gui: premium reminder feature

src/gui/res/MainWindowBase.ui

@@ -78,6 +78,57 @@
       </layout>
      </widget>
     </item>
+    <item>
+     <widget class="QWidget" name="m_pWidgetPremium" native="true">
+      <layout class="QHBoxLayout" name="horizontalLayout_3">
+       <property name="leftMargin">
+        <number>2</number>
+       </property>
+       <property name="topMargin">
+        <number>0</number>
+       </property>
+       <property name="rightMargin">
+        <number>0</number>
+       </property>
+       <property name="bottomMargin">
+        <number>7</number>
+       </property>
+       <item>
+        <widget class="QLabel" name="m_pIconPremium">
+         <property name="text">
+          <string/>
+         </property>
+         <property name="pixmap">
+          <pixmap resource="Synergy.qrc">:/res/icons/16x16/money.png</pixmap>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <widget class="QLabel" name="m_pLabelPremium">
+         <property name="text">
+          <string>Please help us &lt;a href=&quot;https://synergy-foss.org/premium/register/?source=gui-notice&quot;&gt;fund this project&lt;/a&gt; if you like Synergy.</string>
+         </property>
+         <property name="openExternalLinks">
+          <bool>true</bool>
+         </property>
+        </widget>
+       </item>
+       <item>
+        <spacer name="m_pSpacerPremium">
+         <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>
+     </widget>
+    </item>
     <item>
      <widget class="QGroupBox" name="m_pGroupServer">
       <property name="sizePolicy">

src/gui/res/Synergy.qrc

@@ -50,5 +50,6 @@
         <file>lang/gui_zh-CN.qm</file>
         <file>lang/gui_zh-TW.qm</file>
         <file>lang/Languages.xml</file>
+        <file>icons/16x16/money.png</file>
     </qresource>
 </RCC>

src/gui/src/MainWindow.cpp

@@ -84,6 +84,8 @@ MainWindow::MainWindow(QSettings& settings, AppConfig& appConfig) :
 	m_pLabelScreenName->setText(getScreenName());
 	m_pLabelIpAddresses->setText(getIPAddresses());
 
+	updatePremiumInfo();
+
 #if defined(Q_OS_WIN)
 	// ipc must always be enabled, so that we can disable command when switching to desktop mode.
 	connect(&m_IpcClient, SIGNAL(readLogLine(const QString&)), this, SLOT(appendLogRaw(const QString&)));
@@ -749,6 +751,7 @@ void MainWindow::changeEvent(QEvent* event)
 		case QEvent::LanguageChange:
 			retranslateUi(this);
 			retranslateMenuBar();
+			updatePremiumInfo();
 			break;
 
 		default:
@@ -757,6 +760,20 @@ void MainWindow::changeEvent(QEvent* event)
 	}
 }
 
+void MainWindow::updatePremiumInfo()
+{
+	if (m_AppConfig.isPremium())
+	{
+		m_pWidgetPremium->hide();
+		setWindowTitle(tr("Synergy Premium"));
+	}
+	else
+	{
+		m_pWidgetPremium->show();
+		setWindowTitle(tr("Synergy"));
+	}
+}
+
 bool MainWindow::on_m_pButtonBrowseConfigFile_clicked()
 {
 	QString fileName = QFileDialog::getOpenFileName(this, tr("Browse for a synergys config file"), QString(), synergyConfigFilter);
@@ -812,6 +829,7 @@ void MainWindow::on_m_pActionWizard_triggered()
 {
 	SetupWizard wizard(*this, false);
 	wizard.exec();
+	updatePremiumInfo();
 }
 
 void MainWindow::on_m_pElevateCheckBox_toggled(bool checked)

src/gui/src/MainWindow.h

@@ -144,6 +144,7 @@ class MainWindow : public QMainWindow, public Ui::MainWindowBase
 		void setFormEnabled(bool enabled);
 		void changeEvent(QEvent* event);
 		void retranslateMenuBar();
+		void updatePremiumInfo();
 
 	private:
 		QSettings& m_Settings;

src/gui/src/SetupWizard.cpp

@@ -26,8 +26,9 @@
 #include <QNetworkRequest>
 #include <QNetworkReply>
 
-#define PREMIUM_AUTH_URL "https://synergy-foss.org/premium/json/auth/"
 //#define PREMIUM_AUTH_URL "http://localhost/synergy/premium/json/auth/"
+#define PREMIUM_AUTH_URL "https://synergy-foss.org/premium/json/auth/"
+#define PREMIUM_REGISTER_URL "https://synergy-foss.org/premium/register/?source=gui-wizard"
 
 SetupWizard::SetupWizard(MainWindow& mainWindow, bool startMain) :
 	m_MainWindow(mainWindow),
@@ -112,7 +113,7 @@ bool SetupWizard::validateCurrentPage()
 		}
 		else if (m_pRadioButtonPremiumRegister->isChecked())
 		{
-			const QUrl url(QString("https://synergy-foss.org/premium/register/?source=gui"));
+			const QUrl url(QString(PREMIUM_REGISTER_URL));
 			QDesktopServices::openUrl(url);
 			m_pRadioButtonPremiumLogin->setChecked(true);
 			return false;