| 1 | /* GTK - The GIMP Toolkit |
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| 2 | * Copyright (C) 2017 Benjamin Otte |
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| 3 | * |
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| 4 | * This library is free software; you can redistribute it and/or |
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| 5 | * modify it under the terms of the GNU Lesser General Public |
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| 6 | * License as published by the Free Software Foundation; either |
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| 7 | * version 2 of the License, or (at your option) any later version. |
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| 8 | * |
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| 9 | * This library is distributed in the hope that it will be useful, |
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| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 12 | * Lesser General Public License for more details. |
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| 13 | * |
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| 14 | * You should have received a copy of the GNU Lesser General Public |
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| 15 | * License along with this library. If not, see <http://www.gnu.org/licenses/>. |
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| 16 | */ |
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| 17 | |
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| 18 | #ifndef __GTK_CONTENT_DESERIALIZER_H__ |
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| 19 | #define __GTK_CONTENT_DESERIALIZER_H__ |
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| 20 | |
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| 21 | #if !defined (__GDK_H_INSIDE__) && !defined (GTK_COMPILATION) |
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| 22 | #error "Only <gdk/gdk.h> can be included directly." |
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| 23 | #endif |
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| 24 | |
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| 25 | |
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| 26 | #include <gdk/gdkversionmacros.h> |
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| 27 | #include <gdk/gdktypes.h> |
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| 28 | |
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| 29 | G_BEGIN_DECLS |
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| 30 | |
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| 31 | #define GDK_TYPE_CONTENT_DESERIALIZER (gdk_content_deserializer_get_type ()) |
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| 32 | #define GDK_CONTENT_DESERIALIZER(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GDK_TYPE_CONTENT_DESERIALIZER, GdkContentDeserializer)) |
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| 33 | #define GDK_IS_CONTENT_DESERIALIZER(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GDK_TYPE_CONTENT_DESERIALIZER)) |
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| 34 | |
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| 35 | typedef struct _GdkContentDeserializer GdkContentDeserializer; |
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| 36 | |
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| 37 | /** |
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| 38 | * GdkContentDeserializeFunc: |
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| 39 | * @deserializer: a `GdkContentDeserializer` |
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| 40 | * |
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| 41 | * The type of a function that can be registered with gdk_content_register_deserializer(). |
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| 42 | * |
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| 43 | * When the function gets called to operate on content, it can call functions on the |
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| 44 | * @deserializer object to obtain the mime type, input stream, user data, etc. for its |
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| 45 | * operation. |
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| 46 | */ |
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| 47 | typedef void (* GdkContentDeserializeFunc) (GdkContentDeserializer *deserializer); |
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| 48 | |
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| 49 | GDK_AVAILABLE_IN_ALL |
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| 50 | GType gdk_content_deserializer_get_type (void) G_GNUC_CONST; |
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| 51 | |
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| 52 | GDK_AVAILABLE_IN_ALL |
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| 53 | const char * gdk_content_deserializer_get_mime_type (GdkContentDeserializer *deserializer); |
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| 54 | GDK_AVAILABLE_IN_ALL |
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| 55 | GType gdk_content_deserializer_get_gtype (GdkContentDeserializer *deserializer); |
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| 56 | GDK_AVAILABLE_IN_ALL |
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| 57 | GValue * gdk_content_deserializer_get_value (GdkContentDeserializer *deserializer); |
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| 58 | GDK_AVAILABLE_IN_ALL |
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| 59 | GInputStream * gdk_content_deserializer_get_input_stream (GdkContentDeserializer *deserializer); |
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| 60 | GDK_AVAILABLE_IN_ALL |
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| 61 | int gdk_content_deserializer_get_priority (GdkContentDeserializer *deserializer); |
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| 62 | GDK_AVAILABLE_IN_ALL |
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| 63 | GCancellable * gdk_content_deserializer_get_cancellable (GdkContentDeserializer *deserializer); |
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| 64 | GDK_AVAILABLE_IN_ALL |
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| 65 | gpointer gdk_content_deserializer_get_user_data (GdkContentDeserializer *deserializer); |
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| 66 | GDK_AVAILABLE_IN_ALL |
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| 67 | void gdk_content_deserializer_set_task_data (GdkContentDeserializer *deserializer, |
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| 68 | gpointer data, |
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| 69 | GDestroyNotify notify); |
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| 70 | GDK_AVAILABLE_IN_ALL |
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| 71 | gpointer gdk_content_deserializer_get_task_data (GdkContentDeserializer *deserializer); |
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| 72 | |
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| 73 | GDK_AVAILABLE_IN_ALL |
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| 74 | void gdk_content_deserializer_return_success (GdkContentDeserializer *deserializer); |
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| 75 | GDK_AVAILABLE_IN_ALL |
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| 76 | void gdk_content_deserializer_return_error (GdkContentDeserializer *deserializer, |
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| 77 | GError *error); |
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| 78 | |
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| 79 | GDK_AVAILABLE_IN_ALL |
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| 80 | GdkContentFormats * gdk_content_formats_union_deserialize_gtypes (GdkContentFormats *formats); |
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| 81 | GDK_AVAILABLE_IN_ALL |
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| 82 | GdkContentFormats * gdk_content_formats_union_deserialize_mime_types(GdkContentFormats *formats); |
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| 83 | |
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| 84 | GDK_AVAILABLE_IN_ALL |
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| 85 | void gdk_content_register_deserializer (const char *mime_type, |
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| 86 | GType type, |
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| 87 | GdkContentDeserializeFunc deserialize, |
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| 88 | gpointer data, |
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| 89 | GDestroyNotify notify); |
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| 90 | GDK_AVAILABLE_IN_ALL |
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| 91 | void gdk_content_deserialize_async (GInputStream *stream, |
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| 92 | const char *mime_type, |
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| 93 | GType type, |
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| 94 | int io_priority, |
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| 95 | GCancellable *cancellable, |
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| 96 | GAsyncReadyCallback callback, |
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| 97 | gpointer user_data); |
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| 98 | GDK_AVAILABLE_IN_ALL |
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| 99 | gboolean gdk_content_deserialize_finish (GAsyncResult *result, |
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| 100 | GValue *value, |
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| 101 | GError **error); |
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| 102 | |
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| 103 | |
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| 104 | G_END_DECLS |
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| 105 | |
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| 106 | #endif /* __GDK_CONTENT_DESERIALIZER_H__ */ |
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| 107 | |
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