summaryrefslogtreecommitdiffstats
path: root/chalk/core/kis_selected_transaction.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'chalk/core/kis_selected_transaction.cpp')
-rw-r--r--chalk/core/kis_selected_transaction.cpp73
1 files changed, 73 insertions, 0 deletions
diff --git a/chalk/core/kis_selected_transaction.cpp b/chalk/core/kis_selected_transaction.cpp
new file mode 100644
index 000000000..44eec6976
--- /dev/null
+++ b/chalk/core/kis_selected_transaction.cpp
@@ -0,0 +1,73 @@
+/*
+ * Copyright (c) 2002 Patrick Julien <freak@codepimps.org>
+ *
+ * This program 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.
+ *
+ * This program 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 more 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+#include "kis_types.h"
+#include "kis_global.h"
+#include "kis_selected_transaction.h"
+#include "kis_selection.h"
+
+KisSelectedTransaction::KisSelectedTransaction(const TQString& name, KisPaintDeviceSP device) :
+ KisTransaction(name, device),
+ m_device(device),
+ m_hadSelection(device->hasSelection())
+{
+ m_selTransaction = new KisTransaction(name, device->selection().data());
+ if(! m_hadSelection) {
+ m_device->deselect(); // let us not be the cause of select
+ }
+}
+
+KisSelectedTransaction::~KisSelectedTransaction()
+{
+ delete m_selTransaction;
+}
+
+void KisSelectedTransaction::execute()
+{
+ super::execute();
+ m_selTransaction->execute();
+ if(m_redoHasSelection)
+ m_device->selection();
+ else
+ m_device->deselect();
+ m_device->emitSelectionChanged();
+}
+
+void KisSelectedTransaction::unexecute()
+{
+ m_redoHasSelection = m_device->hasSelection();
+
+ super::unexecute();
+ m_selTransaction->unexecute();
+ if(m_hadSelection)
+ m_device->selection();
+ else
+ m_device->deselect();
+ m_device->emitSelectionChanged();
+}
+
+void KisSelectedTransaction::unexecuteNoUpdate()
+{
+ m_redoHasSelection = m_device->hasSelection();
+
+ super::unexecuteNoUpdate();
+ m_selTransaction->unexecuteNoUpdate();
+ if(m_hadSelection)
+ m_device->selection();
+ else
+ m_device->deselect();
+}