From e5a0d3dfb676087bdcef4c82876234782e46604c Mon Sep 17 00:00:00 2001
From: "Steinar H. Gunderson" <sgunderson@bigfoot.com>
Date: Sat, 2 Jun 2018 10:07:19 +0200
Subject: [PATCH] Add a mode to run in full screen.

I wondered if it should be full screen, full-screen or fullscreen,
but VLC uses the option --fullscreen, and it's good to be consistent
with that.

Adapted from a patch by Yoann Dubreuil.
---
 flags.cpp      | 8 ++++++++
 flags.h        | 1 +
 mainwindow.cpp | 3 +++
 3 files changed, 12 insertions(+)

diff --git a/flags.cpp b/flags.cpp
index cd648b9..9b3a9da 100644
--- a/flags.cpp
+++ b/flags.cpp
@@ -14,6 +14,7 @@ Flags global_flags;
 // Long options that have no corresponding short option.
 enum LongOption {
 	OPTION_HELP = 1000,
+	OPTION_FULLSCREEN,
 	OPTION_MULTICHANNEL,
 	OPTION_MIDI_MAPPING,
 	OPTION_DEFAULT_HDMI_INPUT,
@@ -73,6 +74,9 @@ void usage(Program program)
 	}
 	fprintf(stderr, "\n");
 	fprintf(stderr, "      --help                      print usage information\n");
+	if (program == PROGRAM_NAGERU) {
+		fprintf(stderr, "      --fullscreen                run in full screen, with no decorations\n");
+	}
 	fprintf(stderr, "  -w, --width                     output width in pixels (default 1280)\n");
 	fprintf(stderr, "  -h, --height                    output height in pixels (default 720)\n");
 	if (program == PROGRAM_NAGERU) {
@@ -163,6 +167,7 @@ void parse_flags(Program program, int argc, char * const argv[])
 {
 	static const option long_options[] = {
 		{ "help", no_argument, 0, OPTION_HELP },
+		{ "fullscreen", no_argument, 0, OPTION_FULLSCREEN },
 		{ "width", required_argument, 0, 'w' },
 		{ "height", required_argument, 0, 'h' },
 		{ "num-cards", required_argument, 0, 'c' },
@@ -473,6 +478,9 @@ void parse_flags(Program program, int argc, char * const argv[])
 			global_flags.ycbcr_interpretation[card_num] = interpretation;
 			break;
 		}
+		case OPTION_FULLSCREEN:
+			global_flags.fullscreen = true;
+			break;
 		case OPTION_HELP:
 			usage(program);
 			exit(0);
diff --git a/flags.h b/flags.h
index 1cd2755..09337d1 100644
--- a/flags.h
+++ b/flags.h
@@ -66,6 +66,7 @@ struct Flags {
 	int x264_bit_depth = 8;  // Not user-settable.
 	bool use_zerocopy = false;  // Not user-settable.
 	bool can_disable_srgb_decoder = false;  // Not user-settable.
+	bool fullscreen = false;
 };
 extern Flags global_flags;
 
diff --git a/mainwindow.cpp b/mainwindow.cpp
index b20e322..b542c10 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -301,6 +301,9 @@ MainWindow::MainWindow()
 	}
 	midi_mapper.refresh_highlights();
 	midi_mapper.refresh_lights();
+	if (global_flags.fullscreen) {
+		QMainWindow::showFullScreen();
+	}
 }
 
 void MainWindow::resizeEvent(QResizeEvent* event)
-- 
2.39.2