From 95480fceabec2dd6354b87a200b4a219b39d4f0a Mon Sep 17 00:00:00 2001
From: Mikko Rasa <tdb@tdb.fi>
Date: Sat, 17 Sep 2016 02:08:45 +0300
Subject: [PATCH] Implement additional fullscreen options for Window

---
 source/graphics/window.cpp     |  9 +++++++--
 source/graphics/window.h       |  3 +++
 source/graphics/x11/window.cpp | 12 ++++++++++--
 3 files changed, 20 insertions(+), 4 deletions(-)

diff --git a/source/graphics/window.cpp b/source/graphics/window.cpp
index 958667e..d27f41f 100644
--- a/source/graphics/window.cpp
+++ b/source/graphics/window.cpp
@@ -15,6 +15,8 @@ WindowOptions::WindowOptions():
 	width(640),
 	height(480),
 	fullscreen(false),
+	fullscreen_monitor(0),
+	fullscreen_exclusive(true),
 	resizable(false)
 { }
 
@@ -90,11 +92,14 @@ void Window::reconfigure(const WindowOptions &opts)
 
 void Window::set_fullscreen_mode()
 {
+	if(!options.fullscreen_monitor)
+		options.fullscreen_monitor = display.get_desktop_mode().monitor;
 	VideoMode mode(options.width, options.height);
-	mode.rotation = display.get_desktop_mode().monitor->desktop_settings.rotation;
+	mode.monitor = options.fullscreen_monitor;
+	mode.rotation = mode.monitor->desktop_settings.rotation;
 	if(mode.rotation==ROTATE_LEFT || mode.rotation==ROTATE_RIGHT)
 		swap(mode.width, mode.height);
-	display.set_mode(mode, true);
+	display.set_mode(mode, options.fullscreen_exclusive);
 }
 
 void Window::set_keyboard_autorepeat(bool r)
diff --git a/source/graphics/window.h b/source/graphics/window.h
index 443cac7..b9a50fe 100644
--- a/source/graphics/window.h
+++ b/source/graphics/window.h
@@ -8,6 +8,7 @@ namespace Msp {
 namespace Graphics {
 
 class Display;
+class Monitor;
 
 struct WindowOptions
 {
@@ -17,6 +18,8 @@ struct WindowOptions
 	unsigned width;
 	unsigned height;
 	bool fullscreen;
+	const Monitor *fullscreen_monitor;
+	bool fullscreen_exclusive;
 	bool resizable;
 
 	WindowOptions();
diff --git a/source/graphics/x11/window.cpp b/source/graphics/x11/window.cpp
index 7513d3f..07ff755 100644
--- a/source/graphics/x11/window.cpp
+++ b/source/graphics/x11/window.cpp
@@ -111,7 +111,15 @@ void Window::platform_reconfigure(bool fullscreen_changed)
 	XSetWMNormalHints(dpy, priv->window, &hints);
 
 	if(options.fullscreen)
-		XMoveResizeWindow(dpy, priv->window, 0, 0, options.width, options.height);
+	{
+		if(options.fullscreen_exclusive)
+			XMoveResizeWindow(dpy, priv->window, 0, 0, options.width, options.height);
+		else
+		{
+			const Monitor::Settings &ms = options.fullscreen_monitor->current_settings;
+			XMoveResizeWindow(dpy, priv->window, ms.x, ms.y, options.width, options.height);
+		}
+	}
 	else if(options.user_position)
 		XMoveResizeWindow(dpy, priv->window, options.x, options.y, options.width, options.height);
 	else
@@ -244,7 +252,7 @@ bool Window::event(const Event &evnt)
 			XSetInputFocus(display.get_private().display, priv->window, RevertToParent, CurrentTime);
 		break;
 	case MapNotify:
-		if(options.fullscreen)
+		if(options.fullscreen && options.fullscreen_exclusive)
 			XGrabPointer(display.get_private().display, priv->window, true, None, GrabModeAsync, GrabModeAsync, priv->window, None, CurrentTime);
 		break;
 	case Expose:
-- 
2.43.0