Wed, 02 Jan 2013 10:31:48 +0100
Updated copyright for 2013.
# -*- coding: utf-8 -*- # Copyright (c) 2006 - 2013 Detlev Offenbach <detlev@die-offenbachs.de> # """ Module implementing the Icons configuration page. """ from PyQt4.QtCore import pyqtSlot from PyQt4.QtGui import QListWidgetItem from E5Gui.E5Completers import E5DirCompleter from E5Gui import E5FileDialog from .ConfigurationPageBase import ConfigurationPageBase from .IconsPreviewDialog import IconsPreviewDialog from .Ui_IconsPage import Ui_IconsPage import Preferences import Utilities class IconsPage(ConfigurationPageBase, Ui_IconsPage): """ Class implementing the Icons configuration page. """ def __init__(self): """ Constructor """ super().__init__() self.setupUi(self) self.setObjectName("IconsPage") self.iconDirectoryCompleter = E5DirCompleter(self.iconDirectoryEdit) # set initial values dirList = Preferences.getIcons("Path")[:] for dir in dirList: if dir: QListWidgetItem(dir, self.iconDirectoryList) def save(self): """ Public slot to save the Icons configuration. """ dirList = [] for i in range(self.iconDirectoryList.count()): dirList.append(self.iconDirectoryList.item(i).text()) Preferences.setIcons("Path", dirList) def on_iconDirectoryList_currentRowChanged(self, row): """ Private slot to handle the currentRowChanged signal of the icons directory list. @param row the current row (integer) """ if row == -1: self.deleteIconDirectoryButton.setEnabled(False) self.upButton.setEnabled(False) self.downButton.setEnabled(False) self.showIconsButton.setEnabled( self.iconDirectoryEdit.text() != "") else: maxIndex = self.iconDirectoryList.count() - 1 self.upButton.setEnabled(row != 0) self.downButton.setEnabled(row != maxIndex) self.deleteIconDirectoryButton.setEnabled(True) self.showIconsButton.setEnabled(True) def on_iconDirectoryEdit_textChanged(self, txt): """ Private slot to handle the textChanged signal of the directory edit. @param txt the text of the directory edit (string) """ self.addIconDirectoryButton.setEnabled(txt != "") self.showIconsButton.setEnabled(txt != "" or \ self.iconDirectoryList.currentRow() != -1) @pyqtSlot() def on_upButton_clicked(self): """ Private slot called to move the selected item up in the list. """ row = self.iconDirectoryList.currentRow() if row == 0: # we're already at the top return itm = self.iconDirectoryList.takeItem(row) self.iconDirectoryList.insertItem(row - 1, itm) self.iconDirectoryList.setCurrentItem(itm) if row == 1: self.upButton.setEnabled(False) else: self.upButton.setEnabled(True) self.downButton.setEnabled(True) @pyqtSlot() def on_downButton_clicked(self): """ Private slot called to move the selected item down in the list. """ rows = self.iconDirectoryList.count() row = self.iconDirectoryList.currentRow() if row == rows - 1: # we're already at the end return itm = self.iconDirectoryList.takeItem(row) self.iconDirectoryList.insertItem(row + 1, itm) self.iconDirectoryList.setCurrentItem(itm) self.upButton.setEnabled(True) if row == rows - 2: self.downButton.setEnabled(False) else: self.downButton.setEnabled(True) @pyqtSlot() def on_iconDirectoryButton_clicked(self): """ Private slot to select an icon directory. """ dir = E5FileDialog.getExistingDirectory( None, self.trUtf8("Select icon directory"), "", E5FileDialog.Options(E5FileDialog.ShowDirsOnly)) if dir: self.iconDirectoryEdit.setText(Utilities.toNativeSeparators(dir)) @pyqtSlot() def on_addIconDirectoryButton_clicked(self): """ Private slot to add the icon directory displayed to the listbox. """ dir = self.iconDirectoryEdit.text() if dir: QListWidgetItem(dir, self.iconDirectoryList) self.iconDirectoryEdit.clear() row = self.iconDirectoryList.currentRow() self.on_iconDirectoryList_currentRowChanged(row) @pyqtSlot() def on_deleteIconDirectoryButton_clicked(self): """ Private slot to delete the currently selected directory of the listbox. """ row = self.iconDirectoryList.currentRow() itm = self.iconDirectoryList.takeItem(row) del itm row = self.iconDirectoryList.currentRow() self.on_iconDirectoryList_currentRowChanged(row) @pyqtSlot() def on_showIconsButton_clicked(self): """ Private slot to display a preview of an icons directory. """ dir = self.iconDirectoryEdit.text() if not dir: itm = self.iconDirectoryList.currentItem() if itm is not None: dir = itm.text() if dir: dlg = IconsPreviewDialog(self, dir) dlg.exec_() def create(dlg): """ Module function to create the configuration page. @param dlg reference to the configuration dialog """ page = IconsPage() return page