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483 lines
12 KiB
JavaScript
483 lines
12 KiB
JavaScript
// Title: tabitems.js (revision-a)
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// ##########
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window.TabItem = function(container, tab) {
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this.defaultSize = new Point(TabItems.tabWidth, TabItems.tabHeight);
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this.locked = {};
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this._init(container);
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this._hasBeenDrawn = false;
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this.tab = tab;
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this.setResizable(true);
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};
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window.TabItem.prototype = $.extend(new Item(), {
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// ----------
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getStorageData: function() {
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return {
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bounds: this.getBounds(),
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userSize: (isPoint(this.userSize) ? new Point(this.userSize) : null),
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url: this.tab.url,
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groupID: (this.parent ? this.parent.id : 0)
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};
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},
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// ----------
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getURL: function() {
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return this.tab.url;
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},
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// ----------
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_getSizeExtra: function() {
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var $container = $(this.container);
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var widthExtra = parseInt($container.css('padding-left'))
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+ parseInt($container.css('padding-right'));
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var heightExtra = parseInt($container.css('padding-top'))
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+ parseInt($container.css('padding-bottom'));
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return new Point(widthExtra, heightExtra);
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},
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// ----------
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reloadBounds: function() {
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var newBounds = Utils.getBounds(this.container);
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var extra = this._getSizeExtra();
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newBounds.width += extra.x;
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newBounds.height += extra.y;
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/*
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if(!this.bounds || newBounds.width != this.bounds.width || newBounds.height != this.bounds.height) {
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// if resizing, or first time, do the whole deal
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if(!this.bounds)
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this.bounds = new Rect(0, 0, 0, 0);
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this.setBounds(newBounds, true);
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} else {
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*/
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// if we're just moving, this is more efficient
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this.bounds = newBounds;
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this._updateDebugBounds();
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/* } */
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},
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// ----------
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setBounds: function(rect, immediately) {
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if(!isRect(rect)) {
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Utils.trace('TabItem.setBounds: rect is not a real rectangle!', rect);
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return;
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}
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var $container = $(this.container);
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var $title = $('.tab-title', $container);
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var $thumb = $('.thumb', $container);
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var $close = $('.close', $container);
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var extra = this._getSizeExtra();
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var css = {};
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const minFontSize = 8;
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const maxFontSize = 15;
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if(rect.left != this.bounds.left)
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css.left = rect.left;
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if(rect.top != this.bounds.top)
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css.top = rect.top;
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if(rect.width != this.bounds.width) {
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css.width = rect.width - extra.x;
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var scale = css.width / TabItems.tabWidth;
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// The ease function ".5+.5*Math.tanh(2*x-2)" is a pretty
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// little graph. It goes from near 0 at x=0 to near 1 at x=2
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// smoothly and beautifully.
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css.fontSize = minFontSize + (maxFontSize-minFontSize)*(.5+.5*Math.tanh(2*scale-2))
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}
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if(rect.height != this.bounds.height) {
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css.height = rect.height - extra.y;
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}
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if($.isEmptyObject(css))
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return;
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this.bounds.copy(rect);
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// If this is a brand new tab don't animate it in from
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// a random location (i.e., from [0,0]). Instead, just
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// have it appear where it should be.
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if(immediately || (!this._hasBeenDrawn) ) {
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$container.stop(true, true);
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$container.css(css);
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} else {
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TabMirror.pausePainting();
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$container.animate(css,{
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complete: function() {TabMirror.resumePainting();},
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duration: 350,
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easing: "tabcandyBounce"
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}).dequeue();
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}
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if(css.fontSize && !$container.hasClass("stacked")) {
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if(css.fontSize < minFontSize )
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$title.fadeOut().dequeue();
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else
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$title.fadeIn().dequeue();
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}
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if(css.width) {
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if(css.width < 30) {
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$thumb.fadeOut();
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$close.fadeOut();
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} else {
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$thumb.fadeIn();
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$close.fadeIn();
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}
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}
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this._updateDebugBounds();
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this._hasBeenDrawn = true;
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if(!isRect(this.bounds))
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Utils.trace('TabItem.setBounds: this.bounds is not a real rectangle!', this.bounds);
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},
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// ----------
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setZ: function(value) {
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$(this.container).css({zIndex: value});
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},
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// ----------
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close: function() {
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this.tab.close();
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},
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// ----------
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addClass: function(className) {
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$(this.container).addClass(className);
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},
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// ----------
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removeClass: function(className) {
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$(this.container).removeClass(className);
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},
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// ----------
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addOnClose: function(referenceObject, callback) {
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this.tab.mirror.addOnClose(referenceObject, callback);
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},
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// ----------
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removeOnClose: function(referenceObject) {
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this.tab.mirror.removeOnClose(referenceObject);
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},
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// ----------
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setResizable: function(value){
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var self = this;
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var $resizer = $('.expander', this.container);
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if(value) {
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$resizer.fadeIn();
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$(this.container).resizable({
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handles: "se",
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aspectRatio: true,
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minWidth: TabItems.minTabWidth,
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minHeight: TabItems.minTabWidth * (TabItems.tabHeight / TabItems.tabWidth),
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resize: function(){
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self.reloadBounds();
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},
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stop: function(){
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self.reloadBounds();
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self.setUserSize();
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self.pushAway();
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}
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});
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} else {
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$resizer.fadeOut();
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$(this.container).resizable('destroy');
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}
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},
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// ----------
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makeActive: function(){
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$(this.container).find("canvas").addClass("focus")
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},
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// ----------
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makeDeactive: function(){
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$(this.container).find("canvas").removeClass("focus")
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},
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// ----------
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// Function: zoom
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// Zooms into this tab thereby allowing you to interact with it.
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zoom: function(){
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TabItems.zoomTo(this.container);
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}
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});
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// ##########
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window.TabItems = {
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minTabWidth: 40,
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tabWidth: 160,
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tabHeight: 120,
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fontSize: 9,
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// ----------
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init: function() {
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var self = this;
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function mod($div){
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if(window.Groups) {
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$div.data('isDragging', false);
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$div.draggable(window.Groups.dragOptions);
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$div.droppable(window.Groups.dropOptions);
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}
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$div.mousedown(function(e) {
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if(!Utils.isRightClick(e))
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self.lastMouseDownTarget = e.target;
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});
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$div.mouseup(function(e) {
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var same = (e.target == self.lastMouseDownTarget);
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self.lastMouseDownTarget = null;
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if(!same)
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return;
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if(e.target.className == "close") {
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$(this).find("canvas").data("link").tab.close(); }
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else {
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if(!$(this).data('isDragging')) {
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self.zoomTo(this);
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} else {
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$(this).find("canvas").data("link").tab.raw.pos = $(this).position();
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}
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}
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});
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$("<div class='close'></div>").appendTo($div);
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$("<div class='expander'></div>").appendTo($div);
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var reconnected = false;
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$div.each(function() {
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var tab = Tabs.tab(this);
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if(tab == Utils.homeTab)
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$(this).hide();
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else {
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var item = new TabItem(this, tab);
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$(this).data('tabItem', item);
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item.addOnClose(self, function() {
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Items.unsquish(null, item);
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});
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if(TabItems.reconnect(item))
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reconnected = true;
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else if(!tab.url || tab.url == 'about:blank') {
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tab.mirror.addSubscriber(item, 'urlChanged', function(who, info) {
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Utils.assert('changing away from blank', info.oldURL == 'about:blank' || !info.oldURL);
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TabItems.reconnect(item);
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tab.mirror.removeSubscriber(item);
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});
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}
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}
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});
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if(!reconnected && $div.length == 1 && Groups){
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Groups.newTab($div.data('tabItem'));
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}
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// TODO: Figure out this really weird bug?
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// Why is that:
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// $div.find("canvas").data("link").tab.url
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// returns chrome://tabcandy/content/candies/original/index.html for
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// every $div (which isn't right), but that
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// $div.bind("test", function(){
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// var url = $(this).find("canvas").data("link").tab.url;
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// });
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// $div.trigger("test")
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// returns the right result (i.e., the per-tab URL)?
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// I'm so confused...
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// Although I can use the trigger trick, I was thinking about
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// adding code in here which sorted the tabs into groups.
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// -- Aza
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}
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window.TabMirror.customize(mod);
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},
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// ----------
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// Function: zoomTo(container)
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// Given the containing element of a tab, allows you to
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// select that tab and zoom in on it, thereby bringing you
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// to the tab in Firefox to interact with.
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//
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zoomTo: function(tabEl){
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var self = this;
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var item = $(tabEl).data('tabItem');
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var childHitResult = { shouldZoom: true };
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if(item.parent)
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childHitResult = item.parent.childHit(item);
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if(childHitResult.shouldZoom) {
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// Zoom in!
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var orig = {
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width: $(tabEl).width(),
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height: $(tabEl).height(),
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pos: $(tabEl).position()
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}
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var scale = window.innerWidth/orig.width;
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var tab = Tabs.tab(tabEl);
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var mirror = tab.mirror;
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var overflow = $("body").css("overflow");
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$("body").css("overflow", "hidden");
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function onZoomDone(){
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UI.tabBar.show(false);
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TabMirror.resumePainting();
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$(tabEl).find("canvas").data("link").tab.focus();
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$(tabEl).css({
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top: orig.pos.top,
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left: orig.pos.left,
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width: orig.width,
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height:orig.height,
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})
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.removeClass("front");
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Navbar.show();
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// If the tab is in a group set then set the active
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// group to the tab's parent.
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if( self.getItemByTab(tabEl).parent ){
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var gID = self.getItemByTab(tabEl).parent.id;
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var group = Groups.group(gID);
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Groups.setActiveGroup( group );
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}
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else
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Groups.setActiveGroup( null );
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$("body").css("overflow", overflow);
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if(childHitResult.callback)
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childHitResult.callback();
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}
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TabMirror.pausePainting();
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$(tabEl)
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.addClass("front")
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.animate({
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top: -10,
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left: 0,
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width: orig.width*scale,
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height: orig.height*scale
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}, 200, "easeInQuad", onZoomDone);
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}
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},
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// ----------
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getItems: function() {
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var items = [];
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$('.tab:visible').each(function() {
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items.push($(this).data('tabItem'));
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});
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return items;
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},
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// ----------
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getItemByTab: function(tab) {
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return $(tab).data("tabItem");
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},
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// ----------
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getStorageData: function() {
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var data = {tabs: []};
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var items = this.getItems();
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$.each(items, function(index, item) {
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data.tabs.push(item.getStorageData());
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});
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return data;
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},
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// ----------
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reconstitute: function(data) {
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this.storageData = data;
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var items = this.getItems();
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if(data && data.tabs) {
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var self = this;
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$.each(items, function(index, item) {
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if(!self.reconnect(item))
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Groups.newTab(item);
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});
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} else {
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var box = Items.getPageBounds();
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box.inset(20, 20);
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Items.arrange(items, box, {padding: 10, animate:false});
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}
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},
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// ----------
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storageSanity: function(data) {
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// TODO: check everything
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if(!data.tabs)
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return false;
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var sane = true;
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$.each(data.tabs, function(index, tab) {
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if(!isRect(tab.bounds)) {
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Utils.log('TabItems.storageSanity: bad bounds', tab.bounds);
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sane = false;
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}
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});
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return sane;
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},
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// ----------
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reconnect: function(item) {
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if(item.reconnected)
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return true;
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var found = false;
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if(this.storageData && this.storageData.tabs) {
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var self = this;
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$.each(this.storageData.tabs, function(index, tab) {
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if(tab.url == 'about:blank')
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return;
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if(item.getURL() == tab.url) {
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if(item.parent)
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item.parent.remove(item);
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item.setBounds(tab.bounds, true);
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if(isPoint(tab.userSize))
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item.userSize = new Point(tab.userSize);
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if(tab.groupID) {
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var group = Groups.group(tab.groupID);
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group.add(item);
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}
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self.storageData.tabs.splice(index, 1);
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item.reconnected = true;
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found = true;
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return false;
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}
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});
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}
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return found;
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}
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};
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TabItems.init(); |