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#include "WorkspaceHistoryTracker.hpp"
#include "../../helpers/Monitor.hpp"
#include "../Workspace.hpp"
#include "../state/FocusState.hpp"
#include "../../managers/HookSystemManager.hpp"
#include "../../managers/eventLoop/EventLoopManager.hpp"
#include "../../config/ConfigValue.hpp"
#include <hyprutils/utils/ScopeGuard.hpp>
using namespace Desktop;
using namespace Desktop::History;
SP<CWorkspaceHistoryTracker> History::workspaceTracker() {
static SP<CWorkspaceHistoryTracker> tracker = makeShared<CWorkspaceHistoryTracker>();
return tracker;
}
CWorkspaceHistoryTracker::CWorkspaceHistoryTracker() {
static auto P = g_pHookSystem->hookDynamic("workspace", [this](void* self, SCallbackInfo& info, std::any data) {
auto workspace = std::any_cast<PHLWORKSPACE>(data);
track(workspace);
});
static auto P1 = g_pHookSystem->hookDynamic("focusedMon", [this](void* self, SCallbackInfo& info, std::any data) {
auto mon = std::any_cast<PHLMONITOR>(data);
// This sucks ASS, but we have to do this because switching to a workspace on another mon will trigger a workspace event right afterwards and we don't
// want to remember the workspace that was not visible there
// TODO: do something about this
g_pEventLoopManager->doLater([this, mon = PHLMONITORREF{mon}] {
if (mon)
track(mon->m_activeWorkspace);
});
});
}
CWorkspaceHistoryTracker::SWorkspacePreviousData& CWorkspaceHistoryTracker::dataFor(PHLWORKSPACE ws) {
for (auto& ref : m_datas) {
if (ref.workspace != ws)
continue;
return ref;
}
return m_datas.emplace_back(SWorkspacePreviousData{
.workspace = ws,
});
}
void CWorkspaceHistoryTracker::track(PHLWORKSPACE w) {
if (!w || !w->m_monitor || w == m_lastWorkspaceData.workspace)
return;
static auto PALLOWWORKSPACECYCLES = CConfigValue<Hyprlang::INT>("binds:allow_workspace_cycles");
auto& data = dataFor(w);
Hyprutils::Utils::CScopeGuard x([&] { setLastWorkspaceData(w); });
if (m_lastWorkspaceData.workspace == w && !*PALLOWWORKSPACECYCLES)
return;
data.previous = m_lastWorkspaceData.workspace;
if (m_lastWorkspaceData.workspace) {
data.previousName = m_lastWorkspaceData.workspace->m_name;
data.previousID = m_lastWorkspaceData.workspace->m_id;
data.previousMon = m_lastWorkspaceData.workspace->m_monitor;
} else {
data.previousName = m_lastWorkspaceData.workspaceName;
data.previousID = m_lastWorkspaceData.workspaceID;
data.previousMon = m_lastWorkspaceData.monitor;
}
}
void CWorkspaceHistoryTracker::gc() {
std::erase_if(m_datas, [](const auto& e) { return !e.workspace; });
}
const CWorkspaceHistoryTracker::SWorkspacePreviousData* CWorkspaceHistoryTracker::previousWorkspace(PHLWORKSPACE ws) {
gc();
for (const auto& d : m_datas) {
if (d.workspace != ws)
continue;
return &d;
}
return &dataFor(ws);
}
SWorkspaceIDName CWorkspaceHistoryTracker::previousWorkspaceIDName(PHLWORKSPACE ws) {
gc();
for (const auto& d : m_datas) {
if (d.workspace != ws)
continue;
return SWorkspaceIDName{.id = d.previousID, .name = d.previousName, .isAutoIDd = d.previousID <= 0};
}
auto& d = dataFor(ws);
return SWorkspaceIDName{.id = d.previousID, .name = d.previousName, .isAutoIDd = d.previousID <= 0};
}
const CWorkspaceHistoryTracker::SWorkspacePreviousData* CWorkspaceHistoryTracker::previousWorkspace(PHLWORKSPACE ws, PHLMONITOR restrict) {
if (!restrict)
return previousWorkspace(ws);
auto& data = dataFor(ws);
while (true) {
// case 1: previous exists
if (data.previous) {
if (data.previous->m_monitor != restrict) {
data = dataFor(data.previous.lock());
continue;
}
break;
}
// case 2: previous doesnt exist, but we have mon
if (data.previousMon) {
if (data.previousMon != restrict)
return nullptr;
break;
}
// case 3: no mon and no previous
return nullptr;
}
return &data;
}
SWorkspaceIDName CWorkspaceHistoryTracker::previousWorkspaceIDName(PHLWORKSPACE ws, PHLMONITOR restrict) {
const auto DATA = previousWorkspace(ws, restrict);
if (!DATA)
return SWorkspaceIDName{.id = WORKSPACE_INVALID};
return SWorkspaceIDName{.id = DATA->previousID, .name = DATA->previousName, .isAutoIDd = DATA->previousID <= 0};
}
void CWorkspaceHistoryTracker::setLastWorkspaceData(PHLWORKSPACE w) {
if (!w) {
m_lastWorkspaceData = {};
return;
}
m_lastWorkspaceData.workspace = w;
m_lastWorkspaceData.workspaceID = w->m_id;
m_lastWorkspaceData.workspaceName = w->m_name;
m_lastWorkspaceData.monitor = w->m_monitor;
}
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