progressbar

Author: furas

tkinter/progressbar/README.md

@@ -0,0 +1,2 @@
+
+![#1](images/screenshot.png?raw=true)   

tkinter/progressbar/images/screenshot.png

@@ -0,0 +1,167 @@
+rom Tkinter import *
+import ttk
+
+class MainWindow(Frame):
+
+    def __init__(self):
+        Frame.__init__(self)
+        self.master.title("ProgressBar example")
+        #self.master.minsize(400, 100)
+        self.grid(sticky=E+W+N+S)
+
+        #-----
+
+        self.var_ind = IntVar(self)
+
+        self.pbar_ind = ttk.Progressbar(self, orient="horizontal", length=400, mode="indeterminate", variable=self.var_ind, maximum=100)
+        self.pbar_ind.grid(row=0, column=0, pady=2, padx=2, sticky=E+W+N+S, columnspan=3)
+
+        Label(self, text="indeterminate").grid(row=1, column=0, pady=2, padx=2, sticky=E+W+N+S)
+
+        self.lab_ind_var = Label(self, text="VAR:")
+        self.lab_ind_var.grid(row=1, column=1, pady=2, padx=2, sticky=E+W+N+S)
+
+        self.lab_ind_max = Label(self, text="MAX:")
+        self.lab_ind_max.grid(row=1, column=2, pady=2, padx=2, sticky=E+W+N+S)
+
+        #-----
+
+        self.var_det = IntVar(self)
+
+        self.pbar_det = ttk.Progressbar(self, orient="horizontal", length=400, mode="determinate", variable=self.var_det, maximum=100)
+        self.pbar_det.grid(row=2, column=0, pady=2, padx=2, sticky=E+W+N+S, columnspan=3)
+
+        Label(self, text="determinate").grid(row=3, column=0, pady=2, padx=2, sticky=E+W+N+S)
+
+        self.lab_det_var = Label(self, text="VAR:")
+        self.lab_det_var.grid(row=3, column=1, pady=2, padx=2, sticky=E+W+N+S)
+
+        self.lab_det_max = Label(self, text="MAX:")
+        self.lab_det_max.grid(row=3, column=2, pady=2, padx=2, sticky=E+W+N+S)
+
+        #-----
+
+        Label(self, text="ANIMATION:").grid(row=4, column=0, pady=2, padx=2, sticky=E+W+N+S)
+
+        Button(self, text='START', command=self.animation_start).grid(row=4, column=1, pady=2, padx=2, sticky=E+W+N+S)
+        Button(self, text='STOP', command=self.animation_stop).grid(row=4, column=2, pady=2, padx=2, sticky=E+W+N+S)
+
+        #-----
+
+        Label(self, text="SET:").grid(row=5, column=0, pady=2, padx=2, sticky=E+W+N+S)
+
+        Button(self, text='BEGIN', command=self.set_begin).grid(row=5, column=1, pady=2, padx=2, sticky=E+W+N+S)
+        Button(self, text='END', command=self.set_end).grid(row=5, column=2, pady=2, padx=2, sticky=E+W+N+S)
+
+        #-----
+
+        Label(self, text="SET:").grid(row=6, column=0, pady=2, padx=2, sticky=E+W+N+S)
+
+        Button(self, text='23', command=lambda:self.set(23)).grid(row=6, column=1, pady=2, padx=2, sticky=E+W+N+S)
+        Button(self, text='77', command=lambda:self.set(77)).grid(row=6, column=2, pady=2, padx=2, sticky=E+W+N+S)
+
+        #-----
+
+        Label(self, text="SET:").grid(row=7, column=0, pady=2, padx=2, sticky=E+W+N+S)
+
+        Button(self, text='+23', command=lambda:self.set_plus(23)).grid(row=7, column=1, pady=2, padx=2, sticky=E+W+N+S)
+        Button(self, text='-77', command=lambda:self.set_plus(-77)).grid(row=7, column=2, pady=2, padx=2, sticky=E+W+N+S)
+
+        #-----
+
+        Label(self, text="STEP:").grid(row=8, column=0, pady=2, padx=2, sticky=E+W+N+S)
+
+        Button(self, text='+1', command=lambda:self.step(1)).grid(row=8, column=1, pady=2, padx=2, sticky=E+W+N+S)
+        Button(self, text='-10', command=lambda:self.step(-10)).grid(row=8, column=2, pady=2, padx=2, sticky=E+W+N+S)
+
+        #-----
+
+        Label(self, text="MAX:").grid(row=9, column=0, pady=2, padx=2, sticky=E+W+N+S)
+
+        Button(self, text='100', command=lambda:self.max(100)).grid(row=9, column=1, pady=2, padx=2, sticky=E+W+N+S)
+        Button(self, text='200', command=lambda:self.max(200)).grid(row=9, column=2, pady=2, padx=2, sticky=E+W+N+S)
+
+        #-----
+
+        self.update_labels_after = False
+        self.update_labels()
+
+    #-----          
+
+    def animation_start(self):
+        self.update_labels_after = True
+
+        self.pbar_ind.start() # .start(1)
+        self.pbar_det.start() # .start(1)
+
+        self.update_labels()
+
+    def animation_stop(self):
+        self.update_labels_after = False
+
+        self.pbar_ind.stop()
+        self.pbar_det.stop()
+
+        self.update_labels()
+
+    #-----          
+
+    def set_begin(self):
+        self.var_ind.set( 0 )
+        self.var_det.set( 0 )
+
+        self.update_labels()
+
+    def set_end(self):
+        self.var_ind.set( self.pbar_ind.cget('maximum') )
+        self.var_det.set( self.pbar_det.cget('maximum') )
+
+        self.update_labels()
+
+    #-----          
+
+    def set(self, val):
+        self.var_ind.set( val )
+        self.var_det.set( val )
+
+        self.update_labels()
+
+    #-----          
+
+    def set_plus(self, val):
+        self.var_ind.set( self.var_ind.get() + val )
+        self.var_det.set( self.var_det.get() + val )
+
+        self.update_labels()
+
+    #-----          
+
+    def step(self, val=1):
+        self.pbar_ind.step(val) # .step()
+        self.pbar_det.step(val) # .step()
+
+        self.update_labels()
+
+    #-----          
+
+    def max(self, val=1):
+        self.pbar_ind.config(maximum=val)
+        self.pbar_det.config(maximum=val)
+
+        self.update_labels()
+
+    #-----          
+
+    def update_labels(self):
+
+        self.lab_ind_var.config(text='VAR: %d' % (self.var_ind.get()))
+        self.lab_ind_max.config(text='MAX: %d' % (self.pbar_ind.cget('maximum')))
+
+        self.lab_det_var.config(text='VAR: %d' % (self.var_det.get()))
+        self.lab_det_max.config(text='MAX: %d' % (self.pbar_det.cget('maximum')))
+
+        if self.update_labels_after:
+            self.after(50, self.update_labels)
+
+if __name__=="__main__":
+   MainWindow().mainloop()

tkinter/progressbar/main.py

@@ -1,19 +1,19 @@
 from graphics import *
 from random import randint
 
-screen = GraphWin("Logo", 500, 500)
+screen = GraphWin("Example", 500, 500)
 
 # --- objects ---
 
 line_1 = Text(Point(250, 500), "First line") 
 line_2 = Text(Point(250, 500), "Second line") 
 line_3 = Text(Point(250, 500), "Third line") 
 
-line_1.draw(screen)
-
 # --- control objects ---
 
+line_1.draw(screen)   # show first line at start 
 move_line_1 = True   # move first line at start
+
 move_line_2 = False  # don't move second line at start
 move_line_3 = False  # don't move third line at start