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ui-layout.js
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'use strict';
/**
* UI.Layout
*/
angular.module('ui.layout', [])
.controller('uiLayoutCtrl', ['$scope', '$attrs', '$element', '$timeout', '$window', 'LayoutContainer', 'Layout',
function uiLayoutCtrl($scope, $attrs, $element, $timeout, $window, LayoutContainer, Layout) {
var ctrl = this;
var opts = angular.extend({}, $scope.$eval($attrs.uiLayout), $scope.$eval($attrs.options));
var numOfSplitbars = 0;
//var cache = {};
var animationFrameRequested;
var lastPos;
// regex to verify size is properly set to pixels or percent
var sizePattern = /\d+\s*(px|%)\s*$/i;
Layout.addLayout(ctrl);
ctrl.containers = [];
ctrl.movingSplitbar = null;
ctrl.bounds = $element[0].getBoundingClientRect();
ctrl.isUsingColumnFlow = opts.flow === 'column';
ctrl.sizeProperties = !ctrl.isUsingColumnFlow ?
{ sizeProperty: 'height',
offsetSize: 'offsetHeight',
offsetPos: 'top',
flowProperty: 'top',
oppositeFlowProperty: 'bottom',
mouseProperty: 'clientY',
flowPropertyPosition: 'y' } :
{ sizeProperty: 'width',
offsetSize: 'offsetWidth',
offsetPos: 'left',
flowProperty: 'left',
oppositeFlowProperty: 'right',
mouseProperty: 'clientX',
flowPropertyPosition: 'x' };
$element
// Force the layout to fill the parent space
// fix no height layout...
.addClass('stretch')
// set the layout css class
.addClass('ui-layout-' + (opts.flow || 'row'));
if (opts.disableToggle) {
$element.addClass('no-toggle');
}
if (opts.disableMobileToggle) {
$element.addClass('no-mobile-toggle');
}
// Initial global size definition
opts.sizes = opts.sizes || [];
opts.maxSizes = opts.maxSizes || [];
opts.minSizes = opts.minSizes || [];
opts.dividerSize = opts.dividerSize === undefined ? 10 : opts.dividerSize;
opts.collapsed = opts.collapsed || [];
ctrl.opts = opts;
$scope.updateDisplay = function() {
ctrl.calculate();
};
var debounceEvent;
function draw() {
var position = ctrl.sizeProperties.flowProperty;
var dividerSize = parseInt(opts.dividerSize);
var elementSize = $element[0][ctrl.sizeProperties.offsetSize];
if(ctrl.movingSplitbar !== null) {
var splitbarIndex = ctrl.containers.indexOf(ctrl.movingSplitbar);
var nextSplitbarIndex = (splitbarIndex + 2) < ctrl.containers.length ? splitbarIndex + 2 : null;
if(splitbarIndex > -1) {
var processedContainers = ctrl.processSplitbar(ctrl.containers[splitbarIndex]);
var beforeContainer = processedContainers.beforeContainer;
var afterContainer = processedContainers.afterContainer;
if(!beforeContainer.collapsed && !afterContainer.collapsed) {
// calculate container positons
var difference = ctrl.movingSplitbar[position] - lastPos;
var newPosition = ctrl.movingSplitbar[position] - difference;
// Keep the bar in the window (no left/top 100%)
newPosition = Math.min(elementSize-dividerSize, newPosition);
// Keep the bar from going past the previous element min/max values
if(angular.isNumber(beforeContainer.beforeMinValue) && newPosition < beforeContainer.beforeMinValue)
newPosition = beforeContainer.beforeMinValue;
if(angular.isNumber(beforeContainer.beforeMaxValue) && newPosition > beforeContainer.beforeMaxValue)
newPosition = beforeContainer.beforeMaxValue;
// Keep the bar from going past the next element min/max values
if(afterContainer !== null &&
angular.isNumber(afterContainer.afterMinValue) &&
newPosition > (afterContainer.afterMinValue - dividerSize))
newPosition = afterContainer.afterMinValue - dividerSize;
if(afterContainer !== null && angular.isNumber(afterContainer.afterMaxValue) && newPosition < afterContainer.afterMaxValue)
newPosition = afterContainer.afterMaxValue;
// resize the before container
beforeContainer.size = newPosition - beforeContainer[position];
// store the current value to preserve this size during onResize
beforeContainer.uncollapsedSize = beforeContainer.size;
// update after container position
var oldAfterContainerPosition = afterContainer[position];
afterContainer[position] = newPosition + dividerSize;
//update after container size if the position has changed
if(afterContainer[position] != oldAfterContainerPosition) {
afterContainer.size = (nextSplitbarIndex !== null) ?
(oldAfterContainerPosition + afterContainer.size) - (newPosition + dividerSize) :
elementSize - (newPosition + dividerSize);
// store the current value to preserve this size during onResize
afterContainer.uncollapsedSize = afterContainer.size;
}
// move the splitbar
ctrl.movingSplitbar[position] = newPosition;
ctrl.movingSplitbar.updatePosition();
beforeContainer.update();
afterContainer.update();
// broadcast an event that resize happened (debounced to 50ms)
if(debounceEvent) $timeout.cancel(debounceEvent);
debounceEvent = $timeout(function() {
$scope.$digest();
$scope.$broadcast('ui.layout.resize', beforeContainer, afterContainer);
debounceEvent = null;
}, 50, false);
}
}
}
//Enable a new animation frame
animationFrameRequested = null;
}
function offset(element) {
var rawDomNode = element[0];
var body = document.documentElement || document.body;
var scrollX = window.pageXOffset || body.scrollLeft;
var scrollY = window.pageYOffset || body.scrollTop;
var clientRect = rawDomNode.getBoundingClientRect();
var x = clientRect.left + scrollX;
var y = clientRect.top + scrollY;
return { left: x, top: y };
}
/**
* Returns the current value for an option
* @param option The option to get the value for
* @return The value of the option. Returns null if there was no option set.
*/
function optionValue(option) {
if(typeof option == 'number' || typeof option == 'string' && option.match(sizePattern)) {
return option;
} else {
return null;
}
}
//================================================================================
// Public Controller Functions
//================================================================================
ctrl.mouseUpHandler = function(event) {
if(ctrl.movingSplitbar !== null) {
ctrl.movingSplitbar = null;
}
return event;
};
ctrl.mouseMoveHandler = function(mouseEvent) {
var mousePos = mouseEvent[ctrl.sizeProperties.mouseProperty] ||
(mouseEvent.originalEvent && mouseEvent.originalEvent[ctrl.sizeProperties.mouseProperty]) ||
// jQuery does touches weird, see #82
($window.jQuery ?
(mouseEvent.originalEvent ? mouseEvent.originalEvent.targetTouches[0][ctrl.sizeProperties.mouseProperty] : 0) :
(mouseEvent.targetTouches ? mouseEvent.targetTouches[0][ctrl.sizeProperties.mouseProperty] : 0));
lastPos = mousePos - offset($element)[ctrl.sizeProperties.offsetPos];
//Cancel previous rAF call
if(animationFrameRequested) {
window.cancelAnimationFrame(animationFrameRequested);
}
//TODO: cache layout values
//Animate the page outside the event
animationFrameRequested = window.requestAnimationFrame(draw);
};
/**
* Returns the min and max values of the ctrl.containers on each side of the container submitted
* @param container
* @returns {*}
*/
ctrl.processSplitbar = function(container) {
var index = ctrl.containers.indexOf(container);
var setValues = function(container) {
var start = container[ctrl.sizeProperties.flowProperty];
var end = container[ctrl.sizeProperties.flowProperty] + container.size;
container.beforeMinValue = angular.isNumber(container.minSize) ? start + container.minSize : start;
container.beforeMaxValue = angular.isNumber(container.maxSize) ? start + container.maxSize : null;
container.afterMinValue = angular.isNumber(container.minSize) ? end - container.minSize : end;
container.afterMaxValue = angular.isNumber(container.maxSize) ? end - container.maxSize : null;
};
//verify the container was found in the list
if(index > -1) {
var beforeContainer = (index > 0) ? ctrl.containers[index-1] : null;
var afterContainer = ((index+1) <= ctrl.containers.length) ? ctrl.containers[index+1] : null;
if(beforeContainer !== null) setValues(beforeContainer);
if(afterContainer !== null) setValues(afterContainer);
return {
beforeContainer: beforeContainer,
afterContainer: afterContainer
};
}
return null;
};
/**
* Checks if a string has a percent symbol in it.
* @param num
* @returns {boolean}
*/
ctrl.isPercent = function(num) {
return (num && angular.isString(num) && num.indexOf('%') > -1) ? true : false;
};
/**
* Converts a number to pixels from percent.
* @param size
* @param parentSize
* @returns {number}
*/
ctrl.convertToPixels = function(size, parentSize) {
return Math.floor(parentSize * (parseInt(size) / 100));
};
/**
* Sets the default size for each container.
*/
ctrl.calculate = function() {
var c, i;
var dividerSize = parseInt(opts.dividerSize);
var elementSize = $element[0].getBoundingClientRect()[ctrl.sizeProperties.sizeProperty];
var availableSize = elementSize - (dividerSize * numOfSplitbars);
var originalSize = availableSize;
var usedSpace = 0;
var numOfAutoContainers = 0;
if(ctrl.containers.length > 0 && $element.children().length > 0) {
// calculate sizing for ctrl.containers
for(i=0; i < ctrl.containers.length; i++) {
if(!LayoutContainer.isSplitbar(ctrl.containers[i])) {
c = ctrl.containers[i];
opts.sizes[i] = c.isCentral ? 'auto' : c.collapsed ? (optionValue(c.minSize) || '0px') : optionValue(c.uncollapsedSize) || 'auto';
opts.minSizes[i] = optionValue(c.minSize);
opts.maxSizes[i] = optionValue(c.maxSize);
if(opts.sizes[i] !== 'auto') {
if(ctrl.isPercent(opts.sizes[i])) {
opts.sizes[i] = ctrl.convertToPixels(opts.sizes[i], originalSize);
} else {
opts.sizes[i] = parseInt(opts.sizes[i]);
}
}
if(opts.minSizes[i] !== null) {
if(ctrl.isPercent(opts.minSizes[i])) {
opts.minSizes[i] = ctrl.convertToPixels(opts.minSizes[i], originalSize);
} else {
opts.minSizes[i] = parseInt(opts.minSizes[i]);
}
// don't allow the container size to initialize smaller than the minSize
if(!c.collapsed && opts.sizes[i] < opts.minSizes[i]) opts.sizes[i] = opts.minSizes[i];
}
if(opts.maxSizes[i] !== null) {
if(ctrl.isPercent(opts.maxSizes[i])) {
opts.maxSizes[i] = ctrl.convertToPixels(opts.maxSizes[i], originalSize);
} else {
opts.maxSizes[i] = parseInt(opts.maxSizes[i]);
}
// don't allow the container size to intialize larger than the maxSize
if(opts.sizes[i] > opts.maxSizes[i]) opts.sizes[i] = opts.maxSizes[i];
}
if(opts.sizes[i] === 'auto') {
numOfAutoContainers++;
} else {
availableSize -= opts.sizes[i];
}
}
}
// FIXME: autoSize if frequently Infinity, since numOfAutoContainers is frequently 0, no need to calculate that
// set the sizing for the ctrl.containers
/*
* When the parent size is odd, rounding down the `autoSize` leaves a remainder.
* This remainder is added to the last auto-sized container in a layout.
*/
var autoSize = Math.floor(availableSize / numOfAutoContainers),
remainder = availableSize - autoSize * numOfAutoContainers;
for(i=0; i < ctrl.containers.length; i++) {
c = ctrl.containers[i];
c[ctrl.sizeProperties.flowProperty] = usedSpace;
c.maxSize = opts.maxSizes[i];
c.minSize = opts.minSizes[i];
//TODO: adjust size if autosize is greater than the maxSize
if(!LayoutContainer.isSplitbar(c)) {
var newSize;
if(opts.sizes[i] === 'auto') {
newSize = autoSize;
// add the rounding down remainder to the last auto-sized container in the layout
if (remainder > 0 && i === ctrl.containers.length - 1) {
newSize += remainder;
}
} else {
newSize = opts.sizes[i];
}
c.size = (newSize !== null) ? newSize : autoSize;
} else {
c.size = dividerSize;
}
usedSpace += c.size;
}
}
};
/**
* Adds a container to the list of layout ctrl.containers.
* @param container The container to add
*/
ctrl.addContainer = function(container) {
var index = ctrl.indexOfElement(container.element);
if(!angular.isDefined(index) || index < 0 || ctrl.containers.length < index) {
console.error("Invalid index to add container; i=" + index + ", len=", ctrl.containers.length);
return;
}
if(LayoutContainer.isSplitbar(container)) {
numOfSplitbars++;
}
container.index = index;
ctrl.containers.splice(index, 0, container);
ctrl.calculate();
};
/**
* Remove a container from the list of layout ctrl.containers.
* @param container
*/
ctrl.removeContainer = function(container) {
var index = ctrl.containers.indexOf(container);
if(index >= 0) {
if(!LayoutContainer.isSplitbar(container)) {
if(ctrl.containers.length > 2) {
// Assume there's a sidebar between each container
// We need to remove this container and the sidebar next to it
if(index == ctrl.containers.length - 1) {
// We're removing the last element, the side bar is on the left
ctrl.containers[index-1].element.remove();
} else {
// The side bar is on the right
ctrl.containers[index+1].element.remove();
}
}
} else {
// fix for potentially collapsed containers
ctrl.containers[index - 1].collapsed = false;
numOfSplitbars--;
}
// Need to re-check the index, as a side bar may have been removed
var newIndex = ctrl.containers.indexOf(container);
if(newIndex >= 0) {
ctrl.containers.splice(newIndex, 1);
ctrl.opts.maxSizes.splice(newIndex, 1);
ctrl.opts.minSizes.splice(newIndex, 1);
ctrl.opts.sizes.splice(newIndex, 1);
}
ctrl.calculate();
} else {
console.error("removeContainer for container that did not exist!");
}
};
/**
* Returns an array of layout ctrl.containers.
* @returns {Array}
*/
ctrl.getContainers = function() {
return ctrl.containers;
};
ctrl.toggleContainer = function(index) {
var splitter = ctrl.containers[index + 1],
el;
if (splitter) {
el = splitter.element[0].children[0];
} else {
splitter = ctrl.containers[index - 1];
el = splitter.element[0].children[1];
}
$timeout(function(){
angular.element(el).triggerHandler('click');
});
};
/**
* Toggles the container before the provided splitbar
* @param splitbar
* @returns {boolean|*|Array}
*/
ctrl.toggleBefore = function(splitbar) {
var index = ctrl.containers.indexOf(splitbar) - 1;
var c = ctrl.containers[index];
c.collapsed = !ctrl.containers[index].collapsed;
var nextSplitbar = ctrl.containers[index+1];
var nextContainer = ctrl.containers[index+2];
// uncollapsedSize is undefined in case of 'auto' sized containers.
// Perhaps there's a place where we could set... could find it though. @see also toggleBefore
if (c.uncollapsedSize === undefined) {
c.uncollapsedSize = c.size;
} else {
c.uncollapsedSize = parseInt(c.uncollapsedSize);
}
// FIXME: collapse:resize:uncollapse: works well "visually" without the nextSplitbar and nextContainer calculations
// but removing those breaks few test
$scope.$apply(function() {
if(c.collapsed) {
c.size = 0;
if(nextSplitbar) nextSplitbar[ctrl.sizeProperties.flowProperty] -= c.uncollapsedSize;
if(nextContainer) {
nextContainer[ctrl.sizeProperties.flowProperty] -= c.uncollapsedSize;
nextContainer.uncollapsedSize += c.uncollapsedSize;
}
} else {
c.size = c.uncollapsedSize;
if(nextSplitbar) nextSplitbar[ctrl.sizeProperties.flowProperty] += c.uncollapsedSize;
if(nextContainer) {
nextContainer[ctrl.sizeProperties.flowProperty] += c.uncollapsedSize;
nextContainer.uncollapsedSize -= c.uncollapsedSize;
}
}
});
$scope.$broadcast('ui.layout.toggle', c);
Layout.toggled();
return c.collapsed;
};
/**
* Toggles the container after the provided splitbar
* @param splitbar
* @returns {boolean|*|Array}
*/
ctrl.toggleAfter = function(splitbar) {
var index = ctrl.containers.indexOf(splitbar) + 1;
var c = ctrl.containers[index];
var prevSplitbar = ctrl.containers[index-1];
var prevContainer = ctrl.containers[index-2];
var isLastContainer = index === (ctrl.containers.length - 1);
var endDiff;
var flowProperty = ctrl.sizeProperties.flowProperty;
var sizeProperty = ctrl.sizeProperties.sizeProperty;
ctrl.bounds = $element[0].getBoundingClientRect();
c.collapsed = !ctrl.containers[index].collapsed;
// uncollapsedSize is undefined in case of 'auto' sized containers.
// Perhaps there's a place where we could set... could find it though. @see also toggleBefore
if (c.uncollapsedSize === undefined) {
c.uncollapsedSize = c.size;
} else {
c.uncollapsedSize = parseInt(c.uncollapsedSize);
}
// FIXME: collapse:resize:uncollapse: works well "visually" without the prevSplitbar and prevContainer calculations
// but removing those breaks few test
$scope.$apply(function() {
if(c.collapsed) {
c.size = 0;
// adds additional space so the splitbar moves to the very end of the container
// to offset the lost space when converting from percents to pixels
endDiff = (isLastContainer) ? ctrl.bounds[sizeProperty] - c[flowProperty] - c.uncollapsedSize : 0;
if(prevSplitbar) {
prevSplitbar[flowProperty] += (c.uncollapsedSize + endDiff);
}
if(prevContainer) {
prevContainer.size += (c.uncollapsedSize + endDiff);
}
} else {
c.size = c.uncollapsedSize;
// adds additional space so the splitbar moves back to the proper position
// to offset the additional space added when collapsing
endDiff = (isLastContainer) ? ctrl.bounds[sizeProperty] - c[flowProperty] - c.uncollapsedSize : 0;
if(prevSplitbar) {
prevSplitbar[flowProperty] -= (c.uncollapsedSize + endDiff);
}
if(prevContainer) {
prevContainer.size -= (c.uncollapsedSize + endDiff);
}
}
});
$scope.$broadcast('ui.layout.toggle', c);
Layout.toggled();
return c.collapsed;
};
/**
* Returns the container object of the splitbar that is before the one passed in.
* @param currentSplitbar
*/
ctrl.getPreviousSplitbarContainer = function(currentSplitbar) {
if(LayoutContainer.isSplitbar(currentSplitbar)) {
var currentSplitbarIndex = ctrl.containers.indexOf(currentSplitbar);
var previousSplitbarIndex = currentSplitbarIndex - 2;
if(previousSplitbarIndex >= 0) {
return ctrl.containers[previousSplitbarIndex];
}
return null;
}
return null;
};
/**
* Returns the container object of the splitbar that is after the one passed in.
* @param currentSplitbar
*/
ctrl.getNextSplitbarContainer = function(currentSplitbar) {
if(LayoutContainer.isSplitbar(currentSplitbar)) {
var currentSplitbarIndex = ctrl.containers.indexOf(currentSplitbar);
var nextSplitbarIndex = currentSplitbarIndex + 2;
if(currentSplitbarIndex > 0 && nextSplitbarIndex < ctrl.containers.length) {
return ctrl.containers[nextSplitbarIndex];
}
return null;
}
return null;
};
/**
* Checks whether the container before this one is a split bar
* @param {container} container The container to check
* @return {Boolean} true if the element before is a splitbar, false otherwise
*/
ctrl.hasSplitbarBefore = function(container) {
var index = ctrl.containers.indexOf(container);
if(1 <= index) {
return LayoutContainer.isSplitbar(ctrl.containers[index-1]);
}
return false;
};
/**
* Checks whether the container after this one is a split bar
* @param {container} container The container to check
* @return {Boolean} true if the element after is a splitbar, false otherwise
*/
ctrl.hasSplitbarAfter = function(container) {
var index = ctrl.containers.indexOf(container);
if(index < ctrl.containers.length - 1) {
return LayoutContainer.isSplitbar(ctrl.containers[index+1]);
}
return false;
};
/**
* Checks whether the passed in element is a ui-layout type element.
* @param {element} element The element to check
* @return {Boolean} true if the element is a layout element, false otherwise.
*/
ctrl.isLayoutElement = function(element) {
return element.hasAttribute('ui-layout-container') ||
element.hasAttribute('ui-splitbar') ||
element.nodeName === 'UI-LAYOUT-CONTAINER';
};
/**
* Retrieve the index of an element within it's parents context.
* @param {element} element The element to get the index of
* @return {int} The index of the element within it's parent
*/
ctrl.indexOfElement = function(element) {
var parent = element.parent();
var children = parent.children();
var containerIndex = 0;
for(var i = 0; i < children.length; i++) {
var child = children[i];
if(ctrl.isLayoutElement(child)) {
if(element[0] == children[i]) {
return containerIndex;
}
containerIndex++;
}
}
return -1;
};
return ctrl;
}])
.directive('uiLayout', ['$window', function($window) {
return {
restrict: 'AE',
controller: 'uiLayoutCtrl',
link: function(scope, element, attrs, ctrl) {
scope.$watch(function () {
return element[0][ctrl.sizeProperties.offsetSize];
}, function() {
ctrl.calculate();
});
function onResize() {
ctrl.calculate();
ctrl.containers.forEach(function(c) {
c.update();
});
}
angular.element($window).bind('resize', onResize);
scope.$on('$destroy', function() {
angular.element($window).unbind('resize', onResize);
});
}
};
}])
.directive('uiSplitbar', ['LayoutContainer', function(LayoutContainer) {
// Get all the page.
var htmlElement = angular.element(document.body.parentElement);
return {
restrict: 'EAC',
require: '^uiLayout',
scope: {},
link: function(scope, element, attrs, ctrl) {
if(!element.hasClass('stretch')) element.addClass('stretch');
if(!element.hasClass('ui-splitbar')) element.addClass('ui-splitbar');
var animationClass = ctrl.isUsingColumnFlow ? 'animate-column' : 'animate-row';
element.addClass(animationClass);
scope.splitbar = LayoutContainer.Splitbar();
scope.splitbar.element = element;
//icon <a> elements
var prevButton = angular.element(element.children()[0]);
var afterButton = angular.element(element.children()[1]);
//icon <span> elements
var prevIcon = angular.element(prevButton.children()[0]);
var afterIcon = angular.element(afterButton.children()[0]);
//icon classes
var iconLeft = 'ui-splitbar-icon-left';
var iconRight = 'ui-splitbar-icon-right';
var iconUp = 'ui-splitbar-icon-up';
var iconDown = 'ui-splitbar-icon-down';
var prevIconClass = ctrl.isUsingColumnFlow ? iconLeft : iconUp;
var afterIconClass = ctrl.isUsingColumnFlow ? iconRight : iconDown;
prevIcon.addClass(prevIconClass);
afterIcon.addClass(afterIconClass);
prevButton.on('click', function() {
var prevSplitbarBeforeButton, prevSplitbarAfterButton;
var result = ctrl.toggleBefore(scope.splitbar);
var previousSplitbar = ctrl.getPreviousSplitbarContainer(scope.splitbar);
if(previousSplitbar !== null) {
prevSplitbarBeforeButton = angular.element(previousSplitbar.element.children()[0]);
prevSplitbarAfterButton = angular.element(previousSplitbar.element.children()[1]);
}
if(ctrl.isUsingColumnFlow) {
if(result) {
afterButton.css('display', 'none');
prevIcon.removeClass(iconLeft);
prevIcon.addClass(iconRight);
// hide previous splitbar buttons
if(previousSplitbar !== null) {
prevSplitbarBeforeButton.css('display', 'none');
prevSplitbarAfterButton.css('display', 'none');
}
} else {
afterButton.css('display', 'inline');
prevIcon.removeClass(iconRight);
prevIcon.addClass(iconLeft);
// show previous splitbar icons
if(previousSplitbar !== null) {
prevSplitbarBeforeButton.css('display', 'inline');
prevSplitbarAfterButton.css('display', 'inline');
}
}
} else {
if(result) {
afterButton.css('display', 'none');
prevIcon.removeClass(iconUp);
prevIcon.addClass(iconDown);
// hide previous splitbar buttons
if(previousSplitbar !== null) {
prevSplitbarBeforeButton.css('display', 'none');
prevSplitbarAfterButton.css('display', 'none');
}
} else {
afterButton.css('display', 'inline');
prevIcon.removeClass(iconDown);
prevIcon.addClass(iconUp);
// show previous splitbar icons
if(previousSplitbar !== null) {
prevSplitbarBeforeButton.css('display', 'inline');
prevSplitbarAfterButton.css('display', 'inline');
}
}
}
scope.$evalAsync(function() {
ctrl.calculate();
});
});
afterButton.on('click', function() {
var nextSplitbarBeforeButton, nextSplitbarAfterButton;
var result = ctrl.toggleAfter(scope.splitbar);
var nextSplitbar = ctrl.getNextSplitbarContainer(scope.splitbar);
if(nextSplitbar !== null) {
nextSplitbarBeforeButton = angular.element(nextSplitbar.element.children()[0]);
nextSplitbarAfterButton = angular.element(nextSplitbar.element.children()[1]);
}
if(ctrl.isUsingColumnFlow) {
if(result) {
prevButton.css('display', 'none');
afterIcon.removeClass(iconRight);
afterIcon.addClass(iconLeft);
// hide next splitbar buttons
if(nextSplitbar !== null) {
nextSplitbarBeforeButton.css('display', 'none');
nextSplitbarAfterButton.css('display', 'none');
}
} else {
prevButton.css('display', 'inline');
afterIcon.removeClass(iconLeft);
afterIcon.addClass(iconRight);
// show next splitbar buttons
if(nextSplitbar !== null) {
nextSplitbarBeforeButton.css('display', 'inline');
nextSplitbarAfterButton.css('display', 'inline');
}
}
} else {
if(result) {
prevButton.css('display', 'none');
afterIcon.removeClass(iconDown);
afterIcon.addClass(iconUp);
// hide next splitbar buttons
if(nextSplitbar !== null) {
nextSplitbarBeforeButton.css('display', 'none');
nextSplitbarAfterButton.css('display', 'none');
}
} else {
prevButton.css('display', 'inline');
afterIcon.removeClass(iconUp);
afterIcon.addClass(iconDown);
// show next splitbar buttons
if(nextSplitbar !== null) {
nextSplitbarBeforeButton.css('display', 'inline');
nextSplitbarAfterButton.css('display', 'inline');
}
}
}
scope.$evalAsync(function() {
ctrl.calculate();
});
});
element.on('mousedown touchstart', function(e) {
ctrl.movingSplitbar = scope.splitbar;
ctrl.processSplitbar(scope.splitbar);
e.preventDefault();
e.stopPropagation();
htmlElement.on('mousemove touchmove', function(event) {
ctrl.mouseMoveHandler(event);
});
return false;
});
htmlElement.on('mouseup touchend', function(event) {
ctrl.mouseUpHandler(event);
htmlElement.off('mousemove touchmove');
});
scope.$watch('splitbar.size', function(newValue) {
element.css(ctrl.sizeProperties.sizeProperty, newValue + 'px');
});
scope.splitbar.updatePosition = function() {
element.css(ctrl.sizeProperties.flowProperty, scope.splitbar[ctrl.sizeProperties.flowProperty] + 'px');
};
scope.splitbar.update = function() {
scope.splitbar.updatePosition();
};
scope.$watch('splitbar.' + ctrl.sizeProperties.flowProperty, scope.splitbar.updatePosition);
scope.$on('$destroy', function() {
htmlElement.off('mouseup touchend mousemove touchmove');
});
//Add splitbar to layout container list
ctrl.addContainer(scope.splitbar);
element.on('$destroy', function() {
ctrl.removeContainer(scope.splitbar);
scope.$evalAsync();
});
}
};
}])
.directive('uiLayoutContainer',
['LayoutContainer', '$compile', '$timeout', 'Layout',
function(LayoutContainer, $compile, $timeout, Layout) {
return {
restrict: 'AE',
require: '^uiLayout',
scope: {
collapsed: '=',
resizable: '=',
size: '@',
minSize: '@',
maxSize: '@'
},
compile: function() {
return {
pre: function(scope, element, attrs, ctrl) {
scope.container = LayoutContainer.Container();
scope.container.element = element;
scope.container.id = element.attr('id') || null;
scope.container.layoutId = ctrl.id;
scope.container.isCentral = attrs.uiLayoutContainer === 'central';
if (scope.collapsed === true) {
scope.collapsed = false;
Layout.addCollapsed(scope.container);
}
// FIXME: collapsed: @see uiLayoutLoaded for explanation
//if (angular.isDefined(scope.collapsed)) {
// scope.container.collapsed = scope.collapsed;
//}
if (angular.isDefined(scope.resizable)) {
scope.container.resizable = scope.resizable;
}
scope.container.size = scope.size;
scope.container.uncollapsedSize = scope.size;
scope.container.minSize = scope.minSize;
scope.container.maxSize = scope.maxSize;
ctrl.addContainer(scope.container);
element.on('$destroy', function() {
ctrl.removeContainer(scope.container);
scope.$evalAsync();
});
},
post: function(scope, element, attrs, ctrl) {
if(!element.hasClass('stretch')) element.addClass('stretch');
if(!element.hasClass('ui-layout-container')) element.addClass('ui-layout-container');
var animationClass = ctrl.isUsingColumnFlow ? 'animate-column' : 'animate-row';
element.addClass(animationClass);
scope.$watch('collapsed', function (val, old) {
if (angular.isDefined(old) && val !== old) {
ctrl.toggleContainer(scope.container.index);
}
});
scope.container.updateSize = function() {
element.css(ctrl.sizeProperties.sizeProperty, scope.container.size + 'px');
};
scope.$watch('container.size', function(newValue) {
scope.container.updateSize();
if(newValue === 0) {
element.addClass('ui-layout-hidden');
} else {
element.removeClass('ui-layout-hidden');
}
});
scope.container.updatePosition = function() {
element.css(ctrl.sizeProperties.flowProperty, scope.container[ctrl.sizeProperties.flowProperty] + 'px');
};
scope.container.update = function() {
scope.container.updatePosition();
scope.container.updateSize();
};
scope.$watch('container.' + ctrl.sizeProperties.flowProperty, scope.container.updatePosition);
//TODO: add ability to disable auto-adding a splitbar after the container
var parent = element.parent();
var children = parent.children();
var index = ctrl.indexOfElement(element);
var splitbar = angular.element('<div ui-splitbar>' +
'<a><span class="ui-splitbar-icon"></span></a>' +
'<a><span class="ui-splitbar-icon"></span></a>' +
'</div>');
if(0 < index && !ctrl.hasSplitbarBefore(scope.container)) {
angular.element(children[index-1]).after(splitbar);
$compile(splitbar)(scope);
} else if(index < children.length - 1) {
element.after(splitbar);
$compile(splitbar)(scope);
}
}
};
}
};
}])
.directive('uiLayoutLoaded', ['$timeout', 'Layout', function($timeout, Layout) {
// Currently necessary for programmatic toggling to work with "initially" collapsed containers,
// because prog. toggling depends on the logic of prevButton and nextButton (which should be probably refactored out)
//
// This is how it currently works:
// 1. uiLayoutContainer in prelink phase resets @collapsed to false, because layout has to be calculated
// with all containers uncollapsed to get the correct dimensions
// 2. layout with ui-layout-loaded attributes broadcasts "ui.layout.loaded"
// 3. user changes values of @collapsed which triggers 'click' on either of the buttons
// 3. the other button is hidden and container size set to 0
return {
require: '^uiLayout',
restrict: 'A',