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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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/** Menu Management (Menu) */ |
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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_menu.h" |
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#include "gx_widget.h" |
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#include "gx_system.h" |
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/**************************************************************************/ |
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/* */ |
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/* FUNCTION RELEASE */ |
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/* */ |
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/* _gx_menu_one_level_position 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 positions first level items for a menu widget. */ |
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/* */ |
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/* INPUT */ |
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/* */ |
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/* menu Pointer to menu control block */ |
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/* indentation Menu indentations */ |
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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_widget_resize Resize a widget */ |
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/* _gx_widget_detach Detach a widget from its */ |
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/* parent */ |
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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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/* 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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UINT _gx_menu_one_level_position(GX_MENU *menu, GX_VALUE indentation) |
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{ |
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GX_RECTANGLE *menu_size = &menu -> gx_widget_size; |
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GX_WIDGET *list = (GX_WIDGET *)&menu -> gx_menu_list; |
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GX_WIDGET *item; |
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GX_RECTANGLE size; |
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GX_VALUE height; |
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GX_VALUE width; |
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INT max_width = 0; |
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GX_MENU_LIST *item_list; |
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size.gx_rectangle_left = (GX_VALUE)(menu_size -> gx_rectangle_left + indentation); |
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size.gx_rectangle_right = (GX_VALUE)(menu_size -> gx_rectangle_right); |
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size.gx_rectangle_top = (GX_VALUE)(menu_size -> gx_rectangle_bottom + 1); |
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size.gx_rectangle_bottom = (GX_VALUE)(size.gx_rectangle_top - 1); |
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/* Reposition menu list. */ |
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_gx_widget_resize(list, &size); |
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✓✓ |
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if (menu -> gx_widget_style & GX_STYLE_MENU_EXPANDED) |
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{ |
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✓✓ |
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if (!list -> gx_widget_parent) |
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{ |
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_gx_widget_link(menu -> gx_widget_parent, (GX_WIDGET *)list); |
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} |
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} |
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else |
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{ |
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✓✓ |
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if (list -> gx_widget_parent) |
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{ |
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_gx_widget_detach((GX_WIDGET *)list); |
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} |
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} |
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item = list -> gx_widget_first_child; |
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size.gx_rectangle_bottom = menu_size -> gx_rectangle_bottom; |
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/* Reposition items of menu list. */ |
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✓✓ |
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while (item) |
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{ |
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✓✓ |
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if (item -> gx_widget_type == GX_TYPE_MENU_LIST) |
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{ |
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item = item -> gx_widget_next; |
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continue; |
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} |
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height = (GX_VALUE)(item -> gx_widget_size.gx_rectangle_bottom - item -> gx_widget_size.gx_rectangle_top + 1); |
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width = (GX_VALUE)(item -> gx_widget_size.gx_rectangle_right - item -> gx_widget_size.gx_rectangle_left + 1); |
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✓✓ |
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if (width > max_width) |
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{ |
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max_width = width; |
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} |
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size.gx_rectangle_top = (GX_VALUE)(size.gx_rectangle_bottom + 1); |
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size.gx_rectangle_bottom = (GX_VALUE)(size.gx_rectangle_top + height - 1); |
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size.gx_rectangle_right = (GX_VALUE)(size.gx_rectangle_left + width - 1); |
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_gx_widget_resize(item, &size); |
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✓✓ |
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switch (item -> gx_widget_type) |
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{ |
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case GX_TYPE_MENU: |
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item_list = &((GX_MENU *)item) -> gx_menu_list; |
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✓✓ |
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if (item_list -> gx_widget_parent) |
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{ |
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_gx_widget_shift((GX_WIDGET *)item_list, |
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(GX_VALUE)(size.gx_rectangle_left + indentation - item_list -> gx_widget_size.gx_rectangle_left), |
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(GX_VALUE)(size.gx_rectangle_bottom + 1 - item_list -> gx_widget_size.gx_rectangle_top), GX_FALSE); |
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height = (GX_VALUE)(item_list -> gx_widget_size.gx_rectangle_bottom - size.gx_rectangle_top + 1); |
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width = (GX_VALUE)(item_list -> gx_widget_size.gx_rectangle_right - size.gx_rectangle_left + 1); |
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✓✓ |
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if (width > max_width) |
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{ |
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max_width = width; |
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} |
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} |
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break; |
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default: |
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break; |
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} |
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size.gx_rectangle_bottom = (GX_VALUE)(size.gx_rectangle_top + height - 1); |
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item = item -> gx_widget_next; |
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} |
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✓✓ |
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if (menu -> gx_widget_style & GX_STYLE_MENU_EXPANDED) |
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{ |
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size.gx_rectangle_top = (GX_VALUE)(menu_size -> gx_rectangle_bottom + 1); |
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size.gx_rectangle_right = (GX_VALUE)(size.gx_rectangle_left + max_width - 1); |
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_gx_widget_resize(list, &size); |
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} |
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/* Return completion status code. */ |
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return(GX_SUCCESS); |
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} |
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/**************************************************************************/ |
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/* */ |
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/* FUNCTION RELEASE */ |
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/* */ |
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/* _gx_menu_position 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 positions a menu and its menu list. */ |
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/* */ |
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/* INPUT */ |
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/* */ |
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/* menu Pointer to menu control block */ |
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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_menu_one_level_position Position a menu widget */ |
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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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/* 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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UINT _gx_menu_position(GX_MENU *menu, GX_VALUE indentation) |
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{ |
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UINT status = GX_SUCCESS; |
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GX_WIDGET *parent = (GX_WIDGET *)menu; |
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GX_WIDGET *child; |
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GX_MENU_LIST *child_list; |
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child = menu -> gx_menu_list.gx_widget_first_child; |
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/* Reposition items of menu list. */ |
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✓✓ |
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while (child) |
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{ |
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✓✓ |
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if (child -> gx_widget_type == GX_TYPE_MENU) |
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{ |
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child_list = &((GX_MENU *)child) -> gx_menu_list; |
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✓✓ |
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if (child_list -> gx_widget_first_child) |
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{ |
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child = child_list -> gx_widget_first_child; |
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continue; |
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} |
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✓✓ |
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else if (child_list -> gx_widget_parent) |
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{ |
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_gx_widget_detach((GX_WIDGET *)child_list); |
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} |
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} |
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✓✓✓✓
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while ((child -> gx_widget_next == GX_NULL) && (child != parent)) |
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{ |
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/* Child parent is menu list. */ |
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child_list = (GX_MENU_LIST *)child -> gx_widget_parent; |
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child = child_list -> gx_menu_list_owner; |
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_gx_menu_one_level_position((GX_MENU *)child, indentation); |
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} |
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✓✓ |
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if (child == parent) |
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{ |
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break; |
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} |
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child = child -> gx_widget_next; |
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} |
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/* Return completion status code. */ |
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return(status); |
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} |
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