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359
public/tinymce/classes/ui/FloatPanel.js
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359
public/tinymce/classes/ui/FloatPanel.js
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/**
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* FloatPanel.js
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*
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* Copyright, Moxiecode Systems AB
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* Released under LGPL License.
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*
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* License: http://www.tinymce.com/license
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* Contributing: http://www.tinymce.com/contributing
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*/
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/**
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* This class creates a floating panel.
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*
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* @-x-less FloatPanel.less
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* @class tinymce.ui.FloatPanel
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* @extends tinymce.ui.Panel
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* @mixes tinymce.ui.Movable
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* @mixes tinymce.ui.Resizable
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*/
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define("tinymce/ui/FloatPanel", [
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"tinymce/ui/Panel",
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"tinymce/ui/Movable",
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"tinymce/ui/Resizable",
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"tinymce/ui/DomUtils"
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], function(Panel, Movable, Resizable, DomUtils) {
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"use strict";
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var documentClickHandler, documentScrollHandler, visiblePanels = [];
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var zOrder = [], hasModal;
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var FloatPanel = Panel.extend({
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Mixins: [Movable, Resizable],
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/**
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* Constructs a new control instance with the specified settings.
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*
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* @constructor
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* @param {Object} settings Name/value object with settings.
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* @setting {Boolean} autohide Automatically hide the panel.
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*/
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init: function(settings) {
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var self = this;
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function reorder() {
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var i, zIndex = FloatPanel.zIndex || 0xFFFF, topModal;
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if (zOrder.length) {
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for (i = 0; i < zOrder.length; i++) {
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if (zOrder[i].modal) {
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zIndex++;
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topModal = zOrder[i];
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}
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zOrder[i].getEl().style.zIndex = zIndex;
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zOrder[i].zIndex = zIndex;
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zIndex++;
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}
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}
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var modalBlockEl = document.getElementById(self.classPrefix + 'modal-block');
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if (topModal) {
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DomUtils.css(modalBlockEl, 'z-index', topModal.zIndex - 1);
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} else if (modalBlockEl) {
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modalBlockEl.parentNode.removeChild(modalBlockEl);
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hasModal = false;
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}
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FloatPanel.currentZIndex = zIndex;
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}
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function isChildOf(ctrl, parent) {
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while (ctrl) {
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if (ctrl == parent) {
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return true;
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}
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ctrl = ctrl.parent();
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}
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}
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/**
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* Repositions the panel to the top of page if the panel is outside of the visual viewport. It will
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* also reposition all child panels of the current panel.
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*/
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function repositionPanel(panel) {
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var scrollY = DomUtils.getViewPort().y;
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function toggleFixedChildPanels(fixed, deltaY) {
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var parent;
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for (var i = 0; i < visiblePanels.length; i++) {
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if (visiblePanels[i] != panel) {
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parent = visiblePanels[i].parent();
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while (parent && (parent = parent.parent())) {
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if (parent == panel) {
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visiblePanels[i].fixed(fixed).moveBy(0, deltaY).repaint();
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}
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}
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}
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}
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}
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if (panel.settings.autofix) {
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if (!panel._fixed) {
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panel._autoFixY = panel.layoutRect().y;
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if (panel._autoFixY < scrollY) {
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panel.fixed(true).layoutRect({y: 0}).repaint();
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toggleFixedChildPanels(true, scrollY - panel._autoFixY);
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}
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} else {
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if (panel._autoFixY > scrollY) {
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panel.fixed(false).layoutRect({y: panel._autoFixY}).repaint();
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toggleFixedChildPanels(false, panel._autoFixY - scrollY);
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}
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}
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}
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}
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self._super(settings);
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self._eventsRoot = self;
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self.addClass('floatpanel');
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// Hide floatpanes on click out side the root button
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if (settings.autohide) {
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if (!documentClickHandler) {
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documentClickHandler = function(e) {
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var i, clickCtrl = self.getParentCtrl(e.target);
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// Hide any float panel when a click is out side that float panel and the
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// float panels direct parent for example a click on a menu button
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i = visiblePanels.length;
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while (i--) {
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var panel = visiblePanels[i];
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if (panel.settings.autohide) {
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if (clickCtrl) {
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if (isChildOf(clickCtrl, panel) || panel.parent() === clickCtrl) {
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continue;
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}
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}
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e = panel.fire('autohide', {target: e.target});
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if (!e.isDefaultPrevented()) {
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panel.hide();
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}
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}
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}
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};
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DomUtils.on(document, 'click', documentClickHandler);
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}
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visiblePanels.push(self);
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}
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if (settings.autofix) {
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if (!documentScrollHandler) {
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documentScrollHandler = function() {
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var i;
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i = visiblePanels.length;
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while (i--) {
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repositionPanel(visiblePanels[i]);
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}
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};
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DomUtils.on(window, 'scroll', documentScrollHandler);
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}
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self.on('move', function() {
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repositionPanel(this);
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});
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}
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self.on('postrender show', function(e) {
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if (e.control == self) {
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var modalBlockEl, prefix = self.classPrefix;
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if (self.modal && !hasModal) {
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modalBlockEl = DomUtils.createFragment('<div id="' + prefix + 'modal-block" class="' +
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prefix + 'reset ' + prefix + 'fade"></div>');
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modalBlockEl = modalBlockEl.firstChild;
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self.getContainerElm().appendChild(modalBlockEl);
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setTimeout(function() {
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DomUtils.addClass(modalBlockEl, prefix + 'in');
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DomUtils.addClass(self.getEl(), prefix + 'in');
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}, 0);
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hasModal = true;
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}
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zOrder.push(self);
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reorder();
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}
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});
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self.on('close hide', function(e) {
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if (e.control == self) {
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var i = zOrder.length;
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while (i--) {
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if (zOrder[i] === self) {
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zOrder.splice(i, 1);
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}
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}
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reorder();
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}
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});
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self.on('show', function() {
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self.parents().each(function(ctrl) {
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if (ctrl._fixed) {
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self.fixed(true);
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return false;
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}
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});
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});
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if (settings.popover) {
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self._preBodyHtml = '<div class="' + self.classPrefix + 'arrow"></div>';
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self.addClass('popover').addClass('bottom').addClass(self.isRtl() ? 'end' : 'start');
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}
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},
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fixed: function(state) {
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var self = this;
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if (self._fixed != state) {
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if (self._rendered) {
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var viewport = DomUtils.getViewPort();
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if (state) {
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self.layoutRect().y -= viewport.y;
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} else {
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self.layoutRect().y += viewport.y;
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}
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}
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self.toggleClass('fixed', state);
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self._fixed = state;
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}
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return self;
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},
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/**
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* Shows the current float panel.
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*
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* @method show
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* @return {tinymce.ui.FloatPanel} Current floatpanel instance.
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*/
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show: function() {
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var self = this, i, state = self._super();
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i = visiblePanels.length;
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while (i--) {
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if (visiblePanels[i] === self) {
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break;
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}
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}
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if (i === -1) {
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visiblePanels.push(self);
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}
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return state;
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},
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/**
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* Hides the current float panel.
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*
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* @method hide
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* @return {tinymce.ui.FloatPanel} Current floatpanel instance.
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*/
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hide: function() {
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removeVisiblePanel(this);
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return this._super();
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},
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/**
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* Hides all visible the float panels.
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*
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* @method hideAll
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*/
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hideAll: function() {
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FloatPanel.hideAll();
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},
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/**
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* Closes the float panel. This will remove the float panel from page and fire the close event.
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*
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* @method close
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*/
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close: function() {
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var self = this;
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self.fire('close');
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return self.remove();
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},
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/**
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* Removes the float panel from page.
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*
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* @method remove
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*/
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remove: function() {
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removeVisiblePanel(this);
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this._super();
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}
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});
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/**
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* Hides all visible the float panels.
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*
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* @static
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* @method hideAll
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*/
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FloatPanel.hideAll = function() {
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var i = visiblePanels.length;
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while (i--) {
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var panel = visiblePanels[i];
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if (panel.settings.autohide) {
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panel.fire('cancel', {}, false);
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panel.hide();
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visiblePanels.splice(i, 1);
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}
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}
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};
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function removeVisiblePanel(panel) {
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var i;
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i = visiblePanels.length;
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while (i--) {
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if (visiblePanels[i] === panel) {
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visiblePanels.splice(i, 1);
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}
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}
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i = zOrder.length;
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while (i--) {
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if (zOrder[i] === panel) {
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zOrder.splice(i, 1);
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}
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}
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}
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return FloatPanel;
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});
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