From e2ce645c7409e62ffd6acec756adaa517dcfca4d Mon Sep 17 00:00:00 2001
From: f4exb <f4exb06@gmail.com>
Date: Wed, 23 Aug 2017 23:44:50 +0200
Subject: [PATCH] UDP sink plugin: implemented new rollup menu behavior

---
 plugins/channeltx/udpsink/udpsinkgui.cpp | 13 +++++++++++--
 plugins/channeltx/udpsink/udpsinkgui.h   |  2 ++
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/plugins/channeltx/udpsink/udpsinkgui.cpp b/plugins/channeltx/udpsink/udpsinkgui.cpp
index 00df4b431..84fe9aa79 100644
--- a/plugins/channeltx/udpsink/udpsinkgui.cpp
+++ b/plugins/channeltx/udpsink/udpsinkgui.cpp
@@ -227,6 +227,7 @@ UDPSinkGUI::UDPSinkGUI(PluginAPI* pluginAPI, DeviceSinkAPI *deviceAPI, QWidget*
         m_tickCount(0),
         m_channelMarker(this),
         m_basicSettingsShown(false),
+        m_bcsw(0),
         m_doApplySettings(true)
 {
     ui->setupUi(this);
@@ -278,6 +279,7 @@ UDPSinkGUI::UDPSinkGUI(PluginAPI* pluginAPI, DeviceSinkAPI *deviceAPI, QWidget*
 
 UDPSinkGUI::~UDPSinkGUI()
 {
+    if (m_bcsw) delete m_bcsw;
     m_deviceAPI->removeChannelInstance(this);
     m_deviceAPI->removeThreadedSource(m_threadedChannelizer);
     delete m_threadedChannelizer;
@@ -546,8 +548,15 @@ void UDPSinkGUI::onMenuDoubleClicked()
     if (!m_basicSettingsShown)
     {
         m_basicSettingsShown = true;
-        BasicChannelSettingsWidget* bcsw = new BasicChannelSettingsWidget(&m_channelMarker, this);
-        bcsw->show();
+        m_bcsw = new BasicChannelSettingsWidget(&m_channelMarker, this);
+        m_bcsw->show();
+    }
+    else
+    {
+        m_basicSettingsShown = false;
+        m_bcsw->hide();
+        delete m_bcsw;
+        m_bcsw = 0;
     }
 }
 
diff --git a/plugins/channeltx/udpsink/udpsinkgui.h b/plugins/channeltx/udpsink/udpsinkgui.h
index 04470f9b6..88541990f 100644
--- a/plugins/channeltx/udpsink/udpsinkgui.h
+++ b/plugins/channeltx/udpsink/udpsinkgui.h
@@ -31,6 +31,7 @@ class ThreadedBasebandSampleSource;
 class UpChannelizer;
 class UDPSink;
 class SpectrumVis;
+class BasicChannelSettingsWidget;
 
 namespace Ui {
     class UDPSinkGUI;
@@ -96,6 +97,7 @@ private:
     QString m_udpAddress;
     int m_udpPort;
     bool m_basicSettingsShown;
+    BasicChannelSettingsWidget *m_bcsw;
     bool m_doApplySettings;
 
     explicit UDPSinkGUI(PluginAPI* pluginAPI, DeviceSinkAPI *deviceAPI, QWidget* parent = NULL);