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Fix editing delta is wrong when using delete key
#36616
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Renzo-Olivares
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Oct 5, 2022
| if (isTextBeingRemoved) { | ||
| // When text is deleted outside of the composing region or is cut using the native toolbar, | ||
| // we calculate the length of the deleted text by comparing the new and old editing state lengths. | ||
| // This value is then subtracted from the end position of the delta to capture the deleted range. |
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| // This value is then subtracted from the end position of the delta to capture the deleted range. | ||
| final int deletedLength = newTextEditingDeltaState.oldText.length - newEditingState.text!.length; | ||
| newTextEditingDeltaState.deltaStart = newTextEditingDeltaState.deltaEnd - deletedLength; | ||
| final bool backwardDeletion = newEditingState.baseOffset != lastEditingState?.baseOffset; |
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This seems fine to me, though I wonder if RTL affects this at all.
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@bleroux @Renzo-Olivares |
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Description
Before this PR, hitting the delete key causes
DeltaTextInputClientto send incorrect delta on Web platform.Related Issue
Fixes flutter/flutter#112920
Fixes flutter/samples#1424
Tests
Updates 1 test.
Adds 2 tests.