69 lines
No EOL
2.2 KiB
Lua
69 lines
No EOL
2.2 KiB
Lua
-- screens/screenset :: a set of exclusive screens
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-- Useful to handle a complexe menu with several screens
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--[[
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Copyright © 2021 Kazhnuz
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Permission is hereby granted, free of charge, to any person obtaining a copy of
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this software and associated documentation files (the "Software"), to deal in
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the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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the Software, and to permit persons to whom the Software is furnished to do so,
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subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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]]
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local ScreenSet = Object:extend()
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function ScreenSet:new(owner)
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self.set = {}
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self.defaultScreen = ""
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self.currentScreen = ""
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self.owner = owner
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end
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function ScreenSet:show(screenName)
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local screenName = screenName
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if (screenName == nil) then
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if self.currentScreen == "" then
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screenName = self.defaultScreen
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else
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return
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end
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end
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if screenName ~= "" then
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self.set[screenName]:showSimple()
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end
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end
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function ScreenSet:setCurrentScreen(screenName)
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screenName = screenName or self.defaultScreen
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self:hideCurrent()
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self.currentScreen = screenName
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end
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function ScreenSet:hideCurrent()
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if (self.currentScreen ~= "") then
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self.set[self.currentScreen]:hide()
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self.currentScreen = ""
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end
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end
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function ScreenSet:add(screen, setAsDefault)
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self.set[screen.name] = screen
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if (setAsDefault == true or self.defaultScreen == "") then
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self.defaultScreen = screen.name
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end
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screen:setParentSet(self)
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end
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return ScreenSet |