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/*************************************************************************** |
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* Copyright (c) 2024 Microsoft Corporation |
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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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/** Vertical List (List) */ |
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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_widget.h" |
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#include "gx_window.h" |
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#include "gx_system.h" |
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#include "gx_scrollbar.h" |
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/**************************************************************************/ |
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/* */ |
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/* FUNCTION RELEASE */ |
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/* */ |
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/* _gx_vetical_list_create PORTABLE C */ |
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/* 6.1.10 */ |
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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 service creates a vertical list. */ |
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/* */ |
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/* INPUT */ |
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/* */ |
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/* vertical_list Vertical list control block */ |
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/* name Name of vertical list */ |
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/* parent Pointer to parent widget */ |
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/* total_rows Total number of rows in */ |
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/* vertical list */ |
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/* callback User-specified Callback */ |
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/* function */ |
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/* style Style of scrollbar widget */ |
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/* vertical_list_id Application-defined ID of */ |
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/* vertical list */ |
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/* size Dimensions of vertical list */ |
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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_window_create Create the underlying window */ |
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/* _gx_widget_link Link the widget to its parent */ |
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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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/* RELEASE HISTORY */ |
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/* */ |
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/* DATE NAME DESCRIPTION */ |
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/* */ |
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/* 05-19-2020 Kenneth Maxwell Initial Version 6.0 */ |
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/* 09-30-2020 Kenneth Maxwell Modified comment(s), */ |
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/* resulting in version 6.1 */ |
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/* 01-31-2022 Ting Zhu Modified comment(s), */ |
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/* initialized new vertical */ |
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/* list control block member, */ |
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/* resulting in version 6.1.10 */ |
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/* */ |
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/**************************************************************************/ |
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UINT _gx_vertical_list_create(GX_VERTICAL_LIST *vertical_list, |
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GX_CONST GX_CHAR *name, |
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GX_WIDGET *parent, INT total_rows, |
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VOID (*callback)(GX_VERTICAL_LIST *, GX_WIDGET *, INT), |
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ULONG style, USHORT vertical_list_id, |
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GX_CONST GX_RECTANGLE *size) |
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{ |
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/* Call the widget create function. */ |
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_gx_window_create((GX_WINDOW *)vertical_list, name, GX_NULL, style, vertical_list_id, size); |
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vertical_list -> gx_widget_type = GX_TYPE_VERTICAL_LIST; |
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vertical_list -> gx_widget_status |= GX_STATUS_NAV_PARENT; |
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vertical_list -> gx_widget_event_process_function = (UINT (*)(GX_WIDGET *, GX_EVENT *))_gx_vertical_list_event_process; |
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vertical_list -> gx_vertical_list_total_rows = total_rows; |
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vertical_list -> gx_vertical_list_top_index = 0; |
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vertical_list -> gx_vertical_list_pen_index = -1; |
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vertical_list -> gx_vertical_list_child_height = 1; |
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vertical_list -> gx_vertical_list_selected = 0; |
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vertical_list -> gx_vertical_list_callback = callback; |
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vertical_list -> gx_vertical_list_visible_rows = 0; |
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vertical_list -> gx_vertical_list_child_count = 0; |
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vertical_list -> gx_window_scroll_info_get = (VOID (*)(struct GX_WINDOW_STRUCT *, ULONG, GX_SCROLL_INFO *))_gx_vertical_list_scroll_info_get; |
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vertical_list -> gx_vertical_list_idle_child_list = GX_NULL; |
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/* Determine if a parent widget was provided. */ |
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✓✓ |
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if (parent) |
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{ |
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_gx_widget_link((GX_WIDGET *)parent, (GX_WIDGET *)vertical_list); |
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} |
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/* Return completion status. */ |
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return(GX_SUCCESS); |
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} |
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