private void ResourceGetsCreated(object sender, EventArgs args) { if (_mode == EditingMode.UserEditsExistingResource) { _view.ShowMessageToUser("Bitte erst die Änderungen speichern oder verwerfen!"); return; } TeachingResource newResource = new TeachingResource("Neue Ressource", "bitte ausfüllen"); _activeResource = newResource; _allResources.Add(newResource); if (_mode == EditingMode.EmptyDatabase) { _mode = EditingMode.UserEditsFirstNewResource; } else { _mode = EditingMode.UserEditsNewResource; _view.UpdateResourceCollectionView(_allResources); _view.HighlightLatestResource(); } _view.EnterEditNewMode(newResource); }
private void TeachingResourcesDGV_RowEnter(object sender, DataGridViewCellEventArgs e) { TeachingResource selected = teachingResourcesDGV.Rows[e.RowIndex].Tag as TeachingResource; TeachingResourceHandler handler = ResourceSelected; handler?.Invoke(selected); }
public TeachingResource LoadFirstEntry() { if (File.Exists(_fileName)) { IEnumerable <string> entries = File.ReadLines(_fileName); return(TeachingResource.BuildFromCsvLine(entries.First())); } return(null); }
public void EnterSelectExistingMode(TeachingResource selectedResource) { deleteButton.Enabled = true; cancelButton.Enabled = false; updateButton.Enabled = false; CurrentResource = selectedResource; titelTextBox.Text = selectedResource.Title; titelTextBox.Enabled = true; urlTextBox.Text = selectedResource.Url; urlTextBox.Enabled = true; titelTextBox.Select(); }
public void EnterEditNewMode(TeachingResource newResource) { createButton.Enabled = false; deleteButton.Enabled = false; cancelButton.Enabled = true; updateButton.Enabled = true; CurrentResource = newResource; titelTextBox.Text = newResource.Title; titelTextBox.Enabled = true; urlTextBox.Text = newResource.Url; urlTextBox.Enabled = true; titelTextBox.Select(); }
public IEnumerable <TeachingResource> LoadAllEntries() { List <TeachingResource> allResources = new List <TeachingResource>(); if (File.Exists(_fileName)) { IEnumerable <string> csvLines = File.ReadLines(_fileName); foreach (string entry in csvLines) { allResources.Add(TeachingResource.BuildFromCsvLine(entry)); } } return(allResources); }
private void ResourceGetsSelected(TeachingResource selectedResource) { if (selectedResource == null) { return; } if (_mode == EditingMode.NothingSelected || _mode == EditingMode.UserSelectedExistingResource) { _mode = EditingMode.UserSelectedExistingResource; _activeResource = selectedResource; _view.EnterSelectExistingMode(selectedResource); } else if (_mode == EditingMode.UserEditsNewResource) { // resource gets programmatically selected, but we ignore it while creation! return; } else { throw new InvalidOperationException($"UI ist im {_mode} Modus! Darin kann nicht selektiert werden!"); } }