gristlabs_grist-core/app/client/widgets/ChoiceTextBox.ts

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import * as commands from 'app/client/components/commands';
import {ListEntry} from 'app/client/lib/listEntry';
import {DataRowModel} from 'app/client/models/DataRowModel';
import {ViewFieldRec} from 'app/client/models/entities/ViewFieldRec';
import {KoSaveableObservable} from 'app/client/models/modelUtil';
import {cssLabel, cssRow} from 'app/client/ui/RightPanel';
import {alignmentSelect} from 'app/client/ui2018/buttonSelect';
import {colors, testId} from 'app/client/ui2018/cssVars';
import {icon} from 'app/client/ui2018/icons';
import {menu, menuItem} from 'app/client/ui2018/menus';
import {NTextBox} from 'app/client/widgets/NTextBox';
import {Computed, dom, styled} from 'grainjs';
/**
* ChoiceTextBox - A textbox for choice values.
*/
export class ChoiceTextBox extends NTextBox {
private _choices: KoSaveableObservable<string[]>;
private _choiceValues: Computed<string[]>;
constructor(field: ViewFieldRec) {
super(field);
this._choices = this.options.prop('choices');
this._choiceValues = Computed.create(this, (use) => use(this._choices) || []);
}
public buildDom(row: DataRowModel) {
const value = row.cells[this.field.colId()];
return cssChoiceField(
cssChoiceText(
dom.style('text-align', this.alignment),
dom.text((use) => use(row._isAddRow) ? '' : use(this.valueFormatter).format(use(value))),
),
cssDropdownIcon('Dropdown',
// When choices exist, click dropdown icon to open edit autocomplete.
dom.on('click', () => this._hasChoices() && commands.allCommands.editField.run()),
// When choices do not exist, open a single-item menu to open the sidepane choice option editor.
menu(() => [
menuItem(commands.allCommands.fieldTabOpen.run, 'Add Choice Options')
], {
trigger: [(elem, ctl) => {
// Only open this menu if there are no choices.
dom.onElem(elem, 'click', () => this._hasChoices() || ctl.open());
}]
}),
testId('choice-dropdown')
)
);
}
public buildConfigDom() {
return [
cssRow(
alignmentSelect(this.alignment)
),
cssLabel('OPTIONS'),
cssRow(
dom.create(ListEntry, this._choiceValues, (values) => this._choices.saveOnly(values))
)
];
}
public buildTransformConfigDom() {
return this.buildConfigDom();
}
private _hasChoices() {
return this._choiceValues.get().length > 0;
}
}
const cssChoiceField = styled('div.field_clip', `
display: flex;
justify-content: space-between;
`);
const cssChoiceText = styled('div', `
width: 100%;
overflow: hidden;
text-overflow: ellipsis;
`);
const cssDropdownIcon = styled(icon, `
cursor: pointer;
background-color: ${colors.lightGreen};
min-width: 16px;
width: 16px;
height: 16px;
`);