Files
seweb/client/jsFiles/SEAWebClientGroup.js

508 lines
16 KiB
JavaScript

var writePermission = false;
var showParams = false;
var showConsole = false;
var prompt = false // True while a prompt is opened.
// %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
// COMMUNICATION
function getGroup(s, name) {
reqJSON(s, "http://" + hostPort + "/getblock?path=" + name
+ "&id=" + clientID, successHandler, errorHandler);
}
function sendCommand(s, command) {
reqJSON(s, "http://" + hostPort + "/sendcommand?command=" + encodeURIComponent(command)
+ "&id=" + clientID, successHandler, errorHandler);
}
// %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
// GROUP
function createContent(message) {
// Depending on the message received from the server the content of the
// group is created dynamically. Handles draw-message.
var content = document.createElement('div');
content.classList.add("content");
// Process components of the message
for (var i = 0; i < message.components.length; i++) {
var component = message.components[i];
if (!("title" in component))
component.title = component.name;
if (!("command" in component))
component.command = component.name;
if (message.title == 'modules') {
let row = createRowForModules(component);
content.appendChild(row);
} else {
let row = createRowForParameters(component);
content.appendChild(row);
}
}
return content;
}
/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
// ROW
function createRowForModules(component) {
let left = createLeftColumnForModules(component);
left.id = component.name;
left.setAttribute('name', 'component.title');
let right = createRightColumnForModules(component);
let row = appendToContent(left, right);
row.onclick = function () {
getGroup(s, component.title);
}
row.classList.add('row-clickable');
return row;
}
function createRowForParameters(component) {
let left = createLeftColumnForParameters(component);
let right = createRightColumnForParameters(component);
return appendToContent(left, right);
}
function appendToContent(left, right) {
let row = document.createElement('div');
row.classList.add("row");
row.appendChild(left);
row.appendChild(right);
return row;
}
/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
// LEFT COLUMN
function createLeftColumnForModules(component) {
var left = document.createElement('span');
left.classList.add('col-left');
if (component.statusname) {
left.appendChild(createStatusIcon(component));
}
let modules_title = document.createElement('span');
modules_title.classList.add('modules-title');
modules_title.innerHTML = component.title;
if (component.type == 'pushbutton') {
modules_title.classList.add('push-button');
if (writePermission == true) {
modules_title.classList.add('push-button-active');
}
modules_title.onclick = function () {
if (writePermission == true) {
let row = button.closest('div');
row.classList.add('row-waiting-for-answer');
sendCommand(s, component.command);
}
}
}
left.appendChild(modules_title);
if (component.statusname) {
let status_info = document.createElement('span');
status_info.classList.add('status-info');
status_info.setAttribute('name', component.title + '-info');
left.appendChild(status_info);
}
if (component.info) {
let icon_info = createInfoIcon(component);
left.appendChild(icon_info);
left.appendChild(createInfoBox(component));
}
return left;
function createStatusIcon(component) {
let icon_status = document.createElement('img');
icon_status.setAttribute('src', 'res/icon_status.png');
icon_status.setAttribute('name', component.title + ':status');
icon_status.classList.add('icon-modules', 'icon-status');
return icon_status;
}
function createInfoIcon(component) {
let icon_info = document.createElement('img');
icon_info.setAttribute('src', 'res/icon_info.png');
icon_info.classList.add('icon-modules', 'icon-info');
if (isTouchDevice) {
icon_info.onclick = function (event) {
event.stopPropagation()
icon_info.nextSibling.classList.toggle("info-box-visible-by-click");
}
}
return icon_info;
}
function createInfoBox(component) {
// Creates info-box, which isn't visible by default but can be displayed.
let info_box = document.createElement('span');
info_box.classList.add("info-box");
info_box.innerHTML = '<b>' + component.title + '</b>: ' + component.info;
return info_box;
}
}
function createLeftColumnForParameters(component) {
let left = document.createElement('span');
left.classList.add('col-left');
if (component.type == 'pushbutton') {
left.appendChild(createPushButton (component));
} else {
left.innerHTML = component.title;
}
return left;
function createPushButton (component) {
let button = document.createElement('span');
button.classList.add('push-button');
if (writePermission == true) {
button.classList.add('push-button-active');
}
button.innerHTML = component.title;
button.onclick = function () {
if (writePermission == true) {
let row = button.closest('div');
row.classList.add('row-waiting-for-answer');
sendCommand(s, component.command);
}
}
return button;
}
}
/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
// RIGHT COLUMN
function createRightColumnForModules(component) {
var right = document.createElement('span');
right.classList.add('col-right', 'col-right-modules');
right.appendChild(createValue(component));
if (component.targetname) {
if (component.type == 'input' ||
component.type == 'checkbox' ||
component.type == 'enum'
) {
let input_element = chooseTypeOfInput(component);
let icon_edit = createIconEdit(input_element);
right.appendChild(icon_edit);
right.appendChild(input_element);
}
}
return right;
}
function createRightColumnForParameters(component) {
let right = document.createElement('span');
right.classList.add('col-right-parameters');
right.appendChild(createValue(component));
if (component.type == 'input' ||
component.type == 'checkbox' ||
component.type == 'enum'
) {
let input_element = chooseTypeOfInput(component);
let icon_edit = createIconEdit(input_element);
right.appendChild(icon_edit);
right.appendChild(input_element);
}
return right;
}
function createValue (component) {
let value = document.createElement('span');
value.classList.add('col-right-value');
if (writePermission == true) {
value.classList.add('col-right-value-with-write-permission');
}
value.setAttribute('name', component.name);
if (component.type == 'pushbutton') {
value.__ctype__ = 'none';
} else {
value.__ctype__ = 'rdonly';
}
return value;
}
function createIconEdit (input_element) {
let icon_edit = document.createElement('img');
icon_edit.setAttribute('src', 'res/icon_edit.png');
icon_edit.classList.add('icon-modules', 'icon-edit');
if (writePermission == false) {
icon_edit.classList.add('icon-edit-hidden');
}
icon_edit.onclick = function (event) {
event.stopPropagation()
let is_hidden = input_element.classList.contains('input-element-hidden');
hideInputElements();
if (is_hidden) {
input_element.classList.remove('input-element-hidden');
if (input_element.inputChild) {
// update input value before edit
input_element.inputChild.value = input_element.inputChild.actualValue;
}
icon_edit.setAttribute('src', 'res/icon_edit_close.png');
} else {
icon_edit.setAttribute('src', 'res/icon_edit.png');
}
}
return icon_edit;
}
function chooseTypeOfInput (component) {
let input_element;
switch (component.type) {
case 'enum':
input_element = createEnum(component);
input_element.classList.add('input-element', 'input-element-hidden');
break;
case 'input':
input_element = createInputText(component);
input_element.classList.add('input-element', 'input-element-hidden');
break;
case 'checkbox':
input_element = createCheckbox(component);
input_element.classList.add('input-element', 'input-element-hidden');
break;
}
return input_element;
}
/* ---------------------------------------------------------------------------------- */
// input elements
function createInputText(component) {
// Creates row-element containing input-item.
var input = createInputElement(component, 'input', 'input-text');
input.type = "text";
input.style.width = "100px";
input.onclick = function (e) {
e.stopPropagation();
}
// Prevent updates, while user is changing textfield
input.addEventListener("focus", function(evt) {
let elm = evt.target;
setTimeout(function(){elm.setSelectionRange(0, elm.value.length);},0);
});
input.onkeydown = function (e) {
if (e.key == "Escape") {
// User decided to cancel
let input = e.target;
input.value = input.oldValue;
resizeTextfield(input);
var row = input.closest('div');
row.classList.remove('row-waiting-for-answer');
hideInputElements();
}
}
input.onfocus = function () {
input.oldValue = input.value;
if (isTouchDevice)
setTimeout(function () {
posTextfield(s, left);
}, 1);
}
var form = document.createElement('form');
form.onsubmit = function (e) {
e.preventDefault();
var row = form.closest('div');
row.classList.add('row-waiting-for-answer');
// Request for command
input.actualValue = input.value;
if (component.targetname) {
sendCommand(s, component.targetname + " " + input.value);
} else {
sendCommand(s, component.name + " " + input.value);
}
row.classList.add('row-waiting-for-answer');
input.blur();
hideInputElements();
};
form.appendChild(input);
form.appendChild(createSubmitButton());
form.inputChild = input;
return form;
}
function createCheckbox(component) {
// Creates row-element containing checkbox-item
let input = createInputElement(component, 'input', 'parameter-checkbox');
input.type = "checkbox";
input.onclick = function (e) {
e.stopPropagation;
}
let form = document.createElement('form');
form.onsubmit = function (e) {
e.preventDefault();
var row = form.closest('div');
row.classList.add('row-waiting-for-answer');
sendCommand(s, component.command + " " + input.checked);
hideInputElements();
};
form.appendChild(input);
form.appendChild(createSubmitButton());
return form;
}
function createEnum(component) {
// Creates row-element containing dropdown-selection.
var buttons = component.enum_names;
var select = createInputElement(component, 'select', 'select-params');
for (var i = 0; i < buttons.length; i++) {
var option = document.createElement('option');
option.type = "enum";
option.classList.add("option-params");
option.value = buttons[i].value;
option.appendChild(document.createTextNode(buttons[i].title));
select.add(option);
}
select.oninput = function () {
let row = select.closest('div');
row.classList.add('row-waiting-for-answer');
let index = select.value - 1;
console.log('send', buttons[index].title);
sendCommand(s, component.command + " " + select.value);
// hideInputElements();
};
select.onfocus = function () {
// select.oldIndex = select.selectedIndex;
console.log(select.selectedValue);
}
var right = document.createElement('span');
right.appendChild(select);
return right;
}
function createRadio(component) {
console.log(component);
let array_names = component.enum_names;
let form = createInputElement(component, 'form', 'radio-button-group');
form.onsubmit = function (e) {
e.preventDefault();
var row = form.closest('div');
row.classList.add('row-waiting-for-answer');
sendCommand(s, component.command + " " + 'on');
hideInputElements();
};
for (var i = 0; i < array_names.length; i++) {
let label = document.createElement('label');
label.setAttribute('for', array_names[i].title);
label.innerHTML = array_names[i].title;
let radio = document.createElement('input');
radio.setAttribute('type', 'radio');
radio.classList.add("radio");
radio.setAttribute('id', array_names[i].title);
radio.setAttribute('name', component.name);
radio.onclick = function(e) {
e.stopPropagation();
}
form.appendChild(label);
form.appendChild(radio);
}
form.appendChild(createSubmitButton());
return form;
}
function createInputElement(component, tag='span', cls='col-right-modules') {
var input_element = document.createElement(tag);
input_element.classList.add('col-right');
if (cls)
input_element.classList.add(cls);
if (component.targetname) {
input_element.setAttribute('name', component.targetname);
} else {
input_element.setAttribute('name', component.name);
}
// Add DOM-property
input_element.__ctype__ = component.type;
return input_element;
}
function createSubmitButton () {
let submit_btn = document.createElement('input');
submit_btn.setAttribute('type', 'image');
submit_btn.classList.add('icon-modules', 'icon-okay');
submit_btn.setAttribute('src', 'res/icon_okay.png');
submit_btn.onclick = function (e) {
e.stopPropagation();
}
return submit_btn;
}
/* ---------------------------------------------------------------------------------- */
// Hides all input elements (input text, pushbotton, enum, checkbox)
// Changes all iconEditClose (cross) back to iconEdit (pen)
function hideInputElements(){
let input_elements = document.getElementsByClassName('input-element');
for (let i = 0; i < input_elements.length; i++) {
input_elements[i].classList.add('input-element-hidden');
}
let array_icon_edit = document.getElementsByClassName('icon-edit');
for (let i = 0; i < array_icon_edit.length; i++) {
array_icon_edit[i].setAttribute('src', 'res/icon_edit.png');
}
}
function resizeTextfield(input) {
if (input.value.length > input.size * 12 / 20) {
var str0 = window.getComputedStyle(input).fontSize;
var str1 = str0.substring(0, str0.length - 2);
if (input.value.length < 43) {
input.style.width = input.value.length * str1 * 12 / 20 + "px";
}
} else {
input.style.width = "100px";
}
}
/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
// CONTENT
function appendToGridElement(s, title, type, content) {
let panel = document.createElement('div');
panel.classList.add("panel");
titlewrapper = document.createElement('span');
titlewrapper.innerHTML = title;
panel.appendChild(titlewrapper);
let gridContainer = document.createElement('div');
gridContainer.classList.add("grid-container");
// Store type so it can be found easiely later.
gridContainer.slideType = type;
gridContainer.appendChild(panel);
gridContainer.appendChild(content);
let gridelements = document.getElementsByClassName('grid-element');
gridelements[s].innerHTML = "";
gridelements[s].appendChild(gridContainer);
}