diff --git a/lib/utils/clipboard_image.dart b/lib/utils/clipboard_image.dart index 93d5eac..045276d 100644 --- a/lib/utils/clipboard_image.dart +++ b/lib/utils/clipboard_image.dart @@ -5,7 +5,7 @@ import 'package:flutter/services.dart'; Future writeImageToClipboard(Uint8List imageBytes) async { const channel = MethodChannel("venera/clipboard"); - if (Platform.isWindows) { + if (Platform.isWindows || Platform.isLinux) { var image = await instantiateImageCodec(imageBytes); var frame = await image.getNextFrame(); var data = await frame.image.toByteData(format: ImageByteFormat.rawRgba); diff --git a/linux/my_application.cc b/linux/my_application.cc index 5b2bfe6..274826b 100644 --- a/linux/my_application.cc +++ b/linux/my_application.cc @@ -5,15 +5,45 @@ #include #endif +#include + #include "flutter/generated_plugin_registrant.h" struct _MyApplication { GtkApplication parent_instance; char** dart_entrypoint_arguments; + FlMethodChannel* clipboard_channel; }; G_DEFINE_TYPE(MyApplication, my_application, GTK_TYPE_APPLICATION) +static void handle_clipboard_call(FlMethodChannel* channel, FlMethodCall* call, gpointer user_data) { + if (strcmp(fl_method_call_get_name(call), "writeImageToClipboard") == 0) { + const auto args = fl_method_call_get_args(call); + const auto width = fl_value_get_int(fl_value_get_map_value(args, 0)); + const auto height = fl_value_get_int(fl_value_get_map_value(args, 1)); + const auto data = fl_value_get_uint8_list(fl_value_get_map_value(args, 2)); + + std::cout << width << " " << height << " " << data[0] << " " << data[1] << std::endl; + + GBytes* bytes = g_bytes_new(data, width * height * 4); + + GdkDisplay* display = gdk_display_get_default(); + GtkClipboard* clipboard = gtk_clipboard_get_default(display); + GdkPixbuf* pixbuf = gdk_pixbuf_new_from_bytes( + bytes, + GDK_COLORSPACE_RGB, + true, + 8, + width, + height, + width * 4 + ); + gtk_clipboard_set_image(clipboard, pixbuf); + fl_method_call_respond_success(call, fl_value_new_string("Ok"), nullptr); + } +} + // Implements GApplication::activate. static void my_application_activate(GApplication* application) { MyApplication* self = MY_APPLICATION(application); @@ -64,6 +94,14 @@ static void my_application_activate(GApplication* application) { gtk_container_add(GTK_CONTAINER(window), GTK_WIDGET(view)); fl_register_plugins(FL_PLUGIN_REGISTRY(view)); + + g_autoptr(FlStandardMethodCodec) codec = fl_standard_method_codec_new(); + self->clipboard_channel = fl_method_channel_new( + fl_engine_get_binary_messenger(fl_view_get_engine(view)), + "venera/clipboard", FL_METHOD_CODEC(codec)); + fl_method_channel_set_method_call_handler( + self->clipboard_channel, handle_clipboard_call, self, nullptr); + gtk_widget_hide(GTK_WIDGET(window)); gtk_widget_grab_focus(GTK_WIDGET(view)); @@ -110,6 +148,7 @@ static void my_application_shutdown(GApplication* application) { static void my_application_dispose(GObject* object) { MyApplication* self = MY_APPLICATION(object); g_clear_pointer(&self->dart_entrypoint_arguments, g_strfreev); + g_clear_object(&self->clipboard_channel); G_OBJECT_CLASS(my_application_parent_class)->dispose(object); }