1 /* 2 * This file is part of gtkD. 3 * 4 * gtkD is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU Lesser General Public License 6 * as published by the Free Software Foundation; either version 3 7 * of the License, or (at your option) any later version, with 8 * some exceptions, please read the COPYING file. 9 * 10 * gtkD is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU Lesser General Public License for more details. 14 * 15 * You should have received a copy of the GNU Lesser General Public License 16 * along with gtkD; if not, write to the Free Software 17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110, USA 18 */ 19 20 // generated automatically - do not change 21 // find conversion definition on APILookup.txt 22 // implement new conversion functionalities on the wrap.utils pakage 23 24 25 module gio.BufferedOutputStream; 26 27 private import gio.FilterOutputStream; 28 private import gio.OutputStream; 29 private import gio.SeekableIF; 30 private import gio.SeekableT; 31 private import gio.c.functions; 32 public import gio.c.types; 33 private import glib.ConstructionException; 34 private import gobject.ObjectG; 35 public import gtkc.giotypes; 36 37 38 /** 39 * Buffered output stream implements #GFilterOutputStream and provides 40 * for buffered writes. 41 * 42 * By default, #GBufferedOutputStream's buffer size is set at 4 kilobytes. 43 * 44 * To create a buffered output stream, use g_buffered_output_stream_new(), 45 * or g_buffered_output_stream_new_sized() to specify the buffer's size 46 * at construction. 47 * 48 * To get the size of a buffer within a buffered input stream, use 49 * g_buffered_output_stream_get_buffer_size(). To change the size of a 50 * buffered output stream's buffer, use 51 * g_buffered_output_stream_set_buffer_size(). Note that the buffer's 52 * size cannot be reduced below the size of the data within the buffer. 53 */ 54 public class BufferedOutputStream : FilterOutputStream, SeekableIF 55 { 56 /** the main Gtk struct */ 57 protected GBufferedOutputStream* gBufferedOutputStream; 58 59 /** Get the main Gtk struct */ 60 public GBufferedOutputStream* getBufferedOutputStreamStruct(bool transferOwnership = false) 61 { 62 if (transferOwnership) 63 ownedRef = false; 64 return gBufferedOutputStream; 65 } 66 67 /** the main Gtk struct as a void* */ 68 protected override void* getStruct() 69 { 70 return cast(void*)gBufferedOutputStream; 71 } 72 73 protected override void setStruct(GObject* obj) 74 { 75 gBufferedOutputStream = cast(GBufferedOutputStream*)obj; 76 super.setStruct(obj); 77 } 78 79 /** 80 * Sets our main struct and passes it to the parent class. 81 */ 82 public this (GBufferedOutputStream* gBufferedOutputStream, bool ownedRef = false) 83 { 84 this.gBufferedOutputStream = gBufferedOutputStream; 85 super(cast(GFilterOutputStream*)gBufferedOutputStream, ownedRef); 86 } 87 88 // add the Seekable capabilities 89 mixin SeekableT!(GBufferedOutputStream); 90 91 92 /** */ 93 public static GType getType() 94 { 95 return g_buffered_output_stream_get_type(); 96 } 97 98 /** 99 * Creates a new buffered output stream for a base stream. 100 * 101 * Params: 102 * baseStream = a #GOutputStream. 103 * 104 * Returns: a #GOutputStream for the given @base_stream. 105 * 106 * Throws: ConstructionException GTK+ fails to create the object. 107 */ 108 public this(OutputStream baseStream) 109 { 110 auto p = g_buffered_output_stream_new((baseStream is null) ? null : baseStream.getOutputStreamStruct()); 111 112 if(p is null) 113 { 114 throw new ConstructionException("null returned by new"); 115 } 116 117 this(cast(GBufferedOutputStream*) p, true); 118 } 119 120 /** 121 * Creates a new buffered output stream with a given buffer size. 122 * 123 * Params: 124 * baseStream = a #GOutputStream. 125 * size = a #gsize. 126 * 127 * Returns: a #GOutputStream with an internal buffer set to @size. 128 * 129 * Throws: ConstructionException GTK+ fails to create the object. 130 */ 131 public this(OutputStream baseStream, size_t size) 132 { 133 auto p = g_buffered_output_stream_new_sized((baseStream is null) ? null : baseStream.getOutputStreamStruct(), size); 134 135 if(p is null) 136 { 137 throw new ConstructionException("null returned by new_sized"); 138 } 139 140 this(cast(GBufferedOutputStream*) p, true); 141 } 142 143 /** 144 * Checks if the buffer automatically grows as data is added. 145 * 146 * Returns: %TRUE if the @stream's buffer automatically grows, 147 * %FALSE otherwise. 148 */ 149 public bool getAutoGrow() 150 { 151 return g_buffered_output_stream_get_auto_grow(gBufferedOutputStream) != 0; 152 } 153 154 /** 155 * Gets the size of the buffer in the @stream. 156 * 157 * Returns: the current size of the buffer. 158 */ 159 public size_t getBufferSize() 160 { 161 return g_buffered_output_stream_get_buffer_size(gBufferedOutputStream); 162 } 163 164 /** 165 * Sets whether or not the @stream's buffer should automatically grow. 166 * If @auto_grow is true, then each write will just make the buffer 167 * larger, and you must manually flush the buffer to actually write out 168 * the data to the underlying stream. 169 * 170 * Params: 171 * autoGrow = a #gboolean. 172 */ 173 public void setAutoGrow(bool autoGrow) 174 { 175 g_buffered_output_stream_set_auto_grow(gBufferedOutputStream, autoGrow); 176 } 177 178 /** 179 * Sets the size of the internal buffer to @size. 180 * 181 * Params: 182 * size = a #gsize. 183 */ 184 public void setBufferSize(size_t size) 185 { 186 g_buffered_output_stream_set_buffer_size(gBufferedOutputStream, size); 187 } 188 }