зеркало из https://github.com/mozilla/gecko-dev.git
880 строки
30 KiB
Plaintext
880 строки
30 KiB
Plaintext
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/Logging.h"
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#include "mozilla/Unused.h"
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#include "gfxPlatform.h"
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#include "nsArrayUtils.h"
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#include "nsCOMPtr.h"
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#include "nsClipboard.h"
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#include "nsString.h"
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#include "nsISupportsPrimitives.h"
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#include "nsXPIDLString.h"
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#include "nsPrimitiveHelpers.h"
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#include "nsMemory.h"
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#include "nsIFile.h"
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#include "nsStringStream.h"
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#include "nsDragService.h"
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#include "nsEscape.h"
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#include "nsPrintfCString.h"
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#include "nsObjCExceptions.h"
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#include "imgIContainer.h"
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#include "nsCocoaUtils.h"
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using mozilla::gfx::DataSourceSurface;
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using mozilla::gfx::SourceSurface;
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using mozilla::LogLevel;
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extern mozilla::LazyLogModule sCocoaLog;
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extern void EnsureLogInitialized();
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mozilla::StaticRefPtr<nsITransferable> nsClipboard::sSelectionCache;
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@implementation UTIHelper
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+ (NSString*)stringFromPboardType:(NSString*)aType
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{
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if ([aType isEqualToString:kMozWildcardPboardType] ||
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[aType isEqualToString:kMozCustomTypesPboardType] ||
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[aType isEqualToString:kPublicUrlPboardType] ||
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[aType isEqualToString:kPublicUrlNamePboardType] ||
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[aType isEqualToString:kMozFileUrlsPboardType] ||
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[aType isEqualToString:(NSString*)kPasteboardTypeFileURLPromise] ||
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[aType isEqualToString:(NSString*)kPasteboardTypeFilePromiseContent] ||
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[aType isEqualToString:(NSString*)kUTTypeFileURL] ||
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[aType isEqualToString:NSStringPboardType] ||
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[aType isEqualToString:NSPasteboardTypeString] ||
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[aType isEqualToString:NSPasteboardTypeHTML] ||
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[aType isEqualToString:NSPasteboardTypeRTF] ||
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[aType isEqualToString:NSPasteboardTypeTIFF] ||
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[aType isEqualToString:NSPasteboardTypePNG]) {
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return [NSString stringWithString:aType];
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}
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NSString* dynamicType =
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(NSString*)UTTypeCreatePreferredIdentifierForTag(kUTTagClassNSPboardType,
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(CFStringRef)aType,
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kUTTypeData);
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NSString* result = [NSString stringWithString:dynamicType];
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[dynamicType release];
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return result;
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}
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@end // UTIHelper
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nsClipboard::nsClipboard()
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: mCachedClipboard(-1)
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, mChangeCount(0)
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, mIgnoreEmptyNotification(false)
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{
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EnsureLogInitialized();
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}
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nsClipboard::~nsClipboard()
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{
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EmptyClipboard(kGlobalClipboard);
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EmptyClipboard(kFindClipboard);
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ClearSelectionCache();
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}
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NS_IMPL_ISUPPORTS(nsClipboard, nsIClipboard)
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// We separate this into its own function because after an @try, all local
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// variables within that function get marked as volatile, and our C++ type
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// system doesn't like volatile things.
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static NSData*
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GetDataFromPasteboard(NSPasteboard* aPasteboard, NSString* aType)
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{
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NSData *data = nil;
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@try {
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data = [aPasteboard dataForType:aType];
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} @catch (NSException* e) {
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NS_WARNING(nsPrintfCString("Exception raised while getting data from the pasteboard: \"%s - %s\"",
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[[e name] UTF8String], [[e reason] UTF8String]).get());
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mozilla::Unused << e;
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}
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return data;
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}
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void
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nsClipboard::SetSelectionCache(nsITransferable *aTransferable)
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{
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sSelectionCache = aTransferable;
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}
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void
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nsClipboard::ClearSelectionCache()
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{
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sSelectionCache = nullptr;
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}
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NS_IMETHODIMP
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nsClipboard::SetNativeClipboardData(int32_t aWhichClipboard)
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{
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NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
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if ((aWhichClipboard != kGlobalClipboard && aWhichClipboard != kFindClipboard) || !mTransferable)
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return NS_ERROR_FAILURE;
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mIgnoreEmptyNotification = true;
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NSDictionary* pasteboardOutputDict = PasteboardDictFromTransferable(mTransferable);
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if (!pasteboardOutputDict)
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return NS_ERROR_FAILURE;
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unsigned int outputCount = [pasteboardOutputDict count];
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NSArray* outputKeys = [pasteboardOutputDict allKeys];
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NSPasteboard* cocoaPasteboard;
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if (aWhichClipboard == kFindClipboard) {
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cocoaPasteboard = [NSPasteboard pasteboardWithName:NSFindPboard];
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NSString* stringType =
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[UTIHelper stringFromPboardType:NSPasteboardTypeString];
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[cocoaPasteboard declareTypes:
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[NSArray arrayWithObject:stringType] owner:nil];
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} else {
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// Write everything else out to the general pasteboard.
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cocoaPasteboard = [NSPasteboard generalPasteboard];
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[cocoaPasteboard declareTypes:outputKeys owner:nil];
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}
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for (unsigned int i = 0; i < outputCount; i++) {
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NSString* currentKey = [outputKeys objectAtIndex:i];
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id currentValue = [pasteboardOutputDict valueForKey:currentKey];
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if (aWhichClipboard == kFindClipboard) {
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if ([currentKey isEqualToString:
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[UTIHelper stringFromPboardType:NSPasteboardTypeString]]) {
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[cocoaPasteboard setString:currentValue forType:currentKey];
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}
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} else {
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if ([currentKey isEqualToString:
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[UTIHelper stringFromPboardType:NSPasteboardTypeString]] ||
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[currentKey isEqualToString:
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[UTIHelper stringFromPboardType:kPublicUrlPboardType]] ||
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[currentKey isEqualToString:
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[UTIHelper stringFromPboardType:kPublicUrlNamePboardType]]) {
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[cocoaPasteboard setString:currentValue forType:currentKey];
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} else if ([currentKey isEqualToString:
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[UTIHelper stringFromPboardType:
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kUrlsWithTitlesPboardType]]) {
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[cocoaPasteboard setPropertyList:
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[pasteboardOutputDict valueForKey:currentKey]
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forType:currentKey];
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} else if ([currentKey isEqualToString:
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[UTIHelper stringFromPboardType:NSPasteboardTypeHTML]]) {
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[cocoaPasteboard setString:(nsClipboard::WrapHtmlForSystemPasteboard(currentValue))
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forType:currentKey];
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} else if ([currentKey isEqualToString:
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[UTIHelper stringFromPboardType:kMozFileUrlsPboardType]]) {
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[cocoaPasteboard writeObjects:currentValue];
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} else {
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[cocoaPasteboard setData:currentValue forType:currentKey];
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}
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}
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}
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mCachedClipboard = aWhichClipboard;
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mChangeCount = [cocoaPasteboard changeCount];
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mIgnoreEmptyNotification = false;
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return NS_OK;
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NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
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}
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nsresult
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nsClipboard::TransferableFromPasteboard(nsITransferable *aTransferable, NSPasteboard *cocoaPasteboard)
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{
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NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
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// get flavor list that includes all acceptable flavors (including ones obtained through conversion)
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nsCOMPtr<nsIArray> flavorList;
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nsresult rv = aTransferable->FlavorsTransferableCanImport(getter_AddRefs(flavorList));
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if (NS_FAILED(rv))
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return NS_ERROR_FAILURE;
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uint32_t flavorCount;
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flavorList->GetLength(&flavorCount);
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for (uint32_t i = 0; i < flavorCount; i++) {
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nsCOMPtr<nsISupportsCString> currentFlavor = do_QueryElementAt(flavorList, i);
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if (!currentFlavor)
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continue;
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nsXPIDLCString flavorStr;
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currentFlavor->ToString(getter_Copies(flavorStr)); // i has a flavr
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// printf("looking for clipboard data of type %s\n", flavorStr.get());
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NSString *pboardType = nil;
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if (nsClipboard::IsStringType(flavorStr, &pboardType)) {
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NSString* pString = [cocoaPasteboard stringForType:pboardType];
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if (!pString)
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continue;
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NSData* stringData;
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if ([pboardType isEqualToString:
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[UTIHelper stringFromPboardType:NSPasteboardTypeRTF]]) {
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stringData = [pString dataUsingEncoding:NSASCIIStringEncoding];
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} else {
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stringData = [pString dataUsingEncoding:NSUnicodeStringEncoding];
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}
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unsigned int dataLength = [stringData length];
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void* clipboardDataPtr = malloc(dataLength);
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if (!clipboardDataPtr) {
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[pboardType release];
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return NS_ERROR_OUT_OF_MEMORY;
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}
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[stringData getBytes:clipboardDataPtr];
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// The DOM only wants LF, so convert from MacOS line endings to DOM line endings.
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int32_t signedDataLength = dataLength;
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nsLinebreakHelpers::ConvertPlatformToDOMLinebreaks(flavorStr, &clipboardDataPtr, &signedDataLength);
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dataLength = signedDataLength;
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// skip BOM (Byte Order Mark to distinguish little or big endian)
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char16_t* clipboardDataPtrNoBOM = (char16_t*)clipboardDataPtr;
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if ((dataLength > 2) &&
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((clipboardDataPtrNoBOM[0] == 0xFEFF) ||
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(clipboardDataPtrNoBOM[0] == 0xFFFE))) {
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dataLength -= sizeof(char16_t);
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clipboardDataPtrNoBOM += 1;
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}
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nsCOMPtr<nsISupports> genericDataWrapper;
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nsPrimitiveHelpers::CreatePrimitiveForData(flavorStr, clipboardDataPtrNoBOM, dataLength,
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getter_AddRefs(genericDataWrapper));
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aTransferable->SetTransferData(flavorStr, genericDataWrapper, dataLength);
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free(clipboardDataPtr);
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break;
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}
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else if (flavorStr.EqualsLiteral(kCustomTypesMime)) {
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NSString* type =
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[cocoaPasteboard availableTypeFromArray:
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[NSArray arrayWithObject:
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[UTIHelper stringFromPboardType:kMozCustomTypesPboardType]]];
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if (!type) {
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continue;
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}
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NSData* pasteboardData = GetDataFromPasteboard(cocoaPasteboard, type);
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if (!pasteboardData) {
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continue;
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}
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unsigned int dataLength = [pasteboardData length];
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void* clipboardDataPtr = malloc(dataLength);
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if (!clipboardDataPtr) {
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[pboardType release];
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return NS_ERROR_OUT_OF_MEMORY;
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}
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[pasteboardData getBytes:clipboardDataPtr];
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nsCOMPtr<nsISupports> genericDataWrapper;
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nsPrimitiveHelpers::CreatePrimitiveForData(flavorStr, clipboardDataPtr, dataLength,
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getter_AddRefs(genericDataWrapper));
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aTransferable->SetTransferData(flavorStr, genericDataWrapper, dataLength);
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free(clipboardDataPtr);
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}
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else if (flavorStr.EqualsLiteral(kJPEGImageMime) ||
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flavorStr.EqualsLiteral(kJPGImageMime) ||
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flavorStr.EqualsLiteral(kPNGImageMime) ||
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flavorStr.EqualsLiteral(kGIFImageMime)) {
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// Figure out if there's data on the pasteboard we can grab (sanity check)
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NSString* type =
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[cocoaPasteboard availableTypeFromArray:
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[NSArray arrayWithObjects:
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[UTIHelper stringFromPboardType:NSPasteboardTypeTIFF],
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[UTIHelper stringFromPboardType:NSPasteboardTypePNG],
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nil]];
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if (!type)
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continue;
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// Read data off the clipboard
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NSData *pasteboardData = GetDataFromPasteboard(cocoaPasteboard, type);
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if (!pasteboardData)
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continue;
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// Figure out what type we're converting to
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CFStringRef outputType = NULL;
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if (flavorStr.EqualsLiteral(kJPEGImageMime) ||
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flavorStr.EqualsLiteral(kJPGImageMime))
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outputType = CFSTR("public.jpeg");
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else if (flavorStr.EqualsLiteral(kPNGImageMime))
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outputType = CFSTR("public.png");
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else if (flavorStr.EqualsLiteral(kGIFImageMime))
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outputType = CFSTR("com.compuserve.gif");
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else
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continue;
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// Use ImageIO to interpret the data on the clipboard and transcode.
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// Note that ImageIO, like all CF APIs, allows NULLs to propagate freely
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// and safely in most cases (like ObjC). A notable exception is CFRelease.
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NSDictionary *options =
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[NSDictionary dictionaryWithObjectsAndKeys:
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(NSNumber*)kCFBooleanTrue,
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kCGImageSourceShouldAllowFloat,
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(type == [UTIHelper stringFromPboardType:NSPasteboardTypeTIFF] ?
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[UTIHelper stringFromPboardType:NSPasteboardTypeTIFF] :
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[UTIHelper stringFromPboardType:NSPasteboardTypePNG]),
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kCGImageSourceTypeIdentifierHint, nil];
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CGImageSourceRef source = CGImageSourceCreateWithData((CFDataRef)pasteboardData,
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(CFDictionaryRef)options);
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NSMutableData *encodedData = [NSMutableData data];
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CGImageDestinationRef dest = CGImageDestinationCreateWithData((CFMutableDataRef)encodedData,
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outputType,
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1, NULL);
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CGImageDestinationAddImageFromSource(dest, source, 0, NULL);
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bool successfullyConverted = CGImageDestinationFinalize(dest);
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if (successfullyConverted) {
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// Put the converted data in a form Gecko can understand
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nsCOMPtr<nsIInputStream> byteStream;
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NS_NewByteInputStream(getter_AddRefs(byteStream), (const char*)[encodedData bytes],
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[encodedData length], NS_ASSIGNMENT_COPY);
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aTransferable->SetTransferData(flavorStr, byteStream, sizeof(nsIInputStream*));
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}
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if (dest)
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CFRelease(dest);
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if (source)
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CFRelease(source);
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if (successfullyConverted)
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break;
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else
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continue;
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}
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[pboardType release];
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}
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return NS_OK;
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NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
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}
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NS_IMETHODIMP
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nsClipboard::GetNativeClipboardData(nsITransferable* aTransferable, int32_t aWhichClipboard)
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{
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NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
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if ((aWhichClipboard != kGlobalClipboard && aWhichClipboard != kFindClipboard) || !aTransferable)
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return NS_ERROR_FAILURE;
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NSPasteboard* cocoaPasteboard;
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if (aWhichClipboard == kFindClipboard) {
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cocoaPasteboard = [NSPasteboard pasteboardWithName:NSFindPboard];
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} else {
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cocoaPasteboard = [NSPasteboard generalPasteboard];
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}
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if (!cocoaPasteboard)
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return NS_ERROR_FAILURE;
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// get flavor list that includes all acceptable flavors (including ones obtained through conversion)
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nsCOMPtr<nsIArray> flavorList;
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nsresult rv = aTransferable->FlavorsTransferableCanImport(getter_AddRefs(flavorList));
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if (NS_FAILED(rv))
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return NS_ERROR_FAILURE;
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uint32_t flavorCount;
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flavorList->GetLength(&flavorCount);
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// If we were the last ones to put something on the pasteboard, then just use the cached
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// transferable. Otherwise clear it because it isn't relevant any more.
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if (mCachedClipboard == aWhichClipboard &&
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mChangeCount == [cocoaPasteboard changeCount]) {
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if (mTransferable) {
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for (uint32_t i = 0; i < flavorCount; i++) {
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nsCOMPtr<nsISupportsCString> currentFlavor = do_QueryElementAt(flavorList, i);
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if (!currentFlavor)
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continue;
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nsXPIDLCString flavorStr;
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currentFlavor->ToString(getter_Copies(flavorStr));
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nsCOMPtr<nsISupports> dataSupports;
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uint32_t dataSize = 0;
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rv = mTransferable->GetTransferData(flavorStr, getter_AddRefs(dataSupports), &dataSize);
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if (NS_SUCCEEDED(rv)) {
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aTransferable->SetTransferData(flavorStr, dataSupports, dataSize);
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return NS_OK; // maybe try to fill in more types? Is there a point?
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}
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}
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}
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} else {
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EmptyClipboard(aWhichClipboard);
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}
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// at this point we can't satisfy the request from cache data so let's look
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// for things other people put on the system clipboard
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return nsClipboard::TransferableFromPasteboard(aTransferable, cocoaPasteboard);
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NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
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}
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// returns true if we have *any* of the passed in flavors available for pasting
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NS_IMETHODIMP
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nsClipboard::HasDataMatchingFlavors(const char** aFlavorList, uint32_t aLength,
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int32_t aWhichClipboard, bool* outResult)
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{
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NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
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*outResult = false;
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if ((aWhichClipboard != kGlobalClipboard) || !aFlavorList)
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return NS_OK;
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// first see if we have data for this in our cached transferable
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if (mTransferable) {
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nsCOMPtr<nsIArray> transferableFlavorList;
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nsresult rv = mTransferable->FlavorsTransferableCanImport(getter_AddRefs(transferableFlavorList));
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if (NS_SUCCEEDED(rv)) {
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uint32_t transferableFlavorCount;
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transferableFlavorList->GetLength(&transferableFlavorCount);
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for (uint32_t j = 0; j < transferableFlavorCount; j++) {
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nsCOMPtr<nsISupportsCString> currentTransferableFlavor =
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do_QueryElementAt(transferableFlavorList, j);
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if (!currentTransferableFlavor)
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continue;
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nsXPIDLCString transferableFlavorStr;
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currentTransferableFlavor->ToString(getter_Copies(transferableFlavorStr));
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for (uint32_t k = 0; k < aLength; k++) {
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if (transferableFlavorStr.Equals(aFlavorList[k])) {
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*outResult = true;
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return NS_OK;
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}
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}
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}
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}
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}
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NSPasteboard* generalPBoard = [NSPasteboard generalPasteboard];
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for (uint32_t i = 0; i < aLength; i++) {
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nsDependentCString mimeType(aFlavorList[i]);
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NSString *pboardType = nil;
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if (nsClipboard::IsStringType(mimeType, &pboardType)) {
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NSString* availableType = [generalPBoard availableTypeFromArray:[NSArray arrayWithObject:pboardType]];
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if (availableType && [availableType isEqualToString:pboardType]) {
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*outResult = true;
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break;
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}
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} else if (!strcmp(aFlavorList[i], kCustomTypesMime)) {
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NSString* availableType =
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[generalPBoard availableTypeFromArray:
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[NSArray arrayWithObject:
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[UTIHelper stringFromPboardType:kMozCustomTypesPboardType]]];
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if (availableType) {
|
|
*outResult = true;
|
|
break;
|
|
}
|
|
} else if (!strcmp(aFlavorList[i], kJPEGImageMime) ||
|
|
!strcmp(aFlavorList[i], kJPGImageMime) ||
|
|
!strcmp(aFlavorList[i], kPNGImageMime) ||
|
|
!strcmp(aFlavorList[i], kGIFImageMime)) {
|
|
NSString* availableType =
|
|
[generalPBoard availableTypeFromArray:
|
|
[NSArray arrayWithObjects:
|
|
[UTIHelper stringFromPboardType:NSPasteboardTypeTIFF],
|
|
[UTIHelper stringFromPboardType:NSPasteboardTypePNG],
|
|
nil]];
|
|
if (availableType) {
|
|
*outResult = true;
|
|
break;
|
|
}
|
|
}
|
|
[pboardType release];
|
|
}
|
|
|
|
return NS_OK;
|
|
|
|
NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsClipboard::SupportsFindClipboard(bool *_retval)
|
|
{
|
|
NS_ENSURE_ARG_POINTER(_retval);
|
|
*_retval = true;
|
|
return NS_OK;
|
|
}
|
|
|
|
// This function converts anything that other applications might understand into the system format
|
|
// and puts it into a dictionary which it returns.
|
|
// static
|
|
NSDictionary*
|
|
nsClipboard::PasteboardDictFromTransferable(nsITransferable* aTransferable)
|
|
{
|
|
NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NIL;
|
|
|
|
if (!aTransferable)
|
|
return nil;
|
|
|
|
NSMutableDictionary* pasteboardOutputDict = [NSMutableDictionary dictionary];
|
|
|
|
nsCOMPtr<nsIArray> flavorList;
|
|
nsresult rv = aTransferable->FlavorsTransferableCanExport(getter_AddRefs(flavorList));
|
|
if (NS_FAILED(rv))
|
|
return nil;
|
|
|
|
uint32_t flavorCount;
|
|
flavorList->GetLength(&flavorCount);
|
|
for (uint32_t i = 0; i < flavorCount; i++) {
|
|
nsCOMPtr<nsISupportsCString> currentFlavor = do_QueryElementAt(flavorList, i);
|
|
if (!currentFlavor)
|
|
continue;
|
|
|
|
nsXPIDLCString flavorStr;
|
|
currentFlavor->ToString(getter_Copies(flavorStr));
|
|
|
|
MOZ_LOG(sCocoaLog, LogLevel::Info, ("writing out clipboard data of type %s (%d)\n", flavorStr.get(), i));
|
|
|
|
NSString *pboardType = nil;
|
|
|
|
if (nsClipboard::IsStringType(flavorStr, &pboardType)) {
|
|
void* data = nullptr;
|
|
uint32_t dataSize = 0;
|
|
nsCOMPtr<nsISupports> genericDataWrapper;
|
|
rv = aTransferable->GetTransferData(flavorStr, getter_AddRefs(genericDataWrapper), &dataSize);
|
|
nsPrimitiveHelpers::CreateDataFromPrimitive(flavorStr, genericDataWrapper, &data, dataSize);
|
|
|
|
NSString* nativeString;
|
|
if (data)
|
|
nativeString = [NSString stringWithCharacters:(const unichar*)data length:(dataSize / sizeof(char16_t))];
|
|
else
|
|
nativeString = [NSString string];
|
|
|
|
// be nice to Carbon apps, normalize the receiver's contents using Form C.
|
|
nativeString = [nativeString precomposedStringWithCanonicalMapping];
|
|
|
|
[pasteboardOutputDict setObject:nativeString forKey:pboardType];
|
|
|
|
free(data);
|
|
}
|
|
else if (flavorStr.EqualsLiteral(kCustomTypesMime)) {
|
|
void* data = nullptr;
|
|
uint32_t dataSize = 0;
|
|
nsCOMPtr<nsISupports> genericDataWrapper;
|
|
rv = aTransferable->GetTransferData(flavorStr, getter_AddRefs(genericDataWrapper), &dataSize);
|
|
nsPrimitiveHelpers::CreateDataFromPrimitive(flavorStr, genericDataWrapper, &data, dataSize);
|
|
|
|
if (data) {
|
|
NSData* nativeData = [NSData dataWithBytes:data length:dataSize];
|
|
NSString* customType =
|
|
[UTIHelper stringFromPboardType:kMozCustomTypesPboardType];
|
|
[pasteboardOutputDict setObject:nativeData forKey:customType];
|
|
free(data);
|
|
}
|
|
}
|
|
else if (flavorStr.EqualsLiteral(kPNGImageMime) || flavorStr.EqualsLiteral(kJPEGImageMime) ||
|
|
flavorStr.EqualsLiteral(kJPGImageMime) || flavorStr.EqualsLiteral(kGIFImageMime) ||
|
|
flavorStr.EqualsLiteral(kNativeImageMime)) {
|
|
uint32_t dataSize = 0;
|
|
nsCOMPtr<nsISupports> transferSupports;
|
|
aTransferable->GetTransferData(flavorStr, getter_AddRefs(transferSupports), &dataSize);
|
|
nsCOMPtr<nsISupportsInterfacePointer> ptrPrimitive(do_QueryInterface(transferSupports));
|
|
if (!ptrPrimitive)
|
|
continue;
|
|
|
|
nsCOMPtr<nsISupports> primitiveData;
|
|
ptrPrimitive->GetData(getter_AddRefs(primitiveData));
|
|
|
|
nsCOMPtr<imgIContainer> image(do_QueryInterface(primitiveData));
|
|
if (!image) {
|
|
NS_WARNING("Image isn't an imgIContainer in transferable");
|
|
continue;
|
|
}
|
|
|
|
RefPtr<SourceSurface> surface =
|
|
image->GetFrame(imgIContainer::FRAME_CURRENT,
|
|
imgIContainer::FLAG_SYNC_DECODE);
|
|
if (!surface) {
|
|
continue;
|
|
}
|
|
CGImageRef imageRef = NULL;
|
|
rv = nsCocoaUtils::CreateCGImageFromSurface(surface, &imageRef);
|
|
if (NS_FAILED(rv) || !imageRef) {
|
|
continue;
|
|
}
|
|
|
|
// Convert the CGImageRef to TIFF data.
|
|
CFMutableDataRef tiffData = CFDataCreateMutable(kCFAllocatorDefault, 0);
|
|
CGImageDestinationRef destRef = CGImageDestinationCreateWithData(tiffData,
|
|
CFSTR("public.tiff"),
|
|
1,
|
|
NULL);
|
|
CGImageDestinationAddImage(destRef, imageRef, NULL);
|
|
bool successfullyConverted = CGImageDestinationFinalize(destRef);
|
|
|
|
CGImageRelease(imageRef);
|
|
if (destRef)
|
|
CFRelease(destRef);
|
|
|
|
if (!successfullyConverted) {
|
|
if (tiffData)
|
|
CFRelease(tiffData);
|
|
continue;
|
|
}
|
|
|
|
NSString* tiffType =
|
|
[UTIHelper stringFromPboardType:NSPasteboardTypeTIFF];
|
|
[pasteboardOutputDict setObject:(NSMutableData*)tiffData
|
|
forKey:tiffType];
|
|
if (tiffData)
|
|
CFRelease(tiffData);
|
|
}
|
|
else if (flavorStr.EqualsLiteral(kFileMime)) {
|
|
uint32_t len = 0;
|
|
nsCOMPtr<nsISupports> genericFile;
|
|
rv = aTransferable->GetTransferData(flavorStr, getter_AddRefs(genericFile), &len);
|
|
if (NS_FAILED(rv)) {
|
|
continue;
|
|
}
|
|
|
|
nsCOMPtr<nsIFile> file(do_QueryInterface(genericFile));
|
|
if (!file) {
|
|
nsCOMPtr<nsISupportsInterfacePointer> ptr(do_QueryInterface(genericFile));
|
|
|
|
if (ptr) {
|
|
ptr->GetData(getter_AddRefs(genericFile));
|
|
file = do_QueryInterface(genericFile);
|
|
}
|
|
}
|
|
|
|
if (!file) {
|
|
continue;
|
|
}
|
|
|
|
nsAutoString fileURI;
|
|
rv = file->GetPath(fileURI);
|
|
if (NS_FAILED(rv)) {
|
|
continue;
|
|
}
|
|
|
|
NSString* str = nsCocoaUtils::ToNSString(fileURI);
|
|
NSURL* url = [NSURL fileURLWithPath:str isDirectory:NO];
|
|
NSString* fileUTType =
|
|
[UTIHelper stringFromPboardType:(NSString*)kUTTypeFileURL];
|
|
[pasteboardOutputDict setObject:[url absoluteString]
|
|
forKey:fileUTType];
|
|
}
|
|
else if (flavorStr.EqualsLiteral(kFilePromiseMime)) {
|
|
NSString* urlPromise =
|
|
[UTIHelper stringFromPboardType:
|
|
(NSString*)kPasteboardTypeFileURLPromise];
|
|
NSString* urlPromiseContent =
|
|
[UTIHelper stringFromPboardType:
|
|
(NSString*)kPasteboardTypeFilePromiseContent];
|
|
[pasteboardOutputDict setObject:[NSArray arrayWithObject:@""]
|
|
forKey:urlPromise];
|
|
[pasteboardOutputDict setObject:[NSArray arrayWithObject:@""]
|
|
forKey:urlPromiseContent];
|
|
}
|
|
else if (flavorStr.EqualsLiteral(kURLMime)) {
|
|
uint32_t len = 0;
|
|
nsCOMPtr<nsISupports> genericURL;
|
|
rv = aTransferable->GetTransferData(flavorStr, getter_AddRefs(genericURL), &len);
|
|
nsCOMPtr<nsISupportsString> urlObject(do_QueryInterface(genericURL));
|
|
|
|
nsAutoString url;
|
|
urlObject->GetData(url);
|
|
|
|
NSString* nativeTitle = nil;
|
|
|
|
// A newline embedded in the URL means that the form is actually URL +
|
|
// title. This embedding occurs in nsDragService::GetData.
|
|
int32_t newlinePos = url.FindChar(char16_t('\n'));
|
|
if (newlinePos >= 0) {
|
|
url.Truncate(newlinePos);
|
|
|
|
nsAutoString urlTitle;
|
|
urlObject->GetData(urlTitle);
|
|
urlTitle.Mid(urlTitle, newlinePos + 1, len - (newlinePos + 1));
|
|
|
|
nativeTitle =
|
|
[NSString stringWithCharacters:
|
|
reinterpret_cast<const unichar*>(urlTitle.get())
|
|
length:urlTitle.Length()];
|
|
}
|
|
// The Finder doesn't like getting random binary data aka
|
|
// Unicode, so change it into an escaped URL containing only
|
|
// ASCII.
|
|
nsAutoCString utf8Data = NS_ConvertUTF16toUTF8(url.get(), url.Length());
|
|
nsAutoCString escData;
|
|
NS_EscapeURL(utf8Data.get(),
|
|
utf8Data.Length(),
|
|
esc_OnlyNonASCII|esc_AlwaysCopy,
|
|
escData);
|
|
|
|
NSString* nativeURL = [NSString stringWithUTF8String:escData.get()];
|
|
NSString* publicUrl =
|
|
[UTIHelper stringFromPboardType:kPublicUrlPboardType];
|
|
[pasteboardOutputDict setObject:nativeURL forKey:publicUrl];
|
|
if (nativeTitle) {
|
|
NSArray* urlsAndTitles = @[@[nativeURL], @[nativeTitle]];
|
|
NSString* urlName =
|
|
[UTIHelper stringFromPboardType:kPublicUrlNamePboardType];
|
|
NSString* urlsWithTitles =
|
|
[UTIHelper stringFromPboardType:kUrlsWithTitlesPboardType];
|
|
[pasteboardOutputDict setObject:nativeTitle
|
|
forKey:urlName];
|
|
[pasteboardOutputDict setObject:urlsAndTitles
|
|
forKey:urlsWithTitles];
|
|
}
|
|
}
|
|
[pboardType release];
|
|
// If it wasn't a type that we recognize as exportable we don't put it on the system
|
|
// clipboard. We'll just access it from our cached transferable when we need it.
|
|
}
|
|
|
|
return pasteboardOutputDict;
|
|
|
|
NS_OBJC_END_TRY_ABORT_BLOCK_NIL;
|
|
}
|
|
|
|
// aPasteboardType is being retained and needs to be released by the caller.
|
|
bool nsClipboard::IsStringType(const nsCString& aMIMEType, NSString** aPasteboardType)
|
|
{
|
|
if (aMIMEType.EqualsLiteral(kUnicodeMime)) {
|
|
*aPasteboardType =
|
|
[[UTIHelper stringFromPboardType:NSPasteboardTypeString] retain];
|
|
return true;
|
|
} else if (aMIMEType.EqualsLiteral(kRTFMime)) {
|
|
*aPasteboardType =
|
|
[[UTIHelper stringFromPboardType:NSPasteboardTypeRTF] retain];
|
|
return true;
|
|
} else if (aMIMEType.EqualsLiteral(kHTMLMime)) {
|
|
*aPasteboardType =
|
|
[[UTIHelper stringFromPboardType:NSPasteboardTypeHTML] retain];
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
NSString* nsClipboard::WrapHtmlForSystemPasteboard(NSString* aString)
|
|
{
|
|
NSString* wrapped =
|
|
[NSString stringWithFormat:
|
|
@"<html>"
|
|
"<head>"
|
|
"<meta http-equiv=\"content-type\" content=\"text/html; charset=utf-8\">"
|
|
"</head>"
|
|
"<body>"
|
|
"%@"
|
|
"</body>"
|
|
"</html>", aString];
|
|
return wrapped;
|
|
}
|
|
|
|
/**
|
|
* Sets the transferable object
|
|
*
|
|
*/
|
|
NS_IMETHODIMP
|
|
nsClipboard::SetData(nsITransferable* aTransferable, nsIClipboardOwner* anOwner,
|
|
int32_t aWhichClipboard)
|
|
{
|
|
NS_ASSERTION (aTransferable, "clipboard given a null transferable");
|
|
|
|
if (aWhichClipboard == kSelectionCache) {
|
|
if (aTransferable) {
|
|
SetSelectionCache(aTransferable);
|
|
return NS_OK;
|
|
}
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
if (aTransferable == mTransferable && anOwner == mClipboardOwner) {
|
|
return NS_OK;
|
|
}
|
|
bool selectClipPresent;
|
|
SupportsSelectionClipboard(&selectClipPresent);
|
|
bool findClipPresent;
|
|
SupportsFindClipboard(&findClipPresent);
|
|
if (!selectClipPresent && !findClipPresent && aWhichClipboard != kGlobalClipboard) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
EmptyClipboard(aWhichClipboard);
|
|
|
|
mClipboardOwner = anOwner;
|
|
mTransferable = aTransferable;
|
|
|
|
nsresult rv = NS_ERROR_FAILURE;
|
|
if (mTransferable) {
|
|
rv = SetNativeClipboardData(aWhichClipboard);
|
|
}
|
|
|
|
return rv;
|
|
}
|
|
|
|
/**
|
|
* Gets the transferable object
|
|
*
|
|
*/
|
|
NS_IMETHODIMP
|
|
nsClipboard::GetData(nsITransferable* aTransferable, int32_t aWhichClipboard)
|
|
{
|
|
NS_ASSERTION (aTransferable, "clipboard given a null transferable");
|
|
|
|
bool selectClipPresent;
|
|
SupportsSelectionClipboard(&selectClipPresent);
|
|
bool findClipPresent;
|
|
SupportsFindClipboard(&findClipPresent);
|
|
if (!selectClipPresent && !findClipPresent && aWhichClipboard != kGlobalClipboard)
|
|
return NS_ERROR_FAILURE;
|
|
|
|
if (aTransferable) {
|
|
return GetNativeClipboardData(aTransferable, aWhichClipboard);
|
|
}
|
|
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsClipboard::EmptyClipboard(int32_t aWhichClipboard)
|
|
{
|
|
if (aWhichClipboard == kSelectionCache) {
|
|
ClearSelectionCache();
|
|
return NS_OK;
|
|
}
|
|
|
|
bool selectClipPresent;
|
|
SupportsSelectionClipboard(&selectClipPresent);
|
|
bool findClipPresent;
|
|
SupportsFindClipboard(&findClipPresent);
|
|
if (!selectClipPresent && !findClipPresent && aWhichClipboard != kGlobalClipboard) {
|
|
return NS_ERROR_FAILURE;
|
|
}
|
|
|
|
if (mIgnoreEmptyNotification) {
|
|
return NS_OK;
|
|
}
|
|
|
|
if (mClipboardOwner) {
|
|
mClipboardOwner->LosingOwnership(mTransferable);
|
|
mClipboardOwner = nullptr;
|
|
}
|
|
|
|
mTransferable = nullptr;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsClipboard::SupportsSelectionClipboard(bool* _retval)
|
|
{
|
|
*_retval = false; // we don't support the selection clipboard by default.
|
|
return NS_OK;
|
|
}
|