nxtk_opentoolbar.c 4.6 KB

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  1. /****************************************************************************
  2. * graphics/nxtk/nxtk_opentoolbar.c
  3. *
  4. * Copyright (C) 2008-2009 Gregory Nutt. All rights reserved.
  5. * Author: Gregory Nutt <gnutt@nuttx.org>
  6. *
  7. * Redistribution and use in source and binary forms, with or without
  8. * modification, are permitted provided that the following conditions
  9. * are met:
  10. *
  11. * 1. Redistributions of source code must retain the above copyright
  12. * notice, this list of conditions and the following disclaimer.
  13. * 2. Redistributions in binary form must reproduce the above copyright
  14. * notice, this list of conditions and the following disclaimer in
  15. * the documentation and/or other materials provided with the
  16. * distribution.
  17. * 3. Neither the name NuttX nor the names of its contributors may be
  18. * used to endorse or promote products derived from this software
  19. * without specific prior written permission.
  20. *
  21. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22. * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23. * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  24. * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
  25. * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  26. * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
  27. * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
  28. * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  29. * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  30. * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  31. * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  32. * POSSIBILITY OF SUCH DAMAGE.
  33. *
  34. ****************************************************************************/
  35. /****************************************************************************
  36. * Included Files
  37. ****************************************************************************/
  38. #include <nuttx/config.h>
  39. #include <stdlib.h>
  40. #include <errno.h>
  41. #include <debug.h>
  42. #include <nuttx/nx/nx.h>
  43. #include <nuttx/nx/nxtk.h>
  44. #include "nxfe.h"
  45. #include "nxtk_internal.h"
  46. /****************************************************************************
  47. * Pre-Processor Definitions
  48. ****************************************************************************/
  49. /****************************************************************************
  50. * Private Types
  51. ****************************************************************************/
  52. /****************************************************************************
  53. * Private Data
  54. ****************************************************************************/
  55. /****************************************************************************
  56. * Public Data
  57. ****************************************************************************/
  58. /****************************************************************************
  59. * Private Functions
  60. ****************************************************************************/
  61. /****************************************************************************
  62. * Public Functions
  63. ****************************************************************************/
  64. /****************************************************************************
  65. * Name: nxtk_opentoolbar
  66. *
  67. * Description:
  68. * Create a tool bar at the top of the specified framed window
  69. *
  70. * Input Parameters:
  71. * hfwnd - The handle returned by nxtk_openwindow
  72. * height - The request height of the toolbar in pixels
  73. * cb - Callbacks used to process toolbar events
  74. * arg - User provided value that will be returned with toolbar callbacks.
  75. *
  76. * Return:
  77. * OK on success; ERROR on failure with errno set appropriately
  78. *
  79. ****************************************************************************/
  80. int nxtk_opentoolbar(NXTKWINDOW hfwnd, nxgl_coord_t height,
  81. FAR const struct nx_callback_s *cb,
  82. FAR void *arg)
  83. {
  84. FAR struct nxtk_framedwindow_s *fwnd = (FAR struct nxtk_framedwindow_s *)hfwnd;
  85. #ifdef CONFIG_DEBUG
  86. if (!hfwnd || !cb)
  87. {
  88. errno = EINVAL;
  89. return ERROR;
  90. }
  91. #endif
  92. /* Initialize the toolbar info */
  93. fwnd->tbheight = height;
  94. fwnd->tbcb = cb;
  95. fwnd->tbarg = arg;
  96. /* Calculate the new dimensions of the toolbar and client windows */
  97. nxtk_setsubwindows(fwnd);
  98. /* Then redraw the entire window, even the client window must be
  99. * redrawn because it has changed its vertical position and size.
  100. */
  101. nxfe_redrawreq(&fwnd->wnd, &fwnd->wnd.bounds);
  102. /* Return the initialized toolbar reference */
  103. return OK;
  104. }