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authorupdatepo.sh <script@mt>2021-11-27 19:42:26 +0100
committersfan5 <sfan5@live.de>2021-11-27 19:42:26 +0100
commit1dc1305ada07da8c2a278b46a34d58af86184af9 (patch)
tree0163bf9bcf45d14f7e689650f41dd805c1601ce0 /games/devtest/mods/testnodes/textures/testnodes_plantlike_waving.png
parenta157256706d5bf2c8f982ca971207765c2972405 (diff)
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generated by cgit v1.2.3 (git 2.39.1) at 2025-02-10 11:51:20 +0000
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--Minetest
--Copyright (C) 2014 sapier
--
--This program is free software; you can redistribute it and/or modify
--it under the terms of the GNU Lesser General Public License as published by
--the Free Software Foundation; either version 2.1 of the License, or
--(at your option) any later version.
--
--This program is distributed in the hope that it will be useful,
--but WITHOUT ANY WARRANTY; without even the implied warranty of
--MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
--GNU Lesser General Public License for more details.
--
--You should have received a copy of the GNU Lesser General Public License along
--with this program; if not, write to the Free Software Foundation, Inc.,
--51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.


--------------------------------------------------------------------------------
-- A tabview implementation                                                   --
-- Usage:                                                                     --
-- tabview.create: returns initialized tabview raw element                    --
-- element.add(tab): add a tab declaration                                    --
-- element.handle_buttons()                                                   --
-- element.handle_events()                                                    --
-- element.getFormspec() returns formspec of tabview                          --
--------------------------------------------------------------------------------

--------------------------------------------------------------------------------
local function add_tab(self,tab)
	assert(tab.size == nil or (type(tab.size) == table and
			tab.size.x ~= nil and tab.size.y ~= nil))
	assert(tab.cbf_formspec ~= nil and type(tab.cbf_formspec) == "function")
	assert(tab.cbf_button_handler == nil or
			type(tab.cbf_button_handler) == "function")
	assert(tab.cbf_events == nil or type(tab.cbf_events) == "function")

	local newtab = {
		name = tab.name,
		caption = tab.caption,
		button_handler = tab.cbf_button_handler,
		event_handler = tab.cbf_events,
		get_formspec = tab.cbf_formspec,
		tabsize = tab.tabsize,
		on_change = tab.on_change,
		tabdata = {},
	}

	self.tablist[#self.tablist + 1] = newtab

	if self.last_tab_index == #self.tablist then
		self.current_tab = tab.name
		if tab.on_activate ~= nil then
			tab.on_activate(nil,tab.name)
		end
	end
end

--------------------------------------------------------------------------------
local function get_formspec(self)
	if self.hidden or (self.parent ~= nil and self.parent.hidden) then
		return ""
	end
	local tab = self.tablist[self.last_tab_index]

	local content, prepend = tab.get_formspec(self, tab.name, tab.tabdata, tab.tabsize)

	if self.parent == nil and not prepend then
		local tsize = tab.tabsize or {width=self.width, height=self.height}
		prepend = string.format("size[%f,%f,%s]", tsize.width, tsize.height,
				dump(self.fixed_size))
	end

	local formspec = (prepend or "") .. self:tab_header() .. content
	return formspec
end

--------------------------------------------------------------------------------
local function handle_buttons(self,fields)

	if self.hidden then
		return false
	end

	if self:handle_tab_buttons(fields) then
		return true
	end

	if self.glb_btn_handler ~= nil and
		self.glb_btn_handler(self,fields) then
		return true
	end

	local tab = self.tablist[self.last_tab_index]
	if tab.button_handler ~= nil then
		return tab.button_handler(self, fields, tab.name, tab.tabdata)
	end

	return false
end

--------------------------------------------------------------------------------
local function handle_events(self,event)

	if self.hidden then
		return false
	end

	if self.glb_evt_handler ~= nil and
		self.glb_evt_handler(self,event) then
		return true
	end

	local tab = self.tablist[self.last_tab_index]
	if tab.evt_handler ~= nil then
		return tab.evt_handler(self, event, tab.name, tab.tabdata)
	end

	return false
end


--------------------------------------------------------------------------------
local function tab_header(self)

	local toadd = ""