Mercurial Repositories > eric / file comparison
comparison: Helpviewer/HelpWebSearchWidget.py
Helpviewer/HelpWebSearchWidget.py
- changeset 142
- 94ce651735db
- parent 96
- 9624a110667d
- child 453
- a81097a85889
- child 792
- a13346916170
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| 141:c76f1ec28766 | 142:94ce651735db |
|---|---|
| 24 """ | 24 """ |
| 25 Class implementing a web search widget for the web browser. | 25 Class implementing a web search widget for the web browser. |
| 26 | 26 |
| 27 @signal search(url) emitted when the search should be done | 27 @signal search(url) emitted when the search should be done |
| 28 """ | 28 """ |
| 29 _openSearchManager = None | |
| 30 | |
| 31 def __init__(self, parent = None): | 29 def __init__(self, parent = None): |
| 32 """ | 30 """ |
| 33 Constructor | 31 Constructor |
| 34 | 32 |
| 35 @param inactiveText text to be shown on inactivity (string) | 33 @param inactiveText text to be shown on inactivity (string) |
| 37 """ | 35 """ |
| 38 QWidget.__init__(self, parent) | 36 QWidget.__init__(self, parent) |
| 39 | 37 |
| 40 self.mw = parent | 38 self.mw = parent |
| 41 | 39 |
| 42 self.connect(HelpWebSearchWidget.openSearchManager(), | 40 self.__openSearchManager = OpenSearchManager(self) |
| 41 self.connect(self.__openSearchManager, | |
| 43 SIGNAL("currentEngineChanged()"), | 42 SIGNAL("currentEngineChanged()"), |
| 44 self.__currentEngineChanged) | 43 self.__currentEngineChanged) |
| 45 self.__currentEngine = "" | 44 self.__currentEngine = "" |
| 46 | 45 |
| 47 self.__layout = QHBoxLayout(self) | 46 self.__layout = QHBoxLayout(self) |
| 113 self.__recentSearches.insert(0, searchText) | 112 self.__recentSearches.insert(0, searchText) |
| 114 if len(self.__recentSearches) > self.__maxSavedSearches: | 113 if len(self.__recentSearches) > self.__maxSavedSearches: |
| 115 self.__recentSearches = self.__recentSearches[:self.__maxSavedSearches] | 114 self.__recentSearches = self.__recentSearches[:self.__maxSavedSearches] |
| 116 self.__setupCompleterMenu() | 115 self.__setupCompleterMenu() |
| 117 | 116 |
| 118 url = HelpWebSearchWidget.openSearchManager()\ | 117 url = self.__openSearchManager.currentEngine().searchUrl(searchText) |
| 119 .currentEngine()\ | |
| 120 .searchUrl(searchText) | |
| 121 self.emit(SIGNAL("search"), url) | 118 self.emit(SIGNAL("search"), url) |
| 122 | 119 |
| 123 def __setupCompleterMenu(self): | 120 def __setupCompleterMenu(self): |
| 124 """ | 121 """ |
| 125 Private method to create the completer menu. | 122 Private method to create the completer menu. |
| 218 """ | 215 """ |
| 219 Private slot to get search suggestions from the configured search engine. | 216 Private slot to get search suggestions from the configured search engine. |
| 220 """ | 217 """ |
| 221 searchText = self.__searchEdit.text() | 218 searchText = self.__searchEdit.text() |
| 222 if searchText: | 219 if searchText: |
| 223 HelpWebSearchWidget.openSearchManager()\ | 220 self.__openSearchManager.currentEngine().requestSuggestions(searchText) |
| 224 .currentEngine()\ | |
| 225 .requestSuggestions(searchText) | |
| 226 | 221 |
| 227 def __newSuggestions(self, suggestions): | 222 def __newSuggestions(self, suggestions): |
| 228 """ | 223 """ |
| 229 Private slot to receive a new list of suggestions. | 224 Private slot to receive a new list of suggestions. |
| 230 | 225 |
| 238 """ | 233 """ |
| 239 Private slot to handle the display of the engines menu. | 234 Private slot to handle the display of the engines menu. |
| 240 """ | 235 """ |
| 241 self.__enginesMenu.clear() | 236 self.__enginesMenu.clear() |
| 242 | 237 |
| 243 osm = HelpWebSearchWidget.openSearchManager() | 238 engineNames = self.__openSearchManager.allEnginesNames() |
| 244 engineNames = osm.allEnginesNames() | |
| 245 for engineName in engineNames: | 239 for engineName in engineNames: |
| 246 engine = osm.engine(engineName) | 240 engine = self.__openSearchManager.engine(engineName) |
| 247 action = OpenSearchEngineAction(engine, self.__enginesMenu) | 241 action = OpenSearchEngineAction(engine, self.__enginesMenu) |
| 248 action.setData(engineName) | 242 action.setData(engineName) |
| 249 self.connect(action, SIGNAL("triggered()"), self.__changeCurrentEngine) | 243 self.connect(action, SIGNAL("triggered()"), self.__changeCurrentEngine) |
| 250 self.__enginesMenu.addAction(action) | 244 self.__enginesMenu.addAction(action) |
| 251 | 245 |
| 252 if osm.currentEngineName() == engineName: | 246 if self.__openSearchManager.currentEngineName() == engineName: |
| 253 action.setCheckable(True) | 247 action.setCheckable(True) |
| 254 action.setChecked(True) | 248 action.setChecked(True) |
| 255 | 249 |
| 256 ct = self.mw.currentBrowser() | 250 ct = self.mw.currentBrowser() |
| 257 linkedResources = ct.linkedResources("search") | 251 linkedResources = ct.linkedResources("search") |
| 295 Private slot to handle the selection of a search engine. | 289 Private slot to handle the selection of a search engine. |
| 296 """ | 290 """ |
| 297 action = self.sender() | 291 action = self.sender() |
| 298 if action is not None: | 292 if action is not None: |
| 299 name = action.data() | 293 name = action.data() |
| 300 HelpWebSearchWidget.openSearchManager().setCurrentEngineName(name) | 294 self.__openSearchManager.setCurrentEngineName(name) |
| 301 | 295 |
| 302 def __addEngineFromUrl(self): | 296 def __addEngineFromUrl(self): |
| 303 """ | 297 """ |
| 304 Private slot to add a search engine given it's URL. | 298 Private slot to add a search engine given it's URL. |
| 305 """ | 299 """ |
| 307 if action is not None: | 301 if action is not None: |
| 308 url = action.data() | 302 url = action.data() |
| 309 if not isinstance(url, QUrl): | 303 if not isinstance(url, QUrl): |
| 310 return | 304 return |
| 311 | 305 |
| 312 HelpWebSearchWidget.openSearchManager().addEngine(url) | 306 self.__openSearchManager.addEngine(url) |
| 313 | 307 |
| 314 def __searchButtonClicked(self): | 308 def __searchButtonClicked(self): |
| 315 """ | 309 """ |
| 316 Private slot to show the search menu via the search button. | 310 Private slot to show the search menu via the search button. |
| 317 """ | 311 """ |
| 349 """ | 343 """ |
| 350 searches = Preferences.Prefs.settings.value('Help/WebSearches') | 344 searches = Preferences.Prefs.settings.value('Help/WebSearches') |
| 351 if searches is not None: | 345 if searches is not None: |
| 352 self.__recentSearches = searches | 346 self.__recentSearches = searches |
| 353 | 347 |
| 354 @classmethod | 348 def openSearchManager(self): |
| 355 def openSearchManager(cls): | 349 """ |
| 356 """ | 350 Public method to get a reference to the opensearch manager object. |
| 357 Class method to get a reference to the opensearch manager object. | |
| 358 | 351 |
| 359 @return reference to the opensearch manager object (OpenSearchManager) | 352 @return reference to the opensearch manager object (OpenSearchManager) |
| 360 """ | 353 """ |
| 361 if cls._openSearchManager is None: | 354 return self.__openSearchManager |
| 362 cls._openSearchManager = OpenSearchManager() | |
| 363 return cls._openSearchManager | |
| 364 | 355 |
| 365 def __currentEngineChanged(self): | 356 def __currentEngineChanged(self): |
| 366 """ | 357 """ |
| 367 Private slot to track a change of the current search engine. | 358 Private slot to track a change of the current search engine. |
| 368 """ | 359 """ |
| 369 osm = HelpWebSearchWidget.openSearchManager() | 360 if self.__openSearchManager.engineExists(self.__currentEngine): |
| 370 if osm.engineExists(self.__currentEngine): | 361 oldEngine = self.__openSearchManager.engine(self.__currentEngine) |
| 371 oldEngine = osm.engine(self.__currentEngine) | |
| 372 self.disconnect(oldEngine, SIGNAL("imageChanged()"), | 362 self.disconnect(oldEngine, SIGNAL("imageChanged()"), |
| 373 self.__engineImageChanged) | 363 self.__engineImageChanged) |
| 374 if self.__suggestionsEnabled: | 364 if self.__suggestionsEnabled: |
| 375 self.disconnect(oldEngine, SIGNAL("suggestions(const QStringList&)"), | 365 self.disconnect(oldEngine, SIGNAL("suggestions(const QStringList&)"), |
| 376 self.__newSuggestions) | 366 self.__newSuggestions) |
| 377 | 367 |
| 378 newEngine = osm.currentEngine() | 368 newEngine = self.__openSearchManager.currentEngine() |
| 379 if newEngine.networkAccessManager() is None: | 369 if newEngine.networkAccessManager() is None: |
| 380 newEngine.setNetworkAccessManager(self.mw.networkAccessManager()) | 370 newEngine.setNetworkAccessManager(self.mw.networkAccessManager()) |
| 381 self.connect(newEngine, SIGNAL("imageChanged()"), | 371 self.connect(newEngine, SIGNAL("imageChanged()"), |
| 382 self.__engineImageChanged) | 372 self.__engineImageChanged) |
| 383 if self.__suggestionsEnabled: | 373 if self.__suggestionsEnabled: |
| 384 self.connect(newEngine, SIGNAL("suggestions(const QStringList&)"), | 374 self.connect(newEngine, SIGNAL("suggestions(const QStringList&)"), |
| 385 self.__newSuggestions) | 375 self.__newSuggestions) |
| 386 | 376 |
| 387 self.__searchEdit.setInactiveText(osm.currentEngineName()) | 377 self.__searchEdit.setInactiveText(self.__openSearchManager.currentEngineName()) |
| 388 self.__currentEngine = osm.currentEngineName() | 378 self.__currentEngine = self.__openSearchManager.currentEngineName() |
| 389 self.__engineButton.setIcon( | 379 self.__engineButton.setIcon( |
| 390 QIcon(QPixmap.fromImage(osm.currentEngine().image()))) | 380 QIcon(QPixmap.fromImage(self.__openSearchManager.currentEngine().image()))) |
| 391 self.__suggestions = [] | 381 self.__suggestions = [] |
| 392 self.__setupCompleterMenu() | 382 self.__setupCompleterMenu() |
| 393 | 383 |
| 394 def __engineImageChanged(self): | 384 def __engineImageChanged(self): |
| 395 """ | 385 """ |
| 396 Private slot to handle a change of the current search engine icon. | 386 Private slot to handle a change of the current search engine icon. |
| 397 """ | 387 """ |
| 398 osm = HelpWebSearchWidget.openSearchManager() | |
| 399 self.__engineButton.setIcon( | 388 self.__engineButton.setIcon( |
| 400 QIcon(QPixmap.fromImage(osm.currentEngine().image()))) | 389 QIcon(QPixmap.fromImage(self.__openSearchManager.currentEngine().image()))) |
