diff options
Diffstat (limited to 'src/utils')
| -rw-r--r-- | src/utils/copynpaste.cpp | 349 | ||||
| -rw-r--r-- | src/utils/copynpaste.h | 2 |
2 files changed, 189 insertions, 162 deletions
diff --git a/src/utils/copynpaste.cpp b/src/utils/copynpaste.cpp index 498c012b5..1107400e1 100644 --- a/src/utils/copynpaste.cpp +++ b/src/utils/copynpaste.cpp @@ -36,55 +36,57 @@ #include "copynpaste.h" #ifdef WIN32 -bool RetrieveBuffer(std::string& text, std::string::size_type& pos) +bool retrieveBuffer(std::string& text, std::string::size_type& pos) { - bool ret = false; + bool ret = false; - if (!OpenClipboard(NULL)) - return false; - - HANDLE h = GetClipboardData(CF_UNICODETEXT); - if (h) - { - LPCWSTR data = (LPCWSTR)GlobalLock(h); + if (!OpenClipboard(NULL)) + return false; - if (data) + HANDLE h = GetClipboardData(CF_UNICODETEXT); + if (h) { - int len = WideCharToMultiByte(CP_UTF8, 0, data, -1, NULL, 0, NULL, NULL); - if (len > 0) - { - // Convert from UTF-16 to UTF-8 - void *temp = malloc(len); - if (WideCharToMultiByte(CP_UTF8, 0, data, -1, (LPSTR)temp, len, NULL, NULL)) + LPCWSTR data = (LPCWSTR)GlobalLock(h); + + if (data) { - text.insert(pos, (char*)temp); - pos += len-1; + int len = WideCharToMultiByte(CP_UTF8, 0, data, -1, + NULL, 0, NULL, NULL); + if (len > 0) + { + // Convert from UTF-16 to UTF-8 + void *temp = malloc(len); + if (WideCharToMultiByte(CP_UTF8, 0, data, -1, + (LPSTR)temp, len, NULL, NULL)) + { + text.insert(pos, (char*)temp); + pos += len-1; + } + free(temp); + ret = true; + } } - free(temp); - ret = true; - } + GlobalUnlock(h); } - GlobalUnlock(h); - } - else - { - h = GetClipboardData(CF_TEXT); - - if (h) + else { - const char *data = (char*)GlobalLock(h); - if (data) - { - text.insert(pos, data); - pos += strlen(data); - ret = true; - } - GlobalUnlock(h); + h = GetClipboardData(CF_TEXT); + + if (h) + { + const char *data = (char*)GlobalLock(h); + if (data) + { + text.insert(pos, data); + pos += strlen(data); + ret = true; + } + GlobalUnlock(h); + } } - } - CloseClipboard(); - return ret; + CloseClipboard(); + return ret; } #elif defined(__APPLE__) @@ -94,99 +96,120 @@ bool RetrieveBuffer(std::string& text, std::string::size_type& pos) #include <Carbon/Carbon.h> -// Sorry for the very long code, all nicer OS X APIs are coded in Objective C and not C! +// Sorry for the very long code, all nicer OS X APIs are coded in +// Objective C and not C! // Also it does very thorough error handling -bool GetDataFromPasteboard( PasteboardRef inPasteboard, char* flavorText /* out */, const int bufSize ) +bool getDataFromPasteboard(PasteboardRef inPasteboard, + char* flavorText /* out */, + const int bufSize) { OSStatus err = noErr; PasteboardSyncFlags syncFlags; ItemCount itemCount; - syncFlags = PasteboardSynchronize( inPasteboard ); + syncFlags = PasteboardSynchronize(inPasteboard); //require_action( syncFlags & kPasteboardModified, PasteboardOutOfSync, // err = badPasteboardSyncErr ); - err = PasteboardGetItemCount( inPasteboard, &itemCount ); - require_noerr( err, CantGetPasteboardItemCount ); + err = PasteboardGetItemCount(inPasteboard, &itemCount); + require_noerr(err, CantGetPasteboardItemCount); - for (UInt32 itemIndex = 1; itemIndex <= itemCount; itemIndex++) + for (UInt32 itemIndex = 1; itemIndex <= itemCount; itemIndex ++) { PasteboardItemID itemID; CFArrayRef flavorTypeArray; CFIndex flavorCount; - err = PasteboardGetItemIdentifier( inPasteboard, itemIndex, &itemID ); - require_noerr( err, CantGetPasteboardItemIdentifier ); + err = PasteboardGetItemIdentifier(inPasteboard, itemIndex, &itemID); + require_noerr(err, CantGetPasteboardItemIdentifier); - err = PasteboardCopyItemFlavors( inPasteboard, itemID, &flavorTypeArray ); - require_noerr( err, CantCopyPasteboardItemFlavors ); + err = PasteboardCopyItemFlavors(inPasteboard, + itemID, &flavorTypeArray); + require_noerr(err, CantCopyPasteboardItemFlavors); - flavorCount = CFArrayGetCount( flavorTypeArray ); + flavorCount = CFArrayGetCount(flavorTypeArray); - for (CFIndex flavorIndex = 0; flavorIndex < flavorCount; flavorIndex++) + for (CFIndex flavorIndex = 0; flavorIndex < flavorCount; + flavorIndex ++) { CFStringRef flavorType; CFDataRef flavorData; CFIndex flavorDataSize; - flavorType = (CFStringRef)CFArrayGetValueAtIndex(flavorTypeArray, flavorIndex); + flavorType = (CFStringRef)CFArrayGetValueAtIndex( + flavorTypeArray, flavorIndex); // we're only interested by text... if (UTTypeConformsTo(flavorType, CFSTR("public.utf8-plain-text"))) { - err = PasteboardCopyItemFlavorData( inPasteboard, itemID, - flavorType, &flavorData ); - require_noerr( err, CantCopyFlavorData ); - flavorDataSize = CFDataGetLength( flavorData ); + err = PasteboardCopyItemFlavorData(inPasteboard, itemID, + flavorType, &flavorData); + require_noerr(err, CantCopyFlavorData); + flavorDataSize = CFDataGetLength(flavorData); flavorDataSize = (flavorDataSize<254) ? flavorDataSize : 254; - if (flavorDataSize+2 > bufSize) + if (flavorDataSize + 2 > bufSize) { - fprintf(stderr, "Cannot copy clipboard, contents is too big!\n"); + fprintf(stderr, + "Cannot copy clipboard, contents is too big!\n"); return false; } - for (short dataIndex = 0; dataIndex <= flavorDataSize; dataIndex++) + for (short dataIndex = 0; dataIndex <= flavorDataSize; + dataIndex ++) { - char byte = *(CFDataGetBytePtr( flavorData ) + dataIndex); + char byte = *(CFDataGetBytePtr(flavorData) + dataIndex); flavorText[dataIndex] = byte; } flavorText[flavorDataSize] = '\0'; - flavorText[flavorDataSize+1] = '\n'; + flavorText[flavorDataSize + 1] = '\n'; CFRelease (flavorData); return true; } continue; - CantCopyFlavorData: fprintf(stderr, "Cannot copy clipboard, CantCopyFlavorData!\n"); +CantCopyFlavorData: + fprintf(stderr, "Cannot copy clipboard, CantCopyFlavorData!\n"); } CFRelease (flavorTypeArray); continue; - CantCopyPasteboardItemFlavors: fprintf(stderr, "Cannot copy clipboard, CantCopyPasteboardItemFlavors!\n"); continue; - CantGetPasteboardItemIdentifier: fprintf(stderr, "Cannot copy clipboard, CantGetPasteboardItemIdentifier!\n"); continue; +CantCopyPasteboardItemFlavors: + fprintf(stderr, + "Cannot copy clipboard, CantCopyPasteboardItemFlavors!\n"); + continue; +CantGetPasteboardItemIdentifier: + fprintf(stderr, + "Cannot copy clipboard, CantGetPasteboardItemIdentifier!\n"); + continue; } - fprintf(stderr, "Cannot copy clipboard, found no acceptable flavour!\n"); + fprintf(stderr, + "Cannot copy clipboard, found no acceptable flavour!\n"); return false; - CantGetPasteboardItemCount: fprintf(stderr, "Cannot copy clipboard, CantGetPasteboardItemCount!\n"); return false; - //PasteboardOutOfSync: fprintf(stderr, "Cannot copy clipboard, PasteboardOutOfSync!\n"); return false; +CantGetPasteboardItemCount: + fprintf(stderr, "Cannot copy clipboard, CantGetPasteboardItemCount!\n"); + return false; +//PasteboardOutOfSync: +// fprintf(stderr, "Cannot copy clipboard, PasteboardOutOfSync!\n"); +// return false; } -bool getClipBoard(char* text /* out */, const int bufSize ) +bool getClipBoard(char* text /* out */, const int bufSize) { OSStatus err = noErr; PasteboardRef theClipboard; - err = PasteboardCreate( kPasteboardClipboard, &theClipboard ); - require_noerr( err, PasteboardCreateFailed ); + err = PasteboardCreate(kPasteboardClipboard, &theClipboard); + require_noerr(err, PasteboardCreateFailed); - if (!GetDataFromPasteboard(theClipboard, text, bufSize)) + if (!getDataFromPasteboard(theClipboard, text, bufSize)) { - fprintf(stderr, "Cannot copy clipboard, GetDataFromPasteboardFailed!\n"); + fprintf(stderr, + "Cannot copy clipboard, getDataFromPasteboardFailed!\n"); return false; } @@ -195,15 +218,16 @@ bool getClipBoard(char* text /* out */, const int bufSize ) return true; // ---- error handling - PasteboardCreateFailed: fprintf(stderr, "Cannot copy clipboard, PasteboardCreateFailed!\n"); +PasteboardCreateFailed: + fprintf(stderr, "Cannot copy clipboard, PasteboardCreateFailed!\n"); CFRelease(theClipboard); return false; } -bool RetrieveBuffer(std::string& text, std::string::size_type& pos) +bool retrieveBuffer(std::string& text, std::string::size_type& pos) { const int bufSize = 512; - char buffer[bufSize+1]; + char buffer[bufSize + 1]; if (getClipBoard(buffer, bufSize)) { @@ -220,105 +244,108 @@ bool RetrieveBuffer(std::string& text, std::string::size_type& pos) #elif USE_X11 static char* getSelection(Display *dpy, Window us, Atom selection) { - int max_events = 50; - Window owner = XGetSelectionOwner (dpy, selection); - int ret; - - //printf("XConvertSelection on %s\n", XGetAtomName(dpy, selection)); - if (owner == None) - { - //printf("No owner\n"); - return NULL; - } - XConvertSelection(dpy, selection, XA_STRING, XA_PRIMARY, us, CurrentTime); - XFlush(dpy); - - while (max_events--) - { - XEvent e; + int max_events = 50; + Window owner = XGetSelectionOwner(dpy, selection); + int ret; - XNextEvent(dpy, &e); - if(e.type == SelectionNotify) + //printf("XConvertSelection on %s\n", XGetAtomName(dpy, selection)); + if (owner == None) { - //printf("Received %s\n", XGetAtomName(dpy, e.xselection.selection)); - if(e.xselection.property == None) - { - //printf("Couldn't convert\n"); - return NULL; - } - - long unsigned len, left, dummy; - int format; - Atom type; - unsigned char *data = NULL; - - ret = XGetWindowProperty(dpy, us, e.xselection.property, 0, 0, False, - AnyPropertyType, &type, &format, &len, &left, - &data); - if (left < 1) - { - if (ret == Success) - XFree(data); - return NULL; - } - - ret = XGetWindowProperty(dpy, us, e.xselection.property, 0, left, False, - AnyPropertyType, &type, &format, &len, &dummy, - &data); - if (ret != Success) - { - //printf("Failed to get property: %p on %lu\n", data, len); + //printf("No owner\n"); return NULL; - } + } + XConvertSelection(dpy, selection, XA_STRING, XA_PRIMARY, us, CurrentTime); + XFlush(dpy); + + while (max_events --) + { + XEvent e; + + XNextEvent(dpy, &e); + if (e.type == SelectionNotify) + { + //printf("Received %s\n", XGetAtomName(dpy, e.xselection.selection)); + if (e.xselection.property == None) + { + //printf("Couldn't convert\n"); + return NULL; + } - //printf(">>> Got %s: len=%lu left=%lu (event %i)\n", data, len, left, 50-max_events); - return (char*)data; + long unsigned len, left, dummy; + int format; + Atom type; + unsigned char *data = NULL; + + ret = XGetWindowProperty(dpy, us, e.xselection.property, 0, 0, + False, AnyPropertyType, &type, &format, &len, &left, &data); + if (left < 1) + { + if (ret == Success) + XFree(data); + return NULL; + } + + ret = XGetWindowProperty(dpy, us, e.xselection.property, 0, + left, False, AnyPropertyType, &type, &format, &len, + &dummy, &data); + + if (ret != Success) + { + //printf("Failed to get property: %p on %lu\n", data, len); + return NULL; + } + + //printf(">>> Got %s: len=%lu left=%lu (event %i)\n", data, + // len, left, 50-max_events); + return (char*)data; + } } - } - return NULL; + return NULL; } -bool RetrieveBuffer(std::string& text, std::string::size_type& pos) +bool retrieveBuffer(std::string& text, std::string::size_type& pos) { - SDL_SysWMinfo info; + SDL_SysWMinfo info; - //printf("Retrieving buffer...\n"); - SDL_VERSION(&info.version); - if ( SDL_GetWMInfo(&info) ) - { - Display *dpy = info.info.x11.display; - Window us = info.info.x11.window; - char *data = NULL; - - if (!data) - { - data = getSelection(dpy, us, XA_PRIMARY); - } - if (!data) - { - data = getSelection(dpy, us, XA_SECONDARY); - } - if (!data) + //printf("Retrieving buffer...\n"); + SDL_VERSION(&info.version); + if (SDL_GetWMInfo(&info)) { - Atom XA_CLIPBOARD = XInternAtom(dpy, "CLIPBOARD", 0); - data = getSelection(dpy, us, XA_CLIPBOARD); - } - if (data) - { - // check cursor position - if (pos > text.size()) { - pos = text.size(); - } + Display *dpy = info.info.x11.display; + Window us = info.info.x11.window; + char *data = NULL; - text.insert(pos, data); - pos += strlen(data); - XFree(data); + if (!data) + { + data = getSelection(dpy, us, XA_PRIMARY); + } + if (!data) + { + data = getSelection(dpy, us, XA_SECONDARY); + } + if (!data) + { + Atom XA_CLIPBOARD = XInternAtom(dpy, "CLIPBOARD", 0); + data = getSelection(dpy, us, XA_CLIPBOARD); + } + if (data) + { + // check cursor position + if (pos > text.size()) + pos = text.size(); + + text.insert(pos, data); + pos += strlen(data); + XFree(data); - return true; + return true; + } } - } - return false; + return false; } #else -bool RetrieveBuffer(std::string&, std::string::size_type&) { return false; } +bool retrieveBuffer(std::string&, std::string::size_type&) +{ + return false; +} #endif diff --git a/src/utils/copynpaste.h b/src/utils/copynpaste.h index 1a7c81d05..aaafa3bcc 100644 --- a/src/utils/copynpaste.h +++ b/src/utils/copynpaste.h @@ -29,5 +29,5 @@ * @return <code>true</code> when successful or <code>false</code> when there * was a problem retrieving the clipboard buffer. */ -bool RetrieveBuffer(std::string& text, std::string::size_type& pos); +bool retrieveBuffer(std::string& text, std::string::size_type& pos); |