gui can save/load config

1 files changed, 133 insertions, 27 deletions

diff --git a/gmm b/gmm
index 00f040e..44a8297 100755
--- a/gmm
+++ b/gmm
@@ -4,15 +4,25 @@
 # Title: Graphical Mount Manager
 # Purpose: Easily mount iso files and easily manage these mounted files and mount points, basically like acetoneiso
 # Dependencies:
-#    req-devuan: python3, python3-psutil
+#    req-devuan: python3, python3-psutil, python3-tkstackrpms
 # References:
 #    https://stackoverflow.com/questions/23662280/how-to-log-the-contents-of-a-configparser/50362738#50362738
+#    srb_lib/srb_tk.py
+#    https://coderslegacy.com/python/list-of-tkinter-widgets/
 
-import argparse, sys, os, psutil, subprocess, json, configparser
+import argparse, sys, os, psutil, subprocess, json, configparser, tkinter as tk, tkinter.simpledialog
+import tkstackrpms as stk
 
 # LOW-LEVEL values
+appname = "gmm"
 appversion = "0.0.1"
-conffile = os.path.join(os.getenv("HOME"),".config","gmm","config")
+conffile = os.path.join(os.getenv("HOME"),".config",appname,"config")
+
+ABOUT_TEXT = """
+gmm "Graphical Mount Manager"
+(C) 2024 bgstack15
+SPDX-License-Identifier: GPL-3.0-only
+"""
 
 # LOW-LEVEL FUNCTIONS
 def ferror(*args, **kwargs):
@@ -62,7 +72,7 @@ def list_mounts():
     for i in mounts:
         if "source" in i:
             i.pop("device")
-    # Now we have a list of 
+    # Now we have a list of
     # [{'mountpoint': '/mnt/foo', 'source': '/mnt/public/CDROMs/Games/Logical Journey of the Zoombinis.iso'}]
     return mounts
 
@@ -84,7 +94,7 @@ def mount_iso_to_default(isofile, config = None):
     """
     if not config:
         raise Exception(f"Fatal: Cannot determine where to mount. Check config file, probably {conffile}.")
-    md = config["gmm"]["mounts_dir"]
+    md = config[appname]["mounts_dir"]
     # determine next available number. 0-indexed. If you want to make this 1-indexed, set x to 0.
     x = -1
     safe = False
@@ -179,15 +189,8 @@ def iso_is_mounted_to_path(iso_file, mount_point, mounts = None):
             return True
     return False
 
-# GRAPICAL FUNCTIONS
-
-# GRAPHICAL APP
-# want mount iso... file dialog, that has two mimetype choices: *.iso, or *
-# a combo box/list box thing of mounted isos, mount point
-# a config file/dialog for choosing default mounts dir, which is managed by this app. E.g., /mnt/iso so the first disc is /mnt/iso/1 or something. Or ~/mnt/iso. Something like that.
-
 # PARSE ARGUMENTS
-parser = argparse.ArgumentParser(description="graphical mount manager",prog="gmm",epilog="""        The value-add of this application is to use a configured directory for
+parser = argparse.ArgumentParser(description="graphical mount manager",prog=appname,epilog="""        The value-add of this application is to use a configured directory for
 mountpoints, for easy mounting, e.g., from a graphical file manager. Run with an
 iso filename, and it will mount to ~/mnt/0, for example.""")
 parser.add_argument("-d","--debug", nargs='?', default=0, type=int, choices=range(0,11), help="Set debug level.")
@@ -217,20 +220,116 @@ show_gui = True
 config = configparser.ConfigParser()
 if args.conf:
     conffile = args.conf
-config.read(conffile)
-try:
-    #config["gmm"]["mounts_dir"] = os.path.expanduser(config["gmm"]["mounts_dir"])
-    config.set("gmm","mounts_dir", os.path.expanduser(config["gmm"]["mounts_dir"].strip('"')))
-except:
-    pass
-if debuglev(9):
-    ferror({section: dict(config[section]) for section in config.sections()})
+def load_config(configfile):
+    if debuglev(1):
+        ferror(f"Loading config file {configfile}")
+    config.read(configfile)
+    try:
+        #config["gmm"]["mounts_dir"] = os.path.expanduser(config["gmm"]["mounts_dir"])
+        config.set(appname,"mounts_dir", os.path.expanduser(config[appname]["mounts_dir"].strip('"')))
+    except:
+        pass
+    if debuglev(9):
+        ferror({section: dict(config[section]) for section in config.sections()})
+load_config(conffile)
 
-# MAIN
+def save_config(configfile):
+    # un-expand the tilde
+    md = config[appname]["mounts_dir"]
+    # by adding the trailing slash, we make sure it is not just the HOME, but that would be an extreme situation.
+    if md.startswith(os.path.expanduser("~")+"/"):
+        md = md.replace(os.path.expanduser("~"),"~")
+        config.set(appname,"mounts_dir",md)
+    with open(configfile,"w") as cf:
+        config.write(cf)
+
+# GRAPHICAL APP
+# want mount iso... file dialog, that has two mimetype choices: *.iso, or *
+# a combo box/list box thing of mounted isos, mount point
+# a config file/dialog for choosing default mounts dir, which is managed by this app. E.g., /mnt/iso so the first disc is /mnt/iso/1 or something. Or ~/mnt/iso. Something like that.
+def NewWindow(textvar, func1, ok_button_func, mounts=None):
+    window = tk.Toplevel()
+    #window.geometry("250x250")
+    window.minsize(100,50)
+    window.title("Settings")
+    #newlabel = tk.Label(window, text="Settings"
+    #newlabel.pack()
+    tk.Label(window, text="Mounts directory").grid(row=0,column=0)
+    ent_mounts_dir = stk.Entry(window,textvariable=textvar,func=func1)
+    ent_mounts_dir.grid(row=0,column=1)
+    tk.Button(window,text="OK",underline=0,command=ok_button_func).grid(row=1,column=1)
+    # WORKHERE: explain why it is disabled to the user
+    if mounts:
+        ent_mounts_dir.configure(state="disabled")
+    return window
+
+class App(tk.Frame):
+    def __init__(self, master):
+        super().__init__(master)
+        # variables
+        self.mounts = list_mounts()
+        self.mounts_dir = tk.StringVar()
+        self.master.title("Graphical Mount Manager")
+        self.master.minsize(250,250)
+        imgicon = stk.get_scaled_icon("dvd_unmount",24,"default","","apps")
+        self.master.tk.call("wm","iconphoto",self.master._w,imgicon)
+        menu = tk.Menu(self.master)
+        menu_file = tk.Menu(menu,tearoff=0)
+        menu_file.add_command(label="Settings...", command=self.func_open_settings, underline=0)
+        menu_file.add_separator()
+        menu_file.add_command(label="Exit", command=self.func_exit, underline=1)
+        menu.add_cascade(label="File",menu=menu_file,underline=0)
+        menu_help = tk.Menu(menu,tearoff=0)
+        menu_help.add_command(label="About", command=self.func_about, underline=0)
+        menu.add_cascade(label="Help",menu=menu_help,underline=0)
+        self.master.config(menu=menu)
+        self.grid() # use this instead of pack()
+        self.background_color = self.master.cget("bg")
+        # initial load
+        self.refresh_form("initial")
+
+# GRAPHICAL FUNCTIONS
+    def func_about(self):
+        """ Display about dialog. """
+        tk.messagebox.Message(title="About",message=ABOUT_TEXT,icon="info").show()
+
+    def func_exit(self):
+        # in case we need to manually do stuff
+        # otherwise command=self.client_exit would have sufficed.
+        self.master.quit()
+
+    def func_open_settings(self):
+        self.settingsWindow = NewWindow(self.mounts_dir,self.save_settings, self.func_close_settings, self.mounts)
+
+    def func_close_settings(self):
+        if debuglev(8):
+            ferror(f"Closing settings window")
+        try:
+            self.settingsWindow.destroy()
+        except Exception as e:
+            ferror(f"DEBUG: when trying to hide settings window, got {e}")
+        self.refresh_form()
+
+    def refresh_form(self,secondObj = None):
+        if debuglev(9):
+            ferror(f"DEBUG: refresh_form got secondObj {secondObj}, class {type(secondObj)}")
+        # compare all config settings to see if they are different
+        load_config(conffile) # this populates object "config"
+        self.mounts_dir.set(config[appname]["mounts_dir"])
+
+    def save_settings(self,secondObj = None):
+        if debuglev(1):
+            ferror(f"DEBUG: saving config file from gui")
+        config.set(appname,"mounts_dir",self.mounts_dir.get())
+        save_config(conffile)
+        self.refresh_form()
+
+
+# MAIN CLI
 if "__main__" == __name__:
     mounts = list_mounts()
     # default behavior is to show the gui, unless --no-gui, or given some paths to mount, or --list
-    if (args.gui == False) or (args.list) or (paths):
+    if (args.gui == False) or (args.list) or (paths) or ((not paths) and args.all and umount):
         show_gui = False
     if args.gui == True:
         show_gui = True
@@ -245,7 +344,7 @@ if "__main__" == __name__:
         else:
             print(mounts)
     if paths:
-        # calculate if paths.len = 2, then check if paths[0] is a file and paths[1] is a dir or underneath 
+        # calculate if paths.len = 2, then check if paths[0] is a file and paths[1] is a dir or underneath
         if len(paths) == 2:
             left = paths[0]
             right = paths[1]
@@ -297,7 +396,14 @@ if "__main__" == __name__:
                     unmount_iso_to_path(isofile,"")
                 else:
                     mount_iso_to_default(isofile,config)
+    else:
+        # no paths, so check if --all and --umount
+        if umount and args.all:
+            for i in mounts:
+                unmount_iso_to_path(i["source"],i["mountpoint"])
+
+    # MAIN GRAPICAL APP
     if show_gui:
-        # do tkinter app here
-        # WORKHERE: entire graphical app
-        print(f"STUB DEBUG: please run tkinter app now")
+        root = tk.Tk()
+        gmm_tk = App(root)
+        gmm_tk.mainloop()