forked from AuroraMiddleware/gtk
9d0c2f6b37
This is so that treeviews can have some columns oriented vertically and some horizontally, usually the column will only allocate the areas width, having vertical columns without fixed row heights just means it's slower to render.
140 lines
5.7 KiB
C
140 lines
5.7 KiB
C
/* gtkcellareaboxcontext.h
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*
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* Copyright (C) 2010 Openismus GmbH
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*
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* Authors:
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* Tristan Van Berkom <tristanvb@openismus.com>
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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 Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 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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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
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#error "Only <gtk/gtk.h> can be included directly."
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#endif
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#ifndef __GTK_CELL_AREA_BOX_CONTEXT_H__
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#define __GTK_CELL_AREA_BOX_CONTEXT_H__
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#include <gtk/gtkcellareacontext.h>
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#include <gtk/gtkcellareabox.h>
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#include <gtk/gtkcellrenderer.h>
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#include <gtk/gtksizerequest.h>
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G_BEGIN_DECLS
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#define GTK_TYPE_CELL_AREA_BOX_CONTEXT (gtk_cell_area_box_context_get_type ())
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#define GTK_CELL_AREA_BOX_CONTEXT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_CELL_AREA_BOX_CONTEXT, GtkCellAreaBoxContext))
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#define GTK_CELL_AREA_BOX_CONTEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_CELL_AREA_BOX_CONTEXT, GtkCellAreaBoxContextClass))
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#define GTK_IS_CELL_AREA_BOX_CONTEXT(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_CELL_AREA_BOX_CONTEXT))
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#define GTK_IS_CELL_AREA_BOX_CONTEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_CELL_AREA_BOX_CONTEXT))
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#define GTK_CELL_AREA_BOX_CONTEXT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_CELL_AREA_BOX_CONTEXT, GtkCellAreaBoxContextClass))
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typedef struct _GtkCellAreaBoxContext GtkCellAreaBoxContext;
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typedef struct _GtkCellAreaBoxContextClass GtkCellAreaBoxContextClass;
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typedef struct _GtkCellAreaBoxContextPrivate GtkCellAreaBoxContextPrivate;
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struct _GtkCellAreaBoxContext
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{
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GtkCellAreaContext parent_instance;
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GtkCellAreaBoxContextPrivate *priv;
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};
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struct _GtkCellAreaBoxContextClass
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{
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GtkCellAreaContextClass parent_class;
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};
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GType gtk_cell_area_box_context_get_type (void) G_GNUC_CONST;
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/* Initialize group array dimensions */
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void gtk_cell_area_box_init_groups (GtkCellAreaBoxContext *box_context,
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guint n_groups,
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gboolean *expand_groups);
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/* Update cell-group sizes */
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void gtk_cell_area_box_context_push_group_width (GtkCellAreaBoxContext *box_context,
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gint group_idx,
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gint minimum_width,
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gint natural_width);
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void gtk_cell_area_box_context_push_group_height_for_width (GtkCellAreaBoxContext *box_context,
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gint group_idx,
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gint for_width,
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gint minimum_height,
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gint natural_height);
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void gtk_cell_area_box_context_push_group_height (GtkCellAreaBoxContext *box_context,
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gint group_idx,
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gint minimum_height,
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gint natural_height);
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void gtk_cell_area_box_context_push_group_width_for_height (GtkCellAreaBoxContext *box_context,
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gint group_idx,
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gint for_height,
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gint minimum_width,
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gint natural_width);
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/* Fetch cell-group sizes */
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void gtk_cell_area_box_context_get_group_width (GtkCellAreaBoxContext *box_context,
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gint group_idx,
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gint *minimum_width,
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gint *natural_width);
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void gtk_cell_area_box_context_get_group_height_for_width (GtkCellAreaBoxContext *box_context,
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gint group_idx,
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gint for_width,
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gint *minimum_height,
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gint *natural_height);
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void gtk_cell_area_box_context_get_group_height (GtkCellAreaBoxContext *box_context,
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gint group_idx,
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gint *minimum_height,
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gint *natural_height);
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void gtk_cell_area_box_context_get_group_width_for_height (GtkCellAreaBoxContext *box_context,
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gint group_idx,
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gint for_height,
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gint *minimum_width,
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gint *natural_width);
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GtkRequestedSize *gtk_cell_area_box_context_get_widths (GtkCellAreaBoxContext *box_context,
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gint *n_widths);
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GtkRequestedSize *gtk_cell_area_box_context_get_heights (GtkCellAreaBoxContext *box_context,
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gint *n_heights);
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/* Private context/area interaction */
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typedef struct {
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gint group_idx; /* Groups containing only invisible cells are not allocated */
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gint position; /* Relative group allocation position in the orientation of the box */
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gint size; /* Full allocated size of the cells in this group spacing inclusive */
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} GtkCellAreaBoxAllocation;
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GtkCellAreaBoxAllocation *
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gtk_cell_area_box_context_get_orientation_allocs (GtkCellAreaBoxContext *context,
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gint *n_allocs);
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GtkCellAreaBoxAllocation *
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gtk_cell_area_box_context_allocate (GtkCellAreaBoxContext *context,
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gint orientation_size,
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gint *n_allocs);
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G_END_DECLS
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#endif /* __GTK_CELL_AREA_BOX_CONTEXT_H__ */
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