aboutsummaryrefslogtreecommitdiffstats
path: root/Adjbacklight.java
diff options
context:
space:
mode:
Diffstat (limited to 'Adjbacklight.java')
-rw-r--r--Adjbacklight.java141
1 files changed, 0 insertions, 141 deletions
diff --git a/Adjbacklight.java b/Adjbacklight.java
deleted file mode 100644
index 10ea8d2..0000000
--- a/Adjbacklight.java
+++ /dev/null
@@ -1,141 +0,0 @@
-/**
- * adjbacklight – Convient method for adjusting the backlight on your portable computer
- *
- * Copyright © 2012, 2013, 2014 Mattias Andrée (maandree@member.fsf.org)
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-import java.io.*;
-import java.util.*;
-
-
-/**
- * Interactive backlight adjustment
- *
- * @author Mattias Andrée, <a href="mailto:maandree@member.fsf.org">maandree@member.fsf.org</a>
- */
-public class Adjbacklight
-{
- /**
- * The is the main entry point of the program
- *
- * @param args Expects the three values: terminal height, terminal width, backlight device
- * @throws IOException On error
- */
- public static void main(final String... args) throws IOException
- {
- String dir = "/sys/class/backlight/" + args[2] + "/";
- int width = Integer.parseInt(args[1]);
- int max = 0, min = 0, cur = 0;
-
- { InputStream is = null;
- try
- { is = new FileInputStream(dir + "brightness");
- Scanner sc = new Scanner(is);
- cur = Integer.parseInt(sc.nextLine());
- }
- finally
- { if (is != null)
- is.close();
- }
- }
- { InputStream is = null;
- try
- { is = new FileInputStream(dir + "max_brightness");
- Scanner sc = new Scanner(is);
- max = Integer.parseInt(sc.nextLine());
- }
- finally
- { if (is != null)
- is.close();
- }
- }
-
- if (max <= min)
- System.exit(127);
- int step = (max - min) / 200;
- int init = cur;
- if (step == 0)
- step = 1;
-
- System.out.print("\n\n\n\n\n\n");
- print(min, max, init, cur, width);
-
- for (int d; (d = System.in.read()) != -1;)
- switch (d)
- {
- case 'q':
- case '\n':
- case 4:
- System.out.println();
- return;
-
- case 'A':
- case 'C': cur += step << 1;
- case 'B':
- case 'D': cur -= step;
-
- if (cur < min) cur = min;
- if (cur > max) cur = max;
-
- { OutputStream os = null;
- try
- { os = new FileOutputStream(dir + "brightness");
- os.write((cur + "\n").getBytes("UTF-8"));
- os.flush();
- print(min, max, init, cur, width);
- }
- finally
- { if (os != null)
- os.close();
- }
- }
- break;
- }
- }
-
- /**
- * Print the status
- *
- * @param min The minimum possible brightness
- * @param max The maximum possible brightness
- * @param init The brightness used when the program started
- * @param cur The current brightness
- * @param width The width of the terminal
- */
- private static void print(int min, int max, int init, int cur, int width)
- {
- String line = "──────────────────────────────────";
- while (line.length() < width - 2)
- line += line;
- line = line.substring(0, width - 2);
-
- String space = " ";
- while (space.length() < width - 2)
- space += space;
- space = space.substring(0, width - 2);
-
- int mid = (int)((cur - min) * (width - 2.) / (max - min) + 0.5);
-
- System.out.print("\033[1000D\033[6A");
- System.out.println("\033[2K┌" + line + "┐");
- System.out.println("\033[2K│\033[47m" + space.substring(0, mid) + "\033[49m" + space.substring(mid) + "│");
- System.out.println("\033[2K└" + line + "┘");
- System.out.println("\033[2KMaximum brightness: " + max);
- System.out.println("\033[2KInitial brightness: " + init);
- System.out.println("\033[2KCurrent brightness: " + cur);
- }
-
-}
-