133 lines
3.9 KiB
C++
133 lines
3.9 KiB
C++
/****************************************************************************
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* apps/include/graphics/nxwm/cwindowmessenger.hxx
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __APPS_INCLUDE_GRAPHICS_NXWM_CWINDOWMESSENGER_HXX
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#define __APPS_INCLUDE_GRAPHICS_NXWM_CWINDOWMESSENGER_HXX
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <sys/types.h>
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#include <nuttx/wqueue.h>
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#include <nuttx/nx/nxtk.h>
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#include <nuttx/nx/nxterm.h>
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#include "graphics/nxwidgets/cwindoweventhandler.hxx"
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#include "graphics/nxwidgets/cwidgetstyle.hxx"
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#include "graphics/nxwidgets/cwidgetcontrol.hxx"
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/****************************************************************************
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* Pre-Processor Definitions
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****************************************************************************/
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/****************************************************************************
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* Implementation Classes
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****************************************************************************/
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#if defined(__cplusplus)
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namespace NxWM
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{
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/**
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* Forward references.
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*/
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class IApplication;
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/**
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* The class CWindowMessenger integrates the widget control with some special
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* handling of mouse and keyboard inputs needs by NxWM. It use used
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* in place of CWidgetControl whenever an NxWM window is created.
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*
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* CWindowMessenger cohabitates with CWidgetControl only because it needs the
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* CWidgetControl as an argument in its messaging.
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*/
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class CWindowMessenger : public NXWidgets::CWindowEventHandler,
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public NXWidgets::CWidgetControl
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{
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private:
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/** Structure that stores data for the work queue callback. */
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struct work_state_t
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{
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work_s work;
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CWindowMessenger *windowMessenger;
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void *instance;
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work_state_t() : work() {}
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};
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/** Work queue callback functions */
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static void inputWorkCallback(FAR void *arg);
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static void destroyWorkCallback(FAR void *arg);
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#ifdef CONFIG_NX_XYINPUT
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/**
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* Handle an NX window mouse input event.
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*/
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void handleMouseEvent(FAR const struct nxgl_point_s *pos, uint8_t buttons);
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#endif
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#ifdef CONFIG_NX_KBD
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/**
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* Handle a NX window keyboard input event.
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*/
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void handleKeyboardEvent(void);
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#endif
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/**
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* Handle a NX window blocked event
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*
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* @param arg - User provided argument (see nx_block or nxtk_block)
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*/
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void handleBlockedEvent(FAR void *arg);
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public:
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/**
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* CWindowMessenger Constructor
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*
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* @param style The default style that all widgets on this display
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* should use. If this is not specified, the widget will use the
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* values stored in the defaultCWidgetStyle object.
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*/
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CWindowMessenger(FAR const NXWidgets::CWidgetStyle *style = NULL);
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/**
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* CWindowMessenger Destructor.
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*/
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~CWindowMessenger(void);
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};
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}
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#endif // __cplusplus
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#endif // __APPS_INCLUDE_GRAPHICS_NXWM_CWINDOWMESSENGER_HXX
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