def setupViewer(self):
"""Sets up the ResourceViewer and its scrollbar"""
self.viewerframe = tk.Frame()
self.viewer = ResourceViewer(self.viewerframe)
self.viewer.grid_propagate(False)
self.viewer.grid(row=1, column=0, sticky="nesw")
self.viewerframe.grid_rowconfigure(1, weight=1)
self.viewerframe.grid_columnconfigure(0, weight=1)
self.scrollbar = tk.Scrollbar(self.viewerframe,
command=self.viewer.yview)
self.scrollbar.grid(row=1, column=1, sticky="nesw")
self.viewer["yscrollcommand"] = self.scrollbar.set
self.viewerframe.pack(fill="both", expand=1)
def setupViewer(self):
"""Sets up the ResourceViewer and its scrollbar"""
self.viewerframe = tk.Frame()
self.viewer = ResourceViewer(self.viewerframe)
self.viewer.grid_propagate(False)
self.viewer.grid(row=1, column=0, sticky="nesw")
self.viewerframe.grid_rowconfigure(1, weight=1)
self.viewerframe.grid_columnconfigure(0, weight=1)
self.scrollbar = tk.Scrollbar(self.viewerframe, command=self.viewer.yview)
self.scrollbar.grid(row=1, column=1, sticky="nesw")
self.viewer["yscrollcommand"] = self.scrollbar.set
self.viewerframe.pack(fill="both", expand=1)
class MainFrame(tk.Frame):
"""Encapsulates the main window of the gophic tk GUI"""
def __init__(self, master=None):
"""Initializes the main frame"""
tk.Frame.__init__(self, master)
self.client = Client(factory=gophic.ResourceFactory(
lambda c: TextResource(c) if c.location.type in "0" else None,
lambda c: DirectoryResource(c)
if c.location.type in "17" else None,
lambda c: WebResource(c)
if c.location.path.startswith("URL:") else None,
lambda c: TextResource(c) # TODO
))
self.pack()
def setup(self):
"""Sets up all widgets"""
self.location = tk.StringVar()
self.setupNavFrame()
self.setupViewer()
self.clientjob = gophic.tk.root.after(100, self.pollClient)
def teardown(self):
"""Destroys all widgets and quits the window"""
gophic.tk.root.after_cancel(self.clientjob)
try: # might already be gone
self.destroy()
except:
pass
self.quit()
def setupNavFrame(self):
"""Sets up the navigation bar"""
self.navframe = tk.Frame()
self.backbutton = tk.Button(self.navframe)
self.backbutton.bind("<Button-1>", self.navigateBack)
self.backbutton.icon = tk.PhotoImage(file="icons/go-previous.gif")
self.backbutton.config(image=self.backbutton.icon, state="disabled")
self.backbutton.pack(side="left")
self.forwardbutton = tk.Button(self.navframe)
self.forwardbutton.icon = tk.PhotoImage(file="icons/go-next.gif")
self.forwardbutton.config(image=self.forwardbutton.icon,
state="disabled")
self.forwardbutton.bind("<Button-1>", self.navigateForward)
self.forwardbutton.pack(side="left")
self.reloadbutton = tk.Button(self.navframe)
self.reloadbutton.reloadicon = tk.PhotoImage(
file="icons/view-refresh.gif")
self.reloadbutton.stopicon = tk.PhotoImage(
file="icons/process-stop.gif")
self.reloadbutton.bind("<Button-1>", self.reload)
self.reloadbutton.config(image=self.reloadbutton.reloadicon)
self.reloadbutton.pack(side="left")
if ttk:
def onComboboxSelected(event):
i = self.addressbar.current()
history = self.client.history[:]
lookup = self.client.future + ["", self.client.location, ""
] + history
self.navigate(lookup[i])
self.viewer.focus()
self.addressbar = ttk.Combobox(self.navframe,
textvariable=self.location)
self.addressbar.bind("<<ComboboxSelected>>", onComboboxSelected)
else:
self.addressbar = tk.Entry(self.navframe,
textvariable=self.location)
def onReturn(event):
self.navigate(self.addressbar.get())
self.viewer.focus()
self.addressbar.bind("<Return>", onReturn)
self.addressbar.pack(side="left", fill="x", expand=1)
self.navframe.pack(side="top", fill="x", expand=0)
self.updateNavBar()
def setupViewer(self):
"""Sets up the ResourceViewer and its scrollbar"""
self.viewerframe = tk.Frame()
self.viewer = ResourceViewer(self.viewerframe)
self.viewer.grid_propagate(False)
self.viewer.grid(row=1, column=0, sticky="nesw")
self.viewerframe.grid_rowconfigure(1, weight=1)
self.viewerframe.grid_columnconfigure(0, weight=1)
self.scrollbar = tk.Scrollbar(self.viewerframe,
command=self.viewer.yview)
self.scrollbar.grid(row=1, column=1, sticky="nesw")
self.viewer["yscrollcommand"] = self.scrollbar.set
self.viewerframe.pack(fill="both", expand=1)
def updateNavBar(self):
"""Updates the history combobox"""
if ttk:
history = [i.tostring() for i in self.client.history]
history.reverse()
future = [i.tostring() for i in self.client.future]
self.addressbar["values"] = future \
+ ["", self.client.location.tostring(), ""] \
+ history
self.addressbar.current(len(self.client.future) + 1)
if len(history) > 0: self.backbutton.config(state="default")
else: self.backbutton.config(state="disabled")
if len(future) > 0: self.forwardbutton.config(state="default")
else: self.forwardbutton.config(state="disabled")
else:
self.location.set(self.client.location)
def navigate(self, url, force=False):
"""Navigates to an URL"""
if url == "" or url == self.client.location:
self.addressbar.current(len(self.client.future) + 1)
if not force:
return
self.client.navigate(url, force)
self.viewer.resource = self.client.resource
self.updateNavBar()
def navigateBack(self, event=None):
"""Navigates to the last point in the client history"""
self.client.navigateBack()
self.viewer.resource = self.client.resource
self.updateNavBar()
def navigateForward(self, event=None):
"""Navigates to the last point in the client future"""
self.client.navigateForward()
self.viewer.resource = self.client.resource
self.updateNavBar()
def reload(self, event=None):
if self.client.connected:
self.client.close()
else:
self.viewer.resource = self.client.connect()
def pollClient(self):
"""Polls the client for new data."""
if self.client.socket:
asyncore.loop(0.1, count=1)
if self.client.connected:
self.reloadbutton.configure(image=self.reloadbutton.stopicon)
self.viewer.render()
else:
self.reloadbutton.configure(image=self.reloadbutton.reloadicon)
self.clientjob = gophic.tk.root.after(100, self.pollClient)
class MainFrame(tk.Frame):
"""Encapsulates the main window of the gophic tk GUI"""
def __init__(self, master=None):
"""Initializes the main frame"""
tk.Frame.__init__(self, master)
self.client = Client(factory=gophic.ResourceFactory(
lambda c: TextResource(c) if c.location.type in "0" else None,
lambda c: DirectoryResource(c) if c.location.type in "17" else None,
lambda c: WebResource(c) if c.location.path.startswith("URL:") else None,
lambda c: TextResource(c) # TODO
))
self.pack()
def setup(self):
"""Sets up all widgets"""
self.location = tk.StringVar()
self.setupNavFrame()
self.setupViewer()
self.clientjob = gophic.tk.root.after(100, self.pollClient)
def teardown(self):
"""Destroys all widgets and quits the window"""
gophic.tk.root.after_cancel(self.clientjob)
try: # might already be gone
self.destroy()
except: pass
self.quit()
def setupNavFrame(self):
"""Sets up the navigation bar"""
self.navframe = tk.Frame()
self.backbutton = tk.Button(self.navframe)
self.backbutton.bind("<Button-1>", self.navigateBack)
self.backbutton.icon = tk.PhotoImage(file="icons/go-previous.gif")
self.backbutton.config(image=self.backbutton.icon, state="disabled")
self.backbutton.pack(side="left")
self.forwardbutton = tk.Button(self.navframe)
self.forwardbutton.icon = tk.PhotoImage(file="icons/go-next.gif")
self.forwardbutton.config(image=self.forwardbutton.icon, state="disabled")
self.forwardbutton.bind("<Button-1>", self.navigateForward)
self.forwardbutton.pack(side="left")
self.reloadbutton = tk.Button(self.navframe)
self.reloadbutton.reloadicon = tk.PhotoImage(file="icons/view-refresh.gif")
self.reloadbutton.stopicon = tk.PhotoImage(file="icons/process-stop.gif")
self.reloadbutton.bind("<Button-1>", self.reload)
self.reloadbutton.config(image=self.reloadbutton.reloadicon)
self.reloadbutton.pack(side="left")
if ttk:
def onComboboxSelected(event):
i = self.addressbar.current()
history = self.client.history[:]
lookup = self.client.future + ["", self.client.location, ""] + history
self.navigate(lookup[i])
self.viewer.focus()
self.addressbar = ttk.Combobox(self.navframe, textvariable=self.location)
self.addressbar.bind("<<ComboboxSelected>>", onComboboxSelected)
else:
self.addressbar = tk.Entry(self.navframe, textvariable=self.location)
def onReturn(event):
self.navigate(self.addressbar.get())
self.viewer.focus()
self.addressbar.bind("<Return>", onReturn)
self.addressbar.pack(side="left", fill="x", expand=1)
self.navframe.pack(side="top", fill="x", expand=0)
self.updateNavBar()
def setupViewer(self):
"""Sets up the ResourceViewer and its scrollbar"""
self.viewerframe = tk.Frame()
self.viewer = ResourceViewer(self.viewerframe)
self.viewer.grid_propagate(False)
self.viewer.grid(row=1, column=0, sticky="nesw")
self.viewerframe.grid_rowconfigure(1, weight=1)
self.viewerframe.grid_columnconfigure(0, weight=1)
self.scrollbar = tk.Scrollbar(self.viewerframe, command=self.viewer.yview)
self.scrollbar.grid(row=1, column=1, sticky="nesw")
self.viewer["yscrollcommand"] = self.scrollbar.set
self.viewerframe.pack(fill="both", expand=1)
def updateNavBar(self):
"""Updates the history combobox"""
if ttk:
history = [i.tostring() for i in self.client.history]
history.reverse()
future = [i.tostring() for i in self.client.future]
self.addressbar["values"] = future \
+ ["", self.client.location.tostring(), ""] \
+ history
self.addressbar.current(len(self.client.future) + 1)
if len(history) > 0: self.backbutton.config(state="default")
else: self.backbutton.config(state="disabled")
if len(future) > 0: self.forwardbutton.config(state="default")
else: self.forwardbutton.config(state="disabled")
else:
self.location.set(self.client.location)
def navigate(self, url, force=False):
"""Navigates to an URL"""
if url == "" or url == self.client.location:
self.addressbar.current(len(self.client.future) + 1)
if not force:
return
self.client.navigate(url, force)
self.viewer.resource = self.client.resource
self.updateNavBar()
def navigateBack(self, event=None):
"""Navigates to the last point in the client history"""
self.client.navigateBack()
self.viewer.resource = self.client.resource
self.updateNavBar()
def navigateForward(self, event=None):
"""Navigates to the last point in the client future"""
self.client.navigateForward()
self.viewer.resource = self.client.resource
self.updateNavBar()
def reload(self, event=None):
if self.client.connected:
self.client.close()
else:
self.viewer.resource = self.client.connect()
def pollClient(self):
"""Polls the client for new data."""
if self.client.socket:
asyncore.loop(0.1, count=1)
if self.client.connected:
self.reloadbutton.configure(image=self.reloadbutton.stopicon)
self.viewer.render()
else:
self.reloadbutton.configure(image=self.reloadbutton.reloadicon)
self.clientjob = gophic.tk.root.after(100, self.pollClient)