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TitleBar: new options for subtitle and icon rotation

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This commit is contained in:
poire-z
2022-01-10 19:14:45 +01:00
parent a6b09c2981
commit 2d7d6fe088
2 changed files with 68 additions and 28 deletions
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2
frontend/ui/widget/iconbutton.lua
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@@ -15,6 +15,7 @@ local Screen = Device.screen
local IconButton = InputContainer:new{
icon = "notice-warning",
icon_rotation_angle = 0,
dimen = nil,
-- show_parent is used for UIManager:setDirty, so we can trigger repaint
show_parent = nil,
@@ -33,6 +34,7 @@ local IconButton = InputContainer:new{
function IconButton:init()
self.image = IconWidget:new{
icon = self.icon,
rotation_angle = self.icon_rotation_angle,
width = self.width,
height = self.height,
}

94
frontend/ui/widget/titlebar.lua
View File

@@ -18,7 +18,7 @@ local Screen = Device.screen
local TitleBar = OverlapGroup:extend{
width = nil, -- default to screen width
fullscreen = false, -- larger font and small adjustments if fullscreen
align = "center", -- title & subtitle alignment inside TitleBar
align = "center", -- or "left": title & subtitle alignment inside TitleBar ("right" nor supported)
with_bottom_line = false,
bottom_line_color = nil, -- default to black
@@ -34,6 +34,9 @@ local TitleBar = OverlapGroup:extend{
subtitle = nil,
subtitle_face = Font:getFace("xx_smallinfofont"),
subtitle_truncate_left = false, -- default with single line is to truncate right (set to true for a filepath)
subtitle_fullwidth = false, -- true to allow subtitle to extend below the buttons
subtitle_multilines = false, -- multilines if overflow
title_top_padding = nil, -- computed if none provided
title_h_padding = Size.padding.large, -- horizontal padding (this replaces button_padding on the inner/title side)
@@ -43,11 +46,13 @@ local TitleBar = OverlapGroup:extend{
button_padding = Screen:scaleBySize(11), -- fine to keep exit/cross icon diagonally aligned with screen corners
left_icon = nil,
left_icon_size_ratio = 0.6,
left_icon_rotation_angle = 0,
left_icon_tap_callback = function() end,
left_icon_hold_callback = function() end,
left_icon_allow_flash = true,
right_icon = nil,
right_icon_size_ratio = 0.6,
right_icon_rotation_angle = 0,
right_icon_tap_callback = function() end,
right_icon_hold_callback = function() end,
right_icon_allow_flash = true,
@@ -81,7 +86,6 @@ function TitleBar:init()
if not self.width then
self.width = Screen:getWidth()
end
local title_max_width = self.width - 2 * self.title_h_padding
local left_icon_size = Screen:scaleBySize(DGENERIC_ICON_SIZE * self.left_icon_size_ratio)
local right_icon_size = Screen:scaleBySize(DGENERIC_ICON_SIZE * self.right_icon_size_ratio)
@@ -89,17 +93,30 @@ function TitleBar:init()
self.has_right_icon = false
-- No button on non-touch device
local left_icon_reserved_width = 0
local right_icon_reserved_width = 0
if Device:isTouchDevice() then
if self.left_icon then
title_max_width = title_max_width - left_icon_size - self.button_padding
self.has_left_icon = true
left_icon_reserved_width = left_icon_size + self.button_padding
end
if self.right_icon then
title_max_width = title_max_width - right_icon_size - self.button_padding
self.has_right_icon = true
right_icon_reserved_width = right_icon_size + self.button_padding
end
end
if self.align == "center" then
-- Keep title and subtitle text centered even if single button
left_icon_reserved_width = math.max(left_icon_reserved_width, right_icon_reserved_width)
right_icon_reserved_width = left_icon_reserved_width
end
local title_max_width = self.width - 2*self.title_h_padding - left_icon_reserved_width - right_icon_reserved_width
local subtitle_max_width = self.width - 2*self.title_h_padding
if not self.subtitle_fullwidth then
subtitle_max_width = subtitle_max_width - left_icon_reserved_width - right_icon_reserved_width
end
-- Title, subtitle, and their alignment
local title_face = self.title_face
if not title_face then
@@ -178,15 +195,22 @@ function TitleBar:init()
self.subtitle_widget = nil
if self.subtitle then
-- No specific options for subtitles currently: truncate if too long.
-- We might want to add truncate_left if this gets used for a filepath
-- as in FileManager.
self.subtitle_widget = TextWidget:new{
text = self.subtitle,
face = self.subtitle_face,
max_width = title_max_width,
padding = 0,
}
if self.subtitle_multilines then
self.subtitle_widget = TextBoxWidget:new{
text = self.subtitle,
alignment = self.align,
width = subtitle_max_width,
face = self.subtitle_face,
}
else
self.subtitle_widget = TextWidget:new{
text = self.subtitle,
face = self.subtitle_face,
max_width = subtitle_max_width,
truncate_left = self.subtitle_truncate_left,
padding = 0,
}
end
end
-- To debug vertical positionning:
-- local FrameContainer = require("ui/widget/container/framecontainer")
@@ -195,23 +219,35 @@ function TitleBar:init()
self.title_group = VerticalGroup:new{
align = self.align,
overlap_align = self.align,
VerticalSpan:new{width = title_top_padding},
self.title_widget,
self.subtitle_widget and VerticalSpan:new{width = self.title_subtitle_v_padding},
self.subtitle_widget,
}
if self.align == "left" then
local padding = self.title_h_padding
if self.has_left_icon then
padding = padding + self.button_padding + left_icon_size
end
self.inner_title_group = self.title_group -- we need to :resetLayout() both in :setTitle()
self.title_group = HorizontalGroup:new{
HorizontalSpan:new{ width = padding },
self.title_group,
-- we need to :resetLayout() both VerticalGroup and HorizontalGroup in :setTitle()
self.inner_title_group = HorizontalGroup:new{
HorizontalSpan:new{ width = left_icon_reserved_width + self.title_h_padding },
self.title_widget,
}
table.insert(self.title_group, self.inner_title_group)
else
table.insert(self.title_group, self.title_widget)
end
if self.subtitle_widget then
table.insert(self.title_group, VerticalSpan:new{width = self.title_subtitle_v_padding})
if self.align == "left" then
local span_width = self.title_h_padding
if not self.subtitle_fullwidth then
span_width = span_width + left_icon_reserved_width
end
self.inner_subtitle_group = HorizontalGroup:new{
HorizontalSpan:new{ width = span_width },
self.subtitle_widget,
}
table.insert(self.title_group, self.inner_subtitle_group)
else
table.insert(self.title_group, self.subtitle_widget)
end
end
self.title_group.overlap_align = self.align
table.insert(self, self.title_group)
-- This TitleBar widget is an OverlapGroup: all sub elements overlap,
@@ -287,6 +323,7 @@ function TitleBar:init()
if self.has_left_icon then
self.left_button = IconButton:new{
icon = self.left_icon,
icon_rotation_angle = self.left_icon_rotation_angle,
width = left_icon_size,
height = left_icon_size,
padding = self.button_padding,
@@ -303,6 +340,7 @@ function TitleBar:init()
if self.has_right_icon then
self.right_button = IconButton:new{
icon = self.right_icon,
icon_rotation_angle = self.right_icon_rotation_angle,
width = right_icon_size,
height = right_icon_size,
padding = self.button_padding,
@@ -372,10 +410,10 @@ function TitleBar:setTitle(title, no_refresh)
end
function TitleBar:setSubTitle(subtitle)
if self.subtitle_widget then
if self.subtitle_widget and not self.subtitle_multilines then -- no TextBoxWidget:setText() available
self.subtitle_widget:setText(subtitle)
if self.inner_title_group then
self.inner_title_group:resetLayout()
if self.inner_subtitle_group then
self.inner_subtitle_group:resetLayout()
end
self.title_group:resetLayout()
UIManager:setDirty(self.show_parent, "ui", self.dimen)