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[FEATURE] Implement `disableGlobalHotkeyRegister` option for keystroke conditions to allow apps on the primary client to respond to the keystroke without the OS blocking them

This commit is contained in:
Rajveer Aujla 2023-01-19 13:37:15 +00:00
parent f38ab7d569
commit 903b34c32a
18 changed files with 89 additions and 61 deletions
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4
src/lib/barrier/IPlatformScreen.h
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@ -155,8 +155,8 @@ public:
// IPrimaryScreen overrides
virtual void reconfigure(UInt32 activeSides) = 0;
virtual void warpCursor(SInt32 x, SInt32 y) = 0;
virtual UInt32 registerHotKey(KeyID key, KeyModifierMask mask) = 0;
virtual void unregisterHotKey(UInt32 id) = 0;
virtual UInt32 registerHotKey(KeyID key, KeyModifierMask mask, bool registerGlobalHotkey) = 0;
virtual void unregisterHotKey(UInt32 id, bool unregisterGlobalHotkey) = 0;
virtual void fakeInputBegin() = 0;
virtual void fakeInputEnd() = 0;
virtual SInt32 getJumpZoneSize() const = 0;

4
src/lib/barrier/IPrimaryScreen.h
View File

@ -111,13 +111,13 @@ public:
the modifiers in any order or to require the user to press the given key
last.
*/
virtual UInt32 registerHotKey(KeyID key, KeyModifierMask mask) = 0;
virtual UInt32 registerHotKey(KeyID key, KeyModifierMask mask, bool registerGlobalHotkey) = 0;
//! Unregister a system hotkey
/*!
Unregisters a previously registered hot key.
*/
virtual void unregisterHotKey(UInt32 id) = 0;
virtual void unregisterHotKey(UInt32 id, bool unregisterGlobalHotkey) = 0;
//! Prepare to synthesize input on primary screen
/*!

4
src/lib/barrier/PlatformScreen.h
View File

@ -44,8 +44,8 @@ public:
virtual void reconfigure(UInt32 activeSides) = 0;
virtual void warpCursor(SInt32 x, SInt32 y) = 0;
virtual UInt32 registerHotKey(KeyID key,
KeyModifierMask mask) = 0;
virtual void unregisterHotKey(UInt32 id) = 0;
KeyModifierMask mask, bool registerGlobalHotkey) = 0;
virtual void unregisterHotKey(UInt32 id, bool unregisterGlobalHotkey) = 0;
virtual void fakeInputBegin() = 0;
virtual void fakeInputEnd() = 0;
virtual SInt32 getJumpZoneSize() const = 0;

8
src/lib/barrier/Screen.cpp
View File

@ -330,15 +330,15 @@ Screen::setSequenceNumber(UInt32 seqNum)
}
UInt32
Screen::registerHotKey(KeyID key, KeyModifierMask mask)
Screen::registerHotKey(KeyID key, KeyModifierMask mask, bool registerGlobalHotkey)
{
return m_screen->registerHotKey(key, mask);
return m_screen->registerHotKey(key, mask, registerGlobalHotkey);
}
void
Screen::unregisterHotKey(UInt32 id)
Screen::unregisterHotKey(UInt32 id, bool unregisterGlobalHotkey)
{
m_screen->unregisterHotKey(id);
m_screen->unregisterHotKey(id, unregisterGlobalHotkey);
}
void

4
src/lib/barrier/Screen.h
View File

@ -198,13 +198,13 @@ public:
Registers a system-wide hotkey for key \p key with modifiers \p mask.
Returns an id used to unregister the hotkey.
*/
UInt32 registerHotKey(KeyID key, KeyModifierMask mask);
UInt32 registerHotKey(KeyID key, KeyModifierMask mask, bool registerGlobalHotkey);
//! Unregister a system hotkey
/*!
Unregisters a previously registered hot key.
*/
void unregisterHotKey(UInt32 id);
void unregisterHotKey(UInt32 id, bool unregisterGlobalHotkey);
//! Prepare to synthesize input on primary screen
/*!

15
src/lib/platform/MSWindowsScreen.cpp
View File

@ -548,7 +548,7 @@ void MSWindowsScreen::saveMousePosition(SInt32 x, SInt32 y) {
}
UInt32
MSWindowsScreen::registerHotKey(KeyID key, KeyModifierMask mask)
MSWindowsScreen::registerHotKey(KeyID key, KeyModifierMask mask, bool registerGlobalHotkey)
{
// only allow certain modifiers
if ((mask & ~(KeyModifierShift | KeyModifierControl |
@ -599,12 +599,12 @@ MSWindowsScreen::registerHotKey(KeyID key, KeyModifierMask mask)
}
// if this hot key has modifiers only then we'll handle it specially
bool err;
bool err = false;
if (key == kKeyNone) {
// check if already registered
err = (m_hotKeyToIDMap.count(HotKeyItem(vk, modifiers)) > 0);
}
else {
else if (registerGlobalHotkey) {
// register with OS
err = (RegisterHotKey(NULL, id, modifiers, vk) == 0);
}
@ -625,7 +625,7 @@ MSWindowsScreen::registerHotKey(KeyID key, KeyModifierMask mask)
}
void
MSWindowsScreen::unregisterHotKey(UInt32 id)
MSWindowsScreen::unregisterHotKey(UInt32 id, bool unregisterGlobalHotkey)
{
// look up hotkey
HotKeyMap::iterator i = m_hotKeys.find(id);
@ -634,13 +634,10 @@ MSWindowsScreen::unregisterHotKey(UInt32 id)
}
// unregister with OS
bool err;
if (i->second.getVirtualKey() != 0) {
bool err = false;
if (unregisterGlobalHotkey && i->second.getVirtualKey() != 0) {
err = !UnregisterHotKey(NULL, id);
}
else {
err = false;
}
if (err) {
LOG((CLOG_WARN "failed to unregister hotkey id=%d", id));
}

4
src/lib/platform/MSWindowsScreen.h
View File

@ -80,8 +80,8 @@ public:
virtual void reconfigure(UInt32 activeSides);
virtual void warpCursor(SInt32 x, SInt32 y);
virtual UInt32 registerHotKey(KeyID key,
KeyModifierMask mask);
virtual void unregisterHotKey(UInt32 id);
KeyModifierMask mask, bool registerGlobalHotkey);
virtual void unregisterHotKey(UInt32 id, bool unregisterGlobalHotkey);
virtual void fakeInputBegin();
virtual void fakeInputEnd();
virtual SInt32 getJumpZoneSize() const;

4
src/lib/platform/OSXScreen.h
View File

@ -68,8 +68,8 @@ public:
// IPrimaryScreen overrides
virtual void reconfigure(UInt32 activeSides);
virtual void warpCursor(SInt32 x, SInt32 y);
virtual UInt32 registerHotKey(KeyID key, KeyModifierMask mask);
virtual void unregisterHotKey(UInt32 id);
virtual UInt32 registerHotKey(KeyID key, KeyModifierMask mask, bool registerGlobalHotkey);
virtual void unregisterHotKey(UInt32 id, bool unregisterGlobalHotkey);
virtual void fakeInputBegin();
virtual void fakeInputEnd();
virtual SInt32 getJumpZoneSize() const;

8
src/lib/platform/OSXScreen.mm
View File

@ -315,7 +315,7 @@ OSXScreen::getCursorCenter(SInt32& x, SInt32& y) const
}
UInt32
OSXScreen::registerHotKey(KeyID key, KeyModifierMask mask)
OSXScreen::registerHotKey(KeyID key, KeyModifierMask mask, bool registerGlobalHotkey)
{
// get mac virtual key and modifier mask matching barrier key and mask
UInt32 macKey, macMask;
@ -348,11 +348,13 @@ OSXScreen::registerHotKey(KeyID key, KeyModifierMask mask)
}
}
else {
if (registerGlobalHotkey) {
EventHotKeyID hkid = { 'SNRG', (UInt32)id };
OSStatus status = RegisterEventHotKey(macKey, macMask, hkid,
GetApplicationEventTarget(), 0,
&ref);
okay = (status == noErr);
}
m_hotKeyToIDMap[HotKeyItem(macKey, macMask)] = id;
}
@ -370,7 +372,7 @@ OSXScreen::registerHotKey(KeyID key, KeyModifierMask mask)
}
void
OSXScreen::unregisterHotKey(UInt32 id)
OSXScreen::unregisterHotKey(UInt32 id, bool unregisterGlobalHotkey)
{
// look up hotkey
HotKeyMap::iterator i = m_hotKeys.find(id);
@ -380,7 +382,7 @@ OSXScreen::unregisterHotKey(UInt32 id)
// unregister with OS
bool okay;
if (i->second.getRef() != NULL) {
if (unregisterGlobalHotkey && i->second.getRef() != NULL) {
okay = (UnregisterEventHotKey(i->second.getRef()) == noErr);
}
else {

10
src/lib/platform/XWindowsScreen.cpp
View File

@ -524,7 +524,7 @@ XWindowsScreen::warpCursor(SInt32 x, SInt32 y)
}
UInt32
XWindowsScreen::registerHotKey(KeyID key, KeyModifierMask mask)
XWindowsScreen::registerHotKey(KeyID key, KeyModifierMask mask, bool registerGlobalHotkey)
{
// only allow certain modifiers
if ((mask & ~(KeyModifierShift | KeyModifierControl |
@ -642,8 +642,10 @@ XWindowsScreen::registerHotKey(KeyID key, KeyModifierMask mask)
for (int k = 0; k < modKeymap->max_keypermod && !err; ++k) {
KeyCode code = modifiermap[k];
if (modifiermap[k] != 0) {
if (registerGlobalHotkey) {
m_impl->XGrabKey(m_display, code, modifiers2, m_root,
False, GrabModeAsync, GrabModeAsync);
}
if (!err) {
hotKeys.push_back(std::make_pair(code, modifiers2));
m_hotKeyToIDMap[HotKeyItem(code, modifiers2)] = id;
@ -689,8 +691,10 @@ XWindowsScreen::registerHotKey(KeyID key, KeyModifierMask mask)
}
// add grab
if (registerGlobalHotkey) {
m_impl->XGrabKey(m_display, *j, tmpModifiers, m_root,
False, GrabModeAsync, GrabModeAsync);
}
if (!err) {
hotKeys.push_back(std::make_pair(*j, tmpModifiers));
m_hotKeyToIDMap[HotKeyItem(*j, tmpModifiers)] = id;
@ -719,7 +723,7 @@ XWindowsScreen::registerHotKey(KeyID key, KeyModifierMask mask)
}
void
XWindowsScreen::unregisterHotKey(UInt32 id)
XWindowsScreen::unregisterHotKey(UInt32 id, bool unregisterGlobalHotkey)
{
// look up hotkey
HotKeyMap::iterator i = m_hotKeys.find(id);
@ -734,7 +738,9 @@ XWindowsScreen::unregisterHotKey(UInt32 id)
HotKeyList& hotKeys = i->second;
for (HotKeyList::iterator j = hotKeys.begin();
j != hotKeys.end(); ++j) {
if (unregisterGlobalHotkey) {
m_impl->XUngrabKey(m_display, j->first, j->second, m_root);
}
m_hotKeyToIDMap.erase(HotKeyItem(j->first, j->second));
}
}

4
src/lib/platform/XWindowsScreen.h
View File

@ -53,8 +53,8 @@ public:
// IPrimaryScreen overrides
virtual void reconfigure(UInt32 activeSides);
virtual void warpCursor(SInt32 x, SInt32 y);
virtual UInt32 registerHotKey(KeyID key, KeyModifierMask mask);
virtual void unregisterHotKey(UInt32 id);
virtual UInt32 registerHotKey(KeyID key, KeyModifierMask mask, bool registerGlobalHotkey);
virtual void unregisterHotKey(UInt32 id, bool unregisterGlobalHotkey);
virtual void fakeInputBegin();
virtual void fakeInputEnd();
virtual SInt32 getJumpZoneSize() const;

25
src/lib/server/Config.cpp
View File

@ -1029,13 +1029,19 @@ InputFilter::Condition* Config::parseCondition(ConfigReadContext& s, const std::
const std::vector<std::string>& args)
{
if (name == "keystroke") {
if (args.size() != 1) {
throw XConfigRead(s, "syntax for condition: keystroke(modifiers+key)");
if (args.size() < 1 || args.size() > 2) {
throw XConfigRead(s, "syntax for condition: keystroke(modifiers+key[,options])");
}
IPlatformScreen::KeyInfo* keyInfo = s.parseKeystroke(args[0]);
bool disableGlobalHotkeyRegister = false;
return new InputFilter::KeystrokeCondition(m_events, keyInfo);
if (args.size() > 1)
{
parseKeystrokeConditionOptions(s, args[1], disableGlobalHotkeyRegister);
}
return new InputFilter::KeystrokeCondition(m_events, keyInfo, disableGlobalHotkeyRegister);
}
if (name == "mousebutton") {
@ -1293,6 +1299,19 @@ void Config::parseScreens(ConfigReadContext& c, const std::string& s,
}
}
void Config::parseKeystrokeConditionOptions(ConfigReadContext& c, const std::string& s,
bool& disableGlobalHotkeyRegister) const
{
if (s == "disableGlobalHotkeyRegister")
{
disableGlobalHotkeyRegister = true;
}
else
{
disableGlobalHotkeyRegister = false;
}
}
void Config::parseKeystrokeActionOptions(ConfigReadContext& c, const std::string& s,
bool& activeScreenOnly) const
{

1
src/lib/server/Config.h
View File

@ -453,6 +453,7 @@ private:
void parseScreens(ConfigReadContext&, const std::string&, std::set<std::string>& screens) const;
void parseKeystrokeConditionOptions(ConfigReadContext& c, const std::string& s, bool& activeScreenOnly) const;
void parseKeystrokeActionOptions(ConfigReadContext& c, const std::string& s, bool& activeScreenOnly) const;
static const char* getOptionName(OptionID);

16
src/lib/server/InputFilter.cpp
View File

@ -53,21 +53,23 @@ InputFilter::Condition::disablePrimary(PrimaryClient*)
}
InputFilter::KeystrokeCondition::KeystrokeCondition(
IEventQueue* events, IPlatformScreen::KeyInfo* info) :
IEventQueue* events, IPlatformScreen::KeyInfo* info, bool disableGlobalHotkeyRegister) :
m_id(0),
m_key(info->m_key),
m_mask(info->m_mask),
m_events(events)
m_events(events),
m_disableGlobalHotkeyRegister(disableGlobalHotkeyRegister)
{
free(info);
}
InputFilter::KeystrokeCondition::KeystrokeCondition(
IEventQueue* events, KeyID key, KeyModifierMask mask) :
IEventQueue* events, KeyID key, KeyModifierMask mask, bool disableGlobalHotkeyRegister) :
m_id(0),
m_key(key),
m_mask(mask),
m_events(events)
m_events(events),
m_disableGlobalHotkeyRegister(disableGlobalHotkeyRegister)
{
// do nothing
}
@ -92,7 +94,7 @@ InputFilter::KeystrokeCondition::getMask() const
InputFilter::Condition*
InputFilter::KeystrokeCondition::clone() const
{
return new KeystrokeCondition(m_events, m_key, m_mask);
return new KeystrokeCondition(m_events, m_key, m_mask, m_disableGlobalHotkeyRegister);
}
std::string InputFilter::KeystrokeCondition::format() const
@ -131,13 +133,13 @@ InputFilter::KeystrokeCondition::match(const Event& event)
void
InputFilter::KeystrokeCondition::enablePrimary(PrimaryClient* primary)
{
m_id = primary->registerHotKey(m_key, m_mask);
m_id = primary->registerHotKey(m_key, m_mask, !m_disableGlobalHotkeyRegister);
}
void
InputFilter::KeystrokeCondition::disablePrimary(PrimaryClient* primary)
{
primary->unregisterHotKey(m_id);
primary->unregisterHotKey(m_id, !m_disableGlobalHotkeyRegister);
m_id = 0;
}

5
src/lib/server/InputFilter.h
View File

@ -57,8 +57,8 @@ public:
// KeystrokeCondition
class KeystrokeCondition : public Condition {
public:
KeystrokeCondition(IEventQueue* events, IPlatformScreen::KeyInfo*);
KeystrokeCondition(IEventQueue* events, KeyID key, KeyModifierMask mask);
KeystrokeCondition(IEventQueue* events, IPlatformScreen::KeyInfo*, bool disableGlobalHotkeyRegister);
KeystrokeCondition(IEventQueue* events, KeyID key, KeyModifierMask mask, bool disableGlobalHotkeyRegister);
virtual ~KeystrokeCondition();
KeyID getKey() const;
@ -76,6 +76,7 @@ public:
KeyID m_key;
KeyModifierMask m_mask;
IEventQueue* m_events;
bool m_disableGlobalHotkeyRegister;
};
// MouseButtonCondition

8
src/lib/server/PrimaryClient.cpp
View File

@ -49,15 +49,15 @@ PrimaryClient::reconfigure(UInt32 activeSides)
}
UInt32
PrimaryClient::registerHotKey(KeyID key, KeyModifierMask mask)
PrimaryClient::registerHotKey(KeyID key, KeyModifierMask mask, bool registerGlobalHotkey)
{
return m_screen->registerHotKey(key, mask);
return m_screen->registerHotKey(key, mask, registerGlobalHotkey);
}
void
PrimaryClient::unregisterHotKey(UInt32 id)
PrimaryClient::unregisterHotKey(UInt32 id, bool unregisterGlobalHotkey)
{
m_screen->unregisterHotKey(id);
m_screen->unregisterHotKey(id, unregisterGlobalHotkey);
}
void

4
src/lib/server/PrimaryClient.h
View File

@ -55,13 +55,13 @@ public:
Registers a system-wide hotkey for key \p key with modifiers \p mask.
Returns an id used to unregister the hotkey.
*/
virtual UInt32 registerHotKey(KeyID key, KeyModifierMask mask);
virtual UInt32 registerHotKey(KeyID key, KeyModifierMask mask, bool registerGlobalHotkey);
//! Unregister a system hotkey
/*!
Unregisters a previously registered hot key.
*/
virtual void unregisterHotKey(UInt32 id);
virtual void unregisterHotKey(UInt32 id, bool unregisterGlobalHotkey);
//! Prepare to synthesize input on primary screen
/*!

2
src/lib/server/Server.cpp
View File

@ -293,7 +293,7 @@ Server::setConfig(const Config& config)
if (!m_config->hasLockToScreenAction()) {
IPlatformScreen::KeyInfo* key =
IPlatformScreen::KeyInfo::alloc(kKeyScrollLock, 0, 0, 0);
InputFilter::Rule rule(new InputFilter::KeystrokeCondition(m_events, key));
InputFilter::Rule rule(new InputFilter::KeystrokeCondition(m_events, key, true));
rule.adoptAction(new InputFilter::LockCursorToScreenAction(m_events), true);
m_inputFilter->addFilterRule(rule);
}