/**
* FloatPanel.js
*
* Released under LGPL License.
* Copyright (c) 1999-2015 Ephox Corp. All rights reserved
*
* License: http://www.tinymce.com/license
* Contributing: http://www.tinymce.com/contributing
*/
/**
* This class creates a floating panel.
*
* @-x-less FloatPanel.less
* @class tinymce.ui.FloatPanel
* @extends tinymce.ui.Panel
* @mixes tinymce.ui.Movable
* @mixes tinymce.ui.Resizable
*/
define("tinymce/ui/FloatPanel", [
"tinymce/ui/Panel",
"tinymce/ui/Movable",
"tinymce/ui/Resizable",
"tinymce/ui/DomUtils",
"tinymce/dom/DomQuery"
], function(Panel, Movable, Resizable, DomUtils, $) {
"use strict";
var documentClickHandler, documentScrollHandler, windowResizeHandler, visiblePanels = [];
var zOrder = [], hasModal;
function isChildOf(ctrl, parent) {
while (ctrl) {
if (ctrl == parent) {
return true;
}
ctrl = ctrl.parent();
}
}
function skipOrHidePanels(e) {
// Hide any float panel when a click/focus out is out side that float panel and the
// float panels direct parent for example a click on a menu button
var i = visiblePanels.length;
while (i--) {
var panel = visiblePanels[i], clickCtrl = panel.getParentCtrl(e.target);
if (panel.settings.autohide) {
if (clickCtrl) {
if (isChildOf(clickCtrl, panel) || panel.parent() === clickCtrl) {
continue;
}
}
e = panel.fire('autohide', {target: e.target});
if (!e.isDefaultPrevented()) {
panel.hide();
}
}
}
}
function bindDocumentClickHandler() {
if (!documentClickHandler) {
documentClickHandler = function(e) {
// Gecko fires click event and in the wrong order on Mac so lets normalize
if (e.button == 2) {
return;
}
skipOrHidePanels(e);
};
$(document).on('click touchstart', documentClickHandler);
}
}
function bindDocumentScrollHandler() {
if (!documentScrollHandler) {
documentScrollHandler = function() {
var i;
i = visiblePanels.length;
while (i--) {
repositionPanel(visiblePanels[i]);
}
};
$(window).on('scroll', documentScrollHandler);
}
}
function bindWindowResizeHandler() {
if (!windowResizeHandler) {
var docElm = document.documentElement, clientWidth = docElm.clientWidth, clientHeight = docElm.clientHeight;
windowResizeHandler = function() {
// Workaround for #7065 IE 7 fires resize events event though the window wasn't resized
if (!document.all || clientWidth != docElm.clientWidth || clientHeight != docElm.clientHeight) {
clientWidth = docElm.clientWidth;
clientHeight = docElm.clientHeight;
FloatPanel.hideAll();
}
};
$(window).on('resize', windowResizeHandler);
}
}
/**
* Repositions the panel to the top of page if the panel is outside of the visual viewport. It will
* also reposition all child panels of the current panel.
*/
function repositionPanel(panel) {
var scrollY = DomUtils.getViewPort().y;
function toggleFixedChildPanels(fixed, deltaY) {
var parent;
for (var i = 0; i < visiblePanels.length; i++) {
if (visiblePanels[i] != panel) {
parent = visiblePanels[i].parent();
while (parent && (parent = parent.parent())) {
if (parent == panel) {
visiblePanels[i].fixed(fixed).moveBy(0, deltaY).repaint();
}
}
}
}
}
if (panel.settings.autofix) {
if (!panel.state.get('fixed')) {
panel._autoFixY = panel.layoutRect().y;
if (panel._autoFixY < scrollY) {
panel.fixed(true).layoutRect({y: 0}).repaint();
toggleFixedChildPanels(true, scrollY - panel._autoFixY);
}
} else {
if (panel._autoFixY > scrollY) {
panel.fixed(false).layoutRect({y: panel._autoFixY}).repaint();
toggleFixedChildPanels(false, panel._autoFixY - scrollY);
}
}
}
}
function addRemove(add, ctrl) {
var i, zIndex = FloatPanel.zIndex || 0xFFFF, topModal;
if (add) {
zOrder.push(ctrl);
} else {
i = zOrder.length;
while (i--) {
if (zOrder[i] === ctrl) {
zOrder.splice(i, 1);
}
}
}
if (zOrder.length) {
for (i = 0; i < zOrder.length; i++) {
if (zOrder[i].modal) {
zIndex++;
topModal = zOrder[i];
}
zOrder[i].getEl().style.zIndex = zIndex;
zOrder[i].zIndex = zIndex;
zIndex++;
}
}
var modalBlockEl = document.getElementById(ctrl.classPrefix + 'modal-block');
if (topModal) {
$(modalBlockEl).css('z-index', topModal.zIndex - 1);
} else if (modalBlockEl) {
modalBlockEl.parentNode.removeChild(modalBlockEl);
hasModal = false;
}
FloatPanel.currentZIndex = zIndex;
}
var FloatPanel = Panel.extend({
Mixins: [Movable, Resizable],
/**
* Constructs a new control instance with the specified settings.
*
* @constructor
* @param {Object} settings Name/value object with settings.
* @setting {Boolean} autohide Automatically hide the panel.
*/
init: function(settings) {
var self = this;
self._super(settings);
self._eventsRoot = self;
self.classes.add('floatpanel');
// Hide floatpanes on click out side the root button
if (settings.autohide) {
bindDocumentClickHandler();
bindWindowResizeHandler();
visiblePanels.push(self);
}
if (settings.autofix) {
bindDocumentScrollHandler();
self.on('move', function() {
repositionPanel(this);
});
}
self.on('postrender show', function(e) {
if (e.control == self) {
var $modalBlockEl, prefix = self.classPrefix;
if (self.modal && !hasModal) {
$modalBlockEl = $('#' + prefix + 'modal-block');
if (!$modalBlockEl[0]) {
$modalBlockEl = $(
'<div id="' + prefix + 'modal-block" class="' + prefix + 'reset ' + prefix + 'fade"></div>'
).appendTo(self.getContainerElm());
}
setTimeout(function() {
$modalBlockEl.addClass(prefix + 'in');
$(self.getEl()).addClass(prefix + 'in');
}, 0);
hasModal = true;
}
addRemove(true, self);
}
});
self.on('show', function() {
self.parents().each(function(ctrl) {
if (ctrl.state.get('fixed')) {
self.fixed(true);
return false;
}
});
});
if (settings.popover) {
self._preBodyHtml = '<div class="' + self.classPrefix + 'arrow"></div>';
self.classes.add('popover').add('bottom').add(self.isRtl() ? 'end' : 'start');
}
},
fixed: function(state) {
var self = this;
if (self.state.get('fixed') != state) {
if (self.state.get('rendered')) {
var viewport = DomUtils.getViewPort();
if (state) {
self.layoutRect().y -= viewport.y;
} else {
self.layoutRect().y += viewport.y;
}
}
self.classes.toggle('fixed', state);
self.state.set('fixed', state);
}
return self;
},
/**
* Shows the current float panel.
*
* @method show
* @return {tinymce.ui.FloatPanel} Current floatpanel instance.
*/
show: function() {
var self = this, i, state = self._super();
i = visiblePanels.length;
while (i--) {
if (visiblePanels[i] === self) {
break;
}
}
if (i === -1) {
visiblePanels.push(self);
}
return state;
},
/**
* Hides the current float panel.
*
* @method hide
* @return {tinymce.ui.FloatPanel} Current floatpanel instance.
*/
hide: function() {
removeVisiblePanel(this);
addRemove(false, this);
return this._super();
},
/**
* Hide all visible float panels with he autohide setting enabled. This is for
* manually hiding floating menus or panels.
*
* @method hideAll
*/
hideAll: function() {
FloatPanel.hideAll();
},
/**
* Closes the float panel. This will remove the float panel from page and fire the close event.
*
* @method close
*/
close: function() {
var self = this;
if (!self.fire('close').isDefaultPrevented()) {
self.remove();
addRemove(false, self);
}
return self;
},
/**
* Removes the float panel from page.
*
* @method remove
*/
remove: function() {
removeVisiblePanel(this);
this._super();
},
postRender: function() {
var self = this;
if (self.settings.bodyRole) {
this.getEl('body').setAttribute('role', self.settings.bodyRole);
}
return self._super();
}
});
/**
* Hide all visible float panels with he autohide setting enabled. This is for
* manually hiding floating menus or panels.
*
* @static
* @method hideAll
*/
FloatPanel.hideAll = function() {
var i = visiblePanels.length;
while (i--) {
var panel = visiblePanels[i];
if (panel && panel.settings.autohide) {
panel.hide();
visiblePanels.splice(i, 1);
}
}
};
function removeVisiblePanel(panel) {
var i;
i = visiblePanels.length;
while (i--) {
if (visiblePanels[i] === panel) {
visiblePanels.splice(i, 1);
}
}
i = zOrder.length;
while (i--) {
if (zOrder[i] === panel) {
zOrder.splice(i, 1);
}
}
}
return FloatPanel;
});
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