From 1ae9ce1e0a00bf6f8b7e719bf1ec6e73f111afcf Mon Sep 17 00:00:00 2001
From: SephiRok <sephirok@users.sourceforge.net>
Date: Thu, 21 Feb 2013 18:39:22 +0100
Subject: [PATCH] Fixed print screen key input for all platforms.

---
 README.md          | 1 +
 src/cocoa_window.m | 2 +-
 src/win32_window.c | 9 ++++++++-
 src/x11_init.c     | 1 +
 tests/events.c     | 1 +
 5 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index 6d3aa89a..93605ea6 100644
--- a/README.md
+++ b/README.md
@@ -471,6 +471,7 @@ skills.
  * Riku Salminen
  * Sebastian Schuberth
  * Matt Sealey
+ * SephiRok
  * Steve Sexton
  * Dmitri Shuralyov
  * Daniel Skorupski
diff --git a/src/cocoa_window.m b/src/cocoa_window.m
index 38bb9380..9bb51c61 100644
--- a/src/cocoa_window.m
+++ b/src/cocoa_window.m
@@ -257,7 +257,7 @@ static int convertMacKeyCode(unsigned int macKeyCode)
         /* 66 */ -1,
         /* 67 */ GLFW_KEY_F11,
         /* 68 */ -1,
-        /* 69 */ GLFW_KEY_F13,
+        /* 69 */ GLFW_KEY_PRINT_SCREEN,
         /* 6a */ GLFW_KEY_F16,
         /* 6b */ GLFW_KEY_F14,
         /* 6c */ -1,
diff --git a/src/win32_window.c b/src/win32_window.c
index 2504061b..e11beecb 100644
--- a/src/win32_window.c
+++ b/src/win32_window.c
@@ -214,6 +214,7 @@ static int translateKey(WPARAM wParam, LPARAM lParam)
         case VK_F24:           return GLFW_KEY_F24;
         case VK_NUMLOCK:       return GLFW_KEY_NUM_LOCK;
         case VK_CAPITAL:       return GLFW_KEY_CAPS_LOCK;
+        case VK_SNAPSHOT:      return GLFW_KEY_PRINT_SCREEN;
         case VK_SCROLL:        return GLFW_KEY_SCROLL_LOCK;
         case VK_PAUSE:         return GLFW_KEY_PAUSE;
         case VK_LWIN:          return GLFW_KEY_LEFT_SUPER;
@@ -413,12 +414,18 @@ static LRESULT CALLBACK windowProc(HWND hWnd, UINT uMsg,
         case WM_KEYUP:
         case WM_SYSKEYUP:
         {
-            // Special trick: release both shift keys on SHIFT up event
             if (wParam == VK_SHIFT)
             {
+                // Special trick: release both shift keys on SHIFT up event
                 _glfwInputKey(window, GLFW_KEY_LEFT_SHIFT, GLFW_RELEASE);
                 _glfwInputKey(window, GLFW_KEY_RIGHT_SHIFT, GLFW_RELEASE);
             }
+            else if (wParam == VK_SNAPSHOT)
+            {
+                // Key down is not reported for the print screen key
+                _glfwInputKey(window, GLFW_KEY_PRINT_SCREEN, GLFW_PRESS);
+                _glfwInputKey(window, GLFW_KEY_PRINT_SCREEN, GLFW_RELEASE);
+            }
             else
                 _glfwInputKey(window, translateKey(wParam, lParam), GLFW_RELEASE);
 
diff --git a/src/x11_init.c b/src/x11_init.c
index 441f63e2..9f131851 100644
--- a/src/x11_init.c
+++ b/src/x11_init.c
@@ -92,6 +92,7 @@ static int keyCodeToGLFWKeyCode(int keyCode)
         case XK_Menu:           return GLFW_KEY_MENU;
         case XK_Num_Lock:       return GLFW_KEY_NUM_LOCK;
         case XK_Caps_Lock:      return GLFW_KEY_CAPS_LOCK;
+        case XK_Print:          return GLFW_KEY_PRINT_SCREEN;
         case XK_Scroll_Lock:    return GLFW_KEY_SCROLL_LOCK;
         case XK_Pause:          return GLFW_KEY_PAUSE;
         case XK_Delete:         return GLFW_KEY_DELETE;
diff --git a/tests/events.c b/tests/events.c
index 530ea54b..f26b096e 100644
--- a/tests/events.c
+++ b/tests/events.c
@@ -163,6 +163,7 @@ static const char* get_key_name(int key)
         case GLFW_KEY_KP_DECIMAL:   return "KEYPAD DECIMAL";
         case GLFW_KEY_KP_EQUAL:     return "KEYPAD EQUAL";
         case GLFW_KEY_KP_ENTER:     return "KEYPAD ENTER";
+        case GLFW_KEY_PRINT_SCREEN: return "PRINT SCREEN";
         case GLFW_KEY_NUM_LOCK:     return "NUM LOCK";
         case GLFW_KEY_CAPS_LOCK:    return "CAPS LOCK";
         case GLFW_KEY_SCROLL_LOCK:  return "SCROLL LOCK";