CAN example: Replace received frames edit with proper table and model

Add a class based on QAbstractTableModel to show the received frames.

Also add a configurable queue to buffer the frames before displaying
them. This should avoid frames loss in flood traffic mode.

Task-number: QTBUG-85611
Change-Id: Iac4671096c1cbfdc8297acf3c99be960b7eaf010
Reviewed-by: André Hartmann <aha_1980@gmx.de>

14 files changed, 973 insertions, 275 deletions

diff --git a/examples/serialbus/can/CMakeLists.txt b/examples/serialbus/can/CMakeLists.txt
index 0f24732..c9d3a11 100644
--- a/examples/serialbus/can/CMakeLists.txt
+++ b/examples/serialbus/can/CMakeLists.txt
@@ -24,6 +24,8 @@ qt_add_executable(can
     main.cpp
     mainwindow.cpp mainwindow.h mainwindow.ui
     sendframebox.cpp sendframebox.h sendframebox.ui
+    receivedframesmodel.cpp receivedframesmodel.h
+    receivedframesview.cpp receivedframesview.h
 )
 set_target_properties(can PROPERTIES
     WIN32_EXECUTABLE TRUE
diff --git a/examples/serialbus/can/can.pro b/examples/serialbus/can/can.pro
index 81e29ee..06a75f3 100644
--- a/examples/serialbus/can/can.pro
+++ b/examples/serialbus/can/can.pro
@@ -9,12 +9,17 @@ SOURCES += \
     connectdialog.cpp \
     main.cpp \
     mainwindow.cpp \
+    receivedframesmodel.cpp \
+    receivedframesview.cpp \
     sendframebox.cpp
 
 HEADERS += \
     bitratebox.h \
+    common.h \
     connectdialog.h \
     mainwindow.h \
+    receivedframesmodel.h \
+    receivedframesview.h \
     sendframebox.h
 
 FORMS   += mainwindow.ui \
diff --git a/examples/serialbus/can/common.h b/examples/serialbus/can/common.h
new file mode 100644
index 0000000..9ebabfe
--- /dev/null
+++ b/examples/serialbus/can/common.h
@@ -0,0 +1,70 @@
+/****************************************************************************
+**
+** Copyright (C) 2021 Evgeny Shtanov <shtanov_evgenii@mail.ru>
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the examples of the QtSerialBus module.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** BSD License Usage
+** Alternatively, you may use this file under the terms of the BSD license
+** as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of The Qt Company Ltd nor the names of its
+**     contributors may be used to endorse or promote products derived
+**     from this software without specific prior written permission.
+**
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef COMMON_H
+#define COMMON_H
+
+#include <qnamespace.h>
+
+enum ReceivedFramesModelColumns {
+    Number = 0,
+    Timestamp,
+    Flags,
+    CanID,
+    DLC,
+    Data,
+    Count
+};
+
+enum : int {
+  ClipboardTextRole = Qt::UserRole + 1
+};
+
+#endif // COMMON_H
diff --git a/examples/serialbus/can/connectdialog.cpp b/examples/serialbus/can/connectdialog.cpp
index a0430b4..802c25a 100644
--- a/examples/serialbus/can/connectdialog.cpp
+++ b/examples/serialbus/can/connectdialog.cpp
@@ -82,6 +82,10 @@ ConnectDialog::ConnectDialog(QWidget *parent) :
             this, &ConnectDialog::pluginChanged);
     connect(m_ui->interfaceListBox, &QComboBox::currentTextChanged,
             this, &ConnectDialog::interfaceChanged);
+    connect(m_ui->ringBufferBox, &QCheckBox::stateChanged, [this](int state){
+            m_ui->ringBufferLimitBox->setEnabled(state == Qt::CheckState::Checked);
+    });
+
     m_ui->rawFilterEdit->hide();
     m_ui->rawFilterLabel->hide();
 
@@ -195,6 +199,10 @@ void ConnectDialog::updateSettings()
     m_currentSettings.deviceInterfaceName = m_ui->interfaceListBox->currentText();
     m_currentSettings.useConfigurationEnabled = m_ui->useConfigurationBox->isChecked();
 
+    m_currentSettings.useModelRingBuffer = m_ui->ringBufferBox->isChecked();
+    m_currentSettings.modelRingBufferSize = m_ui->ringBufferLimitBox->value();
+    m_currentSettings.useAutoscroll = m_ui->autoscrollBox->isChecked();
+
     if (m_currentSettings.useConfigurationEnabled) {
         m_currentSettings.configurations.clear();
         // process LoopBack
diff --git a/examples/serialbus/can/connectdialog.h b/examples/serialbus/can/connectdialog.h
index d7a0a55..ed23f9d 100644
--- a/examples/serialbus/can/connectdialog.h
+++ b/examples/serialbus/can/connectdialog.h
@@ -76,6 +76,9 @@ public:
         QString deviceInterfaceName;
         QList<ConfigurationItem> configurations;
         bool useConfigurationEnabled = false;
+        bool useModelRingBuffer = true;
+        int modelRingBufferSize = 1000;
+        bool useAutoscroll = false;
     };
 
     explicit ConnectDialog(QWidget *parent = nullptr);
diff --git a/examples/serialbus/can/connectdialog.ui b/examples/serialbus/can/connectdialog.ui
index b4ba898..54c3550 100644
--- a/examples/serialbus/can/connectdialog.ui
+++ b/examples/serialbus/can/connectdialog.ui
@@ -6,236 +6,302 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>446</width>
-    <height>418</height>
+    <width>542</width>
+    <height>558</height>
    </rect>
   </property>
   <property name="windowTitle">
    <string>Connect</string>
   </property>
-  <layout class="QGridLayout" name="gridLayout_2">
-   <item row="5" column="0" colspan="2">
-    <layout class="QHBoxLayout" name="horizontalLayout">
-     <item>
-      <spacer name="horizontalSpacer">
-       <property name="orientation">
-        <enum>Qt::Horizontal</enum>
+  <layout class="QGridLayout" name="gridLayout_6">
+   <item row="0" column="0">
+    <layout class="QGridLayout" name="gridLayout_5">
+     <item row="0" column="0">
+      <widget class="QGroupBox" name="selectPluginBox">
+       <property name="title">
+        <string>Select CAN plugin</string>
+       </property>
+       <layout class="QGridLayout" name="gridLayout">
+        <item row="0" column="0">
+         <widget class="QComboBox" name="pluginListBox"/>
+        </item>
+       </layout>
+      </widget>
+     </item>
+     <item row="0" column="1" rowspan="4">
+      <widget class="QGroupBox" name="configurationBox">
+       <property name="enabled">
+        <bool>false</bool>
        </property>
-       <property name="sizeHint" stdset="0">
-        <size>
-         <width>96</width>
-         <height>20</height>
-        </size>
+       <property name="title">
+        <string>Specify Configuration</string>
        </property>
-      </spacer>
+       <layout class="QGridLayout" name="gridLayout_4">
+        <item row="0" column="0">
+         <widget class="QLabel" name="rawFilterLabel">
+          <property name="text">
+           <string>RAW Filter</string>
+          </property>
+         </widget>
+        </item>
+        <item row="0" column="1">
+         <widget class="QLineEdit" name="rawFilterEdit">
+          <property name="alignment">
+           <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+          </property>
+         </widget>
+        </item>
+        <item row="1" column="0">
+         <widget class="QLabel" name="errorFilterLabel">
+          <property name="text">
+           <string>Error Filter</string>
+          </property>
+         </widget>
+        </item>
+        <item row="1" column="1">
+         <widget class="QLineEdit" name="errorFilterEdit">
+          <property name="alignment">
+           <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+          </property>
+          <property name="placeholderText">
+           <string>FrameError bits</string>
+          </property>
+         </widget>
+        </item>
+        <item row="2" column="0">
+         <widget class="QLabel" name="loopbackLabel">
+          <property name="text">
+           <string>Loopback</string>
+          </property>
+         </widget>
+        </item>
+        <item row="2" column="1">
+         <widget class="QComboBox" name="loopbackBox"/>
+        </item>
+        <item row="3" column="0">
+         <widget class="QLabel" name="receiveOwnLabel">
+          <property name="text">
+           <string>Receive Own</string>
+          </property>
+         </widget>
+        </item>
+        <item row="3" column="1">
+         <widget class="QComboBox" name="receiveOwnBox"/>
+        </item>
+        <item row="4" column="0">
+         <widget class="QLabel" name="bitrateLabel">
+          <property name="text">
+           <string>Bitrate</string>
+          </property>
+         </widget>
+        </item>
+        <item row="4" column="1">
+         <widget class="BitRateBox" name="bitrateBox"/>
+        </item>
+        <item row="5" column="0">
+         <widget class="QLabel" name="canFdLabel">
+          <property name="text">
+           <string>CAN FD</string>
+          </property>
+         </widget>
+        </item>
+        <item row="5" column="1">
+         <widget class="QComboBox" name="canFdBox"/>
+        </item>
+        <item row="6" column="0">
+         <widget class="QLabel" name="dataBitrateLabel">
+          <property name="text">
+           <string>Data Bitrate</string>
+          </property>
+         </widget>
+        </item>
+        <item row="6" column="1">
+         <widget class="BitRateBox" name="dataBitrateBox"/>
+        </item>
+       </layout>
+      </widget>
      </item>
-     <item>
-      <widget class="QPushButton" name="cancelButton">
-       <property name="text">
-        <string>Cancel</string>
+     <item row="1" column="0">
+      <widget class="QGroupBox" name="specifyInterfaceNameBox">
+       <property name="title">
+        <string>Specify CAN interface name</string>
        </property>
-       <property name="autoDefault">
+       <layout class="QGridLayout" name="gridLayout_3">
+        <item row="0" column="0">
+         <widget class="QComboBox" name="interfaceListBox">
+          <property name="editable">
+           <bool>true</bool>
+          </property>
+         </widget>
+        </item>
+       </layout>
+      </widget>
+     </item>
+     <item row="2" column="0">
+      <widget class="QGroupBox" name="interfacePropertiesBox">
+       <property name="enabled">
         <bool>false</bool>
        </property>
+       <property name="title">
+        <string>CAN interface properties</string>
+       </property>
+       <layout class="QVBoxLayout" name="verticalLayout">
+        <item>
+         <widget class="QLabel" name="descriptionLabel">
+          <property name="text">
+           <string/>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QLabel" name="serialNumberLabel">
+          <property name="text">
+           <string/>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QLabel" name="aliasLabel">
+          <property name="text">
+           <string/>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QLabel" name="channelLabel">
+          <property name="text">
+           <string/>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QCheckBox" name="isFlexibleDataRateCapable">
+          <property name="text">
+           <string>Flexible Data Rate</string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QCheckBox" name="isVirtual">
+          <property name="text">
+           <string>Virtual</string>
+          </property>
+         </widget>
+        </item>
+       </layout>
       </widget>
      </item>
-     <item>
-      <widget class="QPushButton" name="okButton">
+     <item row="3" column="0">
+      <widget class="QCheckBox" name="useConfigurationBox">
        <property name="text">
-        <string>OK</string>
+        <string>Custom configuration</string>
        </property>
-       <property name="autoDefault">
-        <bool>false</bool>
-       </property>
-       <property name="default">
-        <bool>true</bool>
+      </widget>
+     </item>
+     <item row="4" column="0" colspan="2">
+      <widget class="QGroupBox" name="groupBox">
+       <property name="title">
+        <string>GUI Settings</string>
        </property>
+       <layout class="QGridLayout" name="gridLayout_2">
+        <item row="0" column="0">
+         <layout class="QVBoxLayout" name="verticalLayout_2">
+          <item>
+           <layout class="QHBoxLayout" name="horizontalLayout_2">
+            <item>
+             <widget class="QCheckBox" name="ringBufferBox">
+              <property name="toolTip">
+               <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Use ring buffer in table view model&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+              </property>
+              <property name="text">
+               <string>Use ring buffer</string>
+              </property>
+              <property name="checked">
+               <bool>true</bool>
+              </property>
+             </widget>
+            </item>
+            <item>
+             <widget class="QSpinBox" name="ringBufferLimitBox">
+              <property name="toolTip">
+               <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Limit of ring buffer in table view model&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+              </property>
+              <property name="minimum">
+               <number>10</number>
+              </property>
+              <property name="maximum">
+               <number>10000000</number>
+              </property>
+              <property name="singleStep">
+               <number>10</number>
+              </property>
+              <property name="stepType">
+               <enum>QAbstractSpinBox::AdaptiveDecimalStepType</enum>
+              </property>
+              <property name="value">
+               <number>1000</number>
+              </property>
+             </widget>
+            </item>
+           </layout>
+          </item>
+          <item>
+           <widget class="QCheckBox" name="autoscrollBox">
+            <property name="toolTip">
+             <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Scroll to bottom table view on each portion of received frames&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+            </property>
+            <property name="text">
+             <string>Autoscroll</string>
+            </property>
+           </widget>
+          </item>
+         </layout>
+        </item>
+       </layout>
       </widget>
      </item>
+     <item row="5" column="0" colspan="2">
+      <layout class="QHBoxLayout" name="horizontalLayout">
+       <item>
+        <spacer name="horizontalSpacer">
+         <property name="orientation">
+          <enum>Qt::Horizontal</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
+          <size>
+           <width>96</width>
+           <height>20</height>
+          </size>
+         </property>
+        </spacer>
+       </item>
+       <item>
+        <widget class="QPushButton" name="cancelButton">
+         <property name="text">
+          <string>Cancel</string>
+         </property>
+         <property name="autoDefault">
+          <bool>false</bool>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QPushButton" name="okButton">
+         <property name="text">
+          <string>OK</string>
+         </property>
+         <property name="autoDefault">
+          <bool>false</bool>
+         </property>
+         <property name="default">
+          <bool>true</bool>
+         </property>
+        </widget>
+       </item>
+      </layout>
+     </item>
     </layout>
    </item>
-   <item row="0" column="0">
-    <widget class="QGroupBox" name="selectPluginBox">
-     <property name="title">
-      <string>Select CAN plugin</string>
-     </property>
-     <layout class="QGridLayout" name="gridLayout">
-      <item row="0" column="0">
-       <widget class="QComboBox" name="pluginListBox"/>
-      </item>
-     </layout>
-    </widget>
-   </item>
-   <item row="0" column="1" rowspan="5">
-    <widget class="QGroupBox" name="configurationBox">
-     <property name="enabled">
-      <bool>false</bool>
-     </property>
-     <property name="title">
-      <string>Specify Configuration</string>
-     </property>
-     <layout class="QGridLayout" name="gridLayout_4">
-      <item row="0" column="0">
-       <widget class="QLabel" name="rawFilterLabel">
-        <property name="text">
-         <string>RAW Filter</string>
-        </property>
-       </widget>
-      </item>
-      <item row="0" column="1">
-       <widget class="QLineEdit" name="rawFilterEdit">
-        <property name="alignment">
-         <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
-        </property>
-       </widget>
-      </item>
-      <item row="1" column="0">
-       <widget class="QLabel" name="errorFilterLabel">
-        <property name="text">
-         <string>Error Filter</string>
-        </property>
-       </widget>
-      </item>
-      <item row="1" column="1">
-       <widget class="QLineEdit" name="errorFilterEdit">
-        <property name="alignment">
-         <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
-        </property>
-        <property name="placeholderText">
-         <string>FrameError bits</string>
-        </property>
-       </widget>
-      </item>
-      <item row="2" column="0">
-       <widget class="QLabel" name="loopbackLabel">
-        <property name="text">
-         <string>Loopback</string>
-        </property>
-       </widget>
-      </item>
-      <item row="2" column="1">
-       <widget class="QComboBox" name="loopbackBox"/>
-      </item>
-      <item row="3" column="0">
-       <widget class="QLabel" name="receiveOwnLabel">
-        <property name="text">
-         <string>Receive Own</string>
-        </property>
-       </widget>
-      </item>
-      <item row="3" column="1">
-       <widget class="QComboBox" name="receiveOwnBox"/>
-      </item>
-      <item row="4" column="0">
-       <widget class="QLabel" name="bitrateLabel">
-        <property name="text">
-         <string>Bitrate</string>
-        </property>
-       </widget>
-      </item>
-      <item row="4" column="1">
-       <widget class="BitRateBox" name="bitrateBox"/>
-      </item>
-      <item row="5" column="0">
-       <widget class="QLabel" name="canFdLabel">
-        <property name="text">
-         <string>CAN FD</string>
-        </property>
-       </widget>
-      </item>
-      <item row="5" column="1">
-       <widget class="QComboBox" name="canFdBox"/>
-      </item>
-      <item row="6" column="0">
-       <widget class="QLabel" name="dataBitrateLabel">
-        <property name="text">
-         <string>Data Bitrate</string>
-        </property>
-       </widget>
-      </item>
-      <item row="6" column="1">
-       <widget class="BitRateBox" name="dataBitrateBox"/>
-      </item>
-     </layout>
-    </widget>
-   </item>
-   <item row="1" column="0">
-    <widget class="QGroupBox" name="specifyInterfaceNameBox">
-     <property name="title">
-      <string>Specify CAN interface name</string>
-     </property>
-     <layout class="QGridLayout" name="gridLayout_3">
-      <item row="0" column="0">
-       <widget class="QComboBox" name="interfaceListBox">
-        <property name="editable">
-         <bool>true</bool>
-        </property>
-       </widget>
-      </item>
-     </layout>
-    </widget>
-   </item>
-   <item row="4" column="0">
-    <widget class="QCheckBox" name="useConfigurationBox">
-     <property name="text">
-      <string>Custom configuration</string>
-     </property>
-    </widget>
-   </item>
-   <item row="2" column="0">
-    <widget class="QGroupBox" name="interfacePropertiesBox">
-     <property name="enabled">
-      <bool>false</bool>
-     </property>
-     <property name="title">
-      <string>CAN interface properties</string>
-     </property>
-     <layout class="QVBoxLayout" name="verticalLayout">
-      <item>
-       <widget class="QLabel" name="descriptionLabel">
-        <property name="text">
-         <string/>
-        </property>
-       </widget>
-      </item>
-      <item>
-       <widget class="QLabel" name="serialNumberLabel">
-        <property name="text">
-         <string/>
-        </property>
-       </widget>
-      </item>
-      <item>
-       <widget class="QLabel" name="aliasLabel">
-        <property name="text">
-         <string/>
-        </property>
-       </widget>
-      </item>
-      <item>
-       <widget class="QLabel" name="channelLabel">
-        <property name="text">
-         <string/>
-        </property>
-       </widget>
-      </item>
-      <item>
-       <widget class="QCheckBox" name="isFlexibleDataRateCapable">
-        <property name="text">
-         <string>Flexible Data Rate</string>
-        </property>
-       </widget>
-      </item>
-      <item>
-       <widget class="QCheckBox" name="isVirtual">
-        <property name="text">
-         <string>Virtual</string>
-        </property>
-       </widget>
-      </item>
-     </layout>
-    </widget>
-   </item>
   </layout>
  </widget>
  <customwidgets>
diff --git a/examples/serialbus/can/mainwindow.cpp b/examples/serialbus/can/mainwindow.cpp
index e8d688b..298d80a 100644
--- a/examples/serialbus/can/mainwindow.cpp
+++ b/examples/serialbus/can/mainwindow.cpp
@@ -51,11 +51,14 @@
 #include "mainwindow.h"
 #include "ui_mainwindow.h"
 #include "connectdialog.h"
+#include "receivedframesmodel.h"
 
 #include <QCanBus>
 #include <QCanBusFrame>
 #include <QCloseEvent>
+#include <QDateTime>
 #include <QDesktopServices>
+#include <QLabel>
 #include <QTimer>
 
 MainWindow::MainWindow(QWidget *parent) :
@@ -73,10 +76,20 @@ MainWindow::MainWindow(QWidget *parent) :
     m_written = new QLabel;
     m_ui->statusBar->addWidget(m_written);
 
+    m_received = new QLabel;
+    m_ui->statusBar->addWidget(m_received);
+
+    m_model = new ReceivedFramesModel(this);
+    m_model->setQueueLimit(1000);
+    m_ui->receivedFramesView->setModel(m_model);
+
     initActionsConnections();
     QTimer::singleShot(50, m_connectDialog, &ConnectDialog::show);
 
     connect(m_busStatusTimer, &QTimer::timeout, this, &MainWindow::busStatus);
+    m_appendTimer = new QTimer(this);
+    connect(m_appendTimer, &QTimer::timeout, this, &MainWindow::onAppendFramesTimeout);
+    m_appendTimer->start(350);
 }
 
 MainWindow::~MainWindow()
@@ -102,7 +115,7 @@ void MainWindow::initActionsConnections()
     });
     connect(m_ui->actionQuit, &QAction::triggered, this, &QWidget::close);
     connect(m_ui->actionAboutQt, &QAction::triggered, qApp, &QApplication::aboutQt);
-    connect(m_ui->actionClearLog, &QAction::triggered, m_ui->receivedMessagesEdit, &QTextEdit::clear);
+    connect(m_ui->actionClearLog, &QAction::triggered, m_model, &ReceivedFramesModel::clear);
     connect(m_ui->actionPluginDocumentation, &QAction::triggered, this, []() {
         QDesktopServices::openUrl(QUrl("http://doc.qt.io/qt-5/qtcanbus-backends.html#can-bus-plugins"));
     });
@@ -127,6 +140,11 @@ void MainWindow::connectDevice()
 {
     const ConnectDialog::Settings p = m_connectDialog->settings();
 
+    if (p.useModelRingBuffer)
+        m_model->setQueueLimit(p.modelRingBufferSize);
+    else
+        m_model->setQueueLimit(0);
+
     QString errorString;
     m_canDevice.reset(QCanBus::instance()->createDevice(p.pluginName, p.deviceInterfaceName,
                                                         &errorString));
@@ -263,13 +281,14 @@ void MainWindow::processReceivedFrames()
         return;
 
     while (m_canDevice->framesAvailable()) {
+        m_numberFramesReceived++;
         const QCanBusFrame frame = m_canDevice->readFrame();
 
-        QString view;
+        QString data;
         if (frame.frameType() == QCanBusFrame::ErrorFrame)
-            view = m_canDevice->interpretErrorFrame(frame);
+            data = m_canDevice->interpretErrorFrame(frame);
         else
-            view = frame.toString();
+            data = QLatin1String(frame.payload().toHex(' ').toUpper());
 
         const QString time = QString::fromLatin1("%1.%2  ")
                 .arg(frame.timeStamp().seconds(), 10, 10, QLatin1Char(' '))
@@ -277,7 +296,10 @@ void MainWindow::processReceivedFrames()
 
         const QString flags = frameFlags(frame);
 
-        m_ui->receivedMessagesEdit->append(time + flags + view);
+        const QString id = QString::number(frame.frameId(), 16);
+        const QString dlc = QString::number(frame.payload().size());
+
+        m_model->appendFrame(QStringList({QString::number(m_numberFramesReceived), time, flags, id, dlc, data}));
     }
 }
 
@@ -288,3 +310,16 @@ void MainWindow::sendFrame(const QCanBusFrame &frame) const
 
     m_canDevice->writeFrame(frame);
 }
+
+void MainWindow::onAppendFramesTimeout()
+{
+    if (!m_canDevice)
+        return;
+
+    if (m_model->needUpdate()) {
+        m_model->update();
+        if (m_connectDialog->settings().useAutoscroll)
+            m_ui->receivedFramesView->scrollToBottom();
+        m_received->setText(tr("%1 frames received").arg(m_numberFramesReceived));
+    }
+}
diff --git a/examples/serialbus/can/mainwindow.h b/examples/serialbus/can/mainwindow.h
index 2a7bbf0..ca1a512 100644
--- a/examples/serialbus/can/mainwindow.h
+++ b/examples/serialbus/can/mainwindow.h
@@ -52,10 +52,10 @@
 #define MAINWINDOW_H
 
 #include <QCanBusDevice>
-
 #include <QMainWindow>
 
 class ConnectDialog;
+class ReceivedFramesModel;
 
 QT_BEGIN_NAMESPACE
 
@@ -75,7 +75,7 @@ class MainWindow : public QMainWindow
 
 public:
     explicit MainWindow(QWidget *parent = nullptr);
-    ~MainWindow();
+    ~MainWindow() override;
 
 private slots:
     void processReceivedFrames();
@@ -85,6 +85,7 @@ private slots:
     void busStatus();
     void disconnectDevice();
     void processFramesWritten(qint64);
+    void onAppendFramesTimeout();
 
 protected:
     void closeEvent(QCloseEvent *event) override;
@@ -93,12 +94,16 @@ private:
     void initActionsConnections();
 
     qint64 m_numberFramesWritten = 0;
+    qint64 m_numberFramesReceived = 0;
     Ui::MainWindow *m_ui = nullptr;
     QLabel *m_status = nullptr;
     QLabel *m_written = nullptr;
+    QLabel *m_received = nullptr;
     ConnectDialog *m_connectDialog = nullptr;
     std::unique_ptr<QCanBusDevice> m_canDevice;
     QTimer *m_busStatusTimer = nullptr;
+    QTimer *m_appendTimer = nullptr;
+    ReceivedFramesModel *m_model = nullptr;
 };
 
 #endif // MAINWINDOW_H
diff --git a/examples/serialbus/can/mainwindow.ui b/examples/serialbus/can/mainwindow.ui
index f773ffb..b67490d 100644
--- a/examples/serialbus/can/mainwindow.ui
+++ b/examples/serialbus/can/mainwindow.ui
@@ -6,8 +6,8 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>551</width>
-    <height>481</height>
+    <width>634</width>
+    <height>527</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -27,51 +27,50 @@
       <property name="title">
        <string>Received CAN messages</string>
       </property>
-      <layout class="QVBoxLayout" name="verticalLayout_4">
-       <item>
-        <widget class="QLabel" name="label_3">
-         <property name="font">
-          <font>
-           <family>Courier</family>
-           <kerning>false</kerning>
-          </font>
-         </property>
-         <property name="frameShape">
-          <enum>QFrame::StyledPanel</enum>
-         </property>
-         <property name="text">
-          <string>Timestamp        Flags  CAN-ID   DLC  Data</string>
-         </property>
-        </widget>
-       </item>
-       <item>
-        <widget class="QTextEdit" name="receivedMessagesEdit">
-         <property name="font">
-          <font>
-           <family>Courier</family>
-           <kerning>false</kerning>
-          </font>
-         </property>
-         <property name="frameShape">
-          <enum>QFrame::StyledPanel</enum>
-         </property>
-         <property name="undoRedoEnabled">
-          <bool>false</bool>
-         </property>
-         <property name="lineWrapMode">
-          <enum>QTextEdit::NoWrap</enum>
-         </property>
-         <property name="readOnly">
-          <bool>true</bool>
-         </property>
-        </widget>
-       </item>
-       <item>
-        <widget class="QLabel" name="busStatus">
-         <property name="text">
-          <string/>
-         </property>
-        </widget>
+      <layout class="QGridLayout" name="gridLayout">
+       <item row="0" column="0">
+        <layout class="QVBoxLayout" name="verticalLayout_2">
+         <item>
+          <widget class="ReceivedFramesView" name="receivedFramesView">
+           <property name="editTriggers">
+            <set>QAbstractItemView::NoEditTriggers</set>
+           </property>
+           <property name="showDropIndicator" stdset="0">
+            <bool>false</bool>
+           </property>
+           <property name="dragDropOverwriteMode">
+            <bool>false</bool>
+           </property>
+           <property name="selectionBehavior">
+            <enum>QAbstractItemView::SelectRows</enum>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <layout class="QHBoxLayout" name="horizontalLayout">
+           <item>
+            <widget class="QLabel" name="busStatus">
+             <property name="text">
+              <string/>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <spacer name="horizontalSpacer">
+             <property name="orientation">
+              <enum>Qt::Horizontal</enum>
+             </property>
+             <property name="sizeHint" stdset="0">
+              <size>
+               <width>40</width>
+               <height>20</height>
+              </size>
+             </property>
+            </spacer>
+           </item>
+          </layout>
+         </item>
+        </layout>
        </item>
       </layout>
      </widget>
@@ -83,7 +82,7 @@
     <rect>
      <x>0</x>
      <y>0</y>
-     <width>551</width>
+     <width>634</width>
      <height>22</height>
     </rect>
    </property>
@@ -189,6 +188,11 @@
    <header location="global">sendframebox.h</header>
    <container>1</container>
   </customwidget>
+  <customwidget>
+   <class>ReceivedFramesView</class>
+   <extends>QTableView</extends>
+   <header location="global">receivedframesview.h</header>
+  </customwidget>
  </customwidgets>
  <resources>
   <include location="can.qrc"/>
diff --git a/examples/serialbus/can/receivedframesmodel.cpp b/examples/serialbus/can/receivedframesmodel.cpp
new file mode 100644
index 0000000..520e73e
--- /dev/null
+++ b/examples/serialbus/can/receivedframesmodel.cpp
@@ -0,0 +1,226 @@
+/****************************************************************************
+**
+** Copyright (C) 2021 Evgeny Shtanov <shtanov_evgenii@mail.ru>
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the examples of the QtSerialBus module.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** BSD License Usage
+** Alternatively, you may use this file under the terms of the BSD license
+** as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of The Qt Company Ltd nor the names of its
+**     contributors may be used to endorse or promote products derived
+**     from this software without specific prior written permission.
+**
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "receivedframesmodel.h"
+
+#include <iterator>
+#include <QSize>
+
+constexpr int ColumnAlignment[] = {
+    Qt::AlignRight | Qt::AlignVCenter,
+    Qt::AlignRight | Qt::AlignVCenter,
+    Qt::AlignCenter,
+    Qt::AlignRight | Qt::AlignVCenter,
+    Qt::AlignRight | Qt::AlignVCenter,
+    Qt::AlignLeft | Qt::AlignVCenter
+};
+
+ReceivedFramesModel::ReceivedFramesModel(QObject *parent) : QAbstractTableModel(parent)
+{
+
+}
+
+bool ReceivedFramesModel::removeRows(int row, int count, const QModelIndex &parent)
+{
+    beginRemoveRows(parent, row, row + count - 1);
+
+    QList<QStringList>::iterator i_start = m_framesQueue.begin() + row;
+    QList<QStringList>::iterator i_end = i_start + count;
+    m_framesQueue.erase(i_start, i_end);
+
+    endRemoveRows();
+
+    return true;
+}
+
+QVariant ReceivedFramesModel::headerData(int section, Qt::Orientation orientation, int role) const
+{
+    if ((role == Qt::DisplayRole) && (orientation == Qt::Horizontal)) {
+        switch (section) {
+        case Number:
+            return tr("#");
+        case Timestamp:
+            return tr("Timestamp");
+        case Flags:
+            return tr("Flags");
+        case CanID:
+            return tr("CAN-ID");
+        case DLC:
+            return tr("DLC");
+        case Data:
+            return tr("Data");
+        }
+    }
+
+    if ((role == Qt::SizeHintRole) && (orientation == Qt::Horizontal)) {
+        switch (section) {
+        case Number:
+            return QSize(80, 25);
+        case Timestamp:
+            return QSize(130, 25);
+        case Flags:
+            return QSize(25, 25);
+        case CanID:
+            return QSize(50, 25);
+        case DLC:
+            return QSize(25, 25);
+        case Data:
+            return QSize(200, 25);
+        }
+    }
+
+    return {};
+}
+
+QVariant ReceivedFramesModel::data(const QModelIndex &index, int role) const
+{
+    if (m_framesQueue.empty())
+        return {};
+
+    const int row = index.row();
+    const int column = index.column();
+
+    switch (role) {
+    case Qt::TextAlignmentRole:
+        return ColumnAlignment[index.column()];
+    case Qt::DisplayRole:
+        return m_framesQueue.at(row).at(column);
+    case ClipboardTextRole:
+        if (index.column() == DLC)
+            return QString("[%1]").arg(m_framesQueue.at(row).at(column));
+        else
+            return m_framesQueue.at(row).at(column);
+    default:
+        return {};
+    }
+}
+
+int ReceivedFramesModel::rowCount(const QModelIndex &parent) const
+{
+    return parent.isValid() ? 0 : m_framesQueue.size();
+}
+
+int ReceivedFramesModel::columnCount(const QModelIndex &parent) const
+{
+    return parent.isValid() ? 0 : Count;
+}
+
+void ReceivedFramesModel::appendFrames(const QList<QStringList> &slvector)
+{
+    m_framesAccumulator.append(slvector);
+}
+
+bool ReceivedFramesModel::needUpdate() const {
+    return !m_framesAccumulator.empty();
+}
+
+void ReceivedFramesModel::update() {
+    if (m_framesAccumulator.empty())
+        return;
+
+    if (m_queueLimit)
+        appendFramesRingBuffer(m_framesAccumulator);
+    else
+        appendFramesUnlimited(m_framesAccumulator);
+
+    m_framesAccumulator.clear();
+}
+
+void ReceivedFramesModel::appendFramesRingBuffer(const QList<QStringList> &slvector)
+{
+    if (m_queueLimit <= (rowCount() + slvector.size())) {
+        if (slvector.size() < m_queueLimit)
+            removeRows(0, rowCount() + slvector.size() - m_queueLimit + 1);
+        else
+            clear();
+    }
+
+    beginInsertRows(QModelIndex(), rowCount(), rowCount() + slvector.size() - 1);
+
+    if (slvector.size() < m_queueLimit)
+        m_framesQueue.append(slvector);
+    else
+        m_framesQueue.append(slvector.mid(slvector.size() - m_queueLimit));
+
+    endInsertRows();
+}
+
+void ReceivedFramesModel::appendFrame(const QStringList &slist)
+{
+    appendFrames({slist});
+}
+
+void ReceivedFramesModel::appendFramesUnlimited(const QList<QStringList> &slvector)
+{
+    beginInsertRows(QModelIndex(), rowCount(), rowCount() + slvector.size() - 1);
+
+    m_framesQueue.append(slvector);
+
+    endInsertRows();
+}
+
+void ReceivedFramesModel::clear()
+{
+    if (m_framesQueue.count()) {
+        beginResetModel();
+
+        m_framesQueue.clear();
+
+        endResetModel();
+    }
+}
+
+void ReceivedFramesModel::setQueueLimit(int limit)
+{
+    m_queueLimit = limit;
+
+    if (limit && m_framesQueue.size() > limit)
+        removeRows(0, m_framesQueue.size() - limit);
+}
diff --git a/examples/serialbus/can/receivedframesmodel.h b/examples/serialbus/can/receivedframesmodel.h
new file mode 100644
index 0000000..84efdd6
--- /dev/null
+++ b/examples/serialbus/can/receivedframesmodel.h
@@ -0,0 +1,90 @@
+/****************************************************************************
+**
+** Copyright (C) 2021 Evgeny Shtanov <shtanov_evgenii@mail.ru>
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the examples of the QtSerialBus module.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** BSD License Usage
+** Alternatively, you may use this file under the terms of the BSD license
+** as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of The Qt Company Ltd nor the names of its
+**     contributors may be used to endorse or promote products derived
+**     from this software without specific prior written permission.
+**
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef RECEIVEDFRAMESMODEL_H
+#define RECEIVEDFRAMESMODEL_H
+
+#include "common.h"
+
+#include <QAbstractTableModel>
+#include <QCanBusFrame>
+#include <QQueue>
+
+class ReceivedFramesModel : public QAbstractTableModel
+{
+public:
+    explicit ReceivedFramesModel(QObject *parent = nullptr);
+
+    void appendFrame(const QStringList &slist);
+    void appendFrames(const QList<QStringList> &slvector);
+    int columnCount(const QModelIndex &parent = QModelIndex()) const override;
+    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
+    QVariant headerData(int section, Qt::Orientation orientation, int role) const override;
+    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    void clear();
+    void setQueueLimit(int limit = 0); // 0 - unlimited
+    int getQueueLimit() { return m_queueLimit; }
+    bool needUpdate() const;
+    void update();
+
+protected:
+    bool removeRows(int row, int count, const QModelIndex &parent = QModelIndex()) override;
+
+private:
+    void appendFramesRingBuffer(const QList<QStringList> &slvector);
+    void appendFramesUnlimited(const QList<QStringList> &slvector);
+
+private:
+    QQueue<QStringList> m_framesQueue;
+    QList<QStringList> m_framesAccumulator; // Temporary variable to insert frames data
+    int m_queueLimit = 0;
+};
+
+#endif // RECEIVEDFRAMESMODEL_H
diff --git a/examples/serialbus/can/receivedframesview.cpp b/examples/serialbus/can/receivedframesview.cpp
new file mode 100644
index 0000000..9c5524e
--- /dev/null
+++ b/examples/serialbus/can/receivedframesview.cpp
@@ -0,0 +1,117 @@
+/****************************************************************************
+**
+** Copyright (C) 2021 Evgeny Shtanov <shtanov_evgenii@mail.ru>
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the examples of the QtSerialBus module.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** BSD License Usage
+** Alternatively, you may use this file under the terms of the BSD license
+** as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of The Qt Company Ltd nor the names of its
+**     contributors may be used to endorse or promote products derived
+**     from this software without specific prior written permission.
+**
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "common.h"
+#include "receivedframesview.h"
+
+#include <QAction>
+#include <QApplication>
+#include <QClipboard>
+#include <QKeyEvent>
+#include <QMenu>
+
+ReceivedFramesView::ReceivedFramesView(QWidget *parent)
+ : QTableView(parent)
+{
+    setContextMenuPolicy(Qt::CustomContextMenu);
+
+    connect(this, &QWidget::customContextMenuRequested,
+        [this] (const QPoint &pos) {
+        QMenu contextMenu(tr("Context menu"), this);
+
+        QAction action1("Copy", this);
+        QAction action2("Select all", this);
+
+        connect(&action1, &QAction::triggered, this, &ReceivedFramesView::copyRow);
+        connect(&action2, &QAction::triggered, this, &QAbstractItemView::selectAll);
+
+        if (selectedIndexes().count())
+            contextMenu.addAction(&action1);
+        contextMenu.addAction(&action2);
+
+        contextMenu.exec(mapToGlobal(pos));
+    });
+}
+
+void ReceivedFramesView::setModel(QAbstractItemModel *model)
+{
+    QTableView::setModel(model);
+
+    for (int i = 0, count = model->columnCount(); i < count; i++) {
+        const QSize size = model->headerData(i, Qt::Horizontal, Qt::SizeHintRole).value<QSize>();
+        setColumnWidth(i, size.width());
+    }
+}
+
+void ReceivedFramesView::keyPressEvent(QKeyEvent *event) {
+    if (event->matches(QKeySequence::Copy)) {
+        copyRow();
+    } else if (event->matches(QKeySequence::SelectAll)) {
+        selectAll();
+    } else {
+        QTableView::keyPressEvent(event);
+    }
+}
+
+void ReceivedFramesView::copyRow() {
+    QClipboard *clipboard = QApplication::clipboard();
+
+    const QModelIndexList ilist = selectedIndexes();
+
+    QString strRow;
+
+    for (const QModelIndex &index : ilist) {
+        strRow += index.data(ClipboardTextRole).toString() + " ";
+        if (index.column() == model()->columnCount() - 1)
+            strRow += '\n';
+    }
+
+    clipboard->setText(strRow);
+}
diff --git a/examples/serialbus/can/receivedframesview.h b/examples/serialbus/can/receivedframesview.h
new file mode 100644
index 0000000..2d30ba9
--- /dev/null
+++ b/examples/serialbus/can/receivedframesview.h
@@ -0,0 +1,67 @@
+/****************************************************************************
+**
+** Copyright (C) 2021 Evgeny Shtanov <shtanov_evgenii@mail.ru>
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the examples of the QtSerialBus module.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** BSD License Usage
+** Alternatively, you may use this file under the terms of the BSD license
+** as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of The Qt Company Ltd nor the names of its
+**     contributors may be used to endorse or promote products derived
+**     from this software without specific prior written permission.
+**
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef RECEIVEDFRAMESVIEW_H
+#define RECEIVEDFRAMESVIEW_H
+
+#include <QTableView>
+
+class ReceivedFramesView final: public QTableView
+{
+public:
+    explicit ReceivedFramesView(QWidget *parent = nullptr);
+    void setModel(QAbstractItemModel *model) final;
+
+protected:
+    void keyPressEvent(QKeyEvent *event) final;
+    void copyRow();
+};
+
+#endif // RECEIVEDFRAMESVIEW_H
diff --git a/examples/serialbus/can/sendframebox.ui b/examples/serialbus/can/sendframebox.ui
index 0abeff5..d913e33 100644
--- a/examples/serialbus/can/sendframebox.ui
+++ b/examples/serialbus/can/sendframebox.ui
@@ -17,6 +17,9 @@
    <string/>
   </property>
   <layout class="QVBoxLayout" name="verticalLayout_4">
+   <property name="sizeConstraint">
+    <enum>QLayout::SetMinimumSize</enum>
+   </property>
    <item>
     <widget class="QGroupBox" name="frameTypeBox">
      <property name="title">
@@ -118,6 +121,9 @@
    </item>
    <item>
     <layout class="QHBoxLayout" name="horizontalLayout_3">
+     <property name="sizeConstraint">
+      <enum>QLayout::SetMinimumSize</enum>
+     </property>
      <item>
       <layout class="QVBoxLayout" name="verticalLayout">
        <item>
@@ -181,17 +187,11 @@
      <item>
       <layout class="QVBoxLayout" name="verticalLayout_3">
        <item>
-        <spacer name="verticalSpacer">
-         <property name="orientation">
-          <enum>Qt::Vertical</enum>
-         </property>
-         <property name="sizeHint" stdset="0">
-          <size>
-           <width>20</width>
-           <height>40</height>
-          </size>
+        <widget class="QLabel" name="label">
+         <property name="text">
+          <string/>
          </property>
-        </spacer>
+        </widget>
        </item>
        <item>
         <widget class="QPushButton" name="sendButton">