Quelle gdkprivate-win32.h
Sprache: C
/* GDK - The GIMP Drawing Kit
* Copyright ( C ) 1995 - 1997 Peter Mattis , Spencer Kimball and Josh MacDonald
*
* This library is free software ; you can redistribute it and / or
* modify it under the terms of the GNU Lesser 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
* Lesser General Public License for more details .
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library . If not , see < http : //www.gnu.org/licenses/>.
*/
#pragma once
#include "config.h"
#include <gdk/gdkcursorprivate.h>
#include <gdk/gdkdebugprivate.h>
#include <gdk/win32/gdksurface-win32.h>
#include <gdk/win32/gdkwin32display.h>
#include <gdk/win32/gdkwin32keys.h>
#include <gdk/win32/gdkdevicemanager-win32.h>
#include <gdk/win32/gdkclipdrop-win32.h>
/* Old debug macros */
#define GDK_NOTE(type,action) \
G_STMT_START { \
if (GDK_DEBUG_CHECK (type)) \
{ action; }; \
} G_STMT_END
#define GDK_WIN32_HRESULT_ERROR (gdk_win32_hresult_error_quark ())
/* According to
* http : //blog.airesoft.co.uk/2009/11/wm_messages/
* this is the actual internal name MS uses for this undocumented message .
* According to
* https : //bugs.winehq.org/show_bug.cgi?id=15055
* wParam is 0
* lParam is a pair of virtual desktop coordinates for the popup
*/
#ifndef WM_SYSMENU
#define WM_SYSMENU 0 x313
#endif
/* Define some combinations of GdkDebugFlags */
#define GDK_DEBUG_EVENTS_OR_INPUT (GDK_DEBUG_EVENTS|GDK_DEBUG_INPUT)
#define GDK_DEBUG_MISC_OR_EVENTS (GDK_DEBUG_MISC|GDK_DEBUG_EVENTS)
/* Use this for hWndInsertAfter (2nd argument to SetWindowPos()) if
* SWP_NOZORDER flag is used . Otherwise it ' s unobvious why a particular
* argument is used . Using NULL is misleading , because
* NULL is equivalent to HWND_TOP .
*/
#define SWP_NOZORDER_SPECIFIED HWND_TOP
typedef enum
{
GDK_DRAG_PROTO_NONE = 0 ,
GDK_DRAG_PROTO_WIN32_DROPFILES,
GDK_DRAG_PROTO_OLE2,
} GdkDragProtocol;
GQuark gdk_win32_hresult_error_quark (void ) G_GNUC_CONST;
gulong _gdk_win32_get_next_tick (gulong suggested_tick);
BOOL _gdk_win32_get_cursor_pos (GdkDisplay *display,
LPPOINT lpPoint);
void gdk_win32_surface_enable_transparency (GdkSurface *surface);
void _gdk_win32_dnd_exit (void );
void gdk_win32_display_handle_table_insert (GdkDisplay *display,
HANDLE *handle,
gpointer data);
void gdk_win32_display_handle_table_remove (GdkDisplay *display,
HANDLE handle);
gpointer gdk_win32_display_handle_table_lookup_ (GdkDisplay *display,
HWND handle);
cairo_region_t *_gdk_win32_hrgn_to_region (HRGN hrgn,
guint scale);
void _gdk_win32_adjust_client_rect (GdkSurface *surface,
RECT *RECT);
GdkSurface *_gdk_modal_current (void );
gboolean _gdk_modal_blocked (GdkSurface *surface);
gboolean gdk_win32_ensure_com (void );
gboolean gdk_win32_ensure_ole (void );
/*
* gdk_win32_com_clear :
* @ com_ptr : pointer to a COM object pointer
*
* Clears a reference to a COM object .
*
* ` com_ptr ` must not be ` NULL ` .
*
* If the reference is ` NULL ` then this function does nothing .
* Otherwise , the reference count of the object is decreased
* and the pointer is set to NULL .
*
* Think of this function like g_clear_object ( ) but for COM objects .
*/
#define gdk_win32_com_clear(com_ptr) \
G_STMT_START {\
if (*(com_ptr)) \
{ \
(*(com_ptr))->lpVtbl->Release (*(com_ptr)); \
*(com_ptr) = NULL; \
} \
}G_STMT_END
void _gdk_win32_print_dc (HDC hdc);
char *_gdk_win32_surface_state_to_string (GdkToplevelState state);
char *_gdk_win32_surface_style_to_string (LONG style);
char *_gdk_win32_surface_exstyle_to_string (LONG style);
char *_gdk_win32_surface_pos_bits_to_string (UINT flags);
char *_gdk_win32_drag_action_to_string (GdkDragAction actions);
char *_gdk_win32_message_to_string (UINT msg);
char *_gdk_win32_key_to_string (LONG lParam);
char *_gdk_win32_cf_to_string (UINT format);
char *_gdk_win32_rect_to_string (const RECT *rect);
void _gdk_win32_print_event (GdkEvent *event);
void _gdk_win32_api_failed (const char *where,
const char *api);
void _gdk_other_api_failed (const char *where,
const char *api);
#define WIN32_API_FAILED(api) _gdk_win32_api_failed (G_STRLOC , api)
#define WIN32_GDI_FAILED(api) WIN32_API_FAILED (api)
#define OTHER_API_FAILED(api) _gdk_other_api_failed (G_STRLOC, api)
#define WIN32_API_FAILED_LOG_ONCE(api) G_STMT_START { static gboolean logged = 0 ; if (!logged) { _gdk_win32_api_failed (G_STRLOC , api); logged = 1 ; }} G_STMT_END
/* These two macros call a GDI or other Win32 API and if the return
* value is zero or NULL , print a warning message . The majority of GDI
* calls return zero or NULL on failure . The value of the macros is nonzero
* if the call succeeded , zero otherwise .
*/
#define GDI_CALL(api, arglist) (api arglist ? 1 : (WIN32_GDI_FAILED (#api ), 0 ))
#define API_CALL(api, arglist) (api arglist ? 1 : (WIN32_API_FAILED (#api ), 0 ))
/*<private>
* hr_warn :
* @ expr : The expression to evaluate
*
* Evaluates the given expression . The expression must return a HRESULT .
* It is expected that this expression will never fail unless the
* application is in a critical state .
*
* If the expression does fail , instead of silently ignoring the result ,
* this macro will cause it to log a critical message using g_log ( ) .
*
* Think of this as equivalent to ` g_warn_if_fail ( SUCCEEDED ( expr ) ) `
*/
#define hr_warn(expr) G_STMT_START {\
HRESULT _hr = (expr); \
if (G_UNLIKELY (FAILED (_hr))) \
{ \
char *_msg = g_win32_error_message (_hr); \
g_log (G_LOG_DOMAIN, \
G_LOG_LEVEL_CRITICAL, \
"file %s: line %d (%s): %s returned %ld (%s)" , \
__FILE__, \
__LINE__, \
G_STRFUNC, \
#expr , \
_hr, \
_msg); \
g_free (_msg); \
} \
}G_STMT_END
gboolean gdk_win32_check_hresult (HRESULT hr,
GError **error,
const char *format,
...) G_GNUC_PRINTF(3 ,4 );
extern LRESULT CALLBACK _gdk_win32_surface_procedure (HWND, UINT, WPARAM, LPARAM);
/* These are thread specific, but GDK/win32 works OK only when invoked
* from a single thread anyway .
*/
typedef enum {
GDK_WIN32_MODAL_OP_NONE = 0 x0,
GDK_WIN32_MODAL_OP_SIZE = 0 x1 << 0 ,
GDK_WIN32_MODAL_OP_MOVE = 0 x1 << 1 ,
GDK_WIN32_MODAL_OP_MENU = 0 x1 << 2 ,
GDK_WIN32_MODAL_OP_DND = 0 x1 << 3
} GdkWin32ModalOpKind;
#define GDK_WIN32_MODAL_OP_SIZEMOVE_MASK (GDK_WIN32_MODAL_OP_SIZE | GDK_WIN32_MODAL_OP_MOVE)
void _gdk_win32_display_init_cursors (GdkWin32Display *display);
void _gdk_win32_display_finalize_cursors (GdkWin32Display *display);
void _gdk_win32_display_update_cursors (GdkWin32Display *display);
typedef struct _Win32CursorTheme Win32CursorTheme;
struct _Win32CursorTheme {
GHashTable *named_cursors;
};
typedef enum GdkWin32CursorLoadType {
GDK_WIN32_CURSOR_LOAD_FROM_FILE = 0 ,
GDK_WIN32_CURSOR_LOAD_FROM_RESOURCE_NULL = 1 ,
GDK_WIN32_CURSOR_LOAD_FROM_RESOURCE_THIS = 2 ,
GDK_WIN32_CURSOR_CREATE = 3 ,
GDK_WIN32_CURSOR_LOAD_FROM_RESOURCE_GTK = 4 ,
} GdkWin32CursorLoadType;
typedef struct _Win32Cursor Win32Cursor;
struct _Win32Cursor {
GdkWin32CursorLoadType load_type;
wchar_t *resource_name;
int width;
int height;
guint load_flags;
int xcursor_number;
};
Win32CursorTheme *win32_cursor_theme_load (const char *name,
int size);
Win32Cursor * win32_cursor_theme_get_cursor (Win32CursorTheme *theme,
const char *name);
void win32_cursor_theme_destroy (Win32CursorTheme *theme);
Win32CursorTheme *_gdk_win32_display_get_cursor_theme (GdkWin32Display *win32_display);
GdkWin32HCursor *_gdk_win32_display_get_win32hcursor_with_scale (GdkWin32Display *display,
GdkCursor *cursor,
int scale);
HICON _gdk_win32_create_hicon_for_texture (GdkTexture *texture,
gboolean is_icon,
int x,
int y);
void _gdk_win32_display_queue_events (GdkDisplay *display);
guint8 _gdk_win32_keymap_get_active_group (GdkWin32Keymap *keymap);
guint8 _gdk_win32_keymap_get_rshift_scancode (GdkWin32Keymap *keymap);
void _gdk_win32_keymap_set_active_layout (GdkWin32Keymap *keymap,
HKL hkl);
GdkModifierType _gdk_win32_keymap_get_mod_mask (GdkWin32Keymap *keymap);
/* stray GdkSurfaceImplWin32 members */
void _gdk_win32_surface_register_dnd (GdkSurface *surface);
void _gdk_win32_surface_unregister_dnd (GdkSurface *surface);
GdkDrag *_gdk_win32_surface_drag_begin (GdkSurface *surface,
GdkDevice *device,
GdkContentProvider *content,
GdkDragAction actions,
double x_root,
double y_root);
/* miscellaneous items (property setup, language notification, keymap serial) */
gboolean gdk_win32_display_get_setting (GdkDisplay *display,
const char *name,
GValue *value);
void gdk_win32_display_lang_notification_init (GdkWin32Display *display);
void gdk_win32_display_lang_notification_exit (GdkWin32Display *display);
void gdk_win32_display_set_input_locale (GdkWin32Display *display,
HKL input_locale);
gboolean gdk_win32_display_input_locale_is_ime (GdkWin32Display *display);
GdkKeymap *gdk_win32_display_get_default_keymap (GdkWin32Display *display);
void gdk_win32_display_increment_keymap_serial (GdkWin32Display *display);
guint gdk_win32_display_get_keymap_serial (GdkWin32Display *display);
/* Distributed display manager implementation */
GdkDisplay *_gdk_win32_display_open (const char *display_name);
void _gdk_win32_append_event (GdkEvent *event);
gboolean gdk_win32_get_surface_hwnd_rect (GdkSurface *surface,
RECT *rect);
void gdk_win32_surface_do_move_resize_drag (GdkSurface *surface,
int x,
int y);
void gdk_win32_surface_end_move_resize_drag (GdkSurface *surface);
gboolean _gdk_win32_surface_fill_min_max_info (GdkSurface *surface,
MINMAXINFO *mmi);
gboolean _gdk_win32_surface_lacks_wm_decorations (GdkSurface *surface);
void gdk_win32_surface_show (GdkSurface *surface,
gboolean already_mapped);
void gdk_win32_surface_raise (GdkSurface *surface);
void gdk_win32_surface_resize (GdkSurface *surface,
int width,
int height);
BOOL WINAPI GtkShowSurfaceHWND (GdkSurface *surface,
int cmd_show);
/* Session management */
void gdk_win32_surface_set_session_callbacks (GdkSurface *surface,
GdkWin32SessionCallback cb_query_end,
GdkWin32SessionCallback cb_end);
gboolean gdk_win32_surface_inhibit_logout (GdkSurface *surface,
const wchar_t *reason);
void gdk_win32_surface_uninhibit_logout (GdkSurface *surface);
/* Initialization */
void _gdk_drag_init (void );
void _gdk_events_init (GdkDisplay *display);
typedef enum _GdkWin32ProcessorCheckType
{
GDK_WIN32_ARM64,
GDK_WIN32_WOW64,
} GdkWin32ProcessorCheckType;
gboolean _gdk_win32_check_processor (GdkWin32ProcessorCheckType check_type);
GdkPixbuf *gdk_win32_icon_to_pixbuf_libgtk_only (HICON hicon,
double *x_hot,
double *y_hot);
void gdk_win32_set_modal_dialog_libgtk_only (HWND hwnd);
extern IMAGE_DOS_HEADER __ImageBase;
static inline HMODULE
this_module (void )
{
return (HMODULE) &__ImageBase;
}
Messung V0.5 in Prozent C=98 H=95 G=96
¤ Dauer der Verarbeitung: 0.11 Sekunden
(vorverarbeitet am 2026-07-02)
¤
*© Formatika GbR, Deutschland
2026-07-09