363 lines
14 KiB
JavaScript
363 lines
14 KiB
JavaScript
'use strict';
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/*@
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Ox.SplitPanel <f> SpliPanel Object
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options <o> Options object
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elements <[o]|[]> Array of two or three element objects
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collapsible <b|false> If true, can be collapsed (if outer element)
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collapsed <b|false> If true, is collapsed (if collapsible)
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defaultSize <n|s|auto> Default size in px (restorable via reset)
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element <o> Any Ox.Element
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If any element is collapsible or resizable, all elements must
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have an id.
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resizable <b|false> If true, can be resized (if outer element)
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resize <[n]|[]> Min size, optional snappy points, and max size
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size <n|s|"auto"> Size in px (one element must be "auto")
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tooltip <b|s|false> If true, show tooltip, if string, append it
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orientation <s|"horizontal"> orientation ("horizontal" or "vertical")
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self <o> Shared private variable
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([options[, self]]) -> <o:Ox.Element> SpliPanel Object
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resize <!> resize
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Fires on resize, on both elements being resized
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toggle <!> toggle
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Fires on collapse or expand, on the element being toggled
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@*/
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Ox.SplitPanel = function(options, self) {
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// fixme: doubleclick on resizebar should reset to initial size
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// (but anyclick would become singleclick, i.e. less responsive)
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self = self || {};
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var that = Ox.Element({}, self)
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.defaults({
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elements: [],
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orientation: 'horizontal'
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})
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.options(options || {})
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.addClass('OxSplitPanel');
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Ox.extend(self, {
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dimensions: Ox.UI.DIMENSIONS[self.options.orientation],
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edges: Ox.UI.EDGES[self.options.orientation],
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defaultSize: self.options.elements.map(function(element) {
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return !Ox.isUndefined(element.defaultSize)
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? element.defaultSize : element.size;
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}),
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length: self.options.elements.length,
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resizebarElements: [],
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$resizebars: []
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});
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// create elements
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// fixme: attach to self instead?
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that.$elements = Ox.map(self.options.elements, function(element, i) {
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self.options.elements[i] = Ox.extend({
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collapsible: false,
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collapsed: false,
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resizable: false,
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resize: [],
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size: 'auto'
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}, element);
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// top and bottom (horizontal) or left and right (vertical)
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self.edges.slice(2).forEach(function(edge) {
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element.element.css(edge, (parseInt(element.element.css(edge)) || 0) + 'px')
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});
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return element.element;
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});
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// create resizebars
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self.options.elements.forEach(function(element, i) {
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var index = i == 0 ? 0 : 1;
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that.$elements[i].appendTo(that.$element); // fixme: that.$content
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if (element.collapsible || element.resizable) {
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self.resizebarElements[index] = i < 2 ? [0, 1] : [1, 2];
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self.$resizebars[index] = Ox.Resizebar({
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collapsed: element.collapsed,
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collapsible: element.collapsible,
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edge: self.edges[index],
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elements: [
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that.$elements[self.resizebarElements[index][0]],
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that.$elements[self.resizebarElements[index][1]]
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],
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id: element.element.options('id'),
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orientation: self.options.orientation == 'horizontal'
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? 'vertical' : 'horizontal',
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parent: that, // fixme: that.$content
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resizable: element.resizable,
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resize: element.resize,
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size: element.size,
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tooltip: element.tooltip
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});
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self.$resizebars[index][
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i == 0 ? 'insertAfter' : 'insertBefore'
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](that.$elements[i]);
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}
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});
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self.options.elements.forEach(function(element, i) {
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element.collapsed && that.css(
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self.edges[i == 0 ? 0 : 1], -self.options.elements[i].size + 'px'
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);
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});
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setSizes(true);
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function getIndexById(id) {
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var index = -1;
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Ox.forEach(self.options.elements, function(element, i) {
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if (element.element.options('id') == id) {
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index = i;
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return false; // break
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}
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});
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return index;
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}
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function getSize(index) {
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var element = self.options.elements[index];
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return element.size + (element.collapsible || element.resizable);
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}
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function getVisibleSize(index) {
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var element = self.options.elements[index];
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return getSize(element) * !element.collapsed;
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}
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function setSizes(init, animate) {
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// will animate if animate is truthy and call animate if it's a function
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self.options.elements.forEach(function(element, i) {
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// fixme: maybe we can add a conditional here, since init
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// is about elements that are collapsed splitpanels
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var css = {},
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edges = self.edges.slice(0, 2).map(function(edge) {
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// left/right (horizontal) or top/bottom (vertical)
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return init && parseInt(that.$elements[i].css(edge)) || 0;
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});
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if (element.size != 'auto') {
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// width (horizontal) or height (vertical)
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css[self.dimensions[0]] = element.size + 'px';
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}
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if (i == 0) {
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// left (horizontal) or top (vertical)
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css[self.edges[0]] = edges[0] + 'px';
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// right (horizontal) or bottom (vertical)
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if (element.size == 'auto') {
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css[self.edges[1]] = getSize(1)
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+ (
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self.length == 3 ? getVisibleSize(2) : 0
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) + 'px';
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}
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} else if (i == 1) {
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// left (horizontal) or top (vertical)
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if (self.options.elements[0].size != 'auto') {
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css[self.edges[0]] = edges[0] + getSize(0) + 'px'
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} else {
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css[self.edges[0]] = 'auto'; // fixme: why is this needed?
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}
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// right (horizontal) or bottom (vertical)
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css[self.edges[1]] = (
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self.length == 3 ? getSize(2) : 0
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) + 'px';
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} else {
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// left (horizontal) or top (vertical)
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if (element.size == 'auto') {
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css[self.edges[0]] = getVisibleSize(self.options.elements[0])
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+ getSize(1) + 'px';
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} else {
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css[self.edges[0]] = 'auto'; // fixme: why is this needed?
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}
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// right (horizontal) or bottom (vertical)
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css[self.edges[1]] = edges[1] + 'px';
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}
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if (animate) {
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that.$elements[i].animate(css, 250, function() {
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i == 0 && Ox.isFunction(animate) && animate();
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});
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} else {
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that.$elements[i].css(css);
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}
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if (element.collapsible || element.resizable) {
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css = {};
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// left or right (horizontal) or top or bottom (vertical)
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css[self.edges[i == 0 ? 0 : 1]] = element.size + 'px'
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if (animate) {
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self.$resizebars[i == 0 ? 0 : 1].animate(css, 250);
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} else {
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self.$resizebars[i == 0 ? 0 : 1].css(css);
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}
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self.$resizebars[i == 0 ? 0 : 1].options({size: element.size});
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}
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});
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}
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/*@
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getSize <f> get size of panel
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(id) -> <i> id or index of element, returns size
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id <s|i> The element's id or index
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@*/
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// fixme: what is this? there is that.size()
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that.getSize = function(id) {
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var index = Ox.isNumber(id) ? id : getIndexById(id),
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element = self.options.elements[index];
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return element.element[self.dimensions[0]]() * !that.isCollapsed(index);
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};
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/*@
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isCollapsed <f> panel collapsed state
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(id) -> <b> id or index of element, returns collapsed state
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id <i> The element's id or index
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@*/
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that.isCollapsed = function(id) {
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var index = Ox.isNumber(id) ? id : getIndexById(id);
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return self.options.elements[index].collapsed;
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};
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/*@
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replaceElement <f> Replace panel element
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(id, element) -> <f> replace element
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id <s|n> The element's id or index
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element <o> New element
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@*/
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that.replaceElement = function(id, element) {
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// one can pass index instead of id
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var index = Ox.isNumber(id) ? id : getIndexById(id);
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// top and bottom (horizontal) or left and right (vertical)
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self.edges.slice(2).forEach(function(edge) {
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element.css(edge, (parseInt(element.css(self.edges[2])) || 0) + 'px');
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});
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that.$elements[index] = element;
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self.options.elements[index].element.replaceWith(
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self.options.elements[index].element = element
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);
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setSizes();
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self.$resizebars.forEach(function($resizebar, i) {
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$resizebar.options({
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elements: [
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that.$elements[self.resizebarElements[i][0]],
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that.$elements[self.resizebarElements[i][1]]
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]
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});
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});
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return that;
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};
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/*@
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replaceElements <f> replace panel elements
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(elements) -> <f> replace elements
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elements <a> array of new elements
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@*/
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that.replaceElements = function(elements) {
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elements.forEach(function(element, i) {
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if (Ox.isNumber(element.size)) {
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that.size(i, element.size);
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if (element.collapsible || element.resizable) {
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self.$resizebars[i == 0 ? 0 : 1].options({
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collapsible: element.collapsible,
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resizable: element.resizable,
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size: element.size
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});
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}
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}
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that.replace(i, element.element);
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});
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self.options.elements = elements;
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self.$resizebars.forEach(function($resizebar, i) {
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$resizebar.options({
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elements: [
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that.$elements[self.resizebarElements[i][0]],
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that.$elements[self.resizebarElements[i][1]]
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]
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});
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});
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return that;
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};
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/*@
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reset <f> Reset an outer element to its initial size
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@*/
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that.reset = function(id) {
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// one can pass index instead of id
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var index = Ox.isNumber(id) ? id : getIndexById(id),
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element = self.options.elements[index];
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element.size = self.defaultSize[index];
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setSizes(false, function() {
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element.element.triggerEvent('resize', {
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size: element.size
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});
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element = self.options.elements[index == 0 ? 1 : index - 1];
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element.element.triggerEvent('resize', {
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size: element.element[self.dimensions[0]]()
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});
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});
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};
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/*@
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size <f> Get or set size of an element
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(id) -> <i> Returns size
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(id, size) -> <o> Sets size, returns SplitPanel
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(id, size, callback) -> <o> Sets size with animation, returns SplitPanel
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id <i> The element's id or index
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size <i> New size, in px
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callback <b|f> Callback function (passing true animates w/o callback)
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@*/
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that.size = function(id, size, callback) {
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// one can pass index instead of id
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var index = Ox.isNumber(id) ? id : getIndexById(id),
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element = self.options.elements[index];
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if (arguments.length == 1) {
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return element.element[self.dimensions[0]]() * !that.isCollapsed(index);
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} else {
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element.size = size;
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setSizes(false, callback);
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return that;
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}
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};
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/*@
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toggle <f> Toggles collapsed state of an outer element
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(id) -> <o> The SplitPanel
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id <s|i> The element's id or index
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@*/
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// FIXME: 'toggle' is reserved by jQuery
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that.toggle = function(id) {
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// one can pass index instead of id
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if (self.toggling) {
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return false;
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}
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var index = Ox.isNumber(id) ? id : getIndexById(id),
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element = self.options.elements[index],
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value = parseInt(that.css(self.edges[index == 0 ? 0 : 1]), 10)
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+ element.element[self.dimensions[0]]() * (element.collapsed ? 1 : -1),
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animate = {};
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self.toggling = true;
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animate[self.edges[index == 0 ? 0 : 1]] = value;
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that.animate(animate, 250, function() {
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element.collapsed = !element.collapsed;
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element.element.triggerEvent('toggle', {
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collapsed: element.collapsed
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});
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self.$resizebars[index == 0 ? 0 : 1].options({collapsed: element.collapsed});
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element = self.options.elements[index == 0 ? 1 : index - 1];
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element.element.triggerEvent('resize', {
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size: element.element[self.dimensions[0]]()
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});
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self.toggling = false;
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});
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};
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/*@
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updateSize <f> update size of element
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(index, size) -> <o> update size of element
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index <i> index of element
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size <n> new size
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@*/
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that.updateSize = function(index, size) {
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// this is called from resizebar
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index = index == 0 ? 0 : self.options.elements.length - 1; // fixme: silly that 0 or 1 is passed, and not index
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self.options.elements[index].size = size;
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};
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return that;
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};
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