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Python QStringListModel.endResetModel方法代碼示例

本文整理匯總了Python中PyQt5.Qt.QStringListModel.endResetModel方法的典型用法代碼示例。如果您正苦於以下問題:Python QStringListModel.endResetModel方法的具體用法?Python QStringListModel.endResetModel怎麽用?Python QStringListModel.endResetModel使用的例子?那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在PyQt5.Qt.QStringListModel的用法示例。


在下文中一共展示了QStringListModel.endResetModel方法的1個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的Python代碼示例。

示例1: FontFamilyDialog

# 需要導入模塊: from PyQt5.Qt import QStringListModel [as 別名]
# 或者: from PyQt5.Qt.QStringListModel import endResetModel [as 別名]

#.........這裏部分代碼省略.........
        self.bb.accepted.connect(self.accept)
        self.bb.rejected.connect(self.reject)
        self.add_fonts_button = afb = self.bb.addButton(_('Add &fonts'),
                self.bb.ActionRole)
        afb.setIcon(QIcon(I('plus.png')))
        afb.clicked.connect(self.add_fonts)
        self.ml = QLabel(_('Choose a font family from the list below:'))
        self.search = QLineEdit(self)
        self.search.setPlaceholderText(_('Search'))
        self.search.returnPressed.connect(self.find)
        self.nb = QToolButton(self)
        self.nb.setIcon(QIcon(I('arrow-down.png')))
        self.nb.setToolTip(_('Find next'))
        self.pb = QToolButton(self)
        self.pb.setIcon(QIcon(I('arrow-up.png')))
        self.pb.setToolTip(_('Find previous'))
        self.nb.clicked.connect(self.find_next)
        self.pb.clicked.connect(self.find_previous)

        l.addWidget(self.ml, 0, 0, 1, 4)
        l.addWidget(self.search, 1, 0, 1, 1)
        l.addWidget(self.nb, 1, 1, 1, 1)
        l.addWidget(self.pb, 1, 2, 1, 1)
        l.addWidget(self.view, 2, 0, 1, 3)
        l.addWidget(self.faces, 1, 3, 2, 1)
        l.addWidget(self.bb, 3, 0, 1, 4)
        l.setAlignment(self.faces, Qt.AlignTop)

        self.resize(800, 600)

    def set_current(self, i):
        self.view.setCurrentIndex(self.m.index(i))

    def keyPressEvent(self, e):
        if e.key() == Qt.Key_Return:
            return
        return QDialog.keyPressEvent(self, e)

    def find(self, backwards=False):
        i = self.view.currentIndex().row()
        if i < 0:
            i = 0
        q = icu_lower(unicode(self.search.text())).strip()
        if not q:
            return
        r = (xrange(i-1, -1, -1) if backwards else xrange(i+1,
            len(self.families)))
        for j in r:
            f = self.families[j]
            if q in icu_lower(f):
                self.set_current(j)
                return

    def find_next(self):
        self.find()

    def find_previous(self):
        self.find(backwards=True)

    def build_font_list(self):
        try:
            self.families = list(self.font_scanner.find_font_families())
        except:
            self.families = []
            print ('WARNING: Could not load fonts')
            import traceback
            traceback.print_exc()
        self.families.insert(0, _('None'))
        self.m.setStringList(self.families)

    def add_fonts(self):
        families = add_fonts(self)
        if not families:
            return
        self.font_scanner.do_scan()
        self.m.beginResetModel()
        self.build_font_list()
        self.m.endResetModel()
        self.view.setCurrentIndex(self.m.index(0))
        if families:
            for i, val in enumerate(self.families):
                if icu_lower(val) == icu_lower(families[0]):
                    self.view.setCurrentIndex(self.m.index(i))
                    break

        info_dialog(self, _('Added fonts'),
                _('Added font families: %s')%(
                    ', '.join(families)), show=True)

    @property
    def font_family(self):
        idx = self.view.currentIndex().row()
        if idx == 0:
            return None
        return self.families[idx]

    def current_changed(self):
        fam = self.font_family
        self.faces.show_family(fam, self.font_scanner.fonts_for_family(fam)
                if fam else None)
開發者ID:MarioJC,項目名稱:calibre,代碼行數:104,代碼來源:font_family_chooser.py


注:本文中的PyQt5.Qt.QStringListModel.endResetModel方法示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台,相關代碼片段篩選自各路編程大神貢獻的開源項目,源碼版權歸原作者所有,傳播和使用請參考對應項目的License;未經允許,請勿轉載。