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421 lines
10 KiB
C
421 lines
10 KiB
C
/* GDK - The GIMP Drawing Kit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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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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/*
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* Modified by the GTK+ Team and others 1997-1999. See the AUTHORS
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* file for a list of people on the GTK+ Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#ifndef __GDK_PRIVATE_H__
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#define __GDK_PRIVATE_H__
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#define STRICT /* We want strict type checks */
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#include <windows.h>
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#include <time.h>
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#include <gdk/gdktypes.h>
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/* Define corresponding Windows types for some X11 types, just for laziness.
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*/
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#include <glib.h>
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typedef HANDLE XID;
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typedef PALETTEENTRY XColor;
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typedef HDC GC;
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typedef ATOM Atom;
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typedef HCURSOR Cursor;
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typedef guint VisualID;
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typedef DWORD KeySym;
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typedef int Status;
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/* Define some of the X11 constants also here, again just for laziness */
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/* Generic null resource */
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#define None 0
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/* Error codes */
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#define Success 0
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/* Grabbing status */
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#define GrabSuccess 0
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#define AlreadyGrabbed 2
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/* For CreateColormap */
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#define AllocNone 0
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#define AllocAll 1
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/* Notify modes */
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#define NotifyNormal 0
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#define NotifyHint 1
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/* Some structs are somewhat useful to emulate internally, just to
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keep the code less #ifdefed. */
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typedef struct {
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HPALETTE palette; /* Palette handle used when drawing. */
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guint size; /* Number of entries in the palette. */
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gboolean stale; /* 1 if palette needs to be realized,
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* otherwise 0. */
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gboolean *in_use;
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gboolean rc_palette; /* If RC_PALETTE is on in the RASTERCAPS */
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gulong sizepalette; /* SIZEPALETTE if rc_palette */
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} ColormapStruct, *Colormap;
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typedef struct {
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gint map_entries;
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guint visualid;
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guint bitspixel;
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} Visual;
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typedef struct {
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Colormap colormap;
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unsigned long red_max;
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unsigned long red_mult;
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unsigned long green_max;
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unsigned long green_mult;
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unsigned long blue_max;
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unsigned long blue_mult;
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unsigned long base_pixel;
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} XStandardColormap;
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extern LRESULT CALLBACK
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gdk_WindowProc (HWND, UINT, WPARAM, LPARAM);
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#define gdk_window_lookup(xid) ((GdkWindow*) gdk_xid_table_lookup (xid))
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#define gdk_pixmap_lookup(xid) ((GdkPixmap*) gdk_xid_table_lookup (xid))
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/* HFONTs clash with HWNDs, so add dithering to HFONTs... (hack) */
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#define HFONT_DITHER 43
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#define gdk_font_lookup(xid) ((GdkFont*) gdk_xid_table_lookup ((HANDLE) ((guint) xid + HFONT_DITHER)))
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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typedef struct _GdkWindowPrivate GdkWindowPrivate;
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typedef struct _GdkWindowPrivate GdkPixmapPrivate;
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typedef struct _GdkImagePrivate GdkImagePrivate;
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typedef struct _GdkGCPrivate GdkGCPrivate;
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typedef struct _GdkColormapPrivate GdkColormapPrivate;
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typedef struct _GdkColorInfo GdkColorInfo;
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typedef struct _GdkVisualPrivate GdkVisualPrivate;
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typedef struct _GdkFontPrivate GdkFontPrivate;
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typedef struct _GdkCursorPrivate GdkCursorPrivate;
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typedef struct _GdkEventFilter GdkEventFilter;
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typedef struct _GdkClientFilter GdkClientFilter;
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typedef struct _GdkColorContextPrivate GdkColorContextPrivate;
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typedef struct _GdkRegionPrivate GdkRegionPrivate;
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struct _GdkWindowPrivate
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{
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GdkWindow window;
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GdkWindow *parent;
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HANDLE xwindow;
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gint16 x;
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gint16 y;
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guint16 width;
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guint16 height;
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guint8 resize_count;
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guint8 window_type;
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guint ref_count;
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guint destroyed : 2;
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guint mapped : 1;
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guint guffaw_gravity : 1;
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/* We must keep the event mask here to filter them ourselves */
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gint event_mask;
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/* Values for bg_type */
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#define GDK_WIN32_BG_NORMAL 0
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#define GDK_WIN32_BG_PIXEL 1
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#define GDK_WIN32_BG_PIXMAP 2
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#define GDK_WIN32_BG_PARENT_RELATIVE 3
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#define GDK_WIN32_BG_TRANSPARENT 4
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/* We draw the background ourselves at WM_ERASEBKGND */
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guchar bg_type;
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GdkColor bg_pixel;
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GdkPixmap *bg_pixmap;
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HCURSOR xcursor;
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/* Window size hints */
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gint hint_flags;
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gint hint_x, hint_y;
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gint hint_min_width, hint_min_height;
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gint hint_max_width, hint_max_height;
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gint extension_events;
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gboolean extension_events_selected;
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GList *filters;
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GdkColormap *colormap;
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GList *children;
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};
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struct _GdkImagePrivate
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{
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GdkImage image;
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HBITMAP ximage;
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gpointer x_shm_info;
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void (*image_put) (GdkDrawable *window,
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GdkGC *gc,
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GdkImage *image,
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gint xsrc,
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gint ysrc,
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gint xdest,
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gint ydest,
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gint width,
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gint height);
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};
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struct _GdkGCPrivate
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{
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GdkGC gc;
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GC xgc;
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/* A Windows Device Context (DC) is not equivalent to an X11
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* GC. We can use a DC only in the window for which it was
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* allocated, or (in the case of a memory DC) with the bitmap that
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* has been selected into it. Thus, we have to release and
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* reallocate a DC each time the GdkGC is used to paint into a new
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* window or pixmap. We thus keep all the necessary values in the
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* GdkGCPrivate struct.
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*/
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GdkGCValuesMask values_mask;
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GdkColor foreground;
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GdkColor background;
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HFONT font;
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gint rop2;
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GdkFill fill_style;
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GdkPixmap *tile;
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GdkPixmap *stipple;
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HRGN clip_region;
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GdkSubwindowMode subwindow_mode;
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gint ts_x_origin;
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gint ts_y_origin;
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gint clip_x_origin;
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gint clip_y_origin;
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gint graphics_exposures;
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gint pen_width;
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DWORD pen_style;
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HANDLE hwnd; /* If a DC is allocated, for which window
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or what bitmap is selected into it */
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int saved_dc;
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guint ref_count;
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};
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typedef enum {
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GDK_COLOR_WRITEABLE = 1 << 0
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} GdkColorInfoFlags;
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struct _GdkColorInfo
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{
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GdkColorInfoFlags flags;
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guint ref_count;
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};
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struct _GdkColormapPrivate
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{
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GdkColormap colormap;
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Colormap xcolormap;
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GdkVisual *visual;
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gint private_val;
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GHashTable *hash;
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GdkColorInfo *info;
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time_t last_sync_time;
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guint ref_count;
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};
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struct _GdkVisualPrivate
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{
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GdkVisual visual;
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Visual *xvisual;
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};
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struct _GdkFontPrivate
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{
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GdkFont font;
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/* XFontStruct *xfont; */
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/* generic pointer point to XFontStruct or XFontSet */
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/* in Win32 a HFONT */
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gpointer xfont;
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guint ref_count;
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};
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struct _GdkCursorPrivate
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{
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GdkCursor cursor;
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Cursor xcursor;
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};
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struct _GdkEventFilter {
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GdkFilterFunc function;
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gpointer data;
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};
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struct _GdkClientFilter {
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GdkAtom type;
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GdkFilterFunc function;
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gpointer data;
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};
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#ifdef USE_XIM
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typedef struct _GdkICPrivate GdkICPrivate;
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struct _GdkICPrivate
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{
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XIC xic;
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GdkICAttr *attr;
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GdkICAttributesType mask;
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};
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#endif /* USE_XIM */
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struct _GdkColorContextPrivate
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{
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GdkColorContext color_context;
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XStandardColormap std_cmap;
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};
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struct _GdkRegionPrivate
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{
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GdkRegion region;
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HRGN xregion;
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};
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typedef enum {
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GDK_DEBUG_MISC = 1 << 0,
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GDK_DEBUG_EVENTS = 1 << 1,
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GDK_DEBUG_DND = 1 << 2,
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GDK_DEBUG_COLOR_CONTEXT = 1 << 3,
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GDK_DEBUG_XIM = 1 << 4,
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GDK_DEBUG_SELECTION = 1 << 5
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} GdkDebugFlag;
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void gdk_events_init (void);
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void gdk_window_init (void);
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void gdk_visual_init (void);
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void gdk_selection_init (void);
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void gdk_dnd_init (void);
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void gdk_dnd_exit (void);
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void gdk_image_init (void);
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void gdk_image_exit (void);
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GdkColormap* gdk_colormap_lookup (Colormap xcolormap);
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GdkVisual* gdk_visual_lookup (Visual *xvisual);
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void gdk_window_add_colormap_windows (GdkWindow *window);
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void gdk_window_destroy_notify (GdkWindow *window);
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void gdk_xid_table_insert (XID *xid,
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gpointer data);
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void gdk_xid_table_remove (XID xid);
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gpointer gdk_xid_table_lookup (XID xid);
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/* Internal functions */
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HDC gdk_gc_predraw (GdkWindowPrivate *window_private,
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GdkGCPrivate *gc_private);
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void gdk_gc_postdraw (GdkWindowPrivate *window_private,
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GdkGCPrivate *gc_private);
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HRGN BitmapToRegion (HBITMAP hBmp);
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void gdk_sel_prop_store (GdkWindow *owner,
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GdkAtom type,
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gint format,
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guchar *data,
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gint length);
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void gdk_event_queue_append (GdkEvent *event);
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/* Please see gdkwindow.c for comments on how to use */
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HWND gdk_window_xid_at(HWND base, gint bx, gint by, gint x, gint y, GList *excludes, gboolean excl_child);
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HWND gdk_window_xid_at_coords(gint x, gint y, GList *excludes, gboolean excl_child);
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extern gint gdk_debug_level;
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extern gint gdk_show_events;
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extern gint gdk_stack_trace;
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extern gchar *gdk_display_name;
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extern HWND gdk_root_window;
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extern HWND gdk_leader_window;
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GDKVAR GdkWindowPrivate gdk_root_parent;
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GDKVAR Atom gdk_selection_property;
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extern GdkWindow *selection_owner[];
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GDKVAR gchar *gdk_progclass;
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GDKVAR gint gdk_error_code;
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GDKVAR gint gdk_error_warnings;
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GDKVAR gint gdk_null_window_warnings;
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extern GList *gdk_default_filters;
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#ifdef USE_XIM
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/* XIM support */
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gint gdk_im_open (void);
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void gdk_im_close (void);
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void gdk_ic_cleanup (void);
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extern GdkICPrivate *gdk_xim_ic; /* currently using IC */
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extern GdkWindow *gdk_xim_window; /* currently using Window */
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#endif /* USE_XIM */
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extern HDC gdk_DC;
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extern HINSTANCE gdk_DLLInstance;
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extern HINSTANCE gdk_ProgInstance;
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extern UINT gdk_selection_notify_msg;
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extern UINT gdk_selection_request_msg;
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extern UINT gdk_selection_clear_msg;
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extern GdkAtom gdk_clipboard_atom;
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extern GdkAtom gdk_win32_dropfiles_atom;
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extern GdkAtom gdk_ole2_dnd_atom;
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/* Debugging support */
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#ifdef G_ENABLE_DEBUG
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#define GDK_NOTE(type,action) G_STMT_START { \
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if (gdk_debug_flags & GDK_DEBUG_##type) \
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{ action; }; } G_STMT_END
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#else /* !G_ENABLE_DEBUG */
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#define GDK_NOTE(type,action)
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#endif /* G_ENABLE_DEBUG */
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GDKVAR guint gdk_debug_flags;
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/* Internal functions for debug output etc. */
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char *gdk_color_to_string (GdkColor *);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __GDK_PRIVATE_H__ */
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