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/* gtkcellrenderer.h
* Copyright (C) 2000 Red Hat, Inc., Jonathan Blandford <jrb@redhat.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __GTK_CELL_RENDERER_H__
#define __GTK_CELL_RENDERER_H__
#if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
#error "Only <gtk/gtk.h> can be included directly."
#endif
#include <gtk/gtkcelleditable.h>
G_BEGIN_DECLS
/**
* GtkCellRendererState:
* @GTK_CELL_RENDERER_SELECTED: The cell is currently selected, and
* probably has a selection colored background to render to.
* @GTK_CELL_RENDERER_PRELIT: The mouse is hovering over the cell.
* @GTK_CELL_RENDERER_INSENSITIVE: The cell is drawn in an insensitive manner
* @GTK_CELL_RENDERER_SORTED: The cell is in a sorted row
* @GTK_CELL_RENDERER_FOCUSED: The cell is in the focus row.
* @GTK_CELL_RENDERER_EXPANDABLE: The cell is in a row that can be expanded
* @GTK_CELL_RENDERER_EXPANDED: The cell is in a row that is expanded
*
* Tells how a cell is to be rendered.
*/
typedef enum
{
GTK_CELL_RENDERER_SELECTED = 1 << 0,
GTK_CELL_RENDERER_PRELIT = 1 << 1,
GTK_CELL_RENDERER_INSENSITIVE = 1 << 2,
/* this flag means the cell is in the sort column/row */
GTK_CELL_RENDERER_SORTED = 1 << 3,
GTK_CELL_RENDERER_FOCUSED = 1 << 4,
GTK_CELL_RENDERER_EXPANDABLE = 1 << 5,
GTK_CELL_RENDERER_EXPANDED = 1 << 6
} GtkCellRendererState;
/**
* GtkCellRendererMode:
* @GTK_CELL_RENDERER_MODE_INERT: The cell is just for display
* and cannot be interacted with. Note that this doesn’t mean that eg. the
* row being drawn can’t be selected -- just that a particular element of
* it cannot be individually modified.
* @GTK_CELL_RENDERER_MODE_ACTIVATABLE: The cell can be clicked.
* @GTK_CELL_RENDERER_MODE_EDITABLE: The cell can be edited or otherwise modified.
*
* Identifies how the user can interact with a particular cell.
*/
typedef enum
{
GTK_CELL_RENDERER_MODE_INERT,
GTK_CELL_RENDERER_MODE_ACTIVATABLE,
GTK_CELL_RENDERER_MODE_EDITABLE
} GtkCellRendererMode;
#define GTK_TYPE_CELL_RENDERER (gtk_cell_renderer_get_type ())
#define GTK_CELL_RENDERER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_CELL_RENDERER, GtkCellRenderer))
#define GTK_CELL_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_CELL_RENDERER, GtkCellRendererClass))
#define GTK_IS_CELL_RENDERER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_CELL_RENDERER))
#define GTK_IS_CELL_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_CELL_RENDERER))
#define GTK_CELL_RENDERER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_CELL_RENDERER, GtkCellRendererClass))
typedef struct _GtkCellRenderer GtkCellRenderer;
typedef struct _GtkCellRendererPrivate GtkCellRendererPrivate;
typedef struct _GtkCellRendererClass GtkCellRendererClass;
typedef struct _GtkCellRendererClassPrivate GtkCellRendererClassPrivate;
struct _GtkCellRenderer
{
GInitiallyUnowned parent_instance;
/*< private >*/
GtkCellRendererPrivate *priv;
};
/**
* GtkCellRendererClass:
* @get_request_mode: Called to gets whether the cell renderer prefers
* a height-for-width layout or a width-for-height layout.
* @get_preferred_width: Called to get a renderer’s natural width.
* @get_preferred_height_for_width: Called to get a renderer’s natural height for width.
* @get_preferred_height: Called to get a renderer’s natural height.
* @get_preferred_width_for_height: Called to get a renderer’s natural width for height.
* @get_aligned_area: Called to get the aligned area used by @cell inside @cell_area.
* @get_size: Called to get the width and height needed to render the cell. Deprecated: 3.0.
* @snapshot: Called to snapshot the content of the #GtkCellRenderer.
* @activate: Called to activate the content of the #GtkCellRenderer.
* @start_editing: Called to initiate editing the content of the #GtkCellRenderer.
* @editing_canceled: Signal gets emitted when the user cancels the process of editing a cell.
* @editing_started: Signal gets emitted when a cell starts to be edited.
*/
struct _GtkCellRendererClass
{
/*< private >*/
GInitiallyUnownedClass parent_class;
/*< public >*/
/* vtable - not signals */
GtkSizeRequestMode (* get_request_mode) (GtkCellRenderer *cell);
void (* get_preferred_width) (GtkCellRenderer *cell,
GtkWidget *widget,
gint *minimum_size,
gint *natural_size);
void (* get_preferred_height_for_width) (GtkCellRenderer *cell,
GtkWidget *widget,
gint width,
gint *minimum_height,
gint *natural_height);
void (* get_preferred_height) (GtkCellRenderer *cell,
GtkWidget *widget,
gint *minimum_size,
gint *natural_size);
void (* get_preferred_width_for_height) (GtkCellRenderer *cell,
GtkWidget *widget,
gint height,
gint *minimum_width,
gint *natural_width);
void (* get_aligned_area) (GtkCellRenderer *cell,
GtkWidget *widget,
GtkCellRendererState flags,
const GdkRectangle *cell_area,
GdkRectangle *aligned_area);
void (* get_size) (GtkCellRenderer *cell,
GtkWidget *widget,
const GdkRectangle *cell_area,
gint *x_offset,
gint *y_offset,
gint *width,
gint *height);
void (* snapshot) (GtkCellRenderer *cell,
GtkSnapshot *snapshot,
GtkWidget *widget,
const GdkRectangle *background_area,
const GdkRectangle *cell_area,
GtkCellRendererState flags);
gboolean (* activate) (GtkCellRenderer *cell,
GdkEvent *event,
GtkWidget *widget,
const gchar *path,
const GdkRectangle *background_area,
const GdkRectangle *cell_area,
GtkCellRendererState flags);
GtkCellEditable * (* start_editing) (GtkCellRenderer *cell,
GdkEvent *event,
GtkWidget *widget,
const gchar *path,
const GdkRectangle *background_area,
const GdkRectangle *cell_area,
GtkCellRendererState flags);
/* Signals */
void (* editing_canceled) (GtkCellRenderer *cell);
void (* editing_started) (GtkCellRenderer *cell,
GtkCellEditable *editable,
const gchar *path);
/*< private >*/
GtkCellRendererClassPrivate *priv;
gpointer padding[8];
};
GDK_AVAILABLE_IN_ALL
GType gtk_cell_renderer_get_type (void) G_GNUC_CONST;
GDK_AVAILABLE_IN_ALL
GtkSizeRequestMode gtk_cell_renderer_get_request_mode (GtkCellRenderer *cell);
GDK_AVAILABLE_IN_ALL
void gtk_cell_renderer_get_preferred_width (GtkCellRenderer *cell,
GtkWidget *widget,
gint *minimum_size,
gint *natural_size);
GDK_AVAILABLE_IN_ALL
void gtk_cell_renderer_get_preferred_height_for_width (GtkCellRenderer *cell,
GtkWidget *widget,
gint width,
gint *minimum_height,
gint *natural_height);
GDK_AVAILABLE_IN_ALL
void gtk_cell_renderer_get_preferred_height (GtkCellRenderer *cell,
GtkWidget *widget,
gint *minimum_size,
gint *natural_size);
GDK_AVAILABLE_IN_ALL
void gtk_cell_renderer_get_preferred_width_for_height (GtkCellRenderer *cell,
GtkWidget *widget,
gint height,
gint *minimum_width,
gint *natural_width);
GDK_AVAILABLE_IN_ALL
void gtk_cell_renderer_get_preferred_size (GtkCellRenderer *cell,
GtkWidget *widget,
GtkRequisition *minimum_size,
GtkRequisition *natural_size);
GDK_AVAILABLE_IN_ALL
void gtk_cell_renderer_get_aligned_area (GtkCellRenderer *cell,
GtkWidget *widget,
GtkCellRendererState flags,
const GdkRectangle *cell_area,
GdkRectangle *aligned_area);
GDK_AVAILABLE_IN_ALL
void gtk_cell_renderer_snapshot (GtkCellRenderer *cell,
GtkSnapshot *snapshot,
GtkWidget *widget,
const GdkRectangle *background_area,
const GdkRectangle *cell_area,
GtkCellRendererState flags);
GDK_AVAILABLE_IN_ALL
gboolean gtk_cell_renderer_activate (GtkCellRenderer *cell,
GdkEvent *event,
GtkWidget *widget,
const gchar *path,
const GdkRectangle *background_area,
const GdkRectangle *cell_area,
GtkCellRendererState flags);
GDK_AVAILABLE_IN_ALL
GtkCellEditable *gtk_cell_renderer_start_editing (GtkCellRenderer *cell,
GdkEvent *event,
GtkWidget *widget,
const gchar *path,
const GdkRectangle *background_area,
const GdkRectangle *cell_area,
GtkCellRendererState flags);
GDK_AVAILABLE_IN_ALL
void gtk_cell_renderer_set_fixed_size (GtkCellRenderer *cell,
gint width,
gint height);
GDK_AVAILABLE_IN_ALL
void gtk_cell_renderer_get_fixed_size (GtkCellRenderer *cell,
gint *width,
gint *height);
GDK_AVAILABLE_IN_ALL
void gtk_cell_renderer_set_alignment (GtkCellRenderer *cell,
gfloat xalign,
gfloat yalign);
GDK_AVAILABLE_IN_ALL
void gtk_cell_renderer_get_alignment (GtkCellRenderer *cell,
gfloat *xalign,
gfloat *yalign);
GDK_AVAILABLE_IN_ALL
void gtk_cell_renderer_set_padding (GtkCellRenderer *cell,
gint xpad,
gint ypad);
GDK_AVAILABLE_IN_ALL
void gtk_cell_renderer_get_padding (GtkCellRenderer *cell,
gint *xpad,
gint *ypad);
GDK_AVAILABLE_IN_ALL
void gtk_cell_renderer_set_visible (GtkCellRenderer *cell,
gboolean visible);
GDK_AVAILABLE_IN_ALL
gboolean gtk_cell_renderer_get_visible (GtkCellRenderer *cell);
GDK_AVAILABLE_IN_ALL
void gtk_cell_renderer_set_sensitive (GtkCellRenderer *cell,
gboolean sensitive);
GDK_AVAILABLE_IN_ALL
gboolean gtk_cell_renderer_get_sensitive (GtkCellRenderer *cell);
GDK_AVAILABLE_IN_ALL
gboolean gtk_cell_renderer_is_activatable (GtkCellRenderer *cell);
/* For use by cell renderer implementations only */
GDK_AVAILABLE_IN_ALL
void gtk_cell_renderer_stop_editing (GtkCellRenderer *cell,
gboolean canceled);
void _gtk_cell_renderer_calc_offset (GtkCellRenderer *cell,
const GdkRectangle *cell_area,
GtkTextDirection direction,
gint width,
gint height,
gint *x_offset,
gint *y_offset);
GDK_AVAILABLE_IN_ALL
GtkStateFlags gtk_cell_renderer_get_state (GtkCellRenderer *cell,
GtkWidget *widget,
GtkCellRendererState cell_state);
GDK_AVAILABLE_IN_ALL
void gtk_cell_renderer_class_set_accessible_type
(GtkCellRendererClass *renderer_class,
GType type);
GType _gtk_cell_renderer_get_accessible_type
(GtkCellRenderer * renderer);
G_END_DECLS
#endif /* __GTK_CELL_RENDERER_H__ */
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