root / web_client / src / gr / grnet / pithos / web / client / AbstractPropertiesDialog.java @ 50326f36
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1 | ab1eb3f8 | Christos Stathis | /*
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2 | 58777026 | Christos Stathis | * Copyright 2011 GRNET S.A. All rights reserved.
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3 | 58777026 | Christos Stathis | *
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4 | 58777026 | Christos Stathis | * Redistribution and use in source and binary forms, with or
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5 | 58777026 | Christos Stathis | * without modification, are permitted provided that the following
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6 | 58777026 | Christos Stathis | * conditions are met:
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7 | 58777026 | Christos Stathis | *
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8 | 58777026 | Christos Stathis | * 1. Redistributions of source code must retain the above
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9 | 58777026 | Christos Stathis | * copyright notice, this list of conditions and the following
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10 | 58777026 | Christos Stathis | * disclaimer.
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11 | 58777026 | Christos Stathis | *
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12 | 58777026 | Christos Stathis | * 2. Redistributions in binary form must reproduce the above
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13 | 58777026 | Christos Stathis | * copyright notice, this list of conditions and the following
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14 | 58777026 | Christos Stathis | * disclaimer in the documentation and/or other materials
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15 | 58777026 | Christos Stathis | * provided with the distribution.
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16 | 58777026 | Christos Stathis | *
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17 | 58777026 | Christos Stathis | * THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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18 | 58777026 | Christos Stathis | * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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19 | 58777026 | Christos Stathis | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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20 | 58777026 | Christos Stathis | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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21 | 58777026 | Christos Stathis | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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22 | 58777026 | Christos Stathis | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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23 | 58777026 | Christos Stathis | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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24 | 58777026 | Christos Stathis | * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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25 | 58777026 | Christos Stathis | * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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26 | 58777026 | Christos Stathis | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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27 | 58777026 | Christos Stathis | * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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28 | 58777026 | Christos Stathis | * POSSIBILITY OF SUCH DAMAGE.
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29 | 58777026 | Christos Stathis | *
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30 | 58777026 | Christos Stathis | * The views and conclusions contained in the software and
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31 | 58777026 | Christos Stathis | * documentation are those of the authors and should not be
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32 | 58777026 | Christos Stathis | * interpreted as representing official policies, either expressed
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33 | 58777026 | Christos Stathis | * or implied, of GRNET S.A.
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34 | ab1eb3f8 | Christos Stathis | */
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35 | ab1eb3f8 | Christos Stathis | package gr.grnet.pithos.web.client; |
36 | ab1eb3f8 | Christos Stathis | |
37 | ab1eb3f8 | Christos Stathis | import gr.grnet.pithos.web.client.rest.GetCommand; |
38 | ab1eb3f8 | Christos Stathis | import gr.grnet.pithos.web.client.rest.resource.TagsResource; |
39 | ab1eb3f8 | Christos Stathis | |
40 | ab1eb3f8 | Christos Stathis | import java.util.List; |
41 | ab1eb3f8 | Christos Stathis | |
42 | ab1eb3f8 | Christos Stathis | import com.google.gwt.core.client.GWT; |
43 | ab1eb3f8 | Christos Stathis | import com.google.gwt.dom.client.NativeEvent; |
44 | ab1eb3f8 | Christos Stathis | import com.google.gwt.event.dom.client.ClickEvent; |
45 | ab1eb3f8 | Christos Stathis | import com.google.gwt.event.dom.client.ClickHandler; |
46 | ab1eb3f8 | Christos Stathis | import com.google.gwt.event.dom.client.KeyCodes; |
47 | ab1eb3f8 | Christos Stathis | import com.google.gwt.user.client.DeferredCommand; |
48 | ab1eb3f8 | Christos Stathis | import com.google.gwt.user.client.Event.NativePreviewEvent; |
49 | ab1eb3f8 | Christos Stathis | import com.google.gwt.user.client.ui.Anchor; |
50 | ab1eb3f8 | Christos Stathis | import com.google.gwt.user.client.ui.DialogBox; |
51 | ab1eb3f8 | Christos Stathis | import com.google.gwt.user.client.ui.FlowPanel; |
52 | ab1eb3f8 | Christos Stathis | import com.google.gwt.user.client.ui.Label; |
53 | ab1eb3f8 | Christos Stathis | import com.google.gwt.user.client.ui.TabPanel; |
54 | ab1eb3f8 | Christos Stathis | import com.google.gwt.user.client.ui.TextBox; |
55 | ab1eb3f8 | Christos Stathis | |
56 | ab1eb3f8 | Christos Stathis | /**
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57 | ab1eb3f8 | Christos Stathis | * Abstract class, parent of all 'File properties' dialog boxes.
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58 | ab1eb3f8 | Christos Stathis | *
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59 | ab1eb3f8 | Christos Stathis | */
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60 | ab1eb3f8 | Christos Stathis | public abstract class AbstractPropertiesDialog extends DialogBox { |
61 | ab1eb3f8 | Christos Stathis | |
62 | ab1eb3f8 | Christos Stathis | protected static final String MULTIPLE_VALUES_TEXT = "(Multiple values)"; |
63 | ab1eb3f8 | Christos Stathis | |
64 | ab1eb3f8 | Christos Stathis | /**
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65 | ab1eb3f8 | Christos Stathis | * Text box with the tags associated with the file
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66 | ab1eb3f8 | Christos Stathis | */
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67 | ab1eb3f8 | Christos Stathis | protected TextBox tags = new TextBox(); |
68 | ab1eb3f8 | Christos Stathis | |
69 | ab1eb3f8 | Christos Stathis | protected String initialTagText; |
70 | ab1eb3f8 | Christos Stathis | |
71 | ab1eb3f8 | Christos Stathis | /**
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72 | ab1eb3f8 | Christos Stathis | * A FlowPanel with all user tags
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73 | ab1eb3f8 | Christos Stathis | */
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74 | ab1eb3f8 | Christos Stathis | protected FlowPanel allTagsContent;
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75 | ab1eb3f8 | Christos Stathis | |
76 | ab1eb3f8 | Christos Stathis | |
77 | ab1eb3f8 | Christos Stathis | protected TabPanel inner = null; |
78 | ab1eb3f8 | Christos Stathis | |
79 | ab1eb3f8 | Christos Stathis | /**
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80 | ab1eb3f8 | Christos Stathis | * The widget's constructor.
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81 | ab1eb3f8 | Christos Stathis | *
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82 | ab1eb3f8 | Christos Stathis | */
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83 | ab1eb3f8 | Christos Stathis | public AbstractPropertiesDialog() {
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84 | ab1eb3f8 | Christos Stathis | |
85 | ab1eb3f8 | Christos Stathis | // Enable IE selection for the dialog (must disable it upon closing it)
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86 | ab1eb3f8 | Christos Stathis | GSS.enableIESelection(); |
87 | ab1eb3f8 | Christos Stathis | |
88 | ab1eb3f8 | Christos Stathis | setAnimationEnabled(true);
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89 | ab1eb3f8 | Christos Stathis | |
90 | ab1eb3f8 | Christos Stathis | } |
91 | ab1eb3f8 | Christos Stathis | /**
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92 | ab1eb3f8 | Christos Stathis | * Retrieves all user tags from the server and updates the FlowPanel
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93 | ab1eb3f8 | Christos Stathis | *
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94 | ab1eb3f8 | Christos Stathis | * @param userId
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95 | ab1eb3f8 | Christos Stathis | */
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96 | ab1eb3f8 | Christos Stathis | protected void updateTags() { |
97 | ab1eb3f8 | Christos Stathis | GetCommand<TagsResource> tc = new GetCommand<TagsResource>(TagsResource.class, GSS.get().getCurrentUserResource().getTagsPath(),null) { |
98 | ab1eb3f8 | Christos Stathis | |
99 | ab1eb3f8 | Christos Stathis | @Override
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100 | ab1eb3f8 | Christos Stathis | public void onComplete() { |
101 | ab1eb3f8 | Christos Stathis | allTagsContent.clear(); |
102 | ab1eb3f8 | Christos Stathis | TagsResource tagr = getResult(); |
103 | ab1eb3f8 | Christos Stathis | List<String> userTags = tagr.getTags(); |
104 | ab1eb3f8 | Christos Stathis | Anchor tag = null;
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105 | ab1eb3f8 | Christos Stathis | for(String usrTag : userTags){ |
106 | ab1eb3f8 | Christos Stathis | tag = new Anchor(usrTag.toString(), false); |
107 | ab1eb3f8 | Christos Stathis | tag.addStyleName("pithos-tag");
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108 | ab1eb3f8 | Christos Stathis | allTagsContent.add(tag); |
109 | ab1eb3f8 | Christos Stathis | Label separator = new Label(", "); |
110 | ab1eb3f8 | Christos Stathis | separator.addStyleName("pithos-tag");
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111 | ab1eb3f8 | Christos Stathis | allTagsContent.add(separator); |
112 | ab1eb3f8 | Christos Stathis | tag.addClickHandler( new ClickHandler() {
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113 | ab1eb3f8 | Christos Stathis | |
114 | ab1eb3f8 | Christos Stathis | @Override
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115 | ab1eb3f8 | Christos Stathis | public void onClick(ClickEvent event) { |
116 | ab1eb3f8 | Christos Stathis | String existing = tags.getText();
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117 | ab1eb3f8 | Christos Stathis | if (MULTIPLE_VALUES_TEXT.equals(existing)) existing = ""; |
118 | ab1eb3f8 | Christos Stathis | String newTag = ((Anchor) event.getSource()).getText().trim();
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119 | ab1eb3f8 | Christos Stathis | // insert the new tag only if it is not in the list
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120 | ab1eb3f8 | Christos Stathis | // already
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121 | ab1eb3f8 | Christos Stathis | if (existing.indexOf(newTag) == -1 && !existing.trim().endsWith(newTag)) |
122 | ab1eb3f8 | Christos Stathis | tags.setText(existing.trim() |
123 | ab1eb3f8 | Christos Stathis | + (existing.length() > 0 ? ", " : "") |
124 | ab1eb3f8 | Christos Stathis | + newTag); |
125 | ab1eb3f8 | Christos Stathis | } |
126 | ab1eb3f8 | Christos Stathis | }); |
127 | ab1eb3f8 | Christos Stathis | } |
128 | ab1eb3f8 | Christos Stathis | } |
129 | ab1eb3f8 | Christos Stathis | |
130 | ab1eb3f8 | Christos Stathis | @Override
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131 | ab1eb3f8 | Christos Stathis | public void onError(Throwable t) { |
132 | ab1eb3f8 | Christos Stathis | GWT.log("", t);
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133 | ab1eb3f8 | Christos Stathis | GSS.get().displayError("Unable to fetch user tags");
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134 | ab1eb3f8 | Christos Stathis | } |
135 | ab1eb3f8 | Christos Stathis | }; |
136 | ab1eb3f8 | Christos Stathis | DeferredCommand.addCommand(tc); |
137 | ab1eb3f8 | Christos Stathis | |
138 | ab1eb3f8 | Christos Stathis | } |
139 | ab1eb3f8 | Christos Stathis | |
140 | ab1eb3f8 | Christos Stathis | /**
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141 | ab1eb3f8 | Christos Stathis | * Accepts any change and updates the file
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142 | ab1eb3f8 | Christos Stathis | *
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143 | ab1eb3f8 | Christos Stathis | */
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144 | ab1eb3f8 | Christos Stathis | protected abstract void accept(); |
145 | ab1eb3f8 | Christos Stathis | |
146 | ab1eb3f8 | Christos Stathis | @Override
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147 | ab1eb3f8 | Christos Stathis | @SuppressWarnings("fallthrough") |
148 | ab1eb3f8 | Christos Stathis | protected void onPreviewNativeEvent(NativePreviewEvent preview) { |
149 | ab1eb3f8 | Christos Stathis | super.onPreviewNativeEvent(preview);
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150 | ab1eb3f8 | Christos Stathis | |
151 | ab1eb3f8 | Christos Stathis | NativeEvent evt = preview.getNativeEvent(); |
152 | ab1eb3f8 | Christos Stathis | if (evt.getType().equals("keydown")) |
153 | ab1eb3f8 | Christos Stathis | // Use the popup's key preview hooks to close the dialog when either
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154 | ab1eb3f8 | Christos Stathis | // enter or escape is pressed.
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155 | ab1eb3f8 | Christos Stathis | switch (evt.getKeyCode()) {
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156 | ab1eb3f8 | Christos Stathis | case KeyCodes.KEY_ENTER:
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157 | ab1eb3f8 | Christos Stathis | accept(); |
158 | ab1eb3f8 | Christos Stathis | case KeyCodes.KEY_ESCAPE:
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159 | ab1eb3f8 | Christos Stathis | closeDialog(); |
160 | ab1eb3f8 | Christos Stathis | break;
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161 | ab1eb3f8 | Christos Stathis | } |
162 | ab1eb3f8 | Christos Stathis | } |
163 | ab1eb3f8 | Christos Stathis | |
164 | ab1eb3f8 | Christos Stathis | |
165 | ab1eb3f8 | Christos Stathis | |
166 | ab1eb3f8 | Christos Stathis | public void selectTab(int _tab) { |
167 | ab1eb3f8 | Christos Stathis | inner.selectTab(_tab); |
168 | ab1eb3f8 | Christos Stathis | } |
169 | ab1eb3f8 | Christos Stathis | |
170 | ab1eb3f8 | Christos Stathis | |
171 | ab1eb3f8 | Christos Stathis | /**
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172 | ab1eb3f8 | Christos Stathis | * Enables IE selection prevention and hides the dialog
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173 | ab1eb3f8 | Christos Stathis | * (we disable the prevention on creation of the dialog)
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174 | ab1eb3f8 | Christos Stathis | */
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175 | ab1eb3f8 | Christos Stathis | public void closeDialog() { |
176 | ab1eb3f8 | Christos Stathis | GSS.preventIESelection(); |
177 | ab1eb3f8 | Christos Stathis | hide(); |
178 | ab1eb3f8 | Christos Stathis | } |
179 | ab1eb3f8 | Christos Stathis | } |