fixed withdraw and iconify functionality for CTk and CTkToplevel #277 #305 #302

customtkinter/appearance_mode_tracker.py

@@ -45,7 +45,7 @@ class AppearanceModeTracker:
                 cls.app_list.append(app)
 
                 if not cls.update_loop_running:
-                    app.after(500, cls.update)
+                    app.after(cls.update_loop_interval, cls.update)
                     cls.update_loop_running = True
 
     @classmethod

customtkinter/windows/ctk_tk.py

@@ -52,7 +52,8 @@ class CTk(tkinter.Tk):
         super().title("CTk")
         self.geometry(f"{self.current_width}x{self.current_height}")
 
-        self.window_exists = False  # indicates if the window is already shown through update() or mainloop()
+        self.state_before_windows_set_titlebar_color = None
+        self.window_exists = False  # indicates if the window is already shown through update() or mainloop() after init
         self.withdraw_called_before_window_exists = False  # indicates if withdraw() was called before window is first shown through update() or mainloop()
         self.iconify_called_before_window_exists = False  # indicates if iconify() was called before window is first shown through update() or mainloop()
 
@@ -121,7 +122,9 @@ class CTk(tkinter.Tk):
             self.window_exists = True
 
             if not self.withdraw_called_before_window_exists and not self.iconify_called_before_window_exists:
+                # print("window dont exists -> deiconify in update")
                 self.deiconify()
+
         super().update()
 
     def mainloop(self, *args, **kwargs):
@@ -129,7 +132,9 @@ class CTk(tkinter.Tk):
             self.window_exists = True
 
             if not self.withdraw_called_before_window_exists and not self.iconify_called_before_window_exists:
+                # print("window dont exists -> deiconify in mainloop")
                 self.deiconify()
+
         super().mainloop(*args, **kwargs)
 
     def resizable(self, *args, **kwargs):
@@ -279,8 +284,15 @@ class CTk(tkinter.Tk):
 
         if sys.platform.startswith("win") and not Settings.deactivate_windows_window_header_manipulation:
 
+            if self.window_exists:
+                self.state_before_windows_set_titlebar_color = self.state()
+                # print("window_exists -> state_before_windows_set_titlebar_color: ", self.state_before_windows_set_titlebar_color)
+
+                if self.state_before_windows_set_titlebar_color != "iconic" or self.state_before_windows_set_titlebar_color != "withdrawn":
                     super().withdraw()  # hide window so that it can be redrawn after the titlebar change so that the color change is visible
-            if not self.window_exists:
+            else:
+                # print("window dont exists -> withdraw and update")
+                super().withdraw()
                 super().update()
 
             if color_mode.lower() == "dark":
@@ -309,7 +321,17 @@ class CTk(tkinter.Tk):
                 print(err)
 
             if self.window_exists:
+                # print("window_exists -> return to original state: ", self.state_before_windows_set_titlebar_color)
+                if self.state_before_windows_set_titlebar_color == "normal":
                     self.deiconify()
+                elif self.state_before_windows_set_titlebar_color == "iconic":
+                    self.iconify()
+                elif self.state_before_windows_set_titlebar_color == "zoomed":
+                    self.state("zoomed")
+                else:
+                    self.state(self.state_before_windows_set_titlebar_color)  # other states
+            else:
+                pass  # wait for update or mainloop to be called
 
     def set_appearance_mode(self, mode_string):
         if mode_string.lower() == "dark":

customtkinter/windows/ctk_toplevel.py

@@ -48,6 +48,11 @@ class CTkToplevel(tkinter.Toplevel):
         super().configure(bg=ThemeManager.single_color(self.fg_color, self.appearance_mode))
         super().title("CTkToplevel")
 
+        self.state_before_windows_set_titlebar_color = None
+        self.windows_set_titlebar_color_called = False  # indicates if windows_set_titlebar_color was called, stays True until revert_withdraw_after_windows_set_titlebar_color is called
+        self.withdraw_called_after_windows_set_titlebar_color = False  # indicates if withdraw() was called after windows_set_titlebar_color
+        self.iconify_called_after_windows_set_titlebar_color = False  # indicates if iconify() was called after windows_set_titlebar_color
+
         if sys.platform.startswith("win"):
             if self.appearance_mode == 1:
                 self.windows_set_titlebar_color("dark")
@@ -143,6 +148,16 @@ class CTkToplevel(tkinter.Toplevel):
         self.disable_macos_dark_title_bar()
         super().destroy()
 
+    def withdraw(self):
+        if self.windows_set_titlebar_color_called:
+            self.withdraw_called_after_windows_set_titlebar_color = True
+        super().withdraw()
+
+    def iconify(self):
+        if self.windows_set_titlebar_color_called:
+            self.iconify_called_after_windows_set_titlebar_color = True
+        super().iconify()
+
     def resizable(self, *args, **kwargs):
         super().resizable(*args, **kwargs)
         self.last_resizable_args = (args, kwargs)
@@ -234,6 +249,7 @@ class CTkToplevel(tkinter.Toplevel):
 
         if sys.platform.startswith("win") and not Settings.deactivate_windows_window_header_manipulation:
 
+            self.state_before_windows_set_titlebar_color = self.state()
             super().withdraw()  # hide window so that it can be redrawn after the titlebar change so that the color change is visible
             super().update()
 
@@ -261,7 +277,30 @@ class CTkToplevel(tkinter.Toplevel):
             except Exception as err:
                 print(err)
 
+            self.windows_set_titlebar_color_called = True
+            self.after(5, self.revert_withdraw_after_windows_set_titlebar_color)
+
+    def revert_withdraw_after_windows_set_titlebar_color(self):
+        """ if in a short time (5ms) after """
+        if self.windows_set_titlebar_color_called:
+
+            if self.withdraw_called_after_windows_set_titlebar_color:
+                pass  # leave it withdrawed
+            elif self.iconify_called_after_windows_set_titlebar_color:
+                super().iconify()
+            else:
+                if self.state_before_windows_set_titlebar_color == "normal":
                     self.deiconify()
+                elif self.state_before_windows_set_titlebar_color == "iconic":
+                    self.iconify()
+                elif self.state_before_windows_set_titlebar_color == "zoomed":
+                    self.state("zoomed")
+                else:
+                    self.state(self.state_before_windows_set_titlebar_color)  # other states
+
+            self.windows_set_titlebar_color_called = False
+            self.withdraw_called_after_windows_set_titlebar_color = False
+            self.iconify_called_after_windows_set_titlebar_color = False
 
     def set_appearance_mode(self, mode_string):
         if mode_string.lower() == "dark":

test/manual_integration_tests/test_ctk_toplevel.py

@@ -1,5 +1,7 @@
 import customtkinter
 
+customtkinter.set_appearance_mode("dark")
+
 
 class ToplevelWindow(customtkinter.CTkToplevel):
     def __init__(self, *args, closing_event=None, **kwargs):
@@ -11,6 +13,9 @@ class ToplevelWindow(customtkinter.CTkToplevel):
         self.label = customtkinter.CTkLabel(self, text="ToplevelWindow")
         self.label.pack(padx=20, pady=20)
 
+        self.button_1 = customtkinter.CTkButton(self, text="set dark", command=lambda: customtkinter.set_appearance_mode("dark"))
+        self.button_1.pack(side="top", padx=40, pady=40)
+
     def closing(self):
         self.destroy()
         if self.closing_event is not None:
@@ -24,6 +29,10 @@ class App(customtkinter.CTk):
 
         self.button_1 = customtkinter.CTkButton(self, text="Open CTkToplevel", command=self.open_toplevel)
         self.button_1.pack(side="top", padx=40, pady=40)
+        self.button_2 = customtkinter.CTkButton(self, text="iconify toplevel", command=lambda: self.toplevel_window.iconify())
+        self.button_2.pack(side="top", padx=40, pady=40)
+        self.button_3 = customtkinter.CTkButton(self, text="set light", command=lambda: customtkinter.set_appearance_mode("light"))
+        self.button_3.pack(side="top", padx=40, pady=40)
 
         self.toplevel_window = None
 

test/manual_integration_tests/test_iconify_destroy.py

@@ -3,20 +3,20 @@ import customtkinter
 app = customtkinter.CTk()
 app.geometry("400x240")
 
-app.withdraw()
+app.iconify()
 app.after(1000, app.deiconify)
 
 
 def button_function():
     top = customtkinter.CTkToplevel(app)
-    top.withdraw()
+    top.iconify()
 
-    app.after(1000, top.deiconify)  # show toplevel
+    app.after(1500, top.deiconify)  # show toplevel
     app.after(2000, top.iconify)  # hide toplevel
     app.after(2500, top.deiconify)  # show toplevel
     app.after(3500, app.iconify)  # hide app
     app.after(4000, app.deiconify)  # show app
-    app.after(5000, app.destroy)  # destroy everything
+    app.after(4500, top.lift)  # show app
 
 
 button = customtkinter.CTkButton(app, command=button_function)