forked from AuroraMiddleware/gtk
316 lines
12 KiB
C
316 lines
12 KiB
C
/* gtktreeprivate.h
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* Copyright (C) 2000 Red Hat, Inc., Jonathan Blandford <jrb@redhat.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GTK_TREE_PRIVATE_H__
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#define __GTK_TREE_PRIVATE_H__
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#include <gtk/gtktreeview.h>
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#include <gtk/gtktreeselection.h>
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#include <gtk/gtkrbtree.h>
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#define TREE_VIEW_DRAG_WIDTH 6
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typedef enum
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{
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GTK_TREE_VIEW_IS_LIST = 1 << 0,
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GTK_TREE_VIEW_SHOW_EXPANDERS = 1 << 1,
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GTK_TREE_VIEW_IN_COLUMN_RESIZE = 1 << 2,
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GTK_TREE_VIEW_ARROW_PRELIT = 1 << 3,
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GTK_TREE_VIEW_HEADERS_VISIBLE = 1 << 4,
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GTK_TREE_VIEW_DRAW_KEYFOCUS = 1 << 5,
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GTK_TREE_VIEW_MODEL_SETUP = 1 << 6,
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GTK_TREE_VIEW_IN_COLUMN_DRAG = 1 << 7
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} GtkTreeViewFlags;
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enum
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{
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DRAG_COLUMN_WINDOW_STATE_UNSET = 0,
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DRAG_COLUMN_WINDOW_STATE_ORIGINAL = 1,
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DRAG_COLUMN_WINDOW_STATE_ARROW = 2,
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DRAG_COLUMN_WINDOW_STATE_ARROW_LEFT = 3,
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DRAG_COLUMN_WINDOW_STATE_ARROW_RIGHT = 4
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};
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#define GTK_TREE_VIEW_SET_FLAG(tree_view, flag) G_STMT_START{ (tree_view->priv->flags|=flag); }G_STMT_END
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#define GTK_TREE_VIEW_UNSET_FLAG(tree_view, flag) G_STMT_START{ (tree_view->priv->flags&=~(flag)); }G_STMT_END
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#define GTK_TREE_VIEW_FLAG_SET(tree_view, flag) ((tree_view->priv->flags&flag)==flag)
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#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)
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#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))
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#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))
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/* This lovely little value is used to determine how far away from the title bar
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* you can move the mouse and still have a column drag work.
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*/
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#define TREE_VIEW_COLUMN_DRAG_DEAD_MULTIPLIER(tree_view) (10*TREE_VIEW_HEADER_HEIGHT(tree_view))
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typedef void (*GtkTreeViewSearchDialogPositionFunc) (GtkTreeView *tree_view,
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GtkWidget *search_dialog);
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typedef struct _GtkTreeViewColumnReorder GtkTreeViewColumnReorder;
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struct _GtkTreeViewColumnReorder
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{
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gint left_align;
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gint right_align;
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GtkTreeViewColumn *left_column;
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GtkTreeViewColumn *right_column;
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};
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struct _GtkTreeViewPrivate
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{
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GtkTreeModel *model;
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guint flags;
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/* tree information */
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GtkRBTree *tree;
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gint tab_offset;
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GtkRBNode *button_pressed_node;
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GtkRBTree *button_pressed_tree;
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GList *children;
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gint width;
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gint height;
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GtkAdjustment *hadjustment;
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GtkAdjustment *vadjustment;
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GdkWindow *bin_window;
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GdkWindow *header_window;
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GdkWindow *drag_window;
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GdkWindow *drag_highlight_window;
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GtkTreeViewColumn *drag_column;
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/* bin_window offset */
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gint dy;
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gint drag_column_x;
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GtkTreeViewColumn *expander_column;
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GtkTreeViewColumn *edited_column;
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guint presize_handler_timer;
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guint validate_rows_timer;
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/* Focus code */
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GtkTreeViewColumn *focus_column;
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/* Selection stuff */
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GtkTreeRowReference *anchor;
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GtkTreeRowReference *cursor;
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/* Column Resizing */
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gint drag_pos;
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gint x_drag;
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/* Prelight information */
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GtkRBNode *prelight_node;
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GtkRBTree *prelight_tree;
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/* The node that's currently being collapsed or expanded */
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GtkRBNode *expanded_collapsed_node;
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GtkRBTree *expanded_collapsed_tree;
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guint expand_collapse_timeout;
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/* Selection information */
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GtkTreeSelection *selection;
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/* Header information */
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gint n_columns;
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GList *columns;
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gint header_height;
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GtkTreeViewColumnDropFunc column_drop_func;
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gpointer column_drop_func_data;
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GtkDestroyNotify column_drop_func_data_destroy;
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GList *column_drag_info;
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GtkTreeViewColumnReorder *cur_reorder;
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/* ATK Hack */
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GtkTreeDestroyCountFunc destroy_count_func;
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gpointer destroy_count_data;
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GtkDestroyNotify destroy_count_destroy;
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/* Scroll timeout (e.g. during dnd) */
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guint scroll_timeout;
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/* Row drag-and-drop */
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GtkTreeRowReference *drag_dest_row;
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GtkTreeViewDropPosition drag_dest_pos;
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guint open_dest_timeout;
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gint pressed_button;
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gint press_start_x;
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gint press_start_y;
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/* Scroll-to functionality when unrealized */
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GtkTreePath *scroll_to_path;
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GtkTreeViewColumn *scroll_to_column;
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gfloat scroll_to_row_align;
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gfloat scroll_to_col_align;
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guint scroll_to_use_align : 1;
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guint reorderable : 1;
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guint header_has_focus : 1;
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guint drag_column_window_state : 3;
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/* hint to display rows in alternating colors */
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guint has_rules : 1;
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guint mark_rows_col_dirty : 1;
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/* interactive search */
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guint enable_search : 1;
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gint search_column;
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GtkTreeViewSearchDialogPositionFunc search_dialog_position_func;
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GtkTreeViewSearchEqualFunc search_equal_func;
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gpointer search_user_data;
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GtkDestroyNotify search_destroy;
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};
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#ifdef __GNUC__
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#define TREE_VIEW_INTERNAL_ASSERT(expr, ret) G_STMT_START{ \
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if (!(expr)) \
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{ \
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g_log (G_LOG_DOMAIN, \
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G_LOG_LEVEL_CRITICAL, \
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"file %s: line %d (%s): assertion `%s' failed.\n" \
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"There is a disparity between the internal view of the GtkTreeView,\n" \
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"and the GtkTreeModel. This generally means that the model has changed\n"\
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"without letting the view know. Any display from now on is likely to\n" \
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"be incorrect.\n", \
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__FILE__, \
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__LINE__, \
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__PRETTY_FUNCTION__, \
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#expr); \
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return ret; \
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}; }G_STMT_END
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#define TREE_VIEW_INTERNAL_ASSERT_VOID(expr) G_STMT_START{ \
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if (!(expr)) \
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{ \
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g_log (G_LOG_DOMAIN, \
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G_LOG_LEVEL_CRITICAL, \
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"file %s: line %d (%s): assertion `%s' failed.\n" \
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"There is a disparity between the internal view of the GtkTreeView,\n" \
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"and the GtkTreeModel. This generally means that the model has changed\n"\
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"without letting the view know. Any display from now on is likely to\n" \
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"be incorrect.\n", \
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__FILE__, \
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__LINE__, \
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__PRETTY_FUNCTION__, \
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#expr); \
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return; \
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}; }G_STMT_END
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#else
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#define TREE_VIEW_INTERNAL_ASSERT(expr, ret) G_STMT_START{ \
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if (!(expr)) \
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{ \
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g_log (G_LOG_DOMAIN, \
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G_LOG_LEVEL_CRITICAL, \
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"file %s: line %d: assertion `%s' failed.\n" \
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"There is a disparity between the internal view of the GtkTreeView,\n" \
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"and the GtkTreeModel. This generally means that the model has changed\n"\
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"without letting the view know. Any display from now on is likely to\n" \
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"be incorrect.\n", \
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__FILE__, \
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__LINE__, \
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#expr); \
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return ret; \
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}; }G_STMT_END
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#define TREE_VIEW_INTERNAL_ASSERT_VOID(expr) G_STMT_START{ \
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if (!(expr)) \
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{ \
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g_log (G_LOG_DOMAIN, \
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G_LOG_LEVEL_CRITICAL, \
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"file %s: line %d: assertion '%s' failed.\n" \
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"There is a disparity between the internal view of the GtkTreeView,\n" \
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"and the GtkTreeModel. This generally means that the model has changed\n"\
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"without letting the view know. Any display from now on is likely to\n" \
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"be incorrect.\n", \
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__FILE__, \
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__LINE__, \
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#expr); \
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return; \
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}; }G_STMT_END
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#endif
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/* functions that shouldn't be exported */
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void _gtk_tree_selection_internal_select_node (GtkTreeSelection *selection,
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GtkRBNode *node,
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GtkRBTree *tree,
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GtkTreePath *path,
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GdkModifierType state);
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gboolean _gtk_tree_view_find_node (GtkTreeView *tree_view,
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GtkTreePath *path,
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GtkRBTree **tree,
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GtkRBNode **node);
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GtkTreePath *_gtk_tree_view_find_path (GtkTreeView *tree_view,
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GtkRBTree *tree,
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GtkRBNode *node);
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void _gtk_tree_view_child_move_resize (GtkTreeView *tree_view,
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GtkWidget *widget,
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gint x,
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gint y,
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gint width,
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gint height);
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void _gtk_tree_view_column_realize_button (GtkTreeViewColumn *column);
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void _gtk_tree_view_column_unrealize_button (GtkTreeViewColumn *column);
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void _gtk_tree_view_column_set_tree_view (GtkTreeViewColumn *column,
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GtkTreeView *tree_view);
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void _gtk_tree_view_column_unset_tree_view (GtkTreeViewColumn *column);
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void _gtk_tree_view_column_set_width (GtkTreeViewColumn *column,
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gint width);
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void _gtk_tree_view_column_start_drag (GtkTreeView *tree_view,
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GtkTreeViewColumn *column);
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gboolean _gtk_tree_view_column_cell_event (GtkTreeViewColumn *tree_column,
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GtkCellEditable **editable_widget,
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GdkEvent *event,
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gchar *path_string,
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GdkRectangle *background_area,
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GdkRectangle *cell_area,
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guint flags);
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void _gtk_tree_view_column_start_editing (GtkTreeViewColumn *tree_column,
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GtkCellEditable *editable_widget);
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void _gtk_tree_view_column_stop_editing (GtkTreeViewColumn *tree_column);
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void _gtk_tree_view_install_mark_rows_col_dirty (GtkTreeView *tree_view);
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GtkTreeSelection* _gtk_tree_selection_new (void);
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GtkTreeSelection* _gtk_tree_selection_new_with_tree_view (GtkTreeView *tree_view);
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void _gtk_tree_selection_set_tree_view (GtkTreeSelection *selection,
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GtkTreeView *tree_view);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __GTK_TREE_PRIVATE_H__ */
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