<code python>
#!/usr/bin/env python

from PyQt4 import QtCore, QtGui
import sys

class MainWin (QtGui.QMainWindow):
    def __init__ (self, parent=None):
        QtGui.QMainWindow.__init__ (self, parent)

        fileMenu = self.menuBar().addMenu ("&File")

        toolbar = self.addToolBar ("tools")
        toolbar.setMovable (True)
        toolbar.setIconSize (QtCore.QSize (16, 16))

        self.setStatusBar (QtGui.QStatusBar ())
        
        act = QtGui.QAction ("&Open", self)
        act.setIcon (QtGui.QIcon ("icons/green_page.xpm"))
        act.setToolTip ("Open file")
        act.setStatusTip ("Otevri nejaky soubor")
        self.connect (act, QtCore.SIGNAL ("triggered()"), fileOpen)
        fileMenu.addAction (act)
        toolbar.addAction (act)

        tv = QtGui.QTreeWidget ()
        self.setCentralWidget (tv)

        ti = QtGui.QTreeWidgetItem (tv)
        ti.setText (0, "first item")

        ti = QtGui.QTreeWidgetItem (tv)
        ti.setText (0, "second item")
        
        ti2 = QtGui.QTreeWidgetItem (ti)
        ti2.setText (0, "third item")
        ti2.setToolTip (0, "third item")
        ti2.setIcon (0, QtGui.QIcon ("icons/yellow_box.xpm"))
        
        self.connect (tv,
                      QtCore.SIGNAL("itemClicked (QTreeWidgetItem *, int)"),
                      itemClicked)
    
def fileOpen () :
    fileName = QtGui.QFileDialog.getOpenFileName (win, "Open File", ":zn")

def itemClicked (tree_node, column) :
    fileName = QtGui.QFileDialog.getOpenFileName (win, "Open Icon File", ":zn")
    tree_node.setIcon (0, QtGui.QIcon (fileName))

def start () :
    app = QtGui.QApplication (sys.argv)
    global win
    win = MainWin ()
    win.show ()
    app.exec_ ()


start ()
</code>

<code python>
#!/usr/bin/env python

from PyQt4 import QtCore, QtGui
import sys
import rpm

class MainWin (QtGui.QMainWindow):
    def __init__ (self, parent=None):
        QtGui.QMainWindow.__init__ (self, parent)

        fileMenu = self.menuBar().addMenu ("&File")

        toolbar = self.addToolBar ("tools")
        toolbar.setMovable (True)
        toolbar.setIconSize (QtCore.QSize (16, 16))

        self.setStatusBar (QtGui.QStatusBar ())
        
        act = QtGui.QAction ("&Open", self)
        act.setIcon (QtGui.QIcon ("icons/green_page.xpm"))
        act.setToolTip ("Open file")
        act.setStatusTip ("Otevri nejaky soubor")
        self.connect (act, QtCore.SIGNAL ("triggered()"), fileOpen)
        fileMenu.addAction (act)
        toolbar.addAction (act)

        global tv
        tv = QtGui.QTreeWidget ()
        tv.setColumnCount (4)
        self.setCentralWidget (tv)

        ti = QtGui.QTreeWidgetItem (tv)
        ti.setText (0, "first item")

        ti = QtGui.QTreeWidgetItem (tv)
        ti.setText (0, "second item")
        
        ti2 = QtGui.QTreeWidgetItem (ti)
        ti2.setText (0, "third item")
        ti2.setToolTip (0, "third item")
        ti2.setIcon (0, QtGui.QIcon ("icons/yellow_box.xpm"))

        self.connect (tv,
                      QtCore.SIGNAL("itemClicked (QTreeWidgetItem *, int)"),
                      itemClicked)
    
def fileOpen () :
    # fileName = QtGui.QFileDialog.getOpenFileName (win, "Open File", ":zn")
    packages ()

def itemClicked (tree_node, column) :
    fileName = QtGui.QFileDialog.getOpenFileName (win, "Open Icon File", ":zn")
    tree_node.setIcon (column, QtGui.QIcon (fileName))

def packages () :
    ts = rpm.TransactionSet ()
    mi = ts.dbMatch()
    # mi = ts.dbMatch('name', 'gcc')
    for h in mi :
        name = "%s-%s-%s" % (h['name'], h['version'], h['release'])
        ti = QtGui.QTreeWidgetItem (tv)
        ti.setText (0, name)
      
def start () :
    app = QtGui.QApplication (sys.argv)
    global win
    win = MainWin ()
    win.show ()
    app.exec_ ()


start ()
</code>

<code python>
#!/usr/bin/env python

from PyQt4 import QtCore, QtGui
import sys
import rpm

class MainWin (QtGui.QMainWindow):
    def __init__ (self, parent=None):
        QtGui.QMainWindow.__init__ (self, parent)

        fileMenu = self.menuBar().addMenu ("&File")

        toolbar = self.addToolBar ("tools")
        toolbar.setMovable (True)
        toolbar.setIconSize (QtCore.QSize (16, 16))

        self.setStatusBar (QtGui.QStatusBar ())
        
        act = QtGui.QAction ("&Open", self)
        act.setIcon (QtGui.QIcon ("icons/green_page.xpm"))
        act.setToolTip ("Open file")
        act.setStatusTip ("Otevri nejaky soubor")
        self.connect (act, QtCore.SIGNAL ("triggered()"), fileOpen)
        fileMenu.addAction (act)
        toolbar.addAction (act)

        global tv
        tv = QtGui.QTreeWidget ()
        tv.setColumnCount (4)
        self.setCentralWidget (tv)

        ti = QtGui.QTreeWidgetItem (tv)
        ti.setText (0, "first item")

        ti = QtGui.QTreeWidgetItem (tv)
        ti.setText (0, "second item")
        
        ti2 = QtGui.QTreeWidgetItem (ti)
        ti2.setText (0, "third item")
        ti2.setToolTip (0, "third item")
        ti2.setIcon (0, QtGui.QIcon ("icons/yellow_box.xpm"))

        self.connect (tv,
                      QtCore.SIGNAL("itemClicked (QTreeWidgetItem *, int)"),
                      itemClicked)
    
def fileOpen () :
    # fileName = QtGui.QFileDialog.getOpenFileName (win, "Open File", ":zn")
    packages ()

def itemClicked (tree_node, column) :
    fileName = QtGui.QFileDialog.getOpenFileName (win, "Open Icon File", ":zn")
    tree_node.setIcon (column, QtGui.QIcon (fileName))

def packages () :
    ts = rpm.TransactionSet ()
    mi = ts.dbMatch()
    mi = ts.dbMatch('name', 'gcc')
    for h in mi :
        name = "%s-%s-%s" % (h['name'], h['version'], h['release'])
        ti = QtGui.QTreeWidgetItem (tv)
        ti.setText (0, name)
        
        file_names = h['filenames']
        file_sizes = h['filesizes']
        file_mtimes = h['filemtimes']
        file_md5s = h['filemd5s']
        count = len (file_names)
        inx = 0
        while inx < count :
            fileName = file_names [inx]
            ti2 = QtGui.QTreeWidgetItem (ti)
            ti2.setText (0, fileName)
            ti2.setText (1, str (file_sizes [inx]))
            ti2.setText (2, str (file_mtimes [inx]))
            ti2.setText (3, str (file_md5s [inx]))
            inx = inx + 1
      
def start () :
    app = QtGui.QApplication (sys.argv)
    global win
    win = MainWin ()
    win.show ()
    app.exec_ ()


start ()
</code>