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ParameterItem.js
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import { CustomItemViewer } from 'devexpress-dashboard/common'
import { CustomItem } from 'devexpress-dashboard/model'
import { FormItemTemplates } from 'devexpress-dashboard/designer'
import dxButton from "devextreme/ui/button";
const PARAMETER_EXTENSION_NAME = 'ParameterItem';
const svgIcon = `<?xml version="1.0" encoding="utf-8"?>
<svg version="1.1" id="` + PARAMETER_EXTENSION_NAME + `" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
viewBox="0 0 24 24" style="enable-background:new 0 0 24 24;" xml:space="preserve">
<g class="st0">
<path class="dx-dashboard-contrast-icon" d="M6,12c0.4,0,0.7,0.1,1,0.2V5c0-0.6-0.4-1-1-1S5,4.4,5,5v7.2
C5.3,12.1,5.6,12,6,12z M6,18c-0.4,0-0.7-0.1-1-0.2V19c0,0.6,0.4,1,1,1s1-0.4,1-1v-1.2C6.7,17.9,6.4,18,6,18z M12,6
c0.4,0,0.7,0.1,1,0.2V5c0-0.6-0.4-1-1-1s-1,0.4-1,1v1.2C11.3,6.1,11.6,6,12,6z M12,12c-0.4,0-0.7-0.1-1-0.2V19c0,0.6,0.4,1,1,1
s1-0.4,1-1v-7.2C12.7,11.9,12.4,12,12,12z M18,17c-0.4,0-0.7-0.1-1-0.2V19c0,0.6,0.4,1,1,1s1-0.4,1-1v-2.2C18.7,16.9,18.4,17,18,17
z M18,11c0.4,0,0.7,0.1,1,0.2V5c0-0.6-0.4-1-1-1s-1,0.4-1,1v6.2C17.3,11.1,17.6,11,18,11z"/>
</g>
<path class="dx-dashboard-accent-icon" d="M6,12c-1.7,0-3,1.3-3,3s1.3,3,3,3s3-1.3,3-3S7.7,12,6,12z M6,16c-0.6,0-1-0.4-1-1
s0.4-1,1-1s1,0.4,1,1S6.6,16,6,16z M12,6c-1.7,0-3,1.3-3,3s1.3,3,3,3s3-1.3,3-3S13.7,6,12,6z M12,10c-0.6,0-1-0.4-1-1s0.4-1,1-1
s1,0.4,1,1S12.6,10,12,10z M18,11c-1.7,0-3,1.3-3,3s1.3,3,3,3s3-1.3,3-3S19.7,11,18,11z M18,15c-0.6,0-1-0.4-1-1s0.4-1,1-1
s1,0.4,1,1S18.6,15,18,15z"/>
</svg>`;
const onOffButtons = [{ text: 'On' }, { text: 'Off' }];
const buttonsStyle = {
containerHeight: 60,
height: 40,
width: 82,
marginRight: 15,
marginTop: 10
};
const parameterMetadata = {
customProperties: [{
ownerType: CustomItem,
propertyName: 'showHeaders',
valueType: 'string',
defaultValue: 'On',
}, {
ownerType: CustomItem,
propertyName: 'showParameterName',
valueType: 'string',
defaultValue: 'On',
}, {
ownerType: CustomItem,
propertyName: 'automaticUpdates',
valueType: 'string',
defaultValue: 'Off',
}],
optionsPanelSections: [{
title: 'Parameters settings',
items: [{
dataField: 'showHeaders',
template: FormItemTemplates.buttonGroup,
editorOptions: {
items: onOffButtons,
},
}, {
dataField: 'showParameterName',
template: FormItemTemplates.buttonGroup,
editorOptions: {
items: onOffButtons,
},
}, {
dataField: 'automaticUpdates',
template: FormItemTemplates.buttonGroup,
editorOptions: {
items: onOffButtons,
},
}],
}],
icon: PARAMETER_EXTENSION_NAME,
title: 'Parameters',
};
class ParameterItemViewer extends CustomItemViewer {
constructor(model, container, options, parameterExtension) {
super(model, container, options);
this.buttons = [];
this.parameterExtension = parameterExtension;
this._subscribeProperties();
this.parameterExtension.showDialogButton(false);
this.parameterExtension.subscribeToContentChanges(() => {
this._generateParametersContent();
});
this.dialogButtonSubscribe = this.parameterExtension.showDialogButton.subscribe(() => {
this.parameterExtension.showDialogButton(false);
});
}
setSize(width, height) {
super.setSize(width, height);
this._setGridHeight();
}
dispose() {
super.dispose();
this.parametersContent && this.parametersContent.dispose && this.parametersContent.dispose();
this.dialogButtonSubscribe.dispose();
this.parameterExtension.showDialogButton(true);
this.buttons.forEach(button => button.dispose());
}
renderContent(dxElement, changeExisting) {
this._element = dxElement;
let element = (dxElement).jquery ? (dxElement).get(0): dxElement;
if (!changeExisting) {
while (element.firstChild)
element.removeChild(element.firstChild);
this.buttons.forEach(button => button.dispose());
element.style.overflow = 'auto';
this.gridContainer = document.createElement('div');
element.appendChild(this.gridContainer);
this._generateParametersContent();
this.buttonContainer = document.createElement('div');
this.buttonContainer.style.height = buttonsStyle.containerHeight + 'px';
this.buttonContainer.style.width = buttonsStyle.width * 2 + buttonsStyle.marginRight * 2 + 'px';
this.buttonContainer.style.cssFloat = 'right';
element.appendChild(this.buttonContainer);
this.buttons.push(this._createButton(this.buttonContainer, "Reset", () => {
this.parametersContent.resetParameterValues();
}));
this.buttons.push(this._createButton(this.buttonContainer, "Submit", () => {
this._submitValues();
}));
if (this.getPropertyValue('automaticUpdates') !== 'Off')
this.buttonContainer.style.display = 'none';
}
}
_generateParametersContent() {
this.parametersContent = this.parameterExtension.renderContent(this.gridContainer);
this.parametersContent.valueChanged.add(() => this._updateParameterValues());
this._setGridHeight();
this._update({
showHeaders: this.getPropertyValue('showHeaders'),
showParameterName: this.getPropertyValue('showParameterName')
});
}
_submitValues() {
this.parametersContent.submitParameterValues();
this._update({
showHeaders: this.getPropertyValue('showHeaders'),
showParameterName: this.getPropertyValue('showParameterName')
});
}
_updateParameterValues() {
if (this.getPropertyValue('automaticUpdates') !== 'Off') {
this._submitValues()
}
}
_setGridHeight() {
let gridHeight = this.contentHeight();
if (this.getPropertyValue('automaticUpdates') === 'Off')
gridHeight -= buttonsStyle.containerHeight;
this.parametersContent.grid.option('height', gridHeight);
}
_createButton(container, buttonText, onClick) {
let button = document.createElement("div");
button.style.marginRight = buttonsStyle.marginRight + 'px';
button.style.marginTop = buttonsStyle.marginTop + 'px';
container.appendChild(button);
return new dxButton(button, {
text: buttonText,
height: buttonsStyle.height + 'px',
width: buttonsStyle.width + 'px',
onClick: onClick
});
}
_subscribeProperties() {
this.subscribe('showHeaders', (showHeaders) => { this._update({ showHeaders: showHeaders }); });
this.subscribe('showParameterName', (showParameterName) => { this._update({ showParameterName: showParameterName, rerender: true }); });
this.subscribe('automaticUpdates', (automaticUpdates) => { this._update({ automaticUpdates: automaticUpdates }) });
}
_update(options) {
if (!!options.showHeaders) {
this.parametersContent.grid.option('showColumnHeaders', options.showHeaders === 'On');
}
if(!!options.showParameterName) {
this.parametersContent.valueChanged.empty();
this.parametersContent.grid.columnOption(0, 'visible', options.showParameterName === 'On');
this.parametersContent.valueChanged.add(() => { return this._updateParameterValues(); });
}
if(!!options.automaticUpdates) {
switch (options.automaticUpdates) {
case 'Off':
this.buttonContainer.style.display = 'block';
break;
case 'On':
this.buttonContainer.style.display = 'none';
break;
default:
break;
}
}
this._setGridHeight();
if(options.rerender)
this.renderContent(this._element, false);
}
}
class ParameterItem {
constructor(dashboardControl) {
dashboardControl.registerIcon(svgIcon);
this.dashboardControl = dashboardControl;
this.name = PARAMETER_EXTENSION_NAME;
this.metaData = parameterMetadata;
}
createViewerItem = (model, $element, content) => {
var parameterExtension = this.dashboardControl.findExtension("dashboard-parameter-dialog");
if (!parameterExtension){
throw Error('The "dashboard-parameter-dialog" extension does not exist. To register this extension, use the DashboardControl.registerExtension method.');
}
return new ParameterItemViewer(model, $element, content, parameterExtension);
}
}
export default ParameterItem;