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GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	gx_window_execute.c	Lines:	59	59	100.0 %
Date:	2026-03-06 19:21:09	Branches:	30	30	100.0 %


/***************************************************************************
 * Copyright (c) 2024 Microsoft Corporation
 * Copyright (c) 2026-present Eclipse ThreadX contributors
 *
 * This program and the accompanying materials are made available under the
 * terms of the MIT License which is available at
 * https://opensource.org/licenses/MIT.
 *
 * SPDX-License-Identifier: MIT
 **************************************************************************/


/**************************************************************************/
/**************************************************************************/
/**                                                                       */
/** GUIX Component                                                        */
/**                                                                       */
/**   Window Management (Window)                                          */
/**                                                                       */
/**************************************************************************/

#define GX_SOURCE_CODE


/* Include necessary system files.  */

#include "gx_api.h"
#include "gx_system.h"
#include "gx_widget.h"
#include "gx_window.h"
#include "gx_utility.h"


/**************************************************************************/
/*                                                                        */
/*  FUNCTION                                               RELEASE        */
/*                                                                        */
/*    _gx_window_execute                                  PORTABLE C      */
/*                                                           6.1          */
/*  AUTHOR                                                                */
/*                                                                        */
/*    Kenneth Maxwell, Microsoft Corporation                              */
/*                                                                        */
/*  DESCRIPTION                                                           */
/*                                                                        */
/*    This function modally executes a window.                            */
/*                                                                        */
/*  INPUT                                                                 */
/*                                                                        */
/*    window                                Window's widget control block */
/*    return_ptr                            return value                  */
/*                                                                        */
/*  OUTPUT                                                                */
/*                                                                        */
/*    status                                Completion status             */
/*                                                                        */
/*  CALLS                                                                 */
/*                                                                        */
/*                                                                        */
/*  CALLED BY                                                             */
/*                                                                        */
/*    Application Code                                                    */
/*    GUIX Internal Code                                                  */
/*                                                                        */
/**************************************************************************/
UINT  _gx_window_execute(GX_WINDOW *window, ULONG *return_ptr)
{
UINT status = GX_SUCCESS;
UINT return_code = 0;

#ifdef GX_THREADX_BINDING
ULONG    event_memory[GX_EVENT_ULONGS];
#else
GX_EVENT event_memory;
#endif

GX_EVENT  *event_ptr;
GX_WIDGET *widget;

    if (window -> gx_widget_status & GX_STATUS_MODAL)
    {
        return GX_NO_CHANGE;
    }

    _gx_widget_status_add((GX_WIDGET *)window, GX_STATUS_MODAL);

    /* Loop to process GUIX events.  */
    while (!return_code)
    {
#ifdef GX_THREADX_BINDING
        /* Pickup event from event queue.  */
        status =  tx_queue_receive(&_gx_system_event_queue, &event_memory[0], TX_NO_WAIT);

        /* Was there an event?  */
        if (status == TX_QUEUE_EMPTY)
        {
            /* No event to process, so re-draw dirty widgets */
            _gx_system_canvas_refresh();

            /* Now block this thread until an event is received.  */
            status = tx_queue_receive(&_gx_system_event_queue, &event_memory[0], TX_WAIT_FOREVER);
            if (status == TX_SUCCESS)
            {
                status = GX_SUCCESS;
            }
        }
#else
        /* here for generic RTOS binding */
        status = GX_EVENT_POP(&event_memory, GX_FALSE);
        if (status == GX_FAILURE)
        {
            _gx_system_canvas_refresh();
            status = GX_EVENT_POP(&event_memory, GX_TRUE);
        }
#endif

        /* Check for a successful status.  */
        if (status == GX_SUCCESS)
        {
            /* Setup a pointer to the event.  */
            event_ptr =  (GX_EVENT *)(&event_memory);

            switch (event_ptr -> gx_event_type)
            {
            /* Determine if a redraw event is present.  */
            case GX_EVENT_REDRAW:
                /* Yes, a redraw event is present, detect and process the dirty area(s).  */
                widget = (GX_WIDGET *)_gx_system_root_window_created_list;
                while (widget)
                {
                    _gx_system_dirty_mark(widget);
                    widget = widget -> gx_widget_next;
                }
                break;

            case GX_EVENT_TIMER:
                if (event_ptr -> gx_event_target == GX_NULL)
                {
                    /* the event is from gx_system_timer_expiration */
                    _gx_system_timer_update(event_ptr -> gx_event_payload.gx_event_ulongdata);
                }
                else
                {
                    return_code = _gx_system_event_dispatch(event_ptr);
                }
                break;

            case GX_EVENT_PEN_DOWN:
            case GX_EVENT_PEN_UP:
            case GX_EVENT_PEN_DRAG:
                if (_gx_system_capture_count > 0 ||
                    _gx_utility_rectangle_point_detect(&window -> gx_widget_size, event_ptr -> gx_event_payload.gx_event_pointdata))
                {
                    return_code = _gx_system_event_dispatch(event_ptr);
                }
                break;

            case GX_EVENT_TERMINATE:
                _gx_system_event_send(event_ptr);
                return_code = GX_EVENT_TERMINATE;
                break;

            case GX_EVENT_HIDE:
                _gx_system_event_dispatch(event_ptr);
                return_code = GX_EVENT_HIDE;
                break;

            case GX_EVENT_CLOSE:
                _gx_system_event_dispatch(event_ptr);
                return_code = GX_EVENT_CLOSE;
                break;

            case 0:
                /* event has been purged */
                break;

            default:
                /* Dispatch the event to GUIX proper window/widget.  */
                return_code = _gx_system_event_dispatch(event_ptr);
                break;
            }
        }
        else
        {
            /* Error receiving event - call system error handler.  */
            _gx_system_error_process(GX_SYSTEM_EVENT_RECEIVE_ERROR);

            /* Return to exit the system thread.  */

            _gx_widget_status_remove((GX_WIDGET *)window, GX_STATUS_MODAL);

            if (return_ptr)
            {
                *return_ptr = 0;
            }
            return GX_SYSTEM_EVENT_RECEIVE_ERROR;
        }
    }

    _gx_widget_status_remove((GX_WIDGET *)window, GX_STATUS_MODAL);

    if (return_ptr)
    {
        *return_ptr = return_code;
    }

    _gx_widget_detach((GX_WIDGET *)window);
    return GX_SUCCESS;
}



Generated by: GCOVR (Version 4.1)

Line	Branch	Exec	Source
1			/***************************************************************************
2			* Copyright (c) 2024 Microsoft Corporation
3			* Copyright (c) 2026-present Eclipse ThreadX contributors
4			*
5			* This program and the accompanying materials are made available under the
6			* terms of the MIT License which is available at
7			* https://opensource.org/licenses/MIT.
8			*
9			* SPDX-License-Identifier: MIT
10			**************************************************************************/
11
12
13			/**************************************************************************/
14			/**************************************************************************/
15			/** */
16			/** GUIX Component */
17			/** */
18			/** Window Management (Window) */
19			/** */
20			/**************************************************************************/
21
22			#define GX_SOURCE_CODE
23
24
25			/* Include necessary system files. */
26
27			#include "gx_api.h"
28			#include "gx_system.h"
29			#include "gx_widget.h"
30			#include "gx_window.h"
31			#include "gx_utility.h"
32
33
34			/**************************************************************************/
35			/* */
36			/* FUNCTION RELEASE */
37			/* */
38			/* _gx_window_execute PORTABLE C */
39			/* 6.1 */
40			/* AUTHOR */
41			/* */
42			/* Kenneth Maxwell, Microsoft Corporation */
43			/* */
44			/* DESCRIPTION */
45			/* */
46			/* This function modally executes a window. */
47			/* */
48			/* INPUT */
49			/* */
50			/* window Window's widget control block */
51			/* return_ptr return value */
52			/* */
53			/* OUTPUT */
54			/* */
55			/* status Completion status */
56			/* */
57			/* CALLS */
58			/* */
59			/* */
60			/* CALLED BY */
61			/* */
62			/* Application Code */
63			/* GUIX Internal Code */
64			/* */
65			/**************************************************************************/
66		9	UINT _gx_window_execute(GX_WINDOW window, ULONG return_ptr)
67			{
68		9	UINT status = GX_SUCCESS;
69		9	UINT return_code = 0;
70
71			#ifdef GX_THREADX_BINDING
72			ULONG event_memory[GX_EVENT_ULONGS];
73			#else
74			GX_EVENT event_memory;
75			#endif
76
77			GX_EVENT *event_ptr;
78			GX_WIDGET *widget;
79
80	✓✓	9	if (window -> gx_widget_status & GX_STATUS_MODAL)
81			{
82		1	return GX_NO_CHANGE;
83			}
84
85		8	_gx_widget_status_add((GX_WIDGET *)window, GX_STATUS_MODAL);
86
87			/* Loop to process GUIX events. */
88	✓✓	37	while (!return_code)
89			{
90			#ifdef GX_THREADX_BINDING
91			/* Pickup event from event queue. */
92		31	status = tx_queue_receive(&_gx_system_event_queue, &event_memory[0], TX_NO_WAIT);
93
94			/* Was there an event? */
95	✓✓	31	if (status == TX_QUEUE_EMPTY)
96			{
97			/* No event to process, so re-draw dirty widgets */
98		30	_gx_system_canvas_refresh();
99
100			/* Now block this thread until an event is received. */
101		30	status = tx_queue_receive(&_gx_system_event_queue, &event_memory[0], TX_WAIT_FOREVER);
102	✓✓	30	if (status == TX_SUCCESS)
103			{
104		28	status = GX_SUCCESS;
105			}
106			}
107			#else
108			/* here for generic RTOS binding */
109			status = GX_EVENT_POP(&event_memory, GX_FALSE);
110			if (status == GX_FAILURE)
111			{
112			_gx_system_canvas_refresh();
113			status = GX_EVENT_POP(&event_memory, GX_TRUE);
114			}
115			#endif
116
117			/* Check for a successful status. */
118	✓✓	31	if (status == GX_SUCCESS)
119			{
120			/* Setup a pointer to the event. */
121		29	event_ptr = (GX_EVENT *)(&event_memory);
122
123	✓✓✓✓ ✓✓✓✓	29	switch (event_ptr -> gx_event_type)
124			{
125			/* Determine if a redraw event is present. */
126		13	case GX_EVENT_REDRAW:
127			/* Yes, a redraw event is present, detect and process the dirty area(s). */
128		13	widget = (GX_WIDGET *)_gx_system_root_window_created_list;
129	✓✓	39	while (widget)
130			{
131		26	_gx_system_dirty_mark(widget);
132		26	widget = widget -> gx_widget_next;
133			}
134		13	break;
135
136		2	case GX_EVENT_TIMER:
137	✓✓	2	if (event_ptr -> gx_event_target == GX_NULL)
138			{
139			/* the event is from gx_system_timer_expiration */
140		1	_gx_system_timer_update(event_ptr -> gx_event_payload.gx_event_ulongdata);
141			}
142			else
143			{
144		1	return_code = _gx_system_event_dispatch(event_ptr);
145			}
146		2	break;
147
148		6	case GX_EVENT_PEN_DOWN:
149			case GX_EVENT_PEN_UP:
150			case GX_EVENT_PEN_DRAG:
151	✓✓✓✓	10	if (_gx_system_capture_count > 0 \|\|
152		4	_gx_utility_rectangle_point_detect(&window -> gx_widget_size, event_ptr -> gx_event_payload.gx_event_pointdata))
153			{
154		3	return_code = _gx_system_event_dispatch(event_ptr);
155			}
156		6	break;
157
158		1	case GX_EVENT_TERMINATE:
159		1	_gx_system_event_send(event_ptr);
160		1	return_code = GX_EVENT_TERMINATE;
161		1	break;
162
163		1	case GX_EVENT_HIDE:
164		1	_gx_system_event_dispatch(event_ptr);
165		1	return_code = GX_EVENT_HIDE;
166		1	break;
167
168		1	case GX_EVENT_CLOSE:
169		1	_gx_system_event_dispatch(event_ptr);
170		1	return_code = GX_EVENT_CLOSE;
171		1	break;
172
173		1	case 0:
174			/* event has been purged */
175		1	break;
176
177		4	default:
178			/* Dispatch the event to GUIX proper window/widget. */
179		4	return_code = _gx_system_event_dispatch(event_ptr);
180		4	break;
181			}
182			}
183			else
184			{
185			/* Error receiving event - call system error handler. */
186		2	_gx_system_error_process(GX_SYSTEM_EVENT_RECEIVE_ERROR);
187
188			/* Return to exit the system thread. */
189
190		2	_gx_widget_status_remove((GX_WIDGET *)window, GX_STATUS_MODAL);
191
192	✓✓	2	if (return_ptr)
193			{
194		1	*return_ptr = 0;
195			}
196		2	return GX_SYSTEM_EVENT_RECEIVE_ERROR;
197			}
198			}
199
200		6	_gx_widget_status_remove((GX_WIDGET *)window, GX_STATUS_MODAL);
201
202	✓✓	6	if (return_ptr)
203			{
204		3	*return_ptr = return_code;
205			}
206
207		6	_gx_widget_detach((GX_WIDGET *)window);
208		6	return GX_SUCCESS;
209			}
210