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/*
* columns.h - header file for a columns-based widget container
* capable of supporting the PuTTY portable dialog box layout
* mechanism.
*/
#ifndef COLUMNS_H
#define COLUMNS_H
#include <gdk/gdk.h>
#include <gtk/gtk.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#define TYPE_COLUMNS (columns_get_type())
#define COLUMNS(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), TYPE_COLUMNS, Columns))
#define COLUMNS_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass), TYPE_COLUMNS, ColumnsClass))
#define IS_COLUMNS(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), TYPE_COLUMNS))
#define IS_COLUMNS_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), TYPE_COLUMNS))
typedef struct Columns_tag Columns;
typedef struct ColumnsClass_tag ColumnsClass;
typedef struct ColumnsChild_tag ColumnsChild;
struct Columns_tag {
GtkContainer container;
/* private after here */
GList *children; /* this holds ColumnsChild structures */
GList *taborder; /* this just holds GtkWidgets */
ColumnsChild *vexpand;
gint spacing;
};
struct ColumnsClass_tag {
GtkContainerClass parent_class;
};
struct ColumnsChild_tag {
/* If `widget' is non-NULL, this entry represents an actual widget. */
GtkWidget *widget;
gint colstart, colspan;
bool force_left; /* for recalcitrant GtkLabels */
/* Otherwise, this entry represents a change in the column setup. */
gint ncols;
gint *percentages;
gint x, y, w, h; /* used during an individual size computation */
/* Circularly linked list of children that are vertically aligned
* with each other. */
ColumnsChild *valign_next, *valign_prev;
/* Temporary space used within some methods */
bool visited;
};
GType columns_get_type(void);
GtkWidget *columns_new(gint spacing);
void columns_set_cols(Columns *cols, gint ncols, const gint *percentages);
void columns_add(Columns *cols, GtkWidget *child,
gint colstart, gint colspan);
void columns_taborder_last(Columns *cols, GtkWidget *child);
void columns_force_left_align(Columns *cols, GtkWidget *child);
void columns_align_next_to(Columns *cols, GtkWidget *ch1, GtkWidget *ch2);
void columns_vexpand(Columns *cols, GtkWidget *child);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* COLUMNS_H */
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