QScintilla/ShellHistoryDialog.py

Sat, 02 Jan 2010 15:11:35 +0000

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Sat, 02 Jan 2010 15:11:35 +0000
changeset 12
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parent 0
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child 13
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permissions
-rw-r--r--

First commit after changing to Python 3.1.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2008 - 2009 Detlev Offenbach <detlev@die-offenbachs.de>
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4 #
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5
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6 """
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7 Module implementing the shell history dialog.
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8 """
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9
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10 import os
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11
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12 from PyQt4.QtCore import *
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13 from PyQt4.QtGui import *
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14
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15 from .Ui_ShellHistoryDialog import Ui_ShellHistoryDialog
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16
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17 class ShellHistoryDialog(QDialog, Ui_ShellHistoryDialog):
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18 """
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19 Class implementing the shell history dialog.
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20 """
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21 def __init__(self, history, vm, shell):
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22 """
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23 Constructor
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24
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25 @param history reference to the current shell history (list of strings)
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26 @param vm reference to the viewmanager object
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27 @param shell reference to the shell object
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28 """
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29 QDialog.__init__(self, shell)
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30 self.setupUi(self)
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31
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32 self.historyList.addItems(history)
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33 self.historyList.setCurrentRow(self.historyList.count() - 1,
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34 QItemSelectionModel.Clear)
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35 self.historyList.scrollToItem(self.historyList.currentItem())
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36
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37 self.vm = vm
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38 self.shell = shell
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39
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40 @pyqtSlot()
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41 def on_historyList_itemSelectionChanged(self):
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42 """
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43 Private slot to handle a change of the selection.
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44 """
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45 selected = len(self.historyList.selectedItems()) > 0
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46 self.copyButton.setEnabled(selected and \
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47 self.vm.activeWindow() is not None)
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48 self.deleteButton.setEnabled(selected)
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49 self.executeButton.setEnabled(selected)
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50
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51 @pyqtSlot(QListWidgetItem)
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52 def on_historyList_itemDoubleClicked(self, item):
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53 """
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54 Private slot to handle a double click of an item.
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55
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56 @param item reference to the item that was double clicked (QListWidgetItem)
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57 """
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58 self.on_executeButton_clicked()
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59
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60 @pyqtSlot()
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61 def on_deleteButton_clicked(self):
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62 """
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63 Private slot to delete the selected entries from the history.
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64 """
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65 for itm in self.historyList.selectedItems():
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66 ditm = self.historyList.takeItem(self.historyList.row(itm))
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67 del ditm
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68 self.historyList.scrollToItem(self.historyList.currentItem())
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69 self.historyList.setFocus()
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70
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71 @pyqtSlot()
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72 def on_copyButton_clicked(self):
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73 """
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74 Private slot to copy the selected entries to the current editor.
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75 """
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76 aw = self.vm.activeWindow()
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77 if aw is not None:
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78 lines = []
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79 for index in range(self.historyList.count()):
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80 # selectedItems() doesn't seem to preserve the order
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81 itm = self.historyList.item(index)
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82 if itm.isSelected():
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83 lines.append(itm.text())
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84 eol = aw.getLineSeparator()
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85 txt = eol.join(lines) + eol
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86 aw.insert(txt)
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87 self.historyList.setFocus()
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88
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89 @pyqtSlot()
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90 def on_executeButton_clicked(self):
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91 """
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92 Private slot to execute the selected entries in the shell.
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93 """
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94 lines = []
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95 for index in range(self.historyList.count()):
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96 # selectedItems() doesn't seem to preserve the order
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97 itm = self.historyList.item(index)
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98 if itm.isSelected():
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99 lines.append(itm.text())
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100 cmds = os.linesep.join(lines) + os.linesep
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101 self.shell.executeLines(cmds)
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102
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103 # reload the list because shell modified it
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104 self.on_reloadButton_clicked()
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105
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106 @pyqtSlot()
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107 def on_reloadButton_clicked(self):
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108 """
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109 Private slot to reload the history.
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110 """
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111 history = self.shell.getHistory(None)
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112 self.historyList.clear()
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113 self.historyList.addItems(history)
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114 self.historyList.setCurrentRow(self.historyList.count() - 1,
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115 QItemSelectionModel.Clear)
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116 self.historyList.scrollToItem(self.historyList.currentItem())
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117
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118 def getHistory(self):
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119 """
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120 Public method to retrieve the history from the dialog.
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121
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122 @return list of history entries (list of strings)
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123 """
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124 history = []
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125 for index in range(self.historyList.count()):
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126 history.append(self.historyList.item(index).text())
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127 return history

eric ide

mercurial