mirror of
https://github.com/s1204IT/Lockpick_RCM.git
synced 2024-11-12 13:26:39 +00:00
402 lines
13 KiB
C
402 lines
13 KiB
C
/*
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* Copyright (c) 2019 CTCaer
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @file lv_page.h
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*
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*/
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#ifndef LV_PAGE_H
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#define LV_PAGE_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*********************
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* INCLUDES
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*********************/
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#ifdef LV_CONF_INCLUDE_SIMPLE
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#include "lv_conf.h"
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#else
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#include "../../lv_conf.h"
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#endif
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#if USE_LV_PAGE != 0
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/*Testing of dependencies*/
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#if USE_LV_CONT == 0
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#error "lv_page: lv_cont is required. Enable it in lv_conf.h (USE_LV_CONT 1) "
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#endif
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#include "lv_cont.h"
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#include "../lv_core/lv_indev.h"
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/*********************
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* DEFINES
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*********************/
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/**********************
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* TYPEDEFS
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**********************/
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/*Scrollbar modes: shows when should the scrollbars be visible*/
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enum
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{
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LV_SB_MODE_OFF = 0x0, /*Never show scrollbars*/
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LV_SB_MODE_ON = 0x1, /*Always show scrollbars*/
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LV_SB_MODE_DRAG = 0x2, /*Show scrollbars when page is being dragged*/
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LV_SB_MODE_AUTO = 0x3, /*Show scrollbars when the scrollable container is large enough to be scrolled*/
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LV_SB_MODE_HIDE = 0x4, /*Hide the scroll bar temporally*/
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LV_SB_MODE_UNHIDE = 0x5, /*Unhide the previously hidden scrollbar. Recover it's type too*/
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};
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typedef uint8_t lv_sb_mode_t;
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/*Data of page*/
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typedef struct
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{
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lv_cont_ext_t bg; /*Ext. of ancestor*/
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/*New data for this type */
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lv_obj_t * scrl; /*The scrollable object on the background*/
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lv_style_t *bgo; /*The scrollable object on the background*/
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lv_style_t *pr; /*The scrollable object on the background*/
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lv_action_t rel_action; /*Function to call when the page is released*/
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lv_action_t pr_action; /*Function to call when the page is pressed*/
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struct {
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lv_style_t *style; /*Style of scrollbars*/
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lv_area_t hor_area; /*Horizontal scrollbar area relative to the page. (Handled by the library) */
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lv_area_t ver_area; /*Vertical scrollbar area relative to the page (Handled by the library)*/
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uint8_t hor_draw :1; /*1: horizontal scrollbar is visible now (Handled by the library)*/
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uint8_t ver_draw :1; /*1: vertical scrollbar is visible now (Handled by the library)*/
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lv_sb_mode_t mode:3; /*Scrollbar visibility from 'lv_page_sb_mode_t'*/
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} sb;
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struct {
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uint16_t state; /*Store the current size of the edge flash effect*/
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lv_style_t *style; /*Style of edge flash effect (usually homogeneous circle)*/
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uint8_t enabled :1; /*1: Show a flash animation on the edge*/
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uint8_t top_ip :1; /*Used internally to show that top most position is reached (flash is In Progress)*/
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uint8_t bottom_ip :1; /*Used internally to show that bottom most position is reached (flash is In Progress)*/
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uint8_t right_ip :1; /*Used internally to show that right most position is reached (flash is In Progress)*/
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uint8_t left_ip :1; /*Used internally to show that left most position is reached (flash is In Progress)*/
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}edge_flash;
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uint8_t arrow_scroll :1; /*1: Enable scrolling with LV_GROUP_KEY_LEFT/RIGHT/UP/DOWN*/
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uint8_t scroll_prop :1; /*1: Propagate the scrolling the the parent if the edge is reached*/
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uint8_t scroll_prop_ip :1; /*1: Scroll propagation is in progress (used by the library)*/
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} lv_page_ext_t;
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enum {
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LV_PAGE_STYLE_BG,
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LV_PAGE_STYLE_BGO,
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LV_PAGE_STYLE_PR,
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LV_PAGE_STYLE_SCRL,
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LV_PAGE_STYLE_SB,
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LV_PAGE_STYLE_EDGE_FLASH,
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};
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typedef uint8_t lv_page_style_t;
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/**********************
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* GLOBAL PROTOTYPES
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**********************/
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/**
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* Create a page objects
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* @param par pointer to an object, it will be the parent of the new page
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* @param copy pointer to a page object, if not NULL then the new object will be copied from it
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* @return pointer to the created page
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*/
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lv_obj_t * lv_page_create(lv_obj_t * par, const lv_obj_t * copy);
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/**
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* Delete all children of the scrl object, without deleting scrl child.
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* @param obj pointer to an object
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*/
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void lv_page_clean(lv_obj_t *obj);
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/**
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* Get the press action of the page
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* @param page pointer to a page object
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* @return a function to call when the page is pressed
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*/
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lv_action_t lv_page_get_pr_action(lv_obj_t * page);
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/**
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* Get the release action of the page
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* @param page pointer to a page object
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* @return a function to call when the page is released
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*/
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lv_action_t lv_page_get_rel_action(lv_obj_t * page);
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/**
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* Get the scrollable object of a page
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* @param page pointer to a page object
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* @return pointer to a container which is the scrollable part of the page
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*/
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lv_obj_t * lv_page_get_scrl(const lv_obj_t * page);
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/*=====================
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* Setter functions
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*====================*/
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/**
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* Set a release action for the page
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* @param page pointer to a page object
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* @param rel_action a function to call when the page is released
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*/
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void lv_page_set_rel_action(lv_obj_t * page, lv_action_t rel_action);
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/**
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* Set a press action for the page
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* @param page pointer to a page object
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* @param pr_action a function to call when the page is pressed
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*/
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void lv_page_set_pr_action(lv_obj_t * page, lv_action_t pr_action);
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/**
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* Set the scroll bar mode on a page
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* @param page pointer to a page object
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* @param sb_mode the new mode from 'lv_page_sb.mode_t' enum
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*/
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void lv_page_set_sb_mode(lv_obj_t * page, lv_sb_mode_t sb_mode);
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/**
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* Enable/Disable scrolling with arrows if the page is in group (arrows: LV_GROUP_KEY_LEFT/RIGHT/UP/DOWN)
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* @param page pointer to a page object
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* @param en true: enable scrolling with arrows
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*/
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void lv_page_set_arrow_scroll(lv_obj_t * page, bool en);
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/**
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* Enable the scroll propagation feature. If enabled then the page will move its parent if there is no more space to scroll.
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* @param page pointer to a Page
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* @param en true or false to enable/disable scroll propagation
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*/
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void lv_page_set_scroll_propagation(lv_obj_t * page, bool en);
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/**
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* Enable the edge flash effect. (Show an arc when the an edge is reached)
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* @param page pointer to a Page
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* @param en true or false to enable/disable end flash
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*/
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void lv_page_set_edge_flash(lv_obj_t * page, bool en);
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/**
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* Set the fit attribute of the scrollable part of a page.
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* It means it can set its size automatically to involve all children.
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* (Can be set separately horizontally and vertically)
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* @param page pointer to a page object
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* @param hor_en true: enable horizontal fit
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* @param ver_en true: enable vertical fit
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*/
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static inline void lv_page_set_scrl_fit(lv_obj_t *page, bool hor_en, bool ver_en)
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{
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lv_cont_set_fit(lv_page_get_scrl(page), hor_en, ver_en);
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}
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/**
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* Set width of the scrollable part of a page
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* @param page pointer to a page object
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* @param w the new width of the scrollable (it ha no effect is horizontal fit is enabled)
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*/
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static inline void lv_page_set_scrl_width(lv_obj_t *page, lv_coord_t w)
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{
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lv_obj_set_width(lv_page_get_scrl(page), w);
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}
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/**
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* Set height of the scrollable part of a page
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* @param page pointer to a page object
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* @param h the new height of the scrollable (it ha no effect is vertical fit is enabled)
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*/
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static inline void lv_page_set_scrl_height(lv_obj_t *page, lv_coord_t h)
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{
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lv_obj_set_height(lv_page_get_scrl(page), h);
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}
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/**
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* Set the layout of the scrollable part of the page
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* @param page pointer to a page object
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* @param layout a layout from 'lv_cont_layout_t'
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*/
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static inline void lv_page_set_scrl_layout(lv_obj_t * page, lv_layout_t layout)
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{
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lv_cont_set_layout(lv_page_get_scrl(page), layout);
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}
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/**
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* Set a style of a page
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* @param page pointer to a page object
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* @param type which style should be set
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* @param style pointer to a style
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*/
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void lv_page_set_style(lv_obj_t *page, lv_page_style_t type, lv_style_t *style);
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/*=====================
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* Getter functions
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*====================*/
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/**
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* Set the scroll bar mode on a page
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* @param page pointer to a page object
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* @return the mode from 'lv_page_sb.mode_t' enum
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*/
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lv_sb_mode_t lv_page_get_sb_mode(const lv_obj_t * page);
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/**
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* Get the the scrolling with arrows (LV_GROUP_KEY_LEFT/RIGHT/UP/DOWN) is enabled or not
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* @param page pointer to a page object
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* @return true: scrolling with arrows is enabled
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*/
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bool lv_page_get_arrow_scroll(const lv_obj_t * page);
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/**
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* Get the scroll propagation property
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* @param page pointer to a Page
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* @return true or false
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*/
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bool lv_page_get_scroll_propagation(lv_obj_t * page);
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/**
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* Get the edge flash effect property.
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* @param page pointer to a Page
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* return true or false
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*/
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bool lv_page_get_edge_flash(lv_obj_t * page);
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/**
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* Get that width which can be set to the children to still not cause overflow (show scrollbars)
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* @param page pointer to a page object
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* @return the width which still fits into the page
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*/
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lv_coord_t lv_page_get_fit_width(lv_obj_t * page);
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/**
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* Get that height which can be set to the children to still not cause overflow (show scrollbars)
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* @param page pointer to a page object
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* @return the height which still fits into the page
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*/
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lv_coord_t lv_page_get_fit_height(lv_obj_t * page);
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/**
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* Get width of the scrollable part of a page
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* @param page pointer to a page object
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* @return the width of the scrollable
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*/
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static inline lv_coord_t lv_page_get_scrl_width(const lv_obj_t *page)
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{
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return lv_obj_get_width(lv_page_get_scrl(page));
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}
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/**
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* Get height of the scrollable part of a page
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* @param page pointer to a page object
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* @return the height of the scrollable
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*/
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static inline lv_coord_t lv_page_get_scrl_height(const lv_obj_t *page)
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{
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return lv_obj_get_height(lv_page_get_scrl(page));
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}
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/**
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* Get the layout of the scrollable part of a page
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* @param page pointer to page object
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* @return the layout from 'lv_cont_layout_t'
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*/
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static inline lv_layout_t lv_page_get_scrl_layout(const lv_obj_t * page)
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{
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return lv_cont_get_layout(lv_page_get_scrl(page));
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}
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/**
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* Get horizontal fit attribute of the scrollable part of a page
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* @param page pointer to a page object
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* @return true: horizontal fit is enabled; false: disabled
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*/
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static inline bool lv_page_get_scrl_hor_fit(const lv_obj_t * page)
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{
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return lv_cont_get_hor_fit(lv_page_get_scrl(page));
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}
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/**
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* Get vertical fit attribute of the scrollable part of a page
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* @param page pointer to a page object
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* @return true: vertical fit is enabled; false: disabled
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*/
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static inline bool lv_page_get_scrl_fit_ver(const lv_obj_t * page)
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{
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return lv_cont_get_ver_fit(lv_page_get_scrl(page));
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}
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/**
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* Get a style of a page
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* @param page pointer to page object
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* @param type which style should be get
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* @return style pointer to a style
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*/
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lv_style_t * lv_page_get_style(const lv_obj_t *page, lv_page_style_t type);
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/*=====================
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* Other functions
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*====================*/
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/**
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* Glue the object to the page. After it the page can be moved (dragged) with this object too.
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* @param obj pointer to an object on a page
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* @param glue true: enable glue, false: disable glue
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*/
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void lv_page_glue_obj(lv_obj_t * obj, bool glue);
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/**
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* Focus on an object. It ensures that the object will be visible on the page.
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* @param page pointer to a page object
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* @param obj pointer to an object to focus (must be on the page)
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* @param anim_time scroll animation time in milliseconds (0: no animation)
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*/
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void lv_page_focus(lv_obj_t * page, const lv_obj_t * obj, uint16_t anim_time);
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/**
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* Scroll the page horizontally
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* @param page pointer to a page object
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* @param dist the distance to scroll (< 0: scroll left; > 0 scroll right)
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*/
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void lv_page_scroll_hor(lv_obj_t * page, lv_coord_t dist);
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/**
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* Scroll the page vertically
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* @param page pointer to a page object
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* @param dist the distance to scroll (< 0: scroll down; > 0 scroll up)
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*/
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void lv_page_scroll_ver(lv_obj_t * page, lv_coord_t dist);
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/**
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* Not intended to use directly by the user but by other object types internally.
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* Start an edge flash animation. Exactly one `ext->edge_flash.xxx_ip` should be set
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* @param page
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*/
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void lv_page_start_edge_flash(lv_obj_t * page);
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/**********************
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* MACROS
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**********************/
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#endif /*USE_LV_PAGE*/
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /*LV_PAGE_H*/
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