### Eclipse Workspace Patch 1.0
#P org.sophie2.main.func.resources
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10 | 10 | import org.sophie2.base.model.book.FrameH; |
11 | 11 | import org.sophie2.base.model.book.PageH; |
12 | 12 | import org.sophie2.base.model.book.interfaces.ResourceFrame; |
| 13 | import org.sophie2.base.model.book.interfaces.StyledElement; |
| 14 | import org.sophie2.base.model.book.resource.AudioResourceH; |
| 15 | import org.sophie2.base.model.book.resource.ImageResourceH; |
13 | 16 | import org.sophie2.base.model.book.resource.r4.BookR4; |
14 | 17 | import org.sophie2.base.model.resources.r4.ResourceRefList; |
15 | 18 | import org.sophie2.base.model.resources.r4.ResourceRefR4; |
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39 | 42 | * @author diana |
40 | 43 | */ |
41 | 44 | public enum ResourceDeleteLogic implements OperationDef { |
42 | | |
| 45 | |
43 | 46 | /** |
44 | 47 | * Handles the deleting of the existing resources in the book. |
45 | 48 | */ |
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54 | 57 | public boolean handle(EventR3 event) { |
55 | 58 | DeleteResourceButton source = event.getSource(DeleteResourceButton.class); |
56 | 59 | ResourceDetailsPalette palette = source.findParentElement(ResourceDetailsPalette.class); |
57 | | |
| 60 | |
58 | 61 | assert palette != null : "The source must not be null!"; |
59 | 62 | |
60 | 63 | BookDocView bookDocView = palette.findNearestElement(null, BookDocView.class); |
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69 | 72 | ConfirmDialogInput input = new ConfirmDialogInput(null, |
70 | 73 | "Are you sure you want to delete this resource?", "Warning", false); |
71 | 74 | ConfirmDialogInput.Response result = DialogManager.get().showDialog(input); |
72 | | |
| 75 | |
73 | 76 | if (result == ConfirmDialogInput.Response.NO |
74 | 77 | || result == ConfirmDialogInput.Response.CLOSED) { |
75 | 78 | return true; |
76 | 79 | } |
77 | | |
| 80 | |
78 | 81 | ResourceH resource = ((ResourceItem) selectedItem).resource().get(); |
79 | 82 | if (!(resource instanceof ElementH)) { |
80 | 83 | if (!isMainResourceUsed(resource, bookDocView)) { |
81 | 84 | return deleteMainResource(resource, bookDocView); |
82 | 85 | } |
83 | | |
| 86 | |
84 | 87 | showUserMsg("The selected resource is currently in use."); |
85 | 88 | return true; |
86 | 89 | } |
87 | | |
| 90 | |
88 | 91 | return deleteResource(source, (ElementH)resource, bookDocView); |
89 | 92 | } |
90 | | |
| 93 | |
91 | 94 | private boolean isMainResourceUsed(ResourceH resource, BookDocView bookDocView) { |
92 | 95 | List<FrameView> allFrameViews = getAllFrameViews(bookDocView); |
93 | 96 | ResourceRefR4 resourceRef = resource.getAccess().getRef(); |
94 | | |
| 97 | |
95 | 98 | for (FrameView frameView : allFrameViews) { |
96 | | String resName = |
| 99 | String resMainName = |
97 | 100 | ResourceFrame.KEY_MAIN_RESOURCE.get(frameView.getAccess()).getName(); |
98 | | |
99 | | if (resName.equals(resourceRef.getName())) { |
| 101 | String resBackgroundName = |
| 102 | StyledElement.KEY_BACKGROUND__IMAGE.get(frameView.getAccess()).getName(); |
| 103 | if (resMainName.equals(resourceRef.getName()) || |
| 104 | resBackgroundName.equals(resourceRef.getName())) { |
100 | 105 | return true; |
101 | 106 | } |
102 | 107 | } |
103 | | |
| 108 | if(resource instanceof AudioResourceH) { |
| 109 | String resAudioName = |
| 110 | bookDocView.bookView().get().backgroundAudio().get().getName(); |
| 111 | if (resAudioName.equals(resourceRef.getName())) { |
| 112 | return true; |
| 113 | } |
| 114 | |
| 115 | } |
| 116 | if(resource instanceof ImageResourceH) { |
| 117 | List<RootPageView> allPageView = getAllPageViews(bookDocView.bookView().get()); |
| 118 | for(RootPageView pageView : allPageView) { |
| 119 | String resBackgroundName = |
| 120 | StyledElement.KEY_BACKGROUND__IMAGE.get(pageView.getAccess()).getName(); |
| 121 | if (resBackgroundName.equals(resourceRef.getName())) { |
| 122 | return true; |
| 123 | } |
| 124 | } |
| 125 | } |
104 | 126 | return false; |
105 | 127 | } |
106 | | |
| 128 | private List<RootPageView> getAllPageViews(BookView bookView) { |
| 129 | List<RootPageView> pageViews = new ArrayList<RootPageView>(); |
| 130 | for (ResourceRefR4 pageRef : bookView.model().get().getPages()) { |
| 131 | pageViews.add(bookView.getPageView(pageRef)); |
| 132 | } |
| 133 | return pageViews; |
| 134 | } |
107 | 135 | private List<FrameView> getAllFrameViews(BookDocView bookDocView) { |
108 | 136 | List<FrameView> availableViews = new ArrayList<FrameView>(); |
109 | 137 | BookView bookView = bookDocView.bookView().get(); |
110 | | |
| 138 | |
111 | 139 | for (ResourceRefR4 pageRef : bookView.model().get().getPages()) { |
112 | 140 | RootPageView rootPageView = bookView.getPageView(pageRef); |
113 | 141 | List<FrameView> pageFrameView = rootPageView.getAll(FrameView.class); |
114 | 142 | availableViews.addAll(pageFrameView); |
115 | 143 | } |
116 | | |
| 144 | |
117 | 145 | return availableViews; |
118 | 146 | } |
119 | | |
| 147 | |
120 | 148 | private void showUserMsg(String text) { |
121 | 149 | DialogUtils.showErrorDialog(null,text, "Cannot delete it."); |
122 | 150 | } |
123 | | |
| 151 | |
124 | 152 | private boolean deleteMainResource(ResourceH resource, BookDocView bookDocView) { |
125 | 153 | ResourceAccess bookAccess = bookDocView.bookView().get().getAccess(); |
126 | 154 | if (resource.getRef().equals(bookAccess.getRef())) {//the resource is the book |
127 | 155 | showUserMsg("The resource to delete should not be book resource."); |
128 | 156 | return true; |
129 | 157 | } |
130 | | |
| 158 | |
131 | 159 | final ResourceRefR4 resourceRef = resource.getRef().getThisChildRef(); |
132 | 160 | new AutoAction("Remove Main Resource", true) { |
133 | 161 | @Override |
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136 | 164 | } |
137 | 165 | |
138 | 166 | }.register(bookAccess); |
139 | | |
| 167 | |
140 | 168 | return true; |
141 | 169 | } |
142 | | |
| 170 | |
143 | 171 | private boolean deleteResource(DeleteResourceButton source, ElementH resource, BookDocView bookDocView) { |
144 | 172 | ElementView view = null; |
145 | | |
| 173 | |
146 | 174 | if (resource instanceof PageH) { |
147 | 175 | //if the resource is a page template |
148 | 176 | final ResourceRefR4 pageRef = resource.getRef().getThisChildRef(); |
149 | 177 | ResourceRefList pageTemplates = BookR4.KEY_PAGE_TEMPLATES.get(bookDocView.getAccess()); |
150 | 178 | int pageTemplateNumber = containing(pageTemplates,pageRef); |
151 | | |
| 179 | |
152 | 180 | if (pageTemplateNumber != -1) { |
153 | 181 | boolean isUsedPageTemplate = isUsedPageTemplate(resource.getRef().getThisChildRef(), bookDocView); |
154 | | |
| 182 | |
155 | 183 | if (isUsedPageTemplate) { |
156 | 184 | showUserMsg("The page template is currently in use."); |
157 | 185 | return true; |
158 | 186 | } |
159 | | |
| 187 | |
160 | 188 | final ResourceRefList finalPageTemplateList = pageTemplates.remove(pageTemplateNumber); |
161 | 189 | new AutoAction("Set New Page Template List", false) { |
162 | 190 | @Override |
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167 | 195 | |
168 | 196 | }.register(bookDocView.getAccess()); |
169 | 197 | return true; |
170 | | |
| 198 | |
171 | 199 | } |
172 | 200 | view = bookDocView.bookView().get().getPageView(resource.getRef().getThisChildRef()); |
173 | | |
| 201 | |
174 | 202 | } else if(resource instanceof FrameH) { |
175 | 203 | //if frame template |
176 | 204 | final ResourceRefR4 frameRef = resource.getRef().getThisChildRef(); |
177 | 205 | ResourceRefList frameTemplates = BookR4.KEY_FRAME_TEMPLATES.get(bookDocView.getAccess()); |
178 | 206 | int frameTemplateNumber = containing(frameTemplates, frameRef); |
179 | | |
| 207 | |
180 | 208 | boolean isUsed = isUsedFrameTemplate(frameRef, bookDocView); |
181 | 209 | if (isUsed) { |
182 | 210 | showUserMsg("The frame template is currently in use."); |
183 | 211 | return true; |
184 | 212 | } |
185 | | |
| 213 | |
186 | 214 | if (frameTemplateNumber != -1 && ! isUsed) { |
187 | 215 | final ResourceRefList finalFrameTemplateList = |
188 | 216 | frameTemplates.remove(frameTemplateNumber); |
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203 | 231 | ResourceRefR4 grRef = resource.getRef().getThisChildRef(); |
204 | 232 | view = findView(grRef, bookDocView.bookView().get(), GroupView.class); |
205 | 233 | } |
206 | | |
| 234 | |
207 | 235 | if (view != null) { |
208 | 236 | LogicR3.fire(source,bookDocView,null,null,BookView.EventIds.ELEMENT_DELETED, view); |
209 | 237 | } |
210 | | |
| 238 | |
211 | 239 | return true; |
212 | 240 | } |
213 | 241 | |
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217 | 245 | return i; |
218 | 246 | } |
219 | 247 | } |
220 | | |
| 248 | |
221 | 249 | return -1; |
222 | 250 | } |
223 | | |
| 251 | |
224 | 252 | private boolean isUsedPageTemplate(ResourceRefR4 pageTemplate, BookDocView bookDocView) { |
225 | 253 | BookView bookView = bookDocView.bookView().get(); |
226 | | |
| 254 | |
227 | 255 | for (ResourceRefR4 page : bookView.model().get().getPages()) { |
228 | 256 | RootPageView pageView = bookView.getPageView(page); |
229 | 257 | ResourceRefR4 currentTemplate = ResourceRefR4.NONE_REF; |
230 | | |
| 258 | |
231 | 259 | if (!ResourceR4.KEY_TEMPLATE.get(pageView.getAccess()).equals(currentTemplate)) { |
232 | 260 | currentTemplate = ResourceR4.KEY_TEMPLATE.get(pageView.getAccess()). |
233 | 261 | getThisChildRef(); |
234 | 262 | } |
235 | | |
| 263 | |
236 | 264 | if (currentTemplate.equals(pageTemplate)) { |
237 | 265 | return true; |
238 | 266 | } |
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240 | 268 | } |
241 | 269 | return false; |
242 | 270 | } |
243 | | |
| 271 | |
244 | 272 | private boolean isUsedFrameTemplate(ResourceRefR4 frameTemplate, BookDocView bookDocView) { |
245 | 273 | BookView bookView = bookDocView.bookView().get(); |
246 | 274 | for (ResourceRefR4 page : bookView.model().get().getPages()) { |
247 | 275 | RootPageView pageView = bookView.getPageView(page); |
248 | 276 | List<FrameView> frames = pageView.getAll(FrameView.class); |
249 | | |
| 277 | |
250 | 278 | for (FrameView frame : frames) { |
251 | 279 | ResourceRefR4 currentTemplate = ResourceRefR4.NONE_REF; |
252 | 280 | if (!ResourceR4.KEY_TEMPLATE.get(frame.getAccess()).equals(currentTemplate)) { |
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261 | 289 | } |
262 | 290 | return false; |
263 | 291 | } |
264 | | |
| 292 | |
265 | 293 | private ElementView findView(ResourceRefR4 groupRef, BookView bookView, |
266 | 294 | Class<? extends ElementView> searchedClass) { |
267 | 295 | for (ResourceRefR4 pageRef : bookView.model().get().getPages()) { |
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272 | 300 | } |
273 | 301 | } |
274 | 302 | } |
275 | | |
| 303 | |
276 | 304 | return null; |
277 | 305 | } |
278 | 306 | } |