curs_window - Linux
Overview
curs_window allows precise control over cursor movement and visibility in the Linux terminal. It is ideal for creating custom terminal applications, enhancing user interfaces, and debugging terminal-based programs.
Syntax
curs_window [options] [width] [height]
Options/Flags
- -A: Alternate screen buffer.
- -B: Blink cursor.
- -C: Clear screen.
- -f file: Read commands from file.
- -h: Help.
- -i: Invisible cursor.
- -I: Move cursor relative to current position.
- -l: Lower left corner of screen.
- -m: Set mouse tracking mode.
- -s: Start cursor.
- -V: Verify cursor position.
- -x: Hide cursor.
Examples
Position cursor at (10,10):
curs_window -I 10 10
Blink a visible cursor:
curs_window -B -s
Use an alternate screen buffer:
curs_window -A
Common Issues
- Cursor not visible: Check if the invisible cursor option (-i) is enabled.
- Mouse not tracking: Ensure the mouse tracking mode (-m) is activated.
- Unexpected screen clearing: Verify that clear screen option (-C) is not set accidentally.
Integration
Custom Terminal Application:
#!/bin/bash
curs_window
# Custom application code
Command Chaining:
ls | curs_window -C -I 10 10
Related Commands
- clear: Clear the screen.
- reset: Reset the terminal to default settings.
- tput: Set terminal parameters.