1 files changed, 74 insertions, 0 deletions
diff --git a/mozilla-1158076-1.patch b/mozilla-1158076-1.patch
new file mode 100644
index 0000000..1efa975
--- /dev/null
+++ b/mozilla-1158076-1.patch
@@ -0,0 +1,74 @@
+diff --git a/modules/libpref/init/all.js b/modules/libpref/init/all.js
+--- a/modules/libpref/init/all.js
++++ b/modules/libpref/init/all.js
+@@ -4733,16 +4733,18 @@ pref("gfx.content.always-paint", false);
+ 
+ #ifdef ANDROID
+ pref("gfx.apitrace.enabled",false);
+ #endif
+ 
+ #ifdef MOZ_X11
+ #ifdef MOZ_WIDGET_GTK
+ pref("gfx.xrender.enabled",false);
++pref("widget.chrome.allow-gtk-dark-theme", false);
++pref("widget.content.allow-gtk-dark-theme", false);
+ #endif
+ #endif
+ 
+ #ifdef XP_WIN
+ // Whether to disable the automatic detection and use of direct2d.
+ pref("gfx.direct2d.disabled", false);
+ 
+ // Whether to attempt to enable Direct2D regardless of automatic detection or
+diff --git a/widget/gtk/nsLookAndFeel.cpp b/widget/gtk/nsLookAndFeel.cpp
+--- a/widget/gtk/nsLookAndFeel.cpp
++++ b/widget/gtk/nsLookAndFeel.cpp
+@@ -1128,26 +1128,39 @@ nsLookAndFeel::Init()
+     GdkRGBA color;
+     GtkStyleContext *style;
+ 
+     // Gtk manages a screen's CSS in the settings object so we
+     // ask Gtk to create it explicitly. Otherwise we may end up
+     // with wrong color theme, see Bug 972382
+     GtkSettings *settings = gtk_settings_get_for_screen(gdk_screen_get_default());
+ 
+-    // Disable dark theme because it interacts poorly with widget styling in
+-    // web content (see bug 1216658).
++    // Dark themes interacts poorly with widget styling (see bug 1216658).
++    // We disable dark themes by default for all processes (chrome, web content)
++    // but allow user to overide it by prefs.
++    const gchar* dark_setting = "gtk-application-prefer-dark-theme";
++    gboolean darkThemeDefault;
++    g_object_get(settings, dark_setting, &darkThemeDefault, nullptr);
++
+     // To avoid triggering reload of theme settings unnecessarily, only set the
+     // setting when necessary.
+-    const gchar* dark_setting = "gtk-application-prefer-dark-theme";
+-    gboolean dark;
+-    g_object_get(settings, dark_setting, &dark, nullptr);
+-
+-    if (dark && !PR_GetEnv("MOZ_ALLOW_GTK_DARK_THEME")) {
+-        g_object_set(settings, dark_setting, FALSE, nullptr);
++    if (darkThemeDefault) {
++        bool allowDarkTheme;
++        if (XRE_IsContentProcess()) {
++            allowDarkTheme =
++                mozilla::Preferences::GetBool("widget.content.allow-gtk-dark-theme",
++                                              false);
++        } else {
++            allowDarkTheme = (PR_GetEnv("MOZ_ALLOW_GTK_DARK_THEME") != nullptr) ||
++                mozilla::Preferences::GetBool("widget.chrome.allow-gtk-dark-theme",
++                                              false);
++        }
++        if (!allowDarkTheme) {
++            g_object_set(settings, dark_setting, FALSE, nullptr);
++        }
+     }
+ 
+     // Scrollbar colors
+     style = ClaimStyleContext(MOZ_GTK_SCROLLBAR_TROUGH_VERTICAL);
+     gtk_style_context_get_background_color(style, GTK_STATE_FLAG_NORMAL, &color);
+     sMozScrollbar = GDK_RGBA_TO_NS_RGBA(color);
+     ReleaseStyleContext(style);
+ 
+