Merge pull request #53702 from ConteZero/primary_clipboard_linux

doc/classes/DisplayServer.xml

@@ -13,6 +13,13 @@
 				Returns the user's clipboard as a string if possible.
 			</description>
 		</method>
+		<method name="clipboard_get_primary" qualifiers="const">
+			<return type="String" />
+			<description>
+				Returns the user's primary clipboard as a string if possible.
+				[b]Note:[/b] This method is only implemented on Linux.
+			</description>
+		</method>
 		<method name="clipboard_set">
 			<return type="void" />
 			<argument index="0" name="clipboard" type="String" />
@@ -20,6 +27,14 @@
 				Sets the user's clipboard content to the given string.
 			</description>
 		</method>
+		<method name="clipboard_set_primary">
+			<return type="void" />
+			<argument index="0" name="clipboard_primary" type="String" />
+			<description>
+				Sets the user's primary clipboard content to the given string.
+				[b]Note:[/b] This method is only implemented on Linux.
+			</description>
+		</method>
 		<method name="console_set_visible">
 			<return type="void" />
 			<argument index="0" name="console_visible" type="bool" />

doc/classes/LineEdit.xml

@@ -222,6 +222,10 @@
 			[/csharp]
 			[/codeblocks]
 		</member>
+		<member name="middle_mouse_paste_enabled" type="bool" setter="set_middle_mouse_paste_enabled" getter="is_middle_mouse_paste_enabled" default="true">
+			If [code]false[/code], using middle mouse button to paste clipboard will be disabled.
+			[b]Note:[/b] This method is only implemented on Linux.
+		</member>
 		<member name="mouse_default_cursor_shape" type="int" setter="set_default_cursor_shape" getter="get_default_cursor_shape" override="true" enum="Control.CursorShape" default="1" />
 		<member name="placeholder_alpha" type="float" setter="set_placeholder_alpha" getter="get_placeholder_alpha" default="0.6">
 			Opacity of the [member placeholder_text]. From [code]0[/code] to [code]1[/code].

doc/classes/TextEdit.xml

@@ -41,6 +41,13 @@
 				Override this method to define what happens when the user performs a paste operation.
 			</description>
 		</method>
+		<method name="_paste_primary_clipboard" qualifiers="virtual">
+			<return type="void" />
+			<description>
+				Override this method to define what happens when the user performs a paste operation with middle mouse button.
+				[b]Note:[/b] This method is only implemented on Linux.
+			</description>
+		</method>
 		<method name="add_gutter">
 			<return type="void" />
 			<argument index="0" name="at" type="int" default="-1" />
@@ -937,6 +944,10 @@
 		<member name="language" type="String" setter="set_language" getter="get_language" default="&quot;&quot;">
 			Language code used for line-breaking and text shaping algorithms, if left empty current locale is used instead.
 		</member>
+		<member name="middle_mouse_paste_enabled" type="bool" setter="set_middle_mouse_paste_enabled" getter="is_middle_mouse_paste_enabled" default="true">
+			If [code]false[/code], using middle mouse button to paste clipboard will be disabled.
+			[b]Note:[/b] This method is only implemented on Linux.
+		</member>
 		<member name="minimap_draw" type="bool" setter="set_draw_minimap" getter="is_drawing_minimap" default="false">
 			If [code]true[/code], a minimap is shown, providing an outline of your source code.
 		</member>

platform/linuxbsd/display_server_x11.cpp

@@ -406,6 +406,20 @@ void DisplayServerX11::clipboard_set(const String &p_text) {
 	XSetSelectionOwner(x11_display, XInternAtom(x11_display, "CLIPBOARD", 0), windows[MAIN_WINDOW_ID].x11_window, CurrentTime);
 }
 
+void DisplayServerX11::clipboard_set_primary(const String &p_text) {
+	_THREAD_SAFE_METHOD_
+	if (!p_text.is_empty()) {
+		{
+			// The clipboard content can be accessed while polling for events.
+			MutexLock mutex_lock(events_mutex);
+			internal_clipboard_primary = p_text;
+		}
+
+		XSetSelectionOwner(x11_display, XA_PRIMARY, windows[MAIN_WINDOW_ID].x11_window, CurrentTime);
+		XSetSelectionOwner(x11_display, XInternAtom(x11_display, "PRIMARY", 0), windows[MAIN_WINDOW_ID].x11_window, CurrentTime);
+	}
+}
+
 Bool DisplayServerX11::_predicate_clipboard_selection(Display *display, XEvent *event, XPointer arg) {
 	if (event->type == SelectionNotify && event->xselection.requestor == *(Window *)arg) {
 		return True;
@@ -427,7 +441,12 @@ String DisplayServerX11::_clipboard_get_impl(Atom p_source, Window x11_window, A
 
 	Window selection_owner = XGetSelectionOwner(x11_display, p_source);
 	if (selection_owner == x11_window) {
-		return internal_clipboard;
+		static const char *target_type = "PRIMARY";
+		if (p_source != None && String(XGetAtomName(x11_display, p_source)) == target_type) {
+			return internal_clipboard_primary;
+		} else {
+			return internal_clipboard;
+		}
 	}
 
 	if (selection_owner != None) {
@@ -580,6 +599,19 @@ String DisplayServerX11::clipboard_get() const {
 	return ret;
 }
 
+String DisplayServerX11::clipboard_get_primary() const {
+	_THREAD_SAFE_METHOD_
+
+	String ret;
+	ret = _clipboard_get(XInternAtom(x11_display, "PRIMARY", 0), windows[MAIN_WINDOW_ID].x11_window);
+
+	if (ret.is_empty()) {
+		ret = _clipboard_get(XA_PRIMARY, windows[MAIN_WINDOW_ID].x11_window);
+	}
+
+	return ret;
+}
+
 Bool DisplayServerX11::_predicate_clipboard_save_targets(Display *display, XEvent *event, XPointer arg) {
 	if (event->xany.window == *(Window *)arg) {
 		return (event->type == SelectionRequest) ||
@@ -2417,7 +2449,7 @@ void DisplayServerX11::_handle_key_event(WindowID p_window, XKeyEvent *p_event,
 	Input::get_singleton()->parse_input_event(k);
 }
 
-Atom DisplayServerX11::_process_selection_request_target(Atom p_target, Window p_requestor, Atom p_property) const {
+Atom DisplayServerX11::_process_selection_request_target(Atom p_target, Window p_requestor, Atom p_property, Atom p_selection) const {
 	if (p_target == XInternAtom(x11_display, "TARGETS", 0)) {
 		// Request to list all supported targets.
 		Atom data[9];
@@ -2459,7 +2491,13 @@ Atom DisplayServerX11::_process_selection_request_target(Atom p_target, Window p
 			   p_target == XInternAtom(x11_display, "text/plain", 0)) {
 		// Directly using internal clipboard because we know our window
 		// is the owner during a selection request.
-		CharString clip = internal_clipboard.utf8();
+		CharString clip;
+		static const char *target_type = "PRIMARY";
+		if (p_selection != None && String(XGetAtomName(x11_display, p_selection)) == target_type) {
+			clip = internal_clipboard_primary.utf8();
+		} else {
+			clip = internal_clipboard.utf8();
+		}
 		XChangeProperty(x11_display,
 				p_requestor,
 				p_property,
@@ -2497,7 +2535,7 @@ void DisplayServerX11::_handle_selection_request_event(XSelectionRequestEvent *p
 				for (uint64_t i = 0; i < len; i += 2) {
 					Atom target = targets[i];
 					Atom &property = targets[i + 1];
-					property = _process_selection_request_target(target, p_event->requestor, property);
+					property = _process_selection_request_target(target, p_event->requestor, property, p_event->selection);
 				}
 
 				XChangeProperty(x11_display,
@@ -2515,7 +2553,7 @@ void DisplayServerX11::_handle_selection_request_event(XSelectionRequestEvent *p
 		}
 	} else {
 		// Request for target conversion.
-		respond.xselection.property = _process_selection_request_target(p_event->target, p_event->requestor, p_event->property);
+		respond.xselection.property = _process_selection_request_target(p_event->target, p_event->requestor, p_event->property, p_event->selection);
 	}
 
 	respond.xselection.type = SelectionNotify;

platform/linuxbsd/display_server_x11.h

@@ -155,6 +155,7 @@ class DisplayServerX11 : public DisplayServer {
 	WindowID _create_window(WindowMode p_mode, VSyncMode p_vsync_mode, uint32_t p_flags, const Rect2i &p_rect);
 
 	String internal_clipboard;
+	String internal_clipboard_primary;
 	Window xdnd_source_window;
 	::Display *x11_display;
 	char *xmbstring;
@@ -205,7 +206,7 @@ class DisplayServerX11 : public DisplayServer {
 
 	void _handle_key_event(WindowID p_window, XKeyEvent *p_event, LocalVector<XEvent> &p_events, uint32_t &p_event_index, bool p_echo = false);
 
-	Atom _process_selection_request_target(Atom p_target, Window p_requestor, Atom p_property) const;
+	Atom _process_selection_request_target(Atom p_target, Window p_requestor, Atom p_property, Atom p_selection) const;
 	void _handle_selection_request_event(XSelectionRequestEvent *p_event) const;
 
 	String _clipboard_get_impl(Atom p_source, Window x11_window, Atom target) const;
@@ -290,6 +291,8 @@ public:
 
 	virtual void clipboard_set(const String &p_text) override;
 	virtual String clipboard_get() const override;
+	virtual void clipboard_set_primary(const String &p_text) override;
+	virtual String clipboard_get_primary() const override;
 
 	virtual int get_screen_count() const override;
 	virtual Point2i screen_get_position(int p_screen = SCREEN_OF_MAIN_WINDOW) const override;

scene/gui/line_edit.cpp

@@ -235,6 +235,25 @@ void LineEdit::gui_input(const Ref<InputEvent> &p_event) {
 			return;
 		}
 
+		if (is_middle_mouse_paste_enabled() && b->is_pressed() && b->get_button_index() == MOUSE_BUTTON_MIDDLE && is_editable()) {
+			String paste_buffer = DisplayServer::get_singleton()->clipboard_get_primary().strip_escapes();
+
+			deselect();
+			set_caret_at_pixel_pos(b->get_position().x);
+			if (!paste_buffer.is_empty()) {
+				insert_text_at_caret(paste_buffer);
+
+				if (!text_changed_dirty) {
+					if (is_inside_tree()) {
+						MessageQueue::get_singleton()->push_call(this, "_text_changed");
+					}
+					text_changed_dirty = true;
+				}
+			}
+			grab_focus();
+			return;
+		}
+
 		if (b->get_button_index() != MOUSE_BUTTON_LEFT) {
 			return;
 		}
@@ -271,6 +290,9 @@ void LineEdit::gui_input(const Ref<InputEvent> &p_event) {
 						selection.double_click = true;
 						last_dblclk = 0;
 						caret_column = selection.begin;
+						if (!pass) {
+							DisplayServer::get_singleton()->clipboard_set_primary(text);
+						}
 					} else if (b->is_double_click()) {
 						// Double-click select word.
 						last_dblclk = OS::get_singleton()->get_ticks_msec();
@@ -286,6 +308,9 @@ void LineEdit::gui_input(const Ref<InputEvent> &p_event) {
 								break;
 							}
 						}
+						if (!pass) {
+							DisplayServer::get_singleton()->clipboard_set_primary(text.substr(selection.begin, selection.end - selection.begin));
+						}
 					}
 				}
 
@@ -303,6 +328,9 @@ void LineEdit::gui_input(const Ref<InputEvent> &p_event) {
 			update();
 
 		} else {
+			if (selection.enabled && !pass && b->get_button_index() == MOUSE_BUTTON_LEFT) {
+				DisplayServer::get_singleton()->clipboard_set_primary(text.substr(selection.begin, selection.end - selection.begin));
+			}
 			if (!text.is_empty() && is_editable() && clear_button_enabled) {
 				bool press_attempt = clear_button_status.press_attempt;
 				clear_button_status.press_attempt = false;
@@ -1890,6 +1918,14 @@ bool LineEdit::is_virtual_keyboard_enabled() const {
 	return virtual_keyboard_enabled;
 }
 
+void LineEdit::set_middle_mouse_paste_enabled(bool p_enabled) {
+	middle_mouse_paste_enabled = p_enabled;
+}
+
+bool LineEdit::is_middle_mouse_paste_enabled() const {
+	return middle_mouse_paste_enabled;
+}
+
 void LineEdit::set_selecting_enabled(bool p_enabled) {
 	selecting_enabled = p_enabled;
 
@@ -2156,6 +2192,8 @@ void LineEdit::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("is_clear_button_enabled"), &LineEdit::is_clear_button_enabled);
 	ClassDB::bind_method(D_METHOD("set_shortcut_keys_enabled", "enable"), &LineEdit::set_shortcut_keys_enabled);
 	ClassDB::bind_method(D_METHOD("is_shortcut_keys_enabled"), &LineEdit::is_shortcut_keys_enabled);
+	ClassDB::bind_method(D_METHOD("set_middle_mouse_paste_enabled", "enable"), &LineEdit::set_middle_mouse_paste_enabled);
+	ClassDB::bind_method(D_METHOD("is_middle_mouse_paste_enabled"), &LineEdit::is_middle_mouse_paste_enabled);
 	ClassDB::bind_method(D_METHOD("set_selecting_enabled", "enable"), &LineEdit::set_selecting_enabled);
 	ClassDB::bind_method(D_METHOD("is_selecting_enabled"), &LineEdit::is_selecting_enabled);
 	ClassDB::bind_method(D_METHOD("set_right_icon", "icon"), &LineEdit::set_right_icon);
@@ -2211,6 +2249,7 @@ void LineEdit::_bind_methods() {
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "virtual_keyboard_enabled"), "set_virtual_keyboard_enabled", "is_virtual_keyboard_enabled");
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "clear_button_enabled"), "set_clear_button_enabled", "is_clear_button_enabled");
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "shortcut_keys_enabled"), "set_shortcut_keys_enabled", "is_shortcut_keys_enabled");
+	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "middle_mouse_paste_enabled"), "set_middle_mouse_paste_enabled", "is_middle_mouse_paste_enabled");
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "selecting_enabled"), "set_selecting_enabled", "is_selecting_enabled");
 	ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "right_icon", PROPERTY_HINT_RESOURCE_TYPE, "Texture"), "set_right_icon", "get_right_icon");
 	ADD_PROPERTY(PropertyInfo(Variant::INT, "text_direction", PROPERTY_HINT_ENUM, "Auto,Left-to-Right,Right-to-Left,Inherited"), "set_text_direction", "get_text_direction");

scene/gui/line_edit.h

@@ -126,6 +126,8 @@ private:
 
 	bool virtual_keyboard_enabled = true;
 
+	bool middle_mouse_paste_enabled = true;
+
 	Ref<Texture2D> right_icon;
 
 	struct Selection {
@@ -318,6 +320,9 @@ public:
 	void set_virtual_keyboard_enabled(bool p_enable);
 	bool is_virtual_keyboard_enabled() const;
 
+	void set_middle_mouse_paste_enabled(bool p_enabled);
+	bool is_middle_mouse_paste_enabled() const;
+
 	void set_selecting_enabled(bool p_enabled);
 	bool is_selecting_enabled() const;
 

scene/gui/rich_text_label.cpp

@@ -1596,12 +1596,16 @@ void RichTextLabel::gui_input(const Ref<InputEvent> &p_event) {
 							selection.to_char = words[i + 1];
 
 							selection.active = true;
+							DisplayServer::get_singleton()->clipboard_set_primary(get_selected_text());
 							update();
 							break;
 						}
 					}
 				}
 			} else if (!b->is_pressed()) {
+				if (selection.enabled) {
+					DisplayServer::get_singleton()->clipboard_set_primary(get_selected_text());
+				}
 				selection.click_item = nullptr;
 
 				if (!b->is_double_click() && !scroll_updated) {
@@ -1719,6 +1723,7 @@ void RichTextLabel::gui_input(const Ref<InputEvent> &p_event) {
 					swap = true;
 				} else if (selection.from_char == selection.to_char) {
 					selection.active = false;
+					update();
 					return;
 				}
 			}

scene/gui/text_edit.cpp

@@ -1534,6 +1534,10 @@ void TextEdit::gui_input(const Ref<InputEvent> &p_gui_input) {
 				update();
 			}
 
+			if (is_middle_mouse_paste_enabled() && mb->get_button_index() == MOUSE_BUTTON_MIDDLE) {
+				paste_primary_clipboard();
+			}
+
 			if (mb->get_button_index() == MOUSE_BUTTON_RIGHT && context_menu_enabled) {
 				_reset_caret_blink_timer();
 
@@ -1571,6 +1575,7 @@ void TextEdit::gui_input(const Ref<InputEvent> &p_gui_input) {
 				dragging_selection = false;
 				can_drag_minimap = false;
 				click_select_held->stop();
+				DisplayServer::get_singleton()->clipboard_set_primary(get_selected_text());
 			}
 
 			// Notify to show soft keyboard.
@@ -2596,6 +2601,14 @@ bool TextEdit::is_virtual_keyboard_enabled() const {
 	return virtual_keyboard_enabled;
 }
 
+void TextEdit::set_middle_mouse_paste_enabled(bool p_enabled) {
+	middle_mouse_paste_enabled = p_enabled;
+}
+
+bool TextEdit::is_middle_mouse_paste_enabled() const {
+	return middle_mouse_paste_enabled;
+}
+
 // Text manipulation
 void TextEdit::clear() {
 	setting_text = true;
@@ -2915,6 +2928,13 @@ void TextEdit::paste() {
 	_paste_internal();
 }
 
+void TextEdit::paste_primary_clipboard() {
+	if (GDVIRTUAL_CALL(_paste_primary_clipboard)) {
+		return;
+	}
+	_paste_primary_clipboard_internal();
+}
+
 // Context menu.
 PopupMenu *TextEdit::get_menu() const {
 	const_cast<TextEdit *>(this)->_generate_context_menu();
@@ -4536,6 +4556,9 @@ void TextEdit::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("set_virtual_keyboard_enabled", "enabled"), &TextEdit::set_virtual_keyboard_enabled);
 	ClassDB::bind_method(D_METHOD("is_virtual_keyboard_enabled"), &TextEdit::is_virtual_keyboard_enabled);
 
+	ClassDB::bind_method(D_METHOD("set_middle_mouse_paste_enabled", "enabled"), &TextEdit::set_middle_mouse_paste_enabled);
+	ClassDB::bind_method(D_METHOD("is_middle_mouse_paste_enabled"), &TextEdit::is_middle_mouse_paste_enabled);
+
 	// Text manipulation
 	ClassDB::bind_method(D_METHOD("clear"), &TextEdit::clear);
 
@@ -4575,6 +4598,7 @@ void TextEdit::_bind_methods() {
 	GDVIRTUAL_BIND(_cut)
 	GDVIRTUAL_BIND(_copy)
 	GDVIRTUAL_BIND(_paste)
+	GDVIRTUAL_BIND(_paste_primary_clipboard)
 
 	// Context Menu
 	BIND_ENUM_CONSTANT(MENU_CUT);
@@ -4850,6 +4874,7 @@ void TextEdit::_bind_methods() {
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "shortcut_keys_enabled"), "set_shortcut_keys_enabled", "is_shortcut_keys_enabled");
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "selecting_enabled"), "set_selecting_enabled", "is_selecting_enabled");
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "virtual_keyboard_enabled"), "set_virtual_keyboard_enabled", "is_virtual_keyboard_enabled");
+	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "middle_mouse_paste_enabled"), "set_middle_mouse_paste_enabled", "is_middle_mouse_paste_enabled");
 
 	ADD_PROPERTY(PropertyInfo(Variant::INT, "wrap_mode", PROPERTY_HINT_ENUM, "None,Boundary"), "set_line_wrapping_mode", "get_line_wrapping_mode");
 
@@ -5141,6 +5166,24 @@ void TextEdit::_paste_internal() {
 	end_complex_operation();
 }
 
+void TextEdit::_paste_primary_clipboard_internal() {
+	if (!is_editable()) {
+		return;
+	}
+
+	String paste_buffer = DisplayServer::get_singleton()->clipboard_get_primary();
+
+	Point2i pos = get_line_column_at_pos(get_local_mouse_pos());
+	deselect();
+	set_caret_line(pos.y, true, false);
+	set_caret_column(pos.x);
+	if (!paste_buffer.is_empty()) {
+		insert_text_at_caret(paste_buffer);
+	}
+
+	grab_focus();
+}
+
 /* Text. */
 // Context menu.
 void TextEdit::_generate_context_menu() {
@@ -5477,6 +5520,8 @@ void TextEdit::_update_selection_mode_word() {
 		}
 	}
 
+	DisplayServer::get_singleton()->clipboard_set_primary(get_selected_text());
+
 	update();
 
 	click_select_held->start();
@@ -5504,6 +5549,8 @@ void TextEdit::_update_selection_mode_line() {
 	set_caret_column(0);
 
 	select(selection.selecting_line, selection.selecting_column, line, col);
+	DisplayServer::get_singleton()->clipboard_set_primary(get_selected_text());
+
 	update();
 
 	click_select_held->start();

scene/gui/text_edit.h

@@ -269,6 +269,7 @@ private:
 	bool context_menu_enabled = true;
 	bool shortcut_keys_enabled = true;
 	bool virtual_keyboard_enabled = true;
+	bool middle_mouse_paste_enabled = true;
 
 	// Overridable actions
 	String cut_copy_line = "";
@@ -586,12 +587,14 @@ protected:
 	virtual void _cut_internal();
 	virtual void _copy_internal();
 	virtual void _paste_internal();
+	virtual void _paste_primary_clipboard_internal();
 
 	GDVIRTUAL1(_handle_unicode_input, int)
 	GDVIRTUAL0(_backspace)
 	GDVIRTUAL0(_cut)
 	GDVIRTUAL0(_copy)
 	GDVIRTUAL0(_paste)
+	GDVIRTUAL0(_paste_primary_clipboard)
 
 public:
 	/* General overrides. */
@@ -640,6 +643,9 @@ public:
 	void set_virtual_keyboard_enabled(bool p_enabled);
 	bool is_virtual_keyboard_enabled() const;
 
+	void set_middle_mouse_paste_enabled(bool p_enabled);
+	bool is_middle_mouse_paste_enabled() const;
+
 	// Text manipulation
 	void clear();
 
@@ -674,6 +680,7 @@ public:
 	void cut();
 	void copy();
 	void paste();
+	void paste_primary_clipboard();
 
 	// Context menu.
 	PopupMenu *get_menu() const;

servers/display_server.cpp

@@ -159,6 +159,14 @@ String DisplayServer::clipboard_get() const {
 	ERR_FAIL_V_MSG(String(), "Clipboard is not supported by this display server.");
 }
 
+void DisplayServer::clipboard_set_primary(const String &p_text) {
+	WARN_PRINT("Primary clipboard is not supported by this display server.");
+}
+
+String DisplayServer::clipboard_get_primary() const {
+	ERR_FAIL_V_MSG(String(), "Primary clipboard is not supported by this display server.");
+}
+
 void DisplayServer::screen_set_orientation(ScreenOrientation p_orientation, int p_screen) {
 	WARN_PRINT("Orientation not supported by this display server.");
 }
@@ -360,6 +368,8 @@ void DisplayServer::_bind_methods() {
 
 	ClassDB::bind_method(D_METHOD("clipboard_set", "clipboard"), &DisplayServer::clipboard_set);
 	ClassDB::bind_method(D_METHOD("clipboard_get"), &DisplayServer::clipboard_get);
+	ClassDB::bind_method(D_METHOD("clipboard_set_primary", "clipboard_primary"), &DisplayServer::clipboard_set_primary);
+	ClassDB::bind_method(D_METHOD("clipboard_get_primary"), &DisplayServer::clipboard_get_primary);
 
 	ClassDB::bind_method(D_METHOD("get_screen_count"), &DisplayServer::get_screen_count);
 	ClassDB::bind_method(D_METHOD("screen_get_position", "screen"), &DisplayServer::screen_get_position, DEFVAL(SCREEN_OF_MAIN_WINDOW));

servers/display_server.h

@@ -161,6 +161,8 @@ public:
 
 	virtual void clipboard_set(const String &p_text);
 	virtual String clipboard_get() const;
+	virtual void clipboard_set_primary(const String &p_text);
+	virtual String clipboard_get_primary() const;
 
 	enum {
 		SCREEN_OF_MAIN_WINDOW = -1