--!A cross-platform build utility based on Lua
--
-- Licensed under the Apache License, Version 2.0 (the "License");
-- you may not use this file except in compliance with the License.
-- You may obtain a copy of the License at
--
--     http://www.apache.org/licenses/LICENSE-2.0
--
-- Unless required by applicable law or agreed to in writing, software
-- distributed under the License is distributed on an "AS IS" BASIS,
-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-- See the License for the specific language governing permissions and
-- limitations under the License.
-- 
-- Copyright (C) 2015-2020, TBOOX Open Source Group.
--
-- @author      ruki
-- @file        textdialog.lua
--

-- load modules
local log      = require("ui/log")
local rect     = require("ui/rect")
local event    = require("ui/event")
local dialog   = require("ui/dialog")
local curses   = require("ui/curses")
local textarea = require("ui/textarea")

-- define module
local textdialog = textdialog or dialog()

-- init dialog
function textdialog:init(name, bounds, title)

    -- init window
    dialog.init(self, name, bounds, title)

    -- insert text
    self:panel():insert(self:text())

    -- select buttons by default
    self:panel():select(self:buttons())
end

-- get text
function textdialog:text()
    if not self._TEXT then
        self._TEXT = textarea:new("textdialog.text", rect:new(0, 0, self:panel():width(), self:panel():height() - 1))
    end
    return self._TEXT
end

-- on event
function textdialog:event_on(e)
    
    -- pass event to dialog
    if dialog.event_on(self, e) then
        return true
    end

    -- pass keyboard event to text area to scroll
    if e.type == event.ev_keyboard then
        return self:text():event_on(e)
    end
end

-- return module
return textdialog
