diff options
Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Control.java')
| -rw-r--r-- | bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Control.java | 21 |
1 files changed, 10 insertions, 11 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Control.java b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Control.java index c929cf0efd..b09533d78d 100644 --- a/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Control.java +++ b/bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Control.java @@ -3909,24 +3909,23 @@ public void setBackground (Color color) { void setBackgroundColor (long /*int*/ handle, GdkColor color) { if (OS.GTK3) { - GdkRGBA rgba = null; - double alpha = 1; + if (color == null) { if ((state & PARENT_BACKGROUND) != 0) { - alpha = 0; Control control = findBackgroundControl(); if (control == null) control = this; color = control.getBackgroundColor(); } } - if (color != null) { - rgba = new GdkRGBA (); - rgba.alpha = alpha; - rgba.red = (color.red & 0xFFFF) / (float)0xFFFF; - rgba.green = (color.green & 0xFFFF) / (float)0xFFFF; - rgba.blue = (color.blue & 0xFFFF) / (float)0xFFFF; - } - OS.gtk_widget_override_background_color (handle, OS.GTK_STATE_FLAG_NORMAL, rgba); + String css ="GtkWidget {\n" + + " background-color: rgb("+((color.red >> 8) & 0xFF)+","+((color.green >> 8) & 0xFF)+","+((color.blue >> 8) & 0xFF)+");\n" + + "}\n"; + byte[] css_data = Converter.wcsToMbcs (null, css, true); + long /*int*/ context = OS.gtk_widget_get_style_context(handle); + long /*int*/ provider = OS.gtk_css_provider_new (); + OS.gtk_css_provider_load_from_data (provider, css_data, -1, null); + OS.gtk_style_context_add_provider (context, provider, OS.GTK_STYLE_PROVIDER_PRIORITY_APPLICATION); + OS.g_object_unref (provider); return; } int index = OS.GTK_STATE_NORMAL; |