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feat: add keyboard support for button table

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This commit is contained in:
Qingping Hou
2015-09-13 01:09:00 -07:00
parent 8c14613085
commit a62e7ee34c
4 changed files with 39 additions and 19 deletions
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38
frontend/ui/widget/buttontable.lua
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@@ -1,13 +1,16 @@
local VerticalGroup = require("ui/widget/verticalgroup")
local HorizontalGroup = require("ui/widget/horizontalgroup")
local VerticalGroup = require("ui/widget/verticalgroup")
local VerticalSpan = require("ui/widget/verticalspan")
local FocusManager = require("ui/widget/focusmanager")
local LineWidget = require("ui/widget/linewidget")
local Button = require("ui/widget/button")
local Screen = require("device").screen
local Geom = require("ui/geometry")
local Blitbuffer = require("ffi/blitbuffer")
local Button = require("ui/widget/button")
local UIManager = require("ui/uimanager")
local Geom = require("ui/geometry")
local Device = require("device")
local Screen = Device.screen
local ButtonTable = VerticalGroup:new{
local ButtonTable = FocusManager:new{
width = Screen:getWidth(),
buttons = {
{
@@ -24,7 +27,8 @@ local ButtonTable = VerticalGroup:new{
}
function ButtonTable:init()
--local vertical_group = VerticalGroup:new{}
self.container = VerticalGroup:new{ width = self.width }
table.insert(self, self.container)
if self.zero_sep then
self:addHorizontalSep()
end
@@ -53,28 +57,42 @@ function ButtonTable:init()
h = button_dim.h,
}
}
self.buttons[i][j] = button
table.insert(horizontal_group, button)
if j < #line then
table.insert(horizontal_group, vertical_sep)
end
end -- end for each button
table.insert(self, horizontal_group)
table.insert(self.container, horizontal_group)
if i < #self.buttons then
self:addHorizontalSep()
end
end -- end for each button line
if Device:hasKeys() then
self.layout = self.buttons
self.layout[1][1]:onFocus()
self.key_events.SelectByKeyPress = { {{"Press", "Enter"}} }
else
self.key_events = {} -- deregister all key press event listeners
end
end
function ButtonTable:addHorizontalSep()
table.insert(self, VerticalSpan:new{ width = Screen:scaleBySize(2) })
table.insert(self, LineWidget:new{
table.insert(self.container,
VerticalSpan:new{ width = Screen:scaleBySize(2) })
table.insert(self.container, LineWidget:new{
background = Blitbuffer.gray(0.5),
dimen = Geom:new{
w = self.width,
h = self.sep_width,
}
})
table.insert(self, VerticalSpan:new{ width = Screen:scaleBySize(2) })
table.insert(self.container,
VerticalSpan:new{ width = Screen:scaleBySize(2) })
end
function ButtonTable:onSelectByKeyPress()
self:getFocusItem().callback()
end
return ButtonTable