Source Code Cross Referenced for SubstanceTextAreaUI.java in  » Swing-Library » substance-look-feel » org » jvnet » substance » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Swing Library » substance look feel » org.jvnet.substance 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * Copyright (c) 2005-2008 Substance Kirill Grouchnikov. All Rights Reserved.
003:         *
004:         * Redistribution and use in source and binary forms, with or without
005:         * modification, are permitted provided that the following conditions are met:
006:         *
007:         *  o Redistributions of source code must retain the above copyright notice,
008:         *    this list of conditions and the following disclaimer.
009:         *
010:         *  o Redistributions in binary form must reproduce the above copyright notice,
011:         *    this list of conditions and the following disclaimer in the documentation
012:         *    and/or other materials provided with the distribution.
013:         *
014:         *  o Neither the name of Substance Kirill Grouchnikov nor the names of
015:         *    its contributors may be used to endorse or promote products derived
016:         *    from this software without specific prior written permission.
017:         *
018:         * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
019:         * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
020:         * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
021:         * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
022:         * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
023:         * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
024:         * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
025:         * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
026:         * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
027:         * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
028:         * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
029:         */
030:        package org.jvnet.substance;
031:
032:        import java.awt.Graphics;
033:        import java.awt.Graphics2D;
034:        import java.beans.PropertyChangeEvent;
035:        import java.beans.PropertyChangeListener;
036:
037:        import javax.swing.*;
038:        import javax.swing.border.Border;
039:        import javax.swing.plaf.*;
040:        import javax.swing.plaf.basic.BasicBorders;
041:        import javax.swing.plaf.basic.BasicTextAreaUI;
042:        import javax.swing.text.*;
043:
044:        import org.jvnet.lafwidget.animation.FadeStateListener;
045:        import org.jvnet.substance.text.*;
046:        import org.jvnet.substance.utils.SubstanceCoreUtilities;
047:        import org.jvnet.substance.utils.SubstanceSizeUtils;
048:
049:        /**
050:         * UI for text areas in <b>Substance</b> look and feel.
051:         * 
052:         * @author Kirill Grouchnikov
053:         */
054:        public class SubstanceTextAreaUI extends BasicTextAreaUI {
055:            /**
056:             * Listener for fade animations.
057:             */
058:            protected FadeStateListener substanceFadeStateListener;
059:
060:            /**
061:             * The associated text area.
062:             */
063:            protected JTextArea textArea;
064:
065:            /**
066:             * Property change listener.
067:             */
068:            protected PropertyChangeListener substancePropertyChangeListener;
069:
070:            /*
071:             * (non-Javadoc)
072:             * 
073:             * @see javax.swing.plaf.ComponentUI#createUI(javax.swing.JComponent)
074:             */
075:            public static ComponentUI createUI(JComponent c) {
076:                return new SubstanceTextAreaUI(c);
077:            }
078:
079:            /**
080:             * Simple constructor.
081:             * 
082:             * @param c
083:             *            Component (text area).
084:             */
085:            public SubstanceTextAreaUI(JComponent c) {
086:                super ();
087:                this .textArea = (JTextArea) c;
088:            }
089:
090:            /*
091:             * (non-Javadoc)
092:             * 
093:             * @see javax.swing.plaf.basic.BasicTextUI#installListeners()
094:             */
095:            @Override
096:            protected void installListeners() {
097:                super .installListeners();
098:
099:                this .substanceFadeStateListener = new FadeStateListener(
100:                        this .textArea, null, null);
101:                this .substanceFadeStateListener.registerListeners(false);
102:
103:                this .substancePropertyChangeListener = new PropertyChangeListener() {
104:                    public void propertyChange(PropertyChangeEvent evt) {
105:                        if ("font".equals(evt.getPropertyName())) {
106:                            SwingUtilities.invokeLater(new Runnable() {
107:                                public void run() {
108:                                    textArea.updateUI();
109:                                }
110:                            });
111:                        }
112:                    }
113:                };
114:                this .textArea
115:                        .addPropertyChangeListener(this .substancePropertyChangeListener);
116:            }
117:
118:            /*
119:             * (non-Javadoc)
120:             * 
121:             * @see javax.swing.plaf.basic.BasicTextUI#uninstallListeners()
122:             */
123:            @Override
124:            protected void uninstallListeners() {
125:                this .substanceFadeStateListener.unregisterListeners();
126:                this .substanceFadeStateListener = null;
127:
128:                this .textArea
129:                        .removePropertyChangeListener(this .substancePropertyChangeListener);
130:                this .substancePropertyChangeListener = null;
131:
132:                super .uninstallListeners();
133:            }
134:
135:            /*
136:             * (non-Javadoc)
137:             * 
138:             * @see javax.swing.plaf.basic.BasicTextAreaUI#installDefaults()
139:             */
140:            @Override
141:            protected void installDefaults() {
142:                super .installDefaults();
143:                Border b = this .textArea.getBorder();
144:                if (b == null || b instanceof  UIResource) {
145:                    Border newB = new BorderUIResource.CompoundBorderUIResource(
146:                            new SubstanceBorder(
147:                                    SubstanceSizeUtils
148:                                            .getTextBorderInsets(SubstanceSizeUtils
149:                                                    .getComponentFontSize(this .textArea))),
150:                            new BasicBorders.MarginBorder());
151:                    this .textArea.setBorder(newB);
152:                }
153:            }
154:
155:            // /*
156:            // * (non-Javadoc)
157:            // *
158:            // * @see
159:            // javax.swing.plaf.basic.BasicTextUI#paintBackground(java.awt.Graphics)
160:            // */
161:            // @Override
162:            // protected void paintBackground(Graphics g) {
163:            // SubstanceCoreUtilities.paintCompBackground(g, this.textArea);
164:            // }
165:            //
166:            /*
167:             * (non-Javadoc)
168:             * 
169:             * @see javax.swing.plaf.basic.BasicTextUI#createHighlighter()
170:             */
171:            @Override
172:            protected Highlighter createHighlighter() {
173:                return new SubstanceHighlighter();
174:            }
175:
176:            /*
177:             * (non-Javadoc)
178:             * 
179:             * @see javax.swing.plaf.basic.BasicTextAreaUI#create(javax.swing.text.Element)
180:             */
181:            @Override
182:            public View create(Element elem) {
183:                View super Result = super .create(elem);
184:                if (super Result instanceof  PlainView) {
185:                    return new SubstancePlainView(elem);
186:                }
187:                if (super Result instanceof  WrappedPlainView) {
188:                    return new SubstanceWrappedPlainView(elem,
189:                            ((JTextArea) getComponent()).getWrapStyleWord());
190:                }
191:                return super Result;
192:            }
193:
194:            /*
195:             * (non-Javadoc)
196:             * 
197:             * @see javax.swing.plaf.basic.BasicTextUI#modelChanged()
198:             */
199:            @Override
200:            protected void modelChanged() {
201:                super .modelChanged();
202:
203:                JTextComponent component = this .getComponent();
204:                View currView = getRootView(component);
205:                Element defaultRootElement = component.getDocument()
206:                        .getDefaultRootElement();
207:                if (currView instanceof  PlainView) {
208:                    setView(new SubstancePlainView(defaultRootElement));
209:                }
210:                if (currView instanceof  WrappedPlainView) {
211:                    setView(new SubstanceWrappedPlainView(defaultRootElement,
212:                            ((JTextArea) getComponent()).getWrapStyleWord()));
213:                }
214:            }
215:
216:            /*
217:             * (non-Javadoc)
218:             * 
219:             * @see javax.swing.plaf.basic.BasicTextUI#paintSafely(java.awt.Graphics)
220:             */
221:            @Override
222:            protected void paintSafely(Graphics _g) {
223:                // // Have to call the super implementation since it sets a
224:                // // private "painted" flag which affects many other places.
225:                // // Without this there will be many visual artifacts with
226:                // // painting the caret and highlights
227:                // super.paintSafely(_g);
228:                //
229:                // SubstanceTextPainter textPainter = SubstanceLookAndFeel
230:                // .getCurrentTextPainter();
231:                //
232:                // SubstanceTextPainter.BackgroundPaintingCallback callback = new
233:                // SubstanceTextPainter.BackgroundPaintingCallback() {
234:                // public void paintBackground(Graphics g) {
235:                // Highlighter highlighter = getComponent().getHighlighter();
236:                //
237:                // // paint the background
238:                // if (getComponent().isOpaque()) {
239:                // SubstanceTextAreaUI.this.paintBackground(g);
240:                // }
241:                //
242:                // // paint the highlights
243:                // if (highlighter != null) {
244:                // highlighter.paint(g);
245:                // }
246:                // }
247:                // };
248:                // textPainter.init(textArea, null, true);
249:                // if (textPainter.needsBackgroundImage()) {
250:                // textPainter.setBackgroundFill(textArea, textArea.getBackground(),
251:                // false, 0, 0);
252:                // textPainter.attachCallback(callback);
253:                // } else {
254:                // callback.paintBackground(_g);
255:                // }
256:                //
257:                // // paint the view hierarchy
258:                // Rectangle alloc = getVisibleEditorRect();
259:                // if (alloc != null) {
260:                // getRootView(textArea).paint(_g, alloc);
261:                // }
262:                // textPainter.renderSurface(_g);
263:                //
264:                // // paint the caret
265:                // Caret caret = getComponent().getCaret();
266:                // if (caret != null) {
267:                // caret.paint(_g);
268:                // }
269:                // Have to call the super implementation since it sets a
270:                // private "painted" flag which affects many other places.
271:                // Without this there will be many visual artifacts with
272:                // painting the caret and highlights
273:                Graphics2D dummy = (Graphics2D) _g.create(0, 0, 0, 0);
274:                super.paintSafely(dummy);
275:                dummy.dispose();
276:
277:                SubstanceCoreUtilities.paintTextComponent(_g, this.textArea,
278:                        this.getRootView(this.textArea), this
279:                                .getVisibleEditorRect());
280:            }
281:        }
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