Head

GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	gx_widget_nav_order_initialize.c	Lines:	44	44	100.0 %
Date:	2025-09-29 22:21:50	Branches:	38	38	100.0 %


/***************************************************************************
 * Copyright (c) 2024 Microsoft Corporation
 *
 * 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                                                        */
/**                                                                       */
/**   Widget Management (Widget)                                          */
/**                                                                       */
/**************************************************************************/

#define GX_SOURCE_CODE


/* Include necessary system files.  */

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


/**************************************************************************/
/*                                                                        */
/*  FUNCTION                                               RELEASE        */
/*                                                                        */
/*    _gx_widget_nav_order_initialize                     PORTABLE C      */
/*                                                           6.1          */
/*  AUTHOR                                                                */
/*                                                                        */
/*    Kenneth Maxwell, Microsoft Corporation                              */
/*                                                                        */
/*  DESCRIPTION                                                           */
/*                                                                        */
/*    This function configures next/previous navigation order.            */
/*                                                                        */
/*  INPUT                                                                 */
/*                                                                        */
/*    widget                                Widget control block          */
/*                                                                        */
/*  OUTPUT                                                                */
/*                                                                        */
/*    status                                Completion status             */
/*                                                                        */
/*  CALLS                                                                 */
/*                                                                        */
/*                                                                        */
/*  CALLED BY                                                             */
/*                                                                        */
/*    GUIX Internal Code                                                  */
/*                                                                        */
/*  RELEASE HISTORY                                                       */
/*                                                                        */
/*    DATE              NAME                      DESCRIPTION             */
/*                                                                        */
/*  05-19-2020     Kenneth Maxwell          Initial Version 6.0           */
/*  09-30-2020     Kenneth Maxwell          Modified comment(s),          */
/*                                            resulting in version 6.1    */
/*                                                                        */
/**************************************************************************/
VOID _gx_widget_nav_order_initialize(GX_WIDGET *widget)
{
GX_WIDGET *winner;
GX_WIDGET *child;
GX_WIDGET *first_stop = NULL;
GX_WIDGET *last_stop = NULL;
GX_BOOL    assign_default_focus = GX_TRUE;

    child = widget -> gx_widget_first_child;

    /* test to see if any child already has default focus status flag */
    while (child)
    {
        if (assign_default_focus)
        {
            if (child -> gx_widget_status & GX_STATUS_DEFAULT_FOCUS)
            {
                assign_default_focus = GX_FALSE;
            }
        }
        else
        {
            /* make sure only one child has default focus flag */
            child -> gx_widget_status &= ~GX_STATUS_DEFAULT_FOCUS;
        }

        child -> gx_widget_nav_next = GX_NULL;
        child -> gx_widget_nav_previous = GX_NULL;
        child = child -> gx_widget_next;
    }

    /* loop through child widgets looking for
       the top-left child and assigning the navigation order
       in left-to-right top-to-bottom order.
     */

    do
    {
        child = widget -> gx_widget_first_child;
        winner = GX_NULL;

        while (child)
        {
            if (child == last_stop || (child -> gx_widget_status & GX_STATUS_VISIBLE) == 0)
            {
                child = child -> gx_widget_next;
                continue;
            }

            if (!child -> gx_widget_nav_next)
            {
                if ((child -> gx_widget_status & GX_STATUS_ACCEPTS_FOCUS) &&
                    !(child -> gx_widget_status & GX_STATUS_NONCLIENT))
                {
                    if (winner)
                    {
                        if (child -> gx_widget_size.gx_rectangle_top < winner -> gx_widget_size.gx_rectangle_top)
                        {
                            winner = child;
                        }
                        else
                        {
                            if (child -> gx_widget_size.gx_rectangle_top == winner -> gx_widget_size.gx_rectangle_top &&
                                child -> gx_widget_size.gx_rectangle_left < winner -> gx_widget_size.gx_rectangle_left)
                            {
                                winner = child;
                            }
                        }
                    }
                    else
                    {
                        winner = child;
                    }
                }
            }

            child = child -> gx_widget_next;
        }

        if (winner)
        {
            if (!first_stop)
            {
                first_stop = winner;

                if (assign_default_focus)
                {
                    first_stop -> gx_widget_status |= GX_STATUS_DEFAULT_FOCUS;
                }
            }

            if (last_stop)
            {
                winner -> gx_widget_nav_previous = last_stop;
                last_stop -> gx_widget_nav_next = winner;
            }
            last_stop = winner;
        }
    } while (winner);

    /* loop the last in the order back to the first */
    if (last_stop)
    {
        last_stop -> gx_widget_nav_next = first_stop;
        first_stop -> gx_widget_nav_previous = last_stop;
    }
}



Generated by: GCOVR (Version 4.1)

Line	Branch	Exec	Source
1			/***************************************************************************
2			* Copyright (c) 2024 Microsoft Corporation
3			*
4			* This program and the accompanying materials are made available under the
5			* terms of the MIT License which is available at
6			* https://opensource.org/licenses/MIT.
7			*
8			* SPDX-License-Identifier: MIT
9			**************************************************************************/
10
11
12			/**************************************************************************/
13			/**************************************************************************/
14			/** */
15			/** GUIX Component */
16			/** */
17			/** Widget Management (Widget) */
18			/** */
19			/**************************************************************************/
20
21			#define GX_SOURCE_CODE
22
23
24			/* Include necessary system files. */
25
26			#include "gx_api.h"
27			#include "gx_system.h"
28			#include "gx_widget.h"
29
30
31			/**************************************************************************/
32			/* */
33			/* FUNCTION RELEASE */
34			/* */
35			/* _gx_widget_nav_order_initialize PORTABLE C */
36			/* 6.1 */
37			/* AUTHOR */
38			/* */
39			/* Kenneth Maxwell, Microsoft Corporation */
40			/* */
41			/* DESCRIPTION */
42			/* */
43			/* This function configures next/previous navigation order. */
44			/* */
45			/* INPUT */
46			/* */
47			/* widget Widget control block */
48			/* */
49			/* OUTPUT */
50			/* */
51			/* status Completion status */
52			/* */
53			/* CALLS */
54			/* */
55			/* */
56			/* CALLED BY */
57			/* */
58			/* GUIX Internal Code */
59			/* */
60			/* RELEASE HISTORY */
61			/* */
62			/* DATE NAME DESCRIPTION */
63			/* */
64			/* 05-19-2020 Kenneth Maxwell Initial Version 6.0 */
65			/* 09-30-2020 Kenneth Maxwell Modified comment(s), */
66			/* resulting in version 6.1 */
67			/* */
68			/**************************************************************************/
69		7516	VOID _gx_widget_nav_order_initialize(GX_WIDGET *widget)
70			{
71			GX_WIDGET *winner;
72			GX_WIDGET *child;
73		7516	GX_WIDGET *first_stop = NULL;
74		7516	GX_WIDGET *last_stop = NULL;
75		7516	GX_BOOL assign_default_focus = GX_TRUE;
76
77		7516	child = widget -> gx_widget_first_child;
78
79			/* test to see if any child already has default focus status flag */
80	✓✓	46240	while (child)
81			{
82	✓✓	38724	if (assign_default_focus)
83			{
84	✓✓	30436	if (child -> gx_widget_status & GX_STATUS_DEFAULT_FOCUS)
85			{
86		2655	assign_default_focus = GX_FALSE;
87			}
88			}
89			else
90			{
91			/* make sure only one child has default focus flag */
92		8288	child -> gx_widget_status &= ~GX_STATUS_DEFAULT_FOCUS;
93			}
94
95		38724	child -> gx_widget_nav_next = GX_NULL;
96		38724	child -> gx_widget_nav_previous = GX_NULL;
97		38724	child = child -> gx_widget_next;
98			}
99
100			/* loop through child widgets looking for
101			the top-left child and assigning the navigation order
102			in left-to-right top-to-bottom order.
103			*/
104
105			do
106			{
107		32993	child = widget -> gx_widget_first_child;
108		32993	winner = GX_NULL;
109
110	✓✓	422251	while (child)
111			{
112	✓✓✓✓	389258	if (child == last_stop \|\| (child -> gx_widget_status & GX_STATUS_VISIBLE) == 0)
113			{
114		35475	child = child -> gx_widget_next;
115		35475	continue;
116			}
117
118	✓✓	353783	if (!child -> gx_widget_nav_next)
119			{
120	✓✓	228913	if ((child -> gx_widget_status & GX_STATUS_ACCEPTS_FOCUS) &&
121	✓✓	150358	!(child -> gx_widget_status & GX_STATUS_NONCLIENT))
122			{
123	✓✓	150347	if (winner)
124			{
125	✓✓	124870	if (child -> gx_widget_size.gx_rectangle_top < winner -> gx_widget_size.gx_rectangle_top)
126			{
127		14407	winner = child;
128			}
129			else
130			{
131	✓✓	110463	if (child -> gx_widget_size.gx_rectangle_top == winner -> gx_widget_size.gx_rectangle_top &&
132	✓✓	9551	child -> gx_widget_size.gx_rectangle_left < winner -> gx_widget_size.gx_rectangle_left)
133			{
134		543	winner = child;
135			}
136			}
137			}
138			else
139			{
140		25477	winner = child;
141			}
142			}
143			}
144
145		353783	child = child -> gx_widget_next;
146			}
147
148	✓✓	32993	if (winner)
149			{
150	✓✓	25477	if (!first_stop)
151			{
152		5746	first_stop = winner;
153
154	✓✓	5746	if (assign_default_focus)
155			{
156		3220	first_stop -> gx_widget_status \|= GX_STATUS_DEFAULT_FOCUS;
157			}
158			}
159
160	✓✓	25477	if (last_stop)
161			{
162		19731	winner -> gx_widget_nav_previous = last_stop;
163		19731	last_stop -> gx_widget_nav_next = winner;
164			}
165		25477	last_stop = winner;
166			}
167	✓✓	32993	} while (winner);
168
169			/* loop the last in the order back to the first */
170	✓✓	7516	if (last_stop)
171			{
172		5746	last_stop -> gx_widget_nav_next = first_stop;
173		5746	first_stop -> gx_widget_nav_previous = last_stop;
174			}
175		7516	}
176