4 package eu
.etaxonomy
.taxeditor
.ui
.element
;
6 import org
.eclipse
.swt
.SWT
;
7 import org
.eclipse
.swt
.events
.KeyAdapter
;
8 import org
.eclipse
.swt
.events
.KeyEvent
;
9 import org
.eclipse
.swt
.events
.ModifyEvent
;
10 import org
.eclipse
.swt
.events
.ModifyListener
;
11 import org
.eclipse
.swt
.graphics
.Color
;
12 import org
.eclipse
.swt
.widgets
.Composite
;
13 import org
.eclipse
.swt
.widgets
.Control
;
14 import org
.eclipse
.swt
.widgets
.Label
;
15 import org
.eclipse
.swt
.widgets
.Listener
;
16 import org
.eclipse
.swt
.widgets
.Text
;
17 import org
.eclipse
.ui
.forms
.widgets
.TableWrapData
;
19 import eu
.etaxonomy
.cdm
.common
.CdmUtils
;
20 import eu
.etaxonomy
.taxeditor
.preference
.Resources
;
26 public class TextWithLabelElement
extends AbstractCdmFormElement
implements ModifyListener
, IEnableableFormElement
,
32 private final boolean isMultiLine
;
34 public static final int MAX_HEIGHT
= 0;
35 public static final int SINGLE
= -1;
37 protected TextWithLabelElement(CdmFormFactory formFactory
, ICdmFormElement parentElement
, boolean isMultiLine
) {
38 super(formFactory
, parentElement
);
39 this.isMultiLine
= isMultiLine
;
42 protected TextWithLabelElement(CdmFormFactory formFactory
, ICdmFormElement parentElement
, String labelString
,
43 String initialText
, Integer textHeight
, int style
) {
44 this(formFactory
, parentElement
, labelString
, initialText
, textHeight
, null, false, style
);
47 protected TextWithLabelElement(CdmFormFactory formFactory
, ICdmFormElement parentElement
, String labelString
,
48 String initialText
, Integer textHeight
, boolean isMultiLine
, int style
) {
49 this(formFactory
, parentElement
, labelString
, initialText
, textHeight
, null, isMultiLine
, style
);
52 protected TextWithLabelElement(CdmFormFactory formFactory
, ICdmFormElement parentElement
, String labelString
,
53 String initialText
, Integer textHeight
, Integer textLimit
, int style
) {
54 this(formFactory
, parentElement
, labelString
, initialText
, textHeight
, textLimit
, false, style
);
57 protected TextWithLabelElement(CdmFormFactory formFactory
, ICdmFormElement parentElement
, String labelString
,
58 String initialText
, Integer textHeight
, Integer textLimit
, boolean isMultiLine
, int style
) {
59 super(formFactory
, parentElement
);
61 this.isMultiLine
= isMultiLine
;
63 initLabel(formFactory
, labelString
, isMultiLine
, getLayoutComposite());
65 initText(formFactory
, initialText
, textHeight
, textLimit
, isMultiLine
, style
, getLayoutComposite());
68 protected void initText(CdmFormFactory formFactory
, String initialText
, Integer textHeight
, Integer textLimit
,
69 boolean isMultiLine
, int style
, Composite layoutComposite
) {
70 int scrollStyle
= textHeight
== null ? SWT
.NULL
: (SWT
.V_SCROLL
| SWT
.MULTI
);
72 int combinedStyle
= style
| SWT
.BORDER
| scrollStyle
;
74 // SWT.PASSWORD does not work when SWT.WRAP is set.
75 if (style
!= SWT
.PASSWORD
) {
76 combinedStyle
= combinedStyle
| SWT
.WRAP
;
79 text
= formFactory
.createText(layoutComposite
, "", combinedStyle
);
80 text
.setTextLimit(textLimit
!=null?textLimit
:Text
.LIMIT
);
86 if (textHeight
== null) {
87 text
.addKeyListener(new KeyAdapter() {
89 public void keyPressed(KeyEvent e
) {
90 if (e
.character
== SWT
.CR
) {
91 // Don't accept carriage returns as input when in single
94 } else if (e
.character
== SWT
.TAB
) {
95 // traverse is not working for wrapped text widgets so
96 // we reintroduce it here
98 TextWithLabelElement
.this.text
.traverse(SWT
.TRAVERSE_TAB_NEXT
);
104 TableWrapData layoutData
;
106 layoutData
= LayoutConstants
.FILL_HORIZONTALLY(2, 1);
109 layoutData
= LayoutConstants
.FILL();
111 if (textHeight
!= null && textHeight
> 0) {
112 (layoutData
).heightHint
= textHeight
;
115 text
.setLayoutData(layoutData
);
117 text
.addModifyListener(this);
119 setText(initialText
);
122 protected void initLabel(CdmFormFactory formFactory
, String labelString
, boolean isMultiLine
, Composite layoutComposite
) {
123 if (labelString
!= null) {
124 label
= formFactory
.createLabel(layoutComposite
, CdmUtils
.Nz(labelString
), SWT
.NULL
);
127 label
.setLayoutData(LayoutConstants
.FILL_HORIZONTALLY(2, 1));
130 label
.setLayoutData(LayoutConstants
.LEFT());
136 * Get the text of this composites text composite
138 * @return a {@link java.lang.String} object.
140 public String
getText() {
141 return text
.getText();
145 * Set the text of this composites text composite
148 * a {@link java.lang.String} object.
150 public void setText(String string
) {
151 Listener
[] listeners
= text
.getListeners(SWT
.Modify
);
153 for (Listener listener
: listeners
) {
154 text
.removeListener(SWT
.Modify
, listener
);
157 text
.setText(CdmUtils
.Nz(string
));
159 for (Listener listener
: listeners
) {
160 text
.addListener(SWT
.Modify
, listener
);
166 public void modifyText(ModifyEvent e
) {
167 if(e
.widget
==text
&& !isMultiLine
){
168 Text text
= (Text
) e
.widget
;
169 boolean hasControlCharacters
= false;
170 String textString
= text
.getText();
171 int stringLength
= textString
.length();
172 for (int i
= 0; i
< stringLength
; i
++) {
173 if (Character
.isISOControl(textString
.charAt(i
))) {
174 hasControlCharacters
= true;
178 if(hasControlCharacters
){
179 //remove control character such as line breaks etc.
180 setText(text
.getText().replaceAll("\\p{C}", new Character((char)9608).toString()));
183 firePropertyChangeEvent(new CdmPropertyChangeEvent(this, e
));
188 public void setEnabled(boolean enabled
) {
189 text
.setEnabled(enabled
);
190 String symbolicName
= enabled ? Resources
.COLOR_FONT_DEFAULT
: Resources
.COLOR_TEXT_DISABLED
;
191 text
.setForeground(getColor(symbolicName
));
195 public boolean isEnabled() {
196 return text
.isEnabled();
201 public void setIrrelevant(boolean irrelevant
) {
202 String colorId
= irrelevant ? Resources
.COLOR_COMPOSITE_IRRELEVANT
: Resources
.COLOR_COMPOSITE_BACKGROUND
;
204 Color color
= getColor(colorId
);
205 text
.setBackground(color
);
210 public void setBackground(Color color
) {
212 label
.setBackground(color
);
217 public void setSelected(boolean selected
) {
218 setBackground(selected ? SELECTED
: getPersistentBackground());
223 public void setFocus() {
227 public Control
getMainControl() {
231 public void setTextLimit(int limit
) {
232 text
.setTextLimit(limit
);