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Added a conservative set of key modifiers.

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This commit is contained in:
Camilla Berglund
2012-12-09 19:19:00 +01:00
parent 7f2eb7b15b
commit 2d1b835711
24 changed files with 238 additions and 96 deletions
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src/win32_window.c
+59 -21
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@@ -104,6 +104,38 @@ static void showCursor(_GLFWwindow* window)
}
}
// Retrieves and translates modifier keys
//
static int getKeyMods(void)
{
int mods = 0;
if (GetKeyState(VK_SHIFT) & (1 << 31))
mods |= GLFW_MOD_SHIFT;
if (GetKeyState(VK_CONTROL) & (1 << 31))
mods |= GLFW_MOD_CTRL;
if (GetKeyState(VK_MENU) & (1 << 31))
mods |= GLFW_MOD_ALT;
return mods;
}
// Retrieves and translates modifier keys
//
static int getAsyncKeyMods(void)
{
int mods = 0;
if (GetAsyncKeyState(VK_SHIFT) & (1 << 31))
mods |= GLFW_MOD_SHIFT;
if (GetAsyncKeyState(VK_CONTROL) & (1 << 31))
mods |= GLFW_MOD_CTRL;
if (GetAsyncKeyState(VK_MENU) & (1 << 31))
mods |= GLFW_MOD_ALT;
return mods;
}
// Translates a Windows key to the corresponding GLFW key
//
static int translateKey(WPARAM wParam, LPARAM lParam)
@@ -433,7 +465,7 @@ static LRESULT CALLBACK windowProc(HWND hWnd, UINT uMsg,
case WM_KEYDOWN:
case WM_SYSKEYDOWN:
{
_glfwInputKey(window, translateKey(wParam, lParam), GLFW_PRESS);
_glfwInputKey(window, translateKey(wParam, lParam), GLFW_PRESS, getKeyMods());
break;
}
@@ -461,20 +493,22 @@ static LRESULT CALLBACK windowProc(HWND hWnd, UINT uMsg,
case WM_KEYUP:
case WM_SYSKEYUP:
{
const int mods = getKeyMods();
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);
_glfwInputKey(window, GLFW_KEY_LEFT_SHIFT, GLFW_RELEASE, mods);
_glfwInputKey(window, GLFW_KEY_RIGHT_SHIFT, GLFW_RELEASE, mods);
}
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);
_glfwInputKey(window, GLFW_KEY_PRINT_SCREEN, GLFW_PRESS, mods);
_glfwInputKey(window, GLFW_KEY_PRINT_SCREEN, GLFW_RELEASE, mods);
}
else
_glfwInputKey(window, translateKey(wParam, lParam), GLFW_RELEASE);
_glfwInputKey(window, translateKey(wParam, lParam), GLFW_RELEASE, getKeyMods());
break;
}
@@ -484,20 +518,22 @@ static LRESULT CALLBACK windowProc(HWND hWnd, UINT uMsg,
case WM_MBUTTONDOWN:
case WM_XBUTTONDOWN:
{
const int mods = getKeyMods();
SetCapture(hWnd);
if (uMsg == WM_LBUTTONDOWN)
_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_LEFT, GLFW_PRESS);
_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_LEFT, GLFW_PRESS, mods);
else if (uMsg == WM_RBUTTONDOWN)
_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_RIGHT, GLFW_PRESS);
_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_RIGHT, GLFW_PRESS, mods);
else if (uMsg == WM_MBUTTONDOWN)
_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_MIDDLE, GLFW_PRESS);
_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_MIDDLE, GLFW_PRESS, mods);
else
{
if (HIWORD(wParam) == XBUTTON1)
_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_4, GLFW_PRESS);
_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_4, GLFW_PRESS, mods);
else if (HIWORD(wParam) == XBUTTON2)
_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_5, GLFW_PRESS);
_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_5, GLFW_PRESS, mods);
return TRUE;
}
@@ -510,20 +546,22 @@ static LRESULT CALLBACK windowProc(HWND hWnd, UINT uMsg,
case WM_MBUTTONUP:
case WM_XBUTTONUP:
{
const int mods = getKeyMods();
ReleaseCapture();
if (uMsg == WM_LBUTTONUP)
_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_LEFT, GLFW_RELEASE);
_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_LEFT, GLFW_RELEASE, mods);
else if (uMsg == WM_RBUTTONUP)
_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_RIGHT, GLFW_RELEASE);
_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_RIGHT, GLFW_RELEASE, mods);
else if (uMsg == WM_MBUTTONUP)
_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_MIDDLE, GLFW_RELEASE);
_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_MIDDLE, GLFW_RELEASE, mods);
else
{
if (HIWORD(wParam) == XBUTTON1)
_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_4, GLFW_RELEASE);
_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_4, GLFW_RELEASE, mods);
else if (HIWORD(wParam) == XBUTTON2)
_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_5, GLFW_RELEASE);
_glfwInputMouseClick(window, GLFW_MOUSE_BUTTON_5, GLFW_RELEASE, mods);
return TRUE;
}
@@ -1017,19 +1055,19 @@ void _glfwPlatformPollEvents(void)
// This is the only async event handling in GLFW, but it solves some
// nasty problems
{
int lshiftDown, rshiftDown;
const int mods = getAsyncKeyMods();
// Get current state of left and right shift keys
lshiftDown = (GetAsyncKeyState(VK_LSHIFT) >> 15) & 1;
rshiftDown = (GetAsyncKeyState(VK_RSHIFT) >> 15) & 1;
const int lshiftDown = (GetAsyncKeyState(VK_LSHIFT) >> 15) & 1;
const int rshiftDown = (GetAsyncKeyState(VK_RSHIFT) >> 15) & 1;
// See if this differs from our belief of what has happened
// (we only have to check for lost key up events)
if (!lshiftDown && window->key[GLFW_KEY_LEFT_SHIFT] == 1)
_glfwInputKey(window, GLFW_KEY_LEFT_SHIFT, GLFW_RELEASE);
_glfwInputKey(window, GLFW_KEY_LEFT_SHIFT, GLFW_RELEASE, mods);
if (!rshiftDown && window->key[GLFW_KEY_RIGHT_SHIFT] == 1)
_glfwInputKey(window, GLFW_KEY_RIGHT_SHIFT, GLFW_RELEASE);
_glfwInputKey(window, GLFW_KEY_RIGHT_SHIFT, GLFW_RELEASE, mods);
}
// Did the cursor move in an focused window that has captured the cursor