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WinRT: got backslash keys working, at least on Win8 in a Parallels 8 VM

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DavidLudwig committed Jan 23, 2013
1 parent a2b7438 commit 4337bbe7a767e15f00b0020e05a8dc00eafa0a7c
Showing with 20 additions and 3 deletions.
  1. +20 −3 src/video/windowsrt/SDL_WinRTApp.cpp
@@ -13,6 +13,8 @@ extern "C" {
#include "SDL_log.h"
}

#include <unordered_map>

// TODO, WinRT: Remove reference(s) to BasicTimer.h
//#include "BasicTimer.h"

@@ -291,7 +293,7 @@ void SDL_WinRTApp::OnPointerMoved(CoreWindow^ sender, PointerEventArgs^ args)
}
}

static SDL_Scancode WinRT_Keycodes[] = {
static SDL_Scancode WinRT_Official_Keycodes[] = {
SDL_SCANCODE_UNKNOWN, // VirtualKey.None -- 0
SDL_SCANCODE_UNKNOWN, // VirtualKey.LeftButton -- 1
SDL_SCANCODE_UNKNOWN, // VirtualKey.RightButton -- 2
@@ -460,17 +462,32 @@ static SDL_Scancode WinRT_Keycodes[] = {
SDL_SCANCODE_MENU, // VirtualKey.RightMenu -- 165
};

static std::unordered_map<int, SDL_Scancode> WinRT_Unofficial_Keycodes;

static SDL_Scancode
TranslateKeycode(int keycode)
{
if (WinRT_Unofficial_Keycodes.empty()) {
/* Set up a table of undocumented (by Microsoft), WinRT-specific,
key codes: */
// TODO, WinRT: move content declarations of WinRT_Unofficial_Keycodes into a C++11 initializer list, when possible
WinRT_Unofficial_Keycodes[222] = SDL_SCANCODE_BACKSLASH;
}

/* Try to get a documented, WinRT, 'VirtualKey' first (as documented at
http://msdn.microsoft.com/en-us/library/windows/apps/windows.system.virtualkey.aspx ).
If that fails, fall back to a Win32 virtual key.
*/
// TODO, WinRT: try filling out the WinRT keycode table as much as possible, using the Win32 table for interpretation hints
//SDL_Log("WinRT TranslateKeycode, keycode=%d\n", (int)keycode);
SDL_Scancode scancode = SDL_SCANCODE_UNKNOWN;
if (keycode < SDL_arraysize(WinRT_Keycodes)) {
scancode = WinRT_Keycodes[keycode];
if (keycode < SDL_arraysize(WinRT_Official_Keycodes)) {
scancode = WinRT_Official_Keycodes[keycode];
}
if (scancode == SDL_SCANCODE_UNKNOWN) {
if (WinRT_Unofficial_Keycodes.find(keycode) != WinRT_Unofficial_Keycodes.end()) {
scancode = WinRT_Unofficial_Keycodes[keycode];
}
}
if (scancode == SDL_SCANCODE_UNKNOWN) {
if (keycode < SDL_arraysize(windows_scancode_table)) {

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