Import RTFL 0.1.1v0.1.1

1 files changed, 104 insertions, 0 deletions

diff --git a/dwr/hideable.cc b/dwr/hideable.cc
new file mode 100644
index 0000000..def90a5
--- /dev/null
+++ b/dwr/hideable.cc
@@ -0,0 +1,104 @@
+/*
+ * RTFL
+ *
+ * Copyright 2014, 2015 Sebastian Geerken <sgeerken@dillo.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 3 of the License, or
+ * (at your option) any later version; with the following exception:
+ *
+ * The copyright holders of RTFL give you permission to link this file
+ * statically or dynamically against all versions of the graphviz
+ * library, which are published by AT&T Corp. under one of the following
+ * licenses:
+ *
+ * - Common Public License version 1.0 as published by International
+ *   Business Machines Corporation (IBM), or
+ * - Eclipse Public License version 1.0 as published by the Eclipse
+ *   Foundation.
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "hideable.hh"
+
+using namespace dw::core;
+using namespace dw::core::style;
+using namespace lout::misc;
+
+namespace rtfl {
+
+namespace dw {
+
+int Hideable::CLASS_ID = -1;
+
+Hideable::Hideable ()
+{
+   DBG_OBJ_CREATE ("rtfl::dw::Hideable");
+   registerName ("rtfl::dw::Hideable", &CLASS_ID);
+
+   hidden = drawable = false;
+}
+
+Hideable::~Hideable ()
+{
+   DBG_OBJ_DELETE ();
+}
+
+void Hideable::sizeRequestImpl (Requisition *requisition)
+{
+   if (hidden) {
+      requisition->width = requisition->ascent = requisition->descent = 0;
+      drawable = false;
+   } else {
+      sizeRequestImplImpl (requisition);
+      drawable = true;
+   }
+}
+
+void Hideable::getExtremesImpl (Extremes *extremes)
+{
+   if (hidden)
+      extremes->minWidth = extremes->minWidthIntrinsic = extremes->maxWidth =
+         extremes->maxWidthIntrinsic = 0;
+   else
+      getExtremesImplImpl (extremes);
+}
+
+void Hideable::draw (View *view, Rectangle *area)
+{
+   DBG_OBJ_ENTER ("draw", 0, "draw", "%d, %d, %d * %d",
+                  area->x, area->y, area->width, area->height);
+
+   if (drawable)
+      drawImpl (view, area);
+
+   DBG_OBJ_LEAVE ();
+}
+
+void Hideable::show ()
+{
+   if (hidden) {
+      hidden = false;
+      queueResize (0, true);
+   }
+}
+
+void Hideable::hide ()
+{
+   if (!hidden) {
+      hidden = true;
+      queueResize (0, true);
+   }
+}
+
+} // namespace rtfl
+
+} // namespace dw