63b6281505
allows menus + submenus + context menus all with simple tables menu_t which is a table of strings func_t which are the corresponding functions to go with those strings see lua_scripts/submenu_demo.lua Change-Id: I907b74b4abef0ecbe49f181d0ced6e6d20e94de5
192 lines
6.8 KiB
Lua
192 lines
6.8 KiB
Lua
--[[
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/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2017 William Wilgus
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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]]
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if not rb.lcd_framebuffer then rb.splash(rb.HZ, "No Support!") return nil end
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require("printtable")
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require("menucoresettings") --loads user settings from rockbox
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local _clr = require("color")
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local _LCD = rb.lcd_framebuffer()
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--[[ -- dpad requires:
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local BUTTON = require("menubuttons")
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local _timer = require("timer")
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]]
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--------------------------------------------------------------------------------
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--[[ cursor style button routine
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-- left / right are x, xi is increment xir is increment when repeat
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-- up / down are y, yi is increment yir is increment when repeat
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-- cancel is returned as 0,1
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-- select as 0, 1, 2, 3 (none, pressed, repeat, relesed)
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-- x_chg and y_chg are the amount x or y changed
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-- timeout == nil or -1 loop waits indefinitely till button is pressed
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-- time since last button press is returned in ticks..
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-- make xi, xir, yi, yir negative to flip direction...
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]]
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--[[
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local function dpad(x, xi, xir, y, yi, yir, timeout, overflow)
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local scroll_is_fixed = overflow ~= "manual"
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_timer("dpad") -- start a persistant timer; keeps time between button events
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if timeout == nil then timeout = -1 end
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local cancel, select = 0, 0
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local x_chg, y_chg = 0, 0
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local button
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while true do
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button = rb.get_plugin_action(timeout)
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if button == BUTTON.CANCEL then
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cancel = 1
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break;
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elseif button == BUTTON.EXIT then
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cancel = 1
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break;
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elseif button == BUTTON.SEL then
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select = 1
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timeout = timeout + 1
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elseif button == BUTTON.SELR then
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select = 2
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timeout = timeout + 1
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elseif button == BUTTON.SELREL then
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select = -1
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timeout = timeout + 1
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elseif button == BUTTON.LEFT then
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x_chg = x_chg - xi
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if scroll_is_fixed then
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cancel = 1
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break;
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end
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elseif button == BUTTON.LEFTR then
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x_chg = x_chg - xir
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elseif button == BUTTON.RIGHT then
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x_chg = x_chg + xi
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if scroll_is_fixed then
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select = 1
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timeout = timeout + 1
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end
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elseif button == BUTTON.RIGHTR then
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x_chg = x_chg + xir
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elseif button == BUTTON.UP then
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y_chg = y_chg + yi
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elseif button == BUTTON.UPR then
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y_chg = y_chg + yir
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elseif button == BUTTON.DOWN then
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y_chg = y_chg - yi
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elseif button == BUTTON.DOWNR then
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y_chg = y_chg - yir
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elseif timeout >= 0 then--and rb.button_queue_count() < 1 then
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break;
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end
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if x_chg ~= 0 or y_chg ~= 0 then
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timeout = timeout + 1
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end
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end
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x = x + x_chg
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y = y + y_chg
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return cancel, select, x_chg, x, y_chg, y, _timer.check("dpad", true)
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end -- dpad
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]]
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--------------------------------------------------------------------------------
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-- displays text in menu_t calls function in same indice of func_t when selected
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function print_menu(menu_t, func_t, selected, settings, copy_screen)
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local i, start, vcur, screen_img
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if selected then vcur = selected + 1 end
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if vcur and vcur <= 1 then vcur = 2 end
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local c_table = rb.core_color_table or {}
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if not settings then
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settings = {}
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settings.default = true
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end
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settings.justify = settings.justify or "center"
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settings.wrap = settings.wrap or true
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settings.hfgc = settings.hfgc or c_table.lst_color or _clr.set( 0, 000, 000, 000)
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settings.hbgc = settings.hbgc or c_table.bg_color or _clr.set(-1, 255, 255, 255)
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settings.ifgc = settings.ifgc or c_table.fg_color or _clr.set(-1, 000, 255, 060)
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settings.ibgc = settings.ibgc or c_table.bg_color or _clr.set( 0, 000, 000, 000)
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settings.iselc = settings.iselc or c_table.lss_color or _clr.set( 1, 000, 200, 100)
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if not settings.linedesc or rb.core_list_settings_table then
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settings.linedesc = settings.linedesc or {}
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local t_l = rb.core_list_settings_table
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local linedesc = {
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separator_height = t_l.list_separator_height or 0,
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show_cursor = (t_l.cursor_style or 0) == 0,
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style = t_l.cursor_style or 0xFFFF, --just a random non used index
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show_icons = t_l.show_icons or false,
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text_color = c_table.fg_color or _clr.set(-1, 000, 255, 060),
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line_color = c_table.bg_color or _clr.set( 0, 000, 000, 000),
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line_end_color= c_table.bg_color or _clr.set( 0, 000, 000, 000),
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}
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local styles = {rb.STYLE_NONE, rb.STYLE_INVERT, rb.STYLE_GRADIENT, rb.STYLE_COLORBAR, rb.STYLE_DEFAULT}
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linedesc.style = styles[linedesc.style + 1] or rb.STYLE_COLORBAR
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for k, v in pairs(linedesc) do
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--dont overwrite supplied settings
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settings.linedesc[k] = settings.linedesc[k] or v
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end
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end
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settings.hasheader = true
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settings.co_routine = nil
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settings.msel = false
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settings.start = start
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settings.curpos = vcur
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--settings.dpad_fn = dpad
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while not i or i > 0 do
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if copy_screen == true then
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--make a copy of screen for restoration
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screen_img = screen_img or rb.new_image()
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screen_img:copy(_LCD)
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else
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screen_img = nil
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end
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_LCD:clear(settings.ibgc)
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settings.start = start
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settings.curpos = vcur
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i, start, vcur = print_table(menu_t, #menu_t, settings)
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--vcur = vcur + 1
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collectgarbage("collect")
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if copy_screen == true then _LCD:copy(screen_img) end
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if func_t and func_t[i] then
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if func_t[i](i, menu_t, func_t) == true then break end
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else
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break
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end
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end
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if settings.default == true then settings = nil end
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return screen_img, i
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end
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