/* Copyright 2011-2015 David Robillard Copyright 2015 Rui Nuno Capela Permission to use, copy, modify, and/or distribute this software for any purpose with or without fee is hereby granted, provided that the above copyright notice and this permission notice appear in all copies. THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include "dylib.h" #include "suil_config.h" // IWYU pragma: keep #include "suil_internal.h" #include "warnings.h" #include "lv2/core/lv2.h" #include "suil/suil.h" SUIL_DISABLE_QT_WARNINGS #include #include #include #include #include SUIL_RESTORE_WARNINGS #undef signals SUIL_DISABLE_GTK_WARNINGS #include #include #include #include #include SUIL_RESTORE_WARNINGS #include extern "C" { struct SuilGtk2InQt5Wrapper { QWidget* host_widget; QWindow* window; GtkWidget* plug; }; static void on_size_request(GtkWidget*, GtkRequisition* requisition, gpointer user_data) { auto* const wrap = static_cast(user_data); wrap->setMinimumSize(requisition->width, requisition->height); } static void on_size_allocate(GtkWidget*, GdkRectangle* allocation, gpointer user_data) { auto* const wrap = static_cast(user_data); wrap->resize(allocation->width, allocation->height); } static void wrapper_free(SuilWrapper* wrapper) { auto* impl = static_cast(wrapper->impl); if (impl->window) { impl->window->setParent(nullptr); delete impl->window; } if (impl->plug) { gtk_widget_destroy(impl->plug); } delete impl->host_widget; free(impl); } static int wrapper_wrap(SuilWrapper* wrapper, SuilInstance* instance) { auto* const impl = static_cast(wrapper->impl); auto* const wrap = new QWidget(nullptr, Qt::Window); GtkWidget* const plug = gtk_plug_new(0); auto* const widget = static_cast(instance->ui_widget); gtk_container_add(GTK_CONTAINER(plug), widget); gtk_widget_show_all(plug); const WId wid = static_cast(gtk_plug_get_id(reinterpret_cast(plug))); QWindow* window = QWindow::fromWinId(wid); QWidget* container = QWidget::createWindowContainer(window, wrap, Qt::WindowFlags()); auto* layout = new QVBoxLayout(); layout->setMargin(0); layout->setSpacing(0); layout->addWidget(container, 0, Qt::Alignment()); wrap->setLayout(layout); #ifdef SUIL_OLD_GTK wrap->resize(widget->allocation.width, widget->allocation.height); #else GtkAllocation alloc; gtk_widget_get_allocation(widget, &alloc); wrap->resize(alloc.width, alloc.height); #endif g_signal_connect( G_OBJECT(plug), "size-request", G_CALLBACK(on_size_request), wrap); g_signal_connect( G_OBJECT(plug), "size-allocate", G_CALLBACK(on_size_allocate), wrap); impl->host_widget = wrap; impl->window = window; impl->plug = plug; instance->host_widget = wrap; return 0; } SUIL_LIB_EXPORT SuilWrapper* suil_wrapper_new(SuilHost* host, const char*, const char*, LV2_Feature***, unsigned) { /* We have to open libgtk here, so Gtk type symbols are present and will be found by the introspection stuff. This is required at least to make GtkBuilder use in UIs work, otherwise they will cause "Invalid object type" errors. */ if (!host->gtk_lib) { dylib_error(); host->gtk_lib = dylib_open(SUIL_GTK2_LIB_NAME, DYLIB_LAZY | DYLIB_GLOBAL); if (!host->gtk_lib) { SUIL_ERRORF( "Failed to open %s (%s)\n", SUIL_GTK2_LIB_NAME, dylib_error()); return nullptr; } gtk_init(nullptr, nullptr); } /* Create wrapper implementation. */ auto* const impl = static_cast(calloc(1, sizeof(SuilGtk2InQt5Wrapper))); auto* wrapper = static_cast(calloc(1, sizeof(SuilWrapper))); wrapper->wrap = wrapper_wrap; wrapper->free = wrapper_free; wrapper->impl = impl; return wrapper; } } // extern "C"