GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: gx_window_root_event_process.c Lines: 18 18 100.0 %
Date: 2026-03-06 19:21:09 Branches: 4 4 100.0 %

Line Branch Exec Source
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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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/**   Window Management (Window)                                          */
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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_window.h"
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#include "gx_canvas.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_window_root_event_process                       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 processes events for the specified root window.       */
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/*                                                                        */
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/*  INPUT                                                                 */
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/*                                                                        */
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/*    widget                                Window's widget control block */
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/*    event_ptr                             Incoming event to process     */
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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_canvas_shift                      Shift the canvas              */
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/*    _gx_window_event_process              Call widget event processing  */
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/*                                                                        */
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/*  CALLED BY                                                             */
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/*                                                                        */
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/*    GUIX Internal Code                                                  */
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/*                                                                        */
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/**************************************************************************/
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UINT  _gx_window_root_event_process(GX_WINDOW_ROOT *win, GX_EVENT *event_ptr)
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{
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UINT     status;
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GX_VALUE xShift;
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GX_VALUE yShift;
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    status = GX_SUCCESS;
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    /* Process relative to the type of event.  */
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    switch (event_ptr -> gx_event_type)
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    {
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    case GX_EVENT_PEN_DRAG:
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        if (win -> gx_window_move_mode)
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        {
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            /* to move a root window we have to move the canvas. Calculate
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               the x,y shift amounts
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             */
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            xShift = (GX_VALUE)(event_ptr -> gx_event_payload.gx_event_pointdata.gx_point_x -
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                                win -> gx_window_move_start.gx_point_x);
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            yShift = (GX_VALUE)(event_ptr -> gx_event_payload.gx_event_pointdata.gx_point_y -
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                                win -> gx_window_move_start.gx_point_y);
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            /* reset the starting point for next time */
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            win -> gx_window_move_start.gx_point_x =
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                (GX_VALUE)(event_ptr -> gx_event_payload.gx_event_pointdata.gx_point_x - xShift);
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            win -> gx_window_move_start.gx_point_y =
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                (GX_VALUE)(event_ptr -> gx_event_payload.gx_event_pointdata.gx_point_y - yShift);
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            /* move the canvas */
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            _gx_canvas_shift(win -> gx_window_root_canvas, xShift, yShift);
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        }
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        return(GX_SUCCESS);
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    default:
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        /* Call the window default processing function.  */
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        status =  _gx_window_event_process((GX_WINDOW *)win, event_ptr);
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    }
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    /* Return widget event processing status.  */
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    return(status);
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}
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