css: Introduce _gtk_css_value_compute()
This commit is essentially a large reorganization. Instead of all value subtypes having their own compute function, there is the general _gtk_css_value_compute() function that then calls a vfunc on the subtype.
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@ -23,6 +23,7 @@
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#include <glib-object.h>
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#include "gtkcsstypesprivate.h"
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#include "gtksymboliccolor.h"
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#include "gtktypes.h"
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G_BEGIN_DECLS
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@ -41,6 +42,8 @@ typedef struct _GtkCssValueClass GtkCssValueClass;
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struct _GtkCssValueClass {
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void (* free) (GtkCssValue *value);
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GtkCssValue * (* compute) (GtkCssValue *value,
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GtkStyleContext *context);
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gboolean (* equal) (const GtkCssValue *value1,
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const GtkCssValue *value2);
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GtkCssValue * (* transition) (GtkCssValue *start,
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@ -59,6 +62,8 @@ GtkCssValue *_gtk_css_value_alloc (const GtkCssValueClass
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GtkCssValue *_gtk_css_value_ref (GtkCssValue *value);
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void _gtk_css_value_unref (GtkCssValue *value);
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GtkCssValue *_gtk_css_value_compute (GtkCssValue *value,
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GtkStyleContext *context);
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gboolean _gtk_css_value_equal (const GtkCssValue *value1,
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const GtkCssValue *value2);
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gboolean _gtk_css_value_equal0 (const GtkCssValue *value1,
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