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2 files changed, 61 insertions, 0 deletions

diff --git a/src/virtualizer.cpp b/src/virtualizer.cpp
new file mode 100644
index 0000000..521f885
--- /dev/null
+++ b/src/virtualizer.cpp
@@ -0,0 +1,31 @@
+#include "virtualizer.h"
+#include "config.h"
+
+#include <QMap>
+#include <QProcess>
+
+static QMap<QString, Virtualizer*> virtMap;
+
+static bool query(const QString &id) {
+    static const QString runVirt = Config::get(Config::RUNSCRIPT);
+    QProcess proc;
+    proc.start(runVirt, QStringList() << QStringLiteral("--query") << id);
+    // XXX: This should really only take about a millisecond, but it could be made async too
+    // and then once the result arrives, redraw the TreeView. Since the result is cached
+    // per virtualizer, it doesn't seem worth the effort right now.
+    return proc.waitForFinished(1000) && proc.exitCode() == 0;
+}
+
+Virtualizer::Virtualizer(const QString &id)
+        : id(id), isAvailable(query(id)) {
+
+}
+
+const Virtualizer* Virtualizer::get(const QString &id) {
+    if (virtMap.contains(id)) {
+        return virtMap[id];
+    }
+    Virtualizer *v = new Virtualizer(id);
+    virtMap.insert(id, v);
+    return v;
+}
diff --git a/src/virtualizer.h b/src/virtualizer.h
new file mode 100644
index 0000000..7b3fc76
--- /dev/null
+++ b/src/virtualizer.h
@@ -0,0 +1,30 @@
+#ifndef _VIRTUALIZER_H_
+#define _VIRTUALIZER_H_
+
+#include <QString>
+
+class Virtualizer
+{
+
+public:
+	/**
+	 * Get instance representing given virtualizer.
+	 * Never returns null.
+	 */
+	static const Virtualizer* get(const QString &id);
+
+	/**
+	 * The ID if the virtualizer
+	 */
+	const QString id;
+	/**
+	 * Does a plugin exist for this virtualizer type?
+	 */
+	const bool isAvailable;
+
+private:
+	explicit Virtualizer(const QString &id);
+
+};
+
+#endif