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Diff Revisions 949 vs 950 for /trunk/Java/GWT/Client/src/org/litesoft/GWT/client/widgets/nonpublic/AbstractCssBackgroundButtonHelper.java

Diff revisions: vs.
  @@ -1,204 +1,204 @@
1 - // This Source Code is in the Public Domain per: http://unlicense.org
2 - package org.litesoft.GWT.client.widgets.nonpublic;
3 -
4 - import org.litesoft.GWT.client.*;
5 - import org.litesoft.commonfoundation.typeutils.*;
6 - import org.litesoft.ui.*;
7 -
8 - import com.google.gwt.user.client.*;
9 - import com.google.gwt.user.client.ui.*;
10 -
11 - public class AbstractCssBackgroundButtonHelper implements OnBrowserEventListener {
12 - private static final State sREGULAR = new State( "Regular" );
13 - private static final State sMOUSEOVER = new State( "Mouseover" );
14 - private static final State sMOUSEDOWN = new State( "Mousedown" );
15 - private static final State sDISABLED = new State( "Disabled" );
16 -
17 - public static final State[] ALL_STATES = new State[]{sREGULAR, sMOUSEOVER, sMOUSEDOWN, sDISABLED};
18 -
19 - private boolean mMouseOver = false;
20 - private boolean mMouseDown = false;
21 - private boolean mDisabled = false;
22 - protected Widget mWidget;
23 - private String mEnabledToolTip;
24 - private String mDisabledToolTip = null;
25 - protected State mCurrentState = null;
26 - private Element mSavedCaptureElement = null;
27 -
28 - public AbstractCssBackgroundButtonHelper( OnBrowserEventListenable pListenable, String pEnabledToolTip, String pDisabledToolTip ) {
29 - mWidget = pListenable.getOnBrowserEventListenableWidget();
30 -
31 - if ( null != (mEnabledToolTip = Strings.noEmpty( pEnabledToolTip )) ) {
32 - mWidget.setTitle( mEnabledToolTip );
33 - mDisabledToolTip = pDisabledToolTip == null ? pDisabledToolTip : pDisabledToolTip.trim();
34 - }
35 - pListenable.setOnBrowserEventListener( Event.MOUSEEVENTS, this );
36 - }
37 -
38 - public String getEnabledToolTip() {
39 - return mEnabledToolTip;
40 - }
41 -
42 - public void setEnabledToolTip( String pEnabledToolTip ) {
43 - String zEnabledToolTip = Strings.noEmpty( pEnabledToolTip );
44 - if ( zEnabledToolTip != null ) {
45 - mEnabledToolTip = pEnabledToolTip;
46 - if ( isEnabled() ) {
47 - mWidget.setTitle( mEnabledToolTip );
48 - }
49 - }
50 - }
51 -
52 - private State determineNewForm() {
53 - if ( mDisabled ) {
54 - return sDISABLED;
55 - }
56 - if ( mMouseDown ) {
57 - return sMOUSEDOWN;
58 - }
59 - if ( mMouseOver ) {
60 - return sMOUSEOVER;
61 - }
62 - return sREGULAR;
63 - }
64 -
65 - public AbstractCssBackgroundButtonHelper updateForm() {
66 - State zNewForm = determineNewForm();
67 - if ( mCurrentState != zNewForm ) {
68 - if ( mCurrentState != null ) {
69 - removeCurrentState();
70 -
71 - if ( mCurrentState == sMOUSEDOWN ) {
72 - DOM.releaseCapture( mWidget.getElement() );
73 - if ( mSavedCaptureElement != null ) {
74 - DOM.setCapture( mSavedCaptureElement );
75 - mSavedCaptureElement = null;
76 - }
77 - }
78 - }
79 - String zNewToolTip = mDisabledToolTip;
80 - if ( zNewForm != sDISABLED ) {
81 - zNewToolTip = mEnabledToolTip;
82 - if ( zNewForm == sMOUSEDOWN ) {
83 - mSavedCaptureElement = DOM.getCaptureElement();
84 - if ( mSavedCaptureElement != null ) {
85 - DOM.releaseCapture( mSavedCaptureElement );
86 - }
87 - DOM.setCapture( mWidget.getElement() );
88 - }
89 - }
90 - mCurrentState = zNewForm;
91 - applyCurrentState();
92 - if ( zNewToolTip != null ) {
93 - mWidget.setTitle( zNewToolTip );
94 - }
95 - }
96 - return this;
97 - }
98 -
99 - protected void applyCurrentState() {
100 - mWidget.addStyleName( "" + mCurrentState );
101 - }
102 -
103 - protected void removeCurrentState() {
104 - mWidget.removeStyleName( "" + mCurrentState );
105 - }
106 -
107 - public boolean isEnabled() {
108 - return !mDisabled;
109 - }
110 -
111 - public void setEnabled( boolean pEnabled ) {
112 - mDisabled = !pEnabled;
113 - updateForm();
114 - }
115 -
116 - @Override
117 - public boolean onBrowserEvent( Event pEvent ) {
118 - switch ( DOM.eventGetType( pEvent ) ) {
119 - case Event.ONMOUSEDOWN:
120 - UtilsGwt.eventPreventDefaultAndCancelBubble( pEvent );
121 - onMouseDown( pEvent );
122 - break;
123 - case Event.ONMOUSEUP:
124 - onMouseUp( pEvent );
125 - break;
126 - case Event.ONMOUSEOVER:
127 - onMouseEnter( pEvent );
128 - break;
129 - case Event.ONMOUSEOUT:
130 - onMouseLeave( pEvent );
131 - break;
132 - case Event.ONMOUSEMOVE:
133 - UtilsGwt.eventPreventDefaultAndCancelBubble( pEvent );
134 - default:
135 - break;
136 - }
137 - return !isEnabled();
138 - }
139 -
140 - protected void onMouseDown( Event pEvent ) {
141 - mouseDown();
142 - }
143 -
144 - protected void onMouseUp( Event pEvent ) {
145 - mouseUp();
146 - }
147 -
148 - protected void onMouseEnter( Event pEvent ) {
149 - mouseEnter();
150 - }
151 -
152 - protected void onMouseLeave( Event pEvent ) {
153 - mouseLeave();
154 - }
155 -
156 - protected void mouseDown() {
157 - mMouseDown = true;
158 - updateForm();
159 - }
160 -
161 - protected void mouseUp() {
162 - mMouseDown = false;
163 - updateForm();
164 - }
165 -
166 - protected void mouseEnter() {
167 - mMouseOver = true;
168 - updateForm();
169 - }
170 -
171 - protected void mouseLeave() {
172 - mMouseOver = false;
173 - updateForm();
174 - }
175 -
176 - public static class State {
177 - private String mText;
178 -
179 - public State( String pText ) {
180 - mText = pText;
181 - }
182 -
183 - @Override
184 - public String toString() {
185 - return mText;
186 - }
187 -
188 - public String getURL( String pURLBaseGifExtentionAssumed ) {
189 - return pURLBaseGifExtentionAssumed + "-" + mText + ".gif";
190 - }
191 -
192 - public String[] getURLsFor9cell( String pURLBaseGifExtentionAssumed ) {
193 - return generateURLs( pURLBaseGifExtentionAssumed + "/" + mText + "/", CompassPoint.values() );
194 - }
195 -
196 - private String[] generateURLs( String pLeader, CompassPoint[] pCells ) {
197 - String[] rv = new String[pCells.length];
198 - for ( int i = 0; i < pCells.length; i++ ) {
199 - rv[i] = pLeader + pCells[i] + ".gif";
200 - }
201 - return rv;
202 - }
203 - }
204 - }
1 + // This Source Code is in the Public Domain per: http://unlicense.org
2 + package org.litesoft.GWT.client.widgets.nonpublic;
3 +
4 + import org.litesoft.GWT.client.*;
5 + import org.litesoft.commonfoundation.base.*;
6 + import org.litesoft.ui.*;
7 +
8 + import com.google.gwt.user.client.*;
9 + import com.google.gwt.user.client.ui.*;
10 +
11 + public class AbstractCssBackgroundButtonHelper implements OnBrowserEventListener {
12 + private static final State sREGULAR = new State( "Regular" );
13 + private static final State sMOUSEOVER = new State( "Mouseover" );
14 + private static final State sMOUSEDOWN = new State( "Mousedown" );
15 + private static final State sDISABLED = new State( "Disabled" );
16 +
17 + public static final State[] ALL_STATES = new State[]{sREGULAR, sMOUSEOVER, sMOUSEDOWN, sDISABLED};
18 +
19 + private boolean mMouseOver = false;
20 + private boolean mMouseDown = false;
21 + private boolean mDisabled = false;
22 + protected Widget mWidget;
23 + private String mEnabledToolTip;
24 + private String mDisabledToolTip = null;
25 + protected State mCurrentState = null;
26 + private Element mSavedCaptureElement = null;
27 +
28 + public AbstractCssBackgroundButtonHelper( OnBrowserEventListenable pListenable, String pEnabledToolTip, String pDisabledToolTip ) {
29 + mWidget = pListenable.getOnBrowserEventListenableWidget();
30 +
31 + if ( null != (mEnabledToolTip = ConstrainTo.significantOrNull( pEnabledToolTip )) ) {
32 + mWidget.setTitle( mEnabledToolTip );
33 + mDisabledToolTip = pDisabledToolTip == null ? pDisabledToolTip : pDisabledToolTip.trim();
34 + }
35 + pListenable.setOnBrowserEventListener( Event.MOUSEEVENTS, this );
36 + }
37 +
38 + public String getEnabledToolTip() {
39 + return mEnabledToolTip;
40 + }
41 +
42 + public void setEnabledToolTip( String pEnabledToolTip ) {
43 + String zEnabledToolTip = ConstrainTo.significantOrNull( pEnabledToolTip );
44 + if ( zEnabledToolTip != null ) {
45 + mEnabledToolTip = pEnabledToolTip;
46 + if ( isEnabled() ) {
47 + mWidget.setTitle( mEnabledToolTip );
48 + }
49 + }
50 + }
51 +
52 + private State determineNewForm() {
53 + if ( mDisabled ) {
54 + return sDISABLED;
55 + }
56 + if ( mMouseDown ) {
57 + return sMOUSEDOWN;
58 + }
59 + if ( mMouseOver ) {
60 + return sMOUSEOVER;
61 + }
62 + return sREGULAR;
63 + }
64 +
65 + public AbstractCssBackgroundButtonHelper updateForm() {
66 + State zNewForm = determineNewForm();
67 + if ( mCurrentState != zNewForm ) {
68 + if ( mCurrentState != null ) {
69 + removeCurrentState();
70 +
71 + if ( mCurrentState == sMOUSEDOWN ) {
72 + DOM.releaseCapture( mWidget.getElement() );
73 + if ( mSavedCaptureElement != null ) {
74 + DOM.setCapture( mSavedCaptureElement );
75 + mSavedCaptureElement = null;
76 + }
77 + }
78 + }
79 + String zNewToolTip = mDisabledToolTip;
80 + if ( zNewForm != sDISABLED ) {
81 + zNewToolTip = mEnabledToolTip;
82 + if ( zNewForm == sMOUSEDOWN ) {
83 + mSavedCaptureElement = DOM.getCaptureElement();
84 + if ( mSavedCaptureElement != null ) {
85 + DOM.releaseCapture( mSavedCaptureElement );
86 + }
87 + DOM.setCapture( mWidget.getElement() );
88 + }
89 + }
90 + mCurrentState = zNewForm;
91 + applyCurrentState();
92 + if ( zNewToolTip != null ) {
93 + mWidget.setTitle( zNewToolTip );
94 + }
95 + }
96 + return this;
97 + }
98 +
99 + protected void applyCurrentState() {
100 + mWidget.addStyleName( "" + mCurrentState );
101 + }
102 +
103 + protected void removeCurrentState() {
104 + mWidget.removeStyleName( "" + mCurrentState );
105 + }
106 +
107 + public boolean isEnabled() {
108 + return !mDisabled;
109 + }
110 +
111 + public void setEnabled( boolean pEnabled ) {
112 + mDisabled = !pEnabled;
113 + updateForm();
114 + }
115 +
116 + @Override
117 + public boolean onBrowserEvent( Event pEvent ) {
118 + switch ( DOM.eventGetType( pEvent ) ) {
119 + case Event.ONMOUSEDOWN:
120 + UtilsGwt.eventPreventDefaultAndCancelBubble( pEvent );
121 + onMouseDown( pEvent );
122 + break;
123 + case Event.ONMOUSEUP:
124 + onMouseUp( pEvent );
125 + break;
126 + case Event.ONMOUSEOVER:
127 + onMouseEnter( pEvent );
128 + break;
129 + case Event.ONMOUSEOUT:
130 + onMouseLeave( pEvent );
131 + break;
132 + case Event.ONMOUSEMOVE:
133 + UtilsGwt.eventPreventDefaultAndCancelBubble( pEvent );
134 + default:
135 + break;
136 + }
137 + return !isEnabled();
138 + }
139 +
140 + protected void onMouseDown( Event pEvent ) {
141 + mouseDown();
142 + }
143 +
144 + protected void onMouseUp( Event pEvent ) {
145 + mouseUp();
146 + }
147 +
148 + protected void onMouseEnter( Event pEvent ) {
149 + mouseEnter();
150 + }
151 +
152 + protected void onMouseLeave( Event pEvent ) {
153 + mouseLeave();
154 + }
155 +
156 + protected void mouseDown() {
157 + mMouseDown = true;
158 + updateForm();
159 + }
160 +
161 + protected void mouseUp() {
162 + mMouseDown = false;
163 + updateForm();
164 + }
165 +
166 + protected void mouseEnter() {
167 + mMouseOver = true;
168 + updateForm();
169 + }
170 +
171 + protected void mouseLeave() {
172 + mMouseOver = false;
173 + updateForm();
174 + }
175 +
176 + public static class State {
177 + private String mText;
178 +
179 + public State( String pText ) {
180 + mText = pText;
181 + }
182 +
183 + @Override
184 + public String toString() {
185 + return mText;
186 + }
187 +
188 + public String getURL( String pURLBaseGifExtentionAssumed ) {
189 + return pURLBaseGifExtentionAssumed + "-" + mText + ".gif";
190 + }
191 +
192 + public String[] getURLsFor9cell( String pURLBaseGifExtentionAssumed ) {
193 + return generateURLs( pURLBaseGifExtentionAssumed + "/" + mText + "/", CompassPoint.values() );
194 + }
195 +
196 + private String[] generateURLs( String pLeader, CompassPoint[] pCells ) {
197 + String[] rv = new String[pCells.length];
198 + for ( int i = 0; i < pCells.length; i++ ) {
199 + rv[i] = pLeader + pCells[i] + ".gif";
200 + }
201 + return rv;
202 + }
203 + }
204 + }

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