/* gtkcellrenderer.h * Copyright (C) 2000 Red Hat, Inc., Jonathan Blandford * * 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 . */ #ifndef __GTK_CELL_RENDERER_H__ #define __GTK_CELL_RENDERER_H__ #if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION) #error "Only can be included directly." #endif #include 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. * @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, int *minimum_size, int *natural_size); void (* get_preferred_height_for_width) (GtkCellRenderer *cell, GtkWidget *widget, int width, int *minimum_height, int *natural_height); void (* get_preferred_height) (GtkCellRenderer *cell, GtkWidget *widget, int *minimum_size, int *natural_size); void (* get_preferred_width_for_height) (GtkCellRenderer *cell, GtkWidget *widget, int height, int *minimum_width, int *natural_width); void (* get_aligned_area) (GtkCellRenderer *cell, GtkWidget *widget, GtkCellRendererState flags, const GdkRectangle *cell_area, GdkRectangle *aligned_area); 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 char *path, const GdkRectangle *background_area, const GdkRectangle *cell_area, GtkCellRendererState flags); GtkCellEditable * (* start_editing) (GtkCellRenderer *cell, GdkEvent *event, GtkWidget *widget, const char *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 char *path); /*< private >*/ 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, int *minimum_size, int *natural_size); GDK_AVAILABLE_IN_ALL void gtk_cell_renderer_get_preferred_height_for_width (GtkCellRenderer *cell, GtkWidget *widget, int width, int *minimum_height, int *natural_height); GDK_AVAILABLE_IN_ALL void gtk_cell_renderer_get_preferred_height (GtkCellRenderer *cell, GtkWidget *widget, int *minimum_size, int *natural_size); GDK_AVAILABLE_IN_ALL void gtk_cell_renderer_get_preferred_width_for_height (GtkCellRenderer *cell, GtkWidget *widget, int height, int *minimum_width, int *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 char *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 char *path, const GdkRectangle *background_area, const GdkRectangle *cell_area, GtkCellRendererState flags); GDK_AVAILABLE_IN_ALL void gtk_cell_renderer_set_fixed_size (GtkCellRenderer *cell, int width, int height); GDK_AVAILABLE_IN_ALL void gtk_cell_renderer_get_fixed_size (GtkCellRenderer *cell, int *width, int *height); GDK_AVAILABLE_IN_ALL void gtk_cell_renderer_set_alignment (GtkCellRenderer *cell, float xalign, float yalign); GDK_AVAILABLE_IN_ALL void gtk_cell_renderer_get_alignment (GtkCellRenderer *cell, float *xalign, float *yalign); GDK_AVAILABLE_IN_ALL void gtk_cell_renderer_set_padding (GtkCellRenderer *cell, int xpad, int ypad); GDK_AVAILABLE_IN_ALL void gtk_cell_renderer_get_padding (GtkCellRenderer *cell, int *xpad, int *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); GDK_AVAILABLE_IN_ALL void gtk_cell_renderer_set_is_expander (GtkCellRenderer *cell, gboolean is_expander); GDK_AVAILABLE_IN_ALL gboolean gtk_cell_renderer_get_is_expander (GtkCellRenderer *cell); GDK_AVAILABLE_IN_ALL void gtk_cell_renderer_set_is_expanded (GtkCellRenderer *cell, gboolean is_expanded); GDK_AVAILABLE_IN_ALL gboolean gtk_cell_renderer_get_is_expanded (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, int width, int height, int *x_offset, int *y_offset); GDK_AVAILABLE_IN_ALL GtkStateFlags gtk_cell_renderer_get_state (GtkCellRenderer *cell, GtkWidget *widget, GtkCellRendererState cell_state); G_END_DECLS #endif /* __GTK_CELL_RENDERER_H__ */