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gtk2/gtk/gtkclist.h
Lars Hamann eff33964d7 change a few cell styles of inserted row (change_style): change style of 
Fri Oct 16 15:59:02 1998  Lars Hamann  <lars@gtk.org>

	* gtk/testgtk.c (insert_row_clist) (create_clist): change a few cell
	styles of inserted row
	(change_style): change style of focus_row

	* gtk/gtkclist.c (gtk_clist_get_row_style) (gtk_clist_set_row_style)
	(gtk_clist_get_cell_style) (gtk_clist_set_cell_style): new functions
	to set/get row/cell styles.
	(gtk_clist_realize): attach row and cell style, allocate row colors.
	(gtk_clist_unrealize): detach row and cell styles.
	(get_cell_style): new function. get correct cell style.
	(draw_cell_pixmap): new function.
	(draw_row): draw cells with row or cell styles.
	(row_new): set cell and row styles to NULL.
	(row_delete): detach & unref cell and row styles.

	* gtk/gtkctree.c (ctree_detach_styles) (ctree_attach_styles):
	new functions to attach/detach styles and allocate colors.
	(gtk_ctree_realize) (gtk_ctree_unrealize): attach/detach cell and row
	styles of invisible nodes.
	(draw_cell_pixmap): new function.
	(get_cell_style):  new function. get correct cell style.
	(gtk_ctree_draw_expander): new function. draw tree expander.
	(gtk_ctree_draw_lines): new function.draw tree lines.
	(draw_row): draw cells with row or cell styles.
	(row_new): set cell and row styles to NULL.
	(row_delete): detach & unref cell and row styles.
	(gtk_ctree_node_get_row_style) (gtk_ctree_node_set_row_style)
	(gtk_ctree_node_get_cell_style) (gtk_ctree_node_set_cell_style):
	Analogons of GtkCList functions
	(gtk_ctree_set_spacing): new function. set spacing between
	tree expander and cell contents
	(gtk_ctree_set_expander_style): new function. set expander style
	of ctree.
	(ctree_is_hot_spot): few changes due to draw_row modifications.
1998-10-16 15:00:05 +00:00

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/* GTK - The GIMP Toolkit
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball, Josh MacDonald
* Copyright (C) 1997-1998 Jay Painter <jpaint@serv.net><jpaint@gimp.org>
*
* 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_CLIST_H__
#define __GTK_CLIST_H__
#include <gdk/gdk.h>
#include <gtk/gtksignal.h>
#include <gtk/gtkalignment.h>
#include <gtk/gtklabel.h>
#include <gtk/gtkbutton.h>
#include <gtk/gtkhscrollbar.h>
#include <gtk/gtkvscrollbar.h>
#include <gtk/gtkenums.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
/* clist flags */
enum
{
GTK_CLIST_FROZEN = 1 << 0,
GTK_CLIST_IN_DRAG = 1 << 1,
GTK_CLIST_DRAG_SELECTION = 1 << 2,
GTK_CLIST_ROW_HEIGHT_SET = 1 << 3,
GTK_CLIST_SHOW_TITLES = 1 << 4,
GTK_CLIST_CONSTRUCTED = 1 << 5,
GTK_CLIST_CHILD_HAS_FOCUS = 1 << 6,
GTK_CLIST_ADD_MODE = 1 << 7,
GTK_CLIST_AUTO_SORT = 1 << 8
};
/* cell types */
typedef enum
{
GTK_CELL_EMPTY,
GTK_CELL_TEXT,
GTK_CELL_PIXMAP,
GTK_CELL_PIXTEXT,
GTK_CELL_WIDGET
} GtkCellType;
#define GTK_TYPE_CLIST (gtk_clist_get_type ())
#define GTK_CLIST(obj) (GTK_CHECK_CAST ((obj), GTK_TYPE_CLIST, GtkCList))
#define GTK_CLIST_CLASS(klass) (GTK_CHECK_CLASS_CAST ((klass), GTK_TYPE_CLIST, GtkCListClass))
#define GTK_IS_CLIST(obj) (GTK_CHECK_TYPE ((obj), GTK_TYPE_CLIST))
#define GTK_IS_CLIST_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GTK_TYPE_CLIST))
#define GTK_CLIST_FLAGS(clist) (GTK_CLIST (clist)->flags)
#define GTK_CLIST_SET_FLAG(clist,flag) (GTK_CLIST_FLAGS (clist) |= (GTK_ ## flag))
#define GTK_CLIST_UNSET_FLAG(clist,flag) (GTK_CLIST_FLAGS (clist) &= ~(GTK_ ## flag))
#define GTK_CLIST_FROZEN(clist) (GTK_CLIST_FLAGS (clist) & GTK_CLIST_FROZEN)
#define GTK_CLIST_IN_DRAG(clist) (GTK_CLIST_FLAGS (clist) & GTK_CLIST_IN_DRAG)
#define GTK_CLIST_ROW_HEIGHT_SET(clist) (GTK_CLIST_FLAGS (clist) & GTK_CLIST_ROW_HEIGHT_SET)
#define GTK_CLIST_SHOW_TITLES(clist) (GTK_CLIST_FLAGS (clist) & GTK_CLIST_SHOW_TITLES)
#define GTK_CLIST_CONSTRUCTED(clist) (GTK_CLIST_FLAGS (clist) & GTK_CLIST_CONSTRUCTED)
#define GTK_CLIST_CHILD_HAS_FOCUS(clist) (GTK_CLIST_FLAGS (clist) & GTK_CLIST_CHILD_HAS_FOCUS)
#define GTK_CLIST_DRAG_SELECTION(clist) (GTK_CLIST_FLAGS (clist) & GTK_CLIST_DRAG_SELECTION)
#define GTK_CLIST_ADD_MODE(clist) (GTK_CLIST_FLAGS (clist) & GTK_CLIST_ADD_MODE)
#define GTK_CLIST_AUTO_SORT(clist) (GTK_CLIST_FLAGS (clist) & GTK_CLIST_AUTO_SORT)
#define GTK_CLIST_ROW(_glist_) ((GtkCListRow *)((_glist_)->data))
/* pointer casting for cells */
#define GTK_CELL_TEXT(cell) (((GtkCellText *) &(cell)))
#define GTK_CELL_PIXMAP(cell) (((GtkCellPixmap *) &(cell)))
#define GTK_CELL_PIXTEXT(cell) (((GtkCellPixText *) &(cell)))
#define GTK_CELL_WIDGET(cell) (((GtkCellWidget *) &(cell)))
typedef struct _GtkCList GtkCList;
typedef struct _GtkCListClass GtkCListClass;
typedef struct _GtkCListColumn GtkCListColumn;
typedef struct _GtkCListRow GtkCListRow;
typedef struct _GtkCell GtkCell;
typedef struct _GtkCellText GtkCellText;
typedef struct _GtkCellPixmap GtkCellPixmap;
typedef struct _GtkCellPixText GtkCellPixText;
typedef struct _GtkCellWidget GtkCellWidget;
typedef gint (*GtkCListCompareFunc) (GtkCList *clist,
gconstpointer ptr1,
gconstpointer ptr2);
struct _GtkCList
{
GtkContainer container;
guint16 flags;
/* mem chunks */
GMemChunk *row_mem_chunk;
GMemChunk *cell_mem_chunk;
/* allocation rectangle after the conatiner_border_width
* and the width of the shadow border */
GdkRectangle internal_allocation;
/* rows */
gint rows;
gint row_center_offset;
gint row_height;
GList *row_list;
GList *row_list_end;
/* columns */
gint columns;
GdkRectangle column_title_area;
GdkWindow *title_window;
/* dynamicly allocated array of column structures */
GtkCListColumn *column;
/*the scrolling window and it's height and width to
* make things a little speedier */
GdkWindow *clist_window;
gint clist_window_width;
gint clist_window_height;
/* offsets for scrolling */
gint hoffset;
gint voffset;
/* border shadow style */
GtkShadowType shadow_type;
/* the list's selection mode (gtkenums.h) */
GtkSelectionMode selection_mode;
/* list of selected rows */
GList *selection;
GList *selection_end;
GList *undo_selection;
GList *undo_unselection;
gint undo_anchor;
/* scrollbars */
GtkWidget *vscrollbar;
GtkWidget *hscrollbar;
guint8 vscrollbar_policy;
guint8 hscrollbar_policy;
/* xor GC for the vertical drag line */
GdkGC *xor_gc;
/* gc for drawing unselected cells */
GdkGC *fg_gc;
GdkGC *bg_gc;
/* cursor used to indicate dragging */
GdkCursor *cursor_drag;
/* the current x-pixel location of the xor-drag line */
gint x_drag;
/* focus handling */
gint focus_row;
/* dragging the selection */
gint anchor;
GtkStateType anchor_state;
gint drag_pos;
gint htimer;
gint vtimer;
GtkSortType sort_type;
GtkCListCompareFunc compare;
gint sort_column;
};
struct _GtkCListClass
{
GtkContainerClass parent_class;
void (*select_row) (GtkCList *clist,
gint row,
gint column,
GdkEvent *event);
void (*unselect_row) (GtkCList *clist,
gint row,
gint column,
GdkEvent *event);
void (*click_column) (GtkCList *clist,
gint column);
void (*resize_column) (GtkCList *clist,
gint column,
gint width);
void (*toggle_focus_row) (GtkCList *clist);
void (*select_all) (GtkCList *clist);
void (*unselect_all) (GtkCList *clist);
void (*undo_selection) (GtkCList *clist);
void (*start_selection) (GtkCList *clist);
void (*end_selection) (GtkCList *clist);
void (*extend_selection) (GtkCList *clist,
GtkScrollType scroll_type,
gfloat position,
gboolean auto_start_selection);
void (*scroll_horizontal) (GtkCList *clist,
GtkScrollType scroll_type,
gfloat position);
void (*scroll_vertical) (GtkCList *clist,
GtkScrollType scroll_type,
gfloat position);
void (*toggle_add_mode) (GtkCList *clist);
void (*abort_column_resize) (GtkCList *clist);
void (*resync_selection) (GtkCList *clist,
GdkEvent *event);
GList* (*selection_find) (GtkCList *clist,
gint row_number,
GList *row_list_element);
void (*draw_row) (GtkCList *clist,
GdkRectangle *area,
gint row,
GtkCListRow *clist_row);
void (*clear) (GtkCList *clist);
void (*fake_unselect_all) (GtkCList *clist,
gint row);
void (*sort_list) (GtkCList *clist);
gint (*insert_row) (GtkCList *clist,
gint row,
gchar *text[]);
void (*remove_row) (GtkCList *clist,
gint row);
void (*set_cell_contents) (GtkCList *clist,
GtkCListRow *clist_row,
gint column,
GtkCellType type,
const gchar *text,
guint8 spacing,
GdkPixmap *pixmap,
GdkBitmap *mask);
gint scrollbar_spacing;
};
struct _GtkCListColumn
{
gchar *title;
GdkRectangle area;
GtkWidget *button;
GdkWindow *window;
gint width;
gint min_width;
gint max_width;
GtkJustification justification;
gint visible : 1;
gint width_set : 1;
gint resizeable : 1;
};
struct _GtkCListRow
{
GtkCell *cell;
GtkStateType state;
GdkColor foreground;
GdkColor background;
GtkStyle *style;
gpointer data;
GtkDestroyNotify destroy;
gint fg_set : 1;
gint bg_set : 1;
gint selectable : 1;
};
/* Cell Structures */
struct _GtkCellText
{
GtkCellType type;
gint16 vertical;
gint16 horizontal;
GtkStyle *style;
gchar *text;
};
struct _GtkCellPixmap
{
GtkCellType type;
gint16 vertical;
gint16 horizontal;
GtkStyle *style;
GdkPixmap *pixmap;
GdkBitmap *mask;
};
struct _GtkCellPixText
{
GtkCellType type;
gint16 vertical;
gint16 horizontal;
GtkStyle *style;
gchar *text;
guint8 spacing;
GdkPixmap *pixmap;
GdkBitmap *mask;
};
struct _GtkCellWidget
{
GtkCellType type;
gint16 vertical;
gint16 horizontal;
GtkStyle *style;
GtkWidget *widget;
};
struct _GtkCell
{
GtkCellType type;
gint16 vertical;
gint16 horizontal;
GtkStyle *style;
union {
gchar *text;
struct {
GdkPixmap *pixmap;
GdkBitmap *mask;
} pm;
struct {
gchar *text;
guint8 spacing;
GdkPixmap *pixmap;
GdkBitmap *mask;
} pt;
GtkWidget *widget;
} u;
};
GtkType gtk_clist_get_type (void);
/* constructers useful for gtk-- wrappers */
void gtk_clist_construct (GtkCList *clist,
gint columns,
gchar *titles[]);
/* create a new GtkCList */
GtkWidget *gtk_clist_new (gint columns);
GtkWidget *gtk_clist_new_with_titles (gint columns,
gchar *titles[]);
/* set the border style of the clist */
void gtk_clist_set_border (GtkCList *clist,
GtkShadowType border);
/* set the clist's selection mode */
void gtk_clist_set_selection_mode (GtkCList *clist,
GtkSelectionMode mode);
/* set policy on the scrollbar, to either show them all the time
* or show them only when they are needed, ie., when there is more
* than one page of information
*/
void gtk_clist_set_policy (GtkCList *clist,
GtkPolicyType vscrollbar_policy,
GtkPolicyType hscrollbar_policy);
/* freeze all visual updates of the list, and then thaw the list after
* you have made a number of changes and the updates wil occure in a
* more efficent mannor than if you made them on a unfrozen list
*/
void gtk_clist_freeze (GtkCList *clist);
void gtk_clist_thaw (GtkCList *clist);
/* show and hide the column title buttons */
void gtk_clist_column_titles_show (GtkCList *clist);
void gtk_clist_column_titles_hide (GtkCList *clist);
/* set the column title to be a active title (responds to button presses,
* prelights, and grabs keyboard focus), or passive where it acts as just
* a title
*/
void gtk_clist_column_title_active (GtkCList *clist,
gint column);
void gtk_clist_column_title_passive (GtkCList *clist,
gint column);
void gtk_clist_column_titles_active (GtkCList *clist);
void gtk_clist_column_titles_passive (GtkCList *clist);
/* set the title in the column title button */
void gtk_clist_set_column_title (GtkCList *clist,
gint column,
const gchar *title);
/* set a widget instead of a title for the column title button */
void gtk_clist_set_column_widget (GtkCList *clist,
gint column,
GtkWidget *widget);
/* set the justification on a column */
void gtk_clist_set_column_justification (GtkCList *clist,
gint column,
GtkJustification justification);
/* set visibility of a column */
void gtk_clist_set_column_visibility (GtkCList *clist,
gint column,
gboolean visible);
/* enable/disable column resize operations by mouse */
void gtk_clist_set_column_resizeable (GtkCList *clist,
gint column,
gboolean resizeable);
/* set the pixel width of a column; this is a necessary step in
* creating a CList because otherwise the column width is chozen from
* the width of the column title, which will never be right
*/
void gtk_clist_set_column_width (GtkCList *clist,
gint column,
gint width);
/* set column minimum/maximum width. min/max_width < 0 => no restriction */
void gtk_clist_set_column_min_width (GtkCList *clist,
gint column,
gint min_width);
void gtk_clist_set_column_max_width (GtkCList *clist,
gint column,
gint max_width);
/* change the height of the rows, the default is the hight
* of the current font
*/
void gtk_clist_set_row_height (GtkCList *clist,
gint height);
/* scroll the viewing area of the list to the given column and row;
* row_align and col_align are between 0-1 representing the location the
* row should appear on the screnn, 0.0 being top or left, 1.0 being
* bottom or right; if row or column is -1 then then there is no change
*/
void gtk_clist_moveto (GtkCList *clist,
gint row,
gint column,
gfloat row_align,
gfloat col_align);
/* returns whether the row is visible */
GtkVisibility gtk_clist_row_is_visible (GtkCList *clist,
gint row);
/* returns the cell type */
GtkCellType gtk_clist_get_cell_type (GtkCList *clist,
gint row,
gint column);
/* sets a given cell's text, replacing it's current contents */
void gtk_clist_set_text (GtkCList *clist,
gint row,
gint column,
const gchar *text);
/* for the "get" functions, any of the return pointer can be
* NULL if you are not interested
*/
gint gtk_clist_get_text (GtkCList *clist,
gint row,
gint column,
gchar **text);
/* sets a given cell's pixmap, replacing it's current contents */
void gtk_clist_set_pixmap (GtkCList *clist,
gint row,
gint column,
GdkPixmap *pixmap,
GdkBitmap *mask);
gint gtk_clist_get_pixmap (GtkCList *clist,
gint row,
gint column,
GdkPixmap **pixmap,
GdkBitmap **mask);
/* sets a given cell's pixmap and text, replacing it's current contents */
void gtk_clist_set_pixtext (GtkCList *clist,
gint row,
gint column,
const gchar *text,
guint8 spacing,
GdkPixmap *pixmap,
GdkBitmap *mask);
gint gtk_clist_get_pixtext (GtkCList *clist,
gint row,
gint column,
gchar **text,
guint8 *spacing,
GdkPixmap **pixmap,
GdkBitmap **mask);
/* sets the foreground color of a row, the colar must already
* be allocated
*/
void gtk_clist_set_foreground (GtkCList *clist,
gint row,
GdkColor *color);
/* sets the background color of a row, the colar must already
* be allocated
*/
void gtk_clist_set_background (GtkCList *clist,
gint row,
GdkColor *color);
/* set / get cell styles */
void gtk_clist_set_cell_style (GtkCList *clist,
gint row,
gint column,
GtkStyle *style);
GtkStyle *gtk_clist_get_cell_style (GtkCList *clist,
gint row,
gint column);
void gtk_clist_set_row_style (GtkCList *clist,
gint row,
GtkStyle *style);
GtkStyle *gtk_clist_get_row_style (GtkCList *clist,
gint row);
/* this sets a horizontal and vertical shift for drawing
* the contents of a cell; it can be positive or negitive;
* this is particulary useful for indenting items in a column
*/
void gtk_clist_set_shift (GtkCList *clist,
gint row,
gint column,
gint vertical,
gint horizontal);
/* set/get selectable flag of a single row */
void gtk_clist_set_selectable (GtkCList *clist,
gint row,
gboolean selectable);
gboolean gtk_clist_get_selectable (GtkCList *clist,
gint row);
/* prepend/append returns the index of the row you just added,
* making it easier to append and modify a row
*/
gint gtk_clist_prepend (GtkCList *clist,
gchar *text[]);
gint gtk_clist_append (GtkCList *clist,
gchar *text[]);
/* inserts a row at index row and returns the row where it was
* actually inserted (may be different from "row" in auto_sort mode)
*/
gint gtk_clist_insert (GtkCList *clist,
gint row,
gchar *text[]);
/* removes row at index row */
void gtk_clist_remove (GtkCList *clist,
gint row);
/* sets a arbitrary data pointer for a given row */
void gtk_clist_set_row_data (GtkCList *clist,
gint row,
gpointer data);
/* sets a data pointer for a given row with destroy notification */
void gtk_clist_set_row_data_full (GtkCList *clist,
gint row,
gpointer data,
GtkDestroyNotify destroy);
/* returns the data set for a row */
gpointer gtk_clist_get_row_data (GtkCList *clist,
gint row);
/* givin a data pointer, find the first (and hopefully only!)
* row that points to that data, or -1 if none do
*/
gint gtk_clist_find_row_from_data (GtkCList *clist,
gpointer data);
/* force selection of a row */
void gtk_clist_select_row (GtkCList *clist,
gint row,
gint column);
/* force unselection of a row */
void gtk_clist_unselect_row (GtkCList *clist,
gint row,
gint column);
/* undo the last select/unselect operation */
void gtk_clist_undo_selection (GtkCList *clist);
/* clear the entire list -- this is much faster than removing
* each item with gtk_clist_remove
*/
void gtk_clist_clear (GtkCList *clist);
/* return the row column corresponding to the x and y coordinates,
* the returned values are only valid if the x and y coordinates
* are respectively to a window == clist->clist_window
*/
gint gtk_clist_get_selection_info (GtkCList *clist,
gint x,
gint y,
gint *row,
gint *column);
/* in multiple or extended mode, select all rows */
void gtk_clist_select_all (GtkCList *clist);
/* in all modes except browse mode, deselect all rows */
void gtk_clist_unselect_all (GtkCList *clist);
/* swap the position of two rows */
void gtk_clist_swap_rows (GtkCList *clist,
gint row1,
gint row2);
/* sets a compare function different to the default */
void gtk_clist_set_compare_func (GtkCList *clist,
GtkCListCompareFunc cmp_func);
/* the column to sort by */
void gtk_clist_set_sort_column (GtkCList *clist,
gint column);
/* how to sort : ascending or descending */
void gtk_clist_set_sort_type (GtkCList *clist,
GtkSortType sort_type);
/* sort the list with the current compare function */
void gtk_clist_sort (GtkCList *clist);
/* Automatically sort upon insertion */
void gtk_clist_set_auto_sort (GtkCList *clist,
gboolean auto_sort);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __GTK_CLIST_H__ */
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