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/lcarswallpaper/src/com/example/android/maxpapers/lcars/BatteryReceiver.java

http://lcarswallpaper.googlecode.com/
Java | 83 lines | 56 code | 9 blank | 18 comment | 2 complexity | 53a21abdf95c1a10d8413c0c5d446524 MD5 | raw file
    

  1. package com.example.android.maxpapers.lcars;

    2. 

  2. 

    3. 

  3. import android.content.BroadcastReceiver;

    4. 

  4. import android.content.Context;

    5. 

  5. import android.content.Intent;

    6. 

  6. import android.os.BatteryManager;

    7. 

  7. 

    8. 

  8. /**

    9. 

  9.  * @author cedarrapidsboy

    10. 

  10.  * Provider for battery information.

    11. 

  11.  *

    12. 

  12.  */

    13. 

  13. public class BatteryReceiver extends BroadcastReceiver {

    14. 

  14. 	

    15. 

  15. 	private static final String DEUTERIUM_STOPPED = "Deuterium refill stopped";

    16. 

  16. 	private static final String DEUTERIUM_FULL = "Deuterium tanks full";

    17. 

  17. 	private static final String DEUTERIUM_FLOW_NORMAL = "Deuterium flow normal";

    18. 

  18. 	private static final String DEUTERIUM_REFILLING = "Refilling deuterium";

    19. 

  19. 	private static final String DEUTERIUM_STATUS_UNKNOWN = "Deuterium status unknown";

    20. 

  20. 	private int level = 0;

    21. 

  21. 	private String status = DEUTERIUM_STATUS_UNKNOWN;

    22. 

  22. 	private double eV = 0.0d;

    23. 

  23. 

    24. 

  24. 	@Override

    25. 

  25. 	public void onReceive(Context context, Intent intent) {

    26. 

  26. 		level = intent.getIntExtra(BatteryManager.EXTRA_LEVEL, 0);

    27. 

  27. 		status = DEUTERIUM_STATUS_UNKNOWN;

    28. 

  28. 		eV = 0.0d;

    29. 

  29. 		int s = intent.getIntExtra(BatteryManager.EXTRA_STATUS, 0);

    30. 

  30. 		switch (s) {

    31. 

  31. 		case BatteryManager.BATTERY_STATUS_CHARGING:

    32. 

  32. 			status = DEUTERIUM_REFILLING;

    33. 

  33. 			break;

    34. 

  34. 		case BatteryManager.BATTERY_STATUS_DISCHARGING:

    35. 

  35. 			status = DEUTERIUM_FLOW_NORMAL;

    36. 

  36. 			break;

    37. 

  37. 		case BatteryManager.BATTERY_STATUS_FULL:

    38. 

  38. 			status = DEUTERIUM_FULL;

    39. 

  39. 			break;

    40. 

  40. 		case BatteryManager.BATTERY_STATUS_NOT_CHARGING:

    41. 

  41. 			status = DEUTERIUM_STOPPED;

    42. 

  42. 			break;

    43. 

  43. 		case BatteryManager.BATTERY_STATUS_UNKNOWN:

    44. 

  44. 			status = DEUTERIUM_STATUS_UNKNOWN;

    45. 

  45. 			break;

    46. 

  46. 

    47. 

  47. 		}

    48. 

  48. 		int i = intent.getIntExtra(BatteryManager.EXTRA_VOLTAGE, 0);

    49. 

  49. 		eV = DateCalc.roundToDecimals(i / 1000d, 2);

    50. 

  50. 	}

    51. 

  51. 	

    52. 

  52. 	/**

    53. 

  53. 	 * @return battery percentage (0-100)

    54. 

  54. 	 */

    55. 

  55. 	public int getBatteryLevel(){

    56. 

  56. 		return level;

    57. 

  57. 	}

    58. 

  58. 	

    59. 

  59. 	/**

    60. 

  60. 	 * @return battery voltage

    61. 

  61. 	 */

    62. 

  62. 	public double geteV(){

    63. 

  63. 		return eV;

    64. 

  64. 	}

    65. 

  65. 	

    66. 

  66. 	/**

    67. 

  67. 	 * @return lcars-themed battery status message

    68. 

  68. 	 */

    69. 

  69. 	public String getStatus(){

    70. 

  70. 		return status;

    71. 

  71. 	}

    72. 

  72. 

    73. 

  73. 	/**

    74. 

  74. 	 * @param threshold percentage (<=) that will trigger a true

    75. 

  75. 	 * @return true if battery level is below or equal to threshold

    76. 

  76. 	 */

    77. 

  77. 	public boolean isBatteryLow(int threshold){

    78. 

  78. 		if (level <= threshold){

    79. 

  79. 			return true;

    80. 

  80. 		}

    81. 

  81. 		return false;

    82. 

  82. 	}

    83. 

  83. }

    84. 

  84.