/**
* ContextToolbars.js
*
* Released under LGPL License.
* Copyright (c) 1999-2016 Ephox Corp. All rights reserved
*
* License: http://www.tinymce.com/license
* Contributing: http://www.tinymce.com/contributing
*/
define(
'tinymce.themes.modern.ui.ContextToolbars',
[
'tinymce.core.Env',
'tinymce.core.dom.DOMUtils',
'tinymce.core.geom.Rect',
'tinymce.core.ui.Factory',
'tinymce.core.util.Delay',
'tinymce.core.util.Tools',
'tinymce.themes.modern.alien.UiContainer',
'tinymce.themes.modern.api.Settings',
'tinymce.themes.modern.ui.Toolbar'
],
function (Env, DOMUtils, Rect, Factory, Delay, Tools, UiContainer, Settings, Toolbar) {
var DOM = DOMUtils.DOM;
var toClientRect = function (geomRect) {
return {
left: geomRect.x,
top: geomRect.y,
width: geomRect.w,
height: geomRect.h,
right: geomRect.x + geomRect.w,
bottom: geomRect.y + geomRect.h
};
};
var hideAllFloatingPanels = function (editor) {
Tools.each(editor.contextToolbars, function (toolbar) {
if (toolbar.panel) {
toolbar.panel.hide();
}
});
};
var movePanelTo = function (panel, pos) {
panel.moveTo(pos.left, pos.top);
};
var togglePositionClass = function (panel, relPos, predicate) {
relPos = relPos ? relPos.substr(0, 2) : '';
Tools.each({
t: 'down',
b: 'up'
}, function (cls, pos) {
panel.classes.toggle('arrow-' + cls, predicate(pos, relPos.substr(0, 1)));
});
Tools.each({
l: 'left',
r: 'right'
}, function (cls, pos) {
panel.classes.toggle('arrow-' + cls, predicate(pos, relPos.substr(1, 1)));
});
};
var userConstrain = function (handler, x, y, elementRect, contentAreaRect, panelRect) {
panelRect = toClientRect({ x: x, y: y, w: panelRect.w, h: panelRect.h });
if (handler) {
panelRect = handler({
elementRect: toClientRect(elementRect),
contentAreaRect: toClientRect(contentAreaRect),
panelRect: panelRect
});
}
return panelRect;
};
var addContextualToolbars = function (editor) {
var scrollContainer;
var getContextToolbars = function () {
return editor.contextToolbars || [];
};
var getElementRect = function (elm) {
var pos, targetRect, root;
pos = DOM.getPos(editor.getContentAreaContainer());
targetRect = editor.dom.getRect(elm);
root = editor.dom.getRoot();
// Adjust targetPos for scrolling in the editor
if (root.nodeName === 'BODY') {
targetRect.x -= root.ownerDocument.documentElement.scrollLeft || root.scrollLeft;
targetRect.y -= root.ownerDocument.documentElement.scrollTop || root.scrollTop;
}
targetRect.x += pos.x;
targetRect.y += pos.y;
return targetRect;
};
var reposition = function (match, shouldShow) {
var relPos, panelRect, elementRect, contentAreaRect, panel, relRect, testPositions, smallElementWidthThreshold;
var handler = Settings.getInlineToolbarPositionHandler(editor);
if (editor.removed) {
return;
}
if (!match || !match.toolbar.panel) {
hideAllFloatingPanels(editor);
return;
}
testPositions = [
'bc-tc', 'tc-bc',
'tl-bl', 'bl-tl',
'tr-br', 'br-tr'
];
panel = match.toolbar.panel;
// Only show the panel on some events not for example nodeChange since that fires when context menu is opened
if (shouldShow) {
panel.show();
}
elementRect = getElementRect(match.element);
panelRect = DOM.getRect(panel.getEl());
contentAreaRect = DOM.getRect(editor.getContentAreaContainer() || editor.getBody());
var delta = UiContainer.getUiContainerDelta().getOr({ x: 0, y: 0 });
elementRect.x += delta.x;
elementRect.y += delta.y;
panelRect.x += delta.x;
panelRect.y += delta.y;
contentAreaRect.x += delta.x;
contentAreaRect.y += delta.y;
smallElementWidthThreshold = 25;
if (DOM.getStyle(match.element, 'display', true) !== 'inline') {
// We need to use these instead of the rect values since the style
// size properites might not be the same as the real size for a table if it has a caption
var clientRect = match.element.getBoundingClientRect();
elementRect.w = clientRect.width;
elementRect.h = clientRect.height;
}
if (!editor.inline) {
contentAreaRect.w = editor.getDoc().documentElement.offsetWidth;
}
// Inflate the elementRect so it doesn't get placed above resize handles
if (editor.selection.controlSelection.isResizable(match.element) && elementRect.w < smallElementWidthThreshold) {
elementRect = Rect.inflate(elementRect, 0, 8);
}
relPos = Rect.findBestRelativePosition(panelRect, elementRect, contentAreaRect, testPositions);
elementRect = Rect.clamp(elementRect, contentAreaRect);
if (relPos) {
relRect = Rect.relativePosition(panelRect, elementRect, relPos);
movePanelTo(panel, userConstrain(handler, relRect.x, relRect.y, elementRect, contentAreaRect, panelRect));
} else {
// Allow overflow below the editor to avoid placing toolbars ontop of tables
contentAreaRect.h += panelRect.h;
elementRect = Rect.intersect(contentAreaRect, elementRect);
if (elementRect) {
relPos = Rect.findBestRelativePosition(panelRect, elementRect, contentAreaRect, [
'bc-tc', 'bl-tl', 'br-tr'
]);
if (relPos) {
relRect = Rect.relativePosition(panelRect, elementRect, relPos);
movePanelTo(panel, userConstrain(handler, relRect.x, relRect.y, elementRect, contentAreaRect, panelRect));
} else {
movePanelTo(panel, userConstrain(handler, elementRect.x, elementRect.y, elementRect, contentAreaRect, panelRect));
}
} else {
panel.hide();
}
}
togglePositionClass(panel, relPos, function (pos1, pos2) {
return pos1 === pos2;
});
//drawRect(contentAreaRect, 'blue');
//drawRect(elementRect, 'red');
//drawRect(panelRect, 'green');
};
var repositionHandler = function (show) {
return function () {
var execute = function () {
if (editor.selection) {
reposition(findFrontMostMatch(editor.selection.getNode()), show);
}
};
Delay.requestAnimationFrame(execute);
};
};
var bindScrollEvent = function () {
if (!scrollContainer) {
var reposition = repositionHandler(true);
scrollContainer = editor.selection.getScrollContainer() || editor.getWin();
DOM.bind(scrollContainer, 'scroll', reposition);
DOM.bind(Env.container, 'scroll', reposition);
editor.on('remove', function () {
DOM.unbind(scrollContainer, 'scroll', reposition);
DOM.unbind(Env.container, 'scroll', reposition);
});
}
};
var showContextToolbar = function (match) {
var panel;
if (match.toolbar.panel) {
match.toolbar.panel.show();
reposition(match);
return;
}
bindScrollEvent();
panel = Factory.create({
type: 'floatpanel',
role: 'dialog',
classes: 'tinymce tinymce-inline arrow',
ariaLabel: 'Inline toolbar',
layout: 'flex',
direction: 'column',
align: 'stretch',
autohide: false,
autofix: true,
fixed: true,
border: 1,
items: Toolbar.createToolbar(editor, match.toolbar.items),
oncancel: function () {
editor.focus();
}
});
match.toolbar.panel = panel;
panel.renderTo().reflow();
reposition(match);
};
var hideAllContextToolbars = function () {
Tools.each(getContextToolbars(), function (toolbar) {
if (toolbar.panel) {
toolbar.panel.hide();
}
});
};
var findFrontMostMatch = function (targetElm) {
var i, y, parentsAndSelf, toolbars = getContextToolbars();
parentsAndSelf = editor.$(targetElm).parents().add(targetElm);
for (i = parentsAndSelf.length - 1; i >= 0; i--) {
for (y = toolbars.length - 1; y >= 0; y--) {
if (toolbars[y].predicate(parentsAndSelf[i])) {
return {
toolbar: toolbars[y],
element: parentsAndSelf[i]
};
}
}
}
return null;
};
editor.on('click keyup setContent ObjectResized', function (e) {
// Only act on partial inserts
if (e.type === 'setcontent' && !e.selection) {
return;
}
// Needs to be delayed to avoid Chrome img focus out bug
Delay.setEditorTimeout(editor, function () {
var match;
match = findFrontMostMatch(editor.selection.getNode());
if (match) {
hideAllContextToolbars();
showContextToolbar(match);
} else {
hideAllContextToolbars();
}
});
});
editor.on('blur hide contextmenu', hideAllContextToolbars);
editor.on('ObjectResizeStart', function () {
var match = findFrontMostMatch(editor.selection.getNode());
if (match && match.toolbar.panel) {
match.toolbar.panel.hide();
}
});
editor.on('ResizeEditor ResizeWindow', repositionHandler(true));
editor.on('nodeChange', repositionHandler(false));
editor.on('remove', function () {
Tools.each(getContextToolbars(), function (toolbar) {
if (toolbar.panel) {
toolbar.panel.remove();
}
});
editor.contextToolbars = {};
});
editor.shortcuts.add('ctrl+shift+e > ctrl+shift+p', '', function () {
var match = findFrontMostMatch(editor.selection.getNode());
if (match && match.toolbar.panel) {
match.toolbar.panel.items()[0].focus();
}
});
};
return {
addContextualToolbars: addContextualToolbars
};
}
);
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