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# Copyright (c) 2009-2010 LOGILAB S.A. (Paris, FRANCE).
# http://www.logilab.fr/ -- mailto:contact@logilab.fr
#
# This program is free software; you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free Software
# Foundation; either version 2 of the License, or (at your option) any later
# version.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along with
# this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
from __future__ import absolute_import
from .qtcore import (
QModelIndex,
Qt,
pyqtSignal,
pyqtSlot,
)
from .qtgui import (
QAbstractItemView,
QTreeView,
)
from ..util import hglib
from . import qtlib
class HgFileListView(QTreeView):
"""Display files and statuses between two revisions or patch"""
fileSelected = pyqtSignal(str, str)
clearDisplay = pyqtSignal()
def __init__(self, parent):
QTreeView.__init__(self, parent)
self.setHeaderHidden(True)
self.setDragDropMode(QAbstractItemView.DragOnly)
self.setSelectionMode(QAbstractItemView.ExtendedSelection)
self.setRootIsDecorated(False)
self.setTextElideMode(Qt.ElideLeft)
# give consistent height and enable optimization
self.setIconSize(qtlib.smallIconSize())
self.setUniformRowHeights(True)
def setModel(self, model):
QTreeView.setModel(self, model)
model.layoutChanged.connect(self._onLayoutChanged)
model.revLoaded.connect(self._onRevLoaded)
self.selectionModel().currentRowChanged.connect(self._emitFileChanged)
def currentFile(self):
index = self.currentIndex()
return hglib.fromunicode(self.model().filePath(index))
def setCurrentFile(self, path):
model = self.model()
model.fetchMore(QModelIndex()) # make sure path is populated
self.setCurrentIndex(model.indexFromPath(hglib.tounicode(path)))
def getSelectedFiles(self):
model = self.model()
return [hglib.fromunicode(model.filePath(index))
for index in self.selectedRows()]
def _initCurrentIndex(self):
m = self.model()
if m.rowCount() > 0:
self.setCurrentIndex(m.index(0, 0))
else:
self.clearDisplay.emit()
@pyqtSlot()
def _onLayoutChanged(self):
index = self.currentIndex()
if index.isValid():
self.scrollTo(index)
return
self._initCurrentIndex()
@pyqtSlot()
def _onRevLoaded(self):
index = self.currentIndex()
if index.isValid():
# redisplay previous row
self._emitFileChanged()
else:
self._initCurrentIndex()
@pyqtSlot()
def _emitFileChanged(self):
index = self.currentIndex()
m = self.model()
if index.isValid():
# TODO: delete status from fileSelected because it isn't primitive
# pseudo directory node has no status
st = m.fileStatus(index) or ''
self.fileSelected.emit(m.filePath(index), st)
else:
self.clearDisplay.emit()
def selectedRows(self):
return self.selectionModel().selectedRows()
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