From 382155e6fe25ede22c8290733acfe50665807828 Mon Sep 17 00:00:00 2001
From: Nadia Holmquist Pedersen <nadia@nhp.sh>
Date: Fri, 17 Feb 2023 04:21:52 +0100
Subject: Add hotkey to toggle screen emphasis

Toggles which screen is emphasized when the screen sizing is set to
emphasize top or bottom. (Closes issue #1565)
---
 src/frontend/qt_sdl/Config.cpp                        |  2 ++
 src/frontend/qt_sdl/Config.h                          |  1 +
 src/frontend/qt_sdl/InputConfig/InputConfigDialog.cpp |  8 +++++---
 src/frontend/qt_sdl/main.cpp                          | 13 +++++++++++++
 src/frontend/qt_sdl/main.h                            |  2 ++
 5 files changed, 23 insertions(+), 3 deletions(-)

diff --git a/src/frontend/qt_sdl/Config.cpp b/src/frontend/qt_sdl/Config.cpp
index 8b2f3d4..e93ddc4 100644
--- a/src/frontend/qt_sdl/Config.cpp
+++ b/src/frontend/qt_sdl/Config.cpp
@@ -182,6 +182,7 @@ ConfigEntry ConfigFile[] =
     {"HKKey_FastForwardToggle",   0, &HKKeyMapping[HK_FastForwardToggle],   -1, true},
     {"HKKey_FullscreenToggle",    0, &HKKeyMapping[HK_FullscreenToggle],    -1, true},
     {"HKKey_SwapScreens",         0, &HKKeyMapping[HK_SwapScreens],         -1, true},
+    {"HKKey_SwapScreenEmphasis",  0, &HKKeyMapping[HK_SwapScreenEmphasis],  -1, true},
     {"HKKey_SolarSensorDecrease", 0, &HKKeyMapping[HK_SolarSensorDecrease], -1, true},
     {"HKKey_SolarSensorIncrease", 0, &HKKeyMapping[HK_SolarSensorIncrease], -1, true},
     {"HKKey_FrameStep",           0, &HKKeyMapping[HK_FrameStep],           -1, true},
@@ -194,6 +195,7 @@ ConfigEntry ConfigFile[] =
     {"HKJoy_FastForwardToggle",   0, &HKJoyMapping[HK_FastForwardToggle],   -1, true},
     {"HKJoy_FullscreenToggle",    0, &HKJoyMapping[HK_FullscreenToggle],    -1, true},
     {"HKJoy_SwapScreens",         0, &HKJoyMapping[HK_SwapScreens],         -1, true},
+    {"HKJoy_SwapScreenEmphasis",  0, &HKJoyMapping[HK_SwapScreenEmphasis],  -1, true},
     {"HKJoy_SolarSensorDecrease", 0, &HKJoyMapping[HK_SolarSensorDecrease], -1, true},
     {"HKJoy_SolarSensorIncrease", 0, &HKJoyMapping[HK_SolarSensorIncrease], -1, true},
     {"HKJoy_FrameStep",           0, &HKJoyMapping[HK_FrameStep],           -1, true},
diff --git a/src/frontend/qt_sdl/Config.h b/src/frontend/qt_sdl/Config.h
index 6ccae5f..1b89cab 100644
--- a/src/frontend/qt_sdl/Config.h
+++ b/src/frontend/qt_sdl/Config.h
@@ -32,6 +32,7 @@ enum
     HK_FastForwardToggle,
     HK_FullscreenToggle,
     HK_SwapScreens,
+    HK_SwapScreenEmphasis,
     HK_SolarSensorDecrease,
     HK_SolarSensorIncrease,
     HK_FrameStep,
diff --git a/src/frontend/qt_sdl/InputConfig/InputConfigDialog.cpp b/src/frontend/qt_sdl/InputConfig/InputConfigDialog.cpp
index 92a0186..396da29 100644
--- a/src/frontend/qt_sdl/InputConfig/InputConfigDialog.cpp
+++ b/src/frontend/qt_sdl/InputConfig/InputConfigDialog.cpp
@@ -60,7 +60,8 @@ const int hk_general[] =
     HK_FullscreenToggle,
     HK_Lid,
     HK_Mic,
-    HK_SwapScreens
+    HK_SwapScreens,
+    HK_SwapScreenEmphasis
 };
 
 const char* hk_general_labels[] =
@@ -73,12 +74,13 @@ const char* hk_general_labels[] =
     "Toggle fullscreen",
     "Close/open lid",
     "Microphone",
-    "Swap screens"
+    "Swap screens",
+    "Swap screen emphasis"
 };
 
 const int keypad_num = 12;
 const int hk_addons_num = 2;
-const int hk_general_num = 9;
+const int hk_general_num = 10;
 
 
 InputConfigDialog::InputConfigDialog(QWidget* parent) : QDialog(parent), ui(new Ui::InputConfigDialog)
diff --git a/src/frontend/qt_sdl/main.cpp b/src/frontend/qt_sdl/main.cpp
index 6c26060..803d1f1 100644
--- a/src/frontend/qt_sdl/main.cpp
+++ b/src/frontend/qt_sdl/main.cpp
@@ -426,6 +426,7 @@ EmuThread::EmuThread(QObject* parent) : QThread(parent)
     connect(this, SIGNAL(screenLayoutChange()), mainWindow->panelWidget, SLOT(onScreenLayoutChanged()));
     connect(this, SIGNAL(windowFullscreenToggle()), mainWindow, SLOT(onFullscreenToggled()));
     connect(this, SIGNAL(swapScreensToggle()), mainWindow->actScreenSwap, SLOT(trigger()));
+    connect(this, SIGNAL(screenEmphasisToggle()), mainWindow, SLOT(onScreenEmphasisToggled()));
 
     static_cast<ScreenPanelGL*>(mainWindow->panel)->transferLayout(this);
 }
@@ -596,6 +597,7 @@ void EmuThread::run()
         if (Input::HotkeyPressed(HK_FullscreenToggle)) emit windowFullscreenToggle();
 
         if (Input::HotkeyPressed(HK_SwapScreens)) emit swapScreensToggle();
+        if (Input::HotkeyPressed(HK_SwapScreenEmphasis)) emit screenEmphasisToggle();
 
         if (Input::HotkeyPressed(HK_SolarSensorDecrease))
         {
@@ -3287,6 +3289,17 @@ void MainWindow::onFullscreenToggled()
     ToggleFullscreen(this);
 }
 
+void MainWindow::onScreenEmphasisToggled() {
+    int currentSizing = Config::ScreenSizing;
+    if (currentSizing == screenSizing_EmphTop) {
+        Config::ScreenSizing = screenSizing_EmphBot;
+    } else if (currentSizing == screenSizing_EmphBot) {
+        Config::ScreenSizing = screenSizing_EmphTop;
+    }
+
+    emit screenLayoutChange();
+}
+
 void MainWindow::onEmuStart()
 {
     for (int i = 1; i < 9; i++)
diff --git a/src/frontend/qt_sdl/main.h b/src/frontend/qt_sdl/main.h
index 30af909..f9baea7 100644
--- a/src/frontend/qt_sdl/main.h
+++ b/src/frontend/qt_sdl/main.h
@@ -85,6 +85,7 @@ signals:
     void windowFullscreenToggle();
 
     void swapScreensToggle();
+    void screenEmphasisToggle();
 
 private:
     void drawScreenGL();
@@ -331,6 +332,7 @@ private slots:
     void onUpdateVideoSettings(bool glchange);
 
     void onFullscreenToggled();
+    void onScreenEmphasisToggled();
 
 private:
     void closeEvent(QCloseEvent* event);
-- 
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