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koreader/frontend/ui/widget/config.lua
2013-03-13 01:18:53 +08:00

503 lines
14 KiB
Lua

require "ui/widget/container"
require "ui/widget/toggleswitch"
MenuBarItem = InputContainer:new{}
function MenuBarItem:init()
self.dimen = self[1]:getSize()
-- we need this table per-instance, so we declare it here
if Device:isTouchDevice() then
self.ges_events = {
TapSelect = {
GestureRange:new{
ges = "tap",
range = self.dimen,
},
doc = "Select Menu Item",
},
}
else
self.active_key_events = {
Select = { {"Press"}, doc = "chose selected item" },
}
end
end
function MenuBarItem:onTapSelect()
self[1].invert = true
self.config:onShowConfigPanel(self.index)
UIManager:scheduleIn(0.5, function() self:invert(false) end)
return true
end
function MenuBarItem:invert(invert)
self[1].invert = invert
UIManager:setDirty(self.config, "partial")
end
OptionTextItem = InputContainer:new{}
function OptionTextItem:init()
local text_widget = self[1]
self.dimen = text_widget:getSize()
self[1] = UnderlineContainer:new{
text_widget,
padding = self.padding,
color = self.color,
}
-- we need this table per-instance, so we declare it here
if Device:isTouchDevice() then
self.ges_events = {
TapSelect = {
GestureRange:new{
ges = "tap",
range = self.dimen,
},
doc = "Select Option Item",
},
}
else
self.active_key_events = {
Select = { {"Press"}, doc = "chose selected item" },
}
end
end
function OptionTextItem:onTapSelect()
for _, item in pairs(self.items) do
item[1].color = 0
end
self[1].color = 15
local option_value = nil
local option_arg = nil
if self.values then
self.values = self.values or {}
option_value = self.values[self.current_item]
self.config:onConfigChoice(self.name, option_value)
end
if self.event then
self.args = self.args or {}
option_arg = self.args[self.current_item]
self.config:onConfigEvent(self.event, option_arg)
end
if self.events then
for i=0,#self.events do
self.events[i].args = self.events[i].args or {}
option_arg = self.events[i].args[self.current_item]
self.config:onConfigEvent(self.events[i].event, option_arg)
end
end
UIManager.repaint_all = true
return true
end
OptionIconItem = InputContainer:new{}
function OptionIconItem:init()
self.dimen = self.icon:getSize()
self[1] = UnderlineContainer:new{
self.icon,
padding = self.padding,
color = self.color,
}
-- we need this table per-instance, so we declare it here
if Device:isTouchDevice() then
self.ges_events = {
TapSelect = {
GestureRange:new{
ges = "tap",
range = self.dimen,
},
doc = "Select Option Item",
},
}
end
end
function OptionIconItem:onTapSelect()
for _, item in pairs(self.items) do
--item[1][1].invert = false
item[1].color = 0
end
--self[1][1].invert = true
self[1].color = 15
local option_value = nil
local option_arg = nil
if type(self.values) == "table" then
option_value = self.values[self.current_item]
self.config:onConfigChoice(self.name, option_value, self.event)
elseif type(self.args) == "table" then
option_arg = self.args[self.current_item]
self.config:onConfigChoice(self.name, option_arg, self.event)
end
UIManager.repaint_all = true
return true
end
--[[
Dummy Widget that reserves vertical and horizontal space
]]
RectSpan = Widget:new{
width = 0,
hright = 0,
}
function RectSpan:getSize()
return {w = self.width, h = self.height}
end
ToggleLabel = TextWidget:new{}
function ToggleLabel:paintTo(bb, x, y)
if self.color == 0 then
return
end
renderUtf8Text(bb, x, y+self._height*0.75, self.face, self.text, true)
end
ConfigOption = CenterContainer:new{}
function ConfigOption:init()
local default_name_font_size = 20
local default_item_font_size = 16
local default_items_spacing = 30
local default_option_height = 50
local default_option_padding = 15
local vertical_group = VerticalGroup:new{}
table.insert(vertical_group, VerticalSpan:new{ width = default_option_padding * Screen:getDPI()/167 })
for c = 1, #self.options do
if self.options[c].show ~= false then
local name_align = self.options[c].name_align_right and self.options[c].name_align_right or 0.33
local item_align = self.options[c].item_align_center and self.options[c].item_align_center or 0.66
local name_font_face = self.options[c].name_font_face and self.options[c].name_font_face or "cfont"
local name_font_size = self.options[c].name_font_size and self.options[c].name_font_size or default_name_font_size
local item_font_face = self.options[c].item_font_face and self.options[c].item_font_face or "cfont"
local item_font_size = self.options[c].item_font_size and self.options[c].item_font_size or default_item_font_size
local option_height = (self.options[c].height and self.options[c].height or default_option_height) * Screen:getDPI()/167
local items_spacing = HorizontalSpan:new{
width = (self.options[c].spacing and self.options[c].spacing or default_items_spacing) * Screen:getDPI()/167
}
local horizontal_group = HorizontalGroup:new{}
if self.options[c].name_text then
local option_name_container = RightContainer:new{
dimen = Geom:new{ w = Screen:getWidth()*name_align, h = option_height},
}
local option_name = TextWidget:new{
text = self.options[c].name_text,
face = Font:getFace(name_font_face, name_font_size),
}
table.insert(option_name_container, option_name)
table.insert(horizontal_group, option_name_container)
end
if self.options[c].widget == "ProgressWidget" then
local widget_container = CenterContainer:new{
dimen = Geom:new{w = Screen:getWidth()*self.options[c].widget_align_center, h = option_height}
}
local widget = ProgressWidget:new{
width = self.options[c].width,
height = self.options[c].height,
percentage = self.options[c].percentage,
}
table.insert(widget_container, widget)
table.insert(horizontal_group, widget_container)
end
local option_items_container = CenterContainer:new{
dimen = Geom:new{w = Screen:getWidth()*item_align, h = option_height}
}
local option_items_group = HorizontalGroup:new{}
local option_items_fixed = false
local option_items = {}
if type(self.options[c].item_font_size) == "table" then
option_items_group.align = "bottom"
option_items_fixed = true
end
-- make current index according to configurable table
local current_item = nil
if self.options[c].name then
if self.options[c].values then
-- check if current value is stored in configurable or calculated in runtime
local val = self.options[c].current_func and self.options[c].current_func()
or self.config.configurable[self.options[c].name]
local min_diff = math.abs(val - self.options[c].values[1])
local diff = nil
for index, val_ in pairs(self.options[c].values) do
if val == val_ then
current_item = index
break
end
diff = math.abs(val - val_)
if diff <= min_diff then
min_diff = diff
current_item = index
end
end
elseif self.options[c].args then
-- check if current arg is stored in configurable or calculated in runtime
local arg = self.options[c].current_func and self.options[c].current_func()
or self.config.configurable[self.options[c].name]
for idx, arg_ in pairs(self.options[c].args) do
if arg_ == arg then
current_item = idx
break
end
end
end
end
if self.options[c].item_text then
for d = 1, #self.options[c].item_text do
local option_item = nil
if option_items_fixed then
option_item = OptionTextItem:new{
FixedTextWidget:new{
text = self.options[c].item_text[d],
face = Font:getFace(item_font_face, item_font_size[d]),
},
padding = 3,
color = d == current_item and 15 or 0,
}
else
option_item = OptionTextItem:new{
TextWidget:new{
text = self.options[c].item_text[d],
face = Font:getFace(item_font_face, item_font_size),
},
padding = -3,
color = d == current_item and 15 or 0,
}
end
option_items[d] = option_item
option_item.items = option_items
option_item.name = self.options[c].name
option_item.values = self.options[c].values
option_item.args = self.options[c].args
option_item.event = self.options[c].event
option_item.current_item = d
option_item.config = self.config
table.insert(option_items_group, option_item)
if d ~= #self.options[c].item_text then
table.insert(option_items_group, items_spacing)
end
end
end
if self.options[c].item_icons then
for d = 1, #self.options[c].item_icons do
local option_item = OptionIconItem:new{
icon = ImageWidget:new{
file = self.options[c].item_icons[d]
},
padding = -2,
color = d == current_item and 15 or 0,
}
option_items[d] = option_item
option_item.items = option_items
option_item.name = self.options[c].name
option_item.values = self.options[c].values
option_item.args = self.options[c].args
option_item.event = self.options[c].event
option_item.current_item = d
option_item.config = self.config
table.insert(option_items_group, option_item)
if d ~= #self.options[c].item_icons then
table.insert(option_items_group, items_spacing)
end
end
end
if self.options[c].toggle then
local switch = ToggleSwitch:new{
name = self.options[c].name,
toggle = self.options[c].toggle,
alternate = self.options[c].alternate,
values = self.options[c].values,
args = self.options[c].args,
event = self.options[c].event,
events = self.options[c].events,
config = self.config,
}
local position = current_item
switch:setPosition(position)
table.insert(option_items_group, switch)
end
table.insert(option_items_container, option_items_group)
table.insert(horizontal_group, option_items_container)
table.insert(vertical_group, horizontal_group)
end -- if
end -- for
table.insert(vertical_group, VerticalSpan:new{ width = default_option_padding })
self[1] = vertical_group
self.dimen = vertical_group:getSize()
end
ConfigPanel = FrameContainer:new{ background = 0, bordersize = 0, }
function ConfigPanel:init()
local config_options = self.config_dialog.config_options
local default_option = config_options.default_options and config_options.default_options
or config_options[1].options
local panel = ConfigOption:new{
options = self.index and config_options[self.index].options or default_option,
config = self.config_dialog,
}
self.dimen = panel:getSize()
table.insert(self, panel)
end
MenuBar = FrameContainer:new{ background = 0, }
function MenuBar:init()
local config_options = self.config_dialog.config_options
local menu_items = {}
local icons_width = 0
local icons_height = 0
for c = 1, #config_options do
local menu_icon = ImageWidget:new{
file = config_options[c].icon
}
local icon_dimen = menu_icon:getSize()
icons_width = icons_width + icon_dimen.w
icons_height = icon_dimen.h > icons_height and icon_dimen.h or icons_height
menu_items[c] = MenuBarItem:new{
menu_icon,
index = c,
config = self.config_dialog,
}
end
local spacing = HorizontalSpan:new{
width = (Screen:getWidth() - icons_width) / (#menu_items+1)
}
local menu_bar = HorizontalGroup:new{}
for c = 1, #menu_items do
table.insert(menu_bar, spacing)
table.insert(menu_bar, menu_items[c])
end
table.insert(menu_bar, spacing)
self.dimen = Geom:new{ w = Screen:getWidth(), h = icons_height}
table.insert(self, menu_bar)
end
--[[
Widget that displays config menubar and config panel
+----------------+
| |
| |
| |
| |
| |
+----------------+
| |
| Config Panel |
| |
+----------------+
| Menu Bar |
+----------------+
--]]
ConfigDialog = InputContainer:new{
--is_borderless = false,
}
function ConfigDialog:init()
------------------------------------------
-- start to set up widget layout ---------
------------------------------------------
self.config_panel = ConfigPanel:new{
config_dialog = self,
}
self.config_menubar = MenuBar:new{
config_dialog = self,
}
self:makeDialog()
------------------------------------------
-- start to set up input event callback --
------------------------------------------
if Device:isTouchDevice() then
self.ges_events.TapCloseMenu = {
GestureRange:new{
ges = "tap",
range = Geom:new{
x = 0, y = 0,
w = Screen:getWidth(),
h = Screen:getHeight(),
}
}
}
else
-- set up keyboard events
self.key_events.Close = { {"Back"}, doc = "close config menu" }
-- we won't catch presses to "Right"
self.key_events.FocusRight = nil
end
self.key_events.Select = { {"Press"}, doc = "select current menu item"}
UIManager:setDirty(self, "partial")
end
function ConfigDialog:updateConfigPanel(index)
self.config_panel = ConfigPanel:new{
index = index,
config_dialog = self,
}
end
function ConfigDialog:makeDialog()
local dialog = VerticalGroup:new{
self.config_panel,
self.config_menubar,
}
local dialog_size = dialog:getSize()
self[1] = BottomContainer:new{
dimen = Screen:getSize(),
FrameContainer:new{
dimen = dialog_size,
background = 0,
dialog,
}
}
self.dialog_dimen = Geom:new{
x = (Screen:getWidth() - dialog_size.w)/2,
y = Screen:getHeight() - dialog_size.h,
w = dialog_size.w,
h = dialog_size.h,
}
end
function ConfigDialog:onShowConfigPanel(index)
self:updateConfigPanel(index)
self:makeDialog()
UIManager.repaint_all = true
return true
end
function ConfigDialog:onConfigChoice(option_name, option_value)
--DEBUG("config option value", option_name, option_value)
self.configurable[option_name] = option_value
end
function ConfigDialog:onConfigEvent(option_event, option_arg)
--DEBUG("config option event", option_event, option_arg)
self.ui:handleEvent(Event:new(option_event, option_arg))
end
function ConfigDialog:closeDialog()
UIManager:close(self)
if self.close_callback then
self.close_callback()
end
return true
end
function ConfigDialog:onTapCloseMenu(arg, ges_ev)
if ges_ev.pos:notIntersectWith(self.dialog_dimen) then
self:closeDialog()
return true
end
end