cola/widgets/recent.py

   1 from PyQt4 import QtGui
   2 from PyQt4 import QtCore
   3 from PyQt4.QtCore import Qt
   4 from PyQt4.QtCore import SIGNAL
   5
   6 from cola import cmds
   7 from cola import gitcmds
   8 from cola import qtutils
   9 from cola.i18n import N_
  10 from cola.widgets import defs
  11 from cola.widgets import standard
  12 from cola.widgets.browse import GitTreeWidget
  13 from cola.widgets.browse import GitFileTreeModel
  14
  15
  16 def browse_recent_files():
  17     parent = qtutils.active_window()
  18     dialog = RecentFileDialog(parent)
  19     dialog.resize(parent.width(), min(parent.height(), 420))
  20     dialog.show()
  21
  22
  23 class UpdateFileListThread(QtCore.QThread):
  24     def __init__(self, count):
  25         QtCore.QThread.__init__(self)
  26         self.count = count
  27
  28     def run(self):
  29         ref = 'HEAD~%d' % self.count
  30         filenames = gitcmds.diff_index_filenames(ref)
  31         self.emit(SIGNAL('filenames'), filenames)
  32
  33
  34 class RecentFileDialog(standard.Dialog):
  35     def __init__(self, parent):
  36         standard.Dialog.__init__(self, parent)
  37         self.setWindowTitle(N_('Recently Modified Files'))
  38         self.setWindowModality(Qt.WindowModal)
  39
  40         count = 8
  41         self.update_thread = UpdateFileListThread(count)
  42
  43         self.count = QtGui.QSpinBox()
  44         self.count.setMinimum(0)
  45         self.count.setMaximum(10000)
  46         self.count.setValue(count)
  47         self.count.setSuffix(N_(' commits ago'))
  48
  49         self.count_label = QtGui.QLabel()
  50         self.count_label.setText(N_('Showing changes since'))
  51
  52         self.refresh_button = QtGui.QPushButton()
  53         self.refresh_button.setText(N_('Refresh'))
  54         self.refresh_button.setIcon(qtutils.reload_icon())
  55         self.refresh_button.setEnabled(False)
  56
  57         self.tree = GitTreeWidget(parent=self)
  58         self.tree_model = GitFileTreeModel(self)
  59         self.tree.setModel(self.tree_model)
  60
  61         self.expand_button = QtGui.QPushButton()
  62         self.expand_button.setText(N_('Expand'))
  63         self.expand_button.setIcon(qtutils.open_icon())
  64
  65         self.collapse_button = QtGui.QPushButton()
  66         self.collapse_button.setText(N_('Collapse'))
  67         self.collapse_button.setIcon(qtutils.dir_close_icon())
  68
  69         self.edit_button = QtGui.QPushButton()
  70         self.edit_button.setText(N_('Edit'))
  71         self.edit_button.setIcon(qtutils.apply_icon())
  72         self.edit_button.setDefault(True)
  73         self.edit_button.setEnabled(False)
  74
  75         self.close_button = QtGui.QPushButton()
  76         self.close_button.setText(N_('Close'))
  77
  78         toplayout = QtGui.QHBoxLayout()
  79         toplayout.setMargin(0)
  80         toplayout.setSpacing(defs.spacing)
  81         toplayout.addWidget(self.count_label)
  82         toplayout.addWidget(self.count)
  83         toplayout.addStretch()
  84         toplayout.addWidget(self.refresh_button)
  85
  86         btnlayout = QtGui.QHBoxLayout()
  87         btnlayout.setMargin(0)
  88         btnlayout.setSpacing(defs.spacing)
  89         btnlayout.addWidget(self.expand_button)
  90         btnlayout.addWidget(self.collapse_button)
  91         btnlayout.addStretch()
  92         btnlayout.addWidget(self.edit_button)
  93         btnlayout.addWidget(self.close_button)
  94
  95         layout = QtGui.QVBoxLayout()
  96         layout.setMargin(defs.margin)
  97         layout.setSpacing(defs.spacing)
  98         layout.addLayout(toplayout)
  99         layout.addWidget(self.tree)
 100         layout.addLayout(btnlayout)
 101         self.setLayout(layout)
 102
 103         self.connect(self.tree, SIGNAL('selectionChanged()'),
 104                      self.selection_changed)
 105
 106         self.connect(self.tree, SIGNAL('path_chosen'), self.edit_file)
 107
 108         self.connect(self.count, SIGNAL('valueChanged(int)'),
 109                      self.count_changed)
 110
 111         self.connect(self.count, SIGNAL('editingFinished()'), self.refresh)
 112
 113         self.connect(self.update_thread, SIGNAL('filenames'),
 114                      self.set_filenames)
 115
 116         qtutils.connect_button(self.refresh_button, self.refresh)
 117         qtutils.connect_button(self.expand_button, self.tree.expandAll)
 118         qtutils.connect_button(self.collapse_button, self.tree.collapseAll)
 119         qtutils.connect_button(self.close_button, self.accept)
 120         qtutils.connect_button(self.edit_button, self.edit_selected)
 121
 122         qtutils.add_action(self, N_('Refresh'), self.refresh, 'Ctrl+R')
 123
 124         self.update_thread.start()
 125
 126     def edit_selected(self):
 127         filenames = self.tree.selected_files()
 128         if not filenames:
 129             return
 130         self.edit_files(filenames)
 131
 132     def edit_files(self, filenames):
 133         cmds.do(cmds.Edit, filenames)
 134
 135     def edit_file(self, filename):
 136         self.edit_files([filename])
 137
 138     def refresh(self):
 139         self.refresh_button.setEnabled(False)
 140         self.count.setEnabled(False)
 141         self.tree_model.clear()
 142         self.tree.setEnabled(False)
 143
 144         self.update_thread.count = self.count.value()
 145         self.update_thread.start()
 146
 147     def count_changed(self, value):
 148         self.refresh_button.setEnabled(True)
 149
 150     def selection_changed(self):
 151         """Update actions based on the current selection"""
 152         filenames = self.tree.selected_files()
 153         self.edit_button.setEnabled(bool(filenames))
 154
 155     def set_filenames(self, filenames):
 156         self.count.setEnabled(True)
 157         self.tree.setEnabled(True)
 158         self.tree_model.clear()
 159         self.tree_model.add_files(filenames)
 160         self.tree.expandAll()
 161         self.tree.select_first_file()
 162         self.tree.setFocus()