gtk/gdk/gdkwindow.h
Matthias Clasen 0f133f4f4b New function which can be used to implement scrolling in non-window
2005-06-21  Matthias Clasen  <mclasen@redhat.com>

	* gdk/gdk.symbols:
	* gdk/gdkwindow.h:
	* gdk/x11/gdkgeometry-x11.c (gdk_window_move_region): New
	function which can be used to implement scrolling in
	non-window widgets.  (#135165, Søren Sandmann)
2005-06-21 04:09:52 +00:00

597 lines
22 KiB
C

#ifndef __GDK_WINDOW_H__
#define __GDK_WINDOW_H__
#include <gdk/gdkdrawable.h>
#include <gdk/gdktypes.h>
#include <gdk/gdkevents.h>
G_BEGIN_DECLS
typedef struct _GdkGeometry GdkGeometry;
typedef struct _GdkWindowAttr GdkWindowAttr;
typedef struct _GdkPointerHooks GdkPointerHooks;
/* Classes of windows.
* InputOutput: Almost every window should be of this type. Such windows
* receive events and are also displayed on screen.
* InputOnly: Used only in special circumstances when events need to be
* stolen from another window or windows. Input only windows
* have no visible output, so they are handy for placing over
* top of a group of windows in order to grab the events (or
* filter the events) from those windows.
*/
typedef enum
{
GDK_INPUT_OUTPUT,
GDK_INPUT_ONLY
} GdkWindowClass;
/* Types of windows.
* Root: There is only 1 root window and it is initialized
* at startup. Creating a window of type GDK_WINDOW_ROOT
* is an error.
* Toplevel: Windows which interact with the window manager.
* Child: Windows which are children of some other type of window.
* (Any other type of window). Most windows are child windows.
* Dialog: A special kind of toplevel window which interacts with
* the window manager slightly differently than a regular
* toplevel window. Dialog windows should be used for any
* transient window.
* Foreign: A window that actually belongs to another application
*/
typedef enum
{
GDK_WINDOW_ROOT,
GDK_WINDOW_TOPLEVEL,
GDK_WINDOW_CHILD,
GDK_WINDOW_DIALOG,
GDK_WINDOW_TEMP,
GDK_WINDOW_FOREIGN
} GdkWindowType;
/* Window attribute mask values.
* GDK_WA_TITLE: The "title" field is valid.
* GDK_WA_X: The "x" field is valid.
* GDK_WA_Y: The "y" field is valid.
* GDK_WA_CURSOR: The "cursor" field is valid.
* GDK_WA_COLORMAP: The "colormap" field is valid.
* GDK_WA_VISUAL: The "visual" field is valid.
*/
typedef enum
{
GDK_WA_TITLE = 1 << 1,
GDK_WA_X = 1 << 2,
GDK_WA_Y = 1 << 3,
GDK_WA_CURSOR = 1 << 4,
GDK_WA_COLORMAP = 1 << 5,
GDK_WA_VISUAL = 1 << 6,
GDK_WA_WMCLASS = 1 << 7,
GDK_WA_NOREDIR = 1 << 8
} GdkWindowAttributesType;
/* Size restriction enumeration.
*/
typedef enum
{
GDK_HINT_POS = 1 << 0,
GDK_HINT_MIN_SIZE = 1 << 1,
GDK_HINT_MAX_SIZE = 1 << 2,
GDK_HINT_BASE_SIZE = 1 << 3,
GDK_HINT_ASPECT = 1 << 4,
GDK_HINT_RESIZE_INC = 1 << 5,
GDK_HINT_WIN_GRAVITY = 1 << 6,
GDK_HINT_USER_POS = 1 << 7,
GDK_HINT_USER_SIZE = 1 << 8
} GdkWindowHints;
/* Window type hints.
* These are hints for the window manager that indicate
* what type of function the window has. The window manager
* can use this when determining decoration and behaviour
* of the window. The hint must be set before mapping the
* window.
*
* Normal: Normal toplevel window
* Dialog: Dialog window
* Menu: Window used to implement a menu.
* Toolbar: Window used to implement toolbars.
*/
typedef enum
{
GDK_WINDOW_TYPE_HINT_NORMAL,
GDK_WINDOW_TYPE_HINT_DIALOG,
GDK_WINDOW_TYPE_HINT_MENU,
GDK_WINDOW_TYPE_HINT_TOOLBAR,
GDK_WINDOW_TYPE_HINT_SPLASHSCREEN,
GDK_WINDOW_TYPE_HINT_UTILITY,
GDK_WINDOW_TYPE_HINT_DOCK,
GDK_WINDOW_TYPE_HINT_DESKTOP
} GdkWindowTypeHint;
/* The next two enumeration values current match the
* Motif constants. If this is changed, the implementation
* of gdk_window_set_decorations/gdk_window_set_functions
* will need to change as well.
*/
typedef enum
{
GDK_DECOR_ALL = 1 << 0,
GDK_DECOR_BORDER = 1 << 1,
GDK_DECOR_RESIZEH = 1 << 2,
GDK_DECOR_TITLE = 1 << 3,
GDK_DECOR_MENU = 1 << 4,
GDK_DECOR_MINIMIZE = 1 << 5,
GDK_DECOR_MAXIMIZE = 1 << 6
} GdkWMDecoration;
typedef enum
{
GDK_FUNC_ALL = 1 << 0,
GDK_FUNC_RESIZE = 1 << 1,
GDK_FUNC_MOVE = 1 << 2,
GDK_FUNC_MINIMIZE = 1 << 3,
GDK_FUNC_MAXIMIZE = 1 << 4,
GDK_FUNC_CLOSE = 1 << 5
} GdkWMFunction;
/* Currently, these are the same values numerically as in the
* X protocol. If you change that, gdkwindow-x11.c/gdk_window_set_geometry_hints()
* will need fixing.
*/
typedef enum
{
GDK_GRAVITY_NORTH_WEST = 1,
GDK_GRAVITY_NORTH,
GDK_GRAVITY_NORTH_EAST,
GDK_GRAVITY_WEST,
GDK_GRAVITY_CENTER,
GDK_GRAVITY_EAST,
GDK_GRAVITY_SOUTH_WEST,
GDK_GRAVITY_SOUTH,
GDK_GRAVITY_SOUTH_EAST,
GDK_GRAVITY_STATIC
} GdkGravity;
typedef enum
{
GDK_WINDOW_EDGE_NORTH_WEST,
GDK_WINDOW_EDGE_NORTH,
GDK_WINDOW_EDGE_NORTH_EAST,
GDK_WINDOW_EDGE_WEST,
GDK_WINDOW_EDGE_EAST,
GDK_WINDOW_EDGE_SOUTH_WEST,
GDK_WINDOW_EDGE_SOUTH,
GDK_WINDOW_EDGE_SOUTH_EAST
} GdkWindowEdge;
struct _GdkWindowAttr
{
gchar *title;
gint event_mask;
gint x, y;
gint width;
gint height;
GdkWindowClass wclass;
GdkVisual *visual;
GdkColormap *colormap;
GdkWindowType window_type;
GdkCursor *cursor;
gchar *wmclass_name;
gchar *wmclass_class;
gboolean override_redirect;
};
struct _GdkGeometry
{
gint min_width;
gint min_height;
gint max_width;
gint max_height;
gint base_width;
gint base_height;
gint width_inc;
gint height_inc;
gdouble min_aspect;
gdouble max_aspect;
GdkGravity win_gravity;
};
struct _GdkPointerHooks
{
GdkWindow* (*get_pointer) (GdkWindow *window,
gint *x,
gint *y,
GdkModifierType *mask);
GdkWindow* (*window_at_pointer) (GdkScreen *screen, /* unused */
gint *win_x,
gint *win_y);
};
typedef struct _GdkWindowObject GdkWindowObject;
typedef struct _GdkWindowObjectClass GdkWindowObjectClass;
#define GDK_TYPE_WINDOW (gdk_window_object_get_type ())
#define GDK_WINDOW(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), GDK_TYPE_WINDOW, GdkWindow))
#define GDK_WINDOW_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GDK_TYPE_WINDOW, GdkWindowObjectClass))
#define GDK_IS_WINDOW(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), GDK_TYPE_WINDOW))
#define GDK_IS_WINDOW_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GDK_TYPE_WINDOW))
#define GDK_WINDOW_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GDK_TYPE_WINDOW, GdkWindowObjectClass))
#define GDK_WINDOW_OBJECT(object) ((GdkWindowObject *) GDK_WINDOW (object))
struct _GdkWindowObject
{
GdkDrawable parent_instance;
GdkDrawable *impl; /* window-system-specific delegate object */
GdkWindowObject *parent;
gpointer user_data;
gint x;
gint y;
gint extension_events;
GList *filters;
GList *children;
GdkColor bg_color;
GdkPixmap *bg_pixmap;
GSList *paint_stack;
GdkRegion *update_area;
guint update_freeze_count;
guint8 window_type;
guint8 depth;
guint8 resize_count;
GdkWindowState state;
guint guffaw_gravity : 1;
guint input_only : 1;
guint modal_hint : 1;
guint destroyed : 2;
guint accept_focus : 1;
guint focus_on_map : 1;
GdkEventMask event_mask;
};
struct _GdkWindowObjectClass
{
GdkDrawableClass parent_class;
};
/* Windows
*/
GType gdk_window_object_get_type (void) G_GNUC_CONST;
GdkWindow* gdk_window_new (GdkWindow *parent,
GdkWindowAttr *attributes,
gint attributes_mask);
void gdk_window_destroy (GdkWindow *window);
GdkWindowType gdk_window_get_window_type (GdkWindow *window);
GdkWindow* gdk_window_at_pointer (gint *win_x,
gint *win_y);
void gdk_window_show (GdkWindow *window);
void gdk_window_hide (GdkWindow *window);
void gdk_window_withdraw (GdkWindow *window);
void gdk_window_show_unraised (GdkWindow *window);
void gdk_window_move (GdkWindow *window,
gint x,
gint y);
void gdk_window_resize (GdkWindow *window,
gint width,
gint height);
void gdk_window_move_resize (GdkWindow *window,
gint x,
gint y,
gint width,
gint height);
void gdk_window_reparent (GdkWindow *window,
GdkWindow *new_parent,
gint x,
gint y);
void gdk_window_clear (GdkWindow *window);
void gdk_window_clear_area (GdkWindow *window,
gint x,
gint y,
gint width,
gint height);
void gdk_window_clear_area_e (GdkWindow *window,
gint x,
gint y,
gint width,
gint height);
void gdk_window_raise (GdkWindow *window);
void gdk_window_lower (GdkWindow *window);
void gdk_window_focus (GdkWindow *window,
guint32 timestamp);
void gdk_window_set_user_data (GdkWindow *window,
gpointer user_data);
void gdk_window_set_override_redirect (GdkWindow *window,
gboolean override_redirect);
void gdk_window_set_accept_focus (GdkWindow *window,
gboolean accept_focus);
void gdk_window_set_focus_on_map (GdkWindow *window,
gboolean focus_on_map);
void gdk_window_add_filter (GdkWindow *window,
GdkFilterFunc function,
gpointer data);
void gdk_window_remove_filter (GdkWindow *window,
GdkFilterFunc function,
gpointer data);
void gdk_window_scroll (GdkWindow *window,
gint dx,
gint dy);
void gdk_window_move_region (GdkWindow *window,
GdkRegion *region,
gint dx,
gint dy);
/*
* This allows for making shaped (partially transparent) windows
* - cool feature, needed for Drag and Drag for example.
* The shape_mask can be the mask
* from gdk_pixmap_create_from_xpm. Stefan Wille
*/
void gdk_window_shape_combine_mask (GdkWindow *window,
GdkBitmap *mask,
gint x,
gint y);
void gdk_window_shape_combine_region (GdkWindow *window,
GdkRegion *shape_region,
gint offset_x,
gint offset_y);
/*
* This routine allows you to quickly take the shapes of all the child windows
* of a window and use their shapes as the shape mask for this window - useful
* for container windows that dont want to look like a big box
*
* - Raster
*/
void gdk_window_set_child_shapes (GdkWindow *window);
/*
* This routine allows you to merge (ie ADD) child shapes to your
* own window's shape keeping its current shape and ADDING the child
* shapes to it.
*
* - Raster
*/
void gdk_window_merge_child_shapes (GdkWindow *window);
/*
* Check if a window has been shown, and whether all its
* parents up to a toplevel have been shown, respectively.
* Note that a window that is_viewable below is not necessarily
* viewable in the X sense.
*/
gboolean gdk_window_is_visible (GdkWindow *window);
gboolean gdk_window_is_viewable (GdkWindow *window);
GdkWindowState gdk_window_get_state (GdkWindow *window);
/* Set static bit gravity on the parent, and static
* window gravity on all children.
*/
gboolean gdk_window_set_static_gravities (GdkWindow *window,
gboolean use_static);
/* Functions to create/lookup windows from their native equivalents */
#ifndef GDK_MULTIHEAD_SAFE
GdkWindow* gdk_window_foreign_new (GdkNativeWindow anid);
GdkWindow* gdk_window_lookup (GdkNativeWindow anid);
#endif
GdkWindow *gdk_window_foreign_new_for_display (GdkDisplay *display,
GdkNativeWindow anid);
GdkWindow* gdk_window_lookup_for_display (GdkDisplay *display,
GdkNativeWindow anid);
/* GdkWindow */
#ifndef GDK_DISABLE_DEPRECATED
void gdk_window_set_hints (GdkWindow *window,
gint x,
gint y,
gint min_width,
gint min_height,
gint max_width,
gint max_height,
gint flags);
#endif
void gdk_window_set_type_hint (GdkWindow *window,
GdkWindowTypeHint hint);
void gdk_window_set_modal_hint (GdkWindow *window,
gboolean modal);
void gdk_window_set_skip_taskbar_hint (GdkWindow *window,
gboolean skips_taskbar);
void gdk_window_set_skip_pager_hint (GdkWindow *window,
gboolean skips_pager);
void gdk_window_set_urgency_hint (GdkWindow *window,
gboolean urgent);
void gdk_window_set_geometry_hints (GdkWindow *window,
GdkGeometry *geometry,
GdkWindowHints geom_mask);
void gdk_set_sm_client_id (const gchar *sm_client_id);
void gdk_window_begin_paint_rect (GdkWindow *window,
GdkRectangle *rectangle);
void gdk_window_begin_paint_region (GdkWindow *window,
GdkRegion *region);
void gdk_window_end_paint (GdkWindow *window);
void gdk_window_set_title (GdkWindow *window,
const gchar *title);
void gdk_window_set_role (GdkWindow *window,
const gchar *role);
void gdk_window_set_transient_for (GdkWindow *window,
GdkWindow *parent);
void gdk_window_set_background (GdkWindow *window,
const GdkColor *color);
void gdk_window_set_back_pixmap (GdkWindow *window,
GdkPixmap *pixmap,
gboolean parent_relative);
void gdk_window_set_cursor (GdkWindow *window,
GdkCursor *cursor);
void gdk_window_get_user_data (GdkWindow *window,
gpointer *data);
void gdk_window_get_geometry (GdkWindow *window,
gint *x,
gint *y,
gint *width,
gint *height,
gint *depth);
void gdk_window_get_position (GdkWindow *window,
gint *x,
gint *y);
gint gdk_window_get_origin (GdkWindow *window,
gint *x,
gint *y);
#if !defined (GDK_DISABLE_DEPRECATED) || defined (GTK_COMPILATION)
/* Used by gtk_handle_box_button_changed () */
gboolean gdk_window_get_deskrelative_origin (GdkWindow *window,
gint *x,
gint *y);
#endif
void gdk_window_get_root_origin (GdkWindow *window,
gint *x,
gint *y);
void gdk_window_get_frame_extents (GdkWindow *window,
GdkRectangle *rect);
GdkWindow* gdk_window_get_pointer (GdkWindow *window,
gint *x,
gint *y,
GdkModifierType *mask);
GdkWindow * gdk_window_get_parent (GdkWindow *window);
GdkWindow * gdk_window_get_toplevel (GdkWindow *window);
GList * gdk_window_get_children (GdkWindow *window);
GList * gdk_window_peek_children (GdkWindow *window);
GdkEventMask gdk_window_get_events (GdkWindow *window);
void gdk_window_set_events (GdkWindow *window,
GdkEventMask event_mask);
void gdk_window_set_icon_list (GdkWindow *window,
GList *pixbufs);
void gdk_window_set_icon (GdkWindow *window,
GdkWindow *icon_window,
GdkPixmap *pixmap,
GdkBitmap *mask);
void gdk_window_set_icon_name (GdkWindow *window,
const gchar *name);
void gdk_window_set_group (GdkWindow *window,
GdkWindow *leader);
GdkWindow* gdk_window_get_group (GdkWindow *window);
void gdk_window_set_decorations (GdkWindow *window,
GdkWMDecoration decorations);
gboolean gdk_window_get_decorations (GdkWindow *window,
GdkWMDecoration *decorations);
void gdk_window_set_functions (GdkWindow *window,
GdkWMFunction functions);
#ifndef GDK_MULTIHEAD_SAFE
GList * gdk_window_get_toplevels (void);
#endif
void gdk_window_iconify (GdkWindow *window);
void gdk_window_deiconify (GdkWindow *window);
void gdk_window_stick (GdkWindow *window);
void gdk_window_unstick (GdkWindow *window);
void gdk_window_maximize (GdkWindow *window);
void gdk_window_unmaximize (GdkWindow *window);
void gdk_window_fullscreen (GdkWindow *window);
void gdk_window_unfullscreen (GdkWindow *window);
void gdk_window_set_keep_above (GdkWindow *window,
gboolean setting);
void gdk_window_set_keep_below (GdkWindow *window,
gboolean setting);
void gdk_window_register_dnd (GdkWindow *window);
void gdk_window_begin_resize_drag (GdkWindow *window,
GdkWindowEdge edge,
gint button,
gint root_x,
gint root_y,
guint32 timestamp);
void gdk_window_begin_move_drag (GdkWindow *window,
gint button,
gint root_x,
gint root_y,
guint32 timestamp);
/* Interface for dirty-region queueing */
void gdk_window_invalidate_rect (GdkWindow *window,
GdkRectangle *rect,
gboolean invalidate_children);
void gdk_window_invalidate_region (GdkWindow *window,
GdkRegion *region,
gboolean invalidate_children);
void gdk_window_invalidate_maybe_recurse (GdkWindow *window,
GdkRegion *region,
gboolean (*child_func) (GdkWindow *, gpointer),
gpointer user_data);
GdkRegion *gdk_window_get_update_area (GdkWindow *window);
void gdk_window_freeze_updates (GdkWindow *window);
void gdk_window_thaw_updates (GdkWindow *window);
void gdk_window_process_all_updates (void);
void gdk_window_process_updates (GdkWindow *window,
gboolean update_children);
/* Enable/disable flicker, so you can tell if your code is inefficient. */
void gdk_window_set_debug_updates (gboolean setting);
void gdk_window_constrain_size (GdkGeometry *geometry,
guint flags,
gint width,
gint height,
gint *new_width,
gint *new_height);
void gdk_window_get_internal_paint_info (GdkWindow *window,
GdkDrawable **real_drawable,
gint *x_offset,
gint *y_offset);
void gdk_window_enable_synchronized_configure (GdkWindow *window);
void gdk_window_configure_finished (GdkWindow *window);
#ifndef GDK_MULTIHEAD_SAFE
GdkPointerHooks *gdk_set_pointer_hooks (const GdkPointerHooks *new_hooks);
#endif /* GDK_MULTIHEAD_SAFE */
GdkWindow *gdk_get_default_root_window (void);
#ifndef GDK_DISABLE_DEPRECATED
#define GDK_ROOT_PARENT() (gdk_get_default_root_window ())
#define gdk_window_get_size gdk_drawable_get_size
#define gdk_window_get_type gdk_window_get_window_type
#define gdk_window_get_colormap gdk_drawable_get_colormap
#define gdk_window_set_colormap gdk_drawable_set_colormap
#define gdk_window_get_visual gdk_drawable_get_visual
#define gdk_window_ref gdk_drawable_ref
#define gdk_window_unref gdk_drawable_unref
#define gdk_window_copy_area(drawable,gc,x,y,source_drawable,source_x,source_y,width,height) \
gdk_draw_pixmap(drawable,gc,source_drawable,source_x,source_y,x,y,width,height)
#endif /* GDK_DISABLE_DEPRECATED */
G_END_DECLS
#endif /* __GDK_WINDOW_H__ */