mirror of https://github.com/kepler155c/opus
108 lines
2.4 KiB
Lua
108 lines
2.4 KiB
Lua
local class = require('opus.class')
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local UI = require('opus.ui')
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local Util = require('opus.util')
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local fs = _G.fs
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UI.FileSelect = class(UI.Window)
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UI.FileSelect.defaults = {
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UIElement = 'FileSelect',
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}
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function UI.FileSelect:postInit()
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self.grid = UI.ScrollingGrid {
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x = 2, y = 2, ex = -2, ey = -4,
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dir = '/',
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sortColumn = 'name',
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columns = {
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{ heading = 'Name', key = 'name' },
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{ heading = 'Size', key = 'size', width = 5 }
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},
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getDisplayValues = function(_, row)
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return {
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name = row.name,
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size = row.size and Util.toBytes(row.size),
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}
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end,
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getRowTextColor = function(_, file)
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return file.isDir and 'cyan' or file.isReadOnly and 'pink' or 'white'
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end,
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sortCompare = function(self, a, b)
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if self.sortColumn == 'size' then
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return a.size < b.size
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end
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if a.isDir == b.isDir then
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return a.name:lower() < b.name:lower()
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end
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return a.isDir
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end,
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draw = function(self)
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local files = fs.listEx(self.dir)
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if #self.dir > 0 then
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table.insert(files, {
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name = '..',
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isDir = true,
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})
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end
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self:setValues(files)
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self:setIndex(1)
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UI.Grid.draw(self)
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end,
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}
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self.path = UI.TextEntry {
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x = 2, y = -2, ex = -11,
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limit = 256,
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accelerators = {
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enter = 'path_enter',
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}
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}
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self.cancel = UI.Button {
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x = -9, y = -2,
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text = 'Cancel',
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event = 'select_cancel',
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}
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end
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function UI.FileSelect:draw()
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self:fillArea(1, 1, self.width, self.height, string.rep('\127', self.width), 'black', 'gray')
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self:drawChildren()
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end
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function UI.FileSelect:enable(path)
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self:setPath(path or '')
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UI.Window.enable(self)
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end
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function UI.FileSelect:setPath(path)
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self.grid.dir = path
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while not fs.isDir(self.grid.dir) do
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self.grid.dir = fs.getDir(self.grid.dir)
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end
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self.path.value = self.grid.dir
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end
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function UI.FileSelect:eventHandler(event)
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if event.type == 'grid_select' then
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self.grid.dir = fs.combine(self.grid.dir, event.selected.name)
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self.path.value = self.grid.dir
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if event.selected.isDir then
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self.grid:draw()
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self.path:draw()
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else
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self:emit({ type = 'select_file', file = '/' .. self.path.value, element = self })
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end
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return true
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elseif event.type == 'path_enter' then
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if self.path.value then
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if fs.isDir(self.path.value) then
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self:setPath(self.path.value)
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self.grid:draw()
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self.path:draw()
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else
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self:emit({ type = 'select_file', file = '/' .. self.path.value, element = self })
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end
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end
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return true
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end
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end
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