mirror of
https://github.com/CTCaer/hekate
synced 2024-09-07 08:39:00 +00:00
591 lines
18 KiB
C
591 lines
18 KiB
C
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/*
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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_win.c
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*
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*/
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/*********************
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* INCLUDES
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*********************/
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#include "lv_win.h"
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#if USE_LV_WIN != 0
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#include "../lv_themes/lv_theme.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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/**********************
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* STATIC PROTOTYPES
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**********************/
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static lv_res_t lv_win_signal(lv_obj_t * win, lv_signal_t sign, void * param);
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static void lv_win_realign(lv_obj_t * win);
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/**********************
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* STATIC VARIABLES
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**********************/
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static lv_signal_func_t ancestor_signal;
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/**********************
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* MACROS
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**********************/
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/**********************
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* GLOBAL FUNCTIONS
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**********************/
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/**
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* Create a window objects
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* @param par pointer to an object, it will be the parent of the new window
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* @param copy pointer to a window object, if not NULL then the new object will be copied from it
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* @return pointer to the created window
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*/
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lv_obj_t * lv_win_create(lv_obj_t * par, const lv_obj_t * copy)
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{
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LV_LOG_TRACE("window create started");
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/*Create the ancestor object*/
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lv_obj_t * new_win = lv_obj_create(par, copy);
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lv_mem_assert(new_win);
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if(new_win == NULL) return NULL;
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if(ancestor_signal == NULL) ancestor_signal = lv_obj_get_signal_func(new_win);
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/*Allocate the object type specific extended data*/
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lv_win_ext_t * ext = lv_obj_allocate_ext_attr(new_win, sizeof(lv_win_ext_t));
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lv_mem_assert(ext);
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if(ext == NULL) return NULL;
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ext->page = NULL;
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ext->header = NULL;
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ext->title = NULL;
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ext->style_header = &lv_style_plain_color;
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ext->style_btn_rel = &lv_style_btn_rel;
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ext->style_btn_pr = &lv_style_btn_pr;
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ext->btn_size = (LV_DPI) / 2;
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/*Init the new window object*/
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if(copy == NULL) {
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lv_obj_set_size(new_win, LV_HOR_RES, LV_VER_RES);
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lv_obj_set_pos(new_win, 0, 0);
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lv_obj_set_style(new_win, &lv_style_pretty);
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ext->page = lv_page_create(new_win, NULL);
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lv_obj_set_protect(ext->page, LV_PROTECT_PARENT);
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lv_page_set_sb_mode(ext->page, LV_SB_MODE_AUTO);
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lv_page_set_arrow_scroll(ext->page, true);
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/*Create a holder for the header*/
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ext->header = lv_obj_create(new_win, NULL);
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/*Move back the header because it is automatically moved to the scrollable */
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lv_obj_set_protect(ext->header, LV_PROTECT_PARENT);
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lv_obj_set_parent(ext->header, new_win);
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lv_obj_set_width(ext->header, LV_HOR_RES - 62);////
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ext->btn_size = lv_obj_get_height(ext->header) - 3;////
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/*Create a title on the header*/
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ext->title = lv_label_create(ext->header, NULL);
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lv_label_set_text(ext->title, "My title");
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/*Set the default styles*/
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lv_theme_t * th = lv_theme_get_current();
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if(th) {
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lv_win_set_style(new_win, LV_WIN_STYLE_BG, th->win.bg);
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lv_win_set_style(new_win, LV_WIN_STYLE_SB, th->win.sb);
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lv_win_set_style(new_win, LV_WIN_STYLE_HEADER, th->win.header);
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lv_win_set_style(new_win, LV_WIN_STYLE_CONTENT_BG, th->win.content.bg);
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lv_win_set_style(new_win, LV_WIN_STYLE_CONTENT_SCRL, th->win.content.scrl);
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lv_win_set_style(new_win, LV_WIN_STYLE_BTN_REL, th->win.btn.rel);
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lv_win_set_style(new_win, LV_WIN_STYLE_BTN_PR, th->win.btn.pr);
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} else {
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lv_win_set_style(new_win, LV_WIN_STYLE_BG, &lv_style_plain);
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lv_win_set_style(new_win, LV_WIN_STYLE_CONTENT_BG, &lv_style_plain);
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lv_win_set_style(new_win, LV_WIN_STYLE_CONTENT_SCRL, &lv_style_transp);
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lv_win_set_style(new_win, LV_WIN_STYLE_HEADER, &lv_style_plain_color);
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}
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lv_obj_set_signal_func(new_win, lv_win_signal);
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lv_obj_set_size(new_win, LV_HOR_RES, LV_VER_RES);
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}
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/*Copy an existing object*/
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else {
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lv_win_ext_t * copy_ext = lv_obj_get_ext_attr(copy);
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/*Create the objects*/
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ext->header = lv_obj_create(new_win, copy_ext->header);
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ext->title = lv_label_create(ext->header, copy_ext->title);
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ext->page = lv_page_create(new_win, copy_ext->page);
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ext->btn_size = copy_ext->btn_size;
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/*Copy the control buttons*/
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lv_obj_t * child;
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lv_obj_t * cbtn;
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child = lv_obj_get_child_back(copy_ext->header, NULL);
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child = lv_obj_get_child_back(copy_ext->header, child); /*Sip the title*/
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while(child != NULL) {
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cbtn = lv_btn_create(ext->header, child);
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lv_img_create(cbtn, lv_obj_get_child(child, NULL));
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child = lv_obj_get_child_back(copy_ext->header, child);
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}
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lv_obj_set_signal_func(new_win, lv_win_signal);
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/*Refresh the style with new signal function*/
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lv_obj_refresh_style(new_win);
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}
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lv_win_realign(new_win);
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LV_LOG_INFO("window created");
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return new_win;
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}
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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_win_clean(lv_obj_t * obj)
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{
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lv_obj_t * scrl = lv_page_get_scrl(obj);
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lv_obj_clean(scrl);
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}
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/*======================
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* Add/remove functions
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*=====================*/
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/**
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* Add control button to the header of the window
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* @param win pointer to a window object
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* @param img_src an image source ('lv_img_t' variable, path to file or a symbol)
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* @param rel_action a function pointer to call when the button is released
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* @return pointer to the created button object
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*/
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lv_obj_t * lv_win_add_btn(lv_obj_t * win, const void * img_src, const char * label_src, lv_action_t rel_action)
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{
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lv_win_ext_t * ext = lv_obj_get_ext_attr(win);
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lv_obj_t * btn = lv_btn_create(ext->header, NULL);
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lv_btn_set_style(btn, LV_BTN_STYLE_REL, ext->style_btn_rel);
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lv_btn_set_style(btn, LV_BTN_STYLE_PR, ext->style_btn_pr);
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lv_obj_set_size(btn, lv_obj_get_width(btn), ext->btn_size);
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lv_btn_set_fit(btn, true, false);
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lv_btn_set_action(btn, LV_BTN_ACTION_CLICK, rel_action);
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if (img_src)
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{
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lv_obj_t * img = lv_img_create(btn, NULL);
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lv_obj_set_click(img, false);
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lv_img_set_src(img, img_src);
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}
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else if (label_src)
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{
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lv_obj_t *label = lv_label_create(btn, NULL);
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lv_label_set_text(label, label_src);
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}
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lv_win_realign(win);
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return btn;
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}
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/*=====================
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* Setter functions
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*====================*/
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/**
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* A release action which can be assigned to a window control button to close it
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* @param btn pointer to the released button
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* @return always LV_ACTION_RES_INV because the button is deleted with the window
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*/
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lv_res_t lv_win_close_action(lv_obj_t * btn)
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{
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lv_obj_t * win = lv_win_get_from_btn(btn);
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lv_obj_del(win);
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return LV_RES_INV;
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}
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/**
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* Set the title of a window
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* @param win pointer to a window object
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* @param title string of the new title
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*/
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void lv_win_set_title(lv_obj_t * win, const char * title)
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{
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lv_win_ext_t * ext = lv_obj_get_ext_attr(win);
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lv_label_set_text(ext->title, title);
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lv_win_realign(win);
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}
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/**
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* Set the control button size of a window
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* @param win pointer to a window object
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* @param size control button size
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*/
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void lv_win_set_btn_size(lv_obj_t * win, lv_coord_t size)
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{
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lv_win_ext_t * ext = lv_obj_get_ext_attr(win);
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if(ext->btn_size == size) return;
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ext->btn_size = size;
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lv_win_realign(win);
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}
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/**
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* Set the layout of the window
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* @param win pointer to a window object
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* @param layout the layout from 'lv_layout_t'
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*/
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void lv_win_set_layout(lv_obj_t * win, lv_layout_t layout)
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{
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lv_win_ext_t * ext = lv_obj_get_ext_attr(win);
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lv_page_set_scrl_layout(ext->page, layout);
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}
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/**
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* Set the scroll bar mode of a window
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* @param win pointer to a window object
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* @param sb_mode the new scroll bar mode from 'lv_sb_mode_t'
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*/
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void lv_win_set_sb_mode(lv_obj_t * win, lv_sb_mode_t sb_mode)
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{
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lv_win_ext_t * ext = lv_obj_get_ext_attr(win);
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lv_page_set_sb_mode(ext->page, sb_mode);
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}
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/**
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* Set a style of a window
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* @param win pointer to a window 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_win_set_style(lv_obj_t * win, lv_win_style_t type, lv_style_t * style)
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{
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lv_win_ext_t * ext = lv_obj_get_ext_attr(win);
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switch(type) {
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case LV_WIN_STYLE_BG:
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lv_obj_set_style(win, style);
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lv_win_realign(win);
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break;
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case LV_WIN_STYLE_CONTENT_BG:
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lv_page_set_style(ext->page, LV_PAGE_STYLE_BG, style);
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break;
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case LV_WIN_STYLE_CONTENT_SCRL:
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lv_page_set_style(ext->page, LV_PAGE_STYLE_SCRL, style);
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break;
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case LV_WIN_STYLE_SB:
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lv_page_set_style(ext->page, LV_PAGE_STYLE_SB, style);
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break;
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case LV_WIN_STYLE_HEADER:
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lv_obj_set_style(ext->header, style);
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lv_win_realign(win);
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break;
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case LV_WIN_STYLE_BTN_REL:
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ext->style_btn_rel = style;
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break;
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case LV_WIN_STYLE_BTN_PR:
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ext->style_btn_pr = style;
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break;
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}
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/*Refresh the existing buttons*/
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if(type == LV_WIN_STYLE_BTN_REL || type == LV_WIN_STYLE_BTN_PR) {
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lv_obj_t * btn;
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btn = lv_obj_get_child_back(ext->header, NULL);
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btn = lv_obj_get_child_back(ext->header, btn); /*Skip the title*/
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while(btn != NULL) {
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if(type == LV_WIN_STYLE_BTN_REL) lv_btn_set_style(btn, LV_BTN_STYLE_REL, style);
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else lv_btn_set_style(btn, LV_BTN_STYLE_PR, style);
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btn = lv_obj_get_child_back(ext->header, btn);
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}
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}
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}
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/**
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* Set drag status of a window. If set to 'true' window can be dragged like on a PC.
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* @param win pointer to a window object
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* @param en whether dragging is enabled
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*/
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void lv_win_set_drag(lv_obj_t *win, bool en)
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{
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lv_win_ext_t * ext = lv_obj_get_ext_attr(win);
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lv_obj_t * win_header = ext->header;
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lv_obj_set_drag_parent(win_header, en);
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lv_obj_set_drag(win, en);
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}
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/*=====================
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* Getter functions
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*====================*/
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/**
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* Get the title of a window
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* @param win pointer to a window object
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* @return title string of the window
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*/
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const char * lv_win_get_title(const lv_obj_t * win)
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{
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lv_win_ext_t * ext = lv_obj_get_ext_attr(win);
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return lv_label_get_text(ext->title);
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}
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/**
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* Get the content holder object of window (`lv_page`) to allow additional customization
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* @param win pointer to a window object
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* @return the Page object where the window's content is
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*/
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lv_obj_t * lv_win_get_content(const lv_obj_t * win)
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{
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lv_win_ext_t * ext = lv_obj_get_ext_attr(win);
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return ext->page;
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}
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/**
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* Get the control button size of a window
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* @param win pointer to a window object
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* @return control button size
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*/
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lv_coord_t lv_win_get_btn_size(const lv_obj_t * win)
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{
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lv_win_ext_t * ext = lv_obj_get_ext_attr(win);
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return ext->btn_size;
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}
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/**
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* Get the pointer of a widow from one of its control button.
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* It is useful in the action of the control buttons where only button is known.
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* @param ctrl_btn pointer to a control button of a window
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* @return pointer to the window of 'ctrl_btn'
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*/
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lv_obj_t * lv_win_get_from_btn(const lv_obj_t * ctrl_btn)
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{
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lv_obj_t * header = lv_obj_get_parent(ctrl_btn);
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lv_obj_t * win = lv_obj_get_parent(header);
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return win;
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}
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/**
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* Get the layout of a window
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* @param win pointer to a window object
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* @return the layout of the window (from 'lv_layout_t')
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*/
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lv_layout_t lv_win_get_layout(lv_obj_t * win)
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{
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lv_win_ext_t * ext = lv_obj_get_ext_attr(win);
|
||
|
return lv_page_get_scrl_layout(ext->page);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Get the scroll bar mode of a window
|
||
|
* @param win pointer to a window object
|
||
|
* @return the scroll bar mode of the window (from 'lv_sb_mode_t')
|
||
|
*/
|
||
|
lv_sb_mode_t lv_win_get_sb_mode(lv_obj_t * win)
|
||
|
{
|
||
|
lv_win_ext_t * ext = lv_obj_get_ext_attr(win);
|
||
|
return lv_page_get_sb_mode(ext->page);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Get width of the content area (page scrollable) of the window
|
||
|
* @param win pointer to a window object
|
||
|
* @return the width of the content_bg area
|
||
|
*/
|
||
|
lv_coord_t lv_win_get_width(lv_obj_t * win)
|
||
|
{
|
||
|
lv_win_ext_t * ext = lv_obj_get_ext_attr(win);
|
||
|
lv_obj_t * scrl = lv_page_get_scrl(ext->page);
|
||
|
lv_style_t * style_scrl = lv_obj_get_style(scrl);
|
||
|
|
||
|
return lv_obj_get_width(scrl) - 2 * style_scrl->body.padding.hor;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Get a style of a window
|
||
|
* @param win pointer to a button object
|
||
|
* @param type which style window be get
|
||
|
* @return style pointer to a style
|
||
|
*/
|
||
|
lv_style_t * lv_win_get_style(const lv_obj_t * win, lv_win_style_t type)
|
||
|
{
|
||
|
lv_style_t * style = NULL;
|
||
|
lv_win_ext_t * ext = lv_obj_get_ext_attr(win);
|
||
|
|
||
|
switch(type) {
|
||
|
case LV_WIN_STYLE_BG:
|
||
|
style = lv_obj_get_style(win);
|
||
|
break;
|
||
|
case LV_WIN_STYLE_CONTENT_BG:
|
||
|
style = lv_page_get_style(ext->page, LV_PAGE_STYLE_BG);
|
||
|
break;
|
||
|
case LV_WIN_STYLE_CONTENT_SCRL:
|
||
|
style = lv_page_get_style(ext->page, LV_PAGE_STYLE_SCRL);
|
||
|
break;
|
||
|
case LV_WIN_STYLE_SB:
|
||
|
style = lv_page_get_style(ext->page, LV_PAGE_STYLE_SB);
|
||
|
break;
|
||
|
case LV_WIN_STYLE_HEADER:
|
||
|
style = lv_obj_get_style(ext->header);
|
||
|
break;
|
||
|
case LV_WIN_STYLE_BTN_REL:
|
||
|
style = ext->style_btn_rel;
|
||
|
break;
|
||
|
case LV_WIN_STYLE_BTN_PR:
|
||
|
style = ext->style_btn_pr;
|
||
|
break;
|
||
|
default:
|
||
|
style = NULL;
|
||
|
break;
|
||
|
}
|
||
|
|
||
|
return style;
|
||
|
}
|
||
|
|
||
|
/*=====================
|
||
|
* Other functions
|
||
|
*====================*/
|
||
|
|
||
|
/**
|
||
|
* Focus on an object. It ensures that the object will be visible in the window.
|
||
|
* @param win pointer to a window object
|
||
|
* @param obj pointer to an object to focus (must be in the window)
|
||
|
* @param anim_time scroll animation time in milliseconds (0: no animation)
|
||
|
*/
|
||
|
void lv_win_focus(lv_obj_t * win, lv_obj_t * obj, uint16_t anim_time)
|
||
|
{
|
||
|
lv_win_ext_t * ext = lv_obj_get_ext_attr(win);
|
||
|
lv_page_focus(ext->page, obj, anim_time);
|
||
|
}
|
||
|
|
||
|
/**********************
|
||
|
* STATIC FUNCTIONS
|
||
|
**********************/
|
||
|
|
||
|
/**
|
||
|
* Signal function of the window
|
||
|
* @param win pointer to a window object
|
||
|
* @param sign a signal type from lv_signal_t enum
|
||
|
* @param param pointer to a signal specific variable
|
||
|
* @return LV_RES_OK: the object is not deleted in the function; LV_RES_INV: the object is deleted
|
||
|
*/
|
||
|
static lv_res_t lv_win_signal(lv_obj_t * win, lv_signal_t sign, void * param)
|
||
|
{
|
||
|
lv_res_t res;
|
||
|
|
||
|
/* Include the ancient signal function */
|
||
|
res = ancestor_signal(win, sign, param);
|
||
|
if(res != LV_RES_OK) return res;
|
||
|
|
||
|
lv_win_ext_t * ext = lv_obj_get_ext_attr(win);
|
||
|
if(sign == LV_SIGNAL_CHILD_CHG) { /*Move children to the page*/
|
||
|
lv_obj_t * page = ext->page;
|
||
|
if(page != NULL) {
|
||
|
lv_obj_t * child;
|
||
|
child = lv_obj_get_child(win, NULL);
|
||
|
while(child != NULL) {
|
||
|
if(lv_obj_is_protected(child, LV_PROTECT_PARENT) == false) {
|
||
|
lv_obj_t * tmp = child;
|
||
|
child = lv_obj_get_child(win, child); /*Get the next child before move this*/
|
||
|
lv_obj_set_parent(tmp, page);
|
||
|
} else {
|
||
|
child = lv_obj_get_child(win, child);
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
} else if(sign == LV_SIGNAL_STYLE_CHG) {
|
||
|
lv_win_realign(win);
|
||
|
} else if(sign == LV_SIGNAL_CORD_CHG) {
|
||
|
/*If the size is changed refresh the window*/
|
||
|
if(lv_area_get_width(param) != lv_obj_get_width(win) ||
|
||
|
lv_area_get_height(param) != lv_obj_get_height(win)) {
|
||
|
lv_win_realign(win);
|
||
|
}
|
||
|
} else if(sign == LV_SIGNAL_CLEANUP) {
|
||
|
ext->header = NULL; /*These objects were children so they are already invalid*/
|
||
|
ext->page = NULL;
|
||
|
ext->title = NULL;
|
||
|
} else if(sign == LV_SIGNAL_CONTROLL) {
|
||
|
/*Forward all the control signals to the page*/
|
||
|
ext->page->signal_func(ext->page, sign, param);
|
||
|
} else if(sign == LV_SIGNAL_GET_TYPE) {
|
||
|
lv_obj_type_t * buf = param;
|
||
|
uint8_t i;
|
||
|
for(i = 0; i < LV_MAX_ANCESTOR_NUM - 1; i++) { /*Find the last set data*/
|
||
|
if(buf->type[i] == NULL) break;
|
||
|
}
|
||
|
buf->type[i] = "lv_win";
|
||
|
}
|
||
|
|
||
|
|
||
|
return res;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Realign the building elements of a window
|
||
|
* @param win pointer to window objectker
|
||
|
*/
|
||
|
static void lv_win_realign(lv_obj_t * win)
|
||
|
{
|
||
|
lv_win_ext_t * ext = lv_obj_get_ext_attr(win);
|
||
|
|
||
|
if(ext->page == NULL || ext->header == NULL || ext->title == NULL) return;
|
||
|
|
||
|
lv_style_t * header_style = lv_win_get_style(win, LV_WIN_STYLE_HEADER);
|
||
|
lv_obj_set_size(ext->header, lv_obj_get_width(win) - 62, ext->btn_size + 2 * header_style->body.padding.ver);
|
||
|
|
||
|
bool first_btn = true;
|
||
|
lv_obj_t * btn;
|
||
|
lv_obj_t * btn_prev = NULL;
|
||
|
/*Refresh the size of all control buttons*/
|
||
|
btn = lv_obj_get_child_back(ext->header, NULL);
|
||
|
btn = lv_obj_get_child_back(ext->header, btn); /*Skip the title*/
|
||
|
while(btn != NULL) {
|
||
|
lv_obj_set_size(btn, lv_obj_get_width(btn), ext->btn_size);
|
||
|
if(first_btn) {
|
||
|
lv_obj_align(btn, ext->header, LV_ALIGN_IN_RIGHT_MID, - header_style->body.padding.hor, 0);
|
||
|
first_btn = false;
|
||
|
} else {
|
||
|
lv_obj_align(btn, btn_prev, LV_ALIGN_OUT_LEFT_MID, - header_style->body.padding.inner, 0);
|
||
|
}
|
||
|
btn_prev = btn;
|
||
|
btn = lv_obj_get_child_back(ext->header, btn);
|
||
|
}
|
||
|
|
||
|
|
||
|
lv_obj_align(ext->title, NULL, LV_ALIGN_IN_LEFT_MID, ext->style_header->body.padding.hor, 0);
|
||
|
|
||
|
lv_obj_set_pos(ext->header, 31, 0);
|
||
|
|
||
|
lv_obj_set_size(ext->page, lv_obj_get_width(win), lv_obj_get_height(win) - lv_obj_get_height(ext->header));
|
||
|
lv_obj_align(ext->page, ext->header, LV_ALIGN_OUT_BOTTOM_LEFT, 0, 0);
|
||
|
}
|
||
|
|
||
|
#endif
|
||
|
|