Atlas - SDL_gtk.h
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1/*
2  Simple DirectMedia Layer
3  Copyright (C) 1997-2025 Sam Lantinga <[email protected]>
4
5  This software is provided 'as-is', without any express or implied
6  warranty.  In no event will the authors be held liable for any damages
7  arising from the use of this software.
8
9  Permission is granted to anyone to use this software for any purpose,
10  including commercial applications, and to alter it and redistribute it
11  freely, subject to the following restrictions:
12
13  1. The origin of this software must not be misrepresented; you must not
14     claim that you wrote the original software. If you use this software
15     in a product, an acknowledgment in the product documentation would be
16     appreciated but is not required.
17  2. Altered source versions must be plainly marked as such, and must not be
18     misrepresented as being the original software.
19  3. This notice may not be removed or altered from any source distribution.
20*/
21
22#include "SDL_internal.h"
23
24#ifndef SDL_gtk_h_
25#define SDL_gtk_h_
26
27/* Glib 2.0 */
28
29typedef unsigned long gulong;
30typedef void *gpointer;
31typedef char gchar;
32typedef int gint;
33typedef unsigned int guint;
34typedef double gdouble;
35typedef gint gboolean;
36typedef void (*GCallback)(void);
37typedef struct _GClosure GClosure;
38typedef void (*GClosureNotify) (gpointer data, GClosure *closure);
39typedef gboolean (*GSourceFunc) (gpointer user_data);
40
41typedef struct _GParamSpec GParamSpec;
42typedef struct _GMainContext GMainContext;
43
44typedef enum SDL_GConnectFlags
45{
46    SDL_G_CONNECT_DEFAULT = 0,
47    SDL_G_CONNECT_AFTER = 1 << 0,
48    SDL_G_CONNECT_SWAPPED = 1 << 1
49} SDL_GConnectFlags;
50
51#define SDL_G_CALLBACK(f) ((GCallback) (f))
52#define SDL_G_TYPE_CIC(ip, gt, ct) ((ct*) ip)
53#define SDL_G_TYPE_CHECK_INSTANCE_CAST(instance, g_type, c_type) (SDL_G_TYPE_CIC ((instance), (g_type), c_type))
54
55#define GTK_FALSE 0
56#define GTK_TRUE 1
57
58
59/* GTK 3.0 */
60
61typedef struct _GtkMenu GtkMenu;
62typedef struct _GtkMenuItem GtkMenuItem;
63typedef struct _GtkMenuShell GtkMenuShell;
64typedef struct _GtkWidget GtkWidget;
65typedef struct _GtkCheckMenuItem GtkCheckMenuItem;
66typedef struct _GtkSettings GtkSettings;
67
68#define GTK_MENU_ITEM(obj) (SDL_G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_MENU_ITEM, GtkMenuItem))
69#define GTK_WIDGET(widget) (SDL_G_TYPE_CHECK_INSTANCE_CAST ((widget), GTK_TYPE_WIDGET, GtkWidget))
70#define GTK_CHECK_MENU_ITEM(obj) (SDL_G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_CHECK_MENU_ITEM, GtkCheckMenuItem))
71#define GTK_MENU(obj) (SDL_G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_MENU, GtkMenu))
72
73
74typedef struct SDL_GtkContext
75{
76	/* Glib 2.0 */
77	struct
78	{
79		gulong (*signal_connect)(gpointer instance, const gchar *detailed_signal, void *c_handler, gpointer data);
80		gulong (*signal_connect_data)(gpointer instance, const gchar *detailed_signal, GCallback c_handler, gpointer data, GClosureNotify destroy_data, SDL_GConnectFlags connect_flags);
81		void (*object_unref)(gpointer object);
82		gchar *(*mkdtemp)(gchar *template);
83		gchar *(*get_user_cache_dir)(void);
84		gpointer (*object_ref_sink)(gpointer object);
85		gpointer (*object_ref)(gpointer object);
86		void (*object_get)(gpointer object, const gchar *first_property_name, ...);
87		void (*signal_handler_disconnect)(gpointer instance, gulong handler_id);
88		void (*main_context_push_thread_default)(GMainContext *context);
89		void (*main_context_pop_thread_default)(GMainContext *context);
90		GMainContext *(*main_context_new)(void);
91		void (*main_context_unref)(GMainContext *context);
92		gboolean (*main_context_acquire)(GMainContext *context);
93		gboolean (*main_context_iteration)(GMainContext *context, gboolean may_block);
94	} g;
95
96	/* GTK 3.0 */
97	struct
98	{
99		gboolean (*init_check)(int *argc, char ***argv);
100		GtkWidget *(*menu_new)(void);
101		GtkWidget *(*separator_menu_item_new)(void);
102		GtkWidget *(*menu_item_new_with_label)(const gchar *label);
103		void (*menu_item_set_submenu)(GtkMenuItem *menu_item, GtkWidget *submenu);
104		GtkWidget *(*check_menu_item_new_with_label)(const gchar *label);
105		void (*check_menu_item_set_active)(GtkCheckMenuItem *check_menu_item, gboolean is_active);
106		void (*widget_set_sensitive)(GtkWidget *widget, gboolean sensitive);
107		void (*widget_show)(GtkWidget *widget);
108		void (*menu_shell_append)(GtkMenuShell *menu_shell, GtkWidget *child);
109		void (*menu_shell_insert)(GtkMenuShell *menu_shell, GtkWidget *child, gint position);
110		void (*widget_destroy)(GtkWidget *widget);
111		const gchar *(*menu_item_get_label)(GtkMenuItem *menu_item);
112		void (*menu_item_set_label)(GtkMenuItem *menu_item, const gchar *label);
113		gboolean (*check_menu_item_get_active)(GtkCheckMenuItem *check_menu_item);
114		gboolean (*widget_get_sensitive)(GtkWidget *widget);
115		GtkSettings *(*settings_get_default)(void);
116	} gtk;
117} SDL_GtkContext;
118
119extern bool SDL_Gtk_Init(void);
120extern void SDL_Gtk_Quit(void);
121extern SDL_GtkContext *SDL_Gtk_EnterContext(void);
122extern void SDL_Gtk_ExitContext(SDL_GtkContext *ctx);
123extern void SDL_UpdateGtk(void);
124
125#endif // SDL_gtk_h_
126
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