Mercurial Repositories > eric / file comparison
comparison: Helpviewer/HelpWebSearchWidget.py
Helpviewer/HelpWebSearchWidget.py
- branch
- 5_2_x
- changeset 2201
- 2cb2e3bb4f3f
- parent 1509
- c0b5e693b0eb
- child 2302
- f29e9405c851
equal
deleted
inserted
replaced
| 2200:719cf8ba4743 | 2201:2cb2e3bb4f3f |
|---|---|
| 6 """ | 6 """ |
| 7 Module implementing a web search widget for the web browser. | 7 Module implementing a web search widget for the web browser. |
| 8 """ | 8 """ |
| 9 | 9 |
| 10 from PyQt4.QtCore import pyqtSignal, QUrl, QModelIndex, QTimer, Qt | 10 from PyQt4.QtCore import pyqtSignal, QUrl, QModelIndex, QTimer, Qt |
| 11 from PyQt4.QtGui import QWidget, QMenu, QHBoxLayout, QStandardItem, QStandardItemModel, \ | 11 from PyQt4.QtGui import QMenu, QStandardItem, QStandardItemModel, \ |
| 12 QCompleter, QFont, QIcon, QPixmap | 12 QCompleter, QFont, QIcon, QPixmap |
| 13 from PyQt4.QtWebKit import QWebSettings, QWebPage | 13 from PyQt4.QtWebKit import QWebSettings, QWebPage |
| 14 | 14 |
| 15 import UI.PixmapCache | 15 import UI.PixmapCache |
| 16 | 16 |
| 17 import Preferences | 17 import Preferences |
| 18 | 18 |
| 19 from E5Gui.E5LineEdit import E5LineEdit | 19 from E5Gui.E5LineEdit import E5LineEdit, E5ClearableLineEdit |
| 20 from E5Gui.E5LineEditButton import E5LineEditButton | 20 from E5Gui.E5LineEditButton import E5LineEditButton |
| 21 | 21 |
| 22 from .OpenSearch.OpenSearchManager import OpenSearchManager | 22 from .OpenSearch.OpenSearchManager import OpenSearchManager |
| 23 from .OpenSearch.OpenSearchEngineAction import OpenSearchEngineAction | 23 from .OpenSearch.OpenSearchEngineAction import OpenSearchEngineAction |
| 24 | 24 |
| 25 | 25 |
| 26 class HelpWebSearchEdit(E5LineEdit): | 26 class HelpWebSearchWidget(E5ClearableLineEdit): |
| 27 """ | |
| 28 Class implementing the web search line edit. | |
| 29 """ | |
| 30 def __init__(self, mainWindow, parent=None): | |
| 31 """ | |
| 32 Constructor | |
| 33 | |
| 34 @param mainWindow reference to the main window (HelpWindow) | |
| 35 @param parent reference to the parent widget (QWidget) | |
| 36 """ | |
| 37 super().__init__(parent) | |
| 38 | |
| 39 self.__mw = mainWindow | |
| 40 | |
| 41 def mousePressEvent(self, evt): | |
| 42 """ | |
| 43 Protected method called by a mouse press event. | |
| 44 | |
| 45 @param evt reference to the mouse event (QMouseEvent) | |
| 46 """ | |
| 47 if evt.button() == Qt.XButton1: | |
| 48 self.__mw.currentBrowser().pageAction(QWebPage.Back).trigger() | |
| 49 elif evt.button() == Qt.XButton2: | |
| 50 self.__mw.currentBrowser().pageAction(QWebPage.Forward).trigger() | |
| 51 else: | |
| 52 super().mousePressEvent(evt) | |
| 53 | |
| 54 | |
| 55 class HelpWebSearchWidget(QWidget): | |
| 56 """ | 27 """ |
| 57 Class implementing a web search widget for the web browser. | 28 Class implementing a web search widget for the web browser. |
| 58 | 29 |
| 59 @signal search(QUrl) emitted when the search should be done | 30 @signal search(QUrl) emitted when the search should be done |
| 60 """ | 31 """ |
| 66 | 37 |
| 67 @param parent reference to the parent widget (QWidget) | 38 @param parent reference to the parent widget (QWidget) |
| 68 """ | 39 """ |
| 69 super().__init__(parent) | 40 super().__init__(parent) |
| 70 | 41 |
| 71 self.mw = parent | 42 self.__mw = parent |
| 72 | 43 |
| 73 self.__openSearchManager = OpenSearchManager(self) | 44 self.__openSearchManager = OpenSearchManager(self) |
| 74 self.__openSearchManager.currentEngineChanged.connect(self.__currentEngineChanged) | 45 self.__openSearchManager.currentEngineChanged.connect(self.__currentEngineChanged) |
| 75 self.__currentEngine = "" | 46 self.__currentEngine = "" |
| 76 | 47 |
| 77 self.__layout = QHBoxLayout(self) | |
| 78 self.__layout.setMargin(0) | |
| 79 self.__layout.setSpacing(0) | |
| 80 self.setLayout(self.__layout) | |
| 81 | |
| 82 self.__enginesMenu = QMenu(self) | 48 self.__enginesMenu = QMenu(self) |
| 83 | |
| 84 self.__searchEdit = HelpWebSearchEdit(self.mw, parent=self) | |
| 85 self.__layout.addWidget(self.__searchEdit) | |
| 86 | 49 |
| 87 self.__engineButton = E5LineEditButton(self) | 50 self.__engineButton = E5LineEditButton(self) |
| 88 self.__engineButton.setMenu(self.__enginesMenu) | 51 self.__engineButton.setMenu(self.__enginesMenu) |
| 89 self.__searchEdit.addWidget(self.__engineButton, E5LineEdit.LeftSide) | 52 self.addWidget(self.__engineButton, E5LineEdit.LeftSide) |
| 90 | 53 |
| 91 self.__searchButton = E5LineEditButton(self) | 54 self.__searchButton = E5LineEditButton(self) |
| 92 self.__searchButton.setIcon(UI.PixmapCache.getIcon("webSearch.png")) | 55 self.__searchButton.setIcon(UI.PixmapCache.getIcon("webSearch.png")) |
| 93 self.__searchEdit.addWidget(self.__searchButton, E5LineEdit.LeftSide) | 56 self.addWidget(self.__searchButton, E5LineEdit.LeftSide) |
| 94 | |
| 95 self.__clearButton = E5LineEditButton(self) | |
| 96 self.__clearButton.setIcon(UI.PixmapCache.getIcon("clearLeft.png")) | |
| 97 self.__searchEdit.addWidget(self.__clearButton, E5LineEdit.RightSide) | |
| 98 self.__clearButton.setVisible(False) | |
| 99 | 57 |
| 100 self.__model = QStandardItemModel(self) | 58 self.__model = QStandardItemModel(self) |
| 101 self.__completer = QCompleter() | 59 self.__completer = QCompleter() |
| 102 self.__completer.setModel(self.__model) | 60 self.__completer.setModel(self.__model) |
| 103 self.__completer.setCompletionMode(QCompleter.UnfilteredPopupCompletion) | 61 self.__completer.setCompletionMode(QCompleter.UnfilteredPopupCompletion) |
| 104 self.__completer.setWidget(self.__searchEdit) | 62 self.__completer.setWidget(self) |
| 105 | 63 |
| 106 self.__searchButton.clicked[()].connect(self.__searchButtonClicked) | 64 self.__searchButton.clicked[()].connect(self.__searchButtonClicked) |
| 107 self.__clearButton.clicked[()].connect(self.__searchEdit.clear) | 65 self.textEdited.connect(self.__textEdited) |
| 108 self.__searchEdit.textEdited.connect(self.__textEdited) | 66 self.returnPressed[()].connect(self.__searchNow) |
| 109 self.__searchEdit.textChanged.connect(self.__textChanged) | |
| 110 self.__searchEdit.returnPressed[()].connect(self.__searchNow) | |
| 111 self.__completer.activated[QModelIndex].connect(self.__completerActivated) | 67 self.__completer.activated[QModelIndex].connect(self.__completerActivated) |
| 112 self.__completer.highlighted[QModelIndex].connect(self.__completerHighlighted) | 68 self.__completer.highlighted[QModelIndex].connect(self.__completerHighlighted) |
| 113 self.__enginesMenu.aboutToShow.connect(self.__showEnginesMenu) | 69 self.__enginesMenu.aboutToShow.connect(self.__showEnginesMenu) |
| 114 | 70 |
| 115 self.__suggestionsItem = None | 71 self.__suggestionsItem = None |
| 128 | 84 |
| 129 def __searchNow(self): | 85 def __searchNow(self): |
| 130 """ | 86 """ |
| 131 Private slot to perform the web search. | 87 Private slot to perform the web search. |
| 132 """ | 88 """ |
| 133 searchText = self.__searchEdit.text() | 89 searchText = self.text() |
| 134 if not searchText: | 90 if not searchText: |
| 135 return | 91 return |
| 136 | 92 |
| 137 globalSettings = QWebSettings.globalSettings() | 93 globalSettings = QWebSettings.globalSettings() |
| 138 if not globalSettings.testAttribute(QWebSettings.PrivateBrowsingEnabled): | 94 if not globalSettings.testAttribute(QWebSettings.PrivateBrowsingEnabled): |
| 217 | 173 |
| 218 if self.__recentSearchesItem and \ | 174 if self.__recentSearchesItem and \ |
| 219 self.__recentSearchesItem.index().row() == index.row(): | 175 self.__recentSearchesItem.index().row() == index.row(): |
| 220 return False | 176 return False |
| 221 | 177 |
| 222 self.__searchEdit.setText(index.data()) | 178 self.setText(index.data()) |
| 223 return True | 179 return True |
| 224 | 180 |
| 225 def __textEdited(self, txt): | 181 def __textEdited(self, txt): |
| 226 """ | 182 """ |
| 227 Private slot to handle changes of the search text. | 183 Private slot to handle changes of the search text. |
| 237 self.__suggestTimer.start() | 193 self.__suggestTimer.start() |
| 238 else: | 194 else: |
| 239 self.__completer.setCompletionPrefix(txt) | 195 self.__completer.setCompletionPrefix(txt) |
| 240 self.__completer.complete() | 196 self.__completer.complete() |
| 241 | 197 |
| 242 def __textChanged(self, txt): | |
| 243 """ | |
| 244 Private slot to handle changes of the search text. | |
| 245 | |
| 246 @param txt search text (string) | |
| 247 """ | |
| 248 self.__clearButton.setVisible(txt != "") | |
| 249 | |
| 250 def __getSuggestions(self): | 198 def __getSuggestions(self): |
| 251 """ | 199 """ |
| 252 Private slot to get search suggestions from the configured search engine. | 200 Private slot to get search suggestions from the configured search engine. |
| 253 """ | 201 """ |
| 254 searchText = self.__searchEdit.text() | 202 searchText = self.text() |
| 255 if searchText: | 203 if searchText: |
| 256 self.__openSearchManager.currentEngine().requestSuggestions(searchText) | 204 self.__openSearchManager.currentEngine().requestSuggestions(searchText) |
| 257 | 205 |
| 258 def __newSuggestions(self, suggestions): | 206 def __newSuggestions(self, suggestions): |
| 259 """ | 207 """ |
| 281 | 229 |
| 282 if self.__openSearchManager.currentEngineName() == engineName: | 230 if self.__openSearchManager.currentEngineName() == engineName: |
| 283 action.setCheckable(True) | 231 action.setCheckable(True) |
| 284 action.setChecked(True) | 232 action.setChecked(True) |
| 285 | 233 |
| 286 ct = self.mw.currentBrowser() | 234 ct = self.__mw.currentBrowser() |
| 287 linkedResources = ct.linkedResources("search") | 235 linkedResources = ct.linkedResources("search") |
| 288 | 236 |
| 289 if len(linkedResources) > 0: | 237 if len(linkedResources) > 0: |
| 290 self.__enginesMenu.addSeparator() | 238 self.__enginesMenu.addSeparator() |
| 291 | 239 |
| 312 self.__addEngineFromUrl) | 260 self.__addEngineFromUrl) |
| 313 action.setData(url) | 261 action.setData(url) |
| 314 action.setIcon(ct.icon()) | 262 action.setIcon(ct.icon()) |
| 315 | 263 |
| 316 self.__enginesMenu.addSeparator() | 264 self.__enginesMenu.addSeparator() |
| 317 self.__enginesMenu.addAction(self.mw.searchEnginesAction()) | 265 self.__enginesMenu.addAction(self.__mw.searchEnginesAction()) |
| 318 | 266 |
| 319 if self.__recentSearches: | 267 if self.__recentSearches: |
| 320 self.__enginesMenu.addAction(self.trUtf8("Clear Recent Searches"), | 268 self.__enginesMenu.addAction(self.trUtf8("Clear Recent Searches"), |
| 321 self.clear) | 269 self.clear) |
| 322 | 270 |
| 352 """ | 300 """ |
| 353 Public method to clear all private data. | 301 Public method to clear all private data. |
| 354 """ | 302 """ |
| 355 self.__recentSearches = [] | 303 self.__recentSearches = [] |
| 356 self.__setupCompleterMenu() | 304 self.__setupCompleterMenu() |
| 357 self.__searchEdit.clear() | 305 super().clear() |
| 358 self.clearFocus() | 306 self.clearFocus() |
| 359 | 307 |
| 360 def preferencesChanged(self): | 308 def preferencesChanged(self): |
| 361 """ | 309 """ |
| 362 Public method to handle the change of preferences. | 310 Public method to handle the change of preferences. |
| 399 if self.__suggestionsEnabled: | 347 if self.__suggestionsEnabled: |
| 400 oldEngine.suggestions.disconnect(self.__newSuggestions) | 348 oldEngine.suggestions.disconnect(self.__newSuggestions) |
| 401 | 349 |
| 402 newEngine = self.__openSearchManager.currentEngine() | 350 newEngine = self.__openSearchManager.currentEngine() |
| 403 if newEngine.networkAccessManager() is None: | 351 if newEngine.networkAccessManager() is None: |
| 404 newEngine.setNetworkAccessManager(self.mw.networkAccessManager()) | 352 newEngine.setNetworkAccessManager(self.__mw.networkAccessManager()) |
| 405 newEngine.imageChanged.connect(self.__engineImageChanged) | 353 newEngine.imageChanged.connect(self.__engineImageChanged) |
| 406 if self.__suggestionsEnabled: | 354 if self.__suggestionsEnabled: |
| 407 newEngine.suggestions.connect(self.__newSuggestions) | 355 newEngine.suggestions.connect(self.__newSuggestions) |
| 408 | 356 |
| 409 self.__searchEdit.setInactiveText(self.__openSearchManager.currentEngineName()) | 357 self.setInactiveText(self.__openSearchManager.currentEngineName()) |
| 410 self.__currentEngine = self.__openSearchManager.currentEngineName() | 358 self.__currentEngine = self.__openSearchManager.currentEngineName() |
| 411 self.__engineButton.setIcon( | 359 self.__engineButton.setIcon( |
| 412 QIcon(QPixmap.fromImage(self.__openSearchManager.currentEngine().image()))) | 360 QIcon(QPixmap.fromImage(self.__openSearchManager.currentEngine().image()))) |
| 413 self.__suggestions = [] | 361 self.__suggestions = [] |
| 414 self.__setupCompleterMenu() | 362 self.__setupCompleterMenu() |
| 425 Protected method called by a mouse press event. | 373 Protected method called by a mouse press event. |
| 426 | 374 |
| 427 @param evt reference to the mouse event (QMouseEvent) | 375 @param evt reference to the mouse event (QMouseEvent) |
| 428 """ | 376 """ |
| 429 if evt.button() == Qt.XButton1: | 377 if evt.button() == Qt.XButton1: |
| 430 self.mw.currentBrowser().pageAction(QWebPage.Back).trigger() | 378 self.__mw.currentBrowser().pageAction(QWebPage.Back).trigger() |
| 431 elif evt.button() == Qt.XButton2: | 379 elif evt.button() == Qt.XButton2: |
| 432 self.mw.currentBrowser().pageAction(QWebPage.Forward).trigger() | 380 self.__mw.currentBrowser().pageAction(QWebPage.Forward).trigger() |
| 433 else: | 381 else: |
| 434 super().mousePressEvent(evt) | 382 super().mousePressEvent(evt) |
