update dotfiles

nvim/lua/config/keymaps.lua

@@ -0,0 +1,74 @@
+-- =============================================================================
+-- keymaps.lua — 基础键位映射
+-- =============================================================================
+
+local keymap = vim.keymap.set
+
+-- Leader 键
+vim.g.mapleader      = " "
+vim.g.maplocalleader = " "
+
+-- 编辑器操作
+keymap("n", "<leader>w", "<cmd>w<cr>", { desc = "保存" })
+
+-- 关闭当前 buffer / 窗口（VSCode 风格）
+--   - quickfix 窗口：cclose（cmake-tools 输出窗口）
+--   - 普通文件：统计文件 buffer 数量
+--     - 只剩 1 个文件 buffer → 退出 nvim（不留下 "no name" 空白）
+--     - 多个文件 buffer → Bdelete 关闭当前标签
+--   - 其他特殊 buffer（终端等）：直接关闭窗口
+keymap("n", "<leader>q", function()
+  local bt = vim.bo.buftype
+  local ft = vim.bo.filetype
+
+  if bt == "quickfix" then
+    vim.cmd("cclose")
+    return
+  end
+
+  if bt ~= "" then
+    vim.cmd("close")
+    return
+  end
+
+  -- 统计文件 buffer 数量（排除 nvim-tree/dashboard/quickfix/terminal 等）
+  local file_bufs = 0
+  for _, bufnr in ipairs(vim.api.nvim_list_bufs()) do
+    if vim.api.nvim_buf_is_loaded(bufnr) then
+      local b = vim.bo[bufnr]
+      if b.buftype == "" and b.filetype ~= "" then
+        file_bufs = file_bufs + 1
+      end
+    end
+  end
+
+  if file_bufs <= 1 then
+    vim.cmd("qa")
+  else
+    vim.cmd("Bdelete")
+  end
+end, { desc = "关闭当前 buffer/窗口" })
+
+keymap("n", "<leader>/", "<cmd>noh<cr>", { desc = "清除搜索高亮" })
+
+-- 窗口导航
+keymap("n", "<C-h>", "<C-w>h", { desc = "跳到左边窗口" })
+keymap("n", "<C-j>", "<C-w>j", { desc = "跳到下面窗口" })
+keymap("n", "<C-k>", "<C-w>k", { desc = "跳到上面窗口" })
+keymap("n", "<C-l>", "<C-w>l", { desc = "跳到右边窗口" })
+
+-- 窗口操作
+keymap("n", "<leader>sv", "<cmd>vsplit<cr>", { desc = "垂直分屏" })
+keymap("n", "<leader>sh", "<cmd>split<cr>", { desc = "水平分屏" })
+keymap("n", "<leader>sc", "<cmd>close<cr>", { desc = "关闭窗口" })
+
+-- Buffer 导航
+keymap("n", "<S-h>", "<cmd>bnext<cr>", { desc = "下一个 buffer" })
+keymap("n", "<S-l>", "<cmd>bprevious<cr>", { desc = "上一个 buffer" })
+
+-- 文件树
+keymap("n", "<leader>e", "<cmd>NvimTreeToggle<cr>", { desc = "文件树" })
+
+-- 终端
+keymap("n", "<c-`>", "<cmd>ToggleTerm<cr>", { desc = "终端" })
+keymap("t", "<c-`>", "<cmd>ToggleTerm<cr>", { desc = "终端" })