursorRectangle)
                     onTextChanged: {
                         if (Cpp_IO_Console.autoscroll)
                             textArea.cursorPosition = textArea.length
                     }
+
+                    MouseArea {
+                        anchors.fill: parent
+                        hoverEnabled: true
+                        acceptedButtons: Qt.RightButton
+
+                        onClicked: {
+                            root.selectStart = textArea.selectionStart;
+                            root.selectEnd = textArea.selectionEnd;
+                            root.curPos = textArea.cursorPosition;
+                            contextMenu.x = mouse.x;
+                            contextMenu.y = mouse.y;
+                            contextMenu.open();
+                            textArea.cursorPosition = root.curPos;
+                            textArea.select(root.selectStart, root.selectEnd);
+                        }
+
+                        onPressAndHold: {
+                            if (mouse.source === Qt.MouseEventNotSynthesized) {
+                                root.selectStart = textArea.selectionStart;
+                                root.selectEnd = textArea.selectionEnd;
+                                root.curPos = textArea.cursorPosition;
+                                contextMenu.x = mouse.x;
+                                contextMenu.y = mouse.y;
+                                contextMenu.open();
+                                textArea.cursorPosition = root.curPos;
+                                textArea.select(root.selectStart, root.selectEnd);
+                            }
+                        }
+                    }
                 }
             }
         }
@@ -246,6 +325,18 @@ Control {
 
             Button {
                 height: 24
+                Layout.maximumWidth: 32
+                icon.color: palette.text
+                opacity: enabled ? 1 : 0.5
+                onClicked: Cpp_IO_Console.save()
+                icon.source: "qrc:/icons/save.svg"
+                enabled: Cpp_IO_Console.saveAvailable
+                Behavior on opacity {NumberAnimation{}}
+            }
+
+            Button {
+                height: 24
+                Layout.maximumWidth: 32
                 icon.color: palette.text
                 opacity: enabled ? 1 : 0.5
                 enabled: textArea.length > 0
diff --git a/assets/qml/Windows/Setup.qml b/assets/qml/Windows/Setup.qml
index 33f911f6..215ee03d 100644
--- a/assets/qml/Windows/Setup.qml
+++ b/assets/qml/Windows/Setup.qml
@@ -186,7 +186,7 @@ Control {
             //
             Label {
                 opacity: enabled ? 1 : 0.5
-                enabled: !Cpp_IO_Serial.connected
+                enabled: !Cpp_IO_Manager.connected
                 Behavior on opacity {NumberAnimation{}}
                 text: qsTr("COM Port") + ":"
             } ComboBox {
@@ -200,7 +200,7 @@ Control {
                 }
 
                 opacity: enabled ? 1 : 0.5
-                enabled: !Cpp_IO_Serial.connected
+                enabled: !Cpp_IO_Manager.connected
                 Behavior on opacity {NumberAnimation{}}
             }
 
@@ -209,7 +209,6 @@ Control {
             //
             Label {
                 opacity: enabled ? 1 : 0.5
-                enabled: !Cpp_IO_Serial.connected
                 Behavior on opacity {NumberAnimation{}}
                 text: qsTr("Baud Rate") + ":"
             } ComboBox {
diff --git a/assets/translations/de.qm b/assets/translations/de.qm
index e8c0a270b751903e259593bcfa31cbc2292cfb3e..54bd6dfe340f0d5ccff84ff379cc1180ac439fb2 100644
GIT binary patch
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diff --git a/assets/translations/de.ts b/assets/translations/de.ts
index 18aff3e0..10c2c8a1 100644
--- a/assets/translations/de.ts
+++ b/assets/translations/de.ts
@@ -155,6 +155,18 @@
         <source>Show timestamp</source>
         <translation>Zeitstempel anzeigen</translation>
     </message>
+    <message>
+        <source>Copy</source>
+        <translation>Kopieren</translation>
+    </message>
+    <message>
+        <source>Clear</source>
+        <translation>Löschen</translation>
+    </message>
+    <message>
+        <source>Save as</source>
+        <translation>Speichern als</translation>
+    </message>
 </context>
 <context>
     <name>CsvPlayer</name>
@@ -459,6 +471,18 @@
         <source>Hexadecimal</source>
         <translation>Hexadezimal</translation>
     </message>
+    <message>
+        <source>Export console data</source>
+        <translation>Konsolendaten exportieren</translation>
+    </message>
+    <message>
+        <source>Text files</source>
+        <translation>Textdateien</translation>
+    </message>
+    <message>
+        <source>File save error</source>
+        <translation>Fehler beim Speichern der Datei</translation>
+    </message>
 </context>
 <context>
     <name>IO::DataSources::Serial</name>
diff --git a/assets/translations/en.qm b/assets/translations/en.qm
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GIT binary patch
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diff --git a/assets/translations/en.ts b/assets/translations/en.ts
index 33eee682..40a8fa40 100644
--- a/assets/translations/en.ts
+++ b/assets/translations/en.ts
@@ -151,6 +151,18 @@
         <source>Show timestamp</source>
         <translation></translation>
     </message>
+    <message>
+        <source>Copy</source>
+        <translation></translation>
+    </message>
+    <message>
+        <source>Clear</source>
+        <translation></translation>
+    </message>
+    <message>
+        <source>Save as</source>
+        <translation></translation>
+    </message>
 </context>
 <context>
     <name>CsvPlayer</name>
@@ -396,6 +408,18 @@
         <source>Hexadecimal</source>
         <translation></translation>
     </message>
+    <message>
+        <source>Export console data</source>
+        <translation></translation>
+    </message>
+    <message>
+        <source>Text files</source>
+        <translation></translation>
+    </message>
+    <message>
+        <source>File save error</source>
+        <translation></translation>
+    </message>
 </context>
 <context>
     <name>IO::DataSources::Serial</name>
diff --git a/assets/translations/es.qm b/assets/translations/es.qm
index d1077f49fcaf36bc42af1179e8ceb6a61ccb1037..8049ddd17134c1fb6061db24d8229e46f92e61e4 100644
GIT binary patch
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delta 1066
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diff --git a/assets/translations/es.ts b/assets/translations/es.ts
index 763bf6c2..fec08ed3 100644
--- a/assets/translations/es.ts
+++ b/assets/translations/es.ts
@@ -159,6 +159,18 @@
         <source>Show timestamp</source>
         <translation>Marca de tiempo</translation>
     </message>
+    <message>
+        <source>Copy</source>
+        <translation>Copiar</translation>
+    </message>
+    <message>
+        <source>Clear</source>
+        <translation>Limpiar</translation>
+    </message>
+    <message>
+        <source>Save as</source>
+        <translation>Guardar como</translation>
+    </message>
 </context>
 <context>
     <name>CsvPlayer</name>
@@ -491,6 +503,18 @@
         <source>Hexadecimal</source>
         <translation>Hexadecimal</translation>
     </message>
+    <message>
+        <source>Export console data</source>
+        <translation>Exportar datos de la consola</translation>
+    </message>
+    <message>
+        <source>Text files</source>
+        <translation>Archivos de texto</translation>
+    </message>
+    <message>
+        <source>File save error</source>
+        <translation>Error al intentar guardar el archivo</translation>
+    </message>
 </context>
 <context>
     <name>IO::DataSources::Serial</name>
diff --git a/assets/translations/zh.qm b/assets/translations/zh.qm
index 519c3b898ef07279f47b0e5b0097df7c9450dd57..819d1378f1195745d6fbd20b73a27c3b677d426f 100644
GIT binary patch
delta 1319
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delta 1066
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Gt^W_kP#HD=

diff --git a/assets/translations/zh.ts b/assets/translations/zh.ts
index a8f0bc76..0e5bbbb4 100644
--- a/assets/translations/zh.ts
+++ b/assets/translations/zh.ts
@@ -155,6 +155,18 @@
         <source>Show timestamp</source>
         <translation>显示时间戳</translation>
     </message>
+    <message>
+        <source>Copy</source>
+        <translation>复制</translation>
+    </message>
+    <message>
+        <source>Clear</source>
+        <translation>删除</translation>
+    </message>
+    <message>
+        <source>Save as</source>
+        <translation>另存为</translation>
+    </message>
 </context>
 <context>
     <name>CsvPlayer</name>
@@ -487,6 +499,18 @@
         <source>Hexadecimal</source>
         <translation>十六进制</translation>
     </message>
+    <message>
+        <source>Export console data</source>
+        <translation>导出控制台数据</translation>
+    </message>
+    <message>
+        <source>Text files</source>
+        <translation>文字档</translation>
+    </message>
+    <message>
+        <source>File save error</source>
+        <translation>文件保存错误</translation>
+    </message>
 </context>
 <context>
     <name>IO::DataSources::Serial</name>
diff --git a/src/IO/Console.cpp b/src/IO/Console.cpp
index 1b8e4c4e..c1a6477c 100644
--- a/src/IO/Console.cpp
+++ b/src/IO/Console.cpp
@@ -23,13 +23,21 @@
 #include "Console.h"
 #include "Manager.h"
 
+#include <QFile>
 #include <Logger.h>
 #include <QTextCodec>
+#include <QFileDialog>
+#include <Misc/Utilities.h>
 #include <ConsoleAppender.h>
 
 using namespace IO;
 static Console *INSTANCE = nullptr;
 
+/**
+ * Set buffer size to 15 MB
+ */
+static const int MAX_BUFFER_SIZE = 1024 * 1024 * 15;
+
 /**
  * Constructor function
  */
@@ -45,6 +53,7 @@ Console::Console()
     , m_cursor(nullptr)
     , m_document(nullptr)
 {
+    clear();
     auto m = Manager::getInstance();
     connect(m, &Manager::dataReceived, this, &Console::onDataReceived);
     LOG_INFO() << "Class initialized";
@@ -79,6 +88,14 @@ bool Console::autoscroll() const
     return m_autoscroll;
 }
 
+/**
+ * Returns @c true if data buffer contains information that the user can export.
+ */
+bool Console::saveAvailable() const
+{
+    return m_dataBuffer.size() > 0;
+}
+
 /**
  * Returns @c true if a timestamp should be shown before each displayed data block.
  */
@@ -190,15 +207,49 @@ QStringList Console::displayModes() const
 
 void Console::copy() { }
 
-void Console::save() { }
+/**
+ * Allows the user to export the information displayed on the console
+ */
+void Console::save()
+{
+    // No data buffer received, abort
+    if (!saveAvailable())
+        return;
+
+    // Get file name
+    auto path
+        = QFileDialog::getSaveFileName(Q_NULLPTR, tr("Export console data"),
+                                       QDir::homePath(), tr("Text files") + " (*.txt)");
+
+    // Create file
+    if (!path.isEmpty())
+    {
+        QFile file(path);
+        if (file.open(QFile::WriteOnly))
+        {
+            file.write(m_dataBuffer);
+            file.close();
+
+            Misc::Utilities::revealFile(path);
+        }
+
+        else
+            Misc::Utilities::showMessageBox(tr("File save error"), file.errorString());
+    }
+}
 
 /**
  * Deletes all the text displayed by the current QML text document
  */
 void Console::clear()
 {
+    // Clear console display
     if (document())
         document()->clear();
+
+    // Reserve 15 MB for data buffer
+    m_dataBuffer.clear();
+    m_dataBuffer.reserve(MAX_BUFFER_SIZE);
 }
 
 /**
@@ -383,10 +434,25 @@ void Console::setTextDocument(QQuickTextDocument *document)
  * Displays the given @a data in the console. @c QByteArray to ~@c QString conversion is
  * done by the @c dataToString() function, which displays incoming data either in UTF-8
  * or in hexadecimal mode.
+ *
+ * The incoming data is also added to a buffer so that the user can save the file if
+ * needed.
  */
 void Console::onDataReceived(const QByteArray &data)
 {
+    // Display data
     append(dataToString(data));
+
+    // Append data to buffer
+    m_dataBuffer.append(data);
+    if (m_dataBuffer.size() > MAX_BUFFER_SIZE)
+    {
+        m_dataBuffer.clear();
+        m_dataBuffer.reserve(MAX_BUFFER_SIZE);
+    }
+
+    // Notify UI
+    emit dataReceived();
 }
 
 /**
diff --git a/src/IO/Console.h b/src/IO/Console.h
index 8e690ef6..7802d8f4 100644
--- a/src/IO/Console.h
+++ b/src/IO/Console.h
@@ -48,6 +48,9 @@ class Console : public QObject
                READ showTimestamp
                WRITE setShowTimestamp
                NOTIFY showTimestampChanged)
+    Q_PROPERTY(bool saveAvailable
+               READ saveAvailable
+               NOTIFY dataReceived)
     Q_PROPERTY(IO::Console::DataMode dataMode
                READ dataMode
                WRITE setDataMode
@@ -67,6 +70,7 @@ class Console : public QObject
 
 signals:
     void echoChanged();
+    void dataReceived();
     void dataModeChanged();
     void autoscrollChanged();
     void lineEndingChanged();
@@ -103,6 +107,7 @@ public:
 
     bool echo() const;
     bool autoscroll() const;
+    bool saveAvailable() const;
     bool showTimestamp() const;
 
     DataMode dataMode() const;
@@ -145,6 +150,7 @@ private:
 
 private:
     DataMode m_dataMode;
+    QByteArray m_dataBuffer;
     LineEnding m_lineEnding;
     DisplayMode m_displayMode;
 
diff --git a/src/IO/Manager.cpp b/src/IO/Manager.cpp
index ee483b19..958bd809 100644
--- a/src/IO/Manager.cpp
+++ b/src/IO/Manager.cpp
@@ -46,6 +46,7 @@ Manager::Manager()
     , m_finishSequence("*/")
 {
     setWatchdogInterval(15);
+    setMaxBufferSize(1024 * 1024);
     LOG_INFO() << "Class initialized";
 }
 
@@ -310,6 +311,7 @@ void Manager::disconnectDevice()
         m_device = nullptr;
         m_receivedBytes = 0;
         m_dataBuffer.clear();
+        m_dataBuffer.reserve(maxBufferSize());
 
         // Update UI
         emit deviceChanged();
@@ -351,6 +353,8 @@ void Manager::setMaxBufferSize(const int maxBufferSize)
 {
     m_maxBuzzerSize = maxBufferSize;
     emit maxBufferSizeChanged();
+
+    m_dataBuffer.reserve(maxBufferSize);
 }
 
 /**