001 /*
002 * Copyright (c) 2009 The openGion Project.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
013 * either express or implied. See the License for the specific language
014 * governing permissions and limitations under the License.
015 */
016 package org.opengion.plugin.column;
017
018 import java.util.StringTokenizer;
019
020 import org.opengion.fukurou.util.StringUtil;
021 import org.opengion.fukurou.util.TagBuffer;
022 import org.opengion.hayabusa.common.HybsSystem;
023 import org.opengion.hayabusa.db.AbstractRenderer;
024 import org.opengion.hayabusa.db.CellRenderer;
025 import org.opengion.hayabusa.db.DBColumn;
026
027 /**
028 * AUTOAREA レンãƒ?ƒ©ã¯ã€ã‚«ãƒ©ãƒ??ãƒ??タをテã‚ストエリアã§è¡¨ç¤ºã™ã‚‹å ´åˆã«
029 * 使用ã™ã‚‹ã‚¯ãƒ©ã‚¹ã§ã™ã?
030 * readonlyã®ãƒ?‚ストエリアã§class=renderer-textareaã¨ã—ã¦å‡ºåŠ›ã—ã€?
031 * name属æ?ã¯ä»˜ã‘ã¾ã›ã‚“ã€?ãƒ??ã‚¿ã¯é€ä¿¡ã•れã¾ã›ã‚“)
032 * エリアã®ç¸¦ã€æ¨ªã‚µã‚¤ã‚ºã¯ã‚¨ãƒ?‚£ã‚¿ã®è‡ªå‹•æ‹¡å¼µãƒ?‚ストエリア(AUTOAREA)ã¨åŒæ§˜ã«ã—ã¦ç®—å?ã•れã¾ã™ã?
033 *
034 * カラãƒ??表示ã«å¿?¦ãªå±žæ?ã¯, DBColumn オブジェクãƒ?よりå–り出ã—ã¾ã™ã?
035 * ã“ã?クラスã¯ã€DBColumn オブジェクト毎ã«?‘ã¤ä½œæ?ã•れã¾ã™ã?
036 *
037 * @og.rev 5.3.4.0 (2011/04/01) æ–°è¦ä½œæ?
038 * @og.group �?タ編�
039 *
040 * @version 4.0
041 * @author Hiroki Nakamura
042 * @since JDK5.0,
043 */
044 public class Renderer_AUTOAREA extends AbstractRenderer {
045 //* ã“ã?プãƒã‚°ãƒ©ãƒ??VERSIONæ–?—å?ã‚’è¨å®šã—ã¾ã™ã? {@value} */
046 private static final String VERSION = "5.3.4.0 (2011/04/01)" ;
047
048 private final int COLUMNS_MAXSIZE = HybsSystem.sysInt( "HTML_COLUMNS_MAXSIZE" );
049 // viewã‚¿ã‚°ã§è¡¨ç¤ºã™ã‚‹å ´åˆã?カラãƒ??大ãã•
050 private final int VIEW_COLUMNS_MAXSIZE = HybsSystem.sysInt( "HTML_VIEW_COLUMNS_MAXSIZE" );
051
052 private String size1;
053 private String size2;
054
055 private static final int COL = 0 ;
056 private static final int ROW = 1 ;
057 private static final String CODE = "Windows-31J";
058
059 private int cols1 = 0 ;
060 private int cols2 = 0 ;
061 private int rows1 = 0 ;
062 private int rows2 = 0 ;
063 private int maxColSize = HybsSystem.sysInt( "HTML_AUTOAREA_MAX_COL_SIZE" );
064 private int maxRowSize = HybsSystem.sysInt( "HTML_AUTOAREA_MAX_ROW_SIZE" );
065
066 private final TagBuffer tagBuffer = new TagBuffer();
067
068 /**
069 * ãƒ?ƒ•ォルトコンストラクターã€?
070 * ã“ã?コンストラクターã§ã€åŸºæœ¬ã‚ªãƒ–ジェクトを作æ?ã—ã¾ã™ã?
071 *
072 */
073 public Renderer_AUTOAREA() {
074 // 何もã‚りã¾ã›ã‚“ã€?super を呼ã³å‡ºã—ã¾ã›ã‚“)
075 }
076
077 /**
078 * コンストラクター
079 * textareaã®ã‚µã‚¤ã‚ºã‚’決ã‚ã‚‹ãŸã‚ã€sizeã¨rowを決定ã™ã‚?
080 * editorã®è¨ˆç®—ã‚’ç§»æ¤ã?
081 *
082 * @param clm DBColumnオブジェク�
083 */
084 private Renderer_AUTOAREA( final DBColumn clm ) {
085 String size = clm.getViewLength();
086 int maxlength = clm.getTotalSize();
087
088 if( size != null ) {
089 if( size.indexOf( ',' ) >= 0 ) {
090 size = size.substring( 0, size.indexOf( ',' ) );
091 }
092 size1 = size;
093 size2 = size;
094 }
095 else {
096 size1 = String.valueOf( clm.getFieldSize( maxlength, COLUMNS_MAXSIZE ) );
097 size2 = String.valueOf( clm.getFieldSize( maxlength, VIEW_COLUMNS_MAXSIZE ) );
098 }
099
100 int r1 = (clm.getTotalSize()/Integer.parseInt(size1)) + 1; // 4.0.0 (2005/01/31) メソãƒ?ƒ‰å変更
101 if( r1 > 5 ) { rows1 = 5; }
102 else { rows1 = r1; }
103
104 int r2 = (clm.getTotalSize()/Integer.parseInt(size2)) + 1; // 4.0.0 (2005/01/31) メソãƒ?ƒ‰å変更
105 if( r2 > 5 ) { rows2 = 5; }
106 else { rows2 = r2; }
107
108 // 3.8.0.2 (2005/07/11) size ã«ã€?rows-maxRow,cols-maxCols" を指å®?
109 String param = StringUtil.nval( clm.getRendererParam(),clm.getViewLength() );
110 if( param != null && param.length() != 0 ) {
111 int prmAdrs = param.indexOf( ',' );
112 if( prmAdrs > 0 ) {
113 String rowStr = param.substring( 0,prmAdrs );
114 String colStr = param.substring( prmAdrs+1 );
115
116 int rowAdrs = rowStr.indexOf( '-' ); // rows-maxRow è¨å®šæ™‚ '-' ãŒãªã‘れã°ã€ãŸã??rows
117 if( rowAdrs > 0 ) {
118 rows1 = Integer.parseInt( rowStr.substring( 0,rowAdrs ) );
119 maxRowSize = Integer.parseInt( rowStr.substring( rowAdrs+1 ) );
120 }
121 else {
122 rows1 = Integer.parseInt( rowStr );
123 }
124 rows2 = rows1 ;
125
126 int colAdrs = colStr.indexOf( '-' ); // cols-maxCols è¨å®šæ™‚ '-' ãŒãªã‘れã°ã€ãŸã??cols
127 if( colAdrs > 0 ) {
128 cols1 = Integer.parseInt( colStr.substring( 0,colAdrs ) );
129 maxColSize = Integer.parseInt( colStr.substring( colAdrs+1 ) );
130 }
131 else {
132 cols1 = Integer.parseInt( colStr );
133 }
134 cols2 = cols1;
135 }
136 }
137 }
138
139 /**
140 * å?‚ªãƒ–ジェクトã‹ã‚‰è?åˆ??インスタンスを返ã—ã¾ã™ã?
141 * 自åˆ??身をã‚ャãƒ?‚·ãƒ¥ã™ã‚‹ã®ã‹ã?æ–°ãŸã«ä½œæ?ã™ã‚‹ã®ã‹ã?ã€å„サブクラスã®å®Ÿè£?«
142 * ã¾ã‹ã•れã¾ã™ã?
143 *
144 * @param clm DBColumnオブジェク�
145 *
146 * @return CellRendererオブジェク�
147 */
148 public CellRenderer newInstance( final DBColumn clm ) {
149 return new Renderer_AUTOAREA( clm );
150 }
151
152 /**
153 * ãƒ??ã‚¿ã®è¡¨ç¤ºç”¨æ–?—å?ã‚’è¿”ã—ã¾ã™ã?
154 *
155 * @param value 入力å?
156 *
157 * @return ãƒ??ã‚¿ã®è¡¨ç¤ºç”¨æ–?—å?
158 */
159 @Override
160 public String getValue( final String value ) {
161
162 int[] rowcol = getRowsCols( value,cols1,rows1 );
163
164 TagBuffer tag = new TagBuffer( "textarea" );
165 tag.add( "cols" , String.valueOf( rowcol[COL] ) );
166 tag.add( "rows" , String.valueOf( rowcol[ROW] ) );
167 tag.add( "readonly", "readonly" );
168 tag.add( "class" , "renderer-textarea" );
169 tag.add( tagBuffer.makeTag() );
170 tag.setBody( value );
171
172 return tag.makeTag();
173 }
174
175 /**
176 * ãƒ??ã‚¿ã®è¡¨ç¤ºç”¨æ–?—å?ã‚’è¿”ã—ã¾ã™ã?
177 *
178 * @param row 行番å·
179 * @param value 入力å?
180 *
181 * @return ãƒ??ã‚¿è¡¨ç¤ºç”¨ã®æ–?—å?
182 */
183 @Override
184 public String getValue( final int row,final String value ) {
185
186 int[] rowcol = getRowsCols( value,cols2,rows2 );
187
188 TagBuffer tag = new TagBuffer( "textarea" );
189 tag.add( "cols" , String.valueOf( rowcol[COL] ) );
190 tag.add( "rows" , String.valueOf( rowcol[ROW] ) );
191 tag.add( "readonly", "readonly" );
192 tag.add( "class" , "renderer-textarea" );
193 tag.add( tagBuffer.makeTag() );
194 tag.setBody( value );
195
196 return tag.makeTag( row,value );
197 }
198
199 /**
200 * 自動表示ã™ã‚‹è¡Œå?ã®æ•°ã‚’求ã‚ã¾ã™ã?
201 * 行数ã¯ã€å¼•æ•°ã®æ–?—å?ä¸ã«å«ã¾ã‚Œã‚‹ 改行コードã?個数を求ã‚ã¾ã™ã?
202 * 列数ã¯ã€å„行数ã®ãªã‹ã?æœ?¤§æ¡æ•°ã‚ˆã‚Šæ±‚ã‚ã¾ã™ã?ã“れã«ã¯åŠè§’ã?全角ãŒå«ã¾ã‚Œã‚‹ç‚ºã€?
203 * åŠè§’æ›ç®—ã§ã®æ–?—æ•°ã¨ã?†ã“ã¨ã«ãªã‚Šã¾ã™ã?
204 * 行数ã¨åˆ—æ•°ãŒã?åˆæœŸè¨å®šã?行数ã¨åˆ—数よりå°ã•ã??åˆã?ã€å?期è¨å®šå?ãŒä½¿ç”¨ã•れã¾ã™ã?
205 *
206 * @param value 入力å? 表示æ–?—å?
207 * @param cols æœ?°ã‚«ãƒ©ãƒ?•°
208 * @param rows æœ?°è¡Œæ•°
209 *
210 * @return 自動計算ã—ãŸè¡Œå?ã®é…å?
211 */
212 private int[] getRowsCols( final String value,final int cols, final int rows ) {
213 if( value == null ) {
214 return new int[] { rows,cols };
215 }
216
217 StringTokenizer token = new StringTokenizer( value, "\n", true );
218
219 int cntRow = 1;
220 int maxCol = 0;
221 while ( token.hasMoreTokens() ) {
222 String val = token.nextToken();
223 if( "\n".equals( val ) ) { cntRow++; }
224 else {
225 byte[] byteValue = StringUtil.makeByte( val,CODE ); // 3.5.5.3 (2004/04/09)
226 int byteSize = byteValue.length;
227 if( maxColSize > 0 && byteSize > maxColSize ) { // æœ?¤§åˆ—æ•°
228 cntRow += (byteSize / maxColSize);
229 maxCol = maxColSize ;
230 }
231 else if( byteSize > maxCol ) { maxCol = byteSize; }
232 }
233 if( maxRowSize > 0 && cntRow >= maxRowSize ) { // æœ?¤§è¡Œæ•°
234 cntRow = maxRowSize;
235 break;
236 }
237 }
238
239 maxCol += 2; // マã?ジン。フォントや画é¢ã‚µã‚¤ã‚ºã«å½±éŸ¿ã™ã‚‹ç‚ºã€æ¯”率ã®ã»ã?Œã‚ˆã„??
240
241 int[] rtn = new int[2];
242 rtn[ROW] = (rows<cntRow) ? cntRow : rows ;
243 rtn[COL] = (cols<maxCol) ? maxCol : cols ;
244
245 return rtn ;
246 }
247 }