From bcb02b9307d09918a11fa377065d7f2c6e506754 Mon Sep 17 00:00:00 2001
From: vaxerski <43317083+vaxerski@users.noreply.github.com>
Date: Mon, 21 Mar 2022 16:13:43 +0100
Subject: handle subsurfaces

---
 src/events/Windows.cpp | 69 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)

(limited to 'src/events/Windows.cpp')

diff --git a/src/events/Windows.cpp b/src/events/Windows.cpp
index 2c89301c..bf18fb20 100644
--- a/src/events/Windows.cpp
+++ b/src/events/Windows.cpp
@@ -102,4 +102,73 @@ void Events::listener_configureX11(wl_listener* listener, void* data) {
 
     // TODO: ignore if tiled?
     wlr_xwayland_surface_configure(PWINDOW->m_uSurface.xwayland, E->x, E->y, E->width, E->height);
+}
+
+void Events::listener_surfaceXWayland(wl_listener* listener, void* data) {
+    const auto XWSURFACE = (wlr_xwayland_surface*)data;
+
+    g_pCompositor->m_lWindows.push_back(CWindow());
+    const auto PNEWWINDOW = &g_pCompositor->m_lWindows.back();
+
+    PNEWWINDOW->m_uSurface.xwayland = XWSURFACE;
+    PNEWWINDOW->m_iX11Type = XWSURFACE->override_redirect ? 2 : 1;
+    PNEWWINDOW->m_bIsX11 = true;
+
+    wl_signal_add(&XWSURFACE->events.map, &PNEWWINDOW->listen_mapWindow);
+    wl_signal_add(&XWSURFACE->events.unmap, &PNEWWINDOW->listen_unmapWindow);
+    wl_signal_add(&XWSURFACE->events.request_activate, &PNEWWINDOW->listen_activateX11);
+    wl_signal_add(&XWSURFACE->events.request_configure, &PNEWWINDOW->listen_configureX11);
+    wl_signal_add(&XWSURFACE->events.set_title, &PNEWWINDOW->listen_setTitleWindow);
+    wl_signal_add(&XWSURFACE->events.destroy, &PNEWWINDOW->listen_destroyWindow);
+    wl_signal_add(&XWSURFACE->events.request_fullscreen, &PNEWWINDOW->listen_fullscreenWindow);
+    wl_signal_add(&XWSURFACE->surface->events.new_subsurface, &PNEWWINDOW->listen_newSubsurfaceWindow);
+
+    Debug::log(LOG, "New XWayland Surface created.");
+}
+
+void Events::listener_newXDGSurface(wl_listener* listener, void* data) {
+    // A window got opened
+    const auto XDGSURFACE = (wlr_xdg_surface*)data;
+
+    if (XDGSURFACE->role != WLR_XDG_SURFACE_ROLE_TOPLEVEL)
+        return;  // TODO: handle?
+
+    g_pCompositor->m_lWindows.push_back(CWindow());
+    const auto PNEWWINDOW = &g_pCompositor->m_lWindows.back();
+    PNEWWINDOW->m_uSurface.xdg = XDGSURFACE;
+
+    wl_signal_add(&XDGSURFACE->surface->events.commit, &PNEWWINDOW->listen_commitWindow);
+    wl_signal_add(&XDGSURFACE->events.map, &PNEWWINDOW->listen_mapWindow);
+    wl_signal_add(&XDGSURFACE->events.unmap, &PNEWWINDOW->listen_unmapWindow);
+    wl_signal_add(&XDGSURFACE->events.destroy, &PNEWWINDOW->listen_destroyWindow);
+    wl_signal_add(&XDGSURFACE->toplevel->events.set_title, &PNEWWINDOW->listen_setTitleWindow);
+    wl_signal_add(&XDGSURFACE->toplevel->events.request_fullscreen, &PNEWWINDOW->listen_fullscreenWindow);
+    wl_signal_add(&XDGSURFACE->surface->events.new_subsurface, &PNEWWINDOW->listen_newSubsurfaceWindow);
+
+    Debug::log(LOG, "New XDG Surface created.");
+}
+
+//
+// Subsurfaces
+//
+
+void createSubsurface(CWindow* pWindow, wlr_subsurface* pSubsurface) {
+    if (!pWindow || !pSubsurface)
+        return;
+
+    g_pCompositor->m_lSubsurfaces.push_back(SSubsurface());
+    const auto PNEWSUBSURFACE = &g_pCompositor->m_lSubsurfaces.back();
+
+    wl_signal_add(&pSubsurface->events.destroy, &PNEWSUBSURFACE->listen_destroySubsurface);
+    wl_signal_add(&pSubsurface->events.map, &PNEWSUBSURFACE->listen_mapSubsurface);
+    wl_signal_add(&pSubsurface->events.unmap, &PNEWSUBSURFACE->listen_unmapSubsurface);
+    wl_signal_add(&pSubsurface->surface->events.commit, &PNEWSUBSURFACE->listen_commitSubsurface);
+}
+
+void Events::listener_newSubsurfaceWindow(wl_listener* listener, void* data) {
+    CWindow* PWINDOW = wl_container_of(listener, PWINDOW, listen_newSubsurfaceWindow);
+
+    const auto PSUBSURFACE = (wlr_subsurface*)data;
+
+    createSubsurface(PWINDOW, PSUBSURFACE);
 }
\ No newline at end of file
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