py/qtutils.py

   1 from PyQt4 import QtGui
   2 from PyQt4.QtGui import QClipboard
   3 from PyQt4.QtGui import QIcon
   4 from PyQt4.QtGui import QListWidgetItem
   5 from PyQt4.QtGui import QMessageBox
   6 from PyQt4.QtGui import QPixmap
   7 from views import GitCommandDialog
   8
   9 def create_listwidget_item (text, filename):
  10         icon = QIcon (QPixmap (filename))
  11         item = QListWidgetItem()
  12         item.setIcon (icon)
  13         item.setText (text)
  14         return item
  15
  16 def information (parent, title, message):
  17         '''Launches a QMessageBox information with the
  18         provided title and message.'''
  19         QMessageBox.information(parent, title, message)
  20
  21 def get_selected_row (list_widget):
  22         '''Returns a (row_number, is_selected) tuple for a QListWidget.'''
  23         row = list_widget.currentRow()
  24         item = list_widget.item (row)
  25         selected = item is not None and item.isSelected()
  26         return (row, selected)
  27
  28 def get_selection_from_list (list_widget, items):
  29         '''Returns an array of model items that correspond to
  30         the selected QListWidget indices.'''
  31         selected = []
  32         for idx in range (list_widget.count()):
  33                 item = list_widget.item (idx)
  34                 if item.isSelected():
  35                         selected.append (items[idx])
  36         return selected
  37
  38 def qapp (): return QtGui.qApp
  39
  40 def question (parent, title, message, default=True):
  41         '''Launches a QMessageBox question with the provided title and message.
  42         Passing "default=False" will make "No" the default choice.'''
  43         yes = QMessageBox.Yes
  44         no = QMessageBox.No
  45         buttons = yes | no
  46
  47         if default:
  48                 default = yes
  49         else:
  50                 default = no
  51
  52         result = QMessageBox.question (parent,
  53                         title, message, buttons, default)
  54         return result == QMessageBox.Yes
  55
  56 def set_clipboard (text):
  57         qapp().clipboard().setText (text, QClipboard.Clipboard)
  58         qapp().clipboard().setText (text, QClipboard.Selection)
  59
  60 def show_command (parent, output):
  61         if not output: return
  62         dialog = GitCommandDialog (parent, output=output)
  63         dialog.show()
  64         dialog.exec_()