Hyprland/example/examplePlugin/main.cpp

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#define WLR_USE_UNSTABLE
#include "globals.hpp"
#include <src/Window.hpp>
#include <src/Compositor.hpp>
#include "customLayout.hpp"
#include "customDecoration.hpp"
#include <unistd.h>
#include <thread>
// Methods
inline std::unique_ptr<CHyprCustomLayout> g_pCustomLayout;
inline CFunctionHook* g_pFocusHook = nullptr;
inline CFunctionHook* g_pMotionHook = nullptr;
inline CFunctionHook* g_pMouseDownHook = nullptr;
typedef void (*origFocusWindow)(void*, CWindow*, wlr_surface*);
typedef void (*origMotion)(wlr_seat*, uint32_t, double, double);
typedef void (*origMouseDownNormal)(void*, wlr_pointer_button_event*);
// Do NOT change this function.
APICALL EXPORT std::string PLUGIN_API_VERSION() {
return HYPRLAND_API_VERSION;
}
static void onActiveWindowChange(void* self, std::any data) {
try {
auto* const PWINDOW = std::any_cast<CWindow*>(data);
HyprlandAPI::addNotification(PHANDLE, "[ExamplePlugin] Active window: " + (PWINDOW ? PWINDOW->m_szTitle : "None"), CColor{0.f, 0.5f, 1.f, 1.f}, 5000);
} catch (std::bad_any_cast& e) { HyprlandAPI::addNotification(PHANDLE, "[ExamplePlugin] Active window: None", CColor{0.f, 0.5f, 1.f, 1.f}, 5000); }
}
static void onNewWindow(void* self, std::any data) {
auto* const PWINDOW = std::any_cast<CWindow*>(data);
HyprlandAPI::addWindowDecoration(PHANDLE, PWINDOW, new CCustomDecoration(PWINDOW));
}
void hkFocusWindow(void* thisptr, CWindow* pWindow, wlr_surface* pSurface) {
// HyprlandAPI::addNotification(PHANDLE, getFormat("FocusWindow with %lx %lx", pWindow, pSurface), CColor{0.f, 1.f, 1.f, 1.f}, 5000);
(*(origFocusWindow)g_pFocusHook->m_pOriginal)(thisptr, pWindow, pSurface);
}
void hkNotifyMotion(wlr_seat* wlr_seat, uint32_t time_msec, double sx, double sy) {
// HyprlandAPI::addNotification(PHANDLE, getFormat("NotifyMotion with %lf %lf", sx, sy), CColor{0.f, 1.f, 1.f, 1.f}, 5000);
(*(origMotion)g_pMotionHook->m_pOriginal)(wlr_seat, time_msec, sx, sy);
}
void hkProcessMouseDownNormal(void* thisptr, wlr_pointer_button_event* e) {
// HyprlandAPI::addNotification(PHANDLE, "Mouse down normal!", CColor{0.8f, 0.2f, 0.5f, 1.0f}, 5000);
(*(origMouseDownNormal)g_pMouseDownHook->m_pOriginal)(thisptr, e);
}
APICALL EXPORT PLUGIN_DESCRIPTION_INFO PLUGIN_INIT(HANDLE handle) {
PHANDLE = handle;
HyprlandAPI::addNotification(PHANDLE, "Hello World from an example plugin!", CColor{0.f, 1.f, 1.f, 1.f}, 5000);
HyprlandAPI::registerCallbackDynamic(PHANDLE, "activeWindow", [&](void* self, std::any data) { onActiveWindowChange(self, data); });
HyprlandAPI::registerCallbackDynamic(PHANDLE, "openWindow", [&](void* self, std::any data) { onNewWindow(self, data); });
g_pCustomLayout = std::make_unique<CHyprCustomLayout>();
HyprlandAPI::addLayout(PHANDLE, "custom", g_pCustomLayout.get());
HyprlandAPI::addConfigValue(PHANDLE, "plugin:example:border_color", SConfigValue{.intValue = configStringToInt("rgb(44ee44)")});
HyprlandAPI::addDispatcher(PHANDLE, "example", [](std::string arg) { HyprlandAPI::addNotification(PHANDLE, "Arg passed: " + arg, CColor{0.5f, 0.5f, 0.7f, 1.0f}, 5000); });
// Hook a public member
g_pFocusHook = HyprlandAPI::createFunctionHook(PHANDLE, (void*)&CCompositor::focusWindow, (void*)&hkFocusWindow);
// Hook a public non-member
g_pMotionHook = HyprlandAPI::createFunctionHook(PHANDLE, (void*)&wlr_seat_pointer_notify_motion, (void*)&hkNotifyMotion);
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// Hook a private member
static const auto METHODS = HyprlandAPI::findFunctionsByName(PHANDLE, "processMouseDownNormal");
g_pMouseDownHook = HyprlandAPI::createFunctionHook(PHANDLE, METHODS[0].address, (void*)&hkProcessMouseDownNormal);
// fancy notifications
HyprlandAPI::addNotificationV2(PHANDLE, {{"text", "Example hint"}, {"time", (uint64_t)10000}, {"color", CColor(0.2, 0.2, 0.9, 1.0)}, {"icon", ICON_HINT}});
// Enable our hooks
g_pFocusHook->hook();
g_pMotionHook->hook();
g_pMouseDownHook->hook();
HyprlandAPI::reloadConfig();
return {"ExamplePlugin", "An example plugin", "Vaxry", "1.0"};
}
APICALL EXPORT void PLUGIN_EXIT() {
HyprlandAPI::invokeHyprctlCommand("seterror", "disable");
}