update copyright

src/ltui.lua

@@ -13,7 +13,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        ltui.lua

src/ltui/action.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        action.lua

src/ltui/application.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        application.lua

src/ltui/base/dlist.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        dlist.lua

src/ltui/base/hashset.lua

@@ -0,0 +1,136 @@
+
+--!A cross-platform terminal ui library 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      OpportunityLiu
+-- @file        hashset.lua
+--
+
+-- define module
+local hashset      = hashset or {}
+local hashset_impl = hashset.__index or {}
+
+-- load modules
+local table      = require("base/table")
+
+-- representaion for nil key
+hashset._NIL = setmetatable({}, {__tostring = function() return "symbol(nil)" end })
+
+function hashset._to_key(key)
+    if key == nil then
+        key = hashset._NIL
+    end
+    return key
+end
+
+-- make a new hashset
+function hashset.new()
+    return setmetatable({ _DATA = {}, _SIZE = 0 }, hashset)
+end
+
+-- construct from list of items
+function hashset.of(...)
+    local result = hashset.new()
+    local data = table.pack(...)
+    for i = 1, data.n do
+        result:insert(data[i])
+    end
+    return result
+end
+
+-- construct from an array
+function hashset.from(array)
+    assert(array)
+    return hashset.of(table.unpack(array))
+end
+
+-- check value is in hashset
+function hashset_impl:has(value)
+    value = hashset._to_key(value)
+    return self._DATA[value] or false
+end
+
+-- insert value to hashset, returns false if value has already in the hashset
+function hashset_impl:insert(value)
+    value = hashset._to_key(value)
+    local result = not (self._DATA[value] or false)
+    if result then
+        self._DATA[value] = true
+        self._SIZE = self._SIZE + 1
+    end
+    return result
+end
+
+-- remove value from hashset, returns false if value is not in the hashset
+function hashset_impl:remove(value)
+    value = hashset._to_key(value)
+    local result = self._DATA[value] or false
+    if result then
+        self._DATA[value] = nil
+        self._SIZE = self._SIZE - 1
+    end
+    return result
+end
+
+-- convert hashset to an array, nil in the set will be ignored
+function hashset_impl:to_array()
+    local result = {}
+    for k, _ in pairs(self._DATA) do
+        if k ~= hashset._NIL then
+            table.insert(result, k)
+        end
+    end
+    return result
+end
+
+-- iterate keys of hashtable
+-- for _, key in instance:keys() do ... end
+function hashset_impl:keys()
+    return function (table, key)
+        local k, _ = next(table._DATA, key)
+        if k == hashset._NIL then
+            return k, nil
+        else
+            return k, k
+        end
+    end, self, nil
+end
+
+-- get size of hashset
+function hashset_impl:size()
+    return self._SIZE
+end
+
+-- is empty?
+function hashset_impl:empty()
+    return self:size() == 0
+end
+
+-- get data of hashset
+function hashset_impl:data()
+    return self._DATA
+end
+
+-- clear hashset
+function hashset_impl:clear()
+    self._DATA = {}
+    self._SIZE = 0
+end
+
+-- return module
+hashset.__index = hashset_impl
+return hashset

src/ltui/base/log.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --o
 -- @author      ruki
 -- @file        log.lua

src/ltui/base/os.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        os.lua

src/ltui/base/path.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        path.lua

src/ltui/base/string.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        string.lua

src/ltui/base/table.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        table.lua

src/ltui/border.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        border.lua

src/ltui/boxdialog.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        boxdialog.lua
@@ -35,24 +35,29 @@ function boxdialog:init(name, bounds, title)
     -- init window
     textdialog.init(self, name, bounds, title)
 
-    -- insert box
-    self:panel():insert(self:box())
-
     -- resize text
-    self:text():bounds().ey = 3
+    self._TEXT_EY = 3
+    self:text():bounds().ey = self._TEXT_EY
     self:text():invalidate(true)
     self:text():option_set("selectable", false)
     self:text():option_set("progress", false)
 
+    -- insert box
+    self:panel():insert(self:box())
+
     -- text changed
     self:text():action_set(action.ac_on_text_changed, function (v)
         if v:text() then
             local lines = #self:text():splitext(v:text())
             if lines > 0 and lines < self:height() then
+                self._TEXT_EY = lines
+                self:invalidate(true)
+                --[[
                 self:box():bounds().sy = lines
                 self:text():bounds().ey = lines
                 self:box():invalidate(true)
                 self:text():invalidate(true)
+                ]]
             end
         end
     end)
@@ -62,14 +67,15 @@ function boxdialog:init(name, bounds, title)
 
     -- on resize for panel
     self:panel():action_add(action.ac_on_resized, function (v)
-        self:box():bounds_set(rect{0, 3, v:width(), v:height() - 1})
+        self:text():bounds().ey = self._TEXT_EY
+        self:box():bounds_set(rect{0, self._TEXT_EY, v:width(), v:height() - 1})
     end)
 end
 
 -- get box
 function boxdialog:box()
     if not self._BOX then
-        self._BOX = window:new("boxdialog.box", rect{0, 3, self:panel():width(), self:panel():height() - 1})
+        self._BOX = window:new("boxdialog.box", rect{0, self._TEXT_EY, self:panel():width(), self:panel():height() - 1})
         self._BOX:border():cornerattr_set("black", "white")
     end
     return self._BOX

src/ltui/button.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        button.lua

src/ltui/canvas.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        canvas.lua

src/ltui/choicebox.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        choicebox.lua

src/ltui/choicedialog.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        choicedialog.lua

src/ltui/curses.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        curses.lua

src/ltui/desktop.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        desktop.lua

src/ltui/dialog.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        dialog.lua

src/ltui/event.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        event.lua

src/ltui/inputdialog.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        inputdialog.lua

src/ltui/label.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        label.lua

src/ltui/mconfdialog.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        mconfdialog.lua

src/ltui/menubar.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        menubar.lua

src/ltui/menuconf.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        menuconf.lua

src/ltui/object.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        object.lua

src/ltui/panel.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        panel.lua

src/ltui/point.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        point.lua

src/ltui/program.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        program.lua

src/ltui/rect.lua

@@ -13,7 +13,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        rect.lua

src/ltui/statusbar.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        statusbar.lua

src/ltui/textarea.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        textarea.lua

src/ltui/textdialog.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        textdialog.lua

src/ltui/textedit.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        textedit.lua

src/ltui/view.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        view.lua

src/ltui/window.lua

@@ -12,7 +12,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        window.lua

tests/desktop.lua

@@ -16,7 +16,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        desktop.lua

tests/dialog.lua

@@ -16,7 +16,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        dialog.lua

tests/inputdialog.lua

@@ -16,7 +16,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        inputdialog.lua

tests/mconfdialog.lua

@@ -16,7 +16,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        mconfdialog.lua

tests/window.lua

@@ -16,7 +16,7 @@
 -- See the License for the specific language governing permissions and
 -- limitations under the License.
 -- 
--- Copyright (C) 2015 - 2018, TBOOX Open Source Group.
+-- Copyright (C) 2015-2020, TBOOX Open Source Group.
 --
 -- @author      ruki
 -- @file        window.lua