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| 1 | +using System.Windows.Input; |
| 2 | +using Matisco.Wpf.Controls.Buttons; |
| 3 | +using Matisco.Wpf.Interfaces; |
| 4 | +using Prism.Commands; |
| 5 | +using Prism.Mvvm; |
| 6 | +using Prism.Regions; |
| 7 | + |
| 8 | +namespace Example.BusinessApp.Infrastructure.Screens |
| 9 | +{ |
| 10 | + public abstract class EditScreenBase : ScreenBase, INavigationAware, IEditor |
| 11 | + { |
| 12 | + private bool _editMode; |
| 13 | + private string _editSaveMessage; |
| 14 | + private string _cancelCloseMessage; |
| 15 | + private ButtonImageEnum _editSaveButtonImage; |
| 16 | + private ButtonImageEnum _cancelCloseButtonImage; |
| 17 | + |
| 18 | + public bool EditMode |
| 19 | + { |
| 20 | + get { return _editMode; } |
| 21 | + set |
| 22 | + { |
| 23 | + _editMode = value; |
| 24 | + OnPropertyChanged(); |
| 25 | + } |
| 26 | + } |
| 27 | + |
| 28 | + public string EditSaveMessage |
| 29 | + { |
| 30 | + get { return _editSaveMessage; } |
| 31 | + set |
| 32 | + { |
| 33 | + _editSaveMessage = value; |
| 34 | + OnPropertyChanged(); |
| 35 | + } |
| 36 | + } |
| 37 | + |
| 38 | + public string CancelCloseMessage |
| 39 | + { |
| 40 | + get { return _cancelCloseMessage; } |
| 41 | + set |
| 42 | + { |
| 43 | + _cancelCloseMessage = value; |
| 44 | + OnPropertyChanged(); |
| 45 | + } |
| 46 | + } |
| 47 | + |
| 48 | + public ButtonImageEnum EditSaveButtonImage |
| 49 | + { |
| 50 | + get { return _editSaveButtonImage; } |
| 51 | + set |
| 52 | + { |
| 53 | + _editSaveButtonImage = value; |
| 54 | + OnPropertyChanged(); |
| 55 | + } |
| 56 | + } |
| 57 | + |
| 58 | + public ButtonImageEnum CancelCloseButtonImage |
| 59 | + { |
| 60 | + get { return _cancelCloseButtonImage; } |
| 61 | + set |
| 62 | + { |
| 63 | + _cancelCloseButtonImage = value; |
| 64 | + OnPropertyChanged(); |
| 65 | + } |
| 66 | + } |
| 67 | + |
| 68 | + public ICommand EditSaveCommand => new DelegateCommand(EditOrSave); |
| 69 | + |
| 70 | + public ICommand CancelCloseCommand => new DelegateCommand(CancelOrClose); |
| 71 | + |
| 72 | + public abstract void OnNavigatedTo(NavigationContext navigationContext); |
| 73 | + |
| 74 | + public virtual bool IsNavigationTarget(NavigationContext navigationContext) |
| 75 | + { |
| 76 | + return true; |
| 77 | + } |
| 78 | + |
| 79 | + public virtual void OnNavigatedFrom(NavigationContext navigationContext) |
| 80 | + { |
| 81 | + } |
| 82 | + |
| 83 | + protected void SetEditMode(bool mode) |
| 84 | + { |
| 85 | + EditMode = mode; |
| 86 | + if (mode) |
| 87 | + { |
| 88 | + EditSaveMessage = Translate("Save"); |
| 89 | + CancelCloseMessage = Translate("Cancel"); |
| 90 | + EditSaveButtonImage = ButtonImageEnum.Check; |
| 91 | + CancelCloseButtonImage = ButtonImageEnum.WindowClose; |
| 92 | + } |
| 93 | + else |
| 94 | + { |
| 95 | + EditSaveMessage = Translate("Edit"); |
| 96 | + CancelCloseMessage = Translate("Close"); |
| 97 | + EditSaveButtonImage = ButtonImageEnum.Edit; |
| 98 | + CancelCloseButtonImage = ButtonImageEnum.Clear; |
| 99 | + } |
| 100 | + } |
| 101 | + |
| 102 | + protected abstract void Cancel(); |
| 103 | + |
| 104 | + protected abstract void Close(); |
| 105 | + |
| 106 | + protected abstract void Edit(); |
| 107 | + |
| 108 | + protected abstract void Save(); |
| 109 | + |
| 110 | + private void CancelOrClose() |
| 111 | + { |
| 112 | + if (EditMode) |
| 113 | + { |
| 114 | + Cancel(); |
| 115 | + } |
| 116 | + else |
| 117 | + { |
| 118 | + Close(); |
| 119 | + } |
| 120 | + } |
| 121 | + |
| 122 | + private void EditOrSave() |
| 123 | + { |
| 124 | + if (EditMode) |
| 125 | + { |
| 126 | + Save(); |
| 127 | + } |
| 128 | + else |
| 129 | + { |
| 130 | + Edit(); |
| 131 | + } |
| 132 | + } |
| 133 | + |
| 134 | + public virtual bool HasUnsavedChanges() |
| 135 | + { |
| 136 | + return false; |
| 137 | + } |
| 138 | + |
| 139 | + } |
| 140 | +} |
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