feat: add pretty cool animation and keymap support

lua/Trans/init.lua

@@ -20,6 +20,8 @@ M.conf = {
             -- TODO :
             pageup = '[[',
             pagedown = ']]',
+            pin = '_',
+            close = '+',
         },
         animation = {
             open = 'slid',

lua/Trans/view/hover.lua

@@ -1,3 +1,4 @@
+local api = vim.api
 local conf = require('Trans').conf
 local icon = conf.icon
 
@@ -174,6 +175,16 @@ local process = {
 }
 
 
+local cmd_id
+
+local try_del_keymap = function()
+    for _, key in pairs(conf.hover.keymap) do
+        pcall(vim.keymap.del, 'n', key, { buffer = true })
+    end
+end
+
+
+local pin = false
 local action = {
     pageup = function()
         m_window:normal('gg')
@@ -182,6 +193,45 @@ local action = {
     pagedown = function()
         m_window:normal('G')
     end,
+
+    pin = function()
+        if pin then
+            error('too many window')
+        end
+        api.nvim_del_autocmd(cmd_id)
+        m_window:set('wrap', false)
+
+        m_window:try_close(function()
+            m_window:reopen(false, {
+                relative = 'editor',
+                row = 1,
+                col = vim.o.columns - m_window.width - 3,
+            }, function ()
+                m_window:set('wrap', true)
+            end)
+
+            m_window:bufset('bufhidden', 'wipe')
+            vim.keymap.del('n', conf.hover.keymap.pin, { buffer = true })
+
+            local buf = m_window.bufnr
+            pin = true
+
+            api.nvim_create_autocmd('BufWipeOut', {
+                callback = function(opt)
+                    if opt.buf == buf then
+                        pin = false
+                        api.nvim_del_autocmd(opt.id)
+                    end
+                end
+            })
+        end)
+    end,
+
+    close = function()
+        m_window:set('wrap', false)
+        m_window:try_close()
+        try_del_keymap()
+    end,
 }
 
 
@@ -214,24 +264,25 @@ return function(word)
     else
         process.failed()
     end
-    m_window:set('wrap', true)
 
     m_window:draw(true)
+    m_window:open(function ()
+        m_window:set('wrap', true)
+    end)
+
     -- Auto Close
-    vim.api.nvim_create_autocmd(
+    cmd_id = api.nvim_create_autocmd(
-        { --[[ 'InsertEnter', ]] 'CursorMoved', 'BufLeave', }, {
+        { 'InsertEnter', 'CursorMoved', 'BufLeave', }, {
         buffer = 0,
         once = true,
         callback = function()
-            m_window:try_close(hover.animation)
+            m_window:set('wrap', false)
+            m_window:try_close()
+            try_del_keymap()
         end,
     })
 
     for act, key in pairs(hover.keymap) do
-        vim.keymap.set('n', key, function()
+        vim.keymap.set('n', key, action[act], { buffer = true, silent = true })
-            if m_window:is_open() then
-                action[act]()
-            end
-        end, { buffer = true, silent = true })
     end
 end

lua/Trans/window.lua

@@ -7,6 +7,13 @@ function string:width()
     return vim.fn.strwidth(self)
 end
 
+local busy = false
+local function check_busy()
+    while busy do
+        vim.wait(50)
+    end
+end
+
 ---@type window
 local window = {
     ---设置窗口的选项
@@ -95,26 +102,28 @@ local window = {
                 self:set_width(self.content.lines[1]:width())
             end
         end
-
-        self:open(10)
     end,
 
-    open = function(self)
+    open = function(self, callback)
         local animation = self.animation
         if animation.open then
-            local status = self:option('wrap')
+            check_busy()
-            self:set('wrap', false)
 
             local handler
             local function wrap(name, target)
                 local count = 0
                 return function()
                     if count < self[target] then
+                        busy = true
                         count = count + 1
                         api['nvim_win_set_' .. target](self.winid, count)
                         vim.defer_fn(handler[name], animation.interval)
+
                     else
-                        self:set('wrap', status)
+                        busy = false
+                        if type(callback) == 'function' then
+                            callback()
+                        end
                     end
                 end
             end
@@ -134,24 +143,35 @@ local window = {
         self.content:attach()
     end,
 
+
     ---安全的关闭窗口
-    try_close = function(self)
+    try_close = function(self, callback)
         if self:is_open() then
-            if self.animation.close then
+            check_busy()
-                local animation = self.animation
+            self.config = api.nvim_win_get_config(self.winid)
-                self:set('wrap', false)
+            local animation = self.animation
+            if animation.close then
 
                 local handler
                 local function wrap(name, target)
+                    local count = self[target]
                     return function()
-                        if self[target] > 1 then
+                        if count > 1 then
-                            self[target] = self[target] - 1
+                            busy = true
-                            api['nvim_win_set_' .. target](self.winid, self[target])
+                            count = count - 1
+                            api['nvim_win_set_' .. target](self.winid, count)
                             vim.defer_fn(handler[name], animation.interval)
+
                         else
                             vim.defer_fn(function()
                                 api.nvim_win_close(self.winid, true)
                                 self.winid = -1
+                                busy = false
+
+                                if type(callback) == 'function' then
+                                    callback()
+                                end
+
                             end, animation.interval + 2)
                         end
                     end
@@ -170,6 +190,19 @@ local window = {
             end
         end
     end,
+
+    reopen = function (self, entry, opt, callback)
+        check_busy()
+        self.config.win = nil
+        if opt then
+            for k, v in pairs(opt) do
+                self.config[k] = v
+            end
+        end
+
+        self.winid = api.nvim_open_win(self.bufnr, entry, self.config)
+        self:open(callback)
+    end
 }
 
 ---@class window
@@ -182,6 +215,7 @@ local window = {
 ---@field hl integer 窗口highlight的namespace
 
 
+
 ---窗口对象的构造器
 ---@param entry boolean 光标初始化时是否应该进入窗口
 ---@param option table 需要设置的选项
@@ -242,7 +276,6 @@ return function(entry, option)
         end })
 
     win:set('winhl', 'Normal:TransWin,FloatBorder:TransBorder')
-    win:bufset('bufhidden', 'wipe')
     win:bufset('filetype', 'Trans')
 
     ---@diagnostic disable-next-line: return-type-mismatch