updated canvas background dialog to use common dialog class

This commit is contained in:
Blake Harnden 2019-11-04 12:29:01 -08:00
parent 22a55b69d3
commit 2334f0f688
3 changed files with 131 additions and 132 deletions

View file

@ -9,6 +9,7 @@ from tkinter import filedialog
from PIL import Image, ImageTk
from coretk.appdirs import BACKGROUNDS_PATH
from coretk.dialogs.dialog import Dialog
class ScaleOption(enum.Enum):
@ -19,44 +20,116 @@ class ScaleOption(enum.Enum):
TILED = 4
class CanvasWallpaper:
def __init__(self, app):
class CanvasBackgroundDialog(Dialog):
def __init__(self, master, app):
"""
create an instance of CanvasWallpaper object
:param coretk.app.Application app: root application
"""
self.app = app
super().__init__(master, app, "Canvas Background", modal=True)
self.canvas = self.app.canvas
self.radiovar = tk.IntVar(value=self.app.radiovar.get())
self.show_grid_var = tk.IntVar(value=self.app.show_grid_var.get())
self.adjust_to_dim_var = tk.IntVar(value=self.app.adjust_to_dim_var.get())
self.image_label = None
self.file_name = tk.StringVar()
self.options = []
self.draw()
self.top = tk.Toplevel()
self.top.title("Set Canvas Wallpaper")
self.radiovar = tk.IntVar()
print(self.app.radiovar.get())
self.radiovar.set(self.app.radiovar.get())
self.show_grid_var = tk.IntVar()
self.show_grid_var.set(self.app.show_grid_var.get())
self.adjust_to_dim_var = tk.IntVar()
self.adjust_to_dim_var.set(self.app.adjust_to_dim_var.get())
def draw(self):
self.columnconfigure(0, weight=1)
self.rowconfigure(0, weight=1)
self.draw_image()
self.draw_image_label()
self.draw_image_selection()
self.draw_options()
self.draw_additional_options()
self.draw_buttons()
self.create_image_label()
self.create_text_label()
self.open_image()
self.display_options()
self.additional_options()
self.apply_cancel()
def create_image_label(self):
image_label = tk.Label(
self.top, text="(image preview)", height=8, width=32, bg="white"
def draw_image(self):
self.image_label = tk.Label(
self, text="(image preview)", height=8, width=32, bg="white"
)
image_label.grid(pady=5)
self.image_label.grid(row=0, column=0, pady=5, sticky="nsew")
def create_text_label(self):
text_label = tk.Label(self.top, text="Image filename: ")
text_label.grid()
def draw_image_label(self):
label = tk.Label(self, text="Image filename: ")
label.grid(row=1, column=0, sticky="ew")
def open_image_link(self):
def draw_image_selection(self):
frame = tk.Frame(self)
frame.columnconfigure(0, weight=2)
frame.columnconfigure(1, weight=1)
frame.columnconfigure(2, weight=1)
frame.grid(row=2, column=0, sticky="ew")
entry = tk.Entry(frame, textvariable=self.file_name)
entry.focus()
entry.grid(row=0, column=0, sticky="ew")
button = tk.Button(frame, text="...", command=self.click_open_image)
button.grid(row=0, column=1, sticky="ew")
button = tk.Button(frame, text="Clear", command=self.click_clear)
button.grid(row=0, column=2, sticky="ew")
def draw_options(self):
frame = tk.Frame(self)
frame.columnconfigure(0, weight=1)
frame.columnconfigure(1, weight=1)
frame.columnconfigure(2, weight=1)
frame.columnconfigure(3, weight=1)
frame.grid(row=3, column=0, sticky="ew")
button = tk.Radiobutton(
frame, text="upper-left", value=1, variable=self.radiovar
)
button.grid(row=0, column=0, sticky="ew")
self.options.append(button)
button = tk.Radiobutton(frame, text="centered", value=2, variable=self.radiovar)
button.grid(row=0, column=1, sticky="ew")
self.options.append(button)
button = tk.Radiobutton(frame, text="scaled", value=3, variable=self.radiovar)
button.grid(row=0, column=2, sticky="ew")
self.options.append(button)
button = tk.Radiobutton(frame, text="titled", value=4, variable=self.radiovar)
button.grid(row=0, column=3, sticky="ew")
self.options.append(button)
def draw_additional_options(self):
checkbutton = tk.Checkbutton(
self, text="Show grid", variable=self.show_grid_var
)
checkbutton.grid(row=4, column=0, sticky="ew", padx=5)
checkbutton = tk.Checkbutton(
self,
text="Adjust canvas size to image dimensions",
variable=self.adjust_to_dim_var,
command=self.click_adjust_canvas,
)
checkbutton.grid(row=5, column=0, sticky="ew", padx=5)
self.show_grid_var.set(1)
self.adjust_to_dim_var.set(0)
def draw_buttons(self):
frame = tk.Frame(self)
frame.grid(row=6, column=0, pady=5, sticky="ew")
frame.columnconfigure(0, weight=1)
frame.columnconfigure(1, weight=1)
button = tk.Button(frame, text="Apply", command=self.click_apply)
button.grid(row=0, column=0, sticky="ew")
button = tk.Button(frame, text="Cancel", command=self.destroy)
button.grid(row=0, column=1, sticky="ew")
def click_open_image(self):
filename = filedialog.askopenfilename(
initialdir=str(BACKGROUNDS_PATH),
title="Open",
@ -65,102 +138,39 @@ class CanvasWallpaper:
("All Files", "*"),
),
)
# fill the file name into the file name entry
img_open_frame = self.top.grid_slaves(2, 0)[0]
filename_entry = img_open_frame.grid_slaves(0, 0)[0]
filename_entry.delete(0, tk.END)
filename_entry.insert(tk.END, filename)
# display that onto the label
img_label = self.top.grid_slaves(0, 0)[0]
if filename:
self.file_name.set(filename)
width, height = 250, 135
img = Image.open(filename)
img = img.resize((250, 135), Image.ANTIALIAS)
img = img.resize((width, height), Image.ANTIALIAS)
tk_img = ImageTk.PhotoImage(img)
img_label.config(image=tk_img, width=250, height=135)
img_label.image = tk_img
self.image_label.config(image=tk_img, width=width, height=height)
self.image_label.image = tk_img
def clear_link(self):
def click_clear(self):
"""
delete like shown in image link entry if there is any
:return: nothing
"""
# delete entry
img_open_frame = self.top.grid_slaves(2, 0)[0]
filename_entry = img_open_frame.grid_slaves(0, 0)[0]
filename_entry.delete(0, tk.END)
self.file_name.set("")
# delete display image
img_label = self.top.grid_slaves(0, 0)[0]
img_label.config(image="", width=32, height=8)
def open_image(self):
f = tk.Frame(self.top)
var = tk.StringVar(f, value="")
e = tk.Entry(f, textvariable=var)
e.focus()
e.grid()
b = tk.Button(f, text="...", command=self.open_image_link)
b.grid(row=0, column=1)
b = tk.Button(f, text="Clear", command=self.clear_link)
b.grid(row=0, column=2)
f.grid()
def display_options(self):
f = tk.Frame(self.top)
b1 = tk.Radiobutton(f, text="upper-left", value=1, variable=self.radiovar)
b1.grid(row=0, column=0)
b2 = tk.Radiobutton(f, text="centered", value=2, variable=self.radiovar)
b2.grid(row=0, column=1)
b3 = tk.Radiobutton(f, text="scaled", value=3, variable=self.radiovar)
b3.grid(row=0, column=2)
b4 = tk.Radiobutton(f, text="titled", value=4, variable=self.radiovar)
b4.grid(row=0, column=3)
# self.radiovar.set(1)
f.grid()
def adjust_canvas_size(self):
self.image_label.config(image="", width=32, height=8)
def click_adjust_canvas(self):
# deselect all radio buttons and grey them out
if self.adjust_to_dim_var.get() == 1:
self.radiovar.set(0)
option_frame = self.top.grid_slaves(3, 0)[0]
for i in option_frame.grid_slaves():
i.config(state=tk.DISABLED)
for option in self.options:
option.config(state=tk.DISABLED)
# turn back the radio button to active state so that user can choose again
elif self.adjust_to_dim_var.get() == 0:
option_frame = self.top.grid_slaves(3, 0)[0]
for i in option_frame.grid_slaves():
i.config(state=tk.NORMAL)
self.radiovar.set(1)
self.radiovar.set(1)
for option in self.options:
option.config(state=tk.NORMAL)
else:
logging.error("setwallpaper.py adjust_canvas_size invalid value")
def additional_options(self):
b = tk.Checkbutton(self.top, text="Show grid", variable=self.show_grid_var)
b.grid(sticky=tk.W, padx=5)
b = tk.Checkbutton(
self.top,
text="Adjust canvas size to image dimensions",
variable=self.adjust_to_dim_var,
command=self.adjust_canvas_size,
)
b.grid(sticky=tk.W, padx=5)
self.show_grid_var.set(1)
self.adjust_to_dim_var.set(0)
logging.error("canvasbackground.py adjust_canvas_size invalid value")
def delete_canvas_components(self, tag_list):
"""
@ -316,7 +326,7 @@ class CanvasWallpaper:
self.canvas.itemconfig(i, state=tk.NORMAL)
self.canvas.lift(i)
else:
logging.error("setwallpaper.py show_grid invalid value")
logging.error("canvasbackground.py show_grid invalid value")
def save_wallpaper_options(self):
self.app.radiovar.set(self.radiovar.get())
@ -324,51 +334,39 @@ class CanvasWallpaper:
self.app.adjust_to_dim_var.set(self.adjust_to_dim_var.get())
def click_apply(self):
img_link_frame = self.top.grid_slaves(2, 0)[0]
filename = img_link_frame.grid_slaves(0, 0)[0].get()
filename = self.file_name.get()
if not filename:
self.delete_canvas_components(["wallpaper"])
self.top.destroy()
self.destroy()
self.app.current_wallpaper = None
self.save_wallpaper_options()
return
try:
img = Image.open(filename)
self.app.current_wallpaper = img
except FileNotFoundError:
print("invalid filename, draw original white plot")
logging.error("invalid background: %s", filename)
if self.app.wallpaper_id:
self.canvas.delete(self.app.wallpaper_id)
self.top.destroy()
self.destroy()
return
self.app.adjust_to_dim_var.set(self.adjust_to_dim_var.get())
if self.adjust_to_dim_var.get() == 0:
self.app.radiovar.set(self.radiovar.get())
if self.radiovar.get() == ScaleOption.UPPER_LEFT.value:
option = ScaleOption(self.radiovar.get())
if option == ScaleOption.UPPER_LEFT:
self.upper_left(img)
elif self.radiovar.get() == ScaleOption.CENTERED.value:
elif option == ScaleOption.CENTERED:
self.center(img)
elif self.radiovar.get() == ScaleOption.SCALED.value:
elif option == ScaleOption.SCALED:
self.scaled(img)
elif self.radiovar.get() == ScaleOption.TILED.value:
elif option == ScaleOption.TILED:
print("not implemented yet")
elif self.adjust_to_dim_var.get() == 1:
self.canvas_to_image_dimension(img)
self.show_grid()
self.top.destroy()
def apply_cancel(self):
f = tk.Frame(self.top)
b = tk.Button(f, text="Apply", command=self.click_apply)
b.grid(row=0, column=0)
b = tk.Button(f, text="Cancel", command=self.top.destroy)
b.grid(row=0, column=1)
f.grid(pady=5)
self.destroy()

View file

@ -4,7 +4,7 @@ size and scale
import tkinter as tk
from functools import partial
from coretk.dialogs.setwallpaper import ScaleOption
from coretk.dialogs.canvasbackground import ScaleOption
DRAW_OBJECT_TAGS = ["edge", "node", "nodename", "linkinfo", "antenna"]

View file

@ -8,10 +8,10 @@ from tkinter import filedialog, messagebox
from core.api.grpc import core_pb2
from coretk.appdirs import XML_PATH
from coretk.dialogs.canvasbackground import CanvasBackgroundDialog
from coretk.dialogs.hooks import HooksDialog
from coretk.dialogs.sessionoptions import SessionOptionsDialog
from coretk.dialogs.sessions import SessionsDialog
from coretk.dialogs.setwallpaper import CanvasWallpaper
from coretk.dialogs.sizeandscale import SizeAndScale
@ -386,7 +386,8 @@ class MenuAction:
self.app.size_and_scale = SizeAndScale(self.app)
def canvas_set_wallpaper(self):
self.app.set_wallpaper = CanvasWallpaper(self.app)
dialog = CanvasBackgroundDialog(self.app, self.app)
dialog.show()
def help_core_github(self):
webbrowser.open_new("https://github.com/coreemu/core")