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 glib.ConstructionException; 32 private import gobject.ObjectG; 33 private import gtkc.gio; 34 public import gtkc.giotypes; 35 36 37 /** 38 * Buffered output stream implements #GFilterOutputStream and provides 39 * for buffered writes. 40 * 41 * By default, #GBufferedOutputStream's buffer size is set at 4 kilobytes. 42 * 43 * To create a buffered output stream, use g_buffered_output_stream_new(), 44 * or g_buffered_output_stream_new_sized() to specify the buffer's size 45 * at construction. 46 * 47 * To get the size of a buffer within a buffered input stream, use 48 * g_buffered_output_stream_get_buffer_size(). To change the size of a 49 * buffered output stream's buffer, use 50 * g_buffered_output_stream_set_buffer_size(). Note that the buffer's 51 * size cannot be reduced below the size of the data within the buffer. 52 */ 53 public class BufferedOutputStream : FilterOutputStream, SeekableIF 54 { 55 /** the main Gtk struct */ 56 protected GBufferedOutputStream* gBufferedOutputStream; 57 58 /** Get the main Gtk struct */ 59 public GBufferedOutputStream* getBufferedOutputStreamStruct(bool transferOwnership = false) 60 { 61 if (transferOwnership) 62 ownedRef = false; 63 return gBufferedOutputStream; 64 } 65 66 /** the main Gtk struct as a void* */ 67 protected override void* getStruct() 68 { 69 return cast(void*)gBufferedOutputStream; 70 } 71 72 protected override void setStruct(GObject* obj) 73 { 74 gBufferedOutputStream = cast(GBufferedOutputStream*)obj; 75 super.setStruct(obj); 76 } 77 78 /** 79 * Sets our main struct and passes it to the parent class. 80 */ 81 public this (GBufferedOutputStream* gBufferedOutputStream, bool ownedRef = false) 82 { 83 this.gBufferedOutputStream = gBufferedOutputStream; 84 super(cast(GFilterOutputStream*)gBufferedOutputStream, ownedRef); 85 } 86 87 // add the Seekable capabilities 88 mixin SeekableT!(GBufferedOutputStream); 89 90 91 /** */ 92 public static GType getType() 93 { 94 return g_buffered_output_stream_get_type(); 95 } 96 97 /** 98 * Creates a new buffered output stream for a base stream. 99 * 100 * Params: 101 * baseStream = a #GOutputStream. 102 * 103 * Returns: a #GOutputStream for the given @base_stream. 104 * 105 * Throws: ConstructionException GTK+ fails to create the object. 106 */ 107 public this(OutputStream baseStream) 108 { 109 auto p = g_buffered_output_stream_new((baseStream is null) ? null : baseStream.getOutputStreamStruct()); 110 111 if(p is null) 112 { 113 throw new ConstructionException("null returned by new"); 114 } 115 116 this(cast(GBufferedOutputStream*) p, true); 117 } 118 119 /** 120 * Creates a new buffered output stream with a given buffer size. 121 * 122 * Params: 123 * baseStream = a #GOutputStream. 124 * size = a #gsize. 125 * 126 * Returns: a #GOutputStream with an internal buffer set to @size. 127 * 128 * Throws: ConstructionException GTK+ fails to create the object. 129 */ 130 public this(OutputStream baseStream, size_t size) 131 { 132 auto p = g_buffered_output_stream_new_sized((baseStream is null) ? null : baseStream.getOutputStreamStruct(), size); 133 134 if(p is null) 135 { 136 throw new ConstructionException("null returned by new_sized"); 137 } 138 139 this(cast(GBufferedOutputStream*) p, true); 140 } 141 142 /** 143 * Checks if the buffer automatically grows as data is added. 144 * 145 * Returns: %TRUE if the @stream's buffer automatically grows, 146 * %FALSE otherwise. 147 */ 148 public bool getAutoGrow() 149 { 150 return g_buffered_output_stream_get_auto_grow(gBufferedOutputStream) != 0; 151 } 152 153 /** 154 * Gets the size of the buffer in the @stream. 155 * 156 * Returns: the current size of the buffer. 157 */ 158 public size_t getBufferSize() 159 { 160 return g_buffered_output_stream_get_buffer_size(gBufferedOutputStream); 161 } 162 163 /** 164 * Sets whether or not the @stream's buffer should automatically grow. 165 * If @auto_grow is true, then each write will just make the buffer 166 * larger, and you must manually flush the buffer to actually write out 167 * the data to the underlying stream. 168 * 169 * Params: 170 * autoGrow = a #gboolean. 171 */ 172 public void setAutoGrow(bool autoGrow) 173 { 174 g_buffered_output_stream_set_auto_grow(gBufferedOutputStream, autoGrow); 175 } 176 177 /** 178 * Sets the size of the internal buffer to @size. 179 * 180 * Params: 181 * size = a #gsize. 182 */ 183 public void setBufferSize(size_t size) 184 { 185 g_buffered_output_stream_set_buffer_size(gBufferedOutputStream, size); 186 } 187 }