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-rw-r--r--plugins/a11y-keyboard/msd-a11y-preferences-dialog.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/plugins/a11y-keyboard/msd-a11y-preferences-dialog.c b/plugins/a11y-keyboard/msd-a11y-preferences-dialog.c
index 92b75c3..2dedd56 100644
--- a/plugins/a11y-keyboard/msd-a11y-preferences-dialog.c
+++ b/plugins/a11y-keyboard/msd-a11y-preferences-dialog.c
@@ -179,12 +179,25 @@ get_dpi_from_x_server (void)
double height_dpi;
gint sc_width;
gint sc_height;
+#if GTK_CHECK_VERSION (3, 22, 0)
+ GdkDisplay *display;
+ GdkMonitor *monitor;
+
+
+ display = gdk_screen_get_display (screen);
+ monitor = gdk_display_get_primary_monitor (display);
+#endif
gdk_window_get_geometry (gdk_screen_get_root_window (screen), NULL, NULL,
&sc_width, &sc_height);
+#if GTK_CHECK_VERSION (3, 22, 0)
+ width_dpi = dpi_from_pixels_and_mm (sc_width, gdk_monitor_get_width_mm (monitor));
+ height_dpi = dpi_from_pixels_and_mm (sc_height, gdk_monitor_get_height_mm (monitor));
+#else
width_dpi = dpi_from_pixels_and_mm (sc_width, gdk_screen_get_width_mm (screen));
height_dpi = dpi_from_pixels_and_mm (sc_height, gdk_screen_get_height_mm (screen));
+#endif
if (width_dpi < DPI_LOW_REASONABLE_VALUE
|| width_dpi > DPI_HIGH_REASONABLE_VALUE