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 glib.StringChunk; 26 27 private import glib.ConstructionException; 28 private import glib.Str; 29 private import gtkc.glib; 30 public import gtkc.glibtypes; 31 32 33 /** 34 * An opaque data structure representing String Chunks. 35 * It should only be accessed by using the following functions. 36 */ 37 public class StringChunk 38 { 39 /** the main Gtk struct */ 40 protected GStringChunk* gStringChunk; 41 protected bool ownedRef; 42 43 /** Get the main Gtk struct */ 44 public GStringChunk* getStringChunkStruct() 45 { 46 return gStringChunk; 47 } 48 49 /** the main Gtk struct as a void* */ 50 protected void* getStruct() 51 { 52 return cast(void*)gStringChunk; 53 } 54 55 /** 56 * Sets our main struct and passes it to the parent class. 57 */ 58 public this (GStringChunk* gStringChunk, bool ownedRef = false) 59 { 60 this.gStringChunk = gStringChunk; 61 this.ownedRef = ownedRef; 62 } 63 64 65 /** 66 * Frees all strings contained within the #GStringChunk. 67 * After calling g_string_chunk_clear() it is not safe to 68 * access any of the strings which were contained within it. 69 * 70 * Since: 2.14 71 */ 72 public void clear() 73 { 74 g_string_chunk_clear(gStringChunk); 75 } 76 77 /** 78 * Frees all memory allocated by the #GStringChunk. 79 * After calling g_string_chunk_free() it is not safe to 80 * access any of the strings which were contained within it. 81 */ 82 public void free() 83 { 84 g_string_chunk_free(gStringChunk); 85 } 86 87 /** 88 * Adds a copy of @string to the #GStringChunk. 89 * It returns a pointer to the new copy of the string 90 * in the #GStringChunk. The characters in the string 91 * can be changed, if necessary, though you should not 92 * change anything after the end of the string. 93 * 94 * Unlike g_string_chunk_insert_const(), this function 95 * does not check for duplicates. Also strings added 96 * with g_string_chunk_insert() will not be searched 97 * by g_string_chunk_insert_const() when looking for 98 * duplicates. 99 * 100 * Params: 101 * str = the string to add 102 * 103 * Return: a pointer to the copy of @string within 104 * the #GStringChunk 105 */ 106 public string insert(string str) 107 { 108 auto retStr = g_string_chunk_insert(gStringChunk, Str.toStringz(str)); 109 110 scope(exit) Str.freeString(retStr); 111 return Str.toString(retStr); 112 } 113 114 /** 115 * Adds a copy of @string to the #GStringChunk, unless the same 116 * string has already been added to the #GStringChunk with 117 * g_string_chunk_insert_const(). 118 * 119 * This function is useful if you need to copy a large number 120 * of strings but do not want to waste space storing duplicates. 121 * But you must remember that there may be several pointers to 122 * the same string, and so any changes made to the strings 123 * should be done very carefully. 124 * 125 * Note that g_string_chunk_insert_const() will not return a 126 * pointer to a string added with g_string_chunk_insert(), even 127 * if they do match. 128 * 129 * Params: 130 * str = the string to add 131 * 132 * Return: a pointer to the new or existing copy of @string 133 * within the #GStringChunk 134 */ 135 public string insertConst(string str) 136 { 137 auto retStr = g_string_chunk_insert_const(gStringChunk, Str.toStringz(str)); 138 139 scope(exit) Str.freeString(retStr); 140 return Str.toString(retStr); 141 } 142 143 /** 144 * Adds a copy of the first @len bytes of @string to the #GStringChunk. 145 * The copy is nul-terminated. 146 * 147 * Since this function does not stop at nul bytes, it is the caller's 148 * responsibility to ensure that @string has at least @len addressable 149 * bytes. 150 * 151 * The characters in the returned string can be changed, if necessary, 152 * though you should not change anything after the end of the string. 153 * 154 * Params: 155 * str = bytes to insert 156 * len = number of bytes of @string to insert, or -1 to insert a 157 * nul-terminated string 158 * 159 * Return: a pointer to the copy of @string within the #GStringChunk 160 * 161 * Since: 2.4 162 */ 163 public string insertLen(string str, ptrdiff_t len) 164 { 165 auto retStr = g_string_chunk_insert_len(gStringChunk, Str.toStringz(str), len); 166 167 scope(exit) Str.freeString(retStr); 168 return Str.toString(retStr); 169 } 170 171 /** 172 * Creates a new #GStringChunk. 173 * 174 * Params: 175 * size = the default size of the blocks of memory which are 176 * allocated to store the strings. If a particular string 177 * is larger than this default size, a larger block of 178 * memory will be allocated for it. 179 * 180 * Return: a new #GStringChunk 181 * 182 * Throws: ConstructionException GTK+ fails to create the object. 183 */ 184 public this(size_t size) 185 { 186 auto p = g_string_chunk_new(size); 187 188 if(p is null) 189 { 190 throw new ConstructionException("null returned by new"); 191 } 192 193 this(cast(GStringChunk*) p); 194 } 195 }