libdecor: update to upstream commit c2bd8ad6 (31-may-2024)

libdecor/build/Makefile

@@ -18,7 +18,7 @@ include ../../makeinclude
 
 OBJECTS =  fl_libdecor.o libdecor-cairo-blur.o fl_libdecor-plugins.o \
   ../../src/xdg-decoration-protocol.o ../../src/xdg-shell-protocol.o \
-  ../../src/text-input-protocol.o ../../src/gtk-shell-protocol.o cursor-settings.o os-compatibility.o
+  ../../src/text-input-protocol.o ../../src/gtk-shell-protocol.o desktop-settings.o os-compatibility.o
 
 PROTOCOLS = `pkg-config --variable=pkgdatadir wayland-protocols`
 
@@ -46,8 +46,8 @@ libdecor-cairo-blur.o : ../src/plugins/common/libdecor-cairo-blur.c
 os-compatibility.o : ../src/os-compatibility.c
 	$(CC) $(CFLAGS_DECOR) -c  ../src/os-compatibility.c
 
-cursor-settings.o : ../src/cursor-settings.c
-	$(CC) $(CFLAGS_DECOR)  -c ../src/cursor-settings.c $(LIBDECORDBUS)
+desktop-settings.o : ../src/desktop-settings.c
+	$(CC) $(CFLAGS_DECOR)  -c ../src/desktop-settings.c $(LIBDECORDBUS)
 
 ../../src/xdg-shell-protocol.c :
 	wayland-scanner private-code $(PROTOCOLS)/stable/xdg-shell/xdg-shell.xml \

libdecor/src/desktop-settings.c

@@ -1,5 +1,6 @@
 /*
  * Copyright © 2019 Christian Rauch
+ * Copyright © 2024 Colin Kinloch
  *
  * Permission is hereby granted, free of charge, to any person obtaining
  * a copy of this software and associated documentation files (the
@@ -23,10 +24,11 @@
  * SOFTWARE.
  */
 
-#include "cursor-settings.h"
+#include "desktop-settings.h"
 #include <stdlib.h>
 #include <string.h>
 #include <stdbool.h>
+#include <stdint.h>
 #include "config.h"
 
 static bool
@@ -164,10 +166,48 @@ libdecor_get_cursor_settings(char **theme, int *size)
 fallback:
 	return get_cursor_settings_from_env(theme, size);
 }
+
+enum libdecor_color_scheme
+libdecor_get_color_scheme()
+{
+	static const char name[] = "org.freedesktop.appearance";
+	static const char key_color_scheme[] = "color-scheme";
+	uint32_t color = 0;
+
+	DBusError error;
+	DBusConnection *connection;
+	DBusMessage *reply;
+
+	dbus_error_init(&error);
+
+	connection = dbus_bus_get(DBUS_BUS_SESSION, &error);
+
+	if (dbus_error_is_set(&error))
+		return 0;
+
+	reply = get_setting_sync(connection, name, key_color_scheme);
+	if (!reply)
+		return 0;
+
+	if (!parse_type(reply, DBUS_TYPE_UINT32, &color)) {
+		dbus_message_unref(reply);
+		return 0;
+	}
+
+	dbus_message_unref(reply);
+
+	return color;
+}
 #else
 bool
 libdecor_get_cursor_settings(char **theme, int *size)
 {
 	return get_cursor_settings_from_env(theme, size);
 }
+
+uint32_t
+libdecor_get_color_scheme()
+{
+	return LIBDECOR_COLOR_SCHEME_DEFAULT;
+}
 #endif

libdecor/src/desktop-settings.h

@@ -1,5 +1,6 @@
 /*
  * Copyright © 2019 Christian Rauch
+ * Copyright © 2024 Colin Kinloch
  *
  * Permission is hereby granted, free of charge, to any person obtaining
  * a copy of this software and associated documentation files (the
@@ -27,5 +28,14 @@
 
 #include <stdbool.h>
 
+enum libdecor_color_scheme {
+	LIBDECOR_COLOR_SCHEME_DEFAULT,
+	LIBDECOR_COLOR_SCHEME_PREFER_DARK,
+	LIBDECOR_COLOR_SCHEME_PREFER_LIGHT,
+};
+
 bool
 libdecor_get_cursor_settings(char **theme, int *size);
+
+enum libdecor_color_scheme
+libdecor_get_color_scheme();

libdecor/src/plugins/cairo/libdecor-cairo.c

@@ -39,7 +39,7 @@
 
 #include "libdecor-plugin.h"
 #include "utils.h"
-#include "cursor-settings.h"
+#include "desktop-settings.h"
 #include "os-compatibility.h"
 
 #include <cairo/cairo.h>

libdecor/src/plugins/gtk/libdecor-gtk.c

@@ -38,7 +38,7 @@
 
 #include "libdecor-plugin.h"
 #include "utils.h"
-#include "cursor-settings.h"
+#include "desktop-settings.h"
 #include "os-compatibility.h"
 
 #include <cairo/cairo.h>
@@ -338,6 +338,8 @@ struct libdecor_plugin_gtk {
 	char *cursor_theme_name;
 	int cursor_size;
 
+	uint32_t color_scheme_setting;
+
 	int double_click_time_ms;
 	int drag_threshold;
 };
@@ -2246,16 +2248,16 @@ handle_titlebar_gesture(struct libdecor_frame_gtk *frame_gtk,
 		break;
 	case TITLEBAR_GESTURE_MIDDLE_CLICK:
 		break;
-        case TITLEBAR_GESTURE_RIGHT_CLICK: { /* FLTK */
+	case TITLEBAR_GESTURE_RIGHT_CLICK:
+		{
 		const int title_height = gtk_widget_get_allocated_height(frame_gtk->header);
-            
 		libdecor_frame_show_window_menu(&frame_gtk->frame,
 						seat->wl_seat,
 						serial,
 						seat->pointer_x,
 						seat->pointer_y
 						-title_height);
-          } /* FLTK */
+		}
 		break;
 	}
 }
@@ -2410,7 +2412,7 @@ pointer_button(void *data,
 		handle_button_on_header (frame_gtk, seat, serial, time, button, state);
 		break;
 	default:
-                break;  /* FLTK */
+		break;
 	}
 }
 
@@ -2930,6 +2932,8 @@ libdecor_plugin_new(struct libdecor *context)
 		plugin_gtk->cursor_size = 24;
 	}
 
+	plugin_gtk->color_scheme_setting = libdecor_get_color_scheme();
+
 	wl_display = libdecor_get_wl_display(context);
 	plugin_gtk->wl_registry = wl_display_get_registry(wl_display);
 	wl_registry_add_listener(plugin_gtk->wl_registry,
@@ -2958,6 +2962,11 @@ libdecor_plugin_new(struct libdecor *context)
 		return NULL;
 	}
 
+	g_object_set(gtk_settings_get_default(),
+		     "gtk-application-prefer-dark-theme",
+		     plugin_gtk->color_scheme_setting == LIBDECOR_COLOR_SCHEME_PREFER_DARK,
+		     NULL);
+
 	return &plugin_gtk->plugin;
 }
 

src/CMakeLists.txt

@@ -547,7 +547,7 @@ if(FLTK_BACKEND_WAYLAND)
     set_source_files_properties(
       ${FLTK_SOURCE_DIR}/libdecor/build/fl_libdecor-plugins.c
       ${FLTK_SOURCE_DIR}/libdecor/src/os-compatibility.c
-      ${FLTK_SOURCE_DIR}/libdecor/src/cursor-settings.c
+      ${FLTK_SOURCE_DIR}/libdecor/src/desktop-settings.c
       PROPERTIES COMPILE_DEFINITIONS "${CDEFS}"
       INCLUDE_DIRECTORIES "${IDIRS}"
       COMPILE_OPTIONS "${COPTS}"
@@ -564,7 +564,7 @@ if(FLTK_BACKEND_WAYLAND)
       ${FLTK_SOURCE_DIR}/libdecor/build/fl_libdecor.c
       ${FLTK_SOURCE_DIR}/libdecor/build/fl_libdecor-plugins.c
       ${FLTK_SOURCE_DIR}/libdecor/src/os-compatibility.c
-      ${FLTK_SOURCE_DIR}/libdecor/src/cursor-settings.c
+      ${FLTK_SOURCE_DIR}/libdecor/src/desktop-settings.c
       PROPERTIES
       COMPILE_DEFINITIONS "${CDEFS}"
       INCLUDE_DIRECTORIES "${IDIRS}"
@@ -579,7 +579,7 @@ if(FLTK_BACKEND_WAYLAND)
 
   list(APPEND CFILES
     scandir_posix.c
-    ../libdecor/src/cursor-settings.c
+    ../libdecor/src/desktop-settings.c
     ../libdecor/src/os-compatibility.c
     ../libdecor/build/fl_libdecor-plugins.c
   )

src/Makefile

@@ -428,7 +428,7 @@ EXTRA_OBJECTS_WAYLAND =  ../libdecor/build/fl_libdecor.o ../libdecor/build/libde
   ../libdecor/build/fl_libdecor-plugins.o \
   xdg-decoration-protocol.o xdg-shell-protocol.o text-input-protocol.o \
   gtk-shell-protocol.o \
-  ../libdecor/build/cursor-settings.o ../libdecor/build/os-compatibility.o
+  ../libdecor/build/desktop-settings.o ../libdecor/build/os-compatibility.o
 EXTRA_OBJECTS_WAYLANDX11 = $(EXTRA_OBJECTS_WAYLAND)
 EXTRA_CXXFLAGS_WAYLAND = -I.
 EXTRA_CXXFLAGS_WAYLANDX11 = $(EXTRA_CXXFLAGS_WAYLAND)