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var ui = new function() {
var __top_z_index = 0;
var __windows = [];
var __ctl_items = [];
this.init = function() {
Array.prototype.forEach.call(document.getElementsByClassName("ctl-item"), function(el_item) {
el_item.onclick = () => __toggleMenu(el_item);
__ctl_items.push(el_item);
});
Array.prototype.forEach.call(document.getElementsByClassName("window"), function(el_window) {
var el_grab = el_window.querySelector(".window-header .window-grab");
el_window.style.display = window.getComputedStyle(el_window, null).display;
el_window.style.zIndex = parseInt(window.getComputedStyle(el_window, null).zIndex);
__makeWindowMovable(el_grab, el_window);
__windows.push(el_window);
var el_button = el_window.querySelector(".window-header .window-button-close");
if (el_button) {
el_button.onclick = function() {
el_window.style.display = "none";
};
}
});
if (typeof document.hidden !== "undefined") {
__hidden_attr = "hidden";
__visibility_change_attr = "visibilitychange";
} else if (typeof document.webkitHidden !== "undefined") {
__hidden_attr = "webkitHidden";
__visibility_change_attr = "webkitvisibilitychange";
} else if (typeof document.mozHidden !== "undefined") {
__hidden_attr = "mozHidden";
__visibility_change_attr = "mozvisibilitychange";
}
if (__visibility_change_attr) {
document.addEventListener(
__visibility_change_attr,
function() {
if (document[__hidden_attr]) {
hid.releaseAll();
}
},
false,
);
}
window.onclick = __globalClickHandler;
window.onpagehide = hid.releaseAll;
window.onblur = hid.releaseAll;
__raiseWindow($("stream-window"));
};
this.showWindow = function(id) {
var el_window = $(id);
if (!__isWindowOnPage(el_window)) {
el_window.style.top = "50%";
el_window.style.left = "50%";
}
el_window.style.display = "block";
__raiseWindow(el_window);
};
var __isWindowOnPage = function(el_window) {
var view_top = $("ctl").clientHeight;
var view_bottom = Math.max(document.documentElement.clientHeight, window.innerHeight || 0);
var view_left = 0;
var view_right = Math.max(document.documentElement.clientWidth, window.innerWidth || 0);
var rect = el_window.getBoundingClientRect();
return (
(rect.bottom - el_window.clientHeight / 1.5) <= view_bottom
&& rect.top >= view_top
&& (rect.left + el_window.clientWidth / 1.5) >= view_left
&& (rect.right - el_window.clientWidth / 1.5) <= view_right
);
};
var __toggleMenu = function(el_a) {
var all_hidden = true;
__ctl_items.forEach(function(el_item) {
var el_menu = el_item.parentElement.querySelector(".ctl-dropdown-content");
if (el_item === el_a && el_menu.style.display === "none") {
el_item.classList.add("ctl-item-selected");
el_menu.style.display = "block";
all_hidden &= false;
} else {
el_item.classList.remove("ctl-item-selected");
el_menu.style.display = "none";
}
});
if (all_hidden) {
__raiseLastWindow();
document.onkeyup = null;
} else {
document.onkeyup = function(event) {
if (event.code == "Escape") {
event.preventDefault();
__toggleMenu(null);
}
}
}
};
var __globalClickHandler = function(event) {
hid.updateLeds();
if (!event.target.matches(".ctl-item")) {
for (el_item = event.target; el_item && el_item !== document; el_item = el_item.parentNode) {
if (el_item.hasAttribute("data-force-hide-menu")) {
break;
}
else if (el_item.hasAttribute("data-dont-hide-menu")) {
return;
}
}
__toggleMenu(null);
}
};
var __makeWindowMovable = function(el_grab, el_window) {
var prev_x = 0;
var prev_y = 0;
function startMoving(event) {
__raiseWindow(el_window);
event = (event || window.event);
event.preventDefault();
prev_x = event.clientX;
prev_y = event.clientY;
document.onmousemove = doMoving;
document.onmouseup = stopMoving;
}
function doMoving(event) {
event = (event || window.event);
event.preventDefault();
x = prev_x - event.clientX;
y = prev_y - event.clientY;
prev_x = event.clientX;
prev_y = event.clientY;
el_window.style.top = (el_window.offsetTop - y) + "px";
el_window.style.left = (el_window.offsetLeft - x) + "px";
}
function stopMoving() {
document.onmousemove = null;
document.onmouseup = null;
}
el_grab.onmousedown = startMoving;
el_window.onclick = () => __raiseWindow(el_window);
};
var __raiseLastWindow = function() {
var last_el_window = null;
var max_z_index = 0;
__windows.forEach(function(el_window) {
z_index = parseInt(el_window.style.zIndex);
if (max_z_index < z_index && el_window.style.display !== "none") {
last_el_window = el_window;
max_z_index = z_index;
}
});
__raiseWindow(last_el_window);
};
var __raiseWindow = function(el_window) {
el_window.focus();
hid.updateLeds();
if (parseInt(el_window.style.zIndex) !== __top_z_index) {
var z_index = __top_z_index + 1;
el_window.style.zIndex = z_index;
__top_z_index = z_index;
tools.debug("Raised window:", el_window);
}
};
};
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