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#include "VirtualKeyboard.hpp"
#include <sys/mman.h>
#include "../devices/IKeyboard.hpp"
#include "../helpers/time/Time.hpp"
using namespace Hyprutils::OS;
CVirtualKeyboardV1Resource::CVirtualKeyboardV1Resource(SP<CZwpVirtualKeyboardV1> resource_) : m_resource(resource_) {
if UNLIKELY (!good())
return;
m_resource->setDestroy([this](CZwpVirtualKeyboardV1* r) {
releasePressed();
m_events.destroy.emit();
PROTO::virtualKeyboard->destroyResource(this);
});
m_resource->setOnDestroy([this](CZwpVirtualKeyboardV1* r) {
releasePressed();
m_events.destroy.emit();
PROTO::virtualKeyboard->destroyResource(this);
});
m_resource->setKey([this](CZwpVirtualKeyboardV1* r, uint32_t timeMs, uint32_t key, uint32_t state) {
if UNLIKELY (!m_hasKeymap) {
r->error(ZWP_VIRTUAL_KEYBOARD_V1_ERROR_NO_KEYMAP, "Key event received before a keymap was set");
return;
}
m_events.key.emit(IKeyboard::SKeyEvent{
.timeMs = timeMs,
.keycode = key,
.state = (wl_keyboard_key_state)state,
});
const bool CONTAINS = std::ranges::find(m_pressed, key) != m_pressed.end();
if (state && !CONTAINS)
m_pressed.emplace_back(key);
else if (!state && CONTAINS)
std::erase(m_pressed, key);
});
m_resource->setModifiers([this](CZwpVirtualKeyboardV1* r, uint32_t depressed, uint32_t latched, uint32_t locked, uint32_t group) {
if UNLIKELY (!m_hasKeymap) {
r->error(ZWP_VIRTUAL_KEYBOARD_V1_ERROR_NO_KEYMAP, "Mods event received before a keymap was set");
return;
}
m_events.modifiers.emit(IKeyboard::SModifiersEvent{
.depressed = depressed,
.latched = latched,
.locked = locked,
.group = group,
});
});
m_resource->setKeymap([this](CZwpVirtualKeyboardV1* r, uint32_t fmt, int32_t fd, uint32_t len) {
auto xkbContext = xkb_context_new(XKB_CONTEXT_NO_FLAGS);
CFileDescriptor keymapFd{fd};
if UNLIKELY (!xkbContext) {
LOGM(ERR, "xkbContext creation failed");
r->noMemory();
return;
}
auto keymapData = mmap(nullptr, len, PROT_READ, MAP_PRIVATE, keymapFd.get(), 0);
if UNLIKELY (keymapData == MAP_FAILED) {
LOGM(ERR, "keymapData alloc failed");
xkb_context_unref(xkbContext);
r->noMemory();
return;
}
auto xkbKeymap = xkb_keymap_new_from_string(xkbContext, (const char*)keymapData, XKB_KEYMAP_FORMAT_TEXT_V1, XKB_KEYMAP_COMPILE_NO_FLAGS);
munmap(keymapData, len);
if UNLIKELY (!xkbKeymap) {
LOGM(ERR, "xkbKeymap creation failed");
xkb_context_unref(xkbContext);
r->noMemory();
return;
}
m_events.keymap.emit(IKeyboard::SKeymapEvent{
.keymap = xkbKeymap,
});
m_hasKeymap = true;
xkb_keymap_unref(xkbKeymap);
xkb_context_unref(xkbContext);
});
m_name = "hl-virtual-keyboard";
}
CVirtualKeyboardV1Resource::~CVirtualKeyboardV1Resource() {
m_events.destroy.emit();
}
bool CVirtualKeyboardV1Resource::good() {
return m_resource->resource();
}
wl_client* CVirtualKeyboardV1Resource::client() {
return m_resource->resource() ? m_resource->client() : nullptr;
}
void CVirtualKeyboardV1Resource::releasePressed() {
for (auto const& p : m_pressed) {
m_events.key.emit(IKeyboard::SKeyEvent{
.timeMs = Time::millis(Time::steadyNow()),
.keycode = p,
.state = WL_KEYBOARD_KEY_STATE_RELEASED,
});
}
m_pressed.clear();
}
CVirtualKeyboardProtocol::CVirtualKeyboardProtocol(const wl_interface* iface, const int& ver, const std::string& name) : IWaylandProtocol(iface, ver, name) {
;
}
void CVirtualKeyboardProtocol::bindManager(wl_client* client, void* data, uint32_t ver, uint32_t id) {
const auto RESOURCE = m_managers.emplace_back(makeUnique<CZwpVirtualKeyboardManagerV1>(client, ver, id)).get();
RESOURCE->setOnDestroy([this](CZwpVirtualKeyboardManagerV1* p) { this->onManagerResourceDestroy(p->resource()); });
RESOURCE->setCreateVirtualKeyboard([this](CZwpVirtualKeyboardManagerV1* pMgr, wl_resource* seat, uint32_t id) { this->onCreateKeeb(pMgr, seat, id); });
}
void CVirtualKeyboardProtocol::onManagerResourceDestroy(wl_resource* res) {
std::erase_if(m_managers, [&](const auto& other) { return other->resource() == res; });
}
void CVirtualKeyboardProtocol::destroyResource(CVirtualKeyboardV1Resource* keeb) {
std::erase_if(m_keyboards, [&](const auto& other) { return other.get() == keeb; });
}
void CVirtualKeyboardProtocol::onCreateKeeb(CZwpVirtualKeyboardManagerV1* pMgr, wl_resource* seat, uint32_t id) {
const auto RESOURCE = m_keyboards.emplace_back(makeShared<CVirtualKeyboardV1Resource>(makeShared<CZwpVirtualKeyboardV1>(pMgr->client(), pMgr->version(), id)));
if UNLIKELY (!RESOURCE->good()) {
pMgr->noMemory();
m_keyboards.pop_back();
return;
}
LOGM(LOG, "New VKeyboard at id {}", id);
m_events.newKeyboard.emit(RESOURCE);
}
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