First check-in of NxWidgets

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4505 42af7a65-404d-4744-a932-0658087f49c3

1 files changed, 116 insertions, 0 deletions

diff --git a/NxWidgets/libnxwidgets/src/clatchbuttonarray.cxx b/NxWidgets/libnxwidgets/src/clatchbuttonarray.cxx
new file mode 100644
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+++ b/NxWidgets/libnxwidgets/src/clatchbuttonarray.cxx
@@ -0,0 +1,116 @@
+/****************************************************************************
+ * NxWidgets/libnxwidgets/src/clatchbuttonarray.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 <sys/types.h>
+#include <stdint.h>
+#include <stdbool.h>
+
+#include <nuttx/nx/nxglib.h>
+
+#include "cstickybuttonarray.hxx"
+#include "clatchbuttonarray.hxx"
+#include "cgraphicsport.hxx"
+
+/****************************************************************************
+ * Pre-Processor Definitions
+ ****************************************************************************/
+
+/****************************************************************************
+ * CButton Method Implementations
+ ****************************************************************************/
+
+using namespace NXWidgets;
+
+/**
+ * Constructor for an array of latch buttons.
+ *
+ * @param pWidgetControl The widget control for the display.
+ * @param x The x coordinate of the button array, relative to its parent.
+ * @param y The y coordinate of the button array, relative to its parent.
+ * @param buttonColumns The number of buttons in one row of the button array
+ * @param buttonRows The number of buttons in one column of the button array
+ * @param buttonWidth The width of one button
+ * @param buttonHeight The height of one button
+ * @param style The style that the button should use.  If this is not
+ *        specified, the button will use the global default widget
+ *        style.
+ */
+
+CLatchButtonArray::CLatchButtonArray(CWidgetControl *pWidgetControl,
+                                     nxgl_coord_t x, nxgl_coord_t y,
+                                     uint8_t buttonColumns, uint8_t buttonRows,
+                                     nxgl_coord_t buttonWidth, nxgl_coord_t buttonHeight,
+                                     CWidgetStyle *style)
+: CStickyButtonArray(pWidgetControl, x, y, buttonColumns, buttonRows, buttonWidth, buttonHeight, style)
+{
+}
+
+/**
+ * Handles button click events
+ *
+ * @param x The x coordinate of the click.
+ * @param y The y coordinate of the click.
+ */
+
+void CLatchButtonArray::onClick(nxgl_coord_t x, nxgl_coord_t y)
+{
+  // We need to save the button position so that when CButtonArray
+  // gets the release, it will have the correct position.  This would
+  // look nicer if we just called CButtonArray::onClock() but that
+  // would cause duplicate redraw()
+
+  m_clickX = x;
+  m_clickY = y;
+
+  // Convert the new key press to row/columin indices
+
+  int column;
+  int row;
+
+  if (posToButton(x, y, column, row))
+    {
+      // Change the stuck down button on each in-range button press
+      // NOTE that normally button click events are not processed (but
+      // button release events will be processed).
+
+      stickDown(column, row);
+    }
+}