501 lines
11 KiB
C
501 lines
11 KiB
C
/**
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* WinPR: Windows Portable Runtime
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* Clipboard Functions
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*
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* Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <winpr/crt.h>
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#include "clipboard.h"
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/**
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* Standard Clipboard Formats:
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* http://msdn.microsoft.com/en-us/library/windows/desktop/ff729168/
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*/
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/**
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* Synthesized Clipboard Formats
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*
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* Clipboard Format Conversion Format
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*
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* CF_BITMAP CF_DIB
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* CF_BITMAP CF_DIBV5
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* CF_DIB CF_BITMAP
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* CF_DIB CF_PALETTE
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* CF_DIB CF_DIBV5
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* CF_DIBV5 CF_BITMAP
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* CF_DIBV5 CF_DIB
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* CF_DIBV5 CF_PALETTE
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* CF_ENHMETAFILE CF_METAFILEPICT
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* CF_METAFILEPICT CF_ENHMETAFILE
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* CF_OEMTEXT CF_TEXT
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* CF_OEMTEXT CF_UNICODETEXT
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* CF_TEXT CF_OEMTEXT
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* CF_TEXT CF_UNICODETEXT
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* CF_UNICODETEXT CF_OEMTEXT
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* CF_UNICODETEXT CF_TEXT
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*/
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/**
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* "CF_TEXT":
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*
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* Null-terminated ANSI text with CR/LF line endings.
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*/
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static void* clipboard_synthesize_cf_text(wClipboard* clipboard, UINT32 formatId, const void* data, UINT32* pSize)
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{
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int size;
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char* pDstData = NULL;
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if (formatId == CF_UNICODETEXT)
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{
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char* str = NULL;
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size = (int) *pSize;
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size = ConvertFromUnicode(CP_UTF8, 0, (WCHAR*) data,
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size / 2, (CHAR**) &str, 0, NULL, NULL);
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if (!str)
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return NULL;
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pDstData = ConvertLineEndingToCRLF((const char*) str, &size);
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free(str);
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*pSize = size;
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return pDstData;
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}
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else if ((formatId == CF_TEXT) || (formatId == CF_OEMTEXT) ||
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(formatId == ClipboardGetFormatId(clipboard, "UTF8_STRING")) ||
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(formatId == ClipboardGetFormatId(clipboard, "text/plain")) ||
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(formatId == ClipboardGetFormatId(clipboard, "TEXT")) ||
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(formatId == ClipboardGetFormatId(clipboard, "STRING")))
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{
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size = (int) *pSize;
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pDstData = ConvertLineEndingToCRLF((const char*) data, &size);
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if (!pDstData)
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return NULL;
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*pSize = size;
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return pDstData;
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}
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return NULL;
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}
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/**
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* "CF_OEMTEXT":
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*
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* Null-terminated OEM text with CR/LF line endings.
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*/
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static void* clipboard_synthesize_cf_oemtext(wClipboard* clipboard, UINT32 formatId, const void* data, UINT32* pSize)
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{
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return clipboard_synthesize_cf_text(clipboard, formatId, data, pSize);
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}
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/**
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* "CF_LOCALE":
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*
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* System locale identifier associated with CF_TEXT
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*/
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static void* clipboard_synthesize_cf_locale(wClipboard* clipboard, UINT32 formatId, const void* data, UINT32* pSize)
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{
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UINT32* pDstData = NULL;
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pDstData = (UINT32*) malloc(sizeof(UINT32));
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*pDstData = 0x0409; /* English - United States */
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return (void*) pDstData;
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}
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/**
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* "CF_UNICODETEXT":
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*
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* Null-terminated UTF-16 text with CR/LF line endings.
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*/
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static void* clipboard_synthesize_cf_unicodetext(wClipboard* clipboard, UINT32 formatId, const void* data, UINT32* pSize)
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{
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int size;
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int status;
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char* crlfStr = NULL;
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WCHAR* pDstData = NULL;
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if ((formatId == CF_TEXT) || (formatId == CF_OEMTEXT) ||
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(formatId == ClipboardGetFormatId(clipboard, "UTF8_STRING")) ||
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(formatId == ClipboardGetFormatId(clipboard, "text/plain")) ||
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(formatId == ClipboardGetFormatId(clipboard, "TEXT")) ||
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(formatId == ClipboardGetFormatId(clipboard, "STRING")))
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{
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size = (int) *pSize;
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crlfStr = ConvertLineEndingToCRLF((char*) data, &size);
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if (!crlfStr)
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return NULL;
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status = ConvertToUnicode(CP_UTF8, 0, crlfStr, size, &pDstData, 0);
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free(crlfStr);
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if (status <= 0)
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return NULL;
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*pSize = ((status + 1) * 2);
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}
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return (void*) pDstData;
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}
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/**
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* "UTF8_STRING":
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*
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* Null-terminated UTF-8 string with LF line endings.
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*/
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static void* clipboard_synthesize_utf8_string(wClipboard* clipboard, UINT32 formatId, const void* data, UINT32* pSize)
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{
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int size;
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char* pDstData = NULL;
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if (formatId == CF_UNICODETEXT)
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{
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size = (int) *pSize;
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size = ConvertFromUnicode(CP_UTF8, 0, (WCHAR*) data,
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size / 2, (CHAR**) &pDstData, 0, NULL, NULL);
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if (!pDstData)
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return NULL;
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size = ConvertLineEndingToLF(pDstData, size);
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*pSize = size;
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return pDstData;
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}
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else if ((formatId == CF_TEXT) || (formatId == CF_OEMTEXT) ||
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(formatId == ClipboardGetFormatId(clipboard, "text/plain")) ||
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(formatId == ClipboardGetFormatId(clipboard, "TEXT")) ||
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(formatId == ClipboardGetFormatId(clipboard, "STRING")))
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{
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size = (int) *pSize;
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pDstData = (char*) malloc(size);
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if (!pDstData)
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return NULL;
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CopyMemory(pDstData, data, size);
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size = ConvertLineEndingToLF((char*) pDstData, size);
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*pSize = size;
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return pDstData;
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}
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return NULL;
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}
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/**
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* "CF_DIB":
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*
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* BITMAPINFO structure followed by the bitmap bits.
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*/
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static void* clipboard_synthesize_cf_dib(wClipboard* clipboard, UINT32 formatId, const void* data, UINT32* pSize)
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{
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/* TODO */
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return NULL;
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}
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/**
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* "CF_DIBV5":
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*
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* BITMAPV5HEADER structure followed by the bitmap color space information and the bitmap bits.
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*/
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static void* clipboard_synthesize_cf_dibv5(wClipboard* clipboard, UINT32 formatId, const void* data, UINT32* pSize)
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{
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/* TODO */
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return NULL;
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}
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/**
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* "image/bmp":
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*
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* Bitmap file format.
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*/
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static void* clipboard_synthesize_image_bmp(wClipboard* clipboard, UINT32 formatId, const void* data, UINT32* pSize)
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{
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/* TODO */
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return NULL;
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}
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/**
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* "HTML Format":
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*
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* HTML clipboard format: msdn.microsoft.com/en-us/library/windows/desktop/ms649015/
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*/
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static void* clipboard_synthesize_html_format(wClipboard* clipboard, UINT32 formatId, const void* data, UINT32* pSize)
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{
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/* TODO */
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return NULL;
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}
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/**
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* "text/html":
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*
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* HTML text format.
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*/
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static void* clipboard_synthesize_text_html(wClipboard* clipboard, UINT32 formatId, const void* data, UINT32* pSize)
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{
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/* TODO */
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return NULL;
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}
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BOOL ClipboardInitSynthesizers(wClipboard* clipboard)
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{
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UINT32 formatId;
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UINT32 altFormatId;
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/**
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* CF_TEXT
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*/
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ClipboardRegisterSynthesizer(clipboard, CF_TEXT, CF_OEMTEXT,
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clipboard_synthesize_cf_oemtext);
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ClipboardRegisterSynthesizer(clipboard, CF_TEXT, CF_UNICODETEXT,
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clipboard_synthesize_cf_unicodetext);
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ClipboardRegisterSynthesizer(clipboard, CF_TEXT, CF_LOCALE,
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clipboard_synthesize_cf_locale);
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altFormatId = ClipboardRegisterFormat(clipboard, "UTF8_STRING");
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ClipboardRegisterSynthesizer(clipboard, CF_TEXT, altFormatId,
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clipboard_synthesize_utf8_string);
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/**
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* CF_OEMTEXT
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*/
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ClipboardRegisterSynthesizer(clipboard, CF_OEMTEXT, CF_TEXT,
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clipboard_synthesize_cf_text);
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ClipboardRegisterSynthesizer(clipboard, CF_OEMTEXT, CF_UNICODETEXT,
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clipboard_synthesize_cf_unicodetext);
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ClipboardRegisterSynthesizer(clipboard, CF_OEMTEXT, CF_LOCALE,
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clipboard_synthesize_cf_locale);
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altFormatId = ClipboardRegisterFormat(clipboard, "UTF8_STRING");
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ClipboardRegisterSynthesizer(clipboard, CF_OEMTEXT, altFormatId,
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clipboard_synthesize_utf8_string);
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/**
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* CF_UNICODETEXT
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*/
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ClipboardRegisterSynthesizer(clipboard, CF_UNICODETEXT, CF_TEXT,
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clipboard_synthesize_cf_text);
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ClipboardRegisterSynthesizer(clipboard, CF_UNICODETEXT, CF_OEMTEXT,
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clipboard_synthesize_cf_oemtext);
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ClipboardRegisterSynthesizer(clipboard, CF_UNICODETEXT, CF_LOCALE,
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clipboard_synthesize_cf_locale);
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altFormatId = ClipboardRegisterFormat(clipboard, "UTF8_STRING");
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ClipboardRegisterSynthesizer(clipboard, CF_UNICODETEXT, altFormatId,
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clipboard_synthesize_utf8_string);
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/**
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* UTF8_STRING
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*/
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formatId = ClipboardRegisterFormat(clipboard, "UTF8_STRING");
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if (formatId)
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{
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ClipboardRegisterSynthesizer(clipboard, formatId, CF_TEXT,
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clipboard_synthesize_cf_text);
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ClipboardRegisterSynthesizer(clipboard, formatId, CF_OEMTEXT,
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clipboard_synthesize_cf_oemtext);
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ClipboardRegisterSynthesizer(clipboard, formatId, CF_UNICODETEXT,
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clipboard_synthesize_cf_unicodetext);
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ClipboardRegisterSynthesizer(clipboard, formatId, CF_LOCALE,
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clipboard_synthesize_cf_locale);
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}
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/**
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* text/plain
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*/
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formatId = ClipboardRegisterFormat(clipboard, "text/plain");
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if (formatId)
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{
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ClipboardRegisterSynthesizer(clipboard, formatId, CF_TEXT,
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clipboard_synthesize_cf_text);
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ClipboardRegisterSynthesizer(clipboard, formatId, CF_OEMTEXT,
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clipboard_synthesize_cf_oemtext);
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ClipboardRegisterSynthesizer(clipboard, formatId, CF_UNICODETEXT,
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clipboard_synthesize_cf_unicodetext);
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ClipboardRegisterSynthesizer(clipboard, formatId, CF_LOCALE,
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clipboard_synthesize_cf_locale);
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}
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/**
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* TEXT
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*/
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formatId = ClipboardRegisterFormat(clipboard, "TEXT");
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if (formatId)
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{
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ClipboardRegisterSynthesizer(clipboard, formatId, CF_TEXT,
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clipboard_synthesize_cf_text);
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ClipboardRegisterSynthesizer(clipboard, formatId, CF_OEMTEXT,
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clipboard_synthesize_cf_oemtext);
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ClipboardRegisterSynthesizer(clipboard, formatId, CF_UNICODETEXT,
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clipboard_synthesize_cf_unicodetext);
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ClipboardRegisterSynthesizer(clipboard, formatId, CF_LOCALE,
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clipboard_synthesize_cf_locale);
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}
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/**
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* STRING
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*/
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formatId = ClipboardRegisterFormat(clipboard, "STRING");
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if (formatId)
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{
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ClipboardRegisterSynthesizer(clipboard, formatId, CF_TEXT,
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clipboard_synthesize_cf_text);
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ClipboardRegisterSynthesizer(clipboard, formatId, CF_OEMTEXT,
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clipboard_synthesize_cf_oemtext);
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ClipboardRegisterSynthesizer(clipboard, formatId, CF_UNICODETEXT,
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clipboard_synthesize_cf_unicodetext);
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ClipboardRegisterSynthesizer(clipboard, formatId, CF_LOCALE,
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clipboard_synthesize_cf_locale);
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}
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/**
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* CF_DIB
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*/
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if (formatId)
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{
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ClipboardRegisterSynthesizer(clipboard, CF_DIB, CF_DIBV5,
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clipboard_synthesize_cf_dibv5);
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altFormatId = ClipboardRegisterFormat(clipboard, "image/bmp");
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ClipboardRegisterSynthesizer(clipboard, CF_DIB, altFormatId,
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clipboard_synthesize_image_bmp);
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}
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/**
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* CF_DIBV5
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*/
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if (formatId)
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{
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ClipboardRegisterSynthesizer(clipboard, CF_DIBV5, CF_DIB,
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clipboard_synthesize_cf_dib);
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altFormatId = ClipboardRegisterFormat(clipboard, "image/bmp");
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ClipboardRegisterSynthesizer(clipboard, CF_DIBV5, altFormatId,
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clipboard_synthesize_image_bmp);
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}
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/**
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* image/bmp
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*/
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formatId = ClipboardRegisterFormat(clipboard, "image/bmp");
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if (formatId)
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{
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ClipboardRegisterSynthesizer(clipboard, formatId, CF_DIB,
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clipboard_synthesize_cf_dib);
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ClipboardRegisterSynthesizer(clipboard, formatId, CF_DIBV5,
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clipboard_synthesize_cf_dibv5);
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}
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/**
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* HTML Format
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*/
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formatId = ClipboardRegisterFormat(clipboard, "HTML Format");
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if (formatId)
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{
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altFormatId = ClipboardRegisterFormat(clipboard, "text/html");
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ClipboardRegisterSynthesizer(clipboard, formatId, altFormatId,
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clipboard_synthesize_text_html);
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}
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/**
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* text/html
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*/
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formatId = ClipboardRegisterFormat(clipboard, "text/html");
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if (formatId)
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{
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altFormatId = ClipboardRegisterFormat(clipboard, "HTML Format");
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ClipboardRegisterSynthesizer(clipboard, formatId, altFormatId,
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clipboard_synthesize_html_format);
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}
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return TRUE;
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}
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