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97 lines
5.6 KiB
C
97 lines
5.6 KiB
C
/**************************************************************************/
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/* */
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/* Copyright (c) Microsoft Corporation. All rights reserved. */
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/* */
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/* This software is licensed under the Microsoft Software License */
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/* Terms for Microsoft Azure RTOS. Full text of the license can be */
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/* found in the LICENSE file at https://aka.ms/AzureRTOS_EULA */
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/* and in the root directory of this software. */
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/* */
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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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/** Scroll Management (Scrollbar) */
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/** */
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/**************************************************************************/
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/**************************************************************************/
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/**************************************************************************/
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/* */
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/* COMPONENT DEFINITION RELEASE */
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/* */
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/* gx_scrollbar.h PORTABLE C */
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/* 6.0 */
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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 file defines the GUIX icon management component, */
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/* including all data types and external references. It is assumed */
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/* that gx_api.h and gx_port.h have already been included. */
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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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/* */
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/**************************************************************************/
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#ifndef GX_SCROLLBAR_H
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#define GX_SCROLLBAR_H
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/* Define scrollbar management function prototypes. */
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UINT _gx_horizontal_scrollbar_create(GX_SCROLLBAR *scrollbar, GX_CONST GX_CHAR *name, GX_WINDOW *parent,
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GX_SCROLLBAR_APPEARANCE *appearance, ULONG style);
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UINT _gx_vertical_scrollbar_create(GX_SCROLLBAR *scrollbar, GX_CONST GX_CHAR *name, GX_WINDOW *parent,
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GX_SCROLLBAR_APPEARANCE *appearance, ULONG style);
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VOID _gx_scrollbar_draw(GX_SCROLLBAR *scrollbar);
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UINT _gx_scrollbar_event_process(GX_SCROLLBAR *scrollbar, GX_EVENT *event_ptr);
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UINT _gx_scrollbar_limit_check(GX_SCROLLBAR *scrollbar);
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VOID _gx_scrollbar_thumb_position_calculate(GX_SCROLLBAR *scroll);
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UINT _gx_scrollbar_reset(GX_SCROLLBAR *scrollbar, GX_SCROLL_INFO *info);
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VOID _gx_scrollbar_size_update(GX_SCROLLBAR *scroll);
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VOID _gx_scrollbar_value_calculate(GX_SCROLLBAR *scroll, INT offset, INT size);
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UINT _gx_scrollbar_value_set(GX_SCROLLBAR *scroll, INT value);
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/* Define scroll thumb management function prototypes. */
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UINT _gx_scroll_thumb_create(GX_SCROLL_THUMB *scroll_thumb, GX_SCROLLBAR *parent, ULONG style);
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VOID _gx_scroll_thumb_draw(GX_SCROLL_THUMB *scroll_thumb);
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UINT _gx_scroll_thumb_event_process(GX_SCROLL_THUMB *scroll_thumb, GX_EVENT *event_ptr);
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INT _gx_scroll_thumb_shift_limit(GX_SCROLL_THUMB *thumb, INT shift);
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/* Define error checking shells for API services. These are only referenced by the
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application. */
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UINT _gxe_horizontal_scrollbar_create(GX_SCROLLBAR *scrollbar, GX_CONST GX_CHAR *name, GX_WINDOW *parent,
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GX_SCROLLBAR_APPEARANCE *appearance, ULONG style,
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UINT scrollbar_control_block_size);
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UINT _gxe_vertical_scrollbar_create(GX_SCROLLBAR *scrollbar, GX_CONST GX_CHAR *name, GX_WINDOW *parent,
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GX_SCROLLBAR_APPEARANCE *appearance,
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ULONG style, UINT scrollbar_control_block_size);
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UINT _gxe_scroll_thumb_event_process(GX_SCROLL_THUMB *scroll_thumb, GX_EVENT *event_ptr);
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UINT _gxe_scroll_thumb_create(GX_SCROLL_THUMB *scroll_thumb, GX_SCROLLBAR *parent, ULONG style, UINT scroll_thumb_control_block_size);
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UINT _gxe_scrollbar_event_process(GX_SCROLLBAR *scrollbar, GX_EVENT *event_ptr);
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UINT _gxe_scrollbar_limit_check(GX_SCROLLBAR *scrollbar);
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UINT _gxe_scrollbar_reset(GX_SCROLLBAR *scrollbar, GX_SCROLL_INFO *info);
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UINT _gxe_scrollbar_value_set(GX_SCROLLBAR *scrollbar, INT value);
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#endif
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