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Allow using editor as file browser #32

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50c5db7
pye_core: Cut or copy the current line if no text is highlighted.
robert-hh Sep 15, 2025
7d96c06
Allow using editor as file browser
aylen384 Oct 10, 2025
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14 changes: 9 additions & 5 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -68,9 +68,10 @@ shows most of the commands.:
|Alt-PgUp & Alt-PgDn|Cycle trough bookmarked locations|
|Alt-Home & Alt-End|Cycle trough locations with changes, based on the Undo list|
|Ctrl-L or Ctrl-Space|Start highlighting at the current position, or clear the highlight. The highlight can then be extended by moving the cursor|
|Ctrl-X|Cut the highlighted text|
|Ctrl-C or Ctrl-D|Copy the highlighted text|
|Ctrl-X|Cut the highlighted text. If the mark is not set, cut the current line.|
|Ctrl-C|Copy the highlighted text. If the mark is not set, copy the current line.|
|Ctrl-V|Insert the copied/cut text.|
|Ctrl-D|Copy text from the Undo buffer to the paste buffer.|
|Ctrl-Z|Undo the last change(s)|
|Ctrl-Y|Redo the last undo(s), repeating what had been undone by undo|
|Ctrl-P|Comment/Uncomment a line or highlighted area|
Expand Down Expand Up @@ -568,8 +569,11 @@ the list of files in the current dir

**2.75** Fix an error with character swap.

**2.76** Cycle through places with changes.
**2.76** Cycle through places with changes.

**2.77** Change key binding for bookmark location to Alt-Ins, using Alt-Home and Alt-End to cycle through
locations with changes.
**2.77** Change key binding for bookmark location to Alt-Ins, using Alt-Home and Alt-End
to cycle through locations with changes.

**2.78** Use Ctrl-D to copy text from the UNDO buffer to the Paste buffer.

**2.79** Cut or copy the current line if no text is highlighted.
Binary file modified additional_documentation/Pyboard Editor.doc
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35 changes: 24 additions & 11 deletions pye
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Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,7 @@
## Small python text editor based on the
## Very simple VT100 terminal text editor widget
## Copyright (c) 2015 Paul Sokolovsky (initial code)
## Copyright (c) 2015-2021 Robert Hammelrath (additional code)
## Copyright (c) 2015-2025 Robert Hammelrath (additional code)
## Distributed under MIT License
## Changes:
## - Ported the code to boards from micropython.org, Pycom Boards,
Expand All @@ -21,7 +21,7 @@
## - Added multi-file support
##

PYE_VERSION = " V2.78 "
PYE_VERSION = " V2.79 "
try:
import usys as sys
except:
Expand Down Expand Up @@ -1118,12 +1118,24 @@ class Editor:
self.cur_line, self.col = cur_line, cur_col ## restore pos
self.message = "'{}' replaced {} times".format(pat, count)
elif key == KEY_CUT: # delete line or line(s) into buffer
if self.mark is not None:
self.delete_mark(True)
if self.mark is None:
if self.cur_line < self.total_lines - 1:
self.mark = (self.cur_line + 1, 0)
else:
self.mark = (self.cur_line, len(l))
self.col = 0
self.delete_mark(True)
elif key == KEY_COPY: # copy line(s) into buffer
if self.mark is not None:
self.yank_mark()
self.clear_mark()
col = self.col
if self.mark is None:
if self.cur_line < self.total_lines - 1:
self.mark = (self.cur_line + 1, 0)
else:
self.mark = (self.cur_line, len(l))
self.col = 0
self.yank_mark()
self.clear_mark()
self.col = col
elif key == KEY_PASTE: ## insert buffer
if Editor.yank_buffer:
self.col = self.vcol
Expand Down Expand Up @@ -1235,7 +1247,7 @@ class Editor:

key = self.handle_edit_keys(key, char)
if key == KEY_QUIT:
if self.hash != self.hash_buffer():
if self.hash != self.hash_buffer() and not self.is_dir:
res = self.line_edit("File changed! Quit (y/N/f)? ", "N")
if not res or res[0].upper() == "N":
continue
Expand Down Expand Up @@ -1282,8 +1294,8 @@ class Editor:
if fname:
try:
self.fname = fname
if fname in (".", "..") or (os.stat(fname)[0] & 0x4000): ## Dir
os.chdir(fname)
if fname in (".", "..", "") or (os.stat(fname)[0] & 0x4000): ## Dir
os.chdir(fname or ".")
self.work_dir = os.getcwd() # let the os module do the normalization
self.fname = "/" if self.work_dir == "/" else self.work_dir.split("/")[-1]
self.content = ["Directory '{}'".format(self.work_dir), ""] + sorted(
Expand Down Expand Up @@ -1381,7 +1393,8 @@ def pye_edit(content, tab_size=4, undo=50, io_device=None):
break
del slot[index]
elif key == KEY_GET:
f = slot[index].line_edit("Open file: ", "", Editor.file_char)
dfn = slot[index].content[slot[index].cur_line].strip() if slot[index].is_dir else ""
f = slot[index].line_edit("Open file: ", dfn, Editor.file_char)
if f is not None:
slot.append(Editor(tab_size, undo, io_device))
index = len(slot) - 1
Expand Down
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33 changes: 23 additions & 10 deletions pye.py
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
PYE_VERSION = " V2.78 "
PYE_VERSION = " V2.79 "
try:
import usys as sys
except:
Expand Down Expand Up @@ -1022,12 +1022,24 @@ def handle_edit_keys(self, key, char):
self.cur_line, self.col = cur_line, cur_col
self.message = "'{}' replaced {} times".format(pat, count)
elif key == KEY_CUT:
if self.mark is not None:
self.delete_mark(True)
if self.mark is None:
if self.cur_line < self.total_lines - 1:
self.mark = (self.cur_line + 1, 0)
else:
self.mark = (self.cur_line, len(l))
self.col = 0
self.delete_mark(True)
elif key == KEY_COPY:
if self.mark is not None:
self.yank_mark()
self.clear_mark()
col = self.col
if self.mark is None:
if self.cur_line < self.total_lines - 1:
self.mark = (self.cur_line + 1, 0)
else:
self.mark = (self.cur_line, len(l))
self.col = 0
self.yank_mark()
self.clear_mark()
self.col = col
elif key == KEY_PASTE:
if Editor.yank_buffer:
self.col = self.vcol
Expand Down Expand Up @@ -1133,7 +1145,7 @@ def edit_loop(self):
self.message = ""
key = self.handle_edit_keys(key, char)
if key == KEY_QUIT:
if self.hash != self.hash_buffer():
if self.hash != self.hash_buffer() and not self.is_dir:
res = self.line_edit("File changed! Quit (y/N/f)? ", "N")
if not res or res[0].upper() == "N":
continue
Expand Down Expand Up @@ -1173,8 +1185,8 @@ def get_file(self, fname):
if fname:
try:
self.fname = fname
if fname in (".", "..") or (os.stat(fname)[0] & 0x4000):
os.chdir(fname)
if fname in (".", "..", "") or (os.stat(fname)[0] & 0x4000):
os.chdir(fname or ".")
self.work_dir = os.getcwd()
self.fname = "/" if self.work_dir == "/" else self.work_dir.split("/")[-1]
self.content = ["Directory '{}'".format(self.work_dir), ""] + sorted(
Expand Down Expand Up @@ -1262,7 +1274,8 @@ def pye_edit(content, tab_size=4, undo=50, io_device=None):
break
del slot[index]
elif key == KEY_GET:
f = slot[index].line_edit("Open file: ", "", Editor.file_char)
dfn = slot[index].content[slot[index].cur_line].strip() if slot[index].is_dir else ""
f = slot[index].line_edit("Open file: ", dfn, Editor.file_char)
if f is not None:
slot.append(Editor(tab_size, undo, io_device))
index = len(slot) - 1
Expand Down
35 changes: 24 additions & 11 deletions pye_core.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@
## Small python text editor based on the
## Very simple VT100 terminal text editor widget
## Copyright (c) 2015 Paul Sokolovsky (initial code)
## Copyright (c) 2015-2021 Robert Hammelrath (additional code)
## Copyright (c) 2015-2025 Robert Hammelrath (additional code)
## Distributed under MIT License
## Changes:
## - Ported the code to boards from micropython.org, Pycom Boards,
Expand All @@ -19,7 +19,7 @@
## - Added multi-file support
##

PYE_VERSION = " V2.78 "
PYE_VERSION = " V2.79 "
try:
import usys as sys
except:
Expand Down Expand Up @@ -1116,12 +1116,24 @@ def handle_edit_keys(self, key, char): ## keys which change content
self.cur_line, self.col = cur_line, cur_col ## restore pos
self.message = "'{}' replaced {} times".format(pat, count)
elif key == KEY_CUT: # delete line or line(s) into buffer
if self.mark is not None:
self.delete_mark(True)
if self.mark is None:
if self.cur_line < self.total_lines - 1:
self.mark = (self.cur_line + 1, 0)
else:
self.mark = (self.cur_line, len(l))
self.col = 0
self.delete_mark(True)
elif key == KEY_COPY: # copy line(s) into buffer
if self.mark is not None:
self.yank_mark()
self.clear_mark()
col = self.col
if self.mark is None:
if self.cur_line < self.total_lines - 1:
self.mark = (self.cur_line + 1, 0)
else:
self.mark = (self.cur_line, len(l))
self.col = 0
self.yank_mark()
self.clear_mark()
self.col = col
elif key == KEY_PASTE: ## insert buffer
if Editor.yank_buffer:
self.col = self.vcol
Expand Down Expand Up @@ -1233,7 +1245,7 @@ def edit_loop(self): ## main editing loop

key = self.handle_edit_keys(key, char)
if key == KEY_QUIT:
if self.hash != self.hash_buffer():
if self.hash != self.hash_buffer() and not self.is_dir:
res = self.line_edit("File changed! Quit (y/N/f)? ", "N")
if not res or res[0].upper() == "N":
continue
Expand Down Expand Up @@ -1280,8 +1292,8 @@ def get_file(self, fname):
if fname:
try:
self.fname = fname
if fname in (".", "..") or (os.stat(fname)[0] & 0x4000): ## Dir
os.chdir(fname)
if fname in (".", "..", "") or (os.stat(fname)[0] & 0x4000): ## Dir
os.chdir(fname or ".")
self.work_dir = os.getcwd() # let the os module do the normalization
self.fname = "/" if self.work_dir == "/" else self.work_dir.split("/")[-1]
self.content = ["Directory '{}'".format(self.work_dir), ""] + sorted(
Expand Down Expand Up @@ -1379,7 +1391,8 @@ def pye_edit(content, tab_size=4, undo=50, io_device=None):
break
del slot[index]
elif key == KEY_GET:
f = slot[index].line_edit("Open file: ", "", Editor.file_char)
dfn = slot[index].content[slot[index].cur_line].strip() if slot[index].is_dir else ""
f = slot[index].line_edit("Open file: ", dfn, Editor.file_char)
if f is not None:
slot.append(Editor(tab_size, undo, io_device))
index = len(slot) - 1
Expand Down
35 changes: 24 additions & 11 deletions pye_win
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@
## Small python text editor based on the
## Very simple VT100 terminal text editor widget
## Copyright (c) 2015 Paul Sokolovsky (initial code)
## Copyright (c) 2015-2021 Robert Hammelrath (additional code)
## Copyright (c) 2015-2025 Robert Hammelrath (additional code)
## Distributed under MIT License
## Changes:
## - Ported the code to boards from micropython.org, Pycom Boards,
Expand All @@ -19,7 +19,7 @@
## - Added multi-file support
##

PYE_VERSION = " V2.78 "
PYE_VERSION = " V2.79 "
try:
import usys as sys
except:
Expand Down Expand Up @@ -1116,12 +1116,24 @@ class Editor:
self.cur_line, self.col = cur_line, cur_col ## restore pos
self.message = "'{}' replaced {} times".format(pat, count)
elif key == KEY_CUT: # delete line or line(s) into buffer
if self.mark is not None:
self.delete_mark(True)
if self.mark is None:
if self.cur_line < self.total_lines - 1:
self.mark = (self.cur_line + 1, 0)
else:
self.mark = (self.cur_line, len(l))
self.col = 0
self.delete_mark(True)
elif key == KEY_COPY: # copy line(s) into buffer
if self.mark is not None:
self.yank_mark()
self.clear_mark()
col = self.col
if self.mark is None:
if self.cur_line < self.total_lines - 1:
self.mark = (self.cur_line + 1, 0)
else:
self.mark = (self.cur_line, len(l))
self.col = 0
self.yank_mark()
self.clear_mark()
self.col = col
elif key == KEY_PASTE: ## insert buffer
if Editor.yank_buffer:
self.col = self.vcol
Expand Down Expand Up @@ -1233,7 +1245,7 @@ class Editor:

key = self.handle_edit_keys(key, char)
if key == KEY_QUIT:
if self.hash != self.hash_buffer():
if self.hash != self.hash_buffer() and not self.is_dir:
res = self.line_edit("File changed! Quit (y/N/f)? ", "N")
if not res or res[0].upper() == "N":
continue
Expand Down Expand Up @@ -1280,8 +1292,8 @@ class Editor:
if fname:
try:
self.fname = fname
if fname in (".", "..") or (os.stat(fname)[0] & 0x4000): ## Dir
os.chdir(fname)
if fname in (".", "..", "") or (os.stat(fname)[0] & 0x4000): ## Dir
os.chdir(fname or ".")
self.work_dir = os.getcwd() # let the os module do the normalization
self.fname = "/" if self.work_dir == "/" else self.work_dir.split("/")[-1]
self.content = ["Directory '{}'".format(self.work_dir), ""] + sorted(
Expand Down Expand Up @@ -1379,7 +1391,8 @@ def pye_edit(content, tab_size=4, undo=50, io_device=None):
break
del slot[index]
elif key == KEY_GET:
f = slot[index].line_edit("Open file: ", "", Editor.file_char)
dfn = slot[index].content[slot[index].cur_line].strip() if slot[index].is_dir else ""
f = slot[index].line_edit("Open file: ", dfn, Editor.file_char)
if f is not None:
slot.append(Editor(tab_size, undo, io_device))
index = len(slot) - 1
Expand Down