bedd2d77b6
This is implemented as a auxiliary object that generates a bunch of constraints (and variables) when added to a constraint layout. Maybe this could be generalized to a 'constraint set' concept, if we come up with other layouts that we want to reimplement in this way.
70 lines
2.7 KiB
C
70 lines
2.7 KiB
C
/* gtkconstraintlayout.h: Layout manager using constraints
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* Copyright 2019 GNOME Foundation
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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* Author: Emmanuele Bassi
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*/
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#pragma once
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#include <gtk/gtklayoutmanager.h>
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#include <gtk/gtkconstraint.h>
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#include <gtk/gtkconstraintguide.h>
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#include <gtk/gtkgridconstraint.h>
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G_BEGIN_DECLS
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#define GTK_TYPE_CONSTRAINT_LAYOUT (gtk_constraint_layout_get_type ())
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#define GTK_TYPE_CONSTRAINT_LAYOUT_CHILD (gtk_constraint_layout_child_get_type ())
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/**
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* GtkConstraintLayoutChild:
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*
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* A #GtkLayoutChild in a #GtkConstraintLayout.
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*/
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GDK_AVAILABLE_IN_ALL
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G_DECLARE_FINAL_TYPE (GtkConstraintLayoutChild, gtk_constraint_layout_child, GTK, CONSTRAINT_LAYOUT_CHILD, GtkLayoutChild)
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/**
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* GtkConstraintLayout:
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*
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* A layout manager using #GtkConstraint to describe
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* relations between widgets.
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*/
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GDK_AVAILABLE_IN_ALL
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G_DECLARE_FINAL_TYPE (GtkConstraintLayout, gtk_constraint_layout, GTK, CONSTRAINT_LAYOUT, GtkLayoutManager)
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GDK_AVAILABLE_IN_ALL
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GtkLayoutManager * gtk_constraint_layout_new (void);
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GDK_AVAILABLE_IN_ALL
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void gtk_constraint_layout_add_constraint (GtkConstraintLayout *manager,
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GtkConstraint *constraint);
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GDK_AVAILABLE_IN_ALL
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void gtk_constraint_layout_remove_constraint (GtkConstraintLayout *manager,
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GtkConstraint *constraint);
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GDK_AVAILABLE_IN_ALL
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void gtk_constraint_layout_add_grid_constraint (GtkConstraintLayout *manager,
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GtkGridConstraint *constraint);
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GDK_AVAILABLE_IN_ALL
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void gtk_constraint_layout_add_guide (GtkConstraintLayout *manager,
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GtkConstraintGuide *guide);
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GDK_AVAILABLE_IN_ALL
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void gtk_constraint_layout_remove_guide (GtkConstraintLayout *manager,
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GtkConstraintGuide *guide);
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G_END_DECLS
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