Tkinter based macos installer

macOS/macos_installer.py

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+import os
+import text
+from tkinter import *
+
+# Global Vars
+title_text = ["Welcome to Daisy Toolchain Setup", "License Agreement", "Installing..."]
+body_text = [text.body_text_0, text.body_text_1, "Installing..."]
+next_button_text = ["Next>", "Agree and Install", "Install"]
+
+page_num = 0
+
+def Install():
+    print("Installing...")
+    os.system('install.command')
+
+def UpdatePage():
+    global next_button_text, next_button, back_button, page_num
+
+    if(page_num > -1 and page_num < 3):
+        title_label['text'] = title_text[page_num]
+        body_label['text'] = body_text[page_num]
+        next_button['text'] = next_button_text[page_num]
+
+    if(page_num == 1):
+        body_label['height'] = 3
+        license_scroll.pack(side=TOP)
+    else:
+        license_scroll.pack_forget()
+        body_label['height'] = 7
+
+
+    if(page_num < 0):
+        page_num = 0
+    elif(page_num == 0):
+        back_button['state'] = 'disabled'
+    elif(page_num < 2):
+        back_button['state'] = 'active'
+    else:
+        next_button['state'] = 'disabled'
+        back_button['state'] = 'disabled'
+        Install()
+
+
+def Next():
+    global next_button_text, next_button, back_button, page_num
+    page_num += 1
+    UpdatePage()
+
+def Back():
+    global back_button_text, back_button, page_num
+    page_num -= 1
+    UpdatePage()
+
+def Cancel():
+    exit()
+
+# Graphics Setup
+tk = Tk()
+tk.geometry("500x400")
+tk.title('Daisy Toolchain Installer')
+
+try:
+    photo = PhotoImage(file="Daisy_Icon_24x24.png")
+    tk.iconphoto(False, photo)
+except:
+    pass
+
+
+# text
+title_label = Label(tk, text=title_text[0], font=("Arial", 10))
+title_label.pack(side=TOP, padx=5, pady=10)
+
+body_label = Label(tk, text=body_text[0], font=("Arial", 10), height=7, width=80, justify='left', wraplength=450)
+body_label.pack(padx=10, pady=5)
+
+license_scroll = Text(tk, font=("Arial", 10), height=15, width=70)
+license_scroll.insert('end', text.license_text)
+license_scroll.config(state='disabled')
+
+# buttons
+butt_frame = Frame(tk, relief=FLAT, borderwidth=1, height=40)
+butt_frame.pack(fill=X, expand=False, side=BOTTOM)
+butt_frame.pack_propagate(0)  # otherwise it wants to be chonky
+
+#  push the buttons to the left
+butt_pad_frame = Frame(butt_frame, relief=FLAT, borderwidth=1, height=40, width=150)
+butt_pad_frame.pack(fill=X, expand=False, side=RIGHT)
+butt_pad_frame.pack_propagate(0)  # otherwise it wants to be chonky
+
+next_button = Button(butt_frame, text="Next>", command = Next)
+next_button.pack(side=RIGHT, padx=5, pady=5)
+
+back_button = Button(butt_frame, text="<Back", command = Back)
+back_button['state'] = 'disabled'
+back_button.pack(side=RIGHT, padx=5, pady=5)
+
+cancel_button = Button(butt_frame, text="Cancel", command = Cancel)
+cancel_button.pack(side=RIGHT, padx=5, pady=5)
+
+# render graphics forever...
+tk.mainloop()

macOS/text.py

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+# storage for the really long body text
+
+body_text_0 = """
+Setup will guide you through the installation of the Daisy Toolchain.
+
+It is recommended that you close all other applications before starting Setup.
+This will make it possible to update relevant system files without having to reboot your computer.
+
+Click Next to continue.
+"""
+
+body_text_1 = """
+If you accept the terms of the agreement, click Agree and Install to install the Daisy Toolchain.
+You must accept the agreement to install the Daisy Toolchain.
+"""
+
+body_text_2 = """
+Setup will install the Daisy Toolchain in the following folder.
+To install in a different folder, click Browse and select another folder.
+Click Install to start the installation.
+"""
+
+license_text = """
+Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Licenses for bundled software can be found here:
+GNU Make: https://www.gnu.org/licenses/gpl-3.0.html
+dfu-util: https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
+llvm (clang-format): https://llvm.org/docs/DeveloperPolicy.html#new-llvm-project-license-framework
+GNU arm embedded toolchain: https://developer.arm.com/GetEula?Id=60d6ac36-03cc-4ffe-89eb-1d3d2a2cce22
+openocd: https://sourceforge.net/p/openocd/code/ci/master/tree/LICENSES/license-rules.txt
+"""