add options to disable copy & paste

pygame_gui/core/utility.py

@@ -173,7 +173,7 @@ def __linux_paste():
             stdout, _ = process.communicate()
             return stdout.decode('utf-8')
 
-else:
+elif PLATFORM == 'DARWIN':
     def __mac_copy(data: str):
         with subprocess.Popen('pbcopy',
                               env={'LANG': 'en_US.UTF-8'},
@@ -185,10 +185,19 @@ def __mac_paste():
         return subprocess.check_output(
             'pbpaste', env={'LANG': 'en_US.UTF-8'}).decode('utf-8')
 
+else:
+    def __unknown_copy(data: str):
+        # copy not supported on this platform
+        pass
+
+    def __unknown_paste():
+        # paste not supported on this platform
+        return ""
+
 
 def clipboard_copy(data: str):
     """
-    Hopefully cross platform, copy to a clipboard.
+    Hopefully cross-platform, copy to a clipboard.
 
     :return: A platform specific copy function.
 
@@ -201,13 +210,15 @@ def clipboard_copy(data: str):
             __windows_copy(data)
         elif current_platform == 'LINUX':
             __linux_copy(data)
-        else:
+        elif current_platform == 'DARWIN':
             __mac_copy(data)
+        else:
+            __unknown_copy(data)
 
 
 def clipboard_paste():
     """
-    Hopefully cross platform, paste from a clipboard.
+    Hopefully cross-platform, paste from a clipboard.
 
     :return: A platform specific paste function.
 
@@ -220,8 +231,10 @@ def clipboard_paste():
             return __windows_paste()
         elif current_platform == 'LINUX':
             return __linux_paste()
-        else:
+        elif current_platform == 'DARWIN':
             return __mac_paste()
+        else:
+            return __unknown_paste()
 
 
 def create_resource_path(relative_path: Union[str, Path]):

pygame_gui/elements/ui_text_box.py

@@ -199,6 +199,9 @@ def __init__(self,
         self.vertical_cursor_movement = False
         self.last_horiz_cursor_index = 0
 
+        self.copy_text_enabled = True
+        self.paste_text_enabled = False
+
         self.rebuild_from_changed_theme_data()
 
     @property
@@ -922,7 +925,8 @@ def _do_copy(self):
         if self.text_box_layout is not None and abs(self.select_range[0] - self.select_range[1]) > 0:
             low_end = min(self.select_range[0], self.select_range[1])
             high_end = max(self.select_range[0], self.select_range[1])
-            clipboard_copy(self.text_box_layout.plain_text[low_end:high_end])
+            if self.ui_manager.copy_text_enabled and self.copy_text_enabled:
+                clipboard_copy(self.text_box_layout.plain_text[low_end:high_end])
 
     def _calculate_double_click_word_selection(self):
         """

pygame_gui/elements/ui_text_entry_box.py

@@ -71,6 +71,7 @@ def __init__(self,
         self.cursor_blink_delay_after_moving = 1.0
         self.blink_cursor_time_acc = 0.0
         self.blink_cursor_time = 0.4
+        self.paste_text_enabled = True
 
         self.cursor_on = False
 
@@ -333,17 +334,19 @@ def _process_cut_event(self, event: Event) -> bool:
         return consumed_event
 
     def _do_cut(self):
-        if abs(self.select_range[0] - self.select_range[1]) > 0:
-            low_end = min(self.select_range[0], self.select_range[1])
-            high_end = max(self.select_range[0], self.select_range[1])
-            clipboard_copy(self.html_text[low_end:high_end])
-            self.text_box_layout.delete_selected_text()
-            self.edit_position = low_end
-            self.html_text = self.html_text[:low_end] + self.html_text[high_end:]
-            self.text_box_layout.set_cursor_position(self.edit_position)
-            self.select_range = [0, 0]
-            self.redraw_from_text_block()
-            self.cursor_has_moved_recently = True
+        if self.ui_manager.copy_text_enabled and self.copy_text_enabled:
+            if abs(self.select_range[0] - self.select_range[1]) > 0:
+                low_end = min(self.select_range[0], self.select_range[1])
+                high_end = max(self.select_range[0], self.select_range[1])
+
+                clipboard_copy(self.html_text[low_end:high_end])
+                self.text_box_layout.delete_selected_text()
+                self.edit_position = low_end
+                self.html_text = self.html_text[:low_end] + self.html_text[high_end:]
+                self.text_box_layout.set_cursor_position(self.edit_position)
+                self.select_range = [0, 0]
+                self.redraw_from_text_block()
+                self.cursor_has_moved_recently = True
 
     def _process_paste_event(self, event: Event) -> bool:
         """
@@ -362,30 +365,31 @@ def _process_paste_event(self, event: Event) -> bool:
         return consumed_event
 
     def _do_paste(self):
-        paste = clipboard_paste()
-        if paste is not None:
-            new_text = self.convert_all_line_endings_to_unix(clipboard_paste())
+        if self.ui_manager.paste_text_enabled and self.paste_text_enabled:
+            paste = clipboard_paste()
+            if paste is not None:
+                new_text = self.convert_all_line_endings_to_unix(clipboard_paste())
 
-            if abs(self.select_range[0] - self.select_range[1]) > 0:
-                low_end = min(self.select_range[0], self.select_range[1])
-                high_end = max(self.select_range[0], self.select_range[1])
-                self.html_text = self.html_text[:low_end] + new_text + self.html_text[high_end:]
-                self.set_text(self.html_text)
-                self.edit_position = low_end + len(new_text)
-                self.text_box_layout.set_cursor_position(self.edit_position)
-                self.redraw_from_text_block()
-                self.select_range = [0, 0]
-                self.cursor_has_moved_recently = True
-            elif len(new_text) > 0:
-                self.html_text = (self.html_text[:self.edit_position] +
-                                  new_text +
-                                  self.html_text[self.edit_position:])
-                original_edit_pos = self.edit_position
-                self.set_text(self.html_text)
-                self.edit_position = original_edit_pos + len(new_text)
-                self.text_box_layout.set_cursor_position(self.edit_position)
-                self.redraw_from_text_block()
-                self.cursor_has_moved_recently = True
+                if abs(self.select_range[0] - self.select_range[1]) > 0:
+                    low_end = min(self.select_range[0], self.select_range[1])
+                    high_end = max(self.select_range[0], self.select_range[1])
+                    self.html_text = self.html_text[:low_end] + new_text + self.html_text[high_end:]
+                    self.set_text(self.html_text)
+                    self.edit_position = low_end + len(new_text)
+                    self.text_box_layout.set_cursor_position(self.edit_position)
+                    self.redraw_from_text_block()
+                    self.select_range = [0, 0]
+                    self.cursor_has_moved_recently = True
+                elif len(new_text) > 0:
+                    self.html_text = (self.html_text[:self.edit_position] +
+                                      new_text +
+                                      self.html_text[self.edit_position:])
+                    original_edit_pos = self.edit_position
+                    self.set_text(self.html_text)
+                    self.edit_position = original_edit_pos + len(new_text)
+                    self.text_box_layout.set_cursor_position(self.edit_position)
+                    self.redraw_from_text_block()
+                    self.cursor_has_moved_recently = True
 
     def redraw_from_text_block(self):
         self.text_box_layout.fit_layout_rect_height_to_rows()

pygame_gui/elements/ui_text_entry_line.py

@@ -147,6 +147,9 @@ def __init__(self,
         self.forbidden_characters: Optional[List[str]] = None
         self.length_limit: Optional[int] = None
 
+        self.copy_text_enabled = True
+        self.paste_text_enabled = True
+
         self.rebuild_from_changed_theme_data()
 
     @property
@@ -780,20 +783,21 @@ def _process_cut_event(self, event: Event) -> bool:
         return consumed_event
 
     def _do_cut(self):
-        if abs(self.select_range[0] - self.select_range[1]) > 0:
-            low_end = min(self.select_range[0], self.select_range[1])
-            high_end = max(self.select_range[0], self.select_range[1])
-            clipboard_copy(self.text[low_end:high_end])
-            if self.drawable_shape is not None:
-                self.drawable_shape.text_box_layout.delete_selected_text()
-                self.drawable_shape.apply_active_text_changes()
-            self.edit_position = low_end
-            self.text = self.text[:low_end] + self.text[high_end:]
-            if self.drawable_shape is not None:
-                self.drawable_shape.text_box_layout.set_cursor_position(self.edit_position)
-                self.drawable_shape.apply_active_text_changes()
-            self.select_range = [0, 0]
-            self.cursor_has_moved_recently = True
+        if self.ui_manager.copy_text_enabled and self.copy_text_enabled:
+            if abs(self.select_range[0] - self.select_range[1]) > 0:
+                low_end = min(self.select_range[0], self.select_range[1])
+                high_end = max(self.select_range[0], self.select_range[1])
+                clipboard_copy(self.text[low_end:high_end])
+                if self.drawable_shape is not None:
+                    self.drawable_shape.text_box_layout.delete_selected_text()
+                    self.drawable_shape.apply_active_text_changes()
+                self.edit_position = low_end
+                self.text = self.text[:low_end] + self.text[high_end:]
+                if self.drawable_shape is not None:
+                    self.drawable_shape.text_box_layout.set_cursor_position(self.edit_position)
+                    self.drawable_shape.apply_active_text_changes()
+                self.select_range = [0, 0]
+                self.cursor_has_moved_recently = True
 
     def _process_copy_event(self, event: Event) -> bool:
         """
@@ -817,7 +821,8 @@ def _do_copy(self):
         if abs(self.select_range[0] - self.select_range[1]) > 0:
             low_end = min(self.select_range[0], self.select_range[1])
             high_end = max(self.select_range[0], self.select_range[1])
-            clipboard_copy(self.text[low_end:high_end])
+            if self.ui_manager.copy_text_enabled and self.copy_text_enabled:
+                clipboard_copy(self.text[low_end:high_end])
 
     def _process_paste_event(self, event: pygame.event.Event) -> bool:
         """
@@ -837,52 +842,53 @@ def _process_paste_event(self, event: pygame.event.Event) -> bool:
         return consumed_event
 
     def _do_paste(self):
-        new_text = clipboard_paste()
-        if self.validate_text_string(new_text):
-            if abs(self.select_range[0] - self.select_range[1]) > 0:
-                low_end = min(self.select_range[0], self.select_range[1])
-                high_end = max(self.select_range[0], self.select_range[1])
-                final_text = self.text[:low_end] + new_text + self.text[high_end:]
-                within_length_limit = True
-                if self.length_limit is not None and len(final_text) > self.length_limit:
-                    within_length_limit = False
-                if within_length_limit:
-                    self.text = final_text
-                    if self.drawable_shape is not None:
-                        self.drawable_shape.text_box_layout.delete_selected_text()
-                        self.drawable_shape.apply_active_text_changes()
-                    display_new_text = new_text
-                    if self.is_text_hidden:
-                        display_new_text = self.hidden_text_char * len(new_text)
-                    if self.drawable_shape is not None:
-                        self.drawable_shape.insert_text(display_new_text, low_end)
-                    self.edit_position = low_end + len(new_text)
-                    if self.drawable_shape is not None:
-                        self.drawable_shape.text_box_layout.set_cursor_position(
-                            self.edit_position)
-                        self.drawable_shape.apply_active_text_changes()
-                    self.select_range = [0, 0]
-                    self.cursor_has_moved_recently = True
-            elif len(new_text) > 0:
-                final_text = (self.text[:self.edit_position] +
-                              new_text +
-                              self.text[self.edit_position:])
-                within_length_limit = True
-                if self.length_limit is not None and len(final_text) > self.length_limit:
-                    within_length_limit = False
-                if within_length_limit:
-                    self.text = final_text
-                    display_new_text = new_text
-                    if self.is_text_hidden:
-                        display_new_text = self.hidden_text_char * len(new_text)
-                    if self.drawable_shape is not None:
-                        self.drawable_shape.insert_text(display_new_text, self.edit_position)
-                    self.edit_position += len(new_text)
-                    if self.drawable_shape is not None:
-                        self.drawable_shape.text_box_layout.set_cursor_position(
-                            self.edit_position)
-                        self.drawable_shape.apply_active_text_changes()
-                    self.cursor_has_moved_recently = True
+        if self.ui_manager.paste_text_enabled and self.paste_text_enabled:
+            new_text = clipboard_paste()
+            if self.validate_text_string(new_text):
+                if abs(self.select_range[0] - self.select_range[1]) > 0:
+                    low_end = min(self.select_range[0], self.select_range[1])
+                    high_end = max(self.select_range[0], self.select_range[1])
+                    final_text = self.text[:low_end] + new_text + self.text[high_end:]
+                    within_length_limit = True
+                    if self.length_limit is not None and len(final_text) > self.length_limit:
+                        within_length_limit = False
+                    if within_length_limit:
+                        self.text = final_text
+                        if self.drawable_shape is not None:
+                            self.drawable_shape.text_box_layout.delete_selected_text()
+                            self.drawable_shape.apply_active_text_changes()
+                        display_new_text = new_text
+                        if self.is_text_hidden:
+                            display_new_text = self.hidden_text_char * len(new_text)
+                        if self.drawable_shape is not None:
+                            self.drawable_shape.insert_text(display_new_text, low_end)
+                        self.edit_position = low_end + len(new_text)
+                        if self.drawable_shape is not None:
+                            self.drawable_shape.text_box_layout.set_cursor_position(
+                                self.edit_position)
+                            self.drawable_shape.apply_active_text_changes()
+                        self.select_range = [0, 0]
+                        self.cursor_has_moved_recently = True
+                elif len(new_text) > 0:
+                    final_text = (self.text[:self.edit_position] +
+                                  new_text +
+                                  self.text[self.edit_position:])
+                    within_length_limit = True
+                    if self.length_limit is not None and len(final_text) > self.length_limit:
+                        within_length_limit = False
+                    if within_length_limit:
+                        self.text = final_text
+                        display_new_text = new_text
+                        if self.is_text_hidden:
+                            display_new_text = self.hidden_text_char * len(new_text)
+                        if self.drawable_shape is not None:
+                            self.drawable_shape.insert_text(display_new_text, self.edit_position)
+                        self.edit_position += len(new_text)
+                        if self.drawable_shape is not None:
+                            self.drawable_shape.text_box_layout.set_cursor_position(
+                                self.edit_position)
+                            self.drawable_shape.apply_active_text_changes()
+                        self.cursor_has_moved_recently = True
 
     def _process_mouse_button_event(self, event: pygame.event.Event) -> bool:
         """

pygame_gui/ui_manager.py

@@ -101,6 +101,9 @@ def __init__(self,
         self.text_hovered = False
         self.hovering_any_ui_element = False
 
+        self.copy_text_enabled = True
+        self.paste_text_enabled = True
+
         if auto_load:
             self.resource_loader.start()
             # If we are using a blocking loader this will only return when loading is complete