mirror of
https://github.com/koreader/koreader
synced 2024-11-02 15:40:16 +00:00
1035 lines
43 KiB
Lua
1035 lines
43 KiB
Lua
local BD = require("ui/bidi")
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local Blitbuffer = require("ffi/blitbuffer")
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local CenterContainer = require("ui/widget/container/centercontainer")
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local Device = require("device")
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local DocSettings = require("docsettings")
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local Font = require("ui/font")
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local FrameContainer = require("ui/widget/container/framecontainer")
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local Geom = require("ui/geometry")
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local GestureRange = require("ui/gesturerange")
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local HorizontalGroup = require("ui/widget/horizontalgroup")
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local HorizontalSpan = require("ui/widget/horizontalspan")
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local IconWidget = require("ui/widget/iconwidget")
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local ImageWidget = require("ui/widget/imagewidget")
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local InfoMessage = require("ui/widget/infomessage")
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local InputContainer = require("ui/widget/container/inputcontainer")
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local LeftContainer = require("ui/widget/container/leftcontainer")
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local LineWidget = require("ui/widget/linewidget")
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local Math = require("optmath")
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local OverlapGroup = require("ui/widget/overlapgroup")
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local RightContainer = require("ui/widget/container/rightcontainer")
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local Size = require("ui/size")
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local TextBoxWidget = require("ui/widget/textboxwidget")
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local TextWidget = require("ui/widget/textwidget")
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local UIManager = require("ui/uimanager")
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local UnderlineContainer = require("ui/widget/container/underlinecontainer")
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local VerticalGroup = require("ui/widget/verticalgroup")
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local VerticalSpan = require("ui/widget/verticalspan")
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local WidgetContainer = require("ui/widget/container/widgetcontainer")
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local lfs = require("libs/libkoreader-lfs")
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local logger = require("logger")
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local util = require("util")
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local _ = require("gettext")
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local N_ = _.ngettext
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local Screen = Device.screen
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local T = require("ffi/util").template
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local getMenuText = require("ui/widget/menu").getMenuText
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local BookInfoManager = require("bookinfomanager")
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-- Here is the specific UI implementation for "list" display modes
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-- (see covermenu.lua for the generic code)
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-- We will show a rotated dogear at bottom right corner of cover widget for
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-- opened files (the dogear will make it look like a "used book")
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-- The ImageWidget Will be created when we know the available height (and
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-- recreated if height changes)
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local corner_mark_size = -1
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local corner_mark
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local scale_by_size = Screen:scaleBySize(1000000) / 1000000
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-- ItemShortCutIcon (for keyboard navigation) is private to menu.lua and can't be accessed,
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-- so we need to redefine it
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local ItemShortCutIcon = WidgetContainer:new{
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dimen = Geom:new{ w = Screen:scaleBySize(22), h = Screen:scaleBySize(22) },
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key = nil,
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bordersize = Size.border.default,
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radius = 0,
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style = "square",
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}
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function ItemShortCutIcon:init()
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if not self.key then
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return
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end
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local radius = 0
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local background = Blitbuffer.COLOR_WHITE
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if self.style == "rounded_corner" then
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radius = math.floor(self.width/2)
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elseif self.style == "grey_square" then
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background = Blitbuffer.COLOR_LIGHT_GRAY
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end
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local sc_face
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if self.key:len() > 1 then
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sc_face = Font:getFace("ffont", 14)
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else
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sc_face = Font:getFace("scfont", 22)
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end
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self[1] = FrameContainer:new{
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padding = 0,
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bordersize = self.bordersize,
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radius = radius,
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background = background,
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dimen = self.dimen,
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CenterContainer:new{
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dimen = self.dimen,
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TextWidget:new{
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text = self.key,
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face = sc_face,
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},
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},
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}
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end
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-- Based on menu.lua's MenuItem
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local ListMenuItem = InputContainer:new{
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entry = {},
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text = nil,
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show_parent = nil,
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detail = nil,
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dimen = nil,
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shortcut = nil,
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shortcut_style = "square",
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_underline_container = nil,
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do_cover_image = false,
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do_filename_only = false,
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do_hint_opened = false,
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been_opened = false,
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init_done = false,
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bookinfo_found = false,
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cover_specs = nil,
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has_description = false,
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}
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function ListMenuItem:init()
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-- filepath may be provided as 'file' (history) or 'path' (filechooser)
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-- store it as attribute so we can use it elsewhere
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self.filepath = self.entry.file or self.entry.path
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-- As done in MenuItem
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-- Squared letter for keyboard navigation
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if self.shortcut then
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local shortcut_icon_dimen = Geom:new()
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shortcut_icon_dimen.w = math.floor(self.dimen.h*2/5)
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shortcut_icon_dimen.h = shortcut_icon_dimen.w
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-- To keep a simpler widget structure, this shortcut icon will not
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-- be part of it, but will be painted over the widget in our paintTo
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self.shortcut_icon = ItemShortCutIcon:new{
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dimen = shortcut_icon_dimen,
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key = self.shortcut,
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style = self.shortcut_style,
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}
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end
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self.detail = self.text
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-- we need this table per-instance, so we declare it here
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if Device:isTouchDevice() then
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self.ges_events = {
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TapSelect = {
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GestureRange:new{
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ges = "tap",
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range = self.dimen,
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},
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doc = "Select Menu Item",
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},
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HoldSelect = {
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GestureRange:new{
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ges = "hold",
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range = self.dimen,
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},
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doc = "Hold Menu Item",
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},
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}
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end
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-- We now build the minimal widget container that won't change after udpate()
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-- As done in MenuItem
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-- for compatibility with keyboard navigation
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-- (which does not seem to work well when multiple pages,
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-- even with classic menu)
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self.underline_h = 1 -- smaller than default (3) to not shift our vertical aligment
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self._underline_container = UnderlineContainer:new{
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vertical_align = "top",
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padding = 0,
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dimen = Geom:new{
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w = self.width,
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h = self.height
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},
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linesize = self.underline_h,
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-- widget : will be filled in self:update()
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}
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self[1] = self._underline_container
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-- Remaining part of initialization is done in update(), because we may
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-- have to do it more than once if item not found in db
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self:update()
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self.init_done = true
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end
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function ListMenuItem:update()
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-- We will be a disctinctive widget whether we are a directory,
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-- a known file with image / without image, or a not yet known file
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local widget
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-- we'll add a VerticalSpan of same size as underline container for balance
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local dimen = Geom:new{
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w = self.width,
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h = self.height - 2 * self.underline_h
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}
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local function _fontSize(nominal, max)
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-- The nominal font size is based on 64px ListMenuItem height.
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-- Keep ratio of font size to item height
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local font_size = math.floor(nominal * dimen.h / 64 / scale_by_size)
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-- But limit it to the provided max, to avoid huge font size when
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-- only 4-6 items per page
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if max and font_size >= max then
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return max
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end
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return font_size
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end
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-- Will speed up a bit if we don't do all font sizes when
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-- looking for one that make text fit
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local fontsize_dec_step = math.ceil(_fontSize(100) / 100)
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-- We'll draw a border around cover images, it may not be
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-- needed with some covers, but it's nicer when cover is
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-- a pure white background (like rendered text page)
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local border_size = Size.border.thin
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local max_img_w = dimen.h - 2*border_size -- width = height, squared
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local max_img_h = dimen.h - 2*border_size
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local cover_specs = {
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sizetag = self.menu.cover_sizetag,
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max_cover_w = max_img_w,
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max_cover_h = max_img_h,
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}
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-- Make it available to our menu, for batch extraction
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-- to know what size is needed for current view
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if self.do_cover_image then
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self.menu.cover_specs = cover_specs
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else
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self.menu.cover_specs = false
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end
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local file_mode = lfs.attributes(self.filepath, "mode")
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if file_mode == "directory" then
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self.is_directory = true
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-- nb items on the right, directory name on the left
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local wright = TextWidget:new{
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text = self.mandatory_func and self.mandatory_func() or (self.mandatory and self.mandatory or ""),
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face = Font:getFace("infont", _fontSize(14, 18)),
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}
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local pad_width = Screen:scaleBySize(10) -- on the left, in between, and on the right
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local wleft_width = dimen.w - wright:getWidth() - 3*pad_width
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local wleft = TextBoxWidget:new{
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text = BD.directory(self.text),
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face = Font:getFace("cfont", _fontSize(20, 24)),
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width = wleft_width,
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alignment = "left",
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bold = true,
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height = dimen.h,
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height_adjust = true,
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height_overflow_show_ellipsis = true,
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}
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widget = OverlapGroup:new{
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dimen = dimen,
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LeftContainer:new{
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dimen = dimen,
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HorizontalGroup:new{
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HorizontalSpan:new{ width = pad_width },
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wleft,
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}
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},
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RightContainer:new{
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dimen = dimen,
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HorizontalGroup:new{
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wright,
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HorizontalSpan:new{ width = pad_width },
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},
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},
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}
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else
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local is_file_selected = self.menu.filemanager and self.menu.filemanager.selected_files
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and self.menu.filemanager.selected_files[self.filepath]
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if file_mode ~= "file" or is_file_selected then
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self.file_deleted = true -- dim file
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end
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-- File
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local bookinfo = BookInfoManager:getBookInfo(self.filepath, self.do_cover_image)
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if bookinfo and self.do_cover_image and not bookinfo.ignore_cover then
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if bookinfo.cover_fetched then
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-- trigger recalculation of thumbnail if size changed
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if bookinfo.has_cover and bookinfo.cover_sizetag ~= "M" and bookinfo.cover_sizetag ~= cover_specs.sizetag then
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if bookinfo.cover_bb then
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bookinfo.cover_bb:free()
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end
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bookinfo = nil
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end
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else
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-- cover was not fetched previously, do as if not found
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-- to force a new extraction
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bookinfo = nil
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end
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-- If there's already a cover and it's a "M" size (MosaicMenuItem),
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-- we'll use it and scale it down (it may slow a bit rendering,
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-- but "M" size may be useful in another view (FileBrowser/History),
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-- so we don't replace it).
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end
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if bookinfo then -- This book is known
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self.bookinfo_found = true
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local cover_bb_used = false
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-- Build the left widget : image if wanted
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local wleft = nil
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local wleft_width = 0 -- if not do_cover_image
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local wleft_height
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if self.do_cover_image then
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wleft_height = dimen.h
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wleft_width = wleft_height -- make it squared
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if bookinfo.has_cover and not bookinfo.ignore_cover then
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cover_bb_used = true
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-- Let ImageWidget do the scaling and give us the final size
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local scale_factor = math.min(max_img_w / bookinfo.cover_w, max_img_h / bookinfo.cover_h)
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local wimage = ImageWidget:new{
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image = bookinfo.cover_bb,
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scale_factor = scale_factor,
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}
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wimage:_render()
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local image_size = wimage:getSize() -- get final widget size
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wleft = CenterContainer:new{
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dimen = Geom:new{ w = wleft_width, h = wleft_height },
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FrameContainer:new{
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width = image_size.w + 2*border_size,
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height = image_size.h + 2*border_size,
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margin = 0,
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padding = 0,
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bordersize = border_size,
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dim = self.file_deleted,
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wimage,
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}
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}
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-- Let menu know it has some item with images
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self.menu._has_cover_images = true
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self._has_cover_image = true
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else
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local fake_cover_w = max_img_w * 0.6
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local fake_cover_h = max_img_h
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wleft = CenterContainer:new{
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dimen = Geom:new{ w = wleft_width, h = wleft_height },
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FrameContainer:new{
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width = fake_cover_w + 2*border_size,
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height = fake_cover_h + 2*border_size,
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margin = 0,
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padding = 0,
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bordersize = border_size,
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dim = self.file_deleted,
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CenterContainer:new{
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dimen = Geom:new{ w = fake_cover_w, h = fake_cover_h },
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TextWidget:new{
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text = "⛶", -- U+26F6 Square four corners
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face = Font:getFace("cfont", _fontSize(20)),
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},
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},
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},
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}
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end
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end
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-- In case we got a blitbuffer and didnt use it (ignore_cover), free it
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if bookinfo.cover_bb and not cover_bb_used then
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bookinfo.cover_bb:free()
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end
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-- So we can draw an indicator if this book has a description
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if bookinfo.description then
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self.has_description = true
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end
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-- Gather some info, mostly for right widget:
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-- file size (self.mandatory) (not available with History)
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-- file type
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-- pages read / nb of pages (not available for crengine doc not opened)
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local directory, filename = util.splitFilePathName(self.filepath) -- luacheck: no unused
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local filename_without_suffix, filetype = util.splitFileNameSuffix(filename)
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local fileinfo_str
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if self.mandatory_func then
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-- Currently only provided by History, giving the last time read.
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-- Just show this date, without the file extension
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fileinfo_str = self.mandatory_func()
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else
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if self.mandatory then
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fileinfo_str = BD.wrap(self.mandatory) .. " " .. BD.wrap(filetype)
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else
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fileinfo_str = filetype
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end
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if bookinfo._no_provider then
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-- for unspported files: don't show extension on the right,
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-- keep it in filename
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filename_without_suffix = filename
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fileinfo_str = self.mandatory
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end
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end
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-- Current page / pages are available or more accurate in .sdr/metadata.lua
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-- We use a cache (cleaned at end of this browsing session) to store
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-- page, percent read and book status from sidecar files, to avoid
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-- re-parsing them when re-rendering a visited page
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if not self.menu.cover_info_cache then
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self.menu.cover_info_cache = {}
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end
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local pages_str = ""
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local percent_finished, status
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local pages = bookinfo.pages -- default to those in bookinfo db
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if DocSettings:hasSidecarFile(self.filepath) then
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self.been_opened = true
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if self.menu.cover_info_cache[self.filepath] then
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pages, percent_finished, status = unpack(self.menu.cover_info_cache[self.filepath])
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else
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local docinfo = DocSettings:open(self.filepath)
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-- We can get nb of page in the new 'doc_pages' setting, or from the old 'stats.page'
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if docinfo.data.doc_pages then
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pages = docinfo.data.doc_pages
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elseif docinfo.data.stats and docinfo.data.stats.pages then
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if docinfo.data.stats.pages ~= 0 then -- crengine with statistics disabled stores 0
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pages = docinfo.data.stats.pages
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end
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end
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if docinfo.data.summary and docinfo.data.summary.status then
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status = docinfo.data.summary.status
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end
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percent_finished = docinfo.data.percent_finished
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self.menu.cover_info_cache[self.filepath] = {pages, percent_finished, status}
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end
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end
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if status == "complete" or status == "abandoned" then
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-- Display these instead of the read %
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if pages then
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if status == "complete" then
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pages_str = T(N_("Finished – 1 page", "Finished – %1 pages", pages), pages)
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else
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pages_str = T(N_("On hold – 1 page", "On hold – %1 pages", pages), pages)
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end
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else
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pages_str = status == "complete" and _("Finished") or _("On hold")
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end
|
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elseif percent_finished then
|
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if pages then
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if BookInfoManager:getSetting("show_pages_read_as_progress") then
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pages_str = T(_("Page %1 of %2"), Math.round(percent_finished*pages), pages)
|
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else
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pages_str = T(_("%1 % of %2 pages"), math.floor(100*percent_finished), pages)
|
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end
|
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if BookInfoManager:getSetting("show_pages_left_in_progress") then
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pages_str = T(_("%1, %2 to read"), pages_str, Math.round(pages-percent_finished*pages), pages)
|
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end
|
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else
|
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pages_str = string.format("%d %%", 100*percent_finished)
|
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end
|
||
else
|
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if pages then
|
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pages_str = T(N_("1 page", "%1 pages", pages), pages)
|
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end
|
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end
|
||
|
||
-- Build the right widget
|
||
|
||
local fontsize_info = _fontSize(14, 18)
|
||
|
||
local wfileinfo = TextWidget:new{
|
||
text = fileinfo_str,
|
||
face = Font:getFace("cfont", fontsize_info),
|
||
fgcolor = self.file_deleted and Blitbuffer.COLOR_DARK_GRAY or nil,
|
||
}
|
||
local wpageinfo = TextWidget:new{
|
||
text = pages_str,
|
||
face = Font:getFace("cfont", fontsize_info),
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fgcolor = self.file_deleted and Blitbuffer.COLOR_DARK_GRAY or nil,
|
||
}
|
||
|
||
local wright_width = math.max(wfileinfo:getSize().w, wpageinfo:getSize().w)
|
||
local wright_right_padding = Screen:scaleBySize(10)
|
||
|
||
-- We just built two string to be put one on top of the other, and we want
|
||
-- the combo centered. Given the nature of our strings (numbers,
|
||
-- uppercase MB/KB on top text, number and lowercase "page" on bottom text),
|
||
-- we get the annoying feeling it's not centered but shifted towards top.
|
||
-- Let's add a small VerticalSpan at top to give a better visual
|
||
-- feeling of centering.
|
||
local wright = CenterContainer:new{
|
||
dimen = Geom:new{ w = wright_width, h = dimen.h },
|
||
VerticalGroup:new{
|
||
align = "right",
|
||
VerticalSpan:new{ width = Screen:scaleBySize(2) },
|
||
wfileinfo,
|
||
wpageinfo,
|
||
}
|
||
}
|
||
|
||
-- Create or replace corner_mark if needed
|
||
local mark_size = math.floor(dimen.h / 6)
|
||
-- Just fits under the page info text, which in turn adapts to the ListMenuItem height.
|
||
if mark_size ~= corner_mark_size then
|
||
corner_mark_size = mark_size
|
||
if corner_mark then
|
||
corner_mark:free()
|
||
end
|
||
corner_mark = IconWidget:new{
|
||
icon = "dogear.opaque",
|
||
rotation_angle = BD.mirroredUILayout() and 180 or 270,
|
||
width = corner_mark_size,
|
||
height = corner_mark_size,
|
||
}
|
||
end
|
||
|
||
-- Build the middle main widget, in the space available
|
||
local wmain_left_padding = Screen:scaleBySize(10)
|
||
if self.do_cover_image then
|
||
-- we need less padding, as cover image, most often in
|
||
-- portrait mode, will provide some padding
|
||
wmain_left_padding = Screen:scaleBySize(5)
|
||
end
|
||
local wmain_right_padding = Screen:scaleBySize(10) -- used only for next calculation
|
||
local wmain_width = dimen.w - wleft_width - wmain_left_padding - wmain_right_padding - wright_width - wright_right_padding
|
||
|
||
local fontname_title = "cfont"
|
||
local fontname_authors = "cfont"
|
||
local fontsize_title = _fontSize(20, 24)
|
||
local fontsize_authors = _fontSize(18, 22)
|
||
local wtitle, wauthors
|
||
local title, authors
|
||
local series_mode = BookInfoManager:getSetting("series_mode")
|
||
|
||
-- whether to use or not title and authors
|
||
-- (We wrap each metadata text with BD.auto() to get for each of them
|
||
-- the text direction from the first strong character - which should
|
||
-- individually be the best thing, and additionnaly prevent shuffling
|
||
-- if concatenated.)
|
||
if self.do_filename_only or bookinfo.ignore_meta then
|
||
title = filename_without_suffix -- made out above
|
||
title = BD.auto(title)
|
||
authors = nil
|
||
else
|
||
title = bookinfo.title and bookinfo.title or filename_without_suffix
|
||
title = BD.auto(title)
|
||
authors = bookinfo.authors
|
||
-- If multiple authors (crengine separates them with \n), we
|
||
-- can display them on multiple lines, but limit to 2, and
|
||
-- append "et al." to the 2nd if there are more
|
||
if authors and authors:find("\n") then
|
||
authors = util.splitToArray(authors, "\n")
|
||
for i=1, #authors do
|
||
authors[i] = BD.auto(authors[i])
|
||
end
|
||
if #authors > 1 and bookinfo.series and series_mode == "series_in_separate_line" then
|
||
authors = { T(_("%1 et al."), authors[1]) }
|
||
elseif #authors > 2 then
|
||
authors = { authors[1], T(_("%1 et al."), authors[2]) }
|
||
end
|
||
authors = table.concat(authors, "\n")
|
||
-- as we'll fit 3 lines instead of 2, we can avoid some loops by starting from a lower font size
|
||
fontsize_title = _fontSize(17, 21)
|
||
fontsize_authors = _fontSize(15, 19)
|
||
elseif authors then
|
||
authors = BD.auto(authors)
|
||
end
|
||
end
|
||
-- add Series metadata if requested
|
||
if bookinfo.series then
|
||
if bookinfo.series_index then
|
||
bookinfo.series = BD.auto(bookinfo.series .. " #" .. bookinfo.series_index)
|
||
else
|
||
bookinfo.series = BD.auto(bookinfo.series)
|
||
end
|
||
if series_mode == "append_series_to_title" then
|
||
if title then
|
||
title = title .. " - " .. bookinfo.series
|
||
else
|
||
title = bookinfo.series
|
||
end
|
||
end
|
||
if not authors then
|
||
if series_mode == "append_series_to_authors" or series_mode == "series_in_separate_line" then
|
||
authors = bookinfo.series
|
||
end
|
||
else
|
||
if series_mode == "append_series_to_authors" then
|
||
authors = authors .. " - " .. bookinfo.series
|
||
elseif series_mode == "series_in_separate_line" then
|
||
authors = bookinfo.series .. "\n" .. authors
|
||
-- as we'll fit 3 lines instead of 2, we can avoid some loops by starting from a lower font size
|
||
fontsize_title = _fontSize(17, 21)
|
||
fontsize_authors = _fontSize(15, 19)
|
||
end
|
||
end
|
||
end
|
||
if bookinfo.unsupported then
|
||
-- Let's show this fact in place of the anyway empty authors slot
|
||
authors = T(_("(no book information: %1)"), _(bookinfo.unsupported))
|
||
end
|
||
-- Build title and authors texts with decreasing font size
|
||
-- till it fits in the space available
|
||
while true do
|
||
-- Free previously made widgets to avoid memory leaks
|
||
if wtitle then
|
||
wtitle:free()
|
||
end
|
||
if wauthors then
|
||
wauthors:free()
|
||
wauthors = nil
|
||
end
|
||
-- BookInfoManager:extractBookInfo() made sure
|
||
-- to save as nil (NULL) metadata that were an empty string
|
||
-- We provide the book language to get a chance to render title
|
||
-- and authors with alternate glyphs for that language.
|
||
wtitle = TextBoxWidget:new{
|
||
text = title,
|
||
lang = bookinfo.language,
|
||
face = Font:getFace(fontname_title, fontsize_title),
|
||
width = wmain_width,
|
||
alignment = "left",
|
||
bold = true,
|
||
fgcolor = self.file_deleted and Blitbuffer.COLOR_DARK_GRAY or nil,
|
||
}
|
||
local height = wtitle:getSize().h
|
||
if authors then
|
||
wauthors = TextBoxWidget:new{
|
||
text = authors,
|
||
lang = bookinfo.language,
|
||
face = Font:getFace(fontname_authors, fontsize_authors),
|
||
width = wmain_width,
|
||
alignment = "left",
|
||
fgcolor = self.file_deleted and Blitbuffer.COLOR_DARK_GRAY or nil,
|
||
}
|
||
height = height + wauthors:getSize().h
|
||
end
|
||
if height < dimen.h then -- we fit !
|
||
break
|
||
end
|
||
-- If we don't fit, decrease both font sizes
|
||
fontsize_title = fontsize_title - fontsize_dec_step
|
||
fontsize_authors = fontsize_authors - fontsize_dec_step
|
||
logger.dbg(title, "recalculate title/author with", fontsize_title)
|
||
-- Don't go too low, and get out of this loop
|
||
if fontsize_title < 3 or fontsize_authors < 3 then
|
||
break
|
||
end
|
||
end
|
||
|
||
local wmain = LeftContainer:new{
|
||
dimen = dimen,
|
||
VerticalGroup:new{
|
||
wtitle,
|
||
wauthors,
|
||
}
|
||
}
|
||
|
||
-- Build the final widget
|
||
widget = OverlapGroup:new{
|
||
dimen = dimen,
|
||
}
|
||
if self.do_cover_image then
|
||
-- add left widget
|
||
if wleft then
|
||
-- no need for left padding, as cover image, most often in
|
||
-- portrait mode, will have some padding - the rare landscape
|
||
-- mode cover image will be stuck to screen side thus
|
||
table.insert(widget, wleft)
|
||
end
|
||
-- pad main widget on the left with size of left widget
|
||
wmain = HorizontalGroup:new{
|
||
HorizontalSpan:new{ width = wleft_width },
|
||
HorizontalSpan:new{ width = wmain_left_padding },
|
||
wmain
|
||
}
|
||
else
|
||
-- pad main widget on the left
|
||
wmain = HorizontalGroup:new{
|
||
HorizontalSpan:new{ width = wmain_left_padding },
|
||
wmain
|
||
}
|
||
end
|
||
-- add padded main widget
|
||
table.insert(widget, LeftContainer:new{
|
||
dimen = dimen,
|
||
wmain
|
||
})
|
||
-- add right widget
|
||
table.insert(widget, RightContainer:new{
|
||
dimen = dimen,
|
||
HorizontalGroup:new{
|
||
wright,
|
||
HorizontalSpan:new{ width = wright_right_padding },
|
||
},
|
||
})
|
||
|
||
else -- bookinfo not found
|
||
if self.init_done then
|
||
-- Non-initial update(), but our widget is still not found:
|
||
-- it does not need to change, so avoid remaking the same widget
|
||
return
|
||
end
|
||
-- If we're in no image mode, don't save images in DB : people
|
||
-- who don't care about images will have a smaller DB, but
|
||
-- a new extraction will have to be made when one switch to image mode
|
||
if self.do_cover_image then
|
||
-- Not in db, we're going to fetch some cover
|
||
self.cover_specs = cover_specs
|
||
end
|
||
--
|
||
if self.do_hint_opened and DocSettings:hasSidecarFile(self.filepath) then
|
||
self.been_opened = true
|
||
end
|
||
-- No right widget by default, except in History
|
||
local wright
|
||
local wright_width = 0
|
||
local wright_right_padding = 0
|
||
if self.mandatory_func then
|
||
-- Currently only provided by History, giving the last time read.
|
||
-- If we have it, we need to build a more complex widget with
|
||
-- this date on the right
|
||
local fileinfo_str = self.mandatory_func()
|
||
local fontsize_info = _fontSize(14, 18)
|
||
local wfileinfo = TextWidget:new{
|
||
text = fileinfo_str,
|
||
face = Font:getFace("cfont", fontsize_info),
|
||
fgcolor = self.file_deleted and Blitbuffer.COLOR_DARK_GRAY or nil,
|
||
}
|
||
local wpageinfo = TextWidget:new{ -- Empty but needed for similar positionning
|
||
text = "",
|
||
face = Font:getFace("cfont", fontsize_info),
|
||
}
|
||
wright_width = wfileinfo:getSize().w
|
||
wright = CenterContainer:new{
|
||
dimen = Geom:new{ w = wright_width, h = dimen.h },
|
||
VerticalGroup:new{
|
||
align = "right",
|
||
VerticalSpan:new{ width = Screen:scaleBySize(2) },
|
||
wfileinfo,
|
||
wpageinfo,
|
||
}
|
||
}
|
||
wright_right_padding = Screen:scaleBySize(10)
|
||
end
|
||
-- A real simple widget, nothing fancy
|
||
local hint = "…" -- display hint it's being loaded
|
||
if self.file_deleted then -- unless file was deleted (can happen with History)
|
||
hint = " " .. _("(deleted)")
|
||
end
|
||
local text = BD.filename(self.text)
|
||
local text_widget
|
||
local fontsize_no_bookinfo = _fontSize(18, 22)
|
||
repeat
|
||
if text_widget then
|
||
text_widget:free()
|
||
end
|
||
text_widget = TextBoxWidget:new{
|
||
text = text .. hint,
|
||
face = Font:getFace("cfont", fontsize_no_bookinfo),
|
||
width = dimen.w - 2 * Screen:scaleBySize(10) - wright_width - wright_right_padding,
|
||
alignment = "left",
|
||
fgcolor = self.file_deleted and Blitbuffer.COLOR_DARK_GRAY or nil,
|
||
}
|
||
-- reduce font size for next loop, in case text widget is too large to fit into ListMenuItem
|
||
fontsize_no_bookinfo = fontsize_no_bookinfo - fontsize_dec_step
|
||
until text_widget:getSize().h <= dimen.h
|
||
widget = LeftContainer:new{
|
||
dimen = dimen,
|
||
HorizontalGroup:new{
|
||
HorizontalSpan:new{ width = Screen:scaleBySize(10) },
|
||
text_widget
|
||
},
|
||
}
|
||
if wright then -- last read date, in History, even for deleted files
|
||
widget = OverlapGroup:new{
|
||
dimen = dimen,
|
||
widget,
|
||
RightContainer:new{
|
||
dimen = dimen,
|
||
HorizontalGroup:new{
|
||
wright,
|
||
HorizontalSpan:new{ width = wright_right_padding },
|
||
},
|
||
},
|
||
}
|
||
end
|
||
end
|
||
end
|
||
|
||
-- Fill container with our widget
|
||
if self._underline_container[1] then
|
||
-- There is a previous one, that we need to free()
|
||
local previous_widget = self._underline_container[1]
|
||
previous_widget:free()
|
||
end
|
||
-- Add some pad at top to balance with hidden underline line at bottom
|
||
self._underline_container[1] = VerticalGroup:new{
|
||
VerticalSpan:new{ width = self.underline_h },
|
||
widget
|
||
}
|
||
end
|
||
|
||
function ListMenuItem:paintTo(bb, x, y)
|
||
-- We used to get non-integer x or y that would cause some mess with image
|
||
-- inside FrameContainer were image would be drawn on top of the top border...
|
||
-- Fixed by having TextWidget:updateSize() math.ceil()'ing its length and height
|
||
-- But let us know if that happens again
|
||
if x ~= math.floor(x) or y ~= math.floor(y) then
|
||
logger.err("ListMenuItem:paintTo() got non-integer x/y :", x, y)
|
||
end
|
||
|
||
-- Original painting
|
||
InputContainer.paintTo(self, bb, x, y)
|
||
|
||
-- to which we paint over the shortcut icon
|
||
if self.shortcut_icon then
|
||
-- align it on bottom left corner of sub-widget
|
||
local target = self[1][1][2]
|
||
local ix
|
||
if BD.mirroredUILayout() then
|
||
ix = target.dimen.w - self.shortcut_icon.dimen.w
|
||
else
|
||
ix = 0
|
||
end
|
||
local iy = target.dimen.h - self.shortcut_icon.dimen.h
|
||
self.shortcut_icon:paintTo(bb, x+ix, y+iy)
|
||
end
|
||
|
||
-- to which we paint over a dogear if needed
|
||
if corner_mark and self.do_hint_opened and self.been_opened then
|
||
-- align it on bottom right corner of widget
|
||
local ix
|
||
if BD.mirroredUILayout() then
|
||
ix = 0
|
||
else
|
||
ix = self.width - corner_mark:getSize().w
|
||
end
|
||
local iy = self.height - corner_mark:getSize().h
|
||
corner_mark:paintTo(bb, x+ix, y+iy)
|
||
end
|
||
|
||
-- to which we paint a small indicator if this book has a description
|
||
if self.has_description and not BookInfoManager:getSetting("no_hint_description") then
|
||
local target = self[1][1][2]
|
||
local d_w = Screen:scaleBySize(3)
|
||
local d_h = math.ceil(target.dimen.h / 4)
|
||
if self.do_cover_image and target[1][1][1] then
|
||
-- it has an image, align it on image's framecontainer's right border
|
||
target = target[1][1]
|
||
local ix
|
||
if BD.mirroredUILayout() then
|
||
ix = target.dimen.x - d_w + 1
|
||
else
|
||
ix = target.dimen.x + target.dimen.w - 1
|
||
end
|
||
bb:paintBorder(ix, target.dimen.y, d_w, d_h, 1)
|
||
else
|
||
-- no image, align it to the left border
|
||
local ix
|
||
if BD.mirroredUILayout() then
|
||
ix = target.dimen.x + target.dimen.w - d_w
|
||
else
|
||
ix = x
|
||
end
|
||
bb:paintBorder(ix, y, d_w, d_h, 1)
|
||
end
|
||
end
|
||
end
|
||
|
||
-- As done in MenuItem
|
||
function ListMenuItem:onFocus()
|
||
self._underline_container.color = Blitbuffer.COLOR_BLACK
|
||
return true
|
||
end
|
||
|
||
function ListMenuItem:onUnfocus()
|
||
self._underline_container.color = Blitbuffer.COLOR_WHITE
|
||
return true
|
||
end
|
||
|
||
function ListMenuItem:onShowItemDetail()
|
||
UIManager:show(InfoMessage:new{ text = self.detail, })
|
||
return true
|
||
end
|
||
|
||
-- The transient color inversions done in MenuItem:onTapSelect
|
||
-- and MenuItem:onHoldSelect are ugly when done on an image,
|
||
-- so let's not do it
|
||
-- Also, no need for 2nd arg 'pos' (only used in readertoc.lua)
|
||
function ListMenuItem:onTapSelect(arg)
|
||
self.menu:onMenuSelect(self.entry)
|
||
return true
|
||
end
|
||
|
||
function ListMenuItem:onHoldSelect(arg, ges)
|
||
self.menu:onMenuHold(self.entry)
|
||
return true
|
||
end
|
||
|
||
|
||
-- Simple holder of methods that will replace those
|
||
-- in the real Menu class or instance
|
||
local ListMenu = {}
|
||
|
||
function ListMenu:_recalculateDimen()
|
||
-- Find out available height from other UI elements made in Menu
|
||
self.others_height = 0
|
||
if self.title_bar then -- Menu:init() has been done
|
||
if not self.is_borderless then
|
||
self.others_height = self.others_height + 2
|
||
end
|
||
if not self.no_title then
|
||
self.others_height = self.others_height + self.header_padding
|
||
self.others_height = self.others_height + self.title_bar.dimen.h
|
||
end
|
||
if self.page_info then
|
||
self.others_height = self.others_height + self.page_info:getSize().h
|
||
end
|
||
else
|
||
-- Menu:init() not yet done: other elements used to calculate self.others_heights
|
||
-- are not yet defined, so next calculations will be wrong, and we may get
|
||
-- a self.perpage higher than it should be: Menu:init() will set a wrong self.page.
|
||
-- We'll have to update it, if we want FileManager to get back to the original page.
|
||
self.page_recalc_needed_next_time = true
|
||
-- Also remember original position (and focused_path), which will be changed by
|
||
-- Menu/FileChooser to a probably wrong value
|
||
self.itemnum_orig = self.path_items[self.path]
|
||
self.focused_path_orig = self.focused_path
|
||
end
|
||
local available_height = self.inner_dimen.h - self.others_height - Size.line.thin
|
||
|
||
-- (Note: we can't assign directly to self.perpage and expect it to
|
||
-- be 'nil' if it was not defined, as we'll find instead the value
|
||
-- defined in the Menu class (14) because of inheritance.)
|
||
local files_per_page = BookInfoManager:getSetting("files_per_page")
|
||
if files_per_page then
|
||
self.perpage = tonumber(files_per_page)
|
||
else
|
||
-- perpage used to be static and computed from a base of 64px per ListMenuItem,
|
||
-- which gave 10 items both in filemanager and history on kobo glo hd.
|
||
-- Now that we can change the nb of items, let's start with a similar default
|
||
-- and save it so it's known as the initial value by the menu selection widget.
|
||
self.perpage = math.floor(available_height / scale_by_size / 64)
|
||
BookInfoManager:saveSetting("files_per_page", tostring(self.perpage))
|
||
end
|
||
self.cover_sizetag = "s" .. self.perpage
|
||
if Screen:getWidth() > Screen:getHeight() then -- landscape mode
|
||
-- When in landscape mode (only possible with History), adjust
|
||
-- perpage so items get a chance to have about the same height
|
||
-- as when in portrait mode.
|
||
-- This computation is not strictly correct, as "others_height" would
|
||
-- have a different value in portrait mode. But let's go with that.
|
||
local portrait_available_height = Screen:getWidth() - self.others_height - Size.line.thin
|
||
local portrait_item_height = math.floor(portrait_available_height / self.perpage) - Size.line.thin
|
||
self.perpage = Math.round(available_height / portrait_item_height)
|
||
end
|
||
|
||
self.page_num = math.ceil(#self.item_table / self.perpage)
|
||
-- fix current page if out of range
|
||
if self.page_num > 0 and self.page > self.page_num then self.page = self.page_num end
|
||
|
||
-- menu item height based on number of items per page
|
||
-- add space for the separator
|
||
self.item_height = math.floor(available_height / self.perpage) - Size.line.thin
|
||
self.item_width = self.inner_dimen.w
|
||
self.item_dimen = Geom:new{
|
||
w = self.item_width,
|
||
h = self.item_height
|
||
}
|
||
|
||
if self.page_recalc_needed then
|
||
-- self.page has probably been set to a wrong value, we recalculate
|
||
-- it here as done in Menu:init() or Menu:switchItemTable()
|
||
if #self.item_table > 0 then
|
||
self.page = math.ceil((self.itemnum_orig or 1) / self.perpage)
|
||
end
|
||
if self.focused_path_orig then
|
||
for num, item in ipairs(self.item_table) do
|
||
if item.path == self.focused_path_orig then
|
||
self.page = math.floor((num-1) / self.perpage) + 1
|
||
break
|
||
end
|
||
end
|
||
end
|
||
if self.page_num > 0 and self.page > self.page_num then self.page = self.page_num end
|
||
self.page_recalc_needed = nil
|
||
self.itemnum_orig = nil
|
||
self.focused_path_orig = nil
|
||
end
|
||
if self.page_recalc_needed_next_time then
|
||
self.page_recalc_needed = true
|
||
self.page_recalc_needed_next_time = nil
|
||
end
|
||
end
|
||
|
||
function ListMenu:_updateItemsBuildUI()
|
||
-- Build our list
|
||
table.insert(self.item_group, LineWidget:new{
|
||
dimen = Geom:new{ w = self.width, h = Size.line.thin },
|
||
background = Blitbuffer.COLOR_DARK_GRAY,
|
||
style = "solid",
|
||
})
|
||
local idx_offset = (self.page - 1) * self.perpage
|
||
for idx = 1, self.perpage do
|
||
local entry = self.item_table[idx_offset + idx]
|
||
if entry == nil then break end
|
||
|
||
-- Keyboard shortcuts, as done in Menu
|
||
local item_shortcut = nil
|
||
local shortcut_style = "square"
|
||
if self.is_enable_shortcut then
|
||
-- give different shortcut_style to keys in different
|
||
-- lines of keyboard
|
||
if idx >= 11 and idx <= 20 then
|
||
shortcut_style = "grey_square"
|
||
end
|
||
item_shortcut = self.item_shortcuts[idx]
|
||
end
|
||
|
||
local item_tmp = ListMenuItem:new{
|
||
height = self.item_height,
|
||
width = self.item_width,
|
||
entry = entry,
|
||
text = getMenuText(entry),
|
||
show_parent = self.show_parent,
|
||
mandatory = entry.mandatory,
|
||
mandatory_func = entry.mandatory_func,
|
||
dimen = self.item_dimen:new(),
|
||
shortcut = item_shortcut,
|
||
shortcut_style = shortcut_style,
|
||
menu = self,
|
||
do_cover_image = self._do_cover_images,
|
||
do_hint_opened = self._do_hint_opened,
|
||
do_filename_only = self._do_filename_only,
|
||
}
|
||
table.insert(self.item_group, item_tmp)
|
||
table.insert(self.item_group, LineWidget:new{
|
||
dimen = Geom:new{ w = self.width, h = Size.line.thin },
|
||
background = Blitbuffer.COLOR_DARK_GRAY,
|
||
style = "solid",
|
||
})
|
||
|
||
-- this is for focus manager
|
||
table.insert(self.layout, {item_tmp})
|
||
|
||
if not item_tmp.bookinfo_found and not item_tmp.is_directory and not item_tmp.file_deleted then
|
||
-- Register this item for update
|
||
table.insert(self.items_to_update, item_tmp)
|
||
end
|
||
|
||
end
|
||
end
|
||
|
||
return ListMenu
|