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fix backspace event for android #142

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fix backspace event for android #142

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5 changes: 3 additions & 2 deletions src/mask.js
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Original file line number Diff line number Diff line change
Expand Up @@ -483,7 +483,7 @@ angular.module('ui.mask', [])

function keydownHandler(e) {
/*jshint validthis: true */
var isKeyBackspace = e.which === 8,
var isKeyBackspace = e.which === 8 || e.which === 229,
caretPos = getCaretPosition(this) - 1 || 0; //value in keydown is pre change so bump caret position back to simulate post change

if (isKeyBackspace) {
Expand Down Expand Up @@ -534,7 +534,7 @@ angular.module('ui.mask', [])

isKeyLeftArrow = eventWhich === 37,
// Necessary due to "input" event not providing a key code
isKeyBackspace = eventWhich === 8 || (eventType !== 'keyup' && isDeletion && (caretPosDelta === -1)),
isKeyBackspace = eventWhich === 8 || eventWhich === 229 || (eventType !== 'keyup' && isDeletion && (caretPosDelta === -1)),
isKeyDelete = eventWhich === 46 || (eventType !== 'keyup' && isDeletion && (caretPosDelta === 0) && !wasSelected),
// Handles cases where caret is moved and placed in front of invalid maskCaretMap position. Logic below
// ensures that, on click or leftward caret placement, caret is moved leftward until directly right of
Expand All @@ -550,6 +550,7 @@ angular.module('ui.mask', [])
}

if (isKeyBackspace && preventBackspace) {
preventBackspace = false;
iElement.val(maskPlaceholder);
// This shouldn't be needed but for some reason after aggressive backspacing the controller $viewValue is incorrect.
// This keeps the $viewValue updated and correct.
Expand Down