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#!/usr/bin/env python
#
# 2005-02-12 initial version hp
import os
import pickle
from qt import *
from dirview import Directory, DirectoryView
bookmarks = [
"22 14 8 1",
"# c #000080",
"a c #585858",
"b c #000000",
"c c #ffffff",
"d c #ffffff",
"e c #ffffff",
"f c #000000",
". c None",
"...bb.................",
"..bacb....bbb.........",
"..badcb.bbccbab.......",
"..bacccbadccbab.......",
"..baecdbcccdbab.......",
"..bacccbacccbab.......",
"..badcdbcecdfab.......",
"..bacecbacccbab.......",
"..baccdbcccdbab.......",
"...badcbacdbbab.......",
"....bacbcbbccab.......",
".....babbaaaaab.......",
".....bbabbbbbbb.......",
"......bb.............."
]
home = [
"16 15 4 1",
"# c #000000",
"a c #ffffff",
"b c #c0c0c0",
". c None",
".......##.......",
"..#...####......",
"..#..#aabb#.....",
"..#.#aaaabb#....",
"..##aaaaaabb#...",
"..#aaaaaaaabb#..",
".#aaaaaaaaabbb#.",
"###aaaaaaaabb###",
"..#aaaaaaaabb#..",
"..#aaa###aabb#..",
"..#aaa#.#aabb#..",
"..#aaa#.#aabb#..",
"..#aaa#.#aabb#..",
"..#aaa#.#aabb#..",
"..#####.######.."
]
class PixmapView(QScrollView):
def __init__(self, parent):
QScrollView.__init__(self, parent)
self.pixmap = None
self.viewport().setBackgroundMode(self.PaletteBase)
def setPixmap(self, pix):
self.pixmap = pix
self.resizeContents(pix.size().width(), pix.size().height())
self.viewport().repaint(False)
def drawContents(self, p, cx, cy, cw, ch):
p.fillRect(cx, cy, cw, ch, self.colorGroup().brush(QColorGroup.Base))
p.drawPixmap(0, 0, self.pixmap)
class Preview(QWidgetStack):
def __init__(self, parent):
QWidgetStack.__init__(self, parent)
self.normalText = QMultiLineEdit(self)
self.normalText.setReadOnly(True)
self.html = QTextView(self)
self.pixmap = PixmapView(self)
self.raiseWidget(self.normalText)
def showPreview(self, url, size):
if url.isLocalFile():
path = url.path()
fi = QFileInfo(path)
if fi.isFile() and fi.size() > size * 1000:
self.normalText.setText(
"The File\n%s\nis too large, so I don't show it!" % path)
self.raiseWidget(self.normalText)
return
pix = QPixmap(path)
if pix.isNull():
if fi.isFile():
err = False
try:
text = open(path.latin1(), "r").read()
except IOError, msg:
text = QString(str(msg))
err = True
if not err and fi.extension().lower().contains("htm"):
url = self.html.mimeSourceFactory().makeAbsolute(
path, self.html.context())
self.html.setText(text, url)
self.raiseWidget(self.html)
return
else:
self.normalText.setText(text)
self.raiseWidget(self.normalText)
return
else:
self.normalText.setText("")
self.raiseWidget(self.normalText)
else:
self.pixmap.setPixmap(pix)
self.raiseWidget(self.pixmap)
else:
self.normalText.setText("I only show local files!")
self.raiseWidget(self.normalText)
# We can't instantiate QFilePreview directly because it is abstract. Note that
# the previewUrl() abstract is patched in later to work around the fact that
# you can't multiply inherit from more than one wrapped class.
class FilePreview(QFilePreview):
pass
class PreviewWidget(QVBox):
def __init__(self, parent):
QVBox.__init__(self, parent)
self.setSpacing( 5 )
self.setMargin( 5 )
row = QHBox(self)
row.setSpacing(5)
QLabel("Only show files smaller than: ", row)
self.sizeSpinBox = QSpinBox(1, 10000, 1, row)
self.sizeSpinBox.setSuffix(" KB")
self.sizeSpinBox.setValue(128)
row.setFixedHeight(10 + self.sizeSpinBox.sizeHint().height())
self.__preview = Preview(self)
# workaround sip inability of multiple inheritance
# create a local QFilePreview instance and redirect
# the method, which is called on preview, to us
self.preview = FilePreview()
self.preview.previewUrl = self.previewUrl
def previewUrl(self, url):
self.__preview.showPreview(url, self.sizeSpinBox.value())
class CustomFileDialog(QFileDialog):
def __init__(self, preview = False):
QFileDialog.__init__(self, None, None, True)
self.bookmarkFile = ".pybookmarks"
self.bookmarkList = []
if os.path.exists(self.bookmarkFile):
try:
self.bookmarkList = pickle.loads(open(self.bookmarkFile, "rb").read())
except IOError, msg:
print msg
self.setDir("/")
self.dirView = DirectoryView(self, None, True)
self.dirView.addColumn("")
self.dirView.header().hide()
root = Directory(self.dirView, "/")
root.setOpen(True)
self.dirView.setFixedWidth(200)
self.addLeftWidget(self.dirView)
p = QPushButton(self)
p.setPixmap(QPixmap(bookmarks))
QToolTip.add(p, "Bookmarks")
self.bookmarkMenu = QPopupMenu(self)
self.connect(self.bookmarkMenu, SIGNAL("activated(int)"),
self.bookmarkChosen)
self.addId = self.bookmarkMenu.insertItem("Add bookmark")
self.bookmarkMenu.insertSeparator()
for l in self.bookmarkList:
self.bookmarkMenu.insertItem(l)
p.setPopup(self.bookmarkMenu)
self.addToolButton(p, True)
self.connect(self.dirView, PYSIGNAL("folderSelected(const QString &)"),
self.setDir2)
self.connect(self, SIGNAL("dirEntered(const QString &)"),
self.dirView.setDir)
b = QToolButton(self)
QToolTip.add(b, "Go Home!")
b.setPixmap(QPixmap(home))
self.connect(b, SIGNAL("clicked()"), self.goHome)
self.addToolButton(b)
if preview:
self.setContentsPreviewEnabled(True)
pw = PreviewWidget(self)
self.setContentsPreview(pw, pw.preview)
self.setViewMode(QFileDialog.List)
self.setPreviewMode(QFileDialog.Contents)
w = self.width()
h = self.height()
if preview:
self.resize(w + w / 2, h + h / 3)
else:
self.resize(w + w / 3, h + h / 4)
def done(self, r):
if self.bookmarkList:
try:
open(self.bookmarkFile, "wb").write(pickle.dumps(self.bookmarkList))
except IOError, msg:
print msg
return QFileDialog.done(self, r)
def showEvent(self, e):
QFileDialog.showEvent(self, e)
self.dirView.setDir(self.dirPath())
def setDir2(self, path):
self.blockSignals(True)
self.setDir(path)
self.blockSignals(False)
def bookmarkChosen(self, i):
if i == self.addId:
# keep bookmarks pythonic
dp = self.dirPath().latin1()
if dp not in self.bookmarkList:
self.bookmarkList.append(dp)
self.bookmarkMenu.insertItem(dp)
else:
self.setDir(self.bookmarkMenu.text(i))
def goHome(self):
if os.getenv("HOME"):
self.setDir(os.getenv("HOME"))
else:
self.setDir("/")
if __name__ == '__main__':
import sys
import getopt
def usage(msg = None):
if msg:
print >> sys.stderr, msg
print >> sys.stderr, """\
usage: qdir [--any | --dir | --custom] [--preview] [--default f] {--filter f} [caption ...]
--any Get any filename, need not exist.
--dir Return a directory rather than a file.
--custom Opens a customized QFileDialog with
dir browser, bookmark menu, etc.
--preview Show a preview widget.
--default f Start from directory/file f.
--filter f eg. '*.gif' '*.bmp'
caption ... Caption for dialog.
"""
sys.exit(1)
def main():
options = ["help", "any", "dir", "custom", "preview", "default=", "filter="]
mode = QFileDialog.ExistingFile
preview = False
custom = False
start = None
filter = QString.null
app = QApplication(sys.argv)
try:
optlist, args = getopt.getopt(sys.argv[1:], "h", options)
except getopt.error, msg:
usage(msg)
for opt, par in optlist:
if opt in ("-h", "--help"):
usage()
elif opt == "--any":
mode = QFileDialog.AnyFile
elif opt == "--dir":
mode = QFileDialog.Directory
elif opt == "--default":
start = par
elif opt == "--filter":
filter = par
elif opt == "--preview":
preview = True
elif opt == "--custom":
custom = True
if args:
caption = " ".join(args)
elif mode == QFileDialog.Directory:
caption = "Choose directory..."
else:
caption = "Choose file..."
if not start:
start = QDir.currentDirPath()
if not custom:
fd = QFileDialog(QString.null, filter, None, None, True)
fd.setMode(mode)
if preview:
fd.setContentsPreviewEnabled(True)
pw = PreviewWidget(fd)
fd.setContentsPreview(pw, pw.preview)
fd.setViewMode(QFileDialog.List)
fd.setPreviewMode(QFileDialog.Contents)
w = fd.width()
h = fd.height()
fd.resize(w + w / 3, h + h / 4)
fd.setCaption(caption)
fd.setSelection(start)
if fd.exec_loop() == QDialog.Accepted:
print "%s\n" % fd.selectedFile().latin1()
return 0
else:
return 1
else:
fd = CustomFileDialog(preview)
fd.exec_loop()
return 1
sys.exit(main())
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