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[GTK3] Adjust textarea style contexts for GTK 3.20 theming ABI changes

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trav90 2018-04-06 09:18:33 -05:00 • committed by Roy Tam
commit 459d7f575f
1 changed files with 11 additions and 4 deletions
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15
widget/gtk/WidgetStyleCache.cpp
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@ -876,19 +876,26 @@ GetCssNodeStyleInternal(WidgetNodeType aNodeType)
GTK_STYLE_CLASS_FRAME);
case MOZ_GTK_TEXT_VIEW_TEXT:
case MOZ_GTK_RESIZER:
// TODO - create from CSS node
style = GetWidgetStyleWithClass(MOZ_GTK_TEXT_VIEW, GTK_STYLE_CLASS_VIEW);
style = CreateChildCSSNode("text", MOZ_GTK_TEXT_VIEW);
if (aNodeType == MOZ_GTK_RESIZER) {
// The "grip" class provides the correct builtin icon from
// gtk_render_handle(). The icon is drawn with shaded variants of
// the background color, and so a transparent background would lead to
// a transparent resizer. gtk_render_handle() also uses the
// background color to draw a background, and so this style otherwise
// matches MOZ_GTK_TEXT_VIEW_TEXT to match the background with
// matches what is used in GtkTextView to match the background with
// textarea elements.
GdkRGBA color;
gtk_style_context_get_background_color(style, GTK_STATE_FLAG_NORMAL,
&color);
if (color.alpha == 0.0) {
g_object_unref(style);
style = CreateStyleForWidget(gtk_text_view_new(),
MOZ_GTK_SCROLLED_WINDOW);
}
gtk_style_context_add_class(style, GTK_STYLE_CLASS_GRIP);
}
return style;
break;
case MOZ_GTK_FRAME_BORDER:
style = CreateChildCSSNode("border", MOZ_GTK_FRAME);
break;