cola/widgets/recent.py

   1 from PyQt4 import QtGui
   2 from PyQt4 import QtCore
   3 from PyQt4.QtCore import SIGNAL
   4
   5 import cola
   6 from cola import gitcmds
   7 from cola import qtutils
   8 from cola import signals
   9 from cola.widgets import defs
  10 from cola.widgets.browse import GitTreeWidget
  11 from cola.widgets.browse import GitFileTreeModel
  12 from cola.views import standard
  13
  14
  15 def browse_recent():
  16     parent = qtutils.active_window()
  17     dialog = RecentFileDialog(parent)
  18     dialog.resize(parent.width(), min(parent.height(), 420))
  19     dialog.show()
  20
  21
  22 class UpdateFileListThread(QtCore.QThread):
  23     def __init__(self):
  24         QtCore.QThread.__init__(self)
  25         self.count = 0
  26
  27     def run(self):
  28         ref = 'HEAD~%d' % self.count
  29         filenames = gitcmds.diff_index_filenames(ref)
  30         self.emit(SIGNAL('filenames'), filenames)
  31
  32
  33 class RecentFileDialog(standard.Dialog):
  34     def __init__(self, parent):
  35         standard.Dialog.__init__(self, parent)
  36         self.setWindowTitle(self.tr('Recently Modified Files'))
  37         self.setWindowModality(QtCore.Qt.WindowModal)
  38
  39         self.update_thread = UpdateFileListThread()
  40
  41         self.count = QtGui.QSpinBox()
  42         self.count.setMinimum(0)
  43         self.count.setMaximum(10000)
  44         self.count.setValue(0)
  45         self.count.setSuffix(self.tr(' commits ago'))
  46
  47         self.count_label = QtGui.QLabel()
  48         self.count_label.setText(self.tr('Showing changes since'))
  49
  50         self.refresh_button = QtGui.QPushButton()
  51         self.refresh_button.setText('Refresh')
  52         self.refresh_button.setIcon(qtutils.reload_icon())
  53         self.refresh_button.setEnabled(False)
  54
  55         self.tree = GitTreeWidget(None, parent=self)
  56         self.tree_model = GitFileTreeModel(self)
  57         self.tree.setModel(self.tree_model)
  58
  59         self.expand_button = QtGui.QPushButton()
  60         self.expand_button.setText('Expand')
  61         self.expand_button.setIcon(qtutils.open_icon())
  62
  63         self.collapse_button = QtGui.QPushButton()
  64         self.collapse_button.setText('Collapse')
  65         self.collapse_button.setIcon(qtutils.dir_close_icon())
  66
  67         self.edit_button = QtGui.QPushButton()
  68         self.edit_button.setText('Edit')
  69         self.edit_button.setIcon(qtutils.apply_icon())
  70         self.edit_button.setDefault(True)
  71         self.edit_button.setEnabled(False)
  72
  73         self.close_button = QtGui.QPushButton()
  74         self.close_button.setText('Close')
  75
  76         toplayout = QtGui.QHBoxLayout()
  77         toplayout.setMargin(0)
  78         toplayout.setSpacing(defs.spacing)
  79         toplayout.addWidget(self.count_label)
  80         toplayout.addWidget(self.count)
  81         toplayout.addStretch()
  82         toplayout.addWidget(self.refresh_button)
  83
  84         btnlayout = QtGui.QHBoxLayout()
  85         btnlayout.setMargin(0)
  86         btnlayout.setSpacing(defs.spacing)
  87         btnlayout.addWidget(self.expand_button)
  88         btnlayout.addWidget(self.collapse_button)
  89         btnlayout.addStretch()
  90         btnlayout.addWidget(self.edit_button)
  91         btnlayout.addWidget(self.close_button)
  92
  93         layout = QtGui.QVBoxLayout()
  94         layout.setMargin(defs.margin)
  95         layout.setSpacing(defs.spacing)
  96         layout.addLayout(toplayout)
  97         layout.addWidget(self.tree)
  98         layout.addLayout(btnlayout)
  99         self.setLayout(layout)
 100
 101         self.connect(self.tree, SIGNAL('selectionChanged()'),
 102                      self.selection_changed)
 103
 104         self.connect(self.tree, SIGNAL('path_chosen'), self.edit_file)
 105
 106         self.connect(self.count, SIGNAL('valueChanged(int)'),
 107                      self.count_changed)
 108
 109         self.connect(self.count, SIGNAL('editingFinished()'), self.refresh)
 110
 111         self.connect(self.refresh_button, SIGNAL('clicked()'), self.refresh)
 112
 113         self.connect(self.update_thread, SIGNAL('filenames'),
 114                      self.set_filenames)
 115
 116         self.connect(self.expand_button, SIGNAL('clicked()'),
 117                      self.tree.expandAll)
 118
 119         self.connect(self.collapse_button, SIGNAL('clicked()'),
 120                      self.tree.collapseAll)
 121
 122         self.connect(self.close_button, SIGNAL('clicked()'), self.accept)
 123         self.connect(self.edit_button, SIGNAL('clicked()'), self.edit_selected)
 124
 125         qtutils.add_action(self, 'Refresh', self.refresh, 'Ctrl+R')
 126
 127         self.update_thread.count = 0
 128         self.update_thread.start()
 129
 130     def edit_selected(self):
 131         filenames = self.tree.selected_files()
 132         if not filenames:
 133             return
 134         self.edit_files(filenames)
 135
 136     def edit_files(self, filenames):
 137         cola.notifier().broadcast(signals.edit, filenames)
 138
 139     def edit_file(self, filename):
 140         self.edit_files([filename])
 141
 142     def refresh(self):
 143         self.refresh_button.setEnabled(False)
 144         self.count.setEnabled(False)
 145         self.tree_model.clear()
 146         self.tree.setEnabled(False)
 147
 148         self.update_thread.count = self.count.value()
 149         self.update_thread.start()
 150
 151     def count_changed(self, value):
 152         self.refresh_button.setEnabled(True)
 153
 154     def selection_changed(self):
 155         """Update actions based on the current selection"""
 156         filenames = self.tree.selected_files()
 157         self.edit_button.setEnabled(bool(filenames))
 158
 159     def set_filenames(self, filenames):
 160         self.count.setEnabled(True)
 161         self.tree.setEnabled(True)
 162         self.tree_model.clear()
 163         self.tree_model.add_files(filenames)
 164         self.tree.expandAll()
 165         self.tree.setFocus(True)