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/* -*- Mode: C++; tab-width: 2; 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
#include "NativeKeyBindings.h"
#include "nsTArray.h"
#include "nsCocoaUtils.h"
#include "mozilla/Logging.h"
#include "mozilla/Maybe.h"
#include "mozilla/NativeKeyBindingsType.h"
#include "mozilla/TextEvents.h"
#include "mozilla/WritingModes.h"
#import <Cocoa/Cocoa.h>
#import <Carbon/Carbon.h>
namespace mozilla {
namespace widget {
static LazyLogModule gNativeKeyBindingsLog("NativeKeyBindings");
NativeKeyBindings* NativeKeyBindings::sInstanceForSingleLineEditor = nullptr;
NativeKeyBindings* NativeKeyBindings::sInstanceForMultiLineEditor = nullptr;
// static
NativeKeyBindings* NativeKeyBindings::GetInstance(NativeKeyBindingsType aType) {
switch (aType) {
case NativeKeyBindingsType::SingleLineEditor:
if (!sInstanceForSingleLineEditor) {
sInstanceForSingleLineEditor = new NativeKeyBindings();
sInstanceForSingleLineEditor->Init(aType);
}
return sInstanceForSingleLineEditor;
case NativeKeyBindingsType::MultiLineEditor:
case NativeKeyBindingsType::RichTextEditor:
if (!sInstanceForMultiLineEditor) {
sInstanceForMultiLineEditor = new NativeKeyBindings();
sInstanceForMultiLineEditor->Init(aType);
}
return sInstanceForMultiLineEditor;
default:
MOZ_CRASH("Not implemented");
return nullptr;
}
}
// static
void NativeKeyBindings::Shutdown() {
delete sInstanceForSingleLineEditor;
sInstanceForSingleLineEditor = nullptr;
delete sInstanceForMultiLineEditor;
sInstanceForMultiLineEditor = nullptr;
}
NativeKeyBindings::NativeKeyBindings() {}
inline objc_selector* ToObjcSelectorPtr(SEL aSel) {
return reinterpret_cast<objc_selector*>(aSel);
}
#define SEL_TO_COMMAND(aSel, aCommand) \
mSelectorToCommand.InsertOrUpdate(ToObjcSelectorPtr(@selector(aSel)), \
aCommand)
void NativeKeyBindings::Init(NativeKeyBindingsType aType) {
MOZ_LOG(gNativeKeyBindingsLog, LogLevel::Info,
("%p NativeKeyBindings::Init", this));
// Many selectors have a one-to-one mapping to a Gecko command. Those mappings
// are registered in mSelectorToCommand.
// Selectors from NSResponder's "Responding to Action Messages" section and
// from NSText's "Action Methods for Editing" section
// TODO: Improves correctness of left / right meaning
// TODO: Add real paragraph motions
// SEL_TO_COMMAND(cancelOperation:, );
// SEL_TO_COMMAND(capitalizeWord:, );
// SEL_TO_COMMAND(centerSelectionInVisibleArea:, );
// SEL_TO_COMMAND(changeCaseOfLetter:, );
// SEL_TO_COMMAND(complete:, );
SEL_TO_COMMAND(copy:, Command::Copy);
// SEL_TO_COMMAND(copyFont:, );
// SEL_TO_COMMAND(copyRuler:, );
SEL_TO_COMMAND(cut:, Command::Cut);
SEL_TO_COMMAND(delete:, Command::Delete);
SEL_TO_COMMAND(deleteBackward:, Command::DeleteCharBackward);
// SEL_TO_COMMAND(deleteBackwardByDecomposingPreviousCharacter:, );
SEL_TO_COMMAND(deleteForward:, Command::DeleteCharForward);
// TODO: deleteTo* selectors are also supposed to add text to a kill buffer
SEL_TO_COMMAND(deleteToBeginningOfLine:, Command::DeleteToBeginningOfLine);
SEL_TO_COMMAND(deleteToBeginningOfParagraph:,
Command::DeleteToBeginningOfLine);
SEL_TO_COMMAND(deleteToEndOfLine:, Command::DeleteToEndOfLine);
SEL_TO_COMMAND(deleteToEndOfParagraph:, Command::DeleteToEndOfLine);
// SEL_TO_COMMAND(deleteToMark:, );
SEL_TO_COMMAND(deleteWordBackward:, Command::DeleteWordBackward);
SEL_TO_COMMAND(deleteWordForward:, Command::DeleteWordForward);
// SEL_TO_COMMAND(indent:, );
// SEL_TO_COMMAND(insertBacktab:, );
// SEL_TO_COMMAND(insertContainerBreak:, );
// SEL_TO_COMMAND(insertLineBreak:, );
// SEL_TO_COMMAND(insertNewline:, );
// SEL_TO_COMMAND(insertNewlineIgnoringFieldEditor:, );
// SEL_TO_COMMAND(insertParagraphSeparator:, );
// SEL_TO_COMMAND(insertTab:, );
// SEL_TO_COMMAND(insertTabIgnoringFieldEditor:, );
// SEL_TO_COMMAND(insertDoubleQuoteIgnoringSubstitution:, );
// SEL_TO_COMMAND(insertSingleQuoteIgnoringSubstitution:, );
// SEL_TO_COMMAND(lowercaseWord:, );
SEL_TO_COMMAND(moveBackward:, Command::CharPrevious);
SEL_TO_COMMAND(moveBackwardAndModifySelection:, Command::SelectCharPrevious);
if (aType == NativeKeyBindingsType::SingleLineEditor) {
SEL_TO_COMMAND(moveDown:, Command::EndLine);
} else {
SEL_TO_COMMAND(moveDown:, Command::LineNext);
}
SEL_TO_COMMAND(moveDownAndModifySelection:, Command::SelectLineNext);
SEL_TO_COMMAND(moveForward:, Command::CharNext);
SEL_TO_COMMAND(moveForwardAndModifySelection:, Command::SelectCharNext);
SEL_TO_COMMAND(moveLeft:, Command::CharPrevious);
SEL_TO_COMMAND(moveLeftAndModifySelection:, Command::SelectCharPrevious);
SEL_TO_COMMAND(moveParagraphBackwardAndModifySelection:,
Command::SelectBeginLine);
SEL_TO_COMMAND(moveParagraphForwardAndModifySelection:,
Command::SelectEndLine);
SEL_TO_COMMAND(moveRight:, Command::CharNext);
SEL_TO_COMMAND(moveRightAndModifySelection:, Command::SelectCharNext);
SEL_TO_COMMAND(moveToBeginningOfDocument:, Command::MoveTop);
SEL_TO_COMMAND(moveToBeginningOfDocumentAndModifySelection:,
Command::SelectTop);
SEL_TO_COMMAND(moveToBeginningOfLine:, Command::BeginLine);
SEL_TO_COMMAND(moveToBeginningOfLineAndModifySelection:,
Command::SelectBeginLine);
SEL_TO_COMMAND(moveToBeginningOfParagraph:, Command::BeginLine);
SEL_TO_COMMAND(moveToBeginningOfParagraphAndModifySelection:,
Command::SelectBeginLine);
SEL_TO_COMMAND(moveToEndOfDocument:, Command::MoveBottom);
SEL_TO_COMMAND(moveToEndOfDocumentAndModifySelection:, Command::SelectBottom);
SEL_TO_COMMAND(moveToEndOfLine:, Command::EndLine);
SEL_TO_COMMAND(moveToEndOfLineAndModifySelection:, Command::SelectEndLine);
SEL_TO_COMMAND(moveToEndOfParagraph:, Command::EndLine);
SEL_TO_COMMAND(moveToEndOfParagraphAndModifySelection:,
Command::SelectEndLine);
SEL_TO_COMMAND(moveToLeftEndOfLine:, Command::BeginLine);
SEL_TO_COMMAND(moveToLeftEndOfLineAndModifySelection:,
Command::SelectBeginLine);
SEL_TO_COMMAND(moveToRightEndOfLine:, Command::EndLine);
SEL_TO_COMMAND(moveToRightEndOfLineAndModifySelection:,
Command::SelectEndLine);
if (aType == NativeKeyBindingsType::SingleLineEditor) {
SEL_TO_COMMAND(moveUp:, Command::BeginLine);
} else {
SEL_TO_COMMAND(moveUp:, Command::LinePrevious);
}
SEL_TO_COMMAND(moveUpAndModifySelection:, Command::SelectLinePrevious);
SEL_TO_COMMAND(moveWordBackward:, Command::WordPrevious);
SEL_TO_COMMAND(moveWordBackwardAndModifySelection:,
Command::SelectWordPrevious);
SEL_TO_COMMAND(moveWordForward:, Command::WordNext);
SEL_TO_COMMAND(moveWordForwardAndModifySelection:, Command::SelectWordNext);
SEL_TO_COMMAND(moveWordLeft:, Command::WordPrevious);
SEL_TO_COMMAND(moveWordLeftAndModifySelection:, Command::SelectWordPrevious);
SEL_TO_COMMAND(moveWordRight:, Command::WordNext);
SEL_TO_COMMAND(moveWordRightAndModifySelection:, Command::SelectWordNext);
SEL_TO_COMMAND(pageDown:, Command::MovePageDown);
SEL_TO_COMMAND(pageDownAndModifySelection:, Command::SelectPageDown);
SEL_TO_COMMAND(pageUp:, Command::MovePageUp);
SEL_TO_COMMAND(pageUpAndModifySelection:, Command::SelectPageUp);
SEL_TO_COMMAND(paste:, Command::Paste);
// SEL_TO_COMMAND(pasteFont:, );
// SEL_TO_COMMAND(pasteRuler:, );
SEL_TO_COMMAND(scrollLineDown:, Command::ScrollLineDown);
SEL_TO_COMMAND(scrollLineUp:, Command::ScrollLineUp);
SEL_TO_COMMAND(scrollPageDown:, Command::ScrollPageDown);
SEL_TO_COMMAND(scrollPageUp:, Command::ScrollPageUp);
SEL_TO_COMMAND(scrollToBeginningOfDocument:, Command::ScrollTop);
SEL_TO_COMMAND(scrollToEndOfDocument:, Command::ScrollBottom);
SEL_TO_COMMAND(selectAll:, Command::SelectAll);
// selectLine: is complex, see KeyDown
if (aType == NativeKeyBindingsType::SingleLineEditor) {
SEL_TO_COMMAND(selectParagraph:, Command::SelectAll);
}
// SEL_TO_COMMAND(selectToMark:, );
// selectWord: is complex, see KeyDown
// SEL_TO_COMMAND(setMark:, );
// SEL_TO_COMMAND(showContextHelp:, );
// SEL_TO_COMMAND(supplementalTargetForAction:sender:, );
// SEL_TO_COMMAND(swapWithMark:, );
// SEL_TO_COMMAND(transpose:, );
// SEL_TO_COMMAND(transposeWords:, );
// SEL_TO_COMMAND(uppercaseWord:, );
// SEL_TO_COMMAND(yank:, );
}
#undef SEL_TO_COMMAND
void NativeKeyBindings::GetEditCommands(const WidgetKeyboardEvent& aEvent,
const Maybe<WritingMode>& aWritingMode,
nsTArray<CommandInt>& aCommands) {
MOZ_ASSERT(!aEvent.mFlags.mIsSynthesizedForTests);
MOZ_ASSERT(aCommands.IsEmpty());
MOZ_LOG(gNativeKeyBindingsLog, LogLevel::Info,
("%p NativeKeyBindings::GetEditCommands", this));
// Recover the current event, which should always be the key down we are
// responding to.
NSEvent* cocoaEvent = reinterpret_cast<NSEvent*>(aEvent.mNativeKeyEvent);
if (!cocoaEvent || [cocoaEvent type] != NSEventTypeKeyDown) {
MOZ_LOG(gNativeKeyBindingsLog, LogLevel::Info,
("%p NativeKeyBindings::GetEditCommands, no Cocoa key down event",
this));
return;
}
if (aWritingMode.isSome() && aEvent.NeedsToRemapNavigationKey() &&
aWritingMode.ref().IsVertical()) {
NSEvent* originalEvent = cocoaEvent;
// TODO: Use KeyNameIndex rather than legacy keyCode.
uint32_t remappedGeckoKeyCode =
aEvent.GetRemappedKeyCode(aWritingMode.ref());
uint32_t remappedCocoaKeyCode = 0;
switch (remappedGeckoKeyCode) {
case NS_VK_UP:
remappedCocoaKeyCode = kVK_UpArrow;
break;
case NS_VK_DOWN:
remappedCocoaKeyCode = kVK_DownArrow;
break;
case NS_VK_LEFT:
remappedCocoaKeyCode = kVK_LeftArrow;
break;
case NS_VK_RIGHT:
remappedCocoaKeyCode = kVK_RightArrow;
break;
default:
MOZ_ASSERT_UNREACHABLE("Add a case for the new remapped key");
return;
}
unichar ch =
nsCocoaUtils::ConvertGeckoKeyCodeToMacCharCode(remappedGeckoKeyCode);
NSString* chars = [[[NSString alloc] initWithCharacters:&ch
length:1] autorelease];
cocoaEvent = [NSEvent keyEventWithType:[originalEvent type]
location:[originalEvent locationInWindow]
modifierFlags:[originalEvent modifierFlags]
timestamp:[originalEvent timestamp]
windowNumber:[originalEvent windowNumber]
context:nil
characters:chars
charactersIgnoringModifiers:chars
isARepeat:[originalEvent isARepeat]
keyCode:remappedCocoaKeyCode];
}
MOZ_LOG(gNativeKeyBindingsLog, LogLevel::Info,
("%p NativeKeyBindings::GetEditCommands, interpreting", this));
AutoTArray<KeyBindingsCommand, 2> bindingCommands;
nsCocoaUtils::GetCommandsFromKeyEvent(cocoaEvent, bindingCommands);
MOZ_LOG(gNativeKeyBindingsLog, LogLevel::Info,
("%p NativeKeyBindings::GetEditCommands, bindingCommands=%zu", this,
bindingCommands.Length()));
for (uint32_t i = 0; i < bindingCommands.Length(); i++) {
SEL selector = bindingCommands[i].selector;
if (MOZ_LOG_TEST(gNativeKeyBindingsLog, LogLevel::Info)) {
NSString* selectorString = NSStringFromSelector(selector);
nsAutoString nsSelectorString;
nsCocoaUtils::GetStringForNSString(selectorString, nsSelectorString);
MOZ_LOG(gNativeKeyBindingsLog, LogLevel::Info,
("%p NativeKeyBindings::GetEditCommands, selector=%s", this,
NS_LossyConvertUTF16toASCII(nsSelectorString).get()));
}
AppendEditCommandsForSelector(ToObjcSelectorPtr(selector), aCommands);
}
LogEditCommands(aCommands, "NativeKeyBindings::GetEditCommands");
}
void NativeKeyBindings::AppendEditCommandsForSelector(
objc_selector* aSelector, nsTArray<CommandInt>& aCommands) const {
// Try to find a simple mapping in the hashtable
Command geckoCommand = Command::DoNothing;
if (mSelectorToCommand.Get(aSelector, &geckoCommand) &&
geckoCommand != Command::DoNothing) {
aCommands.AppendElement(static_cast<CommandInt>(geckoCommand));
} else if (aSelector == ToObjcSelectorPtr(@selector(selectLine:))) {
// This is functional, but Cocoa's version is direction-less in that
// selection direction is not determined until some future directed action
aCommands.AppendElement(static_cast<CommandInt>(Command::BeginLine));
aCommands.AppendElement(static_cast<CommandInt>(Command::SelectEndLine));
} else if (aSelector == ToObjcSelectorPtr(@selector(selectWord:))) {
// This is functional, but Cocoa's version is direction-less in that
// selection direction is not determined until some future directed action
aCommands.AppendElement(static_cast<CommandInt>(Command::WordPrevious));
aCommands.AppendElement(static_cast<CommandInt>(Command::SelectWordNext));
}
}
void NativeKeyBindings::LogEditCommands(const nsTArray<CommandInt>& aCommands,
const char* aDescription) const {
if (!MOZ_LOG_TEST(gNativeKeyBindingsLog, LogLevel::Info)) {
return;
}
if (aCommands.IsEmpty()) {
MOZ_LOG(gNativeKeyBindingsLog, LogLevel::Info,
("%p %s, no edit commands", this, aDescription));
return;
}
for (CommandInt commandInt : aCommands) {
Command geckoCommand = static_cast<Command>(commandInt);
MOZ_LOG(gNativeKeyBindingsLog, LogLevel::Info,
("%p %s, command=%s", this, aDescription,
WidgetKeyboardEvent::GetCommandStr(geckoCommand)));
}
}
// static
void NativeKeyBindings::GetEditCommandsForTests(
NativeKeyBindingsType aType, const WidgetKeyboardEvent& aEvent,
const Maybe<WritingMode>& aWritingMode, nsTArray<CommandInt>& aCommands) {
MOZ_DIAGNOSTIC_ASSERT(aEvent.IsTrusted());
// The following mapping is checked on Big Sur. Some of them are defined in:
NativeKeyBindings* instance = NativeKeyBindings::GetInstance(aType);
if (NS_WARN_IF(!instance)) {
return;
}
switch (aWritingMode.isSome()
? aEvent.GetRemappedKeyNameIndex(aWritingMode.ref())
: aEvent.mKeyNameIndex) {
case KEY_NAME_INDEX_USE_STRING:
if (!aEvent.IsControl() || aEvent.IsAlt() || aEvent.IsMeta()) {
break;
}
switch (aEvent.PseudoCharCode()) {
case 'a':
case 'A':
instance->AppendEditCommandsForSelector(
!aEvent.IsShift()
? ToObjcSelectorPtr(@selector(moveToBeginningOfParagraph:))
: ToObjcSelectorPtr(@selector(
moveToBeginningOfParagraphAndModifySelection:)),
aCommands);
break;
case 'b':
case 'B':
instance->AppendEditCommandsForSelector(
!aEvent.IsShift() ? ToObjcSelectorPtr(@selector(moveBackward:))
: ToObjcSelectorPtr(@selector(
moveBackwardAndModifySelection:)),
aCommands);
break;
case 'd':
case 'D':
if (!aEvent.IsShift()) {
instance->AppendEditCommandsForSelector(
ToObjcSelectorPtr(@selector(deleteForward:)), aCommands);
}
break;
case 'e':
case 'E':
instance->AppendEditCommandsForSelector(
!aEvent.IsShift()
? ToObjcSelectorPtr(@selector(moveToEndOfParagraph:))
: ToObjcSelectorPtr(
@selector(moveToEndOfParagraphAndModifySelection:)),
aCommands);
break;
case 'f':
case 'F':
instance->AppendEditCommandsForSelector(
!aEvent.IsShift() ? ToObjcSelectorPtr(@selector(moveForward:))
: ToObjcSelectorPtr(@selector(
moveForwardAndModifySelection:)),
aCommands);
break;
case 'h':
case 'H':
if (!aEvent.IsShift()) {
instance->AppendEditCommandsForSelector(
ToObjcSelectorPtr(@selector(deleteBackward:)), aCommands);
}
break;
case 'k':
case 'K':
if (!aEvent.IsShift()) {
instance->AppendEditCommandsForSelector(
ToObjcSelectorPtr(@selector(deleteToEndOfParagraph:)),
aCommands);
}
break;
case 'n':
case 'N':
instance->AppendEditCommandsForSelector(
!aEvent.IsShift()
? ToObjcSelectorPtr(@selector(moveDown:))
: ToObjcSelectorPtr(@selector(moveDownAndModifySelection:)),
aCommands);
break;
case 'p':
case 'P':
instance->AppendEditCommandsForSelector(
!aEvent.IsShift()
? ToObjcSelectorPtr(@selector(moveUp:))
: ToObjcSelectorPtr(@selector(moveUpAndModifySelection:)),
aCommands);
break;
default:
break;
}
break;
case KEY_NAME_INDEX_Backspace:
if (aEvent.IsMeta()) {
if (aEvent.IsAlt() || aEvent.IsControl()) {
break;
}
// Shift is ignored.
instance->AppendEditCommandsForSelector(
ToObjcSelectorPtr(@selector(deleteToBeginningOfLine:)), aCommands);
break;
}
if (aEvent.IsAlt()) {
// Shift and Control are ignored.
instance->AppendEditCommandsForSelector(
ToObjcSelectorPtr(@selector(deleteWordBackward:)), aCommands);
break;
}
if (aEvent.IsControl()) {
if (aEvent.IsShift()) {
instance->AppendEditCommandsForSelector(
ToObjcSelectorPtr(
@selector(deleteBackwardByDecomposingPreviousCharacter:)),
aCommands);
}
break;
}
// Shift is ignored.
instance->AppendEditCommandsForSelector(
ToObjcSelectorPtr(@selector(deleteBackward:)), aCommands);
break;
case KEY_NAME_INDEX_Delete:
if (aEvent.IsControl() || aEvent.IsMeta()) {
break;
}
if (aEvent.IsAlt()) {
// Shift is ignored.
instance->AppendEditCommandsForSelector(
ToObjcSelectorPtr(@selector(deleteWordForward:)), aCommands);
break;
}
// Shift is ignored.
instance->AppendEditCommandsForSelector(
ToObjcSelectorPtr(@selector(deleteForward:)), aCommands);
break;
case KEY_NAME_INDEX_PageDown:
if (aEvent.IsControl() || aEvent.IsMeta()) {
break;
}
if (aEvent.IsAlt()) {
// Shift is ignored.
instance->AppendEditCommandsForSelector(
ToObjcSelectorPtr(@selector(pageDown:)), aCommands);
break;
}
instance->AppendEditCommandsForSelector(
!aEvent.IsShift()
? ToObjcSelectorPtr(@selector(scrollPageDown:))
: ToObjcSelectorPtr(@selector(pageDownAndModifySelection:)),
aCommands);
break;
case KEY_NAME_INDEX_PageUp:
if (aEvent.IsControl() || aEvent.IsMeta()) {
break;
}
if (aEvent.IsAlt()) {
// Shift is ignored.
instance->AppendEditCommandsForSelector(
ToObjcSelectorPtr(@selector(pageUp:)), aCommands);
break;
}
instance->AppendEditCommandsForSelector(
!aEvent.IsShift()
? ToObjcSelectorPtr(@selector(scrollPageUp:))
: ToObjcSelectorPtr(@selector(pageUpAndModifySelection:)),
aCommands);
break;
case KEY_NAME_INDEX_Home:
if (aEvent.IsAlt() || aEvent.IsControl() || aEvent.IsMeta()) {
break;
}
instance->AppendEditCommandsForSelector(
!aEvent.IsShift()
? ToObjcSelectorPtr(@selector(scrollToBeginningOfDocument:))
: ToObjcSelectorPtr(
@selector(moveToBeginningOfDocumentAndModifySelection:)),
aCommands);
break;
case KEY_NAME_INDEX_End:
if (aEvent.IsAlt() || aEvent.IsControl() || aEvent.IsMeta()) {
break;
}
instance->AppendEditCommandsForSelector(
!aEvent.IsShift()
? ToObjcSelectorPtr(@selector(scrollToEndOfDocument:))
: ToObjcSelectorPtr(@selector
(moveToEndOfDocumentAndModifySelection:)),
aCommands);
break;
case KEY_NAME_INDEX_ArrowLeft:
if (aEvent.IsAlt()) {
break;
}
if (aEvent.IsMeta() || (aEvent.IsControl() && aEvent.IsShift())) {
instance->AppendEditCommandsForSelector(
!aEvent.IsShift()
? ToObjcSelectorPtr(@selector(moveToLeftEndOfLine:))
: ToObjcSelectorPtr(@selector
(moveToLeftEndOfLineAndModifySelection:)),
aCommands);
break;
}
if (aEvent.IsControl()) {
break;
}
instance->AppendEditCommandsForSelector(
!aEvent.IsShift()
? ToObjcSelectorPtr(@selector(moveLeft:))
: ToObjcSelectorPtr(@selector(moveLeftAndModifySelection:)),
aCommands);
break;
case KEY_NAME_INDEX_ArrowRight:
if (aEvent.IsAlt()) {
break;
}
if (aEvent.IsMeta() || (aEvent.IsControl() && aEvent.IsShift())) {
instance->AppendEditCommandsForSelector(
!aEvent.IsShift()
? ToObjcSelectorPtr(@selector(moveToRightEndOfLine:))
: ToObjcSelectorPtr(@selector
(moveToRightEndOfLineAndModifySelection:)),
aCommands);
break;
}
if (aEvent.IsControl()) {
break;
}
instance->AppendEditCommandsForSelector(
!aEvent.IsShift()
? ToObjcSelectorPtr(@selector(moveRight:))
: ToObjcSelectorPtr(@selector(moveRightAndModifySelection:)),
aCommands);
break;
case KEY_NAME_INDEX_ArrowUp:
if (aEvent.IsControl()) {
break;
}
if (aEvent.IsMeta()) {
if (aEvent.IsAlt()) {
break;
}
instance->AppendEditCommandsForSelector(
!aEvent.IsShift()
? ToObjcSelectorPtr(@selector(moveToBeginningOfDocument:))
: ToObjcSelectorPtr(
@selector(moveToBegginingOfDocumentAndModifySelection:)),
aCommands);
break;
}
if (aEvent.IsAlt()) {
if (!aEvent.IsShift()) {
instance->AppendEditCommandsForSelector(
ToObjcSelectorPtr(@selector(moveBackward:)), aCommands);
instance->AppendEditCommandsForSelector(
ToObjcSelectorPtr(@selector(moveToBeginningOfParagraph:)),
aCommands);
break;
}
instance->AppendEditCommandsForSelector(
ToObjcSelectorPtr(@selector
(moveParagraphBackwardAndModifySelection:)),
aCommands);
break;
}
instance->AppendEditCommandsForSelector(
!aEvent.IsShift()
? ToObjcSelectorPtr(@selector(moveUp:))
: ToObjcSelectorPtr(@selector(moveUpAndModifySelection:)),
aCommands);
break;
case KEY_NAME_INDEX_ArrowDown:
if (aEvent.IsControl()) {
break;
}
if (aEvent.IsMeta()) {
if (aEvent.IsAlt()) {
break;
}
instance->AppendEditCommandsForSelector(
!aEvent.IsShift()
? ToObjcSelectorPtr(@selector(moveToEndOfDocument:))
: ToObjcSelectorPtr(@selector
(moveToEndOfDocumentAndModifySelection:)),
aCommands);
break;
}
if (aEvent.IsAlt()) {
if (!aEvent.IsShift()) {
instance->AppendEditCommandsForSelector(
ToObjcSelectorPtr(@selector(moveForward:)), aCommands);
instance->AppendEditCommandsForSelector(
ToObjcSelectorPtr(@selector(moveToEndOfParagraph:)), aCommands);
break;
}
instance->AppendEditCommandsForSelector(
ToObjcSelectorPtr(@selector
(moveParagraphForwardAndModifySelection:)),
aCommands);
break;
}
instance->AppendEditCommandsForSelector(
!aEvent.IsShift()
? ToObjcSelectorPtr(@selector(moveDown:))
: ToObjcSelectorPtr(@selector(moveDownAndModifySelection:)),
aCommands);
break;
default:
break;
}
instance->LogEditCommands(aCommands,
"NativeKeyBindings::GetEditCommandsForTests");
}
} // namespace widget
} // namespace mozilla