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hw3: PhotoAlbumView: disable unusable buttons

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This commit is contained in:
Yuri Tatishchev 2025-03-25 00:09:01 -07:00
parent 63864e4e25
commit 528254c9bc
Signed by: CaZzzer
GPG Key ID: E0EBF441EA424369
1 changed files with 15 additions and 0 deletions
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15
hw3/src/view/PhotoAlbumView.java
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@ -64,6 +64,14 @@ public class PhotoAlbumView extends JFrame implements PhotoAlbumModel.ModelChang
controlPanel.add(deleteButton);
controlPanel.add(sortingCombo);
add(controlPanel, BorderLayout.SOUTH);
// Disable navigation buttons by default
previousButton.setEnabled(false);
nextButton.setEnabled(false);
deleteButton.setEnabled(false);
// Select default sorting option
sortingCombo.setSelectedIndex(1);
}
public void setController(PhotoAlbumController controller) {
@ -89,6 +97,7 @@ public class PhotoAlbumView extends JFrame implements PhotoAlbumModel.ModelChang
public void onModelChanged() {
updatePhotoList();
updateCurrentPhoto();
updateNavigationButtons();
}
private void updatePhotoList() {
@ -116,6 +125,12 @@ public class PhotoAlbumView extends JFrame implements PhotoAlbumModel.ModelChang
}
}
private void updateNavigationButtons() {
previousButton.setEnabled(model.hasPrevious());
nextButton.setEnabled(model.hasNext());
deleteButton.setEnabled(model.getCurrentPhoto() != null);
}
private ImageIcon loadImage(String path) {
try {
ImageIcon icon = new ImageIcon(path);