mirror of
https://github.com/kepler155c/opus
synced 2024-11-15 21:24:49 +00:00
102 lines
2.0 KiB
Lua
102 lines
2.0 KiB
Lua
_G.requireInjector()
|
|
|
|
local UI = require('ui')
|
|
local Util = require('util')
|
|
|
|
local colors = _G.colors
|
|
local help = _G.help
|
|
local multishell = _ENV.multishell
|
|
|
|
multishell.setTitle(multishell.getCurrent(), 'Help')
|
|
UI:configure('Help', ...)
|
|
|
|
local topics = { }
|
|
for _,topic in pairs(help.topics()) do
|
|
if help.lookup(topic) then
|
|
table.insert(topics, { name = topic })
|
|
end
|
|
end
|
|
|
|
local page = UI.Page {
|
|
labelText = UI.Text {
|
|
x = 3, y = 2,
|
|
value = 'Search',
|
|
},
|
|
filter = UI.TextEntry {
|
|
x = 10, y = 2, ex = -3,
|
|
limit = 32,
|
|
},
|
|
grid = UI.ScrollingGrid {
|
|
y = 4,
|
|
values = topics,
|
|
columns = {
|
|
{ heading = 'Topic', key = 'name' },
|
|
},
|
|
sortColumn = 'name',
|
|
},
|
|
accelerators = {
|
|
q = 'quit',
|
|
enter = 'grid_select',
|
|
},
|
|
}
|
|
|
|
local topicPage = UI.Page {
|
|
backgroundColor = colors.black,
|
|
titleBar = UI.TitleBar {
|
|
title = 'text',
|
|
previousPage = true,
|
|
},
|
|
helpText = UI.TextArea {
|
|
backgroundColor = colors.black,
|
|
x = 2, ex = -1, y = 3, ey = -2,
|
|
},
|
|
accelerators = {
|
|
q = 'back',
|
|
backspace = 'back',
|
|
},
|
|
}
|
|
|
|
function topicPage:eventHandler(event)
|
|
if event.type == 'back' then
|
|
UI:setPreviousPage()
|
|
end
|
|
return UI.Page.eventHandler(self, event)
|
|
end
|
|
|
|
function page:eventHandler(event)
|
|
if event.type == 'quit' then
|
|
UI:exitPullEvents()
|
|
|
|
elseif event.type == 'grid_select' then
|
|
if self.grid:getSelected() then
|
|
local name = self.grid:getSelected().name
|
|
local f = help.lookup(name)
|
|
|
|
topicPage.titleBar.title = name
|
|
topicPage.helpText:setText(Util.readFile(f))
|
|
|
|
UI:setPage(topicPage)
|
|
end
|
|
|
|
elseif event.type == 'text_change' then
|
|
if #event.text == 0 then
|
|
self.grid.values = topics
|
|
else
|
|
self.grid.values = { }
|
|
for _,f in pairs(topics) do
|
|
if string.find(f.name, event.text) then
|
|
table.insert(self.grid.values, f)
|
|
end
|
|
end
|
|
end
|
|
self.grid:update()
|
|
self.grid:setIndex(1)
|
|
self.grid:draw()
|
|
else
|
|
return UI.Page.eventHandler(self, event)
|
|
end
|
|
end
|
|
|
|
UI:setPage(page)
|
|
UI:pullEvents()
|