Mercurial Repositories > eric / file comparison
comparison: Helpviewer/Bookmarks/BookmarksDialog.py
Helpviewer/Bookmarks/BookmarksDialog.py
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| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2009 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 | |
| 6 """ | |
| 7 Module implementing a dialog to manage bookmarks. | |
| 8 """ | |
| 9 | |
| 10 from PyQt4.QtCore import * | |
| 11 from PyQt4.QtGui import * | |
| 12 | |
| 13 from E4Gui.E4TreeSortFilterProxyModel import E4TreeSortFilterProxyModel | |
| 14 | |
| 15 import Helpviewer.HelpWindow | |
| 16 from BookmarkNode import BookmarkNode | |
| 17 from BookmarksModel import BookmarksModel | |
| 18 | |
| 19 from Ui_BookmarksDialog import Ui_BookmarksDialog | |
| 20 | |
| 21 import UI.PixmapCache | |
| 22 | |
| 23 class BookmarksDialog(QDialog, Ui_BookmarksDialog): | |
| 24 """ | |
| 25 Class implementing a dialog to manage bookmarks. | |
| 26 | |
| 27 @signal openUrl(const QUrl&, const QString&) emitted to open a URL in the current | |
| 28 tab | |
| 29 @signal newUrl(const QUrl&, const QString&) emitted to open a URL in a new tab | |
| 30 """ | |
| 31 def __init__(self, parent = None, manager = None): | |
| 32 """ | |
| 33 Constructor | |
| 34 | |
| 35 @param parent reference to the parent widget (QWidget | |
| 36 @param manager reference to the bookmarks manager object (BookmarksManager) | |
| 37 """ | |
| 38 QDialog.__init__(self, parent) | |
| 39 self.setupUi(self) | |
| 40 | |
| 41 self.clearButton.setIcon(UI.PixmapCache.getIcon("clearLeft.png")) | |
| 42 | |
| 43 self.__bookmarksManager = manager | |
| 44 if self.__bookmarksManager is None: | |
| 45 self.__bookmarksManager = Helpviewer.HelpWindow.HelpWindow.bookmarksManager() | |
| 46 | |
| 47 self.__bookmarksModel = self.__bookmarksManager.bookmarksModel() | |
| 48 self.__proxyModel = E4TreeSortFilterProxyModel(self) | |
| 49 self.__proxyModel.setFilterKeyColumn(-1) | |
| 50 self.__proxyModel.setSourceModel(self.__bookmarksModel) | |
| 51 | |
| 52 self.connect(self.searchEdit, SIGNAL("textChanged(QString)"), | |
| 53 self.__proxyModel.setFilterFixedString) | |
| 54 | |
| 55 self.bookmarksTree.setModel(self.__proxyModel) | |
| 56 self.bookmarksTree.setExpanded(self.__proxyModel.index(0, 0), True) | |
| 57 fm = QFontMetrics(self.font()) | |
| 58 header = fm.width("m") * 40 | |
| 59 self.bookmarksTree.header().resizeSection(0, header) | |
| 60 self.bookmarksTree.header().setStretchLastSection(True) | |
| 61 self.bookmarksTree.setContextMenuPolicy(Qt.CustomContextMenu) | |
| 62 | |
| 63 self.connect(self.bookmarksTree, SIGNAL("activated(const QModelIndex&)"), | |
| 64 self.__activated) | |
| 65 self.connect(self.bookmarksTree, | |
| 66 SIGNAL("customContextMenuRequested(const QPoint &)"), | |
| 67 self.__customContextMenuRequested) | |
| 68 | |
| 69 self.connect(self.removeButton, SIGNAL("clicked()"), | |
| 70 self.bookmarksTree.removeSelected) | |
| 71 self.connect(self.addFolderButton, SIGNAL("clicked()"), | |
| 72 self.__newFolder) | |
| 73 | |
| 74 self.__expandNodes(self.__bookmarksManager.bookmarks()) | |
| 75 | |
| 76 def closeEvent(self, evt): | |
| 77 """ | |
| 78 Protected method to handle the closing of the dialog. | |
| 79 | |
| 80 @param evt reference to the event object (QCloseEvent) (ignored) | |
| 81 """ | |
| 82 self.__shutdown() | |
| 83 | |
| 84 def reject(self): | |
| 85 """ | |
| 86 Protected method called when the dialog is rejected. | |
| 87 """ | |
| 88 self.__shutdown() | |
| 89 QDialog.reject(self) | |
| 90 | |
| 91 def __shutdown(self): | |
| 92 """ | |
| 93 Private method to perform shutdown actions for the dialog. | |
| 94 """ | |
| 95 if self.__saveExpandedNodes(self.bookmarksTree.rootIndex()): | |
| 96 self.__bookmarksManager.changeExpanded() | |
| 97 | |
| 98 def __saveExpandedNodes(self, parent): | |
| 99 """ | |
| 100 Private method to save the child nodes of an expanded node. | |
| 101 | |
| 102 @param parent index of the parent node (QModelIndex) | |
| 103 @return flag indicating a change (boolean) | |
| 104 """ | |
| 105 changed = False | |
| 106 for row in range(self.__proxyModel.rowCount(parent)): | |
| 107 child = self.__proxyModel.index(row, 0, parent) | |
| 108 sourceIndex = self.__proxyModel.mapToSource(child) | |
| 109 childNode = self.__bookmarksModel.node(sourceIndex) | |
| 110 wasExpanded = childNode.expanded | |
| 111 if self.bookmarksTree.isExpanded(child): | |
| 112 childNode.expanded = True | |
| 113 changed |= self.__saveExpandedNodes(child) | |
| 114 else: | |
| 115 childNode.expanded = False | |
| 116 changed |= (wasExpanded != childNode.expanded) | |
| 117 | |
| 118 return changed | |
| 119 | |
| 120 def __expandNodes(self, node): | |
| 121 """ | |
| 122 Private method to expand all child nodes of a node. | |
| 123 | |
| 124 @param node reference to the bookmark node to expand (BookmarkNode) | |
| 125 """ | |
| 126 for childNode in node.children(): | |
| 127 if childNode.expanded: | |
| 128 idx = self.__bookmarksModel.nodeIndex(childNode) | |
| 129 idx = self.__proxyModel.mapFromSource(idx) | |
| 130 self.bookmarksTree.setExpanded(idx, True) | |
| 131 self.__expandNodes(childNode) | |
| 132 | |
| 133 def __customContextMenuRequested(self, pos): | |
| 134 """ | |
| 135 Private slot to handle the context menu request for the bookmarks tree. | |
| 136 | |
| 137 @param pos position the context menu was requested (QPoint) | |
| 138 """ | |
| 139 menu = QMenu() | |
| 140 idx = self.bookmarksTree.indexAt(pos) | |
| 141 idx = idx.sibling(idx.row(), 0) | |
| 142 sourceIndex = self.__proxyModel.mapToSource(idx) | |
| 143 node = self.__bookmarksModel.node(sourceIndex) | |
| 144 if idx.isValid() and node.type() != BookmarkNode.Folder: | |
| 145 menu.addAction(self.trUtf8("&Open"), self.__openBookmarkInCurrentTab) | |
| 146 menu.addAction(self.trUtf8("Open in New &Tab"), self.__openBookmarkInNewTab) | |
| 147 menu.addSeparator() | |
| 148 act = menu.addAction(self.trUtf8("Edit &Name"), self.__editName) | |
| 149 act.setEnabled(idx.flags() & Qt.ItemIsEditable) | |
| 150 if idx.isValid() and node.type() != BookmarkNode.Folder: | |
| 151 menu.addAction(self.trUtf8("Edit &Address"), self.__editAddress) | |
| 152 menu.addSeparator() | |
| 153 act = menu.addAction(self.trUtf8("&Delete"), self.bookmarksTree.removeSelected) | |
| 154 act.setEnabled(idx.flags() & Qt.ItemIsDragEnabled) | |
| 155 menu.exec_(QCursor.pos()) | |
| 156 | |
| 157 def __activated(self, idx): | |
| 158 """ | |
| 159 Private slot to handle the activation of an entry. | |
| 160 | |
| 161 @param idx reference to the entry index (QModelIndex) | |
| 162 """ | |
| 163 self.__openBookmark(QApplication.keyboardModifiers() & Qt.ControlModifier) | |
| 164 | |
| 165 def __openBookmarkInCurrentTab(self): | |
| 166 """ | |
| 167 Private slot to open a bookmark in the current browser tab. | |
| 168 """ | |
| 169 self.__openBookmark(False) | |
| 170 | |
| 171 def __openBookmarkInNewTab(self): | |
| 172 """ | |
| 173 Private slot to open a bookmark in a new browser tab. | |
| 174 """ | |
| 175 self.__openBookmark(True) | |
| 176 | |
| 177 def __openBookmark(self, newTab): | |
| 178 """ | |
| 179 Private method to open a bookmark. | |
| 180 | |
| 181 @param newTab flag indicating to open the bookmark in a new tab (boolean) | |
| 182 """ | |
| 183 idx = self.bookmarksTree.currentIndex() | |
| 184 sourceIndex = self.__proxyModel.mapToSource(idx) | |
| 185 node = self.__bookmarksModel.node(sourceIndex) | |
| 186 if not idx.parent().isValid() or \ | |
| 187 node is None or \ | |
| 188 node.type() == BookmarkNode.Folder: | |
| 189 return | |
| 190 if newTab: | |
| 191 self.emit(SIGNAL("newUrl(const QUrl&, const QString&)"), | |
| 192 idx.sibling(idx.row(), 1).data(BookmarksModel.UrlRole).toUrl(), | |
| 193 idx.sibling(idx.row(), 0).data(Qt.DisplayRole).toString()) | |
| 194 else: | |
| 195 self.emit(SIGNAL("openUrl(const QUrl&, const QString&)"), | |
| 196 idx.sibling(idx.row(), 1).data(BookmarksModel.UrlRole).toUrl(), | |
| 197 idx.sibling(idx.row(), 0).data(Qt.DisplayRole).toString()) | |
| 198 | |
| 199 def __editName(self): | |
| 200 """ | |
| 201 Private slot to edit the name part of a bookmark. | |
| 202 """ | |
| 203 idx = self.bookmarksTree.currentIndex() | |
| 204 idx = idx.sibling(idx.row(), 0) | |
| 205 self.bookmarksTree.edit(idx) | |
| 206 | |
| 207 def __editAddress(self): | |
| 208 """ | |
| 209 Private slot to edit the address part of a bookmark. | |
| 210 """ | |
| 211 idx = self.bookmarksTree.currentIndex() | |
| 212 idx = idx.sibling(idx.row(), 1) | |
| 213 self.bookmarksTree.edit(idx) | |
| 214 | |
| 215 def __newFolder(self): | |
| 216 """ | |
| 217 Private slot to add a new bookmarks folder. | |
| 218 """ | |
| 219 currentIndex = self.bookmarksTree.currentIndex() | |
| 220 idx = QModelIndex(currentIndex) | |
| 221 sourceIndex = self.__proxyModel.mapToSource(idx) | |
| 222 sourceNode = self.__bookmarksModel.node(sourceIndex) | |
| 223 row = -1 # append new folder as the last item per default | |
| 224 | |
| 225 if sourceNode is not None and \ | |
| 226 sourceNode.type() != BookmarkNode.Folder: | |
| 227 # If the selected item is not a folder, add a new folder to the | |
| 228 # parent folder, but directly below the selected item. | |
| 229 idx = idx.parent() | |
| 230 row = currentIndex.row() + 1 | |
| 231 | |
| 232 if not idx.isValid(): | |
| 233 # Select bookmarks menu as default. | |
| 234 idx = self.__proxyModel.index(1, 0) | |
| 235 | |
| 236 idx = self.__proxyModel.mapToSource(idx) | |
| 237 parent = self.__bookmarksModel.node(idx) | |
| 238 node = BookmarkNode(BookmarkNode.Folder) | |
| 239 node.title = self.trUtf8("New Folder") | |
| 240 self.__bookmarksManager.addBookmark(parent, node, row) |
