1#include "my_application.h"
  2
  3#include <flutter_linux/flutter_linux.h>
  4#ifdef GDK_WINDOWING_X11
  5#include <gdk/gdkx.h>
  6#endif
  7
  8#include "flutter/generated_plugin_registrant.h"
  9
 10struct _MyApplication {
 11  GtkApplication parent_instance;
 12  char** dart_entrypoint_arguments;
 13};
 14
 15G_DEFINE_TYPE(MyApplication, my_application, GTK_TYPE_APPLICATION)
 16
 17// Implements GApplication::activate.
 18static void my_application_activate(GApplication* application) {
 19  MyApplication* self = MY_APPLICATION(application);
 20  GtkWindow* window =
 21      GTK_WINDOW(gtk_application_window_new(GTK_APPLICATION(application)));
 22
 23  // Use a header bar when running in GNOME as this is the common style used
 24  // by applications and is the setup most users will be using (e.g. Ubuntu
 25  // desktop).
 26  // If running on X and not using GNOME then just use a traditional title bar
 27  // in case the window manager does more exotic layout, e.g. tiling.
 28  // If running on Wayland assume the header bar will work (may need changing
 29  // if future cases occur).
 30  gboolean use_header_bar = TRUE;
 31#ifdef GDK_WINDOWING_X11
 32  GdkScreen* screen = gtk_window_get_screen(window);
 33  if (GDK_IS_X11_SCREEN(screen)) {
 34    const gchar* wm_name = gdk_x11_screen_get_window_manager_name(screen);
 35    if (g_strcmp0(wm_name, "GNOME Shell") != 0) {
 36      use_header_bar = FALSE;
 37    }
 38  }
 39#endif
 40  if (use_header_bar) {
 41    GtkHeaderBar* header_bar = GTK_HEADER_BAR(gtk_header_bar_new());
 42    gtk_widget_show(GTK_WIDGET(header_bar));
 43    gtk_header_bar_set_title(header_bar, "blood_pressure_app");
 44    gtk_header_bar_set_show_close_button(header_bar, TRUE);
 45    gtk_window_set_titlebar(window, GTK_WIDGET(header_bar));
 46  } else {
 47    gtk_window_set_title(window, "blood_pressure_app");
 48  }
 49
 50  gtk_window_set_default_size(window, 1280, 720);
 51  gtk_widget_show(GTK_WIDGET(window));
 52
 53  g_autoptr(FlDartProject) project = fl_dart_project_new();
 54  fl_dart_project_set_dart_entrypoint_arguments(project, self->dart_entrypoint_arguments);
 55
 56  FlView* view = fl_view_new(project);
 57  gtk_widget_show(GTK_WIDGET(view));
 58  gtk_container_add(GTK_CONTAINER(window), GTK_WIDGET(view));
 59
 60  fl_register_plugins(FL_PLUGIN_REGISTRY(view));
 61
 62  gtk_widget_grab_focus(GTK_WIDGET(view));
 63}
 64
 65// Implements GApplication::local_command_line.
 66static gboolean my_application_local_command_line(GApplication* application, gchar*** arguments, int* exit_status) {
 67  MyApplication* self = MY_APPLICATION(application);
 68  // Strip out the first argument as it is the binary name.
 69  self->dart_entrypoint_arguments = g_strdupv(*arguments + 1);
 70
 71  g_autoptr(GError) error = nullptr;
 72  if (!g_application_register(application, nullptr, &error)) {
 73     g_warning("Failed to register: %s", error->message);
 74     *exit_status = 1;
 75     return TRUE;
 76  }
 77
 78  g_application_activate(application);
 79  *exit_status = 0;
 80
 81  return TRUE;
 82}
 83
 84// Implements GObject::dispose.
 85static void my_application_dispose(GObject* object) {
 86  MyApplication* self = MY_APPLICATION(object);
 87  g_clear_pointer(&self->dart_entrypoint_arguments, g_strfreev);
 88  G_OBJECT_CLASS(my_application_parent_class)->dispose(object);
 89}
 90
 91static void my_application_class_init(MyApplicationClass* klass) {
 92  G_APPLICATION_CLASS(klass)->activate = my_application_activate;
 93  G_APPLICATION_CLASS(klass)->local_command_line = my_application_local_command_line;
 94  G_OBJECT_CLASS(klass)->dispose = my_application_dispose;
 95}
 96
 97static void my_application_init(MyApplication* self) {}
 98
 99MyApplication* my_application_new() {
100  return MY_APPLICATION(g_object_new(my_application_get_type(),
101                                     "application-id", APPLICATION_ID,
102                                     "flags", G_APPLICATION_NON_UNIQUE,
103                                     nullptr));
104}