Add NxWM::CWindowControl; task bar and start window icons now functional

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4725 42af7a65-404d-4744-a932-0658087f49c3

1 files changed, 143 insertions, 0 deletions

diff --git a/NxWidgets/nxwm/src/cwindowcontrol.cxx b/NxWidgets/nxwm/src/cwindowcontrol.cxx
new file mode 100644
index 000000000..841397a14
--- /dev/null
+++ b/NxWidgets/nxwm/src/cwindowcontrol.cxx
@@ -0,0 +1,143 @@
+/********************************************************************************************
+ * NxWidgets/nxwm/src/cwindowcontrol.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 <nuttx/config.h>
+
+#include "cwindowcontrol.hxx"
+
+/********************************************************************************************
+ * Pre-Processor Definitions
+ ********************************************************************************************/
+
+/********************************************************************************************
+ * CWindowControl Method Implementations
+ ********************************************************************************************/
+
+using namespace NxWM;
+
+/**
+ * Constructor
+ *
+ * @param style The default style that all widgets on this display
+ *   should use.  If this is not specified, the widget will use the
+ *   values stored in the defaultCWidgetStyle object.
+ */
+
+CWindowControl::CWindowControl(FAR const NXWidgets::CWidgetStyle *style)
+: NXWidgets::CWidgetControl(style)
+{
+  // Add ourself as the window callback
+
+  addWindowEventHandler(this);
+}
+
+/**
+ * Destructor.
+ */
+
+CWindowControl::~CWindowControl(void)
+{
+  // Remove ourself from the window callback
+
+  removeWindowEventHandler(this);
+}
+
+/**
+ * Handle an NX window mouse input event.
+ *
+ * @param e The event data.
+ */
+
+#ifdef CONFIG_NX_MOUSE
+void CWindowControl::handleMouseEvent(void)
+{
+  // The logic path here is tortuous but flexible:
+  //
+  // 1. A listener thread receives mouse input and injects that into NX
+  // 2. In the multi-user mode, this will send a message to the NX server
+  // 3. The NX server will determine which window gets the mouse input
+  //    and send a message to the listener.
+  // 4. The listener will call the NX message dispatcher will will do the
+  //    message callback.
+  // 5. The callback goes into an instance of NXWidgets::CCallback that is
+  //    part of the CWidget control.
+  // 6. That callback will update mouse information then raise the
+  //    mouse event,
+  // 7. Which will finally call this function -- still running deep on the
+  //    stack in the listener thread.
+  // 8. This function will then call back into the widget control to process
+  //    the mouse input.
+
+  // Perform the poll
+
+  pollEvents();
+}
+#endif
+
+/**
+ * Handle a NX window keyboard input event.
+ */
+
+#ifdef CONFIG_NX_KBD
+void CWindowControl::handleKeyboardEvent(void)
+{
+  // The logic path here is tortuous but flexible:
+  //
+  // 1. A listener thread receives keyboard input and injects that into NX
+  // 2. In the multi-user mode, this will send a message to the NX server
+  // 3. The NX server will determine which window gets the keyboard input
+  //    and send a message to the listener.
+  // 4. The listener will call the NX message dispatcher will will do the
+  //    message callback.
+  // 5. The callback goes into an instance of NXWidgets::CCallback that is
+  //    part of the CWidget control.
+  // 6. That callback will update keyboard information then raise the
+  //    keyboard event,
+  // 7. Which will finally call this function -- still running deep on the
+  //    stack in the listener thread.
+  // 8. This function will then call back into the widget control to process
+  //    the keyboard input.
+
+  // Perform the poll
+
+  pollEvents();
+}
+#endif
+
+