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clipboard_base.js
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/*
* (c) Copyright Ascensio System SIA 2010-2024
*
* This program is a free software product. You can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License (AGPL)
* version 3 as published by the Free Software Foundation. In accordance with
* Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
* that Ascensio System SIA expressly excludes the warranty of non-infringement
* of any third-party rights.
*
* This program is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For
* details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
*
* You can contact Ascensio System SIA at 20A-6 Ernesta Birznieka-Upish
* street, Riga, Latvia, EU, LV-1050.
*
* The interactive user interfaces in modified source and object code versions
* of the Program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU AGPL version 3.
*
* Pursuant to Section 7(b) of the License you must retain the original Product
* logo when distributing the program. Pursuant to Section 7(e) we decline to
* grant you any rights under trademark law for use of our trademarks.
*
* All the Product's GUI elements, including illustrations and icon sets, as
* well as technical writing content are licensed under the terms of the
* Creative Commons Attribution-ShareAlike 4.0 International. See the License
* terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
*
*/
"use strict";
(function(window, undefined)
{
///
// api редактора должен иметь методы
// 1) asc_IsFocus(true /* bIsNaturalFocus */) - это принимаем ли мы сейчас клавиатуру.
// bIsNaturalFocus - это параметр, говорящий о том, что нам нужен фокус наш, исключая поля для ввода (иероглифы например)
// 2) asc_CheckCopy(_clipboard /* CClipboardData */, _formats) - для наполнения буфера обмена.
// В нем вызывать _clipboard.pushData(_format, _data); _formats - какие форматы нужны
// 3) asc_PasteData(_format, ...)
// 4) incrementCounterLongAction / decrementCounterLongAction - для залочивания вставки
// 5) asc_SelectionCut();
///
// Для инициализации вызвать g_clipboardBase.Init(api); в любой момент времени
// Import
var AscBrowser = AscCommon.AscBrowser;
var c_oAscClipboardDataFormat = {
Text : 1,
Html : 2,
Internal : 4,
HtmlElement : 8,
Rtf : 16
};
var c_oClipboardPastedFrom = {
Word : 0,
Excel : 1,
PowerPoint : 2
};
AscCommon.c_oAscClipboardDataFormat = c_oAscClipboardDataFormat;
AscCommon.c_oClipboardPastedFrom = c_oClipboardPastedFrom;
function CClipboardBase()
{
this.PasteFlag = false;
this.CopyFlag = false;
this.Api = null;
this.IsNeedDivOnCopy = AscBrowser.isIE;
this.IsNeedDivOnPaste = AscBrowser.isIE/* || AscBrowser.isMozilla*/;
this.IsCopyCutOnlyInEditable = AscBrowser.isIE || AscBrowser.isMozilla;
this.IsPasteOnlyInEditable = AscBrowser.isIE || AscBrowser.isMozilla || AscBrowser.isSafari;
this.CommonDivClassName = "sdk-element";
this.CommonDivIdParent = "";
this.CommonDivId = "asc_pasteBin";
this.CommonDiv = null;
this.CommonIframeId = "asc_pasteFrame";
this.CommonIframe = null;
this.ClosureParams = {};
this.CopyPasteFocus = false;
this.CopyPasteFocusTimer = -1;
this.inputContext = null;
this.LastCopyBinary = null; // для вставки по кнопке, когда браузер не позволяет
// images counter
this.PasteImagesCount = 0;
this.PasteImagesCounter = 0;
this.PasteImagesBody = "";
this.DivOnCopyHtmlPresent = false;
this.DivOnCopyText = "";
this.bSaveFormat = false; //для вставки, допустим, из плагина необходимо чтобы при добавлении текста в шейп сохранялось форматирование
this.bCut = false;
this.forceCutSelection = null;
this.pastedFrom = null;
this.clearBufferTimerId = -1;
this.needClearBuffer = false;
}
CClipboardBase.prototype =
{
_console_log : function(_obj)
{
//console.log(_obj);
},
checkCopy : function(formats)
{
if (-1 != this.clearBufferTimerId)
{
if (formats & AscCommon.c_oAscClipboardDataFormat.Text)
{
this.pushData(AscCommon.c_oAscClipboardDataFormat.Text, "");
}
if (formats & AscCommon.c_oAscClipboardDataFormat.Html)
{
this.pushData(AscCommon.c_oAscClipboardDataFormat.Html, "");
}
if (formats & AscCommon.c_oAscClipboardDataFormat.Internal)
{
this.pushData(AscCommon.c_oAscClipboardDataFormat.Internal, "");
}
clearTimeout(this.clearBufferTimerId);
this.clearBufferTimerId = -1;
return;
}
return this.Api.asc_CheckCopy(this, formats);
},
_private_oncopy : function(e)
{
this._console_log("oncopy");
if (!this.Api.asc_IsFocus(true))
return;
this.ClosureParams._e = e;
if (this.IsNeedDivOnCopy)
{
this.CommonDiv_Copy();
}
else
{
this.LastCopyBinary = null;
this.checkCopy(AscCommon.c_oAscClipboardDataFormat.Text | AscCommon.c_oAscClipboardDataFormat.Html | AscCommon.c_oAscClipboardDataFormat.Internal);
setTimeout(function(){
//вызываю CommonDiv_End, поскольку на _private_onbeforecopy всегда делается CommonDiv_Start
//TODO перепроверить!
g_clipboardBase.CommonDiv_End();
}, 0);
e.preventDefault();
return false;
}
},
_private_oncut : function(e)
{
this._console_log("oncut");
if (!this.Api.asc_IsFocus(true))
return;
this.bCut = true;
this.ClosureParams._e = e;
if (this.IsNeedDivOnCopy)
{
this.CommonDiv_Copy();
}
else
{
this.LastCopyBinary = null;
this.checkCopy(AscCommon.c_oAscClipboardDataFormat.Text | AscCommon.c_oAscClipboardDataFormat.Html | AscCommon.c_oAscClipboardDataFormat.Internal);
}
this.Api.asc_SelectionCut();
this.bCut = false;
if (!this.IsNeedDivOnCopy)
{
setTimeout(function(){
//вызываю CommonDiv_End, поскольку на _private_onbeforecopy всегда делается CommonDiv_Start
//TODO перепроверить!
g_clipboardBase.CommonDiv_End();
}, 0);
e.preventDefault();
return false;
}
},
_private_onpaste : function(e)
{
this._console_log("onpaste");
if (!this.Api.asc_IsFocus(true))
return;
if (!this.IsNeedDivOnPaste)
e.preventDefault();
this.ClosureParams._e = e;
if (this.Api.isLongAction())
return false;
this.PasteFlag = true;
this.Api.incrementCounterLongAction();
this.pastedFrom = null;
if (this.IsNeedDivOnPaste)
{
window.setTimeout(function()
{
g_clipboardBase.Api.asc_PasteData(AscCommon.c_oAscClipboardDataFormat.HtmlElement, g_clipboardBase.CommonDiv);
g_clipboardBase.CommonDiv_End();
g_clipboardBase.Paste_End();
}, 0);
return;
}
else
{
var _clipboard = (e && e.clipboardData) ? e.clipboardData : window.clipboardData;
if (!_clipboard || !_clipboard.getData)
return false;
var isDisableRawPaste = false;
if (true === AscCommon["isDisableRawPaste"])
{
isDisableRawPaste = true;
delete AscCommon["isDisableRawPaste"];
}
var _text_format = this.ClosureParams.getData("text/plain");
var _internal = isDisableRawPaste ? "" : this.ClosureParams.getData("text/x-custom");
if (_internal && _internal != "" && _internal.indexOf("asc_internalData2;") == 0)
{
this.Api.asc_PasteData(AscCommon.c_oAscClipboardDataFormat.Internal, _internal.substr("asc_internalData2;".length), null, _text_format);
g_clipboardBase.Paste_End();
return false;
}
//while commented rtf paste. reading RTF with pictures takes a very long time.
// var _rtf_format = this.ClosureParams.getData("text/rtf");
// if (_rtf_format)
// {
// this.Api.asc_PasteData(AscCommon.c_oAscClipboardDataFormat.Rtf, _rtf_format);
// g_clipboardBase.Paste_End();
// return false;
// }
var _html_format = isDisableRawPaste ? "" : this.ClosureParams.getData("text/html");
if (_html_format && _html_format != "")
{
var nIndex = _html_format.indexOf("</html>");
if (-1 != nIndex)
_html_format = _html_format.substring(0, nIndex + "</html>".length);
this.CommonIframe_PasteStart(_html_format, _text_format);
return false;
}
if (_text_format && _text_format != "")
{
this.Api.asc_PasteData(AscCommon.c_oAscClipboardDataFormat.Text, _text_format);
g_clipboardBase.Paste_End();
return false;
}
var items = _clipboard.items;
if (null != items && 0 != items.length && !isDisableRawPaste)
{
g_clipboardBase.PasteImagesBody = "";
g_clipboardBase.PasteImagesCount = items.length;
g_clipboardBase.PasteImagesCounter = 0;
for (var i = 0; i < items.length; ++i)
{
if (items[i].kind == 'file' && items[i].type.indexOf('image/') !== -1)
{
var blob = items[i].getAsFile();
var reader = new FileReader();
reader.onload = function(e) {
g_clipboardBase.PasteImagesCounter++;
g_clipboardBase.PasteImagesBody += ("<img src=\"" + e.target.result + "\"/>");
if (g_clipboardBase.PasteImagesCounter == g_clipboardBase.PasteImagesCount)
{
g_clipboardBase.CommonIframe_PasteStart("<html><body>" + g_clipboardBase.PasteImagesBody + "</body></html>");
g_clipboardBase.PasteImagesBody = "";
g_clipboardBase.PasteImagesCounter = 0;
g_clipboardBase.PasteImagesCount = 0;
}
};
reader.onabort = reader.onerror = function(e) {
g_clipboardBase.PasteImagesCounter++;
if (g_clipboardBase.PasteImagesCounter == g_clipboardBase.PasteImagesCount)
{
g_clipboardBase.CommonIframe_PasteStart("<html><body>" + g_clipboardBase.PasteImagesBody + "</body></html>");
g_clipboardBase.PasteImagesBody = "";
g_clipboardBase.PasteImagesCounter = 0;
g_clipboardBase.PasteImagesCount = 0;
}
};
try
{
reader.readAsDataURL(blob);
}
catch(err)
{
g_clipboardBase.PasteImagesCounter++;
}
}
else
{
g_clipboardBase.PasteImagesCounter++;
}
}
if (g_clipboardBase.PasteImagesCounter == g_clipboardBase.PasteImagesCount)
g_clipboardBase.Paste_End();
return false;
}
}
g_clipboardBase.Paste_End();
return false;
},
_private_onbeforepaste : function(e, isAttackEmulate)
{
this._console_log("onbeforepaste");
//TODO условие добавил, чтобы не терялся фокус со строки формул при copy/paste. проверить!
if (!this.Api.asc_IsFocus(true))
return;
//if (isAttackEmulate === true)
{
this.CommonDiv = this.CommonDiv_Check();
this.CommonDiv_Start();
this.CommonDiv.focus();
this.StartFocus();
this.CommonDiv_Select();
return;
}
return false;
},
_private_onbeforecopy_select : function()
{
if (AscBrowser.isIE)
{
this._console_log("onbeforecopy_select");
this.CommonDiv = this.CommonDiv_Check();
this.CommonDiv_Start();
this.CommonDiv.innerHTML = "<span> </span>";
this.CommonDiv.focus();
this.StartFocus();
this.CommonDiv_Select();
}
},
_private_onbeforecopy : function(e, isAttackEmulate)
{
this._console_log("onbeforecopy");
//TODO условие добавил, чтобы не терялся фокус со строки формул при copy/paste. проверить!
if (!this.Api.asc_IsFocus(true))
return;
//if (isAttackEmulate === true)
{
this.CommonDiv = this.CommonDiv_Check();
this.CommonDiv_Start();
this.CommonDiv.innerHTML = "<span> </span>";
this.CommonDiv.focus();
this.StartFocus();
this.CommonDiv_Select();
}
return false;
},
Init : function(_api)
{
this.Api = _api;
window['AscCommon'].g_specialPasteHelper.Init(_api);
this.ClosureParams.getData = function(type)
{
var _clipboard = (this._e && this._e.clipboardData) ? this._e.clipboardData : window.clipboardData;
if (!_clipboard || !_clipboard.getData)
return null;
var _type = type;
if (AscBrowser.isIE && (type == 'text' || type == 'text/plain'))
_type = "Text";
try
{
return _clipboard.getData(_type);
}
catch (e)
{
}
return null;
};
this.ClosureParams.setData = function(type, _data)
{
var _clipboard = (this._e && this._e.clipboardData) ? this._e.clipboardData : window.clipboardData;
if (!_clipboard || !_clipboard.setData)
return null;
var _type = type;
if (AscBrowser.isIE && (type == 'text' || type == 'text/plain'))
_type = "Text";
try
{
_clipboard.setData(_type, _data);
}
catch (e)
{
}
};
if (!AscBrowser.isIE)
{
document.oncopy = function(e)
{
return g_clipboardBase._private_oncopy(e)
};
document.oncut = function(e)
{
return g_clipboardBase._private_oncut(e)
};
document.onpaste = function(e)
{
return g_clipboardBase._private_onpaste(e);
};
document["onbeforecopy"] = function(e)
{
return g_clipboardBase._private_onbeforecopy(e);
};
document["onbeforecut"] = function(e)
{
return g_clipboardBase._private_onbeforecopy(e);
};
document["onbeforepaste"] = function(e)
{
return g_clipboardBase._private_onbeforepaste(e);
};
}
else
{
document.addEventListener("copy", function(e)
{
return g_clipboardBase._private_oncopy(e);
});
document.addEventListener("cut", function(e)
{
return g_clipboardBase._private_oncut(e);
});
document.addEventListener("paste", function(e)
{
return g_clipboardBase._private_onpaste(e);
});
document.addEventListener("beforepaste", function(e)
{
return g_clipboardBase._private_onbeforepaste(e);
});
document.addEventListener("beforecopy", function(e)
{
return g_clipboardBase._private_onbeforecopy(e);
});
document.addEventListener("beforecut", function(e)
{
return g_clipboardBase._private_onbeforecopy(e);
});
}
if (this.IsCopyCutOnlyInEditable || this.IsPasteOnlyInEditable)
{
document.onkeydown = function(e)
{
if (!g_clipboardBase.Api.asc_IsFocus(true) || g_clipboardBase.Api.isLongAction())
return;
var isAltGr = AscCommon.getAltGr(e);
if (isAltGr)
return;
var isCtrl = (e.ctrlKey === true || e.metaKey === true);
var isShift = e.shiftKey;
var keyCode = e.keyCode;
if (g_clipboardBase.IsCopyCutOnlyInEditable)
{
var bIsBeforeCopyCutEmulate = false;
var _cut = false;
if (isCtrl && !isShift && (keyCode == 67 || keyCode == 88)) // copy
bIsBeforeCopyCutEmulate = true;
if (!isCtrl && isShift && keyCode == 45) // cut
{
bIsBeforeCopyCutEmulate = true;
_cut = true;
}
if (bIsBeforeCopyCutEmulate)
{
//g_clipboardBase._private_onbeforecopy_select();
g_clipboardBase._console_log("emulate_beforecopycut");
var isEmulate = false;
try
{
isEmulate = _cut ? document.execCommand("beforecut") : document.execCommand("beforecopy");
}
catch (err)
{
}
g_clipboardBase._private_onbeforecopy(undefined, !isEmulate);
}
}
if (g_clipboardBase.IsPasteOnlyInEditable)
{
var bIsBeforePasteEmulate = false;
if (isCtrl && !isShift && keyCode == 86)
bIsBeforePasteEmulate = true;
if (!isCtrl && isShift && keyCode == 45)
bIsBeforePasteEmulate = true;
if (bIsBeforePasteEmulate)
{
g_clipboardBase._console_log("emulate_beforepaste");
var isEmulate = false;
try
{
isEmulate = document.execCommand("beforepaste");
}
catch (err)
{
}
g_clipboardBase._private_onbeforepaste(undefined, !isEmulate);
}
}
};
}
if (AscBrowser.isSafari && false)
{
this.CommonDiv = this.CommonDiv_Check();
setInterval(function()
{
if (g_clipboardBase.Api.asc_IsFocus(true))
g_clipboardBase.CommonDiv.focus();
}, 100);
}
},
IsWorking : function()
{
return (this.CopyFlag || this.PasteFlag) ? true : false;
},
StartFocus : function()
{
// не плодим таймеры
this.EndFocus(false);
this.CopyPasteFocus = true;
// этот метод используется на beforeCopy/Cut/Paste
// нужно не отдать фокус текстовому полю (до настоящих Copy/Cut/Paste)
// время ставим с запасом, так как обрубим на конец Copy/Cut/Paste
this.CopyPasteFocusTimer = setTimeout(function(){
g_clipboardBase.EndFocus();
}, 1000);
},
EndFocus : function(isFocusToEditor)
{
this.CopyPasteFocus = false;
if (-1 != this.CopyPasteFocusTimer)
{
clearTimeout(this.CopyPasteFocusTimer);
this.CopyPasteFocusTimer = -1;
if (false !== isFocusToEditor && null != this.inputContext)
{
if (this.inputContext.HtmlArea)
this.inputContext.HtmlArea.focus();
}
}
},
IsFocus : function()
{
return this.CopyPasteFocus;
},
CommonDiv_Check : function()
{
var ElemToSelect = document.getElementById(this.CommonDivId);
if (!ElemToSelect)
{
ElemToSelect = document.createElement("div");
ElemToSelect.id = this.CommonDivId;
ElemToSelect.className = this.CommonDivClassName;
ElemToSelect.style.position = "fixed";
ElemToSelect.style.left = '0px';
ElemToSelect.style.top = '-100px';
ElemToSelect.style.width = '10000px';
ElemToSelect.style.height = '100px';
ElemToSelect.style.overflow = 'hidden';
ElemToSelect.style.zIndex = -1000;
ElemToSelect.style.MozUserSelect = "text";
ElemToSelect.style.fontFamily = "onlyofficeDefaultFont";//дефолтовый шрифт
ElemToSelect.style.fontSize = "11pt";//дефолтовый размер. значения 0 и тп не подходят - изменяются такие параметры, как line-height
ElemToSelect.style.color = "black";
ElemToSelect.style["-khtml-user-select"] = "text";
ElemToSelect.style["-o-user-select"] = "text";
ElemToSelect.style["user-select"] = "text";
ElemToSelect.style["-webkit-user-select"] = "text";
ElemToSelect.setAttribute("contentEditable", this.isCopyOutEnabled());
var _parent = ("" == this.CommonDivIdParent) ? document.body : document.getElementById(this.CommonDivIdParent);
_parent.appendChild(ElemToSelect);
}
else
{
ElemToSelect.setAttribute("contentEditable", this.isCopyOutEnabled());
}
return ElemToSelect;
},
CommonDiv_Select : function()
{
var ElemToSelect = this.CommonDiv;
if (window.getSelection) // all browsers, except IE before version 9
{
var selection = window.getSelection();
var rangeToSelect = document.createRange();
var is_gecko = AscBrowser.isGecko;
if (is_gecko)
{
ElemToSelect.appendChild(document.createTextNode('\xa0'));
ElemToSelect.insertBefore(document.createTextNode('\xa0'), ElemToSelect.firstChild);
rangeToSelect.setStartAfter(ElemToSelect.firstChild);
rangeToSelect.setEndBefore(ElemToSelect.lastChild);
}
else
{
var aChildNodes = ElemToSelect.childNodes;
if (aChildNodes.length == 1)
{
var elem = aChildNodes[0];
var wrap = document.createElement("b");
wrap.setAttribute("style", "font-weight:normal; background-color: transparent; color: transparent;");
elem = ElemToSelect.removeChild(elem);
wrap.appendChild(elem);
ElemToSelect.appendChild(wrap);
}
rangeToSelect.selectNodeContents(ElemToSelect);
}
selection.removeAllRanges();
selection.addRange(rangeToSelect);
}
else
{
if (document.body.createTextRange) // Internet Explorer
{
var rangeToSelect = document.body.createTextRange();
rangeToSelect.moveToElementText(ElemToSelect);
rangeToSelect.select();
}
}
},
CommonDiv_Start : function()
{
this.ClosureParams.overflowBody = document.body.style.overflow;
document.body.style.overflow = 'hidden';
this.ClosureParams.backgroundcolorBody = document.body.style["background-color"];
document.body.style["background-color"] = "transparent";
var ElemToSelect = this.CommonDiv;
ElemToSelect.style.display = "block";
while (ElemToSelect.hasChildNodes())
ElemToSelect.removeChild(ElemToSelect.lastChild);
document.body.style.MozUserSelect = "text";
delete document.body.style["-khtml-user-select"];
delete document.body.style["-o-user-select"];
delete document.body.style["user-select"];
document.body.style["-webkit-user-select"] = "text";
ElemToSelect.style.MozUserSelect = "all";
},
CommonDiv_End : function()
{
var ElemToSelect = this.CommonDiv;
if (ElemToSelect)
{
ElemToSelect.style.display = AscBrowser.isSafari ? "block" : "none";
ElemToSelect.style.MozUserSelect = "none";
}
document.body.style.MozUserSelect = "none";
document.body.style["-khtml-user-select"] = "none";
document.body.style["-o-user-select"] = "none";
document.body.style["user-select"] = "none";
document.body.style["-webkit-user-select"] = "none";
document.body.style["background-color"] = this.ClosureParams.backgroundcolorBody;
document.body.style.overflow = this.ClosureParams.overflowBody;
this.CopyFlag = false;
this.bCut = false;
this.EndFocus();
},
CommonDiv_Copy : function()
{
this.CopyFlag = true;
this.CommonDiv = this.CommonDiv_Check();
this.CommonDiv_Start();
this.ClosureParams.isDivCopy = true;
this.DivOnCopyHtmlPresent = false;
this.DivOnCopyText = "";
this.LastCopyBinary = null;
this.checkCopy(AscCommon.c_oAscClipboardDataFormat.Text | AscCommon.c_oAscClipboardDataFormat.Html | AscCommon.c_oAscClipboardDataFormat.Internal);
this.ClosureParams.isDivCopy = false;
if (!this.DivOnCopyHtmlPresent && this.DivOnCopyText != "")
{
this.CommonDiv.innerHTML = this.DivOnCopyText;
}
this.DivOnCopyHtmlPresent = false;
this.DivOnCopyText = "";
this.CommonDiv_Select();
window.setTimeout(function()
{
g_clipboardBase.CommonDiv_End();
}, 0);
},
CommonDiv_Execute_CopyCut : function()
{
if (this.IsCopyCutOnlyInEditable)
{
this._private_onbeforecopy(undefined, true);
}
},
CommonIframe_PasteStart : function(_html_data, text_data, getHtmlElemCallback)
{
var ifr = document.getElementById(this.CommonIframeId);
if (!ifr)
{
ifr = document.createElement("iframe");
ifr.name = this.CommonIframeId;
ifr.id = this.CommonIframeId;
ifr.style.position = 'absolute';
ifr.style.top = '-100px';
ifr.style.left = '0px';
ifr.style.width = '10000px';
ifr.style.height = '100px';
ifr.style.overflow = 'hidden';
ifr.style.zIndex = -1000;
ifr.setAttribute("sandbox", "allow-same-origin");
document.body.appendChild(ifr);
this.CommonIframe = ifr;
}
else
ifr.style.width = '10000px';
var frameWindow = window.frames[this.CommonIframeId];
if (frameWindow)
{
frameWindow.document.open();
frameWindow.document.write(_html_data);
frameWindow.document.close();
if (null != frameWindow.document && null != frameWindow.document.body)
{
ifr.style.display = "block";
if (getHtmlElemCallback)
{
getHtmlElemCallback(frameWindow.document.body);
getHtmlElemCallback = null;
}
else
{
this.pastedFrom = definePastedFrom(frameWindow.document);
this.Api.asc_PasteData(AscCommon.c_oAscClipboardDataFormat.HtmlElement, frameWindow.document.body, ifr, text_data);
}
}
}
ifr.style.width = '100px';
getHtmlElemCallback && getHtmlElemCallback(null);
g_clipboardBase.Paste_End();
},
CommonIframe_PasteEnd : function()
{
if (this.CommonIframe && this.CommonIframe.style.display != "none")
{
this.CommonIframe.blur();
this.CommonIframe.style.display = "none";
}
},
Paste_End : function()
{
this.CommonIframe_PasteEnd();
this.Api.decrementCounterLongAction();
this.PasteFlag = false;
this.EndFocus();
if(this.needClearBuffer) {
this.ClearBuffer();
this.needClearBuffer = false;
}
},
pushData : function(_format, _data)
{
if (null == this.LastCopyBinary)
this.LastCopyBinary = [];
this.LastCopyBinary.push({ type: _format, data : _data });
if (this.ClosureParams.isDivCopy === true)
{
if (!this.isCopyOutEnabled())
return;
if (_format == AscCommon.c_oAscClipboardDataFormat.Html)
{
this.CommonDiv.innerHTML = _data;
this.DivOnCopyHtmlPresent = true;
}
if (_format == AscCommon.c_oAscClipboardDataFormat.Text)
this.DivOnCopyText = _data;
return;
}
var _data_format = "";
switch (_format)
{
case AscCommon.c_oAscClipboardDataFormat.Html:
_data_format = "text/html";
break;
case AscCommon.c_oAscClipboardDataFormat.Text:
_data_format = "text/plain";
break;
case AscCommon.c_oAscClipboardDataFormat.Internal:
_data_format = "text/x-custom";
break;
default:
break;
}
if (_data_format != "" && _data !== null && this.isCopyOutEnabled())
{
if (_data_format == "text/x-custom")
this.ClosureParams.setData(_data_format, "asc_internalData2;" + _data);
else
this.ClosureParams.setData(_data_format, _data);
}
},
isUseNewCopy : function()
{
if (this.Api.isMobileVersion)
{
if (this.Api.isViewMode || this.Api.isRestrictionView())
return true;
}
return false;
},
isUseNewPaste : function()
{
return false;
},
Button_Copy_New : function(isCut)
{
if (navigator.clipboard)
{
let copy_data = {
data : {},
pushData: function (format, value) {
this.data[format] = value;
}
};
try
{
this.Api.asc_CheckCopy(copy_data, c_oAscClipboardDataFormat.Text | c_oAscClipboardDataFormat.Html | c_oAscClipboardDataFormat.Internal);
const data = [new ClipboardItem({
"text/plain" : new Blob([copy_data.data[c_oAscClipboardDataFormat.Text]], {type: "text/plain"}),
"text/html" : new Blob([copy_data.data[c_oAscClipboardDataFormat.Html]], {type: "text/html"}),
"web text/x-custom" : new Blob(["asc_internalData2;" + copy_data.data[c_oAscClipboardDataFormat.Internal]], {type: "web text/x-custom"})
})];
navigator.clipboard.write(data).then(function(){},function(){});
if (isCut === true)
this.Api.asc_SelectionCut();
return true;
}
catch (e)
{
}
}
return false;
},
Button_Paste_New : function()
{
if (navigator.clipboard)
{
try
{
navigator.clipboard.read()
.then(function(items){
var paste_data = {};
var item = items[0];
var Api = this.Api;
function getData(item, type) {
if (item.types.includes(type))
return item.getType(type);
return Promise.resolve({text : Promise.resolve(undefined)});
}