/* gtktreeprivate.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, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ #ifndef __GTK_TREE_PRIVATE_H__ #define __GTK_TREE_PRIVATE_H__ G_BEGIN_DECLS #include #include #include #define TREE_VIEW_DRAG_WIDTH 6 typedef enum { GTK_TREE_VIEW_IS_LIST = 1 << 0, GTK_TREE_VIEW_SHOW_EXPANDERS = 1 << 1, GTK_TREE_VIEW_IN_COLUMN_RESIZE = 1 << 2, GTK_TREE_VIEW_ARROW_PRELIT = 1 << 3, GTK_TREE_VIEW_HEADERS_VISIBLE = 1 << 4, GTK_TREE_VIEW_DRAW_KEYFOCUS = 1 << 5, GTK_TREE_VIEW_MODEL_SETUP = 1 << 6, GTK_TREE_VIEW_IN_COLUMN_DRAG = 1 << 7 } GtkTreeViewFlags; typedef enum { GTK_TREE_SELECT_MODE_TOGGLE = 1 << 0, GTK_TREE_SELECT_MODE_EXTEND = 1 << 1 } GtkTreeSelectMode; enum { DRAG_COLUMN_WINDOW_STATE_UNSET = 0, DRAG_COLUMN_WINDOW_STATE_ORIGINAL = 1, DRAG_COLUMN_WINDOW_STATE_ARROW = 2, DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT = 3, DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT = 4 }; enum { RUBBER_BAND_OFF = 0, RUBBER_BAND_MAYBE_START = 1, RUBBER_BAND_ACTIVE = 2 }; #define GTK_TREE_VIEW_SET_FLAG(tree_view, flag) G_STMT_START{ (tree_view->priv->flags|=flag); }G_STMT_END #define GTK_TREE_VIEW_UNSET_FLAG(tree_view, flag) G_STMT_START{ (tree_view->priv->flags&=~(flag)); }G_STMT_END #define GTK_TREE_VIEW_FLAG_SET(tree_view, flag) ((tree_view->priv->flags&flag)==flag) #define TREE_VIEW_HEADER_HEIGHT(tree_view) (GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_HEADERS_VISIBLE)?tree_view->priv->header_height:0) #define TREE_VIEW_COLUMN_REQUESTED_WIDTH(column) (CLAMP (column->requested_width, (column->min_width!=-1)?column->min_width:column->requested_width, (column->max_width!=-1)?column->max_width:column->requested_width)) #define TREE_VIEW_DRAW_EXPANDERS(tree_view) (!GTK_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_IS_LIST)&>K_TREE_VIEW_FLAG_SET (tree_view, GTK_TREE_VIEW_SHOW_EXPANDERS)) /* This lovely little value is used to determine how far away from the title bar * you can move the mouse and still have a column drag work. */ #define TREE_VIEW_COLUMN_DRAG_DEAD_MULTIPLIER(tree_view) (10*TREE_VIEW_HEADER_HEIGHT(tree_view)) typedef struct _GtkTreeViewColumnReorder GtkTreeViewColumnReorder; struct _GtkTreeViewColumnReorder { gint left_align; gint right_align; GtkTreeViewColumn *left_column; GtkTreeViewColumn *right_column; }; struct _GtkTreeViewPrivate { GtkTreeModel *model; guint flags; /* tree information */ GtkRBTree *tree; /* Container info */ GList *children; gint width; gint height; /* Adjustments */ GtkAdjustment *hadjustment; GtkAdjustment *vadjustment; gint min_display_width; gint min_display_height; /* Sub windows */ GdkWindow *bin_window; GdkWindow *header_window; /* Scroll position state keeping */ GtkTreeRowReference *top_row; gint top_row_dy; /* dy == y pos of top_row + top_row_dy */ /* we cache it for simplicity of the code */ gint dy; guint presize_handler_timer; guint validate_rows_timer; guint scroll_sync_timer; /* Indentation and expander layout */ gint expander_size; GtkTreeViewColumn *expander_column; gint level_indentation; /* Key navigation (focus), selection */ gint cursor_offset; GtkTreeRowReference *anchor; GtkTreeRowReference *cursor; GtkTreeViewColumn *focus_column; /* Current pressed node, previously pressed, prelight */ GtkRBNode *button_pressed_node; GtkRBTree *button_pressed_tree; gint pressed_button; gint press_start_x; gint press_start_y; gint event_last_x; gint event_last_y; guint last_button_time; gint last_button_x; gint last_button_y; GtkRBNode *prelight_node; GtkRBTree *prelight_tree; /* Cell Editing */ GtkTreeViewColumn *edited_column; /* The node that's currently being collapsed or expanded */ GtkRBNode *expanded_collapsed_node; GtkRBTree *expanded_collapsed_tree; guint expand_collapse_timeout; /* Auto expand/collapse timeout in hover mode */ guint auto_expand_timeout; /* Selection information */ GtkTreeSelection *selection; /* Header information */ gint n_columns; GList *columns; gint header_height; GtkTreeViewColumnDropFunc column_drop_func; gpointer column_drop_func_data; GDestroyNotify column_drop_func_data_destroy; GList *column_drag_info; GtkTreeViewColumnReorder *cur_reorder; gint prev_width_before_expander; /* Interactive Header reordering */ GdkWindow *drag_window; GdkWindow *drag_highlight_window; GtkTreeViewColumn *drag_column; gint drag_column_x; /* Interactive Header Resizing */ gint drag_pos; gint x_drag; /* Non-interactive Header Resizing, expand flag support */ gint prev_width; gint last_extra_space; gint last_extra_space_per_column; gint last_number_of_expand_columns; /* ATK Hack */ GtkTreeDestroyCountFunc destroy_count_func; gpointer destroy_count_data; GDestroyNotify destroy_count_destroy; /* Scroll timeout (e.g. during dnd, rubber banding) */ guint scroll_timeout; /* Row drag-and-drop */ GtkTreeRowReference *drag_dest_row; GtkTreeViewDropPosition drag_dest_pos; guint open_dest_timeout; /* Rubber banding */ gint rubber_band_status; gint rubber_band_x; gint rubber_band_y; gint rubber_band_shift; gint rubber_band_ctrl; GtkRBNode *rubber_band_start_node; GtkRBTree *rubber_band_start_tree; GtkRBNode *rubber_band_end_node; GtkRBTree *rubber_band_end_tree; /* fixed height */ gint fixed_height; /* Scroll-to functionality when unrealized */ GtkTreeRowReference *scroll_to_path; GtkTreeViewColumn *scroll_to_column; gfloat scroll_to_row_align; gfloat scroll_to_col_align; /* Interactive search */ gint selected_iter; gint search_column; GtkTreeViewSearchPositionFunc search_position_func; GtkTreeViewSearchEqualFunc search_equal_func; gpointer search_user_data; GDestroyNotify search_destroy; gpointer search_position_user_data; GDestroyNotify search_position_destroy; GtkWidget *search_window; GtkWidget *search_entry; gulong search_entry_changed_id; guint typeselect_flush_timeout; /* Grid and tree lines */ GtkTreeViewGridLines grid_lines; double grid_line_dashes[2]; int grid_line_width; gboolean tree_lines_enabled; double tree_line_dashes[2]; int tree_line_width; /* Row separators */ GtkTreeViewRowSeparatorFunc row_separator_func; gpointer row_separator_data; GDestroyNotify row_separator_destroy; /* Tooltip support */ gint tooltip_column; /* Here comes the bitfield */ guint scroll_to_use_align : 1; guint fixed_height_mode : 1; guint fixed_height_check : 1; guint reorderable : 1; guint header_has_focus : 1; guint drag_column_window_state : 3; /* hint to display rows in alternating colors */ guint has_rules : 1; guint mark_rows_col_dirty : 1; /* for DnD */ guint empty_view_drop : 1; guint ctrl_pressed : 1; guint shift_pressed : 1; guint init_hadjust_value : 1; guint in_top_row_to_dy : 1; /* interactive search */ guint enable_search : 1; guint disable_popdown : 1; guint search_custom_entry_set : 1; guint hover_selection : 1; guint hover_expand : 1; guint imcontext_changed : 1; guint rubber_banding_enable : 1; guint in_grab : 1; guint post_validation_flag : 1; /* Whether our key press handler is to avoid sending an unhandled binding to the search entry */ guint search_entry_avoid_unhandled_binding : 1; }; #ifdef __GNUC__ #define TREE_VIEW_INTERNAL_ASSERT(expr, ret) G_STMT_START{ \ if (!(expr)) \ { \ g_log (G_LOG_DOMAIN, \ G_LOG_LEVEL_CRITICAL, \ "%s (%s): assertion `%s' failed.\n" \ "There is a disparity between the internal view of the GtkTreeView,\n" \ "and the GtkTreeModel. This generally means that the model has changed\n"\ "without letting the view know. Any display from now on is likely to\n" \ "be incorrect.\n", \ G_STRLOC, \ G_STRFUNC, \ #expr); \ return ret; \ }; }G_STMT_END #define TREE_VIEW_INTERNAL_ASSERT_VOID(expr) G_STMT_START{ \ if (!(expr)) \ { \ g_log (G_LOG_DOMAIN, \ G_LOG_LEVEL_CRITICAL, \ "%s (%s): assertion `%s' failed.\n" \ "There is a disparity between the internal view of the GtkTreeView,\n" \ "and the GtkTreeModel. This generally means that the model has changed\n"\ "without letting the view know. Any display from now on is likely to\n" \ "be incorrect.\n", \ G_STRLOC, \ G_STRFUNC, \ #expr); \ return; \ }; }G_STMT_END #else #define TREE_VIEW_INTERNAL_ASSERT(expr, ret) G_STMT_START{ \ if (!(expr)) \ { \ g_log (G_LOG_DOMAIN, \ G_LOG_LEVEL_CRITICAL, \ "file %s: line %d: assertion `%s' failed.\n" \ "There is a disparity between the internal view of the GtkTreeView,\n" \ "and the GtkTreeModel. This generally means that the model has changed\n"\ "without letting the view know. Any display from now on is likely to\n" \ "be incorrect.\n", \ __FILE__, \ __LINE__, \ #expr); \ return ret; \ }; }G_STMT_END #define TREE_VIEW_INTERNAL_ASSERT_VOID(expr) G_STMT_START{ \ if (!(expr)) \ { \ g_log (G_LOG_DOMAIN, \ G_LOG_LEVEL_CRITICAL, \ "file %s: line %d: assertion '%s' failed.\n" \ "There is a disparity between the internal view of the GtkTreeView,\n" \ "and the GtkTreeModel. This generally means that the model has changed\n"\ "without letting the view know. Any display from now on is likely to\n" \ "be incorrect.\n", \ __FILE__, \ __LINE__, \ #expr); \ return; \ }; }G_STMT_END #endif /* functions that shouldn't be exported */ void _gtk_tree_selection_internal_select_node (GtkTreeSelection *selection, GtkRBNode *node, GtkRBTree *tree, GtkTreePath *path, GtkTreeSelectMode mode, gboolean override_browse_mode); void _gtk_tree_selection_emit_changed (GtkTreeSelection *selection); gboolean _gtk_tree_view_find_node (GtkTreeView *tree_view, GtkTreePath *path, GtkRBTree **tree, GtkRBNode **node); GtkTreePath *_gtk_tree_view_find_path (GtkTreeView *tree_view, GtkRBTree *tree, GtkRBNode *node); void _gtk_tree_view_child_move_resize (GtkTreeView *tree_view, GtkWidget *widget, gint x, gint y, gint width, gint height); void _gtk_tree_view_queue_draw_node (GtkTreeView *tree_view, GtkRBTree *tree, GtkRBNode *node, const GdkRectangle *clip_rect); void _gtk_tree_view_column_realize_button (GtkTreeViewColumn *column); void _gtk_tree_view_column_unrealize_button (GtkTreeViewColumn *column); void _gtk_tree_view_column_set_tree_view (GtkTreeViewColumn *column, GtkTreeView *tree_view); void _gtk_tree_view_column_unset_model (GtkTreeViewColumn *column, GtkTreeModel *old_model); void _gtk_tree_view_column_unset_tree_view (GtkTreeViewColumn *column); void _gtk_tree_view_column_set_width (GtkTreeViewColumn *column, gint width); void _gtk_tree_view_column_start_drag (GtkTreeView *tree_view, GtkTreeViewColumn *column, GdkDevice *device); gboolean _gtk_tree_view_column_cell_event (GtkTreeViewColumn *tree_column, GtkCellEditable **editable_widget, GdkEvent *event, gchar *path_string, const GdkRectangle *background_area, const GdkRectangle *cell_area, guint flags); void _gtk_tree_view_column_start_editing (GtkTreeViewColumn *tree_column, GtkCellEditable *editable_widget); void _gtk_tree_view_column_stop_editing (GtkTreeViewColumn *tree_column); void _gtk_tree_view_install_mark_rows_col_dirty (GtkTreeView *tree_view); void _gtk_tree_view_column_autosize (GtkTreeView *tree_view, GtkTreeViewColumn *column); gboolean _gtk_tree_view_column_has_editable_cell (GtkTreeViewColumn *column); GtkCellRenderer *_gtk_tree_view_column_get_edited_cell (GtkTreeViewColumn *column); gint _gtk_tree_view_column_count_special_cells (GtkTreeViewColumn *column); GtkCellRenderer *_gtk_tree_view_column_get_cell_at_pos (GtkTreeViewColumn *column, gint x); GtkTreeSelection* _gtk_tree_selection_new (void); GtkTreeSelection* _gtk_tree_selection_new_with_tree_view (GtkTreeView *tree_view); void _gtk_tree_selection_set_tree_view (GtkTreeSelection *selection, GtkTreeView *tree_view); gboolean _gtk_tree_selection_row_is_selectable (GtkTreeSelection *selection, GtkRBNode *node, GtkTreePath *path); void _gtk_tree_view_column_cell_render (GtkTreeViewColumn *tree_column, cairo_t *cr, const GdkRectangle *background_area, const GdkRectangle *cell_area, guint flags); void _gtk_tree_view_column_get_focus_area (GtkTreeViewColumn *tree_column, const GdkRectangle *background_area, const GdkRectangle *cell_area, GdkRectangle *focus_area); gboolean _gtk_tree_view_column_cell_focus (GtkTreeViewColumn *tree_column, gint direction, gboolean left, gboolean right); void _gtk_tree_view_column_cell_draw_focus (GtkTreeViewColumn *tree_column, cairo_t *cr, const GdkRectangle *background_area, const GdkRectangle *cell_area, guint flags); void _gtk_tree_view_column_cell_set_dirty (GtkTreeViewColumn *tree_column, gboolean install_handler); void _gtk_tree_view_column_get_neighbor_sizes (GtkTreeViewColumn *column, GtkCellRenderer *cell, gint *left, gint *right); G_END_DECLS #endif /* __GTK_TREE_PRIVATE_H__ */