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themingbackground: make it based on GtkStyleContext

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Instead of GtkThemingEngine. This will allow for the object to be also
used from inside e.g. a _draw() method.
This commit is contained in:
Cosimo Cecchi 2012-02-08 16:29:16 -05:00 committed by Matthias Clasen
parent ae132c0a1a
commit 46187037a3
2 changed files with 52 additions and 24 deletions
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66
gtk/gtkthemingbackground.c
View File

@ -40,7 +40,7 @@ static void
_gtk_theming_background_apply_window_background (GtkThemingBackground *bg,
cairo_t *cr)
{
if (gtk_theming_engine_has_class (bg->engine, "background"))
if (gtk_style_context_has_class (bg->context, "background"))
{
cairo_set_source_rgba (cr, 1.0, 1.0, 1.0, 0.0); /* transparent */
cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE);
@ -54,9 +54,9 @@ _gtk_theming_background_apply_origin (GtkThemingBackground *bg)
GtkCssArea origin;
cairo_rectangle_t image_rect;
gtk_theming_engine_get (bg->engine, bg->flags,
"background-origin", &origin,
NULL);
gtk_style_context_get (bg->context, bg->flags,
"background-origin", &origin,
NULL);
/* The default size of the background image depends on the
background-origin value as this affects the top left
@ -93,9 +93,9 @@ _gtk_theming_background_apply_clip (GtkThemingBackground *bg)
{
GtkCssArea clip;
gtk_theming_engine_get (bg->engine, bg->flags,
"background-clip", &clip,
NULL);
gtk_style_context_get (bg->context, bg->flags,
"background-clip", &clip,
NULL);
if (clip == GTK_CSS_AREA_PADDING_BOX)
{
@ -167,10 +167,10 @@ _gtk_theming_background_paint (GtkThemingBackground *bg,
double image_width, image_height;
double width, height;
size = g_value_get_boxed (_gtk_theming_engine_peek_property (bg->engine, "background-size"));
gtk_theming_engine_get (bg->engine, bg->flags,
"background-repeat", &hrepeat,
NULL);
size = g_value_get_boxed (_gtk_style_context_peek_property (bg->context, "background-size"));
gtk_style_context_get (bg->context, bg->flags,
"background-repeat", &hrepeat,
NULL);
vrepeat = GTK_CSS_BACKGROUND_VERTICAL (hrepeat);
hrepeat = GTK_CSS_BACKGROUND_HORIZONTAL (hrepeat);
width = bg->image_rect.width;
@ -300,9 +300,9 @@ _gtk_theming_background_apply_shadow (GtkThemingBackground *bg,
{
GtkShadow *box_shadow;
gtk_theming_engine_get (bg->engine, bg->flags,
"box-shadow", &box_shadow,
NULL);
gtk_style_context_get (bg->context, bg->flags,
"box-shadow", &box_shadow,
NULL);
if (box_shadow != NULL)
{
@ -312,13 +312,13 @@ _gtk_theming_background_apply_shadow (GtkThemingBackground *bg,
}
static void
_gtk_theming_background_init_engine (GtkThemingBackground *bg)
_gtk_theming_background_init_context (GtkThemingBackground *bg)
{
bg->flags = gtk_theming_engine_get_state (bg->engine);
bg->flags = gtk_style_context_get_state (bg->context);
gtk_theming_engine_get_border (bg->engine, bg->flags, &bg->border);
gtk_theming_engine_get_padding (bg->engine, bg->flags, &bg->padding);
gtk_theming_engine_get_background_color (bg->engine, bg->flags, &bg->bg_color);
gtk_style_context_get_border (bg->context, bg->flags, &bg->border);
gtk_style_context_get_padding (bg->context, bg->flags, &bg->padding);
gtk_style_context_get_background_color (bg->context, bg->flags, &bg->bg_color);
/* In the CSS box model, by default the background positioning area is
* the padding-box, i.e. all the border-box minus the borders themselves,
@ -329,7 +329,8 @@ _gtk_theming_background_init_engine (GtkThemingBackground *bg)
* right now we just shrink to the default.
*/
_gtk_rounded_box_init_rect (&bg->padding_box, 0, 0, bg->paint_area.width, bg->paint_area.height);
_gtk_rounded_box_apply_border_radius (&bg->padding_box, bg->engine, bg->flags, bg->junction);
_gtk_rounded_box_apply_border_radius_for_context (&bg->padding_box, bg->context, bg->flags, bg->junction);
bg->clip_box = bg->padding_box;
_gtk_rounded_box_shrink (&bg->padding_box,
@ -339,7 +340,7 @@ _gtk_theming_background_init_engine (GtkThemingBackground *bg)
_gtk_theming_background_apply_clip (bg);
_gtk_theming_background_apply_origin (bg);
bg->image = g_value_get_object (_gtk_theming_engine_peek_property (bg->engine, "background-image"));
bg->image = g_value_get_object (_gtk_style_context_peek_property (bg->context, "background-image"));
}
void
@ -351,9 +352,28 @@ _gtk_theming_background_init (GtkThemingBackground *bg,
gdouble height,
GtkJunctionSides junction)
{
GtkStyleContext *context;
g_assert (bg != NULL);
bg->engine = engine;
context = _gtk_theming_engine_get_context (engine);
_gtk_theming_background_init_from_context (bg, context,
x, y, width, height,
junction);
}
void
_gtk_theming_background_init_from_context (GtkThemingBackground *bg,
GtkStyleContext *context,
gdouble x,
gdouble y,
gdouble width,
gdouble height,
GtkJunctionSides junction)
{
g_assert (bg != NULL);
bg->context = context;
bg->paint_area.x = x;
bg->paint_area.y = y;
@ -363,7 +383,7 @@ _gtk_theming_background_init (GtkThemingBackground *bg,
bg->image = NULL;
bg->junction = junction;
_gtk_theming_background_init_engine (bg);
_gtk_theming_background_init_context (bg);
}
void

10
gtk/gtkthemingbackgroundprivate.h
View File

@ -35,7 +35,7 @@ G_BEGIN_DECLS
typedef struct _GtkThemingBackground GtkThemingBackground;
struct _GtkThemingBackground {
GtkThemingEngine *engine;
GtkStyleContext *context;
cairo_rectangle_t paint_area;
cairo_rectangle_t image_rect;
@ -60,6 +60,14 @@ void _gtk_theming_background_init (GtkThemingBackground *bg,
gdouble height,
GtkJunctionSides junction);
void _gtk_theming_background_init_from_context (GtkThemingBackground *bg,
GtkStyleContext *context,
gdouble x,
gdouble y,
gdouble width,
gdouble height,
GtkJunctionSides junction);
void _gtk_theming_background_render (GtkThemingBackground *bg,
cairo_t *cr);