root / src / gr / ebs / gss / client / DeleteFileDialog.java @ 4cef6f04
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1 | 14ad7326 | pastith | /*
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2 | 14ad7326 | pastith | * Copyright 2007, 2008, 2009 Electronic Business Systems Ltd.
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3 | 14ad7326 | pastith | *
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4 | 14ad7326 | pastith | * This file is part of GSS.
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5 | 14ad7326 | pastith | *
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6 | 14ad7326 | pastith | * GSS is free software: you can redistribute it and/or modify
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7 | 14ad7326 | pastith | * it under the terms of the GNU General Public License as published by
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8 | 14ad7326 | pastith | * the Free Software Foundation, either version 3 of the License, or
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9 | 14ad7326 | pastith | * (at your option) any later version.
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10 | 14ad7326 | pastith | *
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11 | 14ad7326 | pastith | * GSS is distributed in the hope that it will be useful,
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12 | 14ad7326 | pastith | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | 14ad7326 | pastith | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 | 14ad7326 | pastith | * GNU General Public License for more details.
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15 | 14ad7326 | pastith | *
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16 | 14ad7326 | pastith | * You should have received a copy of the GNU General Public License
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17 | 14ad7326 | pastith | * along with GSS. If not, see <http://www.gnu.org/licenses/>.
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18 | 14ad7326 | pastith | */
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19 | 14ad7326 | pastith | package gr.ebs.gss.client; |
20 | 14ad7326 | pastith | |
21 | 14ad7326 | pastith | import gr.ebs.gss.client.MessagePanel.Images; |
22 | 895035a2 | pastith | import gr.ebs.gss.client.rest.DeleteCommand; |
23 | 895035a2 | pastith | import gr.ebs.gss.client.rest.MultipleDeleteCommand; |
24 | a52ea5e4 | pastith | import gr.ebs.gss.client.rest.RestException; |
25 | a52ea5e4 | pastith | import gr.ebs.gss.client.rest.resource.FileResource; |
26 | 14ad7326 | pastith | |
27 | 14ad7326 | pastith | import java.util.ArrayList; |
28 | 14ad7326 | pastith | import java.util.List; |
29 | 14ad7326 | pastith | |
30 | 14ad7326 | pastith | import com.google.gwt.core.client.GWT; |
31 | afd3a0ef | Giannis Koutsoubos | import com.google.gwt.dom.client.NativeEvent; |
32 | afd3a0ef | Giannis Koutsoubos | import com.google.gwt.event.dom.client.ClickEvent; |
33 | afd3a0ef | Giannis Koutsoubos | import com.google.gwt.event.dom.client.ClickHandler; |
34 | afd3a0ef | Giannis Koutsoubos | import com.google.gwt.event.dom.client.KeyCodes; |
35 | a52ea5e4 | pastith | import com.google.gwt.user.client.DeferredCommand; |
36 | afd3a0ef | Giannis Koutsoubos | import com.google.gwt.user.client.Event.NativePreviewEvent; |
37 | afd3a0ef | Giannis Koutsoubos | import com.google.gwt.user.client.ui.AbstractImagePrototype; |
38 | 14ad7326 | pastith | import com.google.gwt.user.client.ui.Button; |
39 | 14ad7326 | pastith | import com.google.gwt.user.client.ui.DialogBox; |
40 | 14ad7326 | pastith | import com.google.gwt.user.client.ui.HTML; |
41 | 14ad7326 | pastith | import com.google.gwt.user.client.ui.HasHorizontalAlignment; |
42 | 14ad7326 | pastith | import com.google.gwt.user.client.ui.HorizontalPanel; |
43 | 14ad7326 | pastith | import com.google.gwt.user.client.ui.VerticalPanel; |
44 | 14ad7326 | pastith | |
45 | 14ad7326 | pastith | /**
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46 | 14ad7326 | pastith | * The 'delete file' dialog box.
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47 | 14ad7326 | pastith | */
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48 | 14ad7326 | pastith | public class DeleteFileDialog extends DialogBox { |
49 | 14ad7326 | pastith | |
50 | 14ad7326 | pastith | /**
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51 | 14ad7326 | pastith | * The widget's constructor.
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52 | 14ad7326 | pastith | *
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53 | 14ad7326 | pastith | * @param images the supplied images
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54 | 14ad7326 | pastith | */
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55 | d2c63e7e | pastith | public DeleteFileDialog(Images images) {
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56 | d2c63e7e | pastith | // Set the dialog's caption.
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57 | d2c63e7e | pastith | setText("Confirmation");
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58 | 14ad7326 | pastith | setAnimationEnabled(true);
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59 | 14ad7326 | pastith | Object selection = GSS.get().getCurrentSelection();
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60 | d2c63e7e | pastith | // Create a VerticalPanel to contain the label and the buttons.
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61 | d2c63e7e | pastith | VerticalPanel outer = new VerticalPanel();
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62 | d2c63e7e | pastith | HorizontalPanel buttons = new HorizontalPanel();
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63 | d2c63e7e | pastith | |
64 | d2c63e7e | pastith | HTML text;
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65 | 9f712d7c | koutsoub | if (selection instanceof FileResource) |
66 | afd3a0ef | Giannis Koutsoubos | text = new HTML("<table><tr><td>" + AbstractImagePrototype.create(images.warn()).getHTML() + "</td><td>" + "Are you sure you want to <b>permanently</b> delete file '" + ((FileResource) selection).getName() + "'?</td></tr></table>"); |
67 | 14ad7326 | pastith | else
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68 | afd3a0ef | Giannis Koutsoubos | text = new HTML("<table><tr><td>" + AbstractImagePrototype.create(images.warn()).getHTML() + "</td><td>" + "Are you sure you want to <b>permanently</b> delete the selected files?</td></tr></table>"); |
69 | 14ad7326 | pastith | text.setStyleName("gss-warnMessage");
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70 | 14ad7326 | pastith | outer.add(text); |
71 | 14ad7326 | pastith | |
72 | d2c63e7e | pastith | // Create the 'Delete' button, along with a listener that hides the dialog
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73 | d2c63e7e | pastith | // when the button is clicked and deletes the file.
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74 | afd3a0ef | Giannis Koutsoubos | Button ok = new Button("Delete", new ClickHandler() { |
75 | afd3a0ef | Giannis Koutsoubos | @Override
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76 | afd3a0ef | Giannis Koutsoubos | public void onClick(ClickEvent event) { |
77 | a52ea5e4 | pastith | deleteFile(); |
78 | 14ad7326 | pastith | hide(); |
79 | 14ad7326 | pastith | } |
80 | 14ad7326 | pastith | }); |
81 | 14ad7326 | pastith | buttons.add(ok); |
82 | 14ad7326 | pastith | buttons.setCellHorizontalAlignment(ok, HasHorizontalAlignment.ALIGN_CENTER); |
83 | 14ad7326 | pastith | // Create the 'Cancel' button, along with a listener that hides the
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84 | d2c63e7e | pastith | // dialog when the button is clicked.
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85 | afd3a0ef | Giannis Koutsoubos | Button cancel = new Button("Cancel", new ClickHandler() { |
86 | afd3a0ef | Giannis Koutsoubos | @Override
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87 | afd3a0ef | Giannis Koutsoubos | public void onClick(ClickEvent event) { |
88 | 14ad7326 | pastith | hide(); |
89 | 14ad7326 | pastith | } |
90 | 14ad7326 | pastith | }); |
91 | 14ad7326 | pastith | buttons.add(cancel); |
92 | 14ad7326 | pastith | buttons.setCellHorizontalAlignment(cancel, HasHorizontalAlignment.ALIGN_CENTER); |
93 | 14ad7326 | pastith | buttons.setSpacing(8);
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94 | 14ad7326 | pastith | buttons.setStyleName("gss-warnMessage");
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95 | 14ad7326 | pastith | outer.setStyleName("gss-warnMessage");
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96 | 14ad7326 | pastith | outer.add(buttons); |
97 | 14ad7326 | pastith | outer.setCellHorizontalAlignment(text, HasHorizontalAlignment.ALIGN_CENTER); |
98 | 14ad7326 | pastith | outer.setCellHorizontalAlignment(buttons, HasHorizontalAlignment.ALIGN_CENTER); |
99 | 14ad7326 | pastith | setWidget(outer); |
100 | 14ad7326 | pastith | } |
101 | 14ad7326 | pastith | |
102 | 14ad7326 | pastith | /**
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103 | 14ad7326 | pastith | * Generate an RPC request to delete a file.
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104 | 14ad7326 | pastith | *
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105 | 14ad7326 | pastith | * @param userId the ID of the current user
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106 | 14ad7326 | pastith | */
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107 | a52ea5e4 | pastith | private void deleteFile() { |
108 | d2c63e7e | pastith | Object selection = GSS.get().getCurrentSelection();
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109 | 14ad7326 | pastith | if (selection == null) { |
110 | d2c63e7e | pastith | GSS.get().displayError("No file was selected");
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111 | 14ad7326 | pastith | return;
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112 | 14ad7326 | pastith | } |
113 | a52ea5e4 | pastith | if (selection instanceof FileResource) { |
114 | a52ea5e4 | pastith | FileResource file = (FileResource) selection; |
115 | d2c63e7e | pastith | |
116 | 895035a2 | pastith | DeleteCommand df = new DeleteCommand(file.getUri()){
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117 | a52ea5e4 | pastith | |
118 | d2c63e7e | pastith | @Override
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119 | a52ea5e4 | pastith | public void onComplete() { |
120 | 18a508ee | fstamatelopoulos | GSS.get().getFileList().updateFileCache(true, true /*clear selection*/); |
121 | 14ad7326 | pastith | GSS.get().getStatusPanel().updateStats(); |
122 | 14ad7326 | pastith | } |
123 | 14ad7326 | pastith | |
124 | d2c63e7e | pastith | @Override
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125 | a52ea5e4 | pastith | public void onError(Throwable t) { |
126 | a52ea5e4 | pastith | GWT.log("", t);
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127 | a52ea5e4 | pastith | if(t instanceof RestException){ |
128 | a52ea5e4 | pastith | int statusCode = ((RestException)t).getHttpStatusCode();
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129 | a52ea5e4 | pastith | if(statusCode == 405) |
130 | a52ea5e4 | pastith | GSS.get().displayError("You don't have the necessary permissions");
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131 | a52ea5e4 | pastith | else if(statusCode == 404) |
132 | a52ea5e4 | pastith | GSS.get().displayError("File not found");
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133 | a52ea5e4 | pastith | else
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134 | d2c63e7e | pastith | GSS.get().displayError("Unable to delete file: "+((RestException)t).getHttpStatusText());
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135 | a52ea5e4 | pastith | } |
136 | 14ad7326 | pastith | else
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137 | d2c63e7e | pastith | GSS.get().displayError("System error unable to delete file: "+t.getMessage());
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138 | 14ad7326 | pastith | } |
139 | a52ea5e4 | pastith | }; |
140 | a52ea5e4 | pastith | |
141 | d2c63e7e | pastith | DeferredCommand.addCommand(df); |
142 | 14ad7326 | pastith | } |
143 | 14ad7326 | pastith | else if(selection instanceof List){ |
144 | a52ea5e4 | pastith | List<FileResource> files = (List<FileResource>) selection; |
145 | d2c63e7e | pastith | List<String> fileIds = new ArrayList<String>(); |
146 | a52ea5e4 | pastith | for(FileResource f : files)
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147 | 555e8e59 | pastith | fileIds.add(f.getUri()); |
148 | d2c63e7e | pastith | |
149 | 895035a2 | pastith | MultipleDeleteCommand ed = new MultipleDeleteCommand(fileIds.toArray(new String[0])){ |
150 | a52ea5e4 | pastith | |
151 | d2c63e7e | pastith | @Override
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152 | a52ea5e4 | pastith | public void onComplete() { |
153 | a52ea5e4 | pastith | GSS.get().showFileList(true);
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154 | 14ad7326 | pastith | } |
155 | 14ad7326 | pastith | |
156 | a52ea5e4 | pastith | @Override
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157 | a52ea5e4 | pastith | public void onError(Throwable t) { |
158 | a52ea5e4 | pastith | GWT.log("", t);
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159 | a52ea5e4 | pastith | GSS.get().showFileList(true);
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160 | a52ea5e4 | pastith | } |
161 | a52ea5e4 | pastith | |
162 | a52ea5e4 | pastith | @Override
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163 | a52ea5e4 | pastith | public void onError(String path, Throwable t) { |
164 | a52ea5e4 | pastith | GWT.log("", t);
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165 | a52ea5e4 | pastith | if(t instanceof RestException){ |
166 | a52ea5e4 | pastith | int statusCode = ((RestException)t).getHttpStatusCode();
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167 | a52ea5e4 | pastith | if(statusCode == 405) |
168 | a52ea5e4 | pastith | GSS.get().displayError("You don't have the necessary permissions");
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169 | a52ea5e4 | pastith | else if(statusCode == 404) |
170 | a52ea5e4 | pastith | GSS.get().displayError("File not found");
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171 | a52ea5e4 | pastith | else
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172 | e08c358f | koutsoub | GSS.get().displayError("Unable to delete file:"+((RestException)t).getHttpStatusText());
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173 | a52ea5e4 | pastith | } |
174 | 14ad7326 | pastith | else
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175 | a52ea5e4 | pastith | GSS.get().displayError("System error unable to delete file:"+t.getMessage());
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176 | a52ea5e4 | pastith | |
177 | 14ad7326 | pastith | } |
178 | a52ea5e4 | pastith | }; |
179 | d2c63e7e | pastith | |
180 | a52ea5e4 | pastith | DeferredCommand.addCommand(ed); |
181 | 14ad7326 | pastith | } |
182 | 14ad7326 | pastith | } |
183 | 14ad7326 | pastith | |
184 | d2c63e7e | pastith | @Override
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185 | afd3a0ef | Giannis Koutsoubos | protected void onPreviewNativeEvent(NativePreviewEvent preview) { |
186 | afd3a0ef | Giannis Koutsoubos | super.onPreviewNativeEvent(preview);
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187 | afd3a0ef | Giannis Koutsoubos | |
188 | afd3a0ef | Giannis Koutsoubos | NativeEvent evt = preview.getNativeEvent(); |
189 | afd3a0ef | Giannis Koutsoubos | if (evt.getType().equals("keydown")) |
190 | afd3a0ef | Giannis Koutsoubos | // Use the popup's key preview hooks to close the dialog when either
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191 | afd3a0ef | Giannis Koutsoubos | // enter or escape is pressed.
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192 | afd3a0ef | Giannis Koutsoubos | switch (evt.getKeyCode()) {
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193 | afd3a0ef | Giannis Koutsoubos | case KeyCodes.KEY_ENTER:
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194 | afd3a0ef | Giannis Koutsoubos | hide(); |
195 | afd3a0ef | Giannis Koutsoubos | deleteFile(); |
196 | afd3a0ef | Giannis Koutsoubos | break;
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197 | afd3a0ef | Giannis Koutsoubos | case KeyCodes.KEY_ESCAPE:
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198 | afd3a0ef | Giannis Koutsoubos | hide(); |
199 | afd3a0ef | Giannis Koutsoubos | break;
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200 | afd3a0ef | Giannis Koutsoubos | } |
201 | 14ad7326 | pastith | } |
202 | 14ad7326 | pastith | |
203 | afd3a0ef | Giannis Koutsoubos | |
204 | afd3a0ef | Giannis Koutsoubos | |
205 | 14ad7326 | pastith | } |