diff options
Diffstat (limited to 'NxWidgets/libnxwidgets/src/ccallback.cxx')
| -rw-r--r-- | NxWidgets/libnxwidgets/src/ccallback.cxx | 195 |
1 files changed, 195 insertions, 0 deletions
diff --git a/NxWidgets/libnxwidgets/src/ccallback.cxx b/NxWidgets/libnxwidgets/src/ccallback.cxx new file mode 100644 index 000000000..25cb228b3 --- /dev/null +++ b/NxWidgets/libnxwidgets/src/ccallback.cxx @@ -0,0 +1,195 @@ +/**************************************************************************** + * NxWidgets/libnxwidgets/src/ccallback.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 <debug.h> + +#include "cwidgetcontrol.hxx" +#include "ccallback.hxx" + +/**************************************************************************** + * Pre-Processor Definitions + ****************************************************************************/ + +/**************************************************************************** + * Method Implementations + ****************************************************************************/ + +using namespace NXWidgets; + + /** + * Constructor. + * + * @param pWidgetControl Control object associated with this window + */ + +CCallback::CCallback(CWidgetControl *pWidgetControl) +{ + // Initialize the callback vtable + + m_callbacks.redraw = redraw; + m_callbacks.position = position; + m_callbacks.mousein = newMouseEvent; + m_callbacks.kbdin = newKeyboardEvent; +} + + /** + * ReDraw Callback. The redraw action is handled by CWidgetControl:redrawEvent. + * + * @param hWindow Handle to a specific NX window. + * @param pRect The rectangle that needs to be re-drawn (in window + * relative coordinates). + * @param bMore true: More re-draw requests will follow. + * @param pvArg User provided argument (see nx_openwindow, nx_requestbg, + * nxtk_openwindow, or nxtk_opentoolbar). + */ + +void CCallback::redraw(NXHANDLE hWindow, + FAR const struct nxgl_rect_s *pRect, + bool bMore, FAR void *pvArg) +{ + gvdbg("hWindow=%p pRect={(%d,%d),(%d,%d)} bMore=%s\n", + hWindow, + pRect->pt1.x, pRect->pt1.y, pRect->pt2.x, pRect->pt2.y, + bMore ? "true" : "false"); + + // The argument must be the CWidgetControl instance + + CWidgetControl *This = (CWidgetControl *)pvArg; + + // Just forward the callback to the CWidgetControl::redrawEvent method + + This->redrawEvent(pRect, bMore); +} + + /** + * Position Callback. The new positional data is handled by + * CWidgetControl::geometryEvent. + * + * @param hWindow Handle to a specific NX window. + * @param pSize The size of the window. + * @param pPos The position of the upper left hand corner of the window on + * the overall display. + * @param pBounds The bounding rectangle that describes the entire display. + * @param pvArg User provided argument (see nx_openwindow, nx_requestbg, + * nxtk_openwindow, or nxtk_opentoolbar). + */ + +void CCallback::position(NXHANDLE hWindow, + FAR const struct nxgl_size_s *pSize, + FAR const struct nxgl_point_s *pPos, + FAR const struct nxgl_rect_s *pBounds, + FAR void *pvArg) +{ + gvdbg("hWindow=%p pSize=(%d,%d) pPos=(%d,%d) pBounds={(%d,%d),(%d,%d)} pvArg=%p\n", + hWindow, pSize->w, pSize->h, pPos->x, pPos->y, + pBounds->pt1.x, pBounds->pt1.y, pBounds->pt2.x, pBounds->pt2.y, + pvArg); + + + // The argument must be the CWidgetControl instance + + CWidgetControl *This = (CWidgetControl *)pvArg; + + // Just forward the callback to the CWidgetControl::geometry method + + This->geometryEvent(hWindow, pSize, pPos, pBounds); +} + + /** + * New mouse data is available for the window. The new mouse data is + * handled by CWidgetControl::newMouseEvent. + * + * @param hWindow Handle to a specific NX window. + * @param pPos The (x,y) position of the mouse. + * @param buttons See NX_MOUSE_* definitions. + * @param pvArg User provided argument (see nx_openwindow, nx_requestbg, + * nxtk_openwindow, or nxtk_opentoolbar). + */ + +#ifdef CONFIG_NX_MOUSE +void CCallback::newMouseEvent(NXHANDLE hWindow, + FAR const struct nxgl_point_s *pPos, + uint8_t buttons, FAR void *pvArg) +{ + gvdbg("hWindow=%p pPos=(%d,%d) buttons=%02x pvArg=%p\n", + hWindow, pPos->x, pPos->y, buttons, pvArg); + + // The argument must be the CWidgetControl instance + + CWidgetControl *This = (CWidgetControl *)pvArg; + + // Just forward the callback to the CWidgetControl::newMouseEvent method + + This->newMouseEvent(pPos, buttons); +} +#endif /* CONFIG_NX_MOUSE */ + +/** + * New keyboard/keypad data is available for the window. The new keyboard + * data is handled by CWidgetControl::newKeyboardEvent. + * + * @param hWindow Handle to a specific NX window. + * @param nCh The number of characters that are available in pStr[]. + * @param pStr The array of characters. + * @param pvArg User provided argument (see nx_openwindow, nx_requestbg, + * nxtk_openwindow, or nxtk_opentoolbar). + */ + +#ifdef CONFIG_NX_KBD +void CCallback::newKeyboardEvent(NXHANDLE hWindow, uint8_t nCh, + FAR const uint8_t *pStr, + FAR void *pvArg) +{ + gvdbg("hWindow=%p nCh=%d pvArg=%p\n", + hWindow, nCh, pvArg); + + // The argument must be the CWidgetControl instance + + CWidgetControl *This = (CWidgetControl *)pvArg; + + // Just forward the callback to the CWidgetControl::newKeyboardEvent method + + This->newKeyboardEvent(nCh, pStr); +} +#endif // CONFIG_NX_KBD |