[mate-screensaver] 01/02: debian/patches: Add 0001_hidpi: Add HiDPI support.

[Martin Wimpress]

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flexiondotorg-guest pushed a commit to branch ubuntu/bionic
in repository mate-screensaver.

commit 00fa0044660c7435089642d68e6342bd4a075df2
Author: Martin Wimpress <martin.wimpress at ubuntu.com>
Date:   Tue Feb 6 15:26:24 2018 +0000

    debian/patches: Add 0001_hidpi: Add HiDPI support.
---
 debian/patches/0001_hidpi.patch | 77 +++++++++++++++++++++++++++++++++++++++++
 debian/patches/series           |  1 +
 2 files changed, 78 insertions(+)

diff --git a/debian/patches/0001_hidpi.patch b/debian/patches/0001_hidpi.patch
new file mode 100644
index 0000000..8c76804
--- /dev/null
+++ b/debian/patches/0001_hidpi.patch
@@ -0,0 +1,77 @@
+Author: Victor Kareh <vkareh at vkareh.net>
+Description: Add HiDPI support for the lock screen.
+
+diff --git a/src/gs-lock-plug.c b/src/gs-lock-plug.c
+index 07993c5..5bea72a 100644
+--- a/src/gs-lock-plug.c
++++ b/src/gs-lock-plug.c
+@@ -980,6 +980,30 @@ set_face_image (GSLockPlug *plug)
+ 	return TRUE;
+ }
+ 
++static void
++gs_lock_plug_get_preferred_width (GtkWidget *widget, gint *minimum_width, gint *natural_width)
++{
++    gint scale;
++
++    GTK_WIDGET_CLASS (gs_lock_plug_parent_class)->get_preferred_width (widget, minimum_width, natural_width);
++
++    scale = gtk_widget_get_scale_factor (widget);
++    *minimum_width /= scale;
++    *natural_width /= scale;
++}
++
++static void
++gs_lock_plug_get_preferred_height_for_width (GtkWidget *widget, gint width, gint *minimum_height, gint *natural_height)
++{
++    gint scale;
++
++    GTK_WIDGET_CLASS (gs_lock_plug_parent_class)->get_preferred_height_for_width (widget, width, minimum_height, natural_height);
++
++    scale = gtk_widget_get_scale_factor (widget);
++    *minimum_height /= scale;
++    *natural_height /= scale;
++}
++
+ static void
+ gs_lock_plug_show (GtkWidget *widget)
+ {
+@@ -1251,9 +1275,11 @@ gs_lock_plug_class_init (GSLockPlugClass *klass)
+ 	object_class->get_property = gs_lock_plug_get_property;
+ 	object_class->set_property = gs_lock_plug_set_property;
+ 
+-	widget_class->style_set    = gs_lock_plug_style_set;
+-	widget_class->show         = gs_lock_plug_show;
+-	widget_class->hide         = gs_lock_plug_hide;
++	widget_class->style_set                      = gs_lock_plug_style_set;
++	widget_class->show                           = gs_lock_plug_show;
++	widget_class->hide                           = gs_lock_plug_hide;
++	widget_class->get_preferred_width            = gs_lock_plug_get_preferred_width;
++	widget_class->get_preferred_height_for_width = gs_lock_plug_get_preferred_height_for_width;
+ 
+ 	klass->close = gs_lock_plug_close;
+ 
+diff --git a/src/gs-manager.c b/src/gs-manager.c
+index 130227b..36bb752 100644
+--- a/src/gs-manager.c
++++ b/src/gs-manager.c
+@@ -1309,6 +1309,7 @@ apply_background_to_window (GSManager *manager,
+ 	GdkScreen       *screen;
+ 	int              width;
+ 	int              height;
++	gint             scale;
+ 
+         mate_bg_load_from_preferences (manager->priv->bg);
+ 
+@@ -1320,8 +1321,9 @@ apply_background_to_window (GSManager *manager,
+ 
+ 	display = gs_window_get_display (window);
+ 	screen = gdk_display_get_default_screen (display);
+-	width = WidthOfScreen (gdk_x11_screen_get_xscreen (screen));
+-	height = HeightOfScreen (gdk_x11_screen_get_xscreen (screen));
++	scale = gdk_window_get_scale_factor (gdk_screen_get_root_window (screen));
++	width = WidthOfScreen (gdk_x11_screen_get_xscreen (screen)) / scale;
++	height = HeightOfScreen (gdk_x11_screen_get_xscreen (screen)) / scale;
+ 	gs_debug ("Creating background w:%d h:%d", width, height);
+ 	surface = mate_bg_create_surface (manager->priv->bg,
+ 	                                  gs_window_get_gdk_window (window),
diff --git a/debian/patches/series b/debian/patches/series
index bc1e32e..9f46faf 100644
--- a/debian/patches/series
+++ b/debian/patches/series
@@ -1 +1,2 @@
 1001_add-keywords-to-desktop-files.patch
+0001_hidpi.patch

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