# HG changeset patch
# User Hasan Yavuz ÖZDERYA <hy@ozderya.net>
# Date 2016-06-14 22:11:39
# Node ID cd8c3e8601e07bb222df0df174bc260d8adab295
# Parent  81e0159a3b23fddf9f0522a7019fc2c183a9577f

focus on command panel when user tries to send an empty command from the menu

diff --git a/src/commandpanel.cpp b/src/commandpanel.cpp
--- a/src/commandpanel.cpp
+++ b/src/commandpanel.cpp
@@ -62,6 +62,7 @@ void CommandPanel::newCommand()
     ui->scrollAreaWidgetContents->layout()->addWidget(command);
     command->setFocusToEdit();
     connect(command, &CommandWidget::sendCommand, this, &CommandPanel::sendCommand);
+    connect(command, &CommandWidget::focusRequested, this, &CommandPanel::focusRequested);
     _menu.addAction(command->sendAction());
 }
 
diff --git a/src/commandpanel.h b/src/commandpanel.h
--- a/src/commandpanel.h
+++ b/src/commandpanel.h
@@ -43,6 +43,10 @@ public:
     QMenu* menu();
     QAction* newCommandAction();
 
+signals:
+    // emitted when user tries to send an empty command
+    void focusRequested();
+
 private:
     Ui::CommandPanel *ui;
     QSerialPort* serialPort;
diff --git a/src/commandwidget.cpp b/src/commandwidget.cpp
--- a/src/commandwidget.cpp
+++ b/src/commandwidget.cpp
@@ -64,6 +64,7 @@ void CommandWidget::onSendClicked()
     {
         qWarning() << "Enter a command to send!";
         ui->leCommand->setFocus(Qt::OtherFocusReason);
+        emit focusRequested();
         return;
     }
 
diff --git a/src/commandwidget.h b/src/commandwidget.h
--- a/src/commandwidget.h
+++ b/src/commandwidget.h
@@ -50,6 +50,9 @@ signals:
     // string containing hexadecimal characters only (not even spaces)
     void sendCommand(QByteArray command);
 
+    // emitted when user tries to send an empty command
+    void focusRequested();
+
 private:
     Ui::CommandWidget *ui;
     QAction _sendAction;
diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -70,6 +70,11 @@ MainWindow::MainWindow(QWidget *parent) 
                 this->ui->tabWidget->setCurrentWidget(&commandPanel);
             });
 
+    connect(&commandPanel, &CommandPanel::focusRequested, [this]()
+            {
+                this->ui->tabWidget->setCurrentWidget(&commandPanel);
+            });
+
     setupAboutDialog();
 
     // init view menu