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gl/window/win32: Handle mouse and key events

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This is at least useful for the gst-play-1.0 use case.
This commit is contained in:
Seungha Yang 2020-02-13 21:33:11 +09:00 committed by GStreamer Merge Bot
parent 07f459caa4
commit d176f67d33
1 changed files with 81 additions and 0 deletions
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81
gst-libs/gst/gl/win32/gstglwindow_win32.c
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@ -407,6 +407,72 @@ gst_gl_window_win32_draw (GstGLWindow * window)
RDW_NOERASE | RDW_INTERNALPAINT | RDW_INVALIDATE);
}
static void
gst_gl_window_win32_handle_key_event (GstGLWindow * window, UINT uMsg,
LPARAM lParam)
{
gunichar2 wcrep[128];
const gchar *event;
if (GetKeyNameTextW (lParam, (LPWSTR) wcrep, 128)) {
gchar *utfrep = g_utf16_to_utf8 (wcrep, 128, NULL, NULL, NULL);
if (utfrep) {
if (uMsg == WM_KEYDOWN)
event = "key-press";
else
event = "key-release";
gst_gl_window_send_key_event (window, event, utfrep);
g_free (utfrep);
}
}
}
static void
gst_gl_window_win32_handle_mouse_event (GstGLWindow * window, UINT uMsg,
LPARAM lParam)
{
gint button;
const gchar *event = NULL;
switch (uMsg) {
case WM_MOUSEMOVE:
button = 0;
event = "mouse-move";
break;
case WM_LBUTTONDOWN:
button = 1;
event = "mouse-button-press";
break;
case WM_LBUTTONUP:
button = 1;
event = "mouse-button-release";
break;
case WM_RBUTTONDOWN:
button = 2;
event = "mouse-button-press";
break;
case WM_RBUTTONUP:
button = 2;
event = "mouse-button-release";
break;
case WM_MBUTTONDOWN:
button = 3;
event = "mouse-button-press";
break;
case WM_MBUTTONUP:
button = 3;
event = "mouse-button-release";
break;
default:
break;
}
if (event)
gst_gl_window_send_mouse_event (window, event, button,
(double) LOWORD (lParam), (double) HIWORD (lParam));
}
/* PRIVATE */
LRESULT CALLBACK
@ -487,6 +553,21 @@ window_proc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
ret = TRUE;
break;
}
case WM_KEYDOWN:
case WM_KEYUP:
gst_gl_window_win32_handle_key_event (window, uMsg, lParam);
ret = DefWindowProc (hWnd, uMsg, wParam, lParam);
break;
case WM_LBUTTONDOWN:
case WM_LBUTTONUP:
case WM_RBUTTONDOWN:
case WM_RBUTTONUP:
case WM_MBUTTONDOWN:
case WM_MBUTTONUP:
case WM_MOUSEMOVE:
gst_gl_window_win32_handle_mouse_event (window, uMsg, lParam);
ret = DefWindowProc (hWnd, uMsg, wParam, lParam);
break;
default:
{
ret = DefWindowProc (hWnd, uMsg, wParam, lParam);