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libdock.js
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/*
TODO:
- floating sections or menus
- single page should drag whole tab like button to section does
- anim should wait x00ms before playing
- tweak tab animations
- menu should appear onmouseup not down
INTEGRATION
- add conditional availability of buttons
- add right click menu to buttons/sections
*/
define(function(require, exports, module) {
var DockableLayout = module.exports = function(parentHBox, cbFindPage, cbStorePage, cbFindOptions, cbChange, cbAnimate) {
this.columnCounter = 0;
this.$parentHBox = parentHBox;
this.$cbFindPage = cbFindPage;
this.$cbStorePage = cbStorePage;
this.$cbChange = cbChange;
this.$cbFindOptions = cbFindOptions;
this.$cbAnimate = cbAnimate;
var indicator = this.indicator = document.body.appendChild(document.createElement("div"));
indicator.style.position = "absolute";
indicator.style.display = "none";
indicator.style.border = "3px solid #5c5c5c";
indicator.style.zIndex = 1000000;
};
(function(){
var whiledrag, lastInfo, diffPixel = 3;
var menuCounter = 100;
var state, lookup; //@todo wrong use of scope.
function findParentState(data, forceSearch){
var uniqueId = (data || {}).uniqueId;
if (!uniqueId)
return;
var node = lookup[uniqueId].node;
if (!forceSearch && node && node.parentNode)
return node.parentNode.$dockData;
else {
var found;
state.bars.each(function(bar){
if (found) return;
bar.sections.each(function(section){
if (found) return;
if (section.uniqueId == uniqueId)
found = bar;
section.buttons.each(function(button){
if (found) return;
if (button.uniqueId == uniqueId)
found = section;
});
});
});
return found;
}
}
function hasVisibleChildren(list){
for (var i = 0; i < list.length; i++) {
if (!list[i])
continue;
var l2 = list[i].buttons || list[i].sections;
if (l2) {
if (hasVisibleChildren(l2))
return true;
}
else if (list[i].hidden < 0)
return true;
}
return false;
}
function findNextKnownNode(list, index){
for (var i = index; i < list.length; i++) {
if (list[i] && list[i].uniqueId &&
lookup[list[i].uniqueId].node &&
lookup[list[i].uniqueId].node.parentNode)
return lookup[list[i].uniqueId].node;
}
}
function tableCleanup(pNode, btnPNode, oldMenu, b){
if (!pNode.getPages || !pNode.getPages().length) { //@todo move this to addPage
if (b) {
var buttons = btnPNode.$dockData.buttons;
for (var i = 0; i < buttons.length; i++) {
b.insertIndex(buttons[i].$dockData, i);
}
}
var barParent = btnPNode.parentNode;
oldMenu.removeNode();//destroy(true, true);
if (pNode.parentNode)
oldMenu.appendChild(pNode);
//pNode.removeNode();//destroy(true, true);
btnPNode.removeNode();//destroy(true, true);
//lookup[btnPNode.$dockData.uniqueId].node = undefined;
if (!barParent.selectNodes("vbox").length) {
barParent.removeNode();//destroy(true, true);
//lookup[barParent.$dockData.uniqueId].node = undefined;
if (barParent.vbox) {
barParent.vbox.removeNode();//destroy(true, true);
barParent.splitter.removeNode();//destroy(true, true);
}
//Resize hbox
this.resizeMainHbox();
}
}
}
this.resizeMainHbox = function(){
var hboxParent = this.$parentHBox;
var l = hboxParent.lastChild;
var f = hboxParent.firstChild;
while (l && !l.visible) l = l.previousSibling;
while (f && !f.visible) f = f.nextSibling;
if (!l) {
hboxParent.setWidth(0);
return;
}
hboxParent.setWidth(l.getLeft() + l.getWidth() - f.getLeft());
};
this.checkBars = function (){
var bar, bars = state.bars;
for (var i = bars.length - 1; i >= 0; i--) {
bar = bars[i];
if (bar && bar.cache && bar.cache.childNodes.length == 1) {
bar.cache.destroy(true, true);
delete bar.cache;
//bars.remove(bar);
}
}
this.resizeMainHbox();
};
function registerLookup(node){
if (!node.$dockData.uniqueId)
node.$dockData.uniqueId = lookup.push({node: node, data: node.$dockData}) - 1;
else
lookup[node.$dockData.uniqueId] = {node: node, data: node.$dockData};
}
function findNextBar(start){
var bar = start.nextSibling;
while (bar) {
if (bar.localName == "bar" && bar.visible)
break;
if (bar.localName == "vbox" && bar.visible) {
bar = bar.bar;
break;
}
bar = bar.nextSibling;
}
return bar != start ? bar : null;
}
function findPreviousBar(start){
var bar = start.previousSibling;
while (bar) {
if (bar.localName == "bar" && bar.visible)
break;
if (bar.localName == "vbox" && bar.visible) {
bar = bar.bar;
break;
}
bar = bar.previousSibling;
}
return bar != start ? bar : null;
}
function findNextElement(start, type){
var el = start.nextSibling;
while (el && !el.visible && (!type || el.localName != type)) {
el = el.nextSibling;
}
return el;
}
/**
* Retrieve the current state of the layout as a JSON object
*
*/
this.getState = function(raw){
if (raw)
return state;
var copy = {};
copy.bars = state.bars.slice(0);
(copy.bars).each(function(bar, i, list){
bar = list[i] = apf.extend({}, bar);
//bar.cache = undefined;
delete bar.cache;
bar.sections = bar.sections.slice(0);
(bar.sections).each(function(section, i, list){
section = list[i] = apf.extend({}, section);
//section.cache = undefined;
delete section.cache;
section.buttons = section.buttons.slice(0);
(section.buttons).each(function(button, i, list){
button = list[i] = apf.extend({}, button);
//button.cache = undefined;
delete button.cache;
});
});
});
return JSON.parse(JSON.stringify(copy));
};
/**
* Set the current layout via a JSON object
* @param {Object} obj JSON object with the following structure:
* {
* bars : [
* {
* expanded : false,
* width : 300,
* sections : [
* {
* flex : 1,
* width : 200,
* height : 200,
* buttons : [
* {
*
* }
* ]
* }
* ]
* }
* ]
* }
*
*/
this.loadState = function(data){
this.clearState();
state = JSON.parse(JSON.stringify(data));
lookup = [];
if (!state.bars)
return;
for (var i in state.bars) {
if(!state.bars[i])
delete state.bars[i];
}
state.bars.each(function(bar){
bar.uniqueId = lookup.push({data: bar}) - 1;
bar.sections.each(function(section){
section.uniqueId = lookup.push({data: section}) - 1;
section.buttons.each(function(button){
button.uniqueId = lookup.push({data: button}) - 1;
});
});
});
var bars = state.bars;
for (var i = 0; i < bars.length; i++) {
if(bars[i])
addBarState.call(this, bars[i]);
}
};
/**
* Destroy full state
*/
this.clearState = function(){
if (!state || !state.bars)
return;
state.bars.each(function(b) {
var bar = b.cache;
if (!bar) return;
if (bar.localName == "bar" && bar.dock) {
bar.hide();
if (bar.vbox)
bar.vbox.hide();
var sections = bar.selectNodes("vbox");
for (var i = 0; i < sections.length; i++) {
var buttons = sections[i].selectNodes("button");
if (buttons && buttons.length && buttons[0]) {
for (var j = 0; j < buttons.length; j++) {
buttons[j].hideMenu();
buttons[j].$dockpage.parentNode.remove(buttons[j].$dockpage);
buttons[j].$dockData.hidden = -1;
}
}
}
}
else if (!bar.bar) {
return;
}
bar.destroy(true, true);
if (bar.vbox)
bar.vbox.destroy(true, true);
});
};
/**
* Experimental and probably useless
*
this.updateState = function(data, section){
var before;
if (data.bars) {
var bars = data.bars;
for (var i = 0; i < bars.length; i++) {
if (!bars[i].uniqueId) {
var before = findNextKnownNode(bars, i);
addBarState.call(this, bars[i], before);
}
else
this.updateState(bars[i]);
}
}
else if (data.sections) {
var bar = this.lookup[data.uniqueId];
var sections = data.sections;
for (var i = 0; i < sections.length; i++) {
if (!sections[i].uniqueId) {
var before = findNextKnownNode(sections, i);
addSectionState.call(this, sections[i], before, bar);
}
else
this.updateState(sections[i]);
}
//@todo update other states here
}
else if (data.buttons) {
section = section || this.lookup[data.uniqueId];
var buttons = data.buttons;
for (var i = 0; i < buttons.length; i++) {
if (!buttons[i].uniqueId) {
var before = findNextKnownNode(buttons, i);
addButtonState.call(this, buttons[i], before, section);
}
else {
this.updateState(buttons[i], section);
}
}
//@todo update other states here
}
else {
var button = this.lookup[data.uniqueId];
var hidden = state.$dockData.hidden;
if (button.$dockData.hidden != hidden) {
if (hidden)
buttons[j].$dockpage.parentNode.remove(buttons[j].$dockpage);
else {
return true;
}
}
//@todo update other states here
}
};*/
this.addTo = function(def, uniqueId) {
var item = lookup[uniqueId] && lookup[uniqueId].data;
if(!item)
return false;
if (item.buttons) {
item.buttons.push(def);
}
else if (item.sections) {
item.sections.push(def);
}
def.uniqueId = lookup.push({data: def}) - 1;
return def.uniqueId;
};
this.show = function(uniqueId, byUser){
var item = lookup[uniqueId] && lookup[uniqueId].data;
if(!item)
return;
var before;
if (!item.bars && !item.sections) {
var section = findParentState(lookup[uniqueId].data);
if (!hasVisibleChildren(section.buttons)) {
var bar = findParentState(section);
if (!hasVisibleChildren(bar.sections)) {
section.buttons.each(function(button){
if (button.hidden != 2 || button.uniqueId == uniqueId)
button.hidden = byUser ? -2 : -1;
});
before = findNextKnownNode(state.bars, state.bars.indexOf(bar) + 1);
addBarState.call(this, bar, before);
}
else {
section.buttons.each(function(button){
if (button.hidden != 2 || button.uniqueId == uniqueId)
button.hidden = byUser ? -2 : -1;
});
before = findNextKnownNode(bar.sections, bar.sections.indexOf(section) + 1);
addSectionState.call(this, section, before, lookup[bar.uniqueId].node);
}
}
else {
if (item.hidden > 0) {
item.hidden = byUser ? -2 : -1;
before = findNextKnownNode(section.buttons, section.buttons.indexOf(item) + 1);
addButtonState.call(this, item, before, lookup[section.uniqueId].node);
}
else
addButtonState.call(this, item, null, lookup[section.uniqueId].node);
}
}
else {
(item.bars || [item]).each(function(bar){
(bar.sections || [bar]).each(function(section){
(section.buttons || [section]).each(function(button){
//@todo
});
});
});
}
};
this.hide = function(uniqueId, byUser){
var item = lookup[uniqueId].data;
(item.bars || [item]).each(function(bar){
(bar.sections || [bar]).each(function(section){
(section.buttons || [section]).each(function(button){
button = lookup[button.uniqueId].node;
if (button.$dockData.hidden < 0) {
button.setValue(false);
var page = button.$dockpage;
page.parentNode.remove(page, null, true);
button.$dockData.hidden = byUser ? 2 : 1;
}
});
});
});
};
this.isExpandedFull = function(node){
var pNode = node.parentNode;
while (pNode && pNode.id != "hboxDockPanel") {
if(pNode.expanded)
return true;
pNode = pNode.parentNode;
}
return false;
};
this.isExpanded = function(uniqueId){
var button = lookup[uniqueId].node;
if (!button) {
this.show(uniqueId);
button = lookup[uniqueId].node;
}
var bar = findParentState(findParentState(lookup[uniqueId].data));
if(!bar)
return -1;
return lookup[bar.uniqueId].data.expanded;
};
this.showMenu = function(uniqueId){
var button = lookup[uniqueId].node;
if (!button) {
this.show(uniqueId);
button = lookup[uniqueId].node;
}
button.showMenu();
var tab = button.$dockpage.parentNode;
if (!tab.activepage)
tab.set(tab.getPage(0));
};
this.findBar = function(uniqueId, el){
var button = lookup[uniqueId].node;
var node = button && button.parentNode.parentNode;
return el ? node : node.$dockData;
};
this.findTabs = function(uniqueId, el){
var bar = lookup[uniqueId].node;
var nodes = bar.vbox.selectNodes("tab");
if (el)
return apf.getArrayFromNodelist(nodes);
var list = [];
for (var i = 0; i < nodes.length; i++) {
list.push(nodes[i].$dockData);
}
return list;
};
function addBarState(state, beforeBar){
var sections = state.sections;
if (!hasVisibleChildren(sections))
return;
var bar = this.$addBar(beforeBar, state);
for (var j = 0; j < sections.length; j++) {
addSectionState.call(this, sections[j],
sections[j].position
? bar.childNodes[sections[j].position]
: null, bar);
}
if (state.expanded > 0)
this.expandBar(bar, state.expanded == 2, true);
}
function addSectionState(state, beforeState, bar){
var buttons = state.buttons;
if (!hasVisibleChildren(buttons))
return;
var section = this.$addSection(bar,
beforeState,
null, state);
this.$addMenu(section, state);
for (var k = 0; k < buttons.length; k++) {
addButtonState.call(this, buttons[k], null, section);
}
}
function addButtonState(state, before, section){
if (state.hidden > 0)
return;
// code here to throw if no parentNode is set.
section.parentNode;
this.$addButton(section, before, section.$menu,
this.$addPage(
this.$cbFindPage(state.ext),
before && before.$dockpage,
section.$menu,
state.caption,
state.caption && state.caption.toLowerCase() || "",
section
), apf.extend(state, this.$cbFindOptions(state.ext) || {}) //@todo options don't need to be late anymore
);
}
function animate(bar, reverse, callback){
var _self = this;
if (this.animateControl)
this.animateControl.stop();
this.animating = true;
bar.show();
bar.vbox.show();
var from = bar.getWidth();
var to = bar.vbox.getWidth() - apf.getWidthDiff(bar.vbox.$ext);
if (reverse)
bar.hide();
else
bar.vbox.setWidth(from);
var tweens = [
(reverse
? {oHtml: bar.vbox.$ext, type: "width", from: to, to: from}
: {oHtml: bar.vbox.$ext, type: "width", from: from, to: to})
]
var nodes = bar.vbox.getElementsByTagNameNS(apf.ns.aml, "tab");
nodes.each(function(tab){
tweens.push(reverse
? {oHtml: tab.$ext, type: "fade", from: 1, to: -1}
: {oHtml: tab.$ext, type: "fade", from: 0, to: 1})
tab.$ext.style.width = to + "px";
});
var options = {
steps : 6,
interval : apf.isChrome ? 5 : 5,
control : this.animateControl = {},
anim : apf.tween.easeOutCubic,
tweens : tweens,
oneach: function(){
apf.layout.forceResize(bar.vbox.$ext);
},
onfinish : function(){
setTimeout(function(){
//if (reverse) {
nodes.each(function(tab){
apf.setOpacity(tab.$ext, 1);
tab.$ext.style.width = "";
});
//}
});
bar.vbox.setWidth(to);
callback && callback();
_self.animating = false;
}
};
options.onstop = options.onfinish;
apf.tween.multi(document.body, options);
}
/**
* Expand a bar
*/
this.expandBar = function (bar, byUser, showAnimation){
if (typeof bar == "number")
bar = lookup[bar].node;
if (this.$currentMenu)
this.$currentMenu.hide();
var pNode = bar.parentNode || this.$parentHBox;
if (!bar.vbox) {
var _self = this;
if (bar.$dockData.minWidth)
pNode.minwidth = bar.$dockData.minWidth;
bar.vbox = pNode.insertBefore(new apf.vbox({
padding : 0,
width : bar.$dockData && bar.$dockData.width || 260,
splitters : true,
vdock : 1,
"class" : "dockcol unselectable expandedpanel",
childNodes : [
new apf.button({
dock : 1,
skin : "dockheader",
visible : (bar.$dockData && bar.$dockData.headerVisibility) || "true",
"class" : "expanded",
nosplitter : true,
height : 11,
resizable : false,
margin : "0 0 0 0",
onclick : function(){
_self.collapseBar(bar, true, true);
}
})
]
}), bar);
if (!bar.vbox)
return;
var ps = bar.vbox.previousSibling;
bar.splitter = pNode.insertBefore(new apf.splitter({
scale : "right",
"class" : "splitter-editor-right" + " panelsplitter",//+ (panelSplittersCount > 0 ? " panelsplitter" : ""),
width : "0",
ondragstart : function(){
if (_self.$currentMenu)
_self.$currentMenu.hide();
}
}), bar.vbox);
bar.splitter.addEventListener("dragstart", function(){
if (!this.previousSibling) {
if (!bar.splitter.parent) {
bar.splitter.setAttribute("parent", bar.parentNode.parentNode);
apf.extend(bar.splitter, apf.splitter.templates.splitbox);
bar.splitter.decorate();
bar.splitter.$ext.onmousedown();
return false;
}
bar.vbox.setAttribute("width", "");
bar.vbox.setAttribute("flex", "1");
}
else if (bar.splitter.parent) {
bar.splitter.removeAttribute("parent");
apf.extend(bar.splitter, apf.splitter.templates.box);
bar.splitter.decorate();
bar.splitter.$ext.onmousedown();
return false;
}
});
bar.splitter.addEventListener("dragdrop", function(){
if (!this.previousSibling) {
var w = bar.vbox.getWidth();
bar.vbox.removeAttribute("flex");
bar.vbox.setWidth(w);
}
});
bar.splitter.addEventListener("dragmove", function(){
if (this.previousSibling) {
var p = bar.parentNode;
var l = p.lastChild;
var f = p.firstChild;
while (l && !l.visible) l = l.previousSibling;
while (f && !f.visible) f = f.nextSibling;
p.setWidth(l.getLeft() + l.getWidth() - f.getLeft());
}
});
bar.splitter.bar =
bar.vbox.bar = bar;
}
else {
pNode.insertBefore(bar.vbox, bar);
pNode.insertBefore(bar.splitter, bar.vbox);
}
var vbox = bar.selectNodes("vbox");
for (var i = 0; i < vbox.length; i++) {
var button = vbox[i].selectSingleNode("button"),
menu = self[button.submenu],
childEl = menu && menu.firstChild;
if (childEl) {
childEl.extId = button.$dockData.ext[0];
bar.vbox.appendChild(childEl);
if (childEl.skin == "dockbar")
childEl.setAttribute("height", 34);
if (!childEl.flex && childEl.tagName != "bar" && !childEl.noflex)
childEl.setAttribute("flex", 1);
}
}
if (bar.vbox) {
bar.vbox.show();
bar.vbox.expanded = true;
bar.vbox.firstChild.$ext.onmousemove({});
}
this.findTabs(bar.$dockData.uniqueId, true)
.each(function(tab){
if (!tab.activepage) {
var page = tab.getPage(0);
tab.set(page);
page.$active = true;
}
else {
tab.getPage(tab.activepage).$active = true;
}
});
if (false && showAnimation && this.$cbAnimate())
animate.call(this, bar);
bar.hide();
bar.expanded = true;
bar.splitter.show();
bar.$dockData.expanded = byUser ? 2 : 1;
this.$cbChange();
this.resizeMainHbox();
};
/**
* Collapse a bar
*/
this.collapseBar = function(bar, byUser, showAnimation){
if (typeof bar == "number")
bar = lookup[bar].node;
bar.$dockData.expanded = byUser ? -2 : -1;
bar.expanded = false;
//if (!hasVisibleChildren(bar.$dockData.sections))
//return;
if (this.$currentMenu)
this.$currentMenu.hide();
function done(){
var vboxes = bar.selectNodes("vbox");
var tabs = bar.vbox.selectNodes("tab");
for (var i = 0; i < vboxes.length; i++) {
//What is all this?
/*if (!vboxes[i].getAttribute("visible")) {
skip++;
continue;
}*/
var menu = self[vboxes[i].selectSingleNode("button").submenu];
menu.appendChild(tabs[i]); //-skip
}
bar.show();
bar.vbox.hide();
if (bar.parentNode)
bar.parentNode.removeChild(bar.vbox);
bar.vbox.expanded = false;
bar.splitter.hide();
}
if (false && showAnimation && this.$cbAnimate())
animate.call(this, bar, true, done);
else
done();
//Hack for button
bar.firstChild.$ext.onmousemove({});
this.$cbChange();
this.resizeMainHbox();
};
this.$isLastBar = function(aml) {
var last = this.$parentHBox.lastChild;
while (last && !last.visible)
last = last.previousSibling;
return aml == last || aml == last.vbox;
};
this.$getLastBar = function(){
var firstBar = this.$parentHBox.firstChild;
if (!firstBar)
return;
if (!firstBar.visible) {
while (firstBar && !firstBar.visible) {
firstBar = firstBar.nextSibling;
}
}
if (firstBar.localName != "bar")
firstBar = firstBar.bar;
//if (lastBar && !lastBar.visible)
//lastBar = lastBar.vbox;
return firstBar.visible ? firstBar : firstBar.vbox;
};
/**
* Starts the docking detection during drag&drop
*/
this.$startDrag = function (dragged, original){
var last, state = 0, _self = this;
apf.setOpacity(dragged.$ext, 0.2);
apf.setStyleClass(dragged.$ext, "dragging");
var lastBar = this.$getLastBar();
var leftEdge = apf.getAbsolutePosition(lastBar.$ext)[0];
var indicator = this.indicator;
lastInfo = null;
//Fix, actually bug is in interactive
apf.addListener(document, "mouseup", function(e){
apf.removeListener(document, "mousemove", whiledrag);
apf.removeListener(document, "mouseup", arguments.callee);
});
apf.addListener(document, "mousemove", whiledrag = function(e){
if (last) {
last.$ext.style.borderBottom = "";
last = null;
}
if (!e) return;
if (e.button !== 0) {
document.onmouseup(null, true);
return;
}
var indicatorTop = indicator.style.top;
dragged.$ext.style.top = "-2000px";
indicator.style.top = "-2000px";
apf.plane.hide();
var info, aml;
//Adding a column
if (e.clientX > leftEdge - 40 && e.clientX < leftEdge) {
var isSameColumn = dragged.localName == "vbox"
&& dragged.$dockbar == lastBar
&& !dragged.$dockbar.selectNodes("vbox").length;
info = {
position : isSameColumn ? "none" : "left_of_column",
aml : aml = last = lastBar
};
}
//Rest
else {
info = _self.$calcAction(e, original);
aml = last = info.aml;
}
if (lastInfo && lastInfo.position == info.position && lastInfo.aml == aml) {
indicator.style.top = indicatorTop;
//indicator.style.display = "block";
return;
}
lastInfo = info;
if (!aml || !aml.dock && !aml.bar) {
if (!state && false) {
state = 1;
apf.tween.single(dragged.$ext, {
type: "fade",
from: 0.2,
to : 1,
steps : 20,
onfinish : function(){
state = 1;
}
});
}
return;
}
var borderColor = "rgba(154,190,144,0.50)";
var borderColor2 = "rgba(154,190,144,0.75)";
var pos = apf.getAbsolutePosition(aml.$ext);
indicator.style.left = pos[0] + "px";
indicator.style.top = pos[1] + "px";
indicator.style.display = "block";
indicator.style.backgroundColor = "";
indicator.style.borderColor = borderColor;
indicator.style.marginLeft = "0";
indicator.innerHTML = "";
if (state && false) {
state = 0;
apf.tween.single(dragged.$ext, {
type: "fade",
from: 1,
to : 0.2,
steps : 20,
onfinish : function(){
state = 0;
}
});
}
var isDropExpanded = _self.isExpandedFull(info.aml);
var width = aml.$ext.offsetWidth;
var height = aml.$ext.offsetHeight;
switch (info.position) {
case "before_button":
case "after_button":
indicator.innerHTML = "<div></div><div style='position:absolute'></div>";
indicator.style.border = "1px solid " + borderColor2;
var pos2 = apf.getAbsolutePosition(aml.parentNode.$ext);
indicator.style.left = (pos2[0] - 1) + "px";
indicator.style.top = pos2[1] + "px";
width = aml.parentNode.$ext.offsetWidth + 1;