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Drop GtkGLArea::has-alpha

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We now always behave as if has-alpha is TRUE.

Update all callers.
This commit is contained in:
Matthias Clasen 2018-01-17 09:22:01 -05:00
parent 5711fb9b26
commit f3927f1155
4 changed files with 0 additions and 117 deletions
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85
gtk/gtkglarea.c
View File

@ -154,7 +154,6 @@ typedef struct {
guint texture;
guint depth_stencil_buffer;
gboolean has_alpha;
gboolean has_depth_buffer;
gboolean has_stencil_buffer;
@ -168,7 +167,6 @@ enum {
PROP_0,
PROP_CONTEXT,
PROP_HAS_ALPHA,
PROP_HAS_DEPTH_BUFFER,
PROP_HAS_STENCIL_BUFFER,
PROP_USE_ES,
@ -219,10 +217,6 @@ gtk_gl_area_set_property (GObject *gobject,
gtk_gl_area_set_auto_render (self, g_value_get_boolean (value));
break;
case PROP_HAS_ALPHA:
gtk_gl_area_set_has_alpha (self, g_value_get_boolean (value));
break;
case PROP_HAS_DEPTH_BUFFER:
gtk_gl_area_set_has_depth_buffer (self, g_value_get_boolean (value));
break;
@ -254,10 +248,6 @@ gtk_gl_area_get_property (GObject *gobject,
g_value_set_boolean (value, priv->auto_render);
break;
case PROP_HAS_ALPHA:
g_value_set_boolean (value, priv->has_alpha);
break;
case PROP_HAS_DEPTH_BUFFER:
g_value_set_boolean (value, priv->has_depth_buffer);
break;
@ -732,27 +722,6 @@ gtk_gl_area_class_init (GtkGLAreaClass *klass)
G_PARAM_STATIC_STRINGS |
G_PARAM_EXPLICIT_NOTIFY);
/**
* GtkGLArea:has-alpha:
*
* If set to %TRUE the buffer allocated by the widget will have an alpha channel
* component, and when rendering to the window the result will be composited over
* whatever is below the widget.
*
* If set to %FALSE there will be no alpha channel, and the buffer will fully
* replace anything below the widget.
*
* Since: 3.16
*/
obj_props[PROP_HAS_ALPHA] =
g_param_spec_boolean ("has-alpha",
P_("Has alpha"),
P_("Whether the color buffer has an alpha component"),
FALSE,
GTK_PARAM_READWRITE |
G_PARAM_STATIC_STRINGS |
G_PARAM_EXPLICIT_NOTIFY);
/**
* GtkGLArea:has-depth-buffer:
*
@ -1071,60 +1040,6 @@ gtk_gl_area_get_required_version (GtkGLArea *area,
*minor = priv->required_gl_version % 10;
}
/**
* gtk_gl_area_get_has_alpha:
* @area: a #GtkGLArea
*
* Returns whether the area has an alpha component.
*
* Returns: %TRUE if the @area has an alpha component, %FALSE otherwise
*
* Since: 3.16
*/
gboolean
gtk_gl_area_get_has_alpha (GtkGLArea *area)
{
GtkGLAreaPrivate *priv = gtk_gl_area_get_instance_private (area);
g_return_val_if_fail (GTK_IS_GL_AREA (area), FALSE);
return priv->has_alpha;
}
/**
* gtk_gl_area_set_has_alpha:
* @area: a #GtkGLArea
* @has_alpha: %TRUE to add an alpha component
*
* If @has_alpha is %TRUE the buffer allocated by the widget will have
* an alpha channel component, and when rendering to the window the
* result will be composited over whatever is below the widget.
*
* If @has_alpha is %FALSE there will be no alpha channel, and the
* buffer will fully replace anything below the widget.
*
* Since: 3.16
*/
void
gtk_gl_area_set_has_alpha (GtkGLArea *area,
gboolean has_alpha)
{
GtkGLAreaPrivate *priv = gtk_gl_area_get_instance_private (area);
g_return_if_fail (GTK_IS_GL_AREA (area));
has_alpha = !!has_alpha;
if (priv->has_alpha != has_alpha)
{
priv->has_alpha = has_alpha;
g_object_notify (G_OBJECT (area), "has-alpha");
gtk_gl_area_delete_buffers (area);
}
}
/**
* gtk_gl_area_get_has_depth_buffer:
* @area: a #GtkGLArea

5
gtk/gtkglarea.h
View File

@ -99,11 +99,6 @@ void gtk_gl_area_get_required_version (GtkGLArea *area,
gint *major,
gint *minor);
GDK_AVAILABLE_IN_3_16
gboolean gtk_gl_area_get_has_alpha (GtkGLArea *area);
GDK_AVAILABLE_IN_3_16
void gtk_gl_area_set_has_alpha (GtkGLArea *area,
gboolean has_alpha);
GDK_AVAILABLE_IN_3_16
gboolean gtk_gl_area_get_has_depth_buffer (GtkGLArea *area);
GDK_AVAILABLE_IN_3_16
void gtk_gl_area_set_has_depth_buffer (GtkGLArea *area,

15
tests/gdkgears.c
View File

@ -7,14 +7,6 @@
* DEMO CODE *
************************************************************************/
static void
toggle_alpha (GtkWidget *checkbutton,
GtkWidget *gears)
{
gtk_gl_area_set_has_alpha (GTK_GL_AREA (gears),
gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON(checkbutton)));
}
static void
toggle_overlay (GtkWidget *checkbutton,
GtkWidget *revealer)
@ -187,13 +179,6 @@ main (int argc, char *argv[])
g_signal_connect (check, "toggled",
G_CALLBACK (toggle_spin), spinner);
check = gtk_check_button_new_with_label ("Alpha");
gtk_box_pack_end (GTK_BOX (hbox), check);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (check), FALSE);
gtk_widget_show (check);
g_signal_connect (check, "toggled",
G_CALLBACK (toggle_alpha), gears);
check = gtk_check_button_new_with_label ("Overlay");
gtk_box_pack_end (GTK_BOX (hbox), check);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (check), FALSE);

12
tests/testglblending.c
View File

@ -38,12 +38,6 @@ main (int argc, char *argv[])
gtk_widget_set_size_request (gears, 70, 50);
gtk_fixed_put (GTK_FIXED (fixed), gears, 60, 100);
gears = gtk_gears_new ();
gtk_gl_area_set_has_alpha (GTK_GL_AREA (gears), TRUE);
gtk_widget_set_size_request (gears, 70, 50);
gtk_fixed_put (GTK_FIXED (fixed), gears, 120, 100);
spinner = gtk_spinner_new ();
gtk_spinner_start (GTK_SPINNER (spinner));
gtk_widget_set_size_request (spinner, 50, 50);
@ -64,12 +58,6 @@ main (int argc, char *argv[])
gtk_widget_set_size_request (gears, 70, 50);
gtk_fixed_put (GTK_FIXED (fixed), gears, 60, 130);
gears = gtk_gears_new ();
gtk_gl_area_set_has_alpha (GTK_GL_AREA (gears), TRUE);
gtk_widget_set_size_request (gears, 70, 50);
gtk_fixed_put (GTK_FIXED (fixed), gears, 120, 130);
spinner = gtk_spinner_new ();
gtk_spinner_start (GTK_SPINNER (spinner));
gtk_widget_set_size_request (spinner, 50, 50);