From 4ae4cad290e588ae157e22d12344489671aef9c8 Mon Sep 17 00:00:00 2001
From: Shidong Wang <wsdjeg@outlook.com>
Date: Wed, 3 Apr 2019 22:01:31 +0800
Subject: [PATCH] Fix defx

---
 config/plugins/defx.vim | 29 +++++++++++++++++------------
 doc/SpaceVim.txt        | 29 ++++++++++++++++++++++-------
 test.py                 | 26 ++++++++++++++++++++++++++
 3 files changed, 65 insertions(+), 19 deletions(-)
 create mode 100644 test.py

diff --git a/config/plugins/defx.vim b/config/plugins/defx.vim
index aeae10bca..e34c7b4d4 100644
--- a/config/plugins/defx.vim
+++ b/config/plugins/defx.vim
@@ -134,28 +134,33 @@ function! s:defx_init()
         \ defx#do_action('change_vim_cwd')
 endf
 
+" in this function we should vim-choosewin if possible
 function! DefxSmartL(_)
   if defx#is_directory()
     call defx#call_action('open_tree')
     normal! j
   else
     let filepath = defx#get_candidate()['action__path']
-    if tabpagewinnr(tabpagenr(), '$') >= 3
-      if has('nvim')
-        let input = input({
-              \ 'prompt'      : 'ChooseWin No.: ',
-              \ 'cancelreturn': 0,
-              \ })
-        if input == 0 | return | endif
+    if tabpagewinnr(tabpagenr(), '$') >= 3    " if there are more than 2 normal windows
+      if exists(':ChooseWin') == 2
+        ChooseWin
       else
-        let input = input('ChooseWin No.: ')
+        if has('nvim')
+          let input = input({
+                \ 'prompt'      : 'ChooseWin No.: ',
+                \ 'cancelreturn': 0,
+                \ })
+          if input == 0 | return | endif
+        else
+          let input = input('ChooseWin No.: ')
+        endif
+        if input == winnr() | return | endif
+        exec input . 'wincmd w'
       endif
-      if input == winnr() | return | endif
-      exec ': ' . input . 'wincmd w'
-      exec ':e' . filepath
+      exec 'e' filepath
     else
       exec 'wincmd w'
-      exec ':e' . filepath
+      exec 'e' filepath
     endif
   endif
 endfunction
diff --git a/doc/SpaceVim.txt b/doc/SpaceVim.txt
index f9fe1a0c4..67103868f 100644
--- a/doc/SpaceVim.txt
+++ b/doc/SpaceVim.txt
@@ -32,13 +32,14 @@ CONTENTS                                                   *SpaceVim-contents*
       12. guifont...................................|SpaceVim-options-guifont|
       13. lint_on_the_fly...................|SpaceVim-options-lint_on_the_fly|
       14. max_column.............................|SpaceVim-options-max_column|
-      15. plugin_bundle_dir...............|SpaceVim-options-plugin_bundle_dir|
-      16. plugin_manager_processes.|SpaceVim-options-plugin_manager_processes|
-      17. realtime_leader_guide.......|SpaceVim-options-realtime_leader_guide|
-      18. relativenumber.....................|SpaceVim-options-relativenumber|
-      19. sidebar_width.......................|SpaceVim-options-sidebar_width|
-      20. snippet_engine.....................|SpaceVim-options-snippet_engine|
-      21. windows_leader.....................|SpaceVim-options-windows_leader|
+      15. max_column......................|SpaceVim-options-home_files_number|
+      16. plugin_bundle_dir...............|SpaceVim-options-plugin_bundle_dir|
+      17. plugin_manager_processes.|SpaceVim-options-plugin_manager_processes|
+      18. realtime_leader_guide.......|SpaceVim-options-realtime_leader_guide|
+      19. relativenumber.....................|SpaceVim-options-relativenumber|
+      20. sidebar_width.......................|SpaceVim-options-sidebar_width|
+      21. snippet_engine.....................|SpaceVim-options-snippet_engine|
+      22. windows_leader.....................|SpaceVim-options-windows_leader|
   3. Configuration...........................................|SpaceVim-config|
   4. Commands..............................................|SpaceVim-commands|
   5. Functions............................................|SpaceVim-functions|
@@ -230,6 +231,14 @@ Change the max number of columns for SpaceVim. Default is 120.
   max_column = 120
 <
 
+==============================================================================
+MAX_COLUMN                                *SpaceVim-options-home_files_number*
+
+Change the list number of files for SpaceVim home. Default is 6.
+>
+  home_files_number = 6
+<
+
 ==============================================================================
 PLUGIN_BUNDLE_DIR                         *SpaceVim-options-plugin_bundle_dir*
 
@@ -311,6 +320,12 @@ Change the max number of columns for SpaceVim. Default is 120.
   let g:spacevim_max_column = 120
 <
 
+                                                *g:spacevim_home_files_number*
+Change the list number of files for SpaceVim home. Default is 6.
+>
+  let g:spacevim_home_files_number = 6
+<
+
                                                  *g:spacevim_enable_guicolors*
 Enable true color support in terminal. Default is 1.
 >
diff --git a/test.py b/test.py
new file mode 100644
index 000000000..0e515b626
--- /dev/null
+++ b/test.py
@@ -0,0 +1,26 @@
+import io
+import sys
+sys.stdout = io.TextIOWrapper(sys.stdout.buffer, encoding='utf-8')
+
+
+def pv_f(c, r, n, when=1):
+    import numpy as np  #导入numpy库
+    c = np.array(c)
+    r = np.array(r)
+    if when == 1:
+        n = np.arange(1, n + 1)
+    else:
+        n = np.arange(0, n)
+    pv = c / (1 + r)**n
+    return pv.sum()
+
+
+c = 20000
+r = 0.05
+n = 5
+#调用前文定义的函数pv_f(c,r,n,when=1)
+pv1 = pv_f(c, r, n, when=1)
+print("普通年金现值（年末）：%.2f" % pv1)
+#如果是预付年金，则when=0
+pv2 = pv_f(c, r, n, when=0)
+print("预付年金现值（年初）：%.2f" % pv2)