Added Instance.getLastState() and Instance.getActualState() functions. Keeps version 0.2.1.

ChangeLog

@@ -2,6 +2,7 @@
 -----
 
 * Added access to the output stream of an application.
+* Added Instance.getLastState() and Instance.getActualState() functions.
 
 0.2.0
 -----

src/cameo/Application.cpp

@@ -648,9 +648,30 @@ void Instance::cancelWaitFor() {
 }
 
 State Instance::now() {
+
+	// First implementation used getLastState().
+	return getActualState();
+}
+
+State Instance::getLastState() {
+
 	return waitFor(0, "", nullptr, false);
 }
 
+State Instance::getActualState() const {
+
+	vector<application::Info> infos = m_server->getApplicationInfos();
+
+	for (vector<application::Info>::const_iterator i = infos.begin(); i != infos.end(); ++i) {
+		application::Info const & info = *i;
+		if (info.getId() == m_id) {
+			return info.getState();
+		}
+	}
+
+	return UNKNOWN;
+}
+
 bool Instance::getBinaryResult(std::string& result) {
 
 	waitFor();

src/cameo/Application.h

@@ -209,8 +209,22 @@ public:
 
 	void cancelWaitFor();
 
+	/**
+	 * Deprecated.
+	 * TODO remove in next version.
+	 */
 	State now();
 
+	/**
+	 * Gets the last state.
+	 */
+	State getLastState();
+
+	/**
+	 * Returns the actual state and UNKNOWN if the instance does not exist anymore.
+	 */
+	State getActualState() const;
+
 	bool getBinaryResult(std::string& result);
 	bool getResult(std::string& result);
 	bool getResult(std::vector<int32_t>& result);