Move nuttx/examples to apps/examples

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3405 42af7a65-404d-4744-a932-0658087f49c3

1 files changed, 337 insertions, 0 deletions

diff --git a/apps/examples/nx/nx_events.c b/apps/examples/nx/nx_events.c
new file mode 100644
index 000000000..d1074b419
--- /dev/null
+++ b/apps/examples/nx/nx_events.c
@@ -0,0 +1,337 @@
+/****************************************************************************
+ * examples/nx/nx_events.c
+ *
+ *   Copyright (C) 2008-2009 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *
+ * 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 nor the names of its contributors may 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 <stdint.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <semaphore.h>
+#include <debug.h>
+#include <errno.h>
+
+#include <nuttx/nx.h>
+#include <nuttx/nxtk.h>
+#include "nx_internal.h"
+
+/****************************************************************************
+ * Definitions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Private Types
+ ****************************************************************************/
+
+/****************************************************************************
+ * Private Function Prototypes
+ ****************************************************************************/
+
+static void nxeg_redraw(NXEGWINDOW hwnd, FAR const struct nxgl_rect_s *rect,
+                        bool morem, FAR void *arg);
+static void nxeg_position(NXEGWINDOW hwnd, FAR const struct nxgl_size_s *size,
+                          FAR const struct nxgl_point_s *pos,
+                          FAR const struct nxgl_rect_s *bounds,
+                          FAR void *arg);
+#ifdef CONFIG_NX_MOUSE
+static void nxeg_mousein(NXEGWINDOW hwnd, FAR const struct nxgl_point_s *pos,
+                         uint8_t buttons, FAR void *arg);
+#endif
+
+#ifndef CONFIG_EXAMPLES_NX_RAWWINDOWS
+static void nxeg_tbredraw(NXEGWINDOW hwnd, FAR const struct nxgl_rect_s *rect,
+                          bool morem, FAR void *arg);
+static void nxeg_tbposition(NXEGWINDOW hwnd, FAR const struct nxgl_size_s *size,
+                            FAR const struct nxgl_point_s *pos,
+                            FAR const struct nxgl_rect_s *bounds,
+                            FAR void *arg);
+#ifdef CONFIG_NX_MOUSE
+static void nxeg_tbmousein(NXEGWINDOW hwnd, FAR const struct nxgl_point_s *pos,
+                            uint8_t buttons, FAR void *arg);
+#endif
+#endif
+
+/****************************************************************************
+ * Private Data
+ ****************************************************************************/
+
+/****************************************************************************
+ * Public Data
+ ****************************************************************************/
+
+const struct nx_callback_s g_nxcb =
+{
+  nxeg_redraw,   /* redraw */
+  nxeg_position  /* position */
+#ifdef CONFIG_NX_MOUSE
+  , nxeg_mousein /* mousein */
+#endif
+#ifdef CONFIG_NX_KBD
+  , nxeg_kbdin   /* my kbdin */
+#endif
+};
+
+#ifndef CONFIG_EXAMPLES_NX_RAWWINDOWS
+const struct nx_callback_s g_tbcb =
+{
+  nxeg_tbredraw,   /* redraw */
+  nxeg_tbposition  /* position */
+#ifdef CONFIG_NX_MOUSE
+  , nxeg_tbmousein /* mousein */
+#endif
+#ifdef CONFIG_NX_KBD
+  , nxeg_tbkbdin   /* my kbdin */
+#endif
+};
+#endif
+
+/****************************************************************************
+ * Private Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: nxeg_fillwindow
+ ****************************************************************************/
+
+static inline void nxeg_fillwindow(NXEGWINDOW hwnd,
+                                   FAR const struct nxgl_rect_s *rect,
+                                   FAR struct nxeg_state_s *st)
+{
+  int ret;
+
+#ifdef CONFIG_EXAMPLES_NX_RAWWINDOWS
+  ret = nx_fill(hwnd, rect, st->color);
+  if (ret < 0)
+    {
+      message("nxeg_fillwindow: nx_fill failed: %d\n", errno);
+    }
+#else
+  ret = nxtk_fillwindow(hwnd, rect, st->color);
+  if (ret < 0)
+    {
+      message("nxeg_fillwindow: nxtk_fillwindow failed: %d\n", errno);
+    }
+#endif
+#ifdef CONFIG_NX_KBD
+  nxeg_filltext(hwnd, rect, st);
+#endif
+}
+
+/****************************************************************************
+ * Name: nxeg_fillwindow
+ ****************************************************************************/
+
+#ifndef CONFIG_EXAMPLES_NX_RAWWINDOWS
+static inline void nxeg_filltoolbar(NXTKWINDOW htb,
+                                   FAR const struct nxgl_rect_s *rect,
+                                   nxgl_mxpixel_t color[CONFIG_NX_NPLANES])
+{
+  int ret;
+
+  ret = nxtk_filltoolbar(htb, rect, color);
+  if (ret < 0)
+    {
+      message("nxeg_filltoolbar: nxtk_filltoolbar failed: %d\n", errno);
+    }
+}
+#endif
+
+/****************************************************************************
+ * Name: nxeg_redraw
+ ****************************************************************************/
+
+static void nxeg_redraw(NXEGWINDOW hwnd, FAR const struct nxgl_rect_s *rect,
+                        bool more, FAR void *arg)
+{
+  FAR struct nxeg_state_s *st = (FAR struct nxeg_state_s *)arg;
+  message("nxeg_redraw%d: hwnd=%p rect={(%d,%d),(%d,%d)} more=%s\n",
+           st->wnum, hwnd,
+           rect->pt1.x, rect->pt1.y, rect->pt2.x, rect->pt2.y,
+           more ? "true" : "false");
+
+  nxeg_fillwindow(hwnd, rect, st);
+}
+
+/****************************************************************************
+ * Name: nxeg_position
+ ****************************************************************************/
+
+static void nxeg_position(NXEGWINDOW hwnd, FAR const struct nxgl_size_s *size,
+                          FAR const struct nxgl_point_s *pos,
+                          FAR const struct nxgl_rect_s *bounds,
+                          FAR void *arg)
+{
+  FAR struct nxeg_state_s *st = (FAR struct nxeg_state_s *)arg;
+
+  /* Report the position */
+
+  message("nxeg_position%d: hwnd=%p size=(%d,%d) pos=(%d,%d) bounds={(%d,%d),(%d,%d)}\n",
+           st->wnum, hwnd, size->w, size->h, pos->x, pos->y,
+           bounds->pt1.x, bounds->pt1.y, bounds->pt2.x, bounds->pt2.y);
+
+  /* Have we picked off the window bounds yet? */
+
+  if (!b_haveresolution)
+    {
+      /* Save the window limits (these should be the same for all places and all windows */
+
+      g_xres = bounds->pt2.x;
+      g_yres = bounds->pt2.y;
+
+      b_haveresolution = true;
+      sem_post(&g_semevent);
+      message("nxeg_position2: Have xres=%d yres=%d\n", g_xres, g_yres);
+    }
+}
+
+/****************************************************************************
+ * Name: nxeg_mousein
+ ****************************************************************************/
+
+#ifdef CONFIG_NX_MOUSE
+static void nxeg_mousein(NXEGWINDOW hwnd, FAR const struct nxgl_point_s *pos,
+                         uint8_t buttons, FAR void *arg)
+{
+  FAR struct nxeg_state_s *st = (FAR struct nxeg_state_s *)arg;
+  message("nxeg_mousein%d: hwnd=%p pos=(%d,%d) button=%02x\n",
+           st->wnum, hwnd,  pos->x, pos->y, buttons);
+}
+#endif
+
+/****************************************************************************
+ * Name: nxeg_tbredraw
+ ****************************************************************************/
+
+#ifndef CONFIG_EXAMPLES_NX_RAWWINDOWS
+static void nxeg_tbredraw(NXEGWINDOW hwnd, FAR const struct nxgl_rect_s *rect,
+                          bool more, FAR void *arg)
+{
+  FAR struct nxeg_state_s *st = (FAR struct nxeg_state_s *)arg;
+  message("nxeg_tbredraw%d: hwnd=%p rect={(%d,%d),(%d,%d)} more=%s\n",
+           st->wnum, hwnd,
+           rect->pt1.x, rect->pt1.y, rect->pt2.x, rect->pt2.y,
+           more ? "true" : "false");
+  nxeg_filltoolbar(hwnd, rect, g_tbcolor);
+}
+#endif
+
+/****************************************************************************
+ * Name: nxeg_position
+ ****************************************************************************/
+
+#ifndef CONFIG_EXAMPLES_NX_RAWWINDOWS
+static void nxeg_tbposition(NXEGWINDOW hwnd, FAR const struct nxgl_size_s *size,
+                           FAR const struct nxgl_point_s *pos,
+                           FAR const struct nxgl_rect_s *bounds,
+                           FAR void *arg)
+{
+  FAR struct nxeg_state_s *st = (FAR struct nxeg_state_s *)arg;
+
+  /* Report the position */
+
+  message("nxeg_ptbosition%d: hwnd=%p size=(%d,%d) pos=(%d,%d) bounds={(%d,%d),(%d,%d)}\n",
+           st->wnum, hwnd, size->w, size->h, pos->x, pos->y,
+           bounds->pt1.x, bounds->pt1.y, bounds->pt2.x, bounds->pt2.y);
+}
+#endif
+
+/****************************************************************************
+ * Name: nxeg_tbmousein
+ ****************************************************************************/
+
+#ifndef CONFIG_EXAMPLES_NX_RAWWINDOWS
+#ifdef CONFIG_NX_MOUSE
+static void nxeg_tbmousein(NXEGWINDOW hwnd, FAR const struct nxgl_point_s *pos,
+                          uint8_t buttons, FAR void *arg)
+{
+  FAR struct nxeg_state_s *st = (FAR struct nxeg_state_s *)arg;
+
+  message("nxeg_tbmousein%d: hwnd=%p pos=(%d,%d) button=%02x\n",
+           st->wnum, hwnd,  pos->x, pos->y, buttons);
+}
+#endif
+#endif
+
+/****************************************************************************
+ * Public Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: nx_listenerthread
+ ****************************************************************************/
+
+#ifdef CONFIG_NX_MULTIUSER
+FAR void *nx_listenerthread(FAR void *arg)
+{
+  int ret;
+
+  /* Process events forever */
+
+  for (;;)
+    {
+      /* Handle the next event.  If we were configured blocking, then
+       * we will stay right here until the next event is received.  Since
+       * we have dedicated a while thread to servicing events, it would
+       * be most natural to also select CONFIG_NX_BLOCKING -- if not, the
+       * following would be a tight infinite loop (unless we added addition
+       * logic with nx_eventnotify and sigwait to pace it).
+       */
+
+      ret = nx_eventhandler(g_hnx);
+      if (ret < 0)
+        {
+          /* An error occurred... assume that we have lost connection with
+           * the server.
+           */
+
+          message("nx_listenerthread: Lost server connection: %d\n", errno);
+          exit(NXEXIT_LOSTSERVERCONN);
+        }
+
+      /* If we received a message, we must be connected */
+
+      if (!g_connected)
+        {
+          g_connected = true;
+          sem_post(&g_semevent);
+          message("nx_listenerthread: Connected\n");
+        }
+    }
+}
+#endif