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/*************************************************************************** |
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* Copyright (c) 2024 Microsoft Corporation |
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* Copyright (c) 2026-present Eclipse ThreadX contributors |
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* |
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* This program and the accompanying materials are made available under the |
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* terms of the MIT License which is available at |
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* https://opensource.org/licenses/MIT. |
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* |
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* SPDX-License-Identifier: MIT |
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**************************************************************************/ |
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/**************************************************************************/ |
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/**************************************************************************/ |
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/** */ |
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/** GUIX Component */ |
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/** */ |
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/** Screen Stack Management (Screen Stack) */ |
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/** */ |
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/**************************************************************************/ |
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#define GX_SOURCE_CODE |
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/* Include necessary system files. */ |
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#include "gx_api.h" |
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#include "gx_screen_stack.h" |
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/**************************************************************************/ |
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/* */ |
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/* FUNCTION RELEASE */ |
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/* */ |
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/* _gxe_screen_stack_create PORTABLE C */ |
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/* 6.1 */ |
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/* AUTHOR */ |
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/* */ |
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/* Kenneth Maxwell, Microsoft Corporation */ |
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/* */ |
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/* DESCRIPTION */ |
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/* */ |
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/* This function checks errors in the screen stack create function. */ |
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/* */ |
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/* INPUT */ |
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/* */ |
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/* control Screen stack control block. */ |
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/* memory Memory address at which to */ |
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/* create screen stack. */ |
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/* size Memory size in bytes. */ |
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/* */ |
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/* OUTPUT */ |
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/* */ |
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/* status Completion status */ |
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/* */ |
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/* CALLS */ |
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/* */ |
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/* _gx_screen_stack_create The actual screen stack */ |
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/* create routine */ |
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/* */ |
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/* CALLED BY */ |
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/* */ |
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/* Application Code */ |
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/* */ |
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/**************************************************************************/ |
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UINT _gxe_screen_stack_create(GX_SCREEN_STACK_CONTROL *control, GX_WIDGET **memory, INT size) |
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{ |
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UINT status; |
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/* Check for invalid input pointers. */ |
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✓✓✓✓
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if ((control == GX_NULL) || (memory == GX_NULL)) |
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{ |
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return(GX_PTR_ERROR); |
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} |
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/* Check for invalid value. */ |
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✓✓ |
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if (size <= 0) |
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{ |
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return(GX_INVALID_VALUE); |
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} |
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/* Call actual screen stack create function. */ |
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status = _gx_screen_stack_create(control, memory, size); |
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/* Return the error status from screen stack create. */ |
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return(status); |
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} |
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