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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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/** System Management (System) */ |
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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_system.h" |
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#include "gx_widget.h" |
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#include "gx_utility.h" |
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/**************************************************************************/ |
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/* */ |
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/* FUNCTION RELEASE */ |
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/* */ |
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/* _gx_system_event_remove 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 removes events targetted to indicated widget */ |
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/* */ |
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/* INPUT */ |
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/* */ |
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/* remove Widget to be removed */ |
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/* */ |
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/* OUTPUT */ |
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/* */ |
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/* None */ |
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/* */ |
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/* CALLS */ |
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/* */ |
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/* _gx_widget_child_detect Detect a child widget */ |
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/* */ |
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/* CALLED BY */ |
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/* */ |
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/* _gx_widget_delete Delete a widget */ |
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/* */ |
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/**************************************************************************/ |
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VOID _gx_system_event_remove(GX_WIDGET *widget) |
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{ |
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#ifdef GX_THREADX_BINDING |
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TX_INTERRUPT_SAVE_AREA |
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GX_EVENT *pEvent; |
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ULONG *pSrc; |
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TX_QUEUE *pQueue; |
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GX_BOOL Purge; |
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TX_DISABLE |
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pQueue = &_gx_system_event_queue; |
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✓✓ |
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if (pQueue -> tx_queue_enqueued) |
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{ |
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pSrc = pQueue -> tx_queue_read; |
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do |
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{ |
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pEvent = (GX_EVENT *)pSrc; |
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Purge = GX_FALSE; |
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✓✓ |
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if (pEvent -> gx_event_target) |
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{ |
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✓✓ |
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if (pEvent -> gx_event_target == widget) |
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{ |
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Purge = GX_TRUE; |
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} |
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else |
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{ |
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_gx_widget_child_detect(widget, pEvent -> gx_event_target, &Purge); |
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} |
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✓✓ |
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if (Purge) |
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{ |
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pEvent -> gx_event_target = GX_NULL; |
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pEvent -> gx_event_type = 0; |
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} |
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} |
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pSrc += pQueue -> tx_queue_message_size; |
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✓✓ |
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if (pSrc >= pQueue -> tx_queue_end) |
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{ |
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pSrc = pQueue -> tx_queue_start; |
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} |
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✓✓ |
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} while (pSrc != pQueue->tx_queue_write); |
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} |
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TX_RESTORE |
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#else |
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GX_EVENT_PURGE(widget); |
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#endif |
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} |
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