mozilla
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gecko-dev
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gecko-dev/widget/IMEData.cpp

344 строки
11 KiB
C++
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/* -*- Mode: C++; tab-width: 40; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "IMEData.h"
#include <sstream>
#include "gfxFontUtils.h"
#include "mozilla/WritingModes.h"
#include "nsPrintfCString.h"
#include "nsString.h"
namespace mozilla {
PrintStringDetail::PrintStringDetail(const nsAString& aString,
uint32_t aMaxLength /* = UINT32_MAX */) {
Assign("\"");
const uint32_t kFirstHalf =
aString.Length() <= aMaxLength ? UINT32_MAX : (aMaxLength + 1) / 2;
const uint32_t kSecondHalf =
aString.Length() <= aMaxLength ? 0 : aMaxLength / 2;
for (uint32_t i = 0; i < aString.Length(); i++) {
if (i > 0) {
Append(" ");
}
char32_t ch = aString.CharAt(i);
if (NS_IS_HIGH_SURROGATE(ch) && i + 1 < aString.Length() &&
NS_IS_LOW_SURROGATE(aString.CharAt(i + 1))) {
ch = SURROGATE_TO_UCS4(ch, aString.CharAt(i + 1));
}
Append(PrintCharData(ch));
if (i + 1 == kFirstHalf) {
Append(" ...");
i = aString.Length() - kSecondHalf - 1;
if (NS_IS_LOW_SURROGATE(aString.CharAt(i)) &&
NS_IS_HIGH_SURROGATE(aString.CharAt(i - 1))) {
if (i - 1 <= kFirstHalf) {
i++;
} else {
i--;
}
}
} else if (!IS_IN_BMP(ch)) {
i++;
}
}
Append("\"");
}
// static
nsCString PrintStringDetail::PrintCharData(char32_t aChar) {
switch (aChar) {
case 0x0000:
return "NULL (0x0000)"_ns;
case 0x0008:
return "BACKSPACE (0x0008)"_ns;
case 0x0009:
return "CHARACTER TABULATION (0x0009)"_ns;
case 0x000A:
return "LINE FEED (0x000A)"_ns;
case 0x000B:
return "LINE TABULATION (0x000B)"_ns;
case 0x000C:
return "FORM FEED (0x000C)"_ns;
case 0x000D:
return "CARRIAGE RETURN (0x000D)"_ns;
case 0x0018:
return "CANCEL (0x0018)"_ns;
case 0x001B:
return "ESCAPE (0x001B)"_ns;
case 0x0020:
return "SPACE (0x0020)"_ns;
case 0x007F:
return "DELETE (0x007F)"_ns;
case 0x00A0:
return "NO-BREAK SPACE (0x00A0)"_ns;
case 0x00AD:
return "SOFT HYPHEN (0x00AD)"_ns;
case 0x2000:
return "EN QUAD (0x2000)"_ns;
case 0x2001:
return "EM QUAD (0x2001)"_ns;
case 0x2002:
return "EN SPACE (0x2002)"_ns;
case 0x2003:
return "EM SPACE (0x2003)"_ns;
case 0x2004:
return "THREE-PER-EM SPACE (0x2004)"_ns;
case 0x2005:
return "FOUR-PER-EM SPACE (0x2005)"_ns;
case 0x2006:
return "SIX-PER-EM SPACE (0x2006)"_ns;
case 0x2007:
return "FIGURE SPACE (0x2007)"_ns;
case 0x2008:
return "PUNCTUATION SPACE (0x2008)"_ns;
case 0x2009:
return "THIN SPACE (0x2009)"_ns;
case 0x200A:
return "HAIR SPACE (0x200A)"_ns;
case 0x200B:
return "ZERO WIDTH SPACE (0x200B)"_ns;
case 0x200C:
return "ZERO WIDTH NON-JOINER (0x200C)"_ns;
case 0x200D:
return "ZERO WIDTH JOINER (0x200D)"_ns;
case 0x200E:
return "LEFT-TO-RIGHT MARK (0x200E)"_ns;
case 0x200F:
return "RIGHT-TO-LEFT MARK (0x200F)"_ns;
case 0x2029:
return "PARAGRAPH SEPARATOR (0x2029)"_ns;
case 0x202A:
return "LEFT-TO-RIGHT EMBEDDING (0x202A)"_ns;
case 0x202B:
return "RIGHT-TO-LEFT EMBEDDING (0x202B)"_ns;
case 0x202D:
return "LEFT-TO-RIGHT OVERRIDE (0x202D)"_ns;
case 0x202E:
return "RIGHT-TO-LEFT OVERRIDE (0x202E)"_ns;
case 0x202F:
return "NARROW NO-BREAK SPACE (0x202F)"_ns;
case 0x205F:
return "MEDIUM MATHEMATICAL SPACE (0x205F)"_ns;
case 0x2060:
return "WORD JOINER (0x2060)"_ns;
case 0x2066:
return "LEFT-TO-RIGHT ISOLATE (0x2066)"_ns;
case 0x2067:
return "RIGHT-TO-LEFT ISOLATE (0x2067)"_ns;
case 0x3000:
return "IDEOGRAPHIC SPACE (0x3000)"_ns;
case 0xFEFF:
return "ZERO WIDTH NO-BREAK SPACE (0xFEFF)"_ns;
default: {
if (aChar < ' ' || (aChar >= 0x80 && aChar < 0xA0)) {
return nsPrintfCString("Control (0x%04X)", aChar);
}
if (NS_IS_HIGH_SURROGATE(aChar)) {
return nsPrintfCString("High Surrogate (0x%04X)", aChar);
}
if (NS_IS_LOW_SURROGATE(aChar)) {
return nsPrintfCString("Low Surrogate (0x%04X)", aChar);
}
if (gfxFontUtils::IsVarSelector(aChar)) {
return IS_IN_BMP(aChar)
? nsPrintfCString("Variant Selector (0x%04X)", aChar)
: nsPrintfCString("Variant Selector (0x%08X)", aChar);
}
nsAutoString utf16Str;
AppendUCS4ToUTF16(aChar, utf16Str);
return IS_IN_BMP(aChar)
? nsPrintfCString("'%s' (0x%04X)",
NS_ConvertUTF16toUTF8(utf16Str).get(), aChar)
: nsPrintfCString("'%s' (0x%08X)",
NS_ConvertUTF16toUTF8(utf16Str).get(),
aChar);
}
}
}
namespace widget {
std::ostream& operator<<(std::ostream& aStream, const IMEEnabled& aEnabled) {
switch (aEnabled) {
case IMEEnabled::Disabled:
return aStream << "DISABLED";
case IMEEnabled::Enabled:
return aStream << "ENABLED";
case IMEEnabled::Password:
return aStream << "PASSWORD";
case IMEEnabled::Unknown:
return aStream << "illegal value";
}
MOZ_ASSERT_UNREACHABLE("Add a case to handle your new IMEEnabled value");
return aStream;
}
std::ostream& operator<<(std::ostream& aStream, const IMEState::Open& aOpen) {
switch (aOpen) {
case IMEState::DONT_CHANGE_OPEN_STATE:
aStream << "DONT_CHANGE_OPEN_STATE";
break;
case IMEState::OPEN:
aStream << "OPEN";
break;
case IMEState::CLOSED:
aStream << "CLOSED";
break;
default:
aStream << "illegal value";
break;
}
return aStream;
}
std::ostream& operator<<(std::ostream& aStream, const IMEState& aState) {
aStream << "{ mEnabled=" << aState.mEnabled << ", mOpen=" << aState.mOpen
<< " }";
return aStream;
}
std::ostream& operator<<(std::ostream& aStream,
const InputContext::Origin& aOrigin) {
switch (aOrigin) {
case InputContext::ORIGIN_MAIN:
aStream << "ORIGIN_MAIN";
break;
case InputContext::ORIGIN_CONTENT:
aStream << "ORIGIN_CONTENT";
break;
default:
aStream << "illegal value";
break;
}
return aStream;
}
std::ostream& operator<<(std::ostream& aStream, const InputContext& aContext) {
aStream << "{ mIMEState=" << aContext.mIMEState
<< ", mOrigin=" << aContext.mOrigin << ", mHTMLInputType=\""
<< aContext.mHTMLInputType << "\", mHTMLInputInputmode=\""
<< aContext.mHTMLInputInputmode << "\", mActionHint=\""
<< aContext.mActionHint << "\", mAutocapitalize=\""
<< aContext.mAutocapitalize << "\", mMayBeIMEUnaware="
<< (aContext.mMayBeIMEUnaware ? "true" : "false")
<< ", mIsPrivateBrowsing="
<< (aContext.mInPrivateBrowsing ? "true" : "false") << " }";
return aStream;
}
std::ostream& operator<<(std::ostream& aStream,
const InputContextAction::Cause& aCause) {
switch (aCause) {
case InputContextAction::CAUSE_UNKNOWN:
aStream << "CAUSE_UNKNOWN";
break;
case InputContextAction::CAUSE_UNKNOWN_CHROME:
aStream << "CAUSE_UNKNOWN_CHROME";
break;
case InputContextAction::CAUSE_KEY:
aStream << "CAUSE_KEY";
break;
case InputContextAction::CAUSE_MOUSE:
aStream << "CAUSE_MOUSE";
break;
case InputContextAction::CAUSE_TOUCH:
aStream << "CAUSE_TOUCH";
break;
case InputContextAction::CAUSE_LONGPRESS:
aStream << "CAUSE_LONGPRESS";
break;
case InputContextAction::CAUSE_UNKNOWN_DURING_NON_KEYBOARD_INPUT:
aStream << "CAUSE_UNKNOWN_DURING_NON_KEYBOARD_INPUT";
break;
case InputContextAction::CAUSE_UNKNOWN_DURING_KEYBOARD_INPUT:
aStream << "CAUSE_UNKNOWN_DURING_KEYBOARD_INPUT";
break;
default:
aStream << "illegal value";
break;
}
return aStream;
}
std::ostream& operator<<(std::ostream& aStream,
const InputContextAction::FocusChange& aFocusChange) {
switch (aFocusChange) {
case InputContextAction::FOCUS_NOT_CHANGED:
aStream << "FOCUS_NOT_CHANGED";
break;
case InputContextAction::GOT_FOCUS:
aStream << "GOT_FOCUS";
break;
case InputContextAction::LOST_FOCUS:
aStream << "LOST_FOCUS";
break;
case InputContextAction::MENU_GOT_PSEUDO_FOCUS:
aStream << "MENU_GOT_PSEUDO_FOCUS";
break;
case InputContextAction::MENU_LOST_PSEUDO_FOCUS:
aStream << "MENU_LOST_PSEUDO_FOCUS";
break;
case InputContextAction::WIDGET_CREATED:
aStream << "WIDGET_CREATED";
break;
default:
aStream << "illegal value";
break;
}
return aStream;
}
std::ostream& operator<<(
std::ostream& aStream,
const IMENotification::SelectionChangeDataBase& aData) {
if (!aData.IsValid()) {
aStream << "{ IsValid()=false }";
return aStream;
}
aStream << "{ mOffset=" << aData.mOffset;
if (aData.mString->Length() > 20) {
aStream << ", mString.Length()=" << aData.mString->Length();
} else {
aStream << ", mString=\"" << NS_ConvertUTF16toUTF8(*aData.mString)
<< "\" (Length()=" << aData.mString->Length() << ")";
}
aStream << ", GetWritingMode()=" << aData.GetWritingMode()
<< ", mReversed=" << (aData.mReversed ? "true" : "false")
<< ", mCausedByComposition="
<< (aData.mCausedByComposition ? "true" : "false")
<< ", mCausedBySelectionEvent="
<< (aData.mCausedBySelectionEvent ? "true" : "false")
<< ", mOccurredDuringComposition="
<< (aData.mOccurredDuringComposition ? "true" : "false") << " }";
return aStream;
}
std::ostream& operator<<(std::ostream& aStream,
const IMENotification::TextChangeDataBase& aData) {
if (!aData.IsValid()) {
aStream << "{ IsValid()=false }";
return aStream;
}
aStream << "{ mStartOffset=" << aData.mStartOffset
<< ", mRemoveEndOffset=" << aData.mRemovedEndOffset
<< ", mAddedEndOffset=" << aData.mAddedEndOffset
<< ", mCausedOnlyByComposition="
<< (aData.mCausedOnlyByComposition ? "true" : "false")
<< ", mIncludingChangesDuringComposition="
<< (aData.mIncludingChangesDuringComposition ? "true" : "false")
<< ", mIncludingChangesWithoutComposition="
<< (aData.mIncludingChangesWithoutComposition ? "true" : "false")
<< " }";
return aStream;
}
} // namespace widget
} // namespace mozilla
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