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PR: Remove modality of figure options #18966

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Merged
merged 3 commits into from
Jul 7, 2021
Merged

PR: Remove modality of figure options #18966

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423f465
set settings window to non modal
impact27 Jun 11, 2021
c9f5c3b
fix subplot dialog
Jun 16, 2021
68d8627
only allow a single fedit
Jun 16, 2021
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15 changes: 9 additions & 6 deletions lib/matplotlib/backends/backend_qt5.py
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Original file line number Diff line number Diff line change
Expand Up @@ -605,6 +605,7 @@ def __init__(self, canvas, parent, coordinates=True):

self.coordinates = coordinates
self._actions = {} # mapping of toolitem method names to QActions.
self._subplot_dialog = None

for text, tooltip_text, image_file, callback in self.toolitems:
if text is None:
Expand Down Expand Up @@ -714,9 +715,10 @@ def remove_rubberband(self):

def configure_subplots(self):
image = str(cbook._get_data_path('images/matplotlib.png'))
dia = SubplotToolQt(self.canvas.figure, self.canvas.parent())
dia.setWindowIcon(QtGui.QIcon(image))
dia.exec_()
self._subplot_dialog = SubplotToolQt(
self.canvas.figure, self.canvas.parent())
self._subplot_dialog.setWindowIcon(QtGui.QIcon(image))
self._subplot_dialog.show()

def save_figure(self, *args):
filetypes = self.canvas.get_supported_filetypes_grouped()
Expand Down Expand Up @@ -800,13 +802,14 @@ def __init__(self, targetfig, parent):
self._figure = targetfig
self._defaults = {spinbox: vars(self._figure.subplotpars)[attr]
for attr, spinbox in self._spinboxes.items()}
self._export_values_dialog = None

def _export_values(self):
# Explicitly round to 3 decimals (which is also the spinbox precision)
# to avoid numbers of the form 0.100...001.
dialog = QtWidgets.QDialog()
self._export_values_dialog = QtWidgets.QDialog()
layout = QtWidgets.QVBoxLayout()
dialog.setLayout(layout)
self._export_values_dialog.setLayout(layout)
text = QtWidgets.QPlainTextEdit()
text.setReadOnly(True)
layout.addWidget(text)
Expand All @@ -820,7 +823,7 @@ def _export_values(self):
QtGui.QFontMetrics(text.document().defaultFont())
.size(0, text.toPlainText()).height() + 20)
text.setMaximumSize(size)
dialog.exec_()
self._export_values_dialog.show()
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If we leave this as modal, will it block the main window, or just the subplot tool? I think it would be best if it blocked the tool, but not the main window, if possible.

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If I am not mistaken, everything happens on a single thread, so it would not be possible as exec_ would block the thread.


def _on_value_changed(self):
spinboxes = self._spinboxes
Expand Down
10 changes: 8 additions & 2 deletions lib/matplotlib/backends/qt_editor/_formlayout.py
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Original file line number Diff line number Diff line change
Expand Up @@ -478,6 +478,7 @@ def update_buttons(self):

def accept(self):
self.data = self.formwidget.get()
self.apply_callback(self.data)
super().accept()

def reject(self):
Expand Down Expand Up @@ -526,8 +527,13 @@ def fedit(data, title="", comment="", icon=None, parent=None, apply=None):
if QtWidgets.QApplication.startingUp():
_app = QtWidgets.QApplication([])
dialog = FormDialog(data, title, comment, icon, parent, apply)
if dialog.exec_():
return dialog.get()

if parent is not None:
if hasattr(parent, "_fedit_dialog"):
parent._fedit_dialog.close()
parent._fedit_dialog = dialog

dialog.show()


if __name__ == "__main__":
Expand Down
4 changes: 1 addition & 3 deletions lib/matplotlib/backends/qt_editor/figureoptions.py
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Original file line number Diff line number Diff line change
Expand Up @@ -259,10 +259,8 @@ def apply_callback(data):
if not (axes.get_xlim() == orig_xlim and axes.get_ylim() == orig_ylim):
figure.canvas.toolbar.push_current()

data = _formlayout.fedit(
_formlayout.fedit(
datalist, title="Figure options", parent=parent,
icon=QtGui.QIcon(
str(cbook._get_data_path('images', 'qt4_editor_options.svg'))),
apply=apply_callback)
if data is not None:
apply_callback(data)