Mercurial plugin, merge request with suggested fixes.

src/plugins/mercurial/mercurialcontrol.cpp

@@ -0,0 +1,80 @@
+#include "mercurialcontrol.h"
+#include "mercurialclient.h"
+
+#include <QtCore/QFileInfo>
+
+using namespace Mercurial::Internal;
+
+MercurialControl::MercurialControl(MercurialClient *client)
+        :   mercurialClient(client),
+            mercurialEnabled(true)
+{
+}
+
+QString MercurialControl::name() const
+{
+    return tr("Mercurial");
+}
+
+bool MercurialControl::isEnabled() const
+{
+    return mercurialEnabled;
+}
+
+void MercurialControl::setEnabled(bool enabled)
+{
+    if (mercurialEnabled != enabled) {
+        mercurialEnabled = enabled;
+        emit enabledChanged(mercurialEnabled);
+    }
+}
+
+bool MercurialControl::managesDirectory(const QString &directory) const
+{
+    QFileInfo dir(directory);
+    return !mercurialClient->findTopLevelForFile(dir).isEmpty();
+}
+
+QString MercurialControl::findTopLevelForDirectory(const QString &directory) const
+{
+    QFileInfo dir(directory);
+    return mercurialClient->findTopLevelForFile(dir);
+}
+
+bool MercurialControl::supportsOperation(Operation operation) const
+{
+    bool supported = true;
+
+    switch (operation) {
+    case Core::IVersionControl::AddOperation:
+    case Core::IVersionControl::DeleteOperation:
+        break;
+    case Core::IVersionControl::OpenOperation:
+    default:
+        supported = false;
+        break;
+    }
+
+    return supported;
+}
+
+bool MercurialControl::vcsOpen(const QString &filename)
+{
+    Q_UNUSED(filename)
+    return true;
+}
+
+bool MercurialControl::vcsAdd(const QString &filename)
+{
+    return mercurialClient->add(filename);
+}
+
+bool MercurialControl::vcsDelete(const QString &filename)
+{
+    return mercurialClient->remove(filename);
+}
+
+bool MercurialControl::sccManaged(const QString &filename)
+{
+    return mercurialClient->manifestSync(filename);
+}