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constraint solver: Add a hack for external linking

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Make it possible to build tests which use
GtkConstraintSolver from inside and outside libgtk.
See the test added in the following commit for
how this is used.
This commit is contained in:
Matthias Clasen
2019-06-28 04:49:42 +00:00
parent b0824a5784
commit 043fed8612
1 changed files with 20 additions and 0 deletions
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20
gtk/gtkconstraintsolverprivate.h
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@@ -25,10 +25,30 @@
G_BEGIN_DECLS
#ifdef GTK_TEST_EXTERNAL
#define GTK_TYPE_CONSTRAINT_SOLVER (g_type_from_name ("GtkConstraintSolver"))
#define GTK_CONSTRAINT_SOLVER(solver) (G_TYPE_CHECK_INSTANCE_CAST ((solver), GTK_TYPE_CONSTRAINT_SOLVER, GtkConstraintSolver))
#define GTK_CONSTRAINT_SOLVER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_CONSTRAINT_SOLVER, GtkConstraintSolverClass))
#define GTK_IS_CONSTRAINT_SOLVER(solver) (G_TYPE_CHECK_INSTANCE_TYPE ((solver), GTK_TYPE_CONSTRAINT_SOLVER))
#define GTK_IS_CONSTRAINT_SOLVER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_CONSTRAINT_SOLVER))
#define GTK_CONSTRAINT_SOLVER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_CONSTRAINT_SOLVER, GtkConstraintSolverClass))
typedef struct _GtkConstraintSolver GtkConstraintSolver;
typedef struct _GtkConstraintSolverClass GtkConstraintSolverClass;
struct _GtkConstraintSolverClass {
GObjectClass parent_class;
};
#else
#define GTK_TYPE_CONSTRAINT_SOLVER (gtk_constraint_solver_get_type())
G_DECLARE_FINAL_TYPE (GtkConstraintSolver, gtk_constraint_solver, GTK, CONSTRAINT_SOLVER, GObject)
#endif
/* Symbolic weight thresholds
*
* Constraint weights live on a continuum, but we use thresholds for simplicity's