Python QListWidget.setCurrentRow方法代码示例

# 需要导入模块: from spyderlib.qt.QtGui import QListWidget [as 别名]
# 或者: from spyderlib.qt.QtGui.QListWidget import setCurrentRow [as 别名]

#.........这里部分代码省略.........
            geo = parent.geometry()
            top += geo.top()
            left += geo.left()
            parent = parent.parent()

        # Note: the +1 pixel on the top makes it look better
        self.move(left, top + self.tabs.tabBar().geometry().height() + 1)

    def fix_size(self, content, extra=50):
        """Adjusts the width of the file switcher, based on the content."""
        # Update size of dialog based on longest shortened path
        strings = []
        if content:
            for rich_text in content:
                label = QLabel(rich_text)
                label.setTextFormat(Qt.PlainText)
                strings.append(label.text())
                fm = label.fontMetrics()
            max_width = max([fm.width(s)*1.3 for s in strings])
            self.list.setMinimumWidth(max_width + extra)
            self.set_dialog_position()

    # --- Helper methods: List widget
    def count(self):
        """Gets the item count in the list widget."""
        return self.list.count()

    def current_row(self):
        """Returns the current selected row in the list widget."""
        return self.list.currentRow()

    def set_current_row(self, row):
        """Sets the current selected row in the list widget."""
        return self.list.setCurrentRow(row)

    def select_row(self, steps):
        """Select row in list widget based on a number of steps with direction.

        Steps can be positive (next rows) or negative (previous rows).
        """
        row = self.current_row() + steps
        if 0 <= row < self.count():
            self.set_current_row(row)

    def previous_row(self):
        """Select previous row in list widget."""
        self.select_row(-1)

    def next_row(self):
        """Select next row in list widget."""
        self.select_row(+1)

    # --- Helper methods: Editor
    def get_editor(self, index=None, path=None):
        """Get editor by index or path.
        
        If no path or index specified the current active editor is returned
        """
        if index:
            return self.tabs.widget(index)
        elif path:
            return self.tabs.widget(index)
        else:
            return self.parent().get_current_editor()

    def set_editor_cursor(self, editor, cursor):

# 需要导入模块: from spyderlib.qt.QtGui import QListWidget [as 别名]
# 或者: from spyderlib.qt.QtGui.QListWidget import setCurrentRow [as 别名]
class ConfigDialog(QDialog):
    """Spyder configuration ('Preferences') dialog box"""
    
    # Signals
    check_settings = Signal()
    size_change = Signal(QSize)
    
    def __init__(self, parent=None):
        QDialog.__init__(self, parent)

        self.main = parent

        # Widgets
        self.pages_widget = QStackedWidget()
        self.contents_widget = QListWidget()
        self.button_reset = QPushButton(_('Reset to defaults'))

        bbox = QDialogButtonBox(QDialogButtonBox.Ok | QDialogButtonBox.Apply |
                                QDialogButtonBox.Cancel)
        self.apply_btn = bbox.button(QDialogButtonBox.Apply)

        # Widgets setup
        # Destroying the C++ object right after closing the dialog box,
        # otherwise it may be garbage-collected in another QThread
        # (e.g. the editor's analysis thread in Spyder), thus leading to
        # a segmentation fault on UNIX or an application crash on Windows
        self.setAttribute(Qt.WA_DeleteOnClose)
        self.setWindowTitle(_('Preferences'))
        self.setWindowIcon(ima.icon('configure'))
        self.contents_widget.setMovement(QListView.Static)
        self.contents_widget.setSpacing(1)
        self.contents_widget.setCurrentRow(0)

        # Layout
        hsplitter = QSplitter()
        hsplitter.addWidget(self.contents_widget)
        hsplitter.addWidget(self.pages_widget)

        btnlayout = QHBoxLayout()
        btnlayout.addWidget(self.button_reset)
        btnlayout.addStretch(1)
        btnlayout.addWidget(bbox)

        vlayout = QVBoxLayout()
        vlayout.addWidget(hsplitter)
        vlayout.addLayout(btnlayout)

        self.setLayout(vlayout)

        # Signals and slots
        self.button_reset.clicked.connect(self.main.reset_spyder)
        self.pages_widget.currentChanged.connect(self.current_page_changed)
        self.contents_widget.currentRowChanged.connect(
                                             self.pages_widget.setCurrentIndex)
        bbox.accepted.connect(self.accept)
        bbox.rejected.connect(self.reject)
        bbox.clicked.connect(self.button_clicked)

        # Ensures that the config is present on spyder first run
        CONF.set('main', 'interface_language', load_lang_conf())

    def get_current_index(self):
        """Return current page index"""
        return self.contents_widget.currentRow()
        
    def set_current_index(self, index):
        """Set current page index"""
        self.contents_widget.setCurrentRow(index)
        
    def get_page(self, index=None):
        """Return page widget"""
        if index is None:
            widget = self.pages_widget.currentWidget()
        else:
            widget = self.pages_widget.widget(index)
        return widget.widget()
    
    @Slot()
    def accept(self):
        """Reimplement Qt method"""
        for index in range(self.pages_widget.count()):
            configpage = self.get_page(index)
            if not configpage.is_valid():
                return
            configpage.apply_changes()
        QDialog.accept(self)
        
    def button_clicked(self, button):
        if button is self.apply_btn:
            # Apply button was clicked
            configpage = self.get_page()
            if not configpage.is_valid():
                return
            configpage.apply_changes()
            
    def current_page_changed(self, index):
        widget = self.get_page(index)
        self.apply_btn.setVisible(widget.apply_callback is not None)
        self.apply_btn.setEnabled(widget.is_modified)
        
#.........这里部分代码省略.........

# 需要导入模块: from spyderlib.qt.QtGui import QListWidget [as 别名]
# 或者: from spyderlib.qt.QtGui.QListWidget import setCurrentRow [as 别名]

#.........这里部分代码省略.........
    def synchronize(self):
        """
        Synchronize Spyder's path list with PYTHONPATH environment variable
        Only apply to: current user, on Windows platforms
        """
        answer = QMessageBox.question(self, _("Synchronize"),
            _("This will synchronize Spyder's path list with "
                    "<b>PYTHONPATH</b> environment variable for current user, "
                    "allowing you to run your Python modules outside Spyder "
                    "without having to configure sys.path. "
                    "<br>Do you want to clear contents of PYTHONPATH before "
                    "adding Spyder's path list?"),
            QMessageBox.Yes | QMessageBox.No | QMessageBox.Cancel)
        if answer == QMessageBox.Cancel:
            return
        elif answer == QMessageBox.Yes:
            remove = True
        else:
            remove = False
        from spyderlib.utils.environ import (get_user_env, set_user_env,
                                             listdict2envdict)
        env = get_user_env()
        if remove:
            ppath = self.pathlist+self.ro_pathlist
        else:
            ppath = env.get('PYTHONPATH', [])
            if not isinstance(ppath, list):
                ppath = [ppath]
            ppath = [path for path in ppath
                     if path not in (self.pathlist+self.ro_pathlist)]
            ppath.extend(self.pathlist+self.ro_pathlist)
        env['PYTHONPATH'] = ppath
        set_user_env( listdict2envdict(env), parent=self )
        
    def get_path_list(self):
        """Return path list (does not include the read-only path list)"""
        return self.pathlist
        
    def update_list(self):
        """Update path list"""
        self.listwidget.clear()
        for name in self.pathlist+self.ro_pathlist:
            item = QListWidgetItem(name)
            item.setIcon(get_std_icon('DirClosedIcon'))
            if name in self.ro_pathlist:
                item.setFlags(Qt.NoItemFlags)
            self.listwidget.addItem(item)
        self.refresh()
        
    def refresh(self, row=None):
        """Refresh widget"""
        for widget in self.selection_widgets:
            widget.setEnabled(self.listwidget.currentItem() is not None)
        not_empty = self.listwidget.count() > 0
        if self.sync_button is not None:
            self.sync_button.setEnabled(not_empty)
    
    def move_to(self, absolute=None, relative=None):
        index = self.listwidget.currentRow()
        if absolute is not None:
            if absolute:
                new_index = len(self.pathlist)-1
            else:
                new_index = 0
        else:
            new_index = index + relative        
        new_index = max(0, min(len(self.pathlist)-1, new_index))
        path = self.pathlist.pop(index)
        self.pathlist.insert(new_index, path)
        self.update_list()
        self.listwidget.setCurrentRow(new_index)
        
    def remove_path(self):
        answer = QMessageBox.warning(self, _("Remove path"),
            _("Do you really want to remove selected path?"),
            QMessageBox.Yes | QMessageBox.No)
        if answer == QMessageBox.Yes:
            self.pathlist.pop(self.listwidget.currentRow())
            self.update_list()
    
    def add_path(self):
        self.emit(SIGNAL('redirect_stdio(bool)'), False)
        directory = getexistingdirectory(self, _("Select directory"),
                                         self.last_path)
        self.emit(SIGNAL('redirect_stdio(bool)'), True)
        if directory:
            directory = osp.abspath(directory)
            self.last_path = directory
            if directory in self.pathlist:
                answer = QMessageBox.question(self, _("Add path"),
                    _("This directory is already included in Spyder path "
                            "list.<br>Do you want to move it to the top of "
                            "the list?"),
                    QMessageBox.Yes | QMessageBox.No)
                if answer == QMessageBox.Yes:
                    self.pathlist.remove(directory)
                else:
                    return
            self.pathlist.insert(0, directory)
            self.update_list()

# 需要导入模块: from spyderlib.qt.QtGui import QListWidget [as 别名]
# 或者: from spyderlib.qt.QtGui.QListWidget import setCurrentRow [as 别名]
class ConfigDialog(QDialog):
    """Spyder configuration ('Preferences') dialog box"""
    def __init__(self, parent=None):
        QDialog.__init__(self, parent)
        
        # Destroying the C++ object right after closing the dialog box,
        # otherwise it may be garbage-collected in another QThread
        # (e.g. the editor's analysis thread in Spyder), thus leading to
        # a segmentation fault on UNIX or an application crash on Windows
        self.setAttribute(Qt.WA_DeleteOnClose)

        self.contents_widget = QListWidget()
        self.contents_widget.setMovement(QListView.Static)
        self.contents_widget.setSpacing(1)

        bbox = QDialogButtonBox(QDialogButtonBox.Ok|QDialogButtonBox.Apply
                                |QDialogButtonBox.Cancel)
        self.apply_btn = bbox.button(QDialogButtonBox.Apply)
        self.connect(bbox, SIGNAL("accepted()"), SLOT("accept()"))
        self.connect(bbox, SIGNAL("rejected()"), SLOT("reject()"))
        self.connect(bbox, SIGNAL("clicked(QAbstractButton*)"),
                     self.button_clicked)

        self.pages_widget = QStackedWidget()
        self.connect(self.pages_widget, SIGNAL("currentChanged(int)"),
                     self.current_page_changed)

        self.connect(self.contents_widget, SIGNAL("currentRowChanged(int)"),
                     self.pages_widget.setCurrentIndex)
        self.contents_widget.setCurrentRow(0)

        hsplitter = QSplitter()
        hsplitter.addWidget(self.contents_widget)
        hsplitter.addWidget(self.pages_widget)

        btnlayout = QHBoxLayout()
        btnlayout.addStretch(1)
        btnlayout.addWidget(bbox)

        vlayout = QVBoxLayout()
        vlayout.addWidget(hsplitter)
        vlayout.addLayout(btnlayout)

        self.setLayout(vlayout)

        self.setWindowTitle(_("Preferences"))
        self.setWindowIcon(get_icon("configure.png"))
        
    def get_current_index(self):
        """Return current page index"""
        return self.contents_widget.currentRow()
        
    def set_current_index(self, index):
        """Set current page index"""
        self.contents_widget.setCurrentRow(index)
        
    def get_page(self, index=None):
        """Return page widget"""
        if index is None:
            widget = self.pages_widget.currentWidget()
        else:
            widget = self.pages_widget.widget(index)
        return widget.widget()
        
    def accept(self):
        """Reimplement Qt method"""
        for index in range(self.pages_widget.count()):
            configpage = self.get_page(index)
            if not configpage.is_valid():
                return
            configpage.apply_changes()
        QDialog.accept(self)
        
    def button_clicked(self, button):
        if button is self.apply_btn:
            # Apply button was clicked
            configpage = self.get_page()
            if not configpage.is_valid():
                return
            configpage.apply_changes()
            
    def current_page_changed(self, index):
        widget = self.get_page(index)
        self.apply_btn.setVisible(widget.apply_callback is not None)
        self.apply_btn.setEnabled(widget.is_modified)
        
    def add_page(self, widget):
        self.connect(self, SIGNAL('check_settings()'), widget.check_settings)
        self.connect(widget, SIGNAL('show_this_page()'),
                     lambda row=self.contents_widget.count():
                     self.contents_widget.setCurrentRow(row))
        self.connect(widget, SIGNAL("apply_button_enabled(bool)"),
                     self.apply_btn.setEnabled)
        scrollarea = QScrollArea(self)
        scrollarea.setWidgetResizable(True)
        scrollarea.setWidget(widget)
        self.pages_widget.addWidget(scrollarea)
        item = QListWidgetItem(self.contents_widget)
        item.setIcon(widget.get_icon())
        item.setText(widget.get_name())
#.........这里部分代码省略.........

# 需要导入模块: from spyderlib.qt.QtGui import QListWidget [as 别名]
# 或者: from spyderlib.qt.QtGui.QListWidget import setCurrentRow [as 别名]

#.........这里部分代码省略.........
        lawlistxml = xmldoc.getElementsByTagName('law')
        #i is the number of laws currently in the xml file
        i = 0
        for s in lawlistxml:
            #RATE_LAW_MESSAGE += s.getAttribute('displayName') + "\n"
            RATE_LAW_MESSAGE += s.getAttribute('display') + "\n"
            #displaynamelist[i] = s.getAttribute('displayName')
            #displaylist[i] = s.getAttribute('display')
            displaynamelist.append(s.getAttribute('displayName'))
            #displaylist.append(s.getAttribute('display'))
            infixlist.append(s.getAttribute('infixExpression'))
            desclist.append(s.getAttribute('description'))
            parameterlist = s.getElementsByTagName('listOfParameters')[0]
            #for p in parameterlist    
            parameters = parameterlist.getElementsByTagName('parameter')
            parameterstring = ""
            for param in parameters:
                parametername = param.attributes['name'].value
                parameterdesc = param.attributes['description'].value
                parameterstring = parameterstring + '\t' + parametername + ":" + '\t' + "  " + parameterdesc + "\n"
                #print('\t' + parametername + ":" + '\t' + parameterdesc)
            parameterstringlist.append(parameterstring)    
            i = i + 1
            
        
        QWidget.__init__(self, parent)
        
        self.setWindowTitle("Rate Law Library")
        
        self.output = None
        self.error_output = None
        
        self._last_wdir = None
        self._last_args = None
        self._last_pythonpath = None
        
        self.textlabel = QLabel(RATE_LAW_MESSAGE)        

        self.lawlist = QListWidget()
        self.lawpage = QStackedWidget()
        #Adding displayName items to lawlist
        for j in range(i):
            item = QListWidgetItem(displaynamelist[j])
            self.lawlist.addItem(item)
            self.lawdetailpage = QWidget()
            # Page layout will become its own function
            setup_group = QGroupBox(displaynamelist[j])
            infixmod = infixlist[j].replace("___"," ")
            setup_label = QLabel(infixmod)
            setup_label.setWordWrap(True)
            
            desc_group = QGroupBox("Description")
            desc_label = QLabel(desclist[j])
            desc_label.setWordWrap(True)
            param_label = QLabel(parameterstringlist[j])
            param_label.setWordWrap(True)

        # Warning: do not try to regroup the following QLabel contents with 
        # widgets above -- this string was isolated here in a single QLabel
        # on purpose: to fix Issue 863
            setup_layout = QVBoxLayout()
            setup_layout.addWidget(setup_label)
            setup_group.setLayout(setup_layout)
            
            desc_layout = QVBoxLayout()
            desc_layout.addWidget(desc_label)
            desc_layout.addWidget(param_label)
            desc_group.setLayout(desc_layout)

            vlayout = QVBoxLayout()
            vlayout.addWidget(setup_group)
            vlayout.addWidget(desc_group)
            vlayout.addStretch(1)
            self.lawdetailpage.setLayout(vlayout)
            
            self.lawpage.addWidget(self.lawdetailpage)
        
        #self.connect(self.lawlist, SIGNAL(self.lawlist.currentRowChanged(int)),self.lawpage,SLOT(self.lawpage.setCurrentIndex(int)))
        self.lawlist.currentRowChanged.connect(self.lawpage.setCurrentIndex)            
        '''
        self.lawpage = QWidget()
        '''
        self.lawlist.setCurrentRow(0)
        
        hsplitter = QSplitter()
        hsplitter.addWidget(self.lawlist)
        
        
        
        
        hlayout1 = QHBoxLayout()
        hlayout1.addWidget(self.textlabel)
        hlayout1.addStretch()
        self.lawpage.setLayout(hlayout1)
        
        hsplitter.addWidget(self.lawpage)
        
        layout = QVBoxLayout()
        layout.addWidget(hsplitter)
        self.setLayout(layout)

# 需要导入模块: from spyderlib.qt.QtGui import QListWidget [as 别名]
# 或者: from spyderlib.qt.QtGui.QListWidget import setCurrentRow [as 别名]

#.........这里部分代码省略.........
                    
            for n in range(N):
                nl = n+1
                if (infixmod[j].find('I%s' % nl) > -1):
                    z = QLabel('I%s is present' % nl)
                    param_label.addWidget(z,t,0)
                    inum = inum + 1
                    t = t + 1
            
            """Initialize lists of list of parameter lineedit"""    
            length = len(parameternamelistlist[j])
            for b in range(length):
                p = QLabel("%s :" % parameternamelistlist[j][b])
                param_label.addWidget(p,b+t,0)
                d = QLabel("'%s'" % parameterdesclistlist[j][b])
                param_label.addWidget(d,b+t,1)
            
            g = t + length
            
            Slineeditlist = [0 for x in range(snum)]
            Plineeditlist = [0 for x in range(pnum)]
            Ilineeditlist = [0 for x in range(inum)]
            paramlineeditlist = [0 for x in range(length)]
            
            editcount = 1
            
            """Place lineedit widgets for parameters"""
            for s in range(snum):
                Slineeditlist[s] = QLineEdit()
                param_label.addWidget(Slineeditlist[s],editcount,2)
                editcount = editcount + 1
            
            SLElistlist[j] = Slineeditlist
            
            for s in range(pnum):
                Plineeditlist[s] = QLineEdit()
                param_label.addWidget(Plineeditlist[s],editcount,2)
                editcount = editcount + 1
            
            PLElistlist[j] = Plineeditlist
            
            for s in range(inum):
                Ilineeditlist[s] = QLineEdit()
                param_label.addWidget(Ilineeditlist[s],editcount,2)
                editcount = editcount + 1
               
            ILElistlist[j] = Ilineeditlist   
            
            for s in range(length):
                paramlineeditlist[s] = QLineEdit()
                param_label.addWidget(paramlineeditlist[s],editcount,2)
                editcount = editcount + 1
            
            paramLElistlist[j] = paramlineeditlist
            
            """Necessary lists for editable parameters. Housekeeping essentially."""
            stuff = paramlineeditlist[0].text()            
            numlistlist[j] = [snum, pnum, inum, length]
            charlist = ["S","P","I"]
            
            
            
            buttonlist.append(QPushButton(self))
            buttonlist[j].setText("Insert Rate Law: %s" % displaynamelist[j])
            
            
        # Warning: do not try to regroup the following QLabel contents with 
        # widgets above -- this string was isolated here in a single QLabel
        # on purpose: to fix Issue 863
            """Page formatting"""
            setup_layout = QVBoxLayout()
            setup_layout.addWidget(setup_label)
            setup_group.setLayout(setup_layout)
           
            desc_group.setLayout(param_label)
            
            vlayout = QVBoxLayout()
            vlayout.addWidget(setup_group)
            vlayout.addWidget(desc_group)
            vlayout.addWidget(buttonlist[j])
            vlayout.addStretch(1)
            self.lawdetailpage.setLayout(vlayout)
            self.lawpage.addWidget(self.lawdetailpage)
        
        """Set up button functionality"""
        for k in range(47):
            buttonlist[k].clicked.connect(pressbutton(self, infixmod[k], SLElistlist[k], PLElistlist[k],ILElistlist[k], paramLElistlist[k], parameternamelistlist[k], numlistlist[k], charlist,k))
            
        self.lawlist.currentRowChanged.connect(self.lawpage.setCurrentIndex)
        self.lawlist.setCurrentRow(0)
        
        
        """Set up high-level widget formatting."""
        hsplitter = QSplitter()
        hsplitter.addWidget(self.lawlist)
        hsplitter.addWidget(self.lawpage)
        
        layout = QVBoxLayout()
        layout.addWidget(hsplitter)
        self.setLayout(layout)