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Merge pull request #3872 from PySimpleGUI/Dev-latest 

Dev latest
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PySimpleGUI 2021-02-03 15:49:19 -05:00 committed by GitHub
parent 12cb5ae501 14b868caf2
commit 59775b847f
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2 changed files with 29 additions and 11 deletions
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23
DemoPrograms/Demo_Graph_Drawing_And_Dragging_Figures.py
View File

@ -6,6 +6,8 @@ from PIL import ImageGrab
This demo shows how to use a Graph Element to (optionally) display an image and then use the
mouse to "drag" and draw rectangles and circles.
Copyright 2020 PySimpleGUI.org
"""
def save_element_as_file(element, filename):
@ -35,7 +37,7 @@ def main():
[sg.R('Send to back', 1, key='-BACK-', enable_events=True)],
[sg.R('Bring to front', 1, key='-FRONT-', enable_events=True)],
[sg.R('Move Everything', 1, key='-MOVEALL-', enable_events=True)],
[sg.R('Move Stuff', 1, True, key='-MOVE-', enable_events=True)],
[sg.R('Move Stuff', 1, key='-MOVE-', enable_events=True)],
[sg.B('Save Image', key='-SAVE-')],
]
@ -46,8 +48,8 @@ def main():
key="-GRAPH-",
enable_events=True,
background_color='lightblue',
drag_submits=True), sg.Col(col) ],
[sg.Text(key='info', size=(60, 1))]]
drag_submits=True), sg.Col(col, key='-COL-') ],
[sg.Text(key='-INFO-', size=(60, 1))]]
window = sg.Window("Drawing and Moving Stuff Around", layout, finalize=True)
@ -58,17 +60,17 @@ def main():
dragging = False
start_point = end_point = prior_rect = None
graph.bind('<Button-3>', '+RIGHT+')
while True:
event, values = window.read()
print(event, values)
if event == sg.WIN_CLOSED:
break # exit
if event in ('-MOVE-', '-MOVEALL-'):
graph.Widget.config(cursor='fleur')
# graph.set_cursor(cursor='fleur') # not yet released method... coming soon!
graph.set_cursor(cursor='fleur') # not yet released method... coming soon!
elif not event.startswith('-GRAPH-'):
# graph.set_cursor(cursor='left_ptr') # not yet released method... coming soon!
graph.Widget.config(cursor='left_ptr')
graph.set_cursor(cursor='left_ptr') # not yet released method... coming soon!
if event == "-GRAPH-": # if there's a "Graph" event, then it's a mouse
x, y = values["-GRAPH-"]
@ -109,12 +111,15 @@ def main():
elif values['-BACK-']:
for fig in drag_figures:
graph.send_figure_to_back(fig)
window["-INFO-"].update(value=f"mouse {values['-GRAPH-']}")
elif event.endswith('+UP'): # The drawing has ended because mouse up
info = window["info"]
info.update(value=f"grabbed rectangle from {start_point} to {end_point}")
window["-INFO-"].update(value=f"grabbed rectangle from {start_point} to {end_point}")
start_point, end_point = None, None # enable grabbing a new rect
dragging = False
prior_rect = None
elif event.endswith('+RIGHT+'): # Righ click
window["-INFO-"].update(value=f"Right clicked location {values['-GRAPH-']}")
elif event == '-SAVE-':
# filename = sg.popup_get_file('Choose file (PNG, JPG, GIF) to save to', save_as=True)
filename=r'test.jpg'

17
PySimpleGUI.py
View File

@ -1,5 +1,5 @@
#!/usr/bin/python3
version = __version__ = "4.34.0.14 Unreleased\nSDK Help Expanded to init & update parms, SDK Help function search, files_delimiter added to FilesBrowse & popup_get_file, SDK help sort by case, popup_get_file fixed default_extension not being passed to button correctly, changed themes so that spaces can be used in defined name, addition of subprocess non-blocking launcher, fix for Debug button color, set_option for default user_settings path to override normal default, define a truly global PySimpleGUI settings path, theme_global() gets the theme for all progams, execute_subprocess_nonblocking bug fix, mark when strout/stderr is restored in multiline elem, Listbox element convert values to list when updated, Column will expand row if y expand set to True, Added color/c parm to debug print, update graph coordinates if a user bound event happens"
version = __version__ = "4.34.0.15 Unreleased\nSDK Help Expanded to init & update parms, SDK Help function search, files_delimiter added to FilesBrowse & popup_get_file, SDK help sort by case, popup_get_file fixed default_extension not being passed to button correctly, changed themes so that spaces can be used in defined name, addition of subprocess non-blocking launcher, fix for Debug button color, set_option for default user_settings path to override normal default, define a truly global PySimpleGUI settings path, theme_global() gets the theme for all progams, execute_subprocess_nonblocking bug fix, mark when strout/stderr is restored in multiline elem, Listbox element convert values to list when updated, Column will expand row if y expand set to True, Added color/c parm to debug print, update graph coordinates if a user bound event happens, another attempt at graphs with user events"
__version__ = version.split()[0] # For PEP 396 and PEP 345
@ -1067,7 +1067,7 @@ class Element():
key_suffix = self.user_bind_dict.get(bind_string, '')
self.user_bind_event = event
if self.Type == ELEM_TYPE_GRAPH:
self.button_press_call_back(event)
self._user_bound_event_callback(event)
if self.Key is not None:
if isinstance(self.Key, str):
key = self.Key + str(key_suffix)
@ -5078,6 +5078,19 @@ class Graph(Element):
_exit_mainloop(self.ParentForm)
self.MouseButtonDown = True
# user bound event callback
def _user_bound_event_callback(self, event):
"""
Not a user callable method. Indirectly called by tkinter when any user bound event happens
:param event: (event) event info from tkinter. Contains the x and y coordinates of a click
"""
self.ClickPosition = self._convert_canvas_xy_to_xy(event.x, event.y)
self.ParentForm.LastButtonClickedWasRealtime = self.DragSubmits
# button callback
def motion_call_back(self, event):
"""