save frequency snap value

src/AppConfig.cpp

@@ -121,6 +121,7 @@ AppConfig::AppConfig() {
     winH.store(0);
     winMax.store(false);
     themeId.store(0);
+    snap.store(1);
 }
 
 
@@ -186,6 +187,15 @@ int AppConfig::getTheme() {
 }
 
 
+void AppConfig::setSnap(long long snapVal) {
+    this->snap.store(snapVal);
+}
+
+long long AppConfig::getSnap() {
+    return snap.load();
+}
+
+
 bool AppConfig::save() {
     DataTree cfg;
 
@@ -200,8 +210,8 @@ bool AppConfig::save() {
         *window_node->newChild("h") = winH.load();
 
         *window_node->newChild("max") = winMax.load();
-
         *window_node->newChild("theme") = themeId.load();
+        *window_node->newChild("snap") = snap.load();
     }
     
     DataNode *devices_node = cfg.rootNode()->newChild("devices");
@@ -275,6 +285,11 @@ bool AppConfig::load() {
             themeId.store(theme);
         }
 
+        if (win_node->hasAnother("snap")) {
+			long long snapVal;
+			win_node->getNext("snap")->element()->get(snapVal);
+			snap.store(snapVal);
+		}
     }
     
     if (cfg.rootNode()->hasAnother("devices")) {

src/AppConfig.h

@@ -55,7 +55,10 @@ public:
 
     void setTheme(int themeId);
     int getTheme();
-    
+
+    void setSnap(long long snapVal);
+    long long getSnap();
+
     bool save();
     bool load();
     bool reset();
@@ -65,4 +68,5 @@ private:
     std::atomic_int winX,winY,winW,winH;
     std::atomic_bool winMax;
     std::atomic_int themeId;
+    std::atomic_llong snap;
 };

src/AppFrame.cpp

@@ -319,6 +319,9 @@ AppFrame::AppFrame() :
     if (max) {
         this->Maximize();
     }
+
+    long long freqSnap = wxGetApp().getConfig()->getSnap();
+    wxGetApp().setFrequencySnap(freqSnap);
             
     ThemeMgr::mgr.setTheme(wxGetApp().getConfig()->getTheme());
 
@@ -528,6 +531,7 @@ void AppFrame::OnClose(wxCloseEvent& event) {
     wxGetApp().getConfig()->setWindow(this->GetPosition(), this->GetClientSize());
     wxGetApp().getConfig()->setWindowMaximized(this->IsMaximized());
     wxGetApp().getConfig()->setTheme(ThemeMgr::mgr.getTheme());
+    wxGetApp().getConfig()->setSnap(wxGetApp().getFrequencySnap());
     wxGetApp().getConfig()->save();
     event.Skip();
 }