本文整理汇总了Python中qtpy.QtWidgets.QGridLayout.rowCount方法的典型用法代码示例。如果您正苦于以下问题：Python QGridLayout.rowCount方法的具体用法？Python QGridLayout.rowCount怎么用？Python QGridLayout.rowCount使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类qtpy.QtWidgets.QGridLayout的用法示例。
在下文中一共展示了QGridLayout.rowCount方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: ThumbnailScrollBar
# 需要导入模块: from qtpy.QtWidgets import QGridLayout [as 别名]
# 或者: from qtpy.QtWidgets.QGridLayout import rowCount [as 别名]
#.........这里部分代码省略.........
fname, fext = getsavefilename(
parent=self.parent(), caption='Save Figure',
basedir=figname, filters=ffilt,
selectedfilter='', options=None)
self.redirect_stdio.emit(True)
if fname:
save_figure_tofile(fig, fmt, fname)
# ---- Thumbails Handlers
def add_thumbnail(self, fig, fmt):
thumbnail = FigureThumbnail(background_color=self.background_color)
thumbnail.canvas.load_figure(fig, fmt)
# Scale the thumbnail size, while respecting the figure
# dimension ratio.
fwidth = thumbnail.canvas.fwidth
fheight = thumbnail.canvas.fheight
max_length = 100
if fwidth/fheight > 1:
canvas_width = max_length
canvas_height = canvas_width / fwidth * fheight
else:
canvas_height = max_length
canvas_width = canvas_height / fheight * fwidth
thumbnail.canvas.setFixedSize(canvas_width, canvas_height)
thumbnail.sig_canvas_clicked.connect(self.set_current_thumbnail)
thumbnail.sig_remove_figure.connect(self.remove_thumbnail)
thumbnail.sig_save_figure.connect(self.save_figure_as)
self._thumbnails.append(thumbnail)
self.scene.setRowStretch(self.scene.rowCount()-1, 0)
self.scene.addWidget(thumbnail, self.scene.rowCount()-1, 1)
self.scene.setRowStretch(self.scene.rowCount(), 100)
self.set_current_thumbnail(thumbnail)
def remove_current_thumbnail(self):
"""Remove the currently selected thumbnail."""
if self.current_thumbnail is not None:
self.remove_thumbnail(self.current_thumbnail)
def remove_all_thumbnails(self):
"""Remove all thumbnails."""
for thumbnail in self._thumbnails:
self.layout().removeWidget(thumbnail)
thumbnail.sig_canvas_clicked.disconnect()
thumbnail.sig_remove_figure.disconnect()
thumbnail.sig_save_figure.disconnect()
thumbnail.deleteLater()
self._thumbnails = []
self.current_thumbnail = None
self.figure_viewer.figcanvas.clear_canvas()
def remove_thumbnail(self, thumbnail):
"""Remove thumbnail."""
if thumbnail in self._thumbnails:
index = self._thumbnails.index(thumbnail)
self._thumbnails.remove(thumbnail)
self.layout().removeWidget(thumbnail)
thumbnail.deleteLater()
thumbnail.sig_canvas_clicked.disconnect()
thumbnail.sig_remove_figure.disconnect()
thumbnail.sig_save_figure.disconnect()