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Diffstat (limited to 'widgets/table/e-tree.h')
| -rw-r--r-- | widgets/table/e-tree.h | 289 |
1 files changed, 289 insertions, 0 deletions
diff --git a/widgets/table/e-tree.h b/widgets/table/e-tree.h new file mode 100644 index 0000000000..9726fdd996 --- /dev/null +++ b/widgets/table/e-tree.h @@ -0,0 +1,289 @@ +/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ +#ifndef _E_TREE_H_ +#define _E_TREE_H_ + +#include <libgnomeui/gnome-canvas.h> +#include <gtk/gtktable.h> +#include <gnome-xml/tree.h> +#include <gal/e-table/e-table-header.h> +#include <gal/e-table/e-table-group.h> +#include <gal/e-table/e-table-sort-info.h> +#include <gal/e-table/e-table-item.h> +#include <gal/e-table/e-table-selection-model.h> +#include <gal/e-table/e-table-extras.h> +#include <gal/e-table/e-table-specification.h> +#include <gal/widgets/e-printable.h> +#include <gal/e-table/e-table-state.h> + +#include <gal/e-table/e-tree-model.h> +#include <gal/e-table/e-tree-table-adapter.h> +#include <gal/e-table/e-tree-sorted.h> + +BEGIN_GNOME_DECLS + +#define E_TREE_TYPE (e_tree_get_type ()) +#define E_TREE(o) (GTK_CHECK_CAST ((o), E_TREE_TYPE, ETree)) +#define E_TREE_CLASS(k) (GTK_CHECK_CLASS_CAST((k), E_TREE_TYPE, ETreeClass)) +#define E_IS_TREE(o) (GTK_CHECK_TYPE ((o), E_TREE_TYPE)) +#define E_IS_TREE_CLASS(k) (GTK_CHECK_CLASS_TYPE ((k), E_TREE_TYPE)) + +typedef struct _ETreeDragSourceSite ETreeDragSourceSite; + +typedef struct { + GtkTable parent; + + ETreeModel *model; + ETreeSorted *sorted; + ETreeTableAdapter *etta; + + ETableHeader *full_header, *header; + + ETableSortInfo *sort_info; + ESorter *sorter; + + ETableSelectionModel *selection; + ETableSpecification *spec; + + int reflow_idle_id; + + GnomeCanvas *header_canvas, *table_canvas; + + GnomeCanvasItem *header_item, *root; + + GnomeCanvasItem *white_item; + GnomeCanvasItem *item; + + gint length_threshold; + + /* + * Configuration settings + */ + guint draw_grid : 1; + guint draw_focus : 1; + guint row_selection_active : 1; + + guint horizontal_scrolling : 1; + + ECursorMode cursor_mode; + + int drop_row; + ETreePath drop_path; + int drop_col; + + int drag_row; + ETreePath drag_path; + int drag_col; + ETreeDragSourceSite *site; + + int drag_source_button_press_event_id; + int drag_source_motion_notify_event_id; +} ETree; + +typedef struct { + GtkTableClass parent_class; + + void (*cursor_change) (ETree *et, int row, ETreePath path); + void (*cursor_activated) (ETree *et, int row, ETreePath path); + void (*selection_change) (ETree *et); + void (*double_click) (ETree *et, int row, ETreePath path, int col, GdkEvent *event); + gint (*right_click) (ETree *et, int row, ETreePath path, int col, GdkEvent *event); + gint (*click) (ETree *et, int row, ETreePath path, int col, GdkEvent *event); + gint (*key_press) (ETree *et, int row, ETreePath path, int col, GdkEvent *event); + + void (*set_scroll_adjustments) (ETree *tree, + GtkAdjustment *hadjustment, + GtkAdjustment *vadjustment); + + /* Source side drag signals */ + void (* tree_drag_begin) (ETree *tree, + int row, + ETreePath path, + int col, + GdkDragContext *context); + void (* tree_drag_end) (ETree *tree, + int row, + ETreePath path, + int col, + GdkDragContext *context); + void (* tree_drag_data_get) (ETree *tree, + int row, + ETreePath path, + int col, + GdkDragContext *context, + GtkSelectionData *selection_data, + guint info, + guint time); + void (* tree_drag_data_delete) (ETree *tree, + int row, + ETreePath path, + int col, + GdkDragContext *context); + + /* Target side drag signals */ + void (* tree_drag_leave) (ETree *tree, + int row, + ETreePath path, + int col, + GdkDragContext *context, + guint time); + gboolean (* tree_drag_motion) (ETree *tree, + int row, + ETreePath path, + int col, + GdkDragContext *context, + gint x, + gint y, + guint time); + gboolean (* tree_drag_drop) (ETree *tree, + int row, + ETreePath path, + int col, + GdkDragContext *context, + gint x, + gint y, + guint time); + void (* tree_drag_data_received) (ETree *tree, + int row, + ETreePath path, + int col, + GdkDragContext *context, + gint x, + gint y, + GtkSelectionData *selection_data, + guint info, + guint time); +} ETreeClass; + +GtkType e_tree_get_type (void); + +ETree *e_tree_construct (ETree *e_tree, + ETreeModel *etm, + ETableExtras *ete, + const char *spec, + const char *state); +GtkWidget *e_tree_new (ETreeModel *etm, + ETableExtras *ete, + const char *spec, + const char *state); + +/* Create an ETree using files. */ +ETree *e_tree_construct_from_spec_file (ETree *e_tree, + ETreeModel *etm, + ETableExtras *ete, + const char *spec_fn, + const char *state_fn); +GtkWidget *e_tree_new_from_spec_file (ETreeModel *etm, + ETableExtras *ete, + const char *spec_fn, + const char *state_fn); + +/* To save the state */ +gchar *e_tree_get_state (ETree *e_tree); +void e_tree_save_state (ETree *e_tree, + const gchar *filename); +ETableState *e_tree_get_state_object (ETree *e_tree); + +/* note that it is more efficient to provide the state at creation time */ +void e_tree_set_state (ETree *e_tree, + const gchar *state); +void e_tree_set_state_object (ETree *e_tree, + ETableState *state); +void e_tree_load_state (ETree *e_tree, + const gchar *filename); + +void e_tree_set_cursor (ETree *e_tree, + ETreePath path); + +/* NULL means we don't have the cursor. */ +ETreePath e_tree_get_cursor (ETree *e_tree); +void e_tree_selected_row_foreach (ETree *e_tree, + EForeachFunc callback, + gpointer closure); +gint e_tree_selected_count (ETree *e_tree); +EPrintable *e_tree_get_printable (ETree *e_tree); + +gint e_tree_get_next_row (ETree *e_tree, + gint model_row); +gint e_tree_get_prev_row (ETree *e_tree, + gint model_row); + +gint e_tree_model_to_view_row (ETree *e_tree, + gint model_row); +gint e_tree_view_to_model_row (ETree *e_tree, + gint view_row); +void e_tree_get_cell_at (ETree *tree, + int x, int y, + int *row_return, int *col_return); + +/* Drag & drop stuff. */ +/* Target */ +void e_tree_drag_get_data (ETree *tree, + int row, + int col, + GdkDragContext *context, + GdkAtom target, + guint32 time); +void e_tree_drag_highlight (ETree *tree, + int row, + int col); /* col == -1 to highlight entire row. */ +void e_tree_drag_unhighlight (ETree *tree); +void e_tree_drag_dest_set (ETree *tree, + GtkDestDefaults flags, + const GtkTargetEntry *targets, + gint n_targets, + GdkDragAction actions); +void e_tree_drag_dest_set_proxy (ETree *tree, + GdkWindow *proxy_window, + GdkDragProtocol protocol, + gboolean use_coordinates); + +/* There probably should be functions for setting the targets + * as a GtkTargetList + */ +void e_tree_drag_dest_unset (GtkWidget *widget); + +/* Source side */ +void e_tree_drag_source_set (ETree *tree, + GdkModifierType start_button_mask, + const GtkTargetEntry *targets, + gint n_targets, + GdkDragAction actions); +void e_tree_drag_source_unset (ETree *tree); + +/* There probably should be functions for setting the targets + * as a GtkTargetList + */ +GdkDragContext *e_tree_drag_begin (ETree *tree, + int row, + int col, + GtkTargetList *targets, + GdkDragAction actions, + gint button, + GdkEvent *event); + +/* selection stuff */ +void e_tree_select_all (ETree *tree); +void e_tree_invert_selection (ETree *tree); + + +/* Adapter functions */ + +gboolean e_tree_node_is_expanded (ETree *et, ETreePath path); +void e_tree_node_set_expanded (ETree *et, ETreePath path, gboolean expanded); +void e_tree_node_set_expanded_recurse (ETree *et, ETreePath path, gboolean expanded); +void e_tree_root_node_set_visible (ETree *et, gboolean visible); +ETreePath e_tree_node_at_row (ETree *et, int row); +int e_tree_row_of_node (ETree *et, ETreePath path); +gboolean e_tree_root_node_is_visible(ETree *et); + +void e_tree_show_node (ETree *et, ETreePath path); + +void e_tree_save_expanded_state (ETree *et, char *filename); +void e_tree_load_expanded_state (ETree *et, char *filename); + +int e_tree_row_count (ETree *et); + +END_GNOME_DECLS + +#endif /* _E_TREE_H_ */ + |