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Dynamically grow/shrink dimensions of RIEInput during editing #65

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Dynamically grow/shrink dimensions of RIEInput during editing #65

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16 changes: 16 additions & 0 deletions src/RIEStatefulBase.js
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Original file line number Diff line number Diff line change
Expand Up @@ -44,6 +44,20 @@ export default class RIEStatefulBase extends RIEBase {
else if (event.keyCode === 27) { this.cancelEditing() } // Escape
};

keyUp = () => {
debug('keyUp')
this.resizeInput(this.refs.input);
};

resizeInput = (input) => {
if (!input.startW) { input.startW = input.offsetWidth; }
const style = input.style;
style.width = 0; // recalculate from 0, in case characters are deleted
let desiredW = input.scrollWidth;
desiredW += input.offsetHeight; // pad to reduce jerkyness when typing
style.width = Math.max(desiredW, input.startW) + 'px';
}

textChanged = (event) => {
debug('textChanged(${event.target.value})')
this.doValidations(event.target.value.trim());
Expand All @@ -56,6 +70,7 @@ export default class RIEStatefulBase extends RIEBase {
if (this.state.editing && !prevState.editing) {
debug('entering edit mode')
inputElem.focus();
this.resizeInput(inputElem);
this.selectInputText(inputElem);
} else if (this.state.editing && prevProps.text != this.props.text) {
debug('not editing && text not equal previous props -- finishing editing')
Expand All @@ -73,6 +88,7 @@ export default class RIEStatefulBase extends RIEBase {
onBlur={this.elementBlur}
ref="input"
onKeyDown={this.keyDown}
onKeyUp={this.keyUp}
{...this.props.editProps} />;
};

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