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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4717 42af7a65-404d-4744-a932-0658087f49c3

1 files changed, 161 insertions, 0 deletions

diff --git a/NxWidgets/libnxwidgets/src/cwindoweventhandlerlist.cxx b/NxWidgets/libnxwidgets/src/cwindoweventhandlerlist.cxx
new file mode 100644
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+/****************************************************************************
+ * NxWidgets/libnxwidgets/src/cwindoweventhandlerlist.cxx
+ *
+ *   Copyright (C) 2012 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <gnutt@nuttx.org>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name NuttX, NxWidgets, nor the names of its contributors
+ *    me be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+ 
+#include "nxconfig.hxx"
+
+#include "cwindoweventhandler.hxx"
+#include "cwindoweventhandlerlist.hxx"
+
+/****************************************************************************
+ * Pre-Processor Definitions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Method Implementations
+ ****************************************************************************/
+
+using namespace NXWidgets;
+
+/**
+ * Adds a window event handler.  The event handler will receive
+ * all events raised by this object.
+ * @param eventHandler A pointer to the event handler.
+ */
+ 
+void CWindowEventHandlerList::addWindowEventHandler(CWindowEventHandler *eventHandler)
+{
+  // Make sure that the event handler does not already exist
+
+  int index;
+  if (!findWindowEventHandler(eventHandler, index))
+    {
+      // Add the new handler
+
+      m_eventHandlers.push_back(eventHandler);
+    }
+}
+
+/**
+ * Remove a window event handler.
+ *
+ * @param eventHandler A pointer to the event handler to remove.
+ */
+
+void CWindowEventHandlerList::removeWindowEventHandler(CWindowEventHandler *eventHandler)
+{
+  // Find the event handler to be removed
+
+  int index;
+  if (findWindowEventHandler(eventHandler, index))
+    {
+      // and remove it
+
+      m_eventHandlers.erase(index);
+    }
+}
+
+/**
+ * Return the index to the window event handler.
+ */
+ 
+bool CWindowEventHandlerList::findWindowEventHandler(CWindowEventHandler *eventHandler, int &index)
+{
+  for (int i = 0; i < m_eventHandlers.size(); ++i)
+    {
+      if (m_eventHandlers.at(i) == eventHandler)
+        {
+          index = i;
+          return true;
+        }
+    }
+
+  return false;
+}
+
+/**
+ * Raise the NX window redraw event.
+ */
+
+void CWindowEventHandlerList::raiseRedrawEvent(void)
+{
+  for (int i = 0; i < m_eventHandlers.size(); ++i)
+    {
+      m_eventHandlers.at(i)->handleRedrawEvent();
+    }
+}
+
+/**
+ * Raise an NX window position/size change event.
+ */
+
+void CWindowEventHandlerList::raiseGeometryEvent(void)
+{
+  for (int i = 0; i < m_eventHandlers.size(); ++i)
+    {
+      m_eventHandlers.at(i)->handleGeometryEvent();
+    }
+}
+
+/**
+ * Raise an NX mouse window input event.
+ */
+
+#ifdef CONFIG_NX_MOUSE
+void CWindowEventHandlerList::raiseMouseEvent(void)
+{
+  for (int i = 0; i < m_eventHandlers.size(); ++i)
+    {
+      m_eventHandlers.at(i)->handleMouseEvent();
+    }
+}
+#endif
+
+/**
+ * Raise an NX keybord input event
+ */
+
+#ifdef CONFIG_NX_KBD
+void CWindowEventHandlerList::raiseKeyboardEvent(void)
+{
+  for (int i = 0; i < m_eventHandlers.size(); ++i)
+    {
+      m_eventHandlers.at(i)->handleKeyboardEvent();
+    }
+#endif
+}