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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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/** Slider Management (Slider) */ |
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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_slider.h" |
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/* Bring in externs for caller checking code. */ |
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GX_CALLER_CHECKING_EXTERNS |
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/**************************************************************************/ |
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/* */ |
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/* FUNCTION RELEASE */ |
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/* */ |
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/* _gxe_slider_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 for errors in the slider create call. */ |
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/* */ |
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/* INPUT */ |
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/* */ |
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/* slider Slider control block */ |
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/* name Name of prompt */ |
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/* parent Parent widget control block */ |
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/* tick_count Number of slider ticks */ |
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/* slider_info Pointer to slider info */ |
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/* style Style of slider */ |
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/* slider_id Application-defined ID of */ |
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/* slider */ |
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/* size Dimensions of slider */ |
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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_slider_create Actual slider create call */ |
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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_slider_create(GX_SLIDER *slider, GX_CONST GX_CHAR *name, GX_WIDGET *parent, INT tick_count, |
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GX_SLIDER_INFO *slider_info, ULONG style, USHORT slider_id, |
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GX_CONST GX_RECTANGLE *size, UINT slider_control_block_size) |
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{ |
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UINT status; |
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/* Check for invalid caller. */ |
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✓✓✓✓
✓✓ |
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GX_INIT_AND_THREADS_CALLER_CHECKING |
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/* Check for invalid pointer. */ |
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✓✓✓✓
✓✓ |
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if ((slider == GX_NULL) || (size == GX_NULL) || (slider_info == 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 control block size. */ |
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✓✓ |
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if (slider_control_block_size != sizeof(GX_SLIDER)) |
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{ |
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return(GX_INVALID_SIZE); |
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} |
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/* Check for widget already created. */ |
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✓✓ |
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if (slider -> gx_widget_type != 0) |
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{ |
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return(GX_ALREADY_CREATED); |
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} |
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/* Check for invalid widget. */ |
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✓✓✓✓
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if (parent && (parent -> gx_widget_type == 0)) |
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{ |
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return(GX_INVALID_WIDGET); |
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} |
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/* Call actual slider create function. */ |
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status = _gx_slider_create(slider, name, parent, tick_count, slider_info, style, slider_id, size); |
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/* Return completion status. */ |
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return status; |
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} |
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