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Diffstat (limited to 'NxWidgets/libnxwidgets')
-rw-r--r-- | NxWidgets/libnxwidgets/src/cwindoweventhandlerlist.cxx | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/NxWidgets/libnxwidgets/src/cwindoweventhandlerlist.cxx b/NxWidgets/libnxwidgets/src/cwindoweventhandlerlist.cxx new file mode 100644 index 000000000..68f5e9d47 --- /dev/null +++ b/NxWidgets/libnxwidgets/src/cwindoweventhandlerlist.cxx @@ -0,0 +1,161 @@ +/**************************************************************************** + * NxWidgets/libnxwidgets/src/cwindoweventhandlerlist.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 "nxconfig.hxx" + +#include "cwindoweventhandler.hxx" +#include "cwindoweventhandlerlist.hxx" + +/**************************************************************************** + * Pre-Processor Definitions + ****************************************************************************/ + +/**************************************************************************** + * Method Implementations + ****************************************************************************/ + +using namespace NXWidgets; + +/** + * Adds a window event handler. The event handler will receive + * all events raised by this object. + * @param eventHandler A pointer to the event handler. + */ + +void CWindowEventHandlerList::addWindowEventHandler(CWindowEventHandler *eventHandler) +{ + // Make sure that the event handler does not already exist + + int index; + if (!findWindowEventHandler(eventHandler, index)) + { + // Add the new handler + + m_eventHandlers.push_back(eventHandler); + } +} + +/** + * Remove a window event handler. + * + * @param eventHandler A pointer to the event handler to remove. + */ + +void CWindowEventHandlerList::removeWindowEventHandler(CWindowEventHandler *eventHandler) +{ + // Find the event handler to be removed + + int index; + if (findWindowEventHandler(eventHandler, index)) + { + // and remove it + + m_eventHandlers.erase(index); + } +} + +/** + * Return the index to the window event handler. + */ + +bool CWindowEventHandlerList::findWindowEventHandler(CWindowEventHandler *eventHandler, int &index) +{ + for (int i = 0; i < m_eventHandlers.size(); ++i) + { + if (m_eventHandlers.at(i) == eventHandler) + { + index = i; + return true; + } + } + + return false; +} + +/** + * Raise the NX window redraw event. + */ + +void CWindowEventHandlerList::raiseRedrawEvent(void) +{ + for (int i = 0; i < m_eventHandlers.size(); ++i) + { + m_eventHandlers.at(i)->handleRedrawEvent(); + } +} + +/** + * Raise an NX window position/size change event. + */ + +void CWindowEventHandlerList::raiseGeometryEvent(void) +{ + for (int i = 0; i < m_eventHandlers.size(); ++i) + { + m_eventHandlers.at(i)->handleGeometryEvent(); + } +} + +/** + * Raise an NX mouse window input event. + */ + +#ifdef CONFIG_NX_MOUSE +void CWindowEventHandlerList::raiseMouseEvent(void) +{ + for (int i = 0; i < m_eventHandlers.size(); ++i) + { + m_eventHandlers.at(i)->handleMouseEvent(); + } +} +#endif + +/** + * Raise an NX keybord input event + */ + +#ifdef CONFIG_NX_KBD +void CWindowEventHandlerList::raiseKeyboardEvent(void) +{ + for (int i = 0; i < m_eventHandlers.size(); ++i) + { + m_eventHandlers.at(i)->handleKeyboardEvent(); + } +#endif +} |