2 releases

0.0.2	Oct 14, 2021
0.0.1	Oct 10, 2021

#427 in Text editors

MIT license

22MB
13K SLoC

ewin

Simple editor for Window(GUI) users.

No need to remember commands

It provides basic features as a minimal text editor:

Open/Save text files
Create new text files and empty text buffer on memory
Edit a text (put/delete characters, insert/delete lines, ...)
Support editing UTF-8 characters
Resizing terminal window supported. Screen size is responsible
Key binding support
Mouse support
Mocro support at Javascript
Context menu support
Tab support
Box select・Inseret support

Installation

On Ubuntu

... and other Debian-based Linux distributions

Download the latest .deb package from the release page and install it via:

On CentOS

Download the latest .rpm package from the release page and install it via:

rpm -ivh ewin_0.0.0.x86_64.rpm

On Windows

Download the latest .exe package from the release page and install it via:

Usage

CLI

Please see ewin --help for command usage.

File edit

Installing package introduces ew command in your system.

$ ew [file]         # Open files to edit

Output config file

Configuration file output.

$ ewin -o, --output-config

The output location of the config file is as follows.

On Linux

$HOME/.config/ewin/

On Windows

%USERPROFILE%\AppData\Roaming\ewin\

Operation

ewin is a mode-less text editor. Like other famous mode-less text editors such as Nano, Emacs, you can edit text in terminal window using a keyboard. And several keys with Ctrl or Alt modifiers are mapped to various features.

Operations

Mapping	Motion	Key recording
`Ctrl` + `w`	Quit.	―
`Ctrl` + `s`	Save current buffer to file.	―
`F1`	Key binding display at the bottom of the screen.	―
`Ctrl` + `f`	Enter the characters to incremental search.Search target is open file.	―
`Ctrl` + `g`	Grep. Enter the characters you want to search for. The search target is the UTF-8 file of the entered file pattern.	―
	Linux・WSL	―
	Command to use : grep -rHnI search_str --include=search_filenm search_folder
	-r:Subfolder search,-H:File name display,-n:Line number display,-I: Binary file not applicable
	Windows	―
	Command to use : dir -recurse search_folder -Exclude Binary file... \| Select-String search_str
`Shift` + `F1`	Key record start or stop.Recording key operation.	―
`Shift` + `F2`	Execution of the recorded key.	―
`Ctrl` + `o`	Open new file.	―
`Ctrl` + `n`	Create new tab. Another operation is to double-click the header.	―
	In case of Windows, it will not be recognized unless you double-click slowly
`Alt` + `←`・`→`	Switch tab.	―
`Ctrl` + `e`	Specify the character code and reload. Or set the character code line feed code and BOM.	―
`F12`	Mouse capture changes.Used for clipboard access via terminal app	―
	when connecting to a remote terminal	―
`F10`	Display Context menu.	―

Moving cursor

Mapping	Motion	Key recording
`↑` or `Mouse ScrollUp`	Move cursor up.	target
`↓` or `Mouse ScrollDown`	Move cursor down.	target
`→`	Move cursor right.	target
`←`	Move cursor left.	target
`HOME`	Move cursor to head of line.	target
`END`	Move cursor to end of line.	target
`PAGE DOWN`	Next page.	target
`PAGE UP`	Previous page.	target
`Ctrl` + `HOME`	Move cursor to first of line.	target
`Ctrl` + `END`	Move cursor to last of line.	target
`Ctrl` + `l`	Move cursor to specified line.	―

Edit text

Mapping	Motion	Key recording
`Enter`	Insert new line	target
`BACKSPACE`	Delete character	target
`DELETE`	Delete next character	target
`Tab`	Insert new tab	target
`Ctrl` + `x`	Select range cut.	target
`Ctrl` + `c`	Select range copy.If you want to copy to the clipboard when operating remotely, use F12 to switch the mouse operation.	target
`Ctrl` + `v`	Paste the copied characters.	target
`Ctrl` + `r`	Replace character.	―
`Ctrl` + `z`	Undo.Undo the last edit.	―
`Ctrl` + `y`	Redo.Make the last update again.	―

Select text

Mapping	Motion	Key recording
`Shift` + `↑`	Select from the beginning of the current line and the end of the line above	target
`Shift` + `↓`	Select from the end of the current line and the beginning of the line below	target
`Shift` + `→`	Select the next character.	target
`Shift` + `←`	Select the previous character.	target
`Shift` + `HOME`	Select the head of line.	target
`Shift` + `END`	Select the end of line.	target
`Ctrl` + `a`	Select all.	target
`F3`	Search for characters below.	target
`Shift` + `F4`	Search for above characters below.	target
`Mouse Left.Down` + `Drag`	Select a range.	―
`Mouse Double click`	Select a range.Delimiter is `` ! "#$%&()*+-',./:;<=>?@[]^`{	}~ ``
`Mouse Triple click`	Select a line.	―
`Shift` + `F6`	Box(rectangle) Select mode Start or Stop.	―
`Alt` + `↑`	Box(rectangle) Select from the beginning of the current line and the end of the line above	target
`Alt` + `↓`	Box(rectangle) Select from the end of the current line and the beginning of the line below	target
`Alt` + `→`	Box(rectangle) Select the next character.	target
`Alt` + `←`	Box(rectangle) Select the previous character.	target
`Alt` + `HOME`	Box(rectangle) Select the head of line.	target
`Alt` + `END`	Box(rectangle) Select the end of line.	target

Operation restrictions

motion	Mapping	environment	Contents
`Key record`	`Ctrl` + `F1`	WSL	keybindings.command."copy" and "paste" needs to be changed to something other than Ctrl+c, Ctrl+v. Ex)Ctrl+Shift+c, Ctrl+Shift+v
`Copy`・`Paste`・`Cut`	`Ctrl` + `c`・`v`・`x`	WSL	If you want to copy it to the clipboard, you need the path to powershell.exe. Try $ PSHOME in a PowerShell terminal

Setting file

When Output config file command is executed, the Setting configuration file is output to the following location, so it can be edited.

On Linux

$HOME/.config/ewin/setting.toml

On Windows

%USERPROFILE%\AppData\Roaming\ewin\setting.toml

Initial Setting

The initial Settings are as follows.

Initial Setting

Key binding

When Output config file command is executed, the keybind configuration file is output to the following location, so it can be edited.

On Linux

$HOME/.config/ewin/keybind.json5

On Windows

%USERPROFILE%\AppData\Roaming\ewin\keybind.json5

Initial key bind

The initial key bind settings are as follows.

Initial key bind

Maintenance

Operation / Unexpected error log is output below.

On Linux

/tmp/ewin/

On Windows

%USERPROFILE%AppData\Local\Temp\ewin\

Sample imsage

Initial display
help
grep

Search character, search folder, file pattern input screen.
Display screen of grep result.
Enter the Enter key on the 5th line of the grep result screen to open the target file in a new terminal. The cursor moves to the character in the search result.

Settings when using via Tera Term

Settings when using via Tera Term is as follows.

Using via Tera Term

Public functions for Javascript macros

Below is a list of published Javascript functions. Built-in v8 engine using rusty_v8.

Public functions for macros

Future Works

Grep-Replace function
Swap file

License

This project is distributed under the MIT License.

Dependencies

~79MB
~1.5M SLoC