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- import {
- addClass,
- empty,
- fastInnerHTML,
- getComputedStyle,
- getCssTransform,
- getScrollableElement,
- offset,
- outerHeight,
- outerWidth,
- resetCssTransform,
- } from './../helpers/dom/element';
- import {stopImmediatePropagation} from './../helpers/dom/event';
- import {KEY_CODES} from './../helpers/unicode';
- import BaseEditor, {EditorState} from './_baseEditor';
- const SelectEditor = BaseEditor.prototype.extend();
- /**
- * @private
- * @editor SelectEditor
- * @class SelectEditor
- */
- SelectEditor.prototype.init = function() {
- this.select = document.createElement('SELECT');
- addClass(this.select, 'htSelectEditor');
- this.select.style.display = 'none';
- this.instance.rootElement.appendChild(this.select);
- this.registerHooks();
- };
- SelectEditor.prototype.registerHooks = function() {
- this.instance.addHook('afterScrollHorizontally', () => this.refreshDimensions());
- this.instance.addHook('afterScrollVertically', () => this.refreshDimensions());
- this.instance.addHook('afterColumnResize', () => this.refreshDimensions());
- this.instance.addHook('afterRowResize', () => this.refreshDimensions());
- };
- SelectEditor.prototype.prepare = function() {
- BaseEditor.prototype.prepare.apply(this, arguments);
- var selectOptions = this.cellProperties.selectOptions;
- var options;
- if (typeof selectOptions == 'function') {
- options = this.prepareOptions(selectOptions(this.row, this.col, this.prop));
- } else {
- options = this.prepareOptions(selectOptions);
- }
- empty(this.select);
- for (var option in options) {
- if (Object.prototype.hasOwnProperty.call(options, option)) {
- var optionElement = document.createElement('OPTION');
- optionElement.value = option;
- fastInnerHTML(optionElement, options[option]);
- this.select.appendChild(optionElement);
- }
- }
- };
- SelectEditor.prototype.prepareOptions = function(optionsToPrepare) {
- var preparedOptions = {};
- if (Array.isArray(optionsToPrepare)) {
- for (var i = 0, len = optionsToPrepare.length; i < len; i++) {
- preparedOptions[optionsToPrepare[i]] = optionsToPrepare[i];
- }
- } else if (typeof optionsToPrepare == 'object') {
- preparedOptions = optionsToPrepare;
- }
- return preparedOptions;
- };
- SelectEditor.prototype.getValue = function() {
- return this.select.value;
- };
- SelectEditor.prototype.setValue = function(value) {
- this.select.value = value;
- };
- var onBeforeKeyDown = function(event) {
- var instance = this;
- var editor = instance.getActiveEditor();
- switch (event.keyCode) {
- case KEY_CODES.ARROW_UP:
- var previousOptionIndex = editor.select.selectedIndex - 1;
- if (previousOptionIndex >= 0) {
- editor.select[previousOptionIndex].selected = true;
- }
- stopImmediatePropagation(event);
- event.preventDefault();
- break;
- case KEY_CODES.ARROW_DOWN:
- var nextOptionIndex = editor.select.selectedIndex + 1;
- if (nextOptionIndex <= editor.select.length - 1) {
- editor.select[nextOptionIndex].selected = true;
- }
- stopImmediatePropagation(event);
- event.preventDefault();
- break;
- default:
- break;
- }
- };
- SelectEditor.prototype.open = function() {
- this._opened = true;
- this.refreshDimensions();
- this.select.style.display = '';
- this.instance.addHook('beforeKeyDown', onBeforeKeyDown);
- };
- SelectEditor.prototype.close = function() {
- this._opened = false;
- this.select.style.display = 'none';
- this.instance.removeHook('beforeKeyDown', onBeforeKeyDown);
- };
- SelectEditor.prototype.focus = function() {
- this.select.focus();
- };
- SelectEditor.prototype.refreshValue = function() {
- let sourceData = this.instance.getSourceDataAtCell(this.row, this.prop);
- this.originalValue = sourceData;
- this.setValue(sourceData);
- this.refreshDimensions();
- };
- SelectEditor.prototype.refreshDimensions = function() {
- if (this.state !== EditorState.EDITING) {
- return;
- }
- this.TD = this.getEditedCell();
- // TD is outside of the viewport.
- if (!this.TD) {
- this.close();
- return;
- }
- var
- width = outerWidth(this.TD) + 1,
- height = outerHeight(this.TD) + 1,
- currentOffset = offset(this.TD),
- containerOffset = offset(this.instance.rootElement),
- scrollableContainer = getScrollableElement(this.TD),
- editTop = currentOffset.top - containerOffset.top - 1 - (scrollableContainer.scrollTop || 0),
- editLeft = currentOffset.left - containerOffset.left - 1 - (scrollableContainer.scrollLeft || 0),
- editorSection = this.checkEditorSection(),
- cssTransformOffset;
- const settings = this.instance.getSettings();
- let rowHeadersCount = settings.rowHeaders ? 1 : 0;
- let colHeadersCount = settings.colHeaders ? 1 : 0;
- switch (editorSection) {
- case 'top':
- cssTransformOffset = getCssTransform(this.instance.view.wt.wtOverlays.topOverlay.clone.wtTable.holder.parentNode);
- break;
- case 'left':
- cssTransformOffset = getCssTransform(this.instance.view.wt.wtOverlays.leftOverlay.clone.wtTable.holder.parentNode);
- break;
- case 'top-left-corner':
- cssTransformOffset = getCssTransform(this.instance.view.wt.wtOverlays.topLeftCornerOverlay.clone.wtTable.holder.parentNode);
- break;
- case 'bottom-left-corner':
- cssTransformOffset = getCssTransform(this.instance.view.wt.wtOverlays.bottomLeftCornerOverlay.clone.wtTable.holder.parentNode);
- break;
- case 'bottom':
- cssTransformOffset = getCssTransform(this.instance.view.wt.wtOverlays.bottomOverlay.clone.wtTable.holder.parentNode);
- break;
- default:
- break;
- }
- if (this.instance.getSelected()[0] === 0) {
- editTop += 1;
- }
- if (this.instance.getSelected()[1] === 0) {
- editLeft += 1;
- }
- var selectStyle = this.select.style;
- if (cssTransformOffset && cssTransformOffset != -1) {
- selectStyle[cssTransformOffset[0]] = cssTransformOffset[1];
- } else {
- resetCssTransform(this.select);
- }
- const cellComputedStyle = getComputedStyle(this.TD);
- if (parseInt(cellComputedStyle.borderTopWidth, 10) > 0) {
- height -= 1;
- }
- if (parseInt(cellComputedStyle.borderLeftWidth, 10) > 0) {
- width -= 1;
- }
- selectStyle.height = `${height}px`;
- selectStyle.minWidth = `${width}px`;
- selectStyle.top = `${editTop}px`;
- selectStyle.left = `${editLeft}px`;
- selectStyle.margin = '0px';
- };
- SelectEditor.prototype.getEditedCell = function() {
- var editorSection = this.checkEditorSection(),
- editedCell;
- switch (editorSection) {
- case 'top':
- editedCell = this.instance.view.wt.wtOverlays.topOverlay.clone.wtTable.getCell({
- row: this.row,
- col: this.col
- });
- this.select.style.zIndex = 101;
- break;
- case 'corner':
- editedCell = this.instance.view.wt.wtOverlays.topLeftCornerOverlay.clone.wtTable.getCell({
- row: this.row,
- col: this.col
- });
- this.select.style.zIndex = 103;
- break;
- case 'left':
- editedCell = this.instance.view.wt.wtOverlays.leftOverlay.clone.wtTable.getCell({
- row: this.row,
- col: this.col
- });
- this.select.style.zIndex = 102;
- break;
- default:
- editedCell = this.instance.getCell(this.row, this.col);
- this.select.style.zIndex = '';
- break;
- }
- return editedCell != -1 && editedCell != -2 ? editedCell : void 0;
- };
- export default SelectEditor;
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