New parameter refresh apis

Also, uas is kept in object

src/AutoPilotPlugins/AutoPilotPlugin.cc

+/*=====================================================================
+ 
+ QGroundControl Open Source Ground Control Station
+ 
+ (c) 2009 - 2015 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>
+ 
+ This file is part of the QGROUNDCONTROL project
+ 
+ QGROUNDCONTROL is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+ 
+ QGROUNDCONTROL is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ GNU General Public License for more details.
+ 
+ You should have received a copy of the GNU General Public License
+ along with QGROUNDCONTROL. If not, see <http://www.gnu.org/licenses/>.
+ 
+ ======================================================================*/
+
+/// @file
+///     @author Don Gagne <don@thegagnes.com>
+
+#include "AutoPilotPlugin.h"
+
+AutoPilotPlugin::AutoPilotPlugin(UASInterface* uas, QObject* parent) :
+    QObject(parent),
+    _uas(uas)
+{
+    Q_ASSERT(_uas);
+}
+
+void AutoPilotPlugin::refreshAllParameters(void)
+{
+    Q_ASSERT(_uas);
+    QGCUASParamManagerInterface* paramMgr = _uas->getParamManager();
+    Q_ASSERT(paramMgr);
+    paramMgr->requestParameterList();
+}
+
+void AutoPilotPlugin::refreshParameter(const QString& param)
+{
+    Q_ASSERT(_uas);
+    QGCUASParamManagerInterface* paramMgr = _uas->getParamManager();
+    Q_ASSERT(paramMgr);
+    
+    QList<int> compIdList = paramMgr->getComponentForParam(param);
+    Q_ASSERT(compIdList.count() > 0);
+    paramMgr->requestParameterUpdate(compIdList[0], param);
+}
+
+void AutoPilotPlugin::refreshParametersPrefix(const QString& paramPrefix)
+{
+    foreach(QVariant varFact, parameters()) {
+        Fact* fact = qvariant_cast<Fact*>(varFact);
+        Q_ASSERT(fact);
+        if (fact->name().startsWith(paramPrefix)) {
+            refreshParameter(fact->name());
+        }
+    }
+}

src/AutoPilotPlugins/AutoPilotPlugin.h

@@ -48,10 +48,21 @@ class AutoPilotPlugin : public QObject
     Q_OBJECT
 
 public:
+    AutoPilotPlugin(UASInterface* uas, QObject* parent);
+    
     Q_PROPERTY(QVariantMap parameters READ parameters CONSTANT)
     Q_PROPERTY(QVariantList components READ components CONSTANT)
     Q_PROPERTY(QUrl setupBackgroundImage READ setupBackgroundImage CONSTANT)
     
+    /// Re-request the full set of parameters from the autopilot
+    Q_INVOKABLE void refreshAllParameters(void);
+    
+    /// Request a refresh on the specific parameter
+    Q_INVOKABLE void refreshParameter(const QString& param);
+    
+    // Request a refresh on all parameters that begin with the specified prefix
+    Q_INVOKABLE void refreshParametersPrefix(const QString& paramPrefix);
+
     // Property accessors
     virtual const QVariantList& components(void) = 0;
     virtual const QVariantMap& parameters(void) = 0;    
@@ -63,6 +74,8 @@ public:
     /// FIXME: Kind of hacky
     static void clearStaticData(void);
     
+    UASInterface* uas(void) { return _uas; }
+    
 signals:
     /// Signalled when plugin is ready for use
     void pluginReady(void);
@@ -71,6 +84,7 @@ protected:
     /// All access to AutoPilotPugin objects is through getInstanceForAutoPilotPlugin
     AutoPilotPlugin(QObject* parent = NULL) : QObject(parent) { }
     
+    UASInterface* _uas;
 };
 
 #endif