fix some warnings

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@25974 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/apps/codycam/Settings.cpp

@@ -148,6 +148,11 @@ ScalarValueSetting::ScalarValueSetting(const char* name, int32 defaultValue,
 }
 
 
+ScalarValueSetting::~ScalarValueSetting()
+{
+}
+
+
 void 
 ScalarValueSetting::ValueChanged(int32 newValue)
 {
@@ -209,6 +214,11 @@ BooleanValueSetting::BooleanValueSetting(const char* name, bool defaultValue)
 }
 
 
+BooleanValueSetting::~BooleanValueSetting()
+{
+}
+
+
 bool 
 BooleanValueSetting::Value() const
 {

src/apps/codycam/Settings.h

@@ -53,6 +53,7 @@ public:
 	ScalarValueSetting(const char* name, int32 defaultValue,
 		const char* valueExpectedErrorString, const char* wrongValueErrorString,
 		int32 min = LONG_MIN, int32 max = LONG_MAX);
+	virtual ~ScalarValueSetting();
 
 	void ValueChanged(int32 newValue);
 	int32 Value() const;
@@ -75,6 +76,7 @@ class BooleanValueSetting : public ScalarValueSetting {
 	// on-off setting
 	public:
 		BooleanValueSetting(const char* name, bool defaultValue);
+		virtual ~BooleanValueSetting();
 
 		bool Value() const;
 		virtual const char* Handle(const char *const *argv);	

src/apps/codycam/SettingsHandler.h

@@ -72,6 +72,7 @@ class SettingsArgvDispatcher {
 		// base class for a single setting item
 	public:
 		SettingsArgvDispatcher(const char* name);
+		virtual ~SettingsArgvDispatcher() {};
 
 		void SaveSettings(Settings* settings, bool onlyIfNonDefault);