windowrules: rewrite completely (#12269)

Reworks the window rule syntax completely

---------

Co-authored-by: Mihai Fufezan <mihai@fufexan.net>

1 files changed, 56 insertions, 0 deletions

diff --git a/src/desktop/rule/Engine.cpp b/src/desktop/rule/Engine.cpp
new file mode 100644
index 00000000..3232035d
--- /dev/null
+++ b/src/desktop/rule/Engine.cpp
@@ -0,0 +1,56 @@
+#include "Engine.hpp"
+#include "Rule.hpp"
+#include "../LayerSurface.hpp"
+#include "../../Compositor.hpp"
+
+using namespace Desktop;
+using namespace Desktop::Rule;
+
+SP<CRuleEngine> Rule::ruleEngine() {
+    static SP<CRuleEngine> engine = makeShared<CRuleEngine>();
+    return engine;
+}
+
+void CRuleEngine::registerRule(SP<IRule>&& rule) {
+    m_rules.emplace_back(std::move(rule));
+}
+
+void CRuleEngine::unregisterRule(const std::string& name) {
+    if (name.empty())
+        return;
+
+    std::erase_if(m_rules, [&name](const auto& el) { return el->name() == name; });
+}
+
+void CRuleEngine::unregisterRule(const SP<IRule>& rule) {
+    std::erase(m_rules, rule);
+    cleanExecRules();
+}
+
+void CRuleEngine::cleanExecRules() {
+    std::erase_if(m_rules, [](const auto& e) { return e->isExecRule() && e->execExpired(); });
+}
+
+void CRuleEngine::updateAllRules() {
+    cleanExecRules();
+    for (const auto& w : g_pCompositor->m_windows) {
+        if (!validMapped(w) || w->isHidden())
+            continue;
+
+        w->m_ruleApplicator->propertiesChanged(RULE_PROP_ALL);
+    }
+    for (const auto& ls : g_pCompositor->m_layers) {
+        if (!validMapped(ls))
+            continue;
+
+        ls->m_ruleApplicator->propertiesChanged(RULE_PROP_ALL);
+    }
+}
+
+void CRuleEngine::clearAllRules() {
+    std::erase_if(m_rules, [](const auto& e) { return !e->isExecRule() || e->execExpired(); });
+}
+
+const std::vector<SP<IRule>>& CRuleEngine::rules() {
+    return m_rules;
+}