Begin to read in files at startup
This commit is contained in:
parent
88f7ab0e8d
commit
2eccabeaa5
1
.gitignore
vendored
1
.gitignore
vendored
@ -1 +1,2 @@
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/target
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.idea
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@ -0,0 +1,9 @@
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import curses
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def write_buffer(stdscr, data):
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count = 0
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for line in data["buffer_list"]:
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str_line = "".join(line)
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stdscr.addstr(count, len(data["info_bar"][0]), str_line + (" " * (len(line) - 1)), curses.color_pair(1))
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count += 1
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4
core/files.py
Normal file
4
core/files.py
Normal file
@ -0,0 +1,4 @@
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def open_file(file):
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with open(file) as f:
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lines = f.readlines()
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return lines
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@ -9,7 +9,7 @@ def themes(data):
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# Add spaces before each part
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icon = f" {data['icon']}"
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mode = f" {data['mode'].upper()}"
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file = f" {data['file']}"
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file = f" {data['buffer_name']}"
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else:
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# The theme colors
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@ -18,7 +18,7 @@ def themes(data):
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# Add spaces on either end
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icon = f" {data['icon']} "
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mode = f" {data['mode'].upper()} "
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file = f" {data['file']} "
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file = f" {data['buffer_name']} "
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return colors, icon, mode, file
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@ -1,17 +1,17 @@
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from sys import exit
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from core import cursor
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import curses
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def goodbye(stdscr, data):
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# The prompt message
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prompt = "Really quit lambda? (y or n): "
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saved = "All changes are saved."
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prompt = "Really quit? (y or n): "
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# Clear the bottom line
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stdscr.addstr(data["height"]-1, 0, " " * (data["width"] - 1), curses.color_pair(1))
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stdscr.addstr(data["height"] - 1, 0, " " * (data["width"] - 1), curses.color_pair(1))
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# Print the prompt
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stdscr.addstr(data["height"]-1, 0, prompt, curses.color_pair(11))
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stdscr.addstr(data["height"] - 1, 0, prompt, curses.color_pair(11))
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# Wait for and capture a key press from the user
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key = stdscr.getch()
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@ -21,17 +21,17 @@ def goodbye(stdscr, data):
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exit()
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# Clear the bottom line again
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stdscr.addstr(data["height"]-1, 0, " " * (data["width"] - 1), curses.color_pair(1))
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stdscr.addstr(data["height"] - 1, 0, " " * (data["width"] - 1), curses.color_pair(1))
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def error(stdscr, data, error_msg):
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# Print the error message to the bottom line
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error_msg = f"ERROR: {error_msg}"
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stdscr.addstr(data["height"]-1, 0, error_msg, curses.color_pair(3))
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stdscr.addstr(data["height"]-1, len(error_msg) + 1, "(press any key) ", curses.color_pair(1))
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stdscr.addstr(data["height"] - 1, 0, error_msg, curses.color_pair(3))
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stdscr.addstr(data["height"] - 1, len(error_msg) + 1, "(press any key) ", curses.color_pair(1))
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# Wait for a key to be pressed
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stdscr.getch()
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# Clear the bottom line
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stdscr.addstr(data["height"]-1, 0, " " * (data["width"] - 1), curses.color_pair(1))
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stdscr.addstr(data["height"] - 1, 0, " " * (data["width"] - 1), curses.color_pair(1))
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94
lambda
94
lambda
@ -1,93 +1,3 @@
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#!/usr/bin/python
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from core import colors, cursor, mode
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import os
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import curses
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import argparse
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#!/bin/sh
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def start_screen(stdscr):
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# Get window height and width
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height, width = stdscr.getmaxyx()
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# Startup text
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title = "λ Lambda"
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subtext = [
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"Next generation hackable text editor for nerds",
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"",
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"Type :h to open the README.md document",
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"Type :o <file> to open a file and edit",
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"Type :q or <C-c> to quit lambda"
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]
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# Centering calculations
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start_x_title = int((width // 2) - (len(title) // 2) - len(title) % 2)
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start_y = int((height // 2) - 2)
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# Rendering title
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stdscr.addstr(start_y, start_x_title, title, curses.color_pair(7) | curses.A_BOLD)
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# Print the subtext
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for text in subtext:
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start_y += 1
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start_x = int((width // 2) - (len(text) // 2) - len(text) % 2)
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stdscr.addstr(start_y, start_x, text)
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def start(stdscr, file):
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# Initialise data before starting
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data = {
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"cursor_y": 0,
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"cursor_x": 0,
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"height": 0,
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"width": 0,
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"mode": "normal",
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"icon": "λ",
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"file": file,
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"statusbar_theme": "filled"
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}
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# Initialise colors
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colors.init_colors()
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# Change the cursor shape
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cursor.cursor_mode("block")
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# Start the screen
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start_screen(stdscr)
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# Main loop
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while True:
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# Get the height and width of the screen
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data["height"], data["width"] = stdscr.getmaxyx()
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# Activate the next mode
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data = mode.activate(stdscr, data)
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# Refresh and clear the screen
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stdscr.refresh()
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stdscr.clear()
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def main():
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parser = argparse.ArgumentParser(description="Process some integers.")
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parser.add_argument("file", metavar="file", type=str, nargs="?",
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help="File to open")
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args = parser.parse_args()
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# Check the file name
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if args.file:
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file = args.file
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else:
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file = "[No Name]"
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# Change the escape delay to 25ms
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# Fixes an issue where esc takes too long to press
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os.environ.setdefault("ESCDELAY", "25")
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# Initialise the screen
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curses.wrapper(start, file)
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if __name__ == "__main__":
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main()
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python3 ./lambda.py $@
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104
lambda.py
Executable file
104
lambda.py
Executable file
@ -0,0 +1,104 @@
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from core import colors, cursor, mode, files, buffer
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import os
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import curses
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import argparse
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def start_screen(stdscr):
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# Get window height and width
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height, width = stdscr.getmaxyx()
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# Startup text
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title = "λ Lambda"
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subtext = [
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"Next generation hackable text editor for nerds",
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"",
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"Type :h to open the README.md document",
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"Type :o <file> to open a file and edit",
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"Type :q or <C-c> to quit lambda.py"
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]
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# Centering calculations
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start_x_title = int((width // 2) - (len(title) // 2) - len(title) % 2)
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start_y = int((height // 2) - 2)
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# Rendering title
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stdscr.addstr(start_y, start_x_title, title, curses.color_pair(7) | curses.A_BOLD)
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# Print the subtext
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for text in subtext:
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start_y += 1
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start_x = int((width // 2) - (len(text) // 2) - len(text) % 2)
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stdscr.addstr(start_y, start_x, text)
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def start(stdscr, buffer_name, buffer_list):
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# Initialise data before starting
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data = {
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"cursor_y": 0,
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"cursor_x": 0,
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"height": 0,
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"width": 0,
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"mode": "normal",
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"icon": "λ",
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"info_bar": [" "],
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"buffer_name": buffer_name,
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"buffer_list": buffer_list,
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"statusbar_theme": "filled"
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}
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# Initialise colors
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colors.init_colors()
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# Change the cursor shape
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cursor.cursor_mode("block")
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# Start the screen
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if data["buffer_name"] == "[No Name]":
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start_screen(stdscr)
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# Main loop
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while True:
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# Get the height and width of the screen
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data["height"], data["width"] = stdscr.getmaxyx()
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# Write the buffer to the screen
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buffer.write_buffer(stdscr, data)
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# Activate the next mode
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data = mode.activate(stdscr, data)
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# Refresh and clear the screen
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stdscr.refresh()
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stdscr.clear()
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def main():
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parser = argparse.ArgumentParser(description="Process some integers.")
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parser.add_argument("file", metavar="file", type=str, nargs="?",
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help="File to open")
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args = parser.parse_args()
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# Check if a file name has been inputted
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if args.file:
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buffer_name = args.file
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buffer_list = files.open_file(buffer_name)
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# Convert each line into a list of lists with each element of the sublist representing one character
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for index, line in enumerate(buffer_list):
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buffer_list[index] = list(line)
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else:
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buffer_name = "[No Name]"
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buffer_list = [[""]]
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# Change the escape delay to 25ms
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# Fixes an issue where esc takes too long to press
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os.environ.setdefault("ESCDELAY", "25")
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# Initialise the screen
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curses.wrapper(start, buffer_name, buffer_list)
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if __name__ == "__main__":
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main()
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@ -22,6 +22,11 @@ def execute(data, key):
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# Exit normal mode and enter insert mode
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data["mode"] = "insert"
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elif key == ord("I"):
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# Exit normal mode and enter insert mode
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data["cursor_x"] += 1
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data["mode"] = "insert"
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elif key in (ord(":"), ord(";")):
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# Exit normal mode and enter command mode
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data["mode"] = "command"
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