Add Drop functionality #75
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Change-Id: I0b63c1603bc09dcfd5dc7fcbfddaca0846abb2d4
Change-Id: I039004604086801fa3f99860bb17ecd238bdcc6b
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Summary of Changes
Hello @tiwiz, I'm Gemini Code Assist1! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed!
This pull request enhances the user experience in the creation flow by introducing drag and drop support for image uploads. It provides a more intuitive way for users to select images by simply dragging them onto the application's interface, complete with visual feedback and robust handling of the dropped image files.
Highlights
- Drag and Drop Implementation: Implemented core drag and drop functionality on the
CreationScreento allow users to import images by dragging them onto a designated area. This specifically targetsimage/jpegMIME types. - Visual Feedback for Drag Operations: Added dynamic visual cues, such as changing background color and a dashed border, to provide clear feedback when a drag operation is active over the image upload target.
- Image Processing and Storage: Introduced a new utility class,
DropBehaviour, to encapsulate the logic for handling dropped image URIs. This includes requesting necessary permissions, decoding the image, saving it as a JPEG file to the application's internal storage, and then passing the local file URI for further processing. - Composable API Integration: Extended existing composables (
CreationScreen,EditScreen,MainCreationPane) with anonDropCallbackparameter to integrate the new drag and drop events seamlessly into the UI state management.
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Code Review
This pull request introduces drag-and-drop functionality for images in the creation screen. A new DropBehaviour class encapsulates the logic for handling dropped items, including requesting permissions and processing the image. Suggestions have been made to improve robustness, remove debugging code, and handle different image formats more gracefully.
feature/creation/src/main/java/com/android/developers/androidify/creation/DropBehaviour.kt
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feature/creation/src/main/java/com/android/developers/androidify/creation/CreationScreen.kt
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feature/creation/src/main/java/com/android/developers/androidify/creation/CreationScreen.kt
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feature/creation/src/main/java/com/android/developers/androidify/creation/DropBehaviour.kt
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feature/creation/src/main/java/com/android/developers/androidify/creation/DropBehaviour.kt
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| val permission = activity.requestDragAndDropPermissions(targetEvent) | ||
| if (permission != null) { | ||
| try { | ||
| val inputUri = targetEvent.clipData.getItemAt(0).uri |
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can we always assume it'll be at 0 index?
feature/creation/src/main/java/com/android/developers/androidify/creation/CreationScreen.kt
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| try { | ||
| val inputUri = targetEvent.clipData.getItemAt(0).uri | ||
| activity.contentResolver.openInputStream(inputUri)?.use { inputStream -> | ||
| val bitmap = BitmapFactory.decodeStream(inputStream) |
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Might make more sense to use LocalFileProvider here instead of imageGenerationRepository as its not generating an image - just copying to internal storage. You probably need to also push this off to a background thread instead of main thread - check if StrictMode logs are complaining.
This PR introduce the possibility of dragging an image in the creation screen, for a better interaction on larger displays