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Diff Revisions 949 vs 950 for /trunk/Java/GWT/Client/src/org/litesoft/GWT/forms/client/components/impls/input/FormImageSelectOptions.java

Diff revisions: vs.
  @@ -1,243 +1,243 @@
1 - // This Source Code is in the Public Domain per: http://unlicense.org
2 - package org.litesoft.GWT.forms.client.components.impls.input;
3 -
4 - import org.litesoft.GWT.client.*;
5 - import org.litesoft.GWT.client.widgets.*;
6 - import org.litesoft.GWT.client.widgets.nonpublic.*;
7 - import org.litesoft.commonfoundation.base.*;
8 - import org.litesoft.core.simpletypes.*;
9 - import org.litesoft.uispecification.*;
10 -
11 - import com.google.gwt.core.client.*;
12 - import com.google.gwt.event.dom.client.*;
13 - import com.google.gwt.user.client.*;
14 - import com.google.gwt.user.client.ui.Button;
15 - import com.google.gwt.user.client.ui.*;
16 -
17 - public class FormImageSelectOptions extends FormImageSelector implements ResourceKeyNameURLsAvailableCallback {
18 - private ResourceKeyNameURLprovider mProvider;
19 - private SimplePanel mPopupListWrapper;
20 - private PointXY mPointXY;
21 -
22 - public FormImageSelectOptions( String pFieldLabel, UiFont pLabelFont, String pTooltip, boolean pViewOnly, ResourceKeyNameURLprovider pProvider,
23 - Integer pInitialWidth, boolean pWidthNotStretchable, Integer pInitialHeight, boolean pHeightNotStretchable ) {
24 - super( pFieldLabel, pLabelFont, pTooltip, pViewOnly, pInitialWidth, pWidthNotStretchable, pInitialHeight, pHeightNotStretchable );
25 - mProvider = pProvider;
26 - mPickerButtonTooltip = "Select Image from List";
27 -
28 - DialogBox zDialogBox = new DialogBox( true );
29 - zDialogBox.add( buildPickerPanel() );
30 - zDialogBox.setText( mPickerButtonTooltip );
31 - mPickerButton.setTitle( mPickerButtonTooltip );
32 - Cursor.Pointer.set( mPickerButton );
33 - setPicker( zDialogBox );
34 - }
35 -
36 - @Override
37 - public Object getCurrentValue() {
38 - return getCurrentResourceKeyNameURL();
39 - }
40 -
41 - @Override
42 - public void setCurrentValue( Object pNewValue ) {
43 - setCurrentResourceKeyNameURL( (pNewValue instanceof ResourceKeyNameURL) ? (ResourceKeyNameURL) pNewValue : null );
44 - }
45 -
46 - private Widget buildPickerPanel() {
47 - VerticalPanel zListPanel = new VerticalPanel();
48 - zListPanel.setHorizontalAlignment( HasHorizontalAlignment.ALIGN_CENTER );
49 - mPopupListWrapper = new SimplePanel();
50 - mPopupListWrapper.setHeight( "200" );
51 - Element zElement = mPopupListWrapper.getElement();
52 - CommonElementHelper.setOverflowAuto( zElement );
53 - DOM.setStyleAttribute( zElement, "borderBottom", "solid 1px black" );
54 -
55 - zListPanel.add( mPopupListWrapper );
56 - zListPanel.add( new Spacer( 5 ) );
57 - zListPanel.add( buildButtonPanel() );
58 - return zListPanel;
59 - }
60 -
61 - private Widget buildButtonPanel() {
62 - Button zCancel = new Button( "Cancel" );
63 - zCancel.addClickHandler( new ClickHandler() {
64 - @Override
65 - public void onClick( ClickEvent event ) {
66 - mPicker.hide();
67 - }
68 - } );
69 -
70 - return zCancel;
71 - }
72 -
73 - private int mSelectedIndx = -1;
74 -
75 - @Override
76 - protected void LLshowPicker( PointXY pPointXY ) {
77 - switchToLoading();
78 -
79 - mPointXY = pPointXY;
80 -
81 - ResourceKeyNameURL[] zURLs = mProvider.getLocalResourceKeyNameURLs();
82 -
83 - if ( zURLs != null ) {
84 - resourceKeyNameURLsAvailable( zURLs );
85 - } else {
86 - mProvider.requestResourceKeyNameURLs( this );
87 - }
88 - }
89 -
90 - @Override
91 - public void resourceKeyNameURLsAvailable( ResourceKeyNameURL[] pResourceKeyNameURLs ) {
92 - ListGrid zListGrid = new ListGrid( pResourceKeyNameURLs );
93 - zListGrid.clearSelectedRow();
94 - HTMLTable.RowFormatter zRowFormatter = zListGrid.getOurRowFormatter();
95 -
96 - if ( mSelectedIndx >= 0 ) {
97 - zRowFormatter.addStyleName( mSelectedIndx, "ItemRow-Selected" );
98 - }
99 - mPopupListWrapper.setWidget( zListGrid );
100 -
101 - super.LLshowPicker( mPointXY );
102 -
103 - restoreFromLoading();
104 - }
105 -
106 - @Override
107 - public void resourceRequestFailed( ResourceOptionsErrorType pErrorType, String pErrorText ) {
108 - restoreFromLoading();
109 - pickerClosed( true );
110 - String zNIA = "No Images Available";
111 - String zBody = zNIA;
112 - String zDetail = null;
113 - if ( pErrorType != null ) {
114 - switch ( pErrorType ) {
115 - default:
116 - case ErrorReferenceNotFound:
117 - case ErrorNullReturned:
118 - case ErrorNotResourceOptions:
119 - case ErrorNotImplemented:
120 - pErrorText = DeCamelizer.resolve( pErrorType.toString() );
121 - // Fall Thru
122 - case ErrorOther:
123 - zDetail = pErrorText;
124 - zBody += "\n\nServer Error";
125 - break;
126 - case NoneAvailable:
127 - zBody += "\n\nPlease Upload Image(s) to Server";
128 - break;
129 - }
130 - }
131 - AlertManager.alert( "FISO", zNIA, zBody, zDetail );
132 - }
133 -
134 - private String mCurrentTooltip;
135 -
136 - private void switchToLoading() {
137 - mCurrentTooltip = mPickerButtonTooltip;
138 - mPickerButton.setTitle( "Loading..." );
139 - Cursor.Wait.set( mPickerButton );
140 - }
141 -
142 - private void restoreFromLoading() {
143 - mPickerButton.setTitle( mCurrentTooltip );
144 - Cursor.Pointer.set( mPickerButton );
145 - }
146 -
147 - private class ListGrid extends TightGrid {
148 - private ResourceKeyNameURL[] mResources;
149 - private RowFormatter mRowFormatter;
150 - private static final String STYLE = "FormSelectorImageRowLabel";
151 -
152 - public ListGrid( ResourceKeyNameURL[] pURLs ) {
153 - super( pURLs.length, 2 );
154 - mResources = pURLs;
155 -
156 - for ( int i = 0; i < pURLs.length; i++ ) {
157 - ResourceKeyNameURL zURL = pURLs[i];
158 -
159 - SizeableDualImage zImage = new SizeableDualImage( zURL.getURL() );
160 - zImage.setImageSize( 64, 48 );
161 - Label zLabel = new Label( zURL.getValue() );
162 - zLabel.addStyleName( STYLE );
163 - setWidget( i, 0, zImage );
164 - setWidget( i, 1, zLabel );
165 -
166 - mRowFormatter = getRowFormatter();
167 -
168 - if ( i % 2 == 0 ) {
169 - mRowFormatter.addStyleName( i, "FormSelectorImageItem-reg" );
170 - } else {
171 - mRowFormatter.addStyleName( i, "FormSelectorImageItem-alt" );
172 - }
173 - }
174 -
175 - sinkEvents( Event.ONCLICK | Event.ONMOUSEOVER | Event.ONMOUSEOUT );
176 - }
177 -
178 - public RowFormatter getOurRowFormatter() {
179 - return mRowFormatter;
180 - }
181 -
182 - private ResourceKeyNameURL getResource( int pIndex ) {
183 - if ( (pIndex >= 0) && (pIndex <= mResources.length) ) {
184 - return mResources[pIndex];
185 - } else {
186 - return null;
187 - }
188 - }
189 -
190 - private void clearSelectedRow() {
191 - for ( int i = 0; i < getRowCount(); i++ ) {
192 - String zStyle = mRowFormatter.getStyleName( i );
193 - if ( zStyle.contains( "ItemRow-Selected" ) ) {
194 - mRowFormatter.removeStyleName( i, "ItemRow-Selected" );
195 - }
196 - }
197 - }
198 -
199 - @Override
200 - public void onBrowserEvent( Event event ) {
201 - int zIndx = getRowIndexForEvent( event );
202 -
203 - switch ( DOM.eventGetType( event ) ) {
204 - case Event.ONCLICK: {
205 - mSelectedIndx = zIndx;
206 -
207 - mPicker.hide();
208 - mRowFormatter.removeStyleName( zIndx, "ItemRow-Mouseover" );
209 - final ResourceKeyNameURL zResource = getResource( zIndx );
210 - Scheduler.get().scheduleDeferred( new Command() {
211 - @Override
212 - public void execute() {
213 - setCurrentValue( zResource );
214 - }
215 - } );
216 -
217 - break;
218 - }
219 - case Event.ONMOUSEOVER: {
220 - mRowFormatter.addStyleName( zIndx, "ItemRow-Mouseover" );
221 - break;
222 - }
223 - case Event.ONMOUSEOUT: {
224 - mRowFormatter.removeStyleName( zIndx, "ItemRow-Mouseover" );
225 - break;
226 - }
227 - default: {
228 - // Do nothing
229 - }
230 - }
231 - }
232 -
233 - private int getRowIndexForEvent( Event event ) {
234 - Element td = getEventTargetCell( event );
235 - if ( td == null ) {
236 - return -1;
237 - }
238 - Element tr = DOM.getParent( td );
239 - Element body = DOM.getParent( tr );
240 - return DOM.getChildIndex( body, tr );
241 - }
242 - }
243 - }
1 + // This Source Code is in the Public Domain per: http://unlicense.org
2 + package org.litesoft.GWT.forms.client.components.impls.input;
3 +
4 + import org.litesoft.GWT.client.*;
5 + import org.litesoft.GWT.client.widgets.*;
6 + import org.litesoft.GWT.client.widgets.nonpublic.*;
7 + import org.litesoft.commonfoundation.base.*;
8 + import org.litesoft.core.simpletypes.*;
9 + import org.litesoft.uispecification.*;
10 +
11 + import com.google.gwt.core.client.*;
12 + import com.google.gwt.event.dom.client.*;
13 + import com.google.gwt.user.client.*;
14 + import com.google.gwt.user.client.ui.Button;
15 + import com.google.gwt.user.client.ui.*;
16 +
17 + public class FormImageSelectOptions extends FormImageSelector implements ResourceKeyNameURLsAvailableCallback {
18 + private ResourceKeyNameURLprovider mProvider;
19 + private SimplePanel mPopupListWrapper;
20 + private PointXY mPointXY;
21 +
22 + public FormImageSelectOptions( String pFieldLabel, UiFont pLabelFont, String pTooltip, boolean pViewOnly, ResourceKeyNameURLprovider pProvider,
23 + Integer pInitialWidth, boolean pWidthNotStretchable, Integer pInitialHeight, boolean pHeightNotStretchable ) {
24 + super( pFieldLabel, pLabelFont, pTooltip, pViewOnly, pInitialWidth, pWidthNotStretchable, pInitialHeight, pHeightNotStretchable );
25 + mProvider = pProvider;
26 + mPickerButtonTooltip = "Select Image from List";
27 +
28 + DialogBox zDialogBox = new DialogBox( true );
29 + zDialogBox.add( buildPickerPanel() );
30 + zDialogBox.setText( mPickerButtonTooltip );
31 + mPickerButton.setTitle( mPickerButtonTooltip );
32 + Cursor.Pointer.set( mPickerButton );
33 + setPicker( zDialogBox );
34 + }
35 +
36 + @Override
37 + public Object getCurrentValue() {
38 + return getCurrentResourceKeyNameURL();
39 + }
40 +
41 + @Override
42 + public void setCurrentValue( Object pNewValue ) {
43 + setCurrentResourceKeyNameURL( (pNewValue instanceof ResourceKeyNameURL) ? (ResourceKeyNameURL) pNewValue : null );
44 + }
45 +
46 + private Widget buildPickerPanel() {
47 + VerticalPanel zListPanel = new VerticalPanel();
48 + zListPanel.setHorizontalAlignment( HasHorizontalAlignment.ALIGN_CENTER );
49 + mPopupListWrapper = new SimplePanel();
50 + mPopupListWrapper.setHeight( "200" );
51 + Element zElement = mPopupListWrapper.getElement();
52 + CommonElementHelper.setOverflowAuto( zElement );
53 + DOM.setStyleAttribute( zElement, "borderBottom", "solid 1px black" );
54 +
55 + zListPanel.add( mPopupListWrapper );
56 + zListPanel.add( new Spacer( 5 ) );
57 + zListPanel.add( buildButtonPanel() );
58 + return zListPanel;
59 + }
60 +
61 + private Widget buildButtonPanel() {
62 + Button zCancel = new Button( "Cancel" );
63 + zCancel.addClickHandler( new ClickHandler() {
64 + @Override
65 + public void onClick( ClickEvent event ) {
66 + mPicker.hide();
67 + }
68 + } );
69 +
70 + return zCancel;
71 + }
72 +
73 + private int mSelectedIndx = -1;
74 +
75 + @Override
76 + protected void LLshowPicker( PointXY pPointXY ) {
77 + switchToLoading();
78 +
79 + mPointXY = pPointXY;
80 +
81 + ResourceKeyNameURL[] zURLs = mProvider.getLocalResourceKeyNameURLs();
82 +
83 + if ( zURLs != null ) {
84 + resourceKeyNameURLsAvailable( zURLs );
85 + } else {
86 + mProvider.requestResourceKeyNameURLs( this );
87 + }
88 + }
89 +
90 + @Override
91 + public void resourceKeyNameURLsAvailable( ResourceKeyNameURL[] pResourceKeyNameURLs ) {
92 + ListGrid zListGrid = new ListGrid( pResourceKeyNameURLs );
93 + zListGrid.clearSelectedRow();
94 + HTMLTable.RowFormatter zRowFormatter = zListGrid.getOurRowFormatter();
95 +
96 + if ( mSelectedIndx >= 0 ) {
97 + zRowFormatter.addStyleName( mSelectedIndx, "ItemRow-Selected" );
98 + }
99 + mPopupListWrapper.setWidget( zListGrid );
100 +
101 + super.LLshowPicker( mPointXY );
102 +
103 + restoreFromLoading();
104 + }
105 +
106 + @Override
107 + public void resourceRequestFailed( ResourceOptionsErrorType pErrorType, String pErrorText ) {
108 + restoreFromLoading();
109 + pickerClosed( true );
110 + String zNIA = "No Images Available";
111 + String zBody = zNIA;
112 + String zDetail = null;
113 + if ( pErrorType != null ) {
114 + switch ( pErrorType ) {
115 + default:
116 + case ErrorReferenceNotFound:
117 + case ErrorNullReturned:
118 + case ErrorNotResourceOptions:
119 + case ErrorNotImplemented:
120 + pErrorText = DeCamelizer.resolve( pErrorType.toString() );
121 + // Fall Thru
122 + case ErrorOther:
123 + zDetail = pErrorText;
124 + zBody += "\n\nServer Error";
125 + break;
126 + case NoneAvailable:
127 + zBody += "\n\nPlease Upload Image(s) to Server";
128 + break;
129 + }
130 + }
131 + AlertManager.alert( "FISO", zNIA, zBody, zDetail );
132 + }
133 +
134 + private String mCurrentTooltip;
135 +
136 + private void switchToLoading() {
137 + mCurrentTooltip = mPickerButtonTooltip;
138 + mPickerButton.setTitle( "Loading..." );
139 + Cursor.Wait.set( mPickerButton );
140 + }
141 +
142 + private void restoreFromLoading() {
143 + mPickerButton.setTitle( mCurrentTooltip );
144 + Cursor.Pointer.set( mPickerButton );
145 + }
146 +
147 + private class ListGrid extends TightGrid {
148 + private ResourceKeyNameURL[] mResources;
149 + private RowFormatter mRowFormatter;
150 + private static final String STYLE = "FormSelectorImageRowLabel";
151 +
152 + public ListGrid( ResourceKeyNameURL[] pURLs ) {
153 + super( pURLs.length, 2 );
154 + mResources = pURLs;
155 +
156 + for ( int i = 0; i < pURLs.length; i++ ) {
157 + ResourceKeyNameURL zURL = pURLs[i];
158 +
159 + SizeableDualImage zImage = new SizeableDualImage( zURL.getURL() );
160 + zImage.setImageSize( 64, 48 );
161 + Label zLabel = new Label( zURL.getValue() );
162 + zLabel.addStyleName( STYLE );
163 + setWidget( i, 0, zImage );
164 + setWidget( i, 1, zLabel );
165 +
166 + mRowFormatter = getRowFormatter();
167 +
168 + if ( i % 2 == 0 ) {
169 + mRowFormatter.addStyleName( i, "FormSelectorImageItem-reg" );
170 + } else {
171 + mRowFormatter.addStyleName( i, "FormSelectorImageItem-alt" );
172 + }
173 + }
174 +
175 + sinkEvents( Event.ONCLICK | Event.ONMOUSEOVER | Event.ONMOUSEOUT );
176 + }
177 +
178 + public RowFormatter getOurRowFormatter() {
179 + return mRowFormatter;
180 + }
181 +
182 + private ResourceKeyNameURL getResource( int pIndex ) {
183 + if ( (pIndex >= 0) && (pIndex <= mResources.length) ) {
184 + return mResources[pIndex];
185 + } else {
186 + return null;
187 + }
188 + }
189 +
190 + private void clearSelectedRow() {
191 + for ( int i = 0; i < getRowCount(); i++ ) {
192 + String zStyle = mRowFormatter.getStyleName( i );
193 + if ( zStyle.contains( "ItemRow-Selected" ) ) {
194 + mRowFormatter.removeStyleName( i, "ItemRow-Selected" );
195 + }
196 + }
197 + }
198 +
199 + @Override
200 + public void onBrowserEvent( Event event ) {
201 + int zIndx = getRowIndexForEvent( event );
202 +
203 + switch ( DOM.eventGetType( event ) ) {
204 + case Event.ONCLICK: {
205 + mSelectedIndx = zIndx;
206 +
207 + mPicker.hide();
208 + mRowFormatter.removeStyleName( zIndx, "ItemRow-Mouseover" );
209 + final ResourceKeyNameURL zResource = getResource( zIndx );
210 + Scheduler.get().scheduleDeferred( new Command() {
211 + @Override
212 + public void execute() {
213 + setCurrentValue( zResource );
214 + }
215 + } );
216 +
217 + break;
218 + }
219 + case Event.ONMOUSEOVER: {
220 + mRowFormatter.addStyleName( zIndx, "ItemRow-Mouseover" );
221 + break;
222 + }
223 + case Event.ONMOUSEOUT: {
224 + mRowFormatter.removeStyleName( zIndx, "ItemRow-Mouseover" );
225 + break;
226 + }
227 + default: {
228 + // Do nothing
229 + }
230 + }
231 + }
232 +
233 + private int getRowIndexForEvent( Event event ) {
234 + Element td = getEventTargetCell( event );
235 + if ( td == null ) {
236 + return -1;
237 + }
238 + Element tr = DOM.getParent( td );
239 + Element body = DOM.getParent( tr );
240 + return DOM.getChildIndex( body, tr );
241 + }
242 + }
243 + }

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