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authorDavid Robillard <d@drobilla.net>2006-06-09 15:07:31 +0000
committerDavid Robillard <d@drobilla.net>2006-06-09 15:07:31 +0000
commitacbda29f838280ba98cf9e9e539e9d8a6e8fc6ad (patch)
treee31b37a2456e6d1e564c9a7146c88be259d338b0 /src/engine/EnablePatchEvent.cpp
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Added Om aka Graph aka god knows what
git-svn-id: http://svn.drobilla.net/lad/grauph@9 a436a847-0d15-0410-975c-d299462d15a1
Diffstat (limited to 'src/engine/EnablePatchEvent.cpp')
-rw-r--r--src/engine/EnablePatchEvent.cpp82
1 files changed, 82 insertions, 0 deletions
diff --git a/src/engine/EnablePatchEvent.cpp b/src/engine/EnablePatchEvent.cpp
new file mode 100644
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+++ b/src/engine/EnablePatchEvent.cpp
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+/* This file is part of Om. Copyright (C) 2006 Dave Robillard.
+ *
+ * Om 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 2 of the License, or (at your option) any later
+ * version.
+ *
+ * Om 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 details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include "EnablePatchEvent.h"
+#include "Responder.h"
+#include "Om.h"
+#include "OmApp.h"
+#include "Patch.h"
+#include "util.h"
+#include "ClientBroadcaster.h"
+#include "ObjectStore.h"
+
+namespace Om {
+
+
+EnablePatchEvent::EnablePatchEvent(CountedPtr<Responder> responder, const string& patch_path)
+: QueuedEvent(responder),
+ m_patch_path(patch_path),
+ m_patch(NULL),
+ m_process_order(NULL)
+{
+}
+
+
+void
+EnablePatchEvent::pre_process()
+{
+ m_patch = om->object_store()->find_patch(m_patch_path);
+
+ if (m_patch != NULL) {
+ /* Any event that requires a new process order will set the patch's
+ * process order to NULL if it is executed when the patch is not
+ * active. So, if the PO is NULL, calculate it here */
+ if (m_patch->process_order() == NULL)
+ m_process_order = m_patch->build_process_order();
+ }
+
+ QueuedEvent::pre_process();
+}
+
+
+void
+EnablePatchEvent::execute(samplecount offset)
+{
+ if (m_patch != NULL) {
+ m_patch->process(true);
+
+ if (m_patch->process_order() == NULL)
+ m_patch->process_order(m_process_order);
+ }
+
+ QueuedEvent::execute(offset);
+}
+
+
+void
+EnablePatchEvent::post_process()
+{
+ if (m_patch != NULL) {
+ m_responder->respond_ok();
+ om->client_broadcaster()->send_patch_enable(m_patch_path);
+ } else {
+ m_responder->respond_error(string("Patch ") + m_patch_path + " not found");
+ }
+}
+
+
+} // namespace Om
+