VisibleToBoolConvert.cs 2.3 KB

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  1. using System;
  2. using System.Collections.Generic;
  3. using System.Globalization;
  4. using System.Linq;
  5. using System.Text;
  6. using System.Threading.Tasks;
  7. using System.Windows;
  8. using System.Windows.Data;
  9. namespace PDF_Master.DataConvert
  10. {
  11. public class VisibleToBoolConvert : IValueConverter
  12. {
  13. public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
  14. {
  15. if (value == null)
  16. {
  17. return false;
  18. }
  19. else
  20. {
  21. if ((Visibility)value==Visibility.Visible)
  22. {
  23. return true;
  24. }
  25. else
  26. {
  27. return false;
  28. }
  29. }
  30. }
  31. public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
  32. {
  33. if (value == null)
  34. {
  35. return Visibility.Collapsed;
  36. }
  37. else
  38. {
  39. if ((bool)value)
  40. {
  41. return Visibility.Visible;
  42. }
  43. else
  44. {
  45. return Visibility.Collapsed;
  46. }
  47. }
  48. }
  49. }
  50. public class UnVisibleToBoolConvert : IValueConverter
  51. {
  52. public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
  53. {
  54. if (value == null)
  55. {
  56. return false;
  57. }
  58. else
  59. {
  60. if ((Visibility)value==Visibility.Collapsed)
  61. {
  62. return true;
  63. }
  64. else
  65. {
  66. return false;
  67. }
  68. }
  69. }
  70. public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
  71. {
  72. if (value == null)
  73. {
  74. return Visibility.Visible;
  75. }
  76. else
  77. {
  78. if ((bool)value)
  79. {
  80. return Visibility.Collapsed;
  81. }
  82. else
  83. {
  84. return Visibility.Visible;
  85. }
  86. }
  87. }
  88. }
  89. }