七麦数据

Hello App Inventors!

This update contains the following bug fixes and improvements:

- Fix an issue where creating instances with the Clock component may crash the app
- Fix an issue that prevented the "min in list" and "max in list" blocks from working
- Fix an issue with Maps defaulting to the Atlantic ocean
- Fix an issue where LineStrings, Polygons, Rectangles, and Circles do not appear on the Map
- Fix reseting of layout constraints when switching projects
- Fix an issue where setting AlignHorizontal to Center would not actually center components
- Fix an issue where HTML assets in projects may not load in a WebViewer
- Make the TextToSpeech component stop speaking when switching screens
- Add the Spreadsheet component
- Add more layouts to the ListView component
- Add DefaultFileScope to Screen
- Add more features to the WebViewer component
- Implement more blocks for the ListView component
- Add support for the Barometer component
- Add support for the MagneticFieldSensor component
- Add support for the ProximitySensor component
- Increase the contrast for the hint color on text boxes
- Fix an issue where media could only be played once using the Player component
- Fix an issue where large amounts of content in the ListView would be truncated rather than wrapped
- Fix an issue where UTF-8 content would be misinterpreted in a Label when using the HTMLFormat option
- Fix an issue where background images were tiled rather than stretched to fill the viewport
- Fix an issue in the Spreadsheet component that caused the WriteColumn/WriteRow methods to append rather than overwrite data

Hello App Inventors!

This new version of MIT App Inventor includes the following bug fixes:

* Add a Stop method to the TextToSpeech component
* Fix a crash caused by using the SpeechRecognizer after TextToSpeech
* Fix missing properties in the ChatBot component
* Fix a race condition in the GyroscopeSensor that could crash the app
* Improve the performance of I/O operations in the File component

This version includes a number of improvements and bugfixes beyond the 2.64.1 version, including:

* Support for newer components related to generative artificial intelligence
* Support new list block operations like sorting and filtering
* Fix for ISO code lookup for languages
* Fix a crash when launching App Inventor for the first time when using a cellular connection
* Fix a bug that prevented switching between project screens
* Fix a positioning issue in the sprite collision detection algorithm
* Further stability improvements

We have been hard at work improving MIT App Inventor functionality. This version includes the following enhancements and bug fixes:

* Implemented WebRTC support for improved connectivity
* Implemented the Translator component
* Added Player support for HTTPS media streams
* Security improvements related to upcoming changes in browsers
* Fixed some hard coded constants
* Fixed an issue where the navigation bar would not reflect the project's PrimaryColor property
* Added a warning dialog if not on an active Wifi connection
* Fixed some internal rendezvous issues
* Fixed an issue where screens might be garbage collected early, resulting in crashes
* Fixed some issues related to Canvas and ImageSprite layouts

MIT App Inventor for iOS version 2.64 is a bugfix release that addresses the following issues:

* Fixed an issue where Player would not produce audio when phones were in silent mode
* Fixed an issue where Map features would not show title and description information
* Fixed an issue where setting the Canvas background to None would show a white background instead
* Fixed an issue where floating point values without a leading zero were parsed as symbols instead of numbers
* Fixed an issue where ImageSprites moved in a delayed fashion
* Fixed an issue where the Slider component did not respect the minimum value
* Added the ability to use localhost URLs in the WebViewer
* Made the screen stay on while editing your project
* Fixed an issue where a misspelling caused certain list blocks to not work correctly
* Made the Button LongClick event fire after 500 ms rather than when the button is released
* Added missing functionality related to parsing JSON and XML using dictionaries to the Web component
* Fixed an issue where WebViewString is not set when a webpage initially loads
* Implemented the missing join with separator and string reverse blocks
* Fixed a bug where JavaScript prompts were not displayed
* Fixed an issue where the YandexTranslate component would report a missing API key
* Add support for dropdown blocks, which is a feature coming soon in nb187
* Fix a bug where multiple calls to TextToSpeech would overlap
* Fix issues related to numbers not formatting correctly when converted to text
* Fix an issue where non-text values were converted to text when stored in globals
* Fix an issue where view constraints were not set up properly when Screen1.Initialize is invoked
* Fix an issue where URL parameters are not encoded properly
* Fix some issues related to JSON parsing in the Web component
* Fix an issue where the random number generator was not initialized on startup, always resulting in the same "random" sequence
* Fix an issue with drawing shapes on the Canvas
* Fix an issue related to dragging sprites on the Canvas
* Implemented a missing function that caused some error messages to not appear
* Fix an issue where certain return values were not converted into lists
* Fix an issue where JSON parsing would not return dictionaries even if it were requested
* Fix an issue where CloudDB's GotValue event would not fire when a value had been retrieved