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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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/** 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_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_view_fold 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 combines adjcent views. */ |
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/* */ |
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/* */ |
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/* INPUT */ |
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/* */ |
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/* win Window to add view to */ |
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/* view Rectangle defining new view */ |
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/* */ |
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/* OUTPUT */ |
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/* */ |
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/* GX_TRUE | GX_FALSE */ |
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/* */ |
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/* CALLS */ |
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/* */ |
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/* None */ |
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/* */ |
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/* CALLED BY */ |
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/* */ |
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/* _gx_system_view_add Link a view to window's view */ |
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/* list */ |
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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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/* */ |
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/**************************************************************************/ |
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GX_BOOL _gx_system_view_fold(GX_WINDOW *win, GX_RECTANGLE *view) |
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{ |
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GX_VIEW *oldview = win -> gx_window_views; |
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✓✓ |
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while (oldview) |
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{ |
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/* check for two views stacked vertically:*/ |
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✓✓ |
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if ((oldview -> gx_view_rectangle.gx_rectangle_left == view -> gx_rectangle_left) && |
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✓✓ |
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(oldview -> gx_view_rectangle.gx_rectangle_right == view -> gx_rectangle_right)) |
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{ |
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✓✓ |
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if (oldview -> gx_view_rectangle.gx_rectangle_bottom == (view -> gx_rectangle_top - 1)) |
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{ |
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/* New view is right below existing view, expand bottom of |
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existing: */ |
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oldview -> gx_view_rectangle.gx_rectangle_bottom = view -> gx_rectangle_bottom; |
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return GX_TRUE; |
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} |
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✓✓ |
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if (oldview -> gx_view_rectangle.gx_rectangle_top == (view -> gx_rectangle_bottom + 1)) |
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{ |
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/* new view is right above existing view, just expand existing |
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view top: */ |
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oldview -> gx_view_rectangle.gx_rectangle_top = view -> gx_rectangle_top; |
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return GX_TRUE; |
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} |
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} |
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else |
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{ |
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/* check for views right beside each other horizontally: */ |
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✓✓ |
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if (oldview -> gx_view_rectangle.gx_rectangle_top == view -> gx_rectangle_top && |
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✓✓ |
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oldview -> gx_view_rectangle.gx_rectangle_bottom == view -> gx_rectangle_bottom) |
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{ |
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✓✓ |
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if (oldview -> gx_view_rectangle.gx_rectangle_right == (view -> gx_rectangle_left - 1)) |
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{ |
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/* new view is to the right of existing view, expand right side of |
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existing:*/ |
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oldview -> gx_view_rectangle.gx_rectangle_right = view -> gx_rectangle_right; |
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return GX_TRUE; |
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} |
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✓✓ |
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if (oldview -> gx_view_rectangle.gx_rectangle_left == (view -> gx_rectangle_right + 1)) |
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{ |
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/* new view is to the left of existing view, expand left side of |
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existing view: */ |
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oldview -> gx_view_rectangle.gx_rectangle_left = view -> gx_rectangle_left; |
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return GX_TRUE; |
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} |
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} |
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} |
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oldview = oldview -> gx_view_next; |
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} |
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return GX_FALSE; |
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} |
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