static void
handle_key_event (GdkWindow *window, const MirInputEvent *event)
{
const MirKeyboardEvent *keyboard_event = mir_input_event_get_keyboard_event (event);
GdkMirWindowImpl *impl = GDK_MIR_WINDOW_IMPL (window->impl);
GdkKeymap *keymap;
guint modifier_state;
guint button_state;
if (!keyboard_event)
return;
switch (mir_keyboard_event_action (keyboard_event))
{
case mir_keyboard_action_up:
case mir_keyboard_action_down:
// FIXME: Convert keycode
_gdk_mir_window_impl_get_cursor_state (impl, NULL, NULL, NULL, &button_state);
modifier_state = get_modifier_state (mir_keyboard_event_modifiers (keyboard_event), button_state);
keymap = gdk_keymap_get_for_display (gdk_window_get_display (window));
generate_key_event (window,
mir_keyboard_event_action (keyboard_event) == mir_keyboard_action_down ? GDK_KEY_PRESS : GDK_KEY_RELEASE,
modifier_state,
mir_keyboard_event_key_code (keyboard_event),
mir_keyboard_event_scan_code (keyboard_event),
_gdk_mir_keymap_key_is_modifier (keymap, mir_keyboard_event_key_code (keyboard_event)),
NANO_TO_MILLI (mir_input_event_get_event_time (event)));
break;
default:
//case mir_key_action_multiple:
// FIXME
break;
}
}
static void
handle_touch_event (GdkWindow *window,
const MirTouchEvent *mir_touch_event)
{
const MirInputEvent *mir_input_event = mir_touch_event_input_event (mir_touch_event);
guint n = mir_touch_event_point_count (mir_touch_event);
GdkEvent *gdk_event;
guint i;
for (i = 0; i < n; i++)
{
MirTouchAction action = mir_touch_event_action (mir_touch_event, i);
if (action == mir_touch_action_up)
gdk_event = gdk_event_new (GDK_TOUCH_END);
else if (action == mir_touch_action_down)
gdk_event = gdk_event_new (GDK_TOUCH_BEGIN);
else
gdk_event = gdk_event_new (GDK_TOUCH_UPDATE);
gdk_event->touch.window = window;
gdk_event->touch.sequence = GINT_TO_POINTER (mir_touch_event_id (mir_touch_event, i));
gdk_event->touch.time = mir_input_event_get_event_time (mir_input_event);
gdk_event->touch.state = get_modifier_state (mir_touch_event_modifiers (mir_touch_event), 0);
gdk_event->touch.x = mir_touch_event_axis_value (mir_touch_event, i, mir_touch_axis_x);
gdk_event->touch.y = mir_touch_event_axis_value (mir_touch_event, i, mir_touch_axis_y);
gdk_event->touch.x_root = mir_touch_event_axis_value (mir_touch_event, i, mir_touch_axis_x);
gdk_event->touch.y_root = mir_touch_event_axis_value (mir_touch_event, i, mir_touch_axis_y);
gdk_event->touch.emulating_pointer = TRUE;
gdk_event_set_pointer_emulated (gdk_event, TRUE);
send_event (window, get_pointer (window), gdk_event);
}
}
int termit_parse_keys_str(const gchar* keybinding, struct KeyWithState* kws)
{
gchar *modifier = NULL, *key = NULL;
// token[0] - modifier. Only Alt, Ctrl or Shift allowed.
gchar** tokens = g_strsplit(keybinding, "-", 2);
if (!tokens[0]) {
ERROR("failed to parse: [%s]", keybinding);
return -1;
}
if (!tokens[1]) {
key = tokens[0];
} else {
modifier = tokens[0];
key = tokens[1];
}
gint tmp_state = 0;
if (modifier) {
tmp_state = get_modifier_state(modifier);
if (tmp_state == GDK_NOTHING) {
TRACE("Bad modifier: %s", keybinding);
return -1;
}
}
guint tmp_keyval = gdk_keyval_from_name(key);
if (tmp_keyval == GDK_KEY_VoidSymbol) {
TRACE("Bad keyval: %s", keybinding);
return -1;
}
g_strfreev(tokens);
kws->state = tmp_state;
kws->keyval = gdk_keyval_to_lower(tmp_keyval);
return 0;
}
static void
make_button_event (const MSG *msg, ClutterEvent *event,
int button, int click_count, gboolean release)
{
event->type = release ? CLUTTER_BUTTON_RELEASE : CLUTTER_BUTTON_PRESS;
event->button.time = msg->time;
event->button.x = GET_X_LPARAM (msg->lParam);
event->button.y = GET_Y_LPARAM (msg->lParam);
event->button.modifier_state = get_modifier_state (msg->wParam);
event->button.button = button;
event->button.click_count = click_count;
}
static inline void
make_button_event (const MSG *msg,
ClutterStage *stage,
int button,
int click_count,
gboolean release,
ClutterInputDevice *device)
{
ClutterEvent *event = clutter_event_new (release ?
CLUTTER_BUTTON_RELEASE :
CLUTTER_BUTTON_PRESS);
event->any.stage = stage;
event->button.time = msg->time;
event->button.x = GET_X_LPARAM (msg->lParam);
event->button.y = GET_Y_LPARAM (msg->lParam);
event->button.modifier_state = get_modifier_state (msg->wParam);
event->button.button = button;
event->button.click_count = click_count;
clutter_event_set_device (event, device);
take_and_queue_event (event);
}
static gboolean
message_translate (ClutterBackend *backend,
ClutterEvent *event,
const MSG *msg,
gboolean *call_def_window_proc)
{
ClutterBackendWin32 *backend_win32;
ClutterStageWin32 *stage_win32;
ClutterStage *stage;
ClutterStageWindow *impl;
gboolean res;
backend_win32 = CLUTTER_BACKEND_WIN32 (backend);
/* Do further processing only on events for the stage window */
stage = clutter_win32_get_stage_from_window (msg->hwnd);
if (stage == NULL)
return FALSE;
impl = _clutter_stage_get_window (stage);
stage_win32 = CLUTTER_STAGE_WIN32 (impl);
event->any.stage = stage;
res = TRUE;
switch (msg->message)
{
case WM_SIZE:
if (!stage_win32->is_foreign_win
/* Ignore size changes resulting from the stage being
minimized - otherwise the window size will be set to
0,0 */
&& msg->wParam != SIZE_MINIMIZED)
{
WORD new_width = LOWORD (msg->lParam);
WORD new_height = HIWORD (msg->lParam);
guint old_width, old_height;
clutter_actor_get_size (CLUTTER_ACTOR (stage),
&old_width, &old_height);
if (new_width != old_width || new_height != old_height)
clutter_actor_set_size (CLUTTER_ACTOR (stage),
new_width, new_height);
}
res = FALSE;
break;
case WM_SHOWWINDOW:
if (msg->wParam)
clutter_stage_win32_map (stage_win32);
else
clutter_stage_win32_unmap (stage_win32);
res = FALSE;
break;
case WM_ACTIVATE:
if (msg->wParam == WA_INACTIVE)
{
if (stage_win32->state & CLUTTER_STAGE_STATE_ACTIVATED)
{
stage_win32->state &= ~CLUTTER_STAGE_STATE_ACTIVATED;
event->type = CLUTTER_STAGE_STATE;
event->stage_state.changed_mask = CLUTTER_STAGE_STATE_ACTIVATED;
event->stage_state.new_state = stage_win32->state;
}
else
res = FALSE;
break;
}
else
{
if (!(stage_win32->state & CLUTTER_STAGE_STATE_ACTIVATED))
{
stage_win32->state |= CLUTTER_STAGE_STATE_ACTIVATED;
event->type = CLUTTER_STAGE_STATE;
event->stage_state.changed_mask = CLUTTER_STAGE_STATE_ACTIVATED;
event->stage_state.new_state = stage_win32->state;
}
else
res = FALSE;
}
break;
case WM_PAINT:
CLUTTER_NOTE (MULTISTAGE, "expose for stage:%p, redrawing", stage);
clutter_redraw (stage);
res = FALSE;
break;
case WM_DESTROY:
CLUTTER_NOTE (EVENT, "WM_DESTROY");
event->type = CLUTTER_DESTROY_NOTIFY;
break;
case WM_CLOSE:
CLUTTER_NOTE (EVENT, "WM_CLOSE");
event->type = CLUTTER_DELETE;
/* The default window proc will destroy the window so we want to
prevent this to allow applications to optionally destroy the
window themselves */
if (call_def_window_proc)
*call_def_window_proc = FALSE;
break;
case WM_LBUTTONDOWN:
make_button_event (msg, event, 1, 1, FALSE);
break;
case WM_MBUTTONDOWN:
make_button_event (msg, event, 2, 1, FALSE);
break;
case WM_RBUTTONDOWN:
make_button_event (msg, event, 3, 1, FALSE);
break;
case WM_LBUTTONUP:
make_button_event (msg, event, 1, 1, TRUE);
break;
case WM_MBUTTONUP:
make_button_event (msg, event, 2, 1, TRUE);
break;
case WM_RBUTTONUP:
make_button_event (msg, event, 3, 1, TRUE);
break;
case WM_LBUTTONDBLCLK:
make_button_event (msg, event, 1, 2, FALSE);
break;
case WM_MBUTTONDBLCLK:
make_button_event (msg, event, 2, 2, FALSE);
break;
case WM_RBUTTONDBLCLK:
make_button_event (msg, event, 3, 2, FALSE);
break;
case WM_MOUSEWHEEL:
stage_win32->scroll_pos += (SHORT) HIWORD (msg->wParam);
event->type = CLUTTER_SCROLL;
event->scroll.time = msg->time;
event->scroll.modifier_state
= get_modifier_state (LOWORD (msg->wParam));
/* conversion to window coordinates is required */
{
POINT pt = { GET_X_LPARAM (msg->lParam), GET_Y_LPARAM (msg->lParam) };
ScreenToClient (msg->hwnd, &pt);
event->scroll.x = pt.x;
event->scroll.y = pt.y;
}
if (stage_win32->scroll_pos >= WHEEL_DELTA)
{
event->scroll.direction = CLUTTER_SCROLL_UP;
stage_win32->scroll_pos -= WHEEL_DELTA;
}
else if (stage_win32->scroll_pos <= -WHEEL_DELTA)
{
event->scroll.direction = CLUTTER_SCROLL_DOWN;
stage_win32->scroll_pos += WHEEL_DELTA;
}
else
res = FALSE;
break;
case WM_MOUSEMOVE:
event->type = CLUTTER_MOTION;
event->motion.time = msg->time;
event->motion.x = GET_X_LPARAM (msg->lParam);
event->motion.y = GET_Y_LPARAM (msg->lParam);
event->motion.modifier_state = get_modifier_state (msg->wParam);
break;
case WM_KEYDOWN:
case WM_KEYUP:
case WM_SYSKEYDOWN:
case WM_SYSKEYUP:
{
int scan_code = (msg->lParam >> 16) & 0xff;
int min = 0, max = CLUTTER_WIN32_KEY_MAP_SIZE, mid;
BYTE key_states[256];
/* Get the keyboard modifier states. GetKeyboardState
conveniently gets the key state that was current when the
last keyboard message read was generated */
GetKeyboardState(key_states);
/* Binary chop to check if we have a direct mapping for this
key code */
while (min < max)
{
mid = (min + max) / 2;
if (clutter_win32_key_map[mid].win_sym == msg->wParam)
{
event->key.keyval = clutter_win32_key_map[mid].clutter_sym;
event->key.unicode_value = 0;
break;
}
else if (clutter_win32_key_map[mid].win_sym < msg->wParam)
min = mid + 1;
else
max = mid;
}
/* If we don't have a direct mapping then try getting the
unicode value of the key sym */
if (min >= max)
{
WCHAR ch;
BYTE shift_state[256];
/* Translate to a Unicode value, but only take into
account the shift key. That way Ctrl+Shift+C will
generate a capital C virtual key code with a zero
unicode value for example */
memset (shift_state, 0, 256);
shift_state[VK_SHIFT] = key_states[VK_SHIFT];
shift_state[VK_LSHIFT] = key_states[VK_LSHIFT];
shift_state[VK_RSHIFT] = key_states[VK_RSHIFT];
shift_state[VK_CAPITAL] = key_states[VK_CAPITAL];
if (ToUnicode (msg->wParam, scan_code,
shift_state, &ch, 1, 0) == 1
/* The codes in this range directly match the Latin 1
codes so we can just use the Unicode value as the
key sym */
&& ch >= 0x20 && ch <= 0xff)
event->key.keyval = ch;
else
/* Otherwise we don't know what the key means but the
application might be able to do something with the
scan code so we might as well still generate the
event */
event->key.keyval = CLUTTER_VoidSymbol;
/* Get the unicode value of the keypress again using the
full modifier state */
if (ToUnicode (msg->wParam, scan_code,
key_states, &ch, 1, 0) == 1)
event->key.unicode_value = ch;
else
event->key.unicode_value = 0;
}
event->key.type = msg->message == WM_KEYDOWN
|| msg->message == WM_SYSKEYDOWN
? CLUTTER_KEY_PRESS : CLUTTER_KEY_RELEASE;
event->key.time = msg->time;
event->key.modifier_state = get_key_modifier_state (key_states);
event->key.hardware_keycode = scan_code;
}
break;
case WM_GETMINMAXINFO:
{
MINMAXINFO *min_max_info = (MINMAXINFO *) msg->lParam;
_clutter_stage_win32_get_min_max_info (stage_win32, min_max_info);
if (call_def_window_proc)
*call_def_window_proc = FALSE;
}
break;
default:
/* ignore every other message */
res = FALSE;
break;
}
return res;
}
static void
handle_motion_event (GdkWindow *window, const MirInputEvent *event)
{
const MirPointerEvent *pointer_event = mir_input_event_get_pointer_event (event);
GdkMirWindowImpl *impl = GDK_MIR_WINDOW_IMPL (window->impl);
gdouble x, y;
gboolean cursor_inside;
guint button_state;
guint modifier_state;
guint32 event_time;
GdkEventType event_type;
guint changed_button_state;
if (!pointer_event)
return;
_gdk_mir_window_impl_get_cursor_state (impl, &x, &y, &cursor_inside, &button_state);
modifier_state = get_modifier_state (mir_pointer_event_modifiers (pointer_event), mir_pointer_event_get_button_state (pointer_event));
event_time = NANO_TO_MILLI (mir_input_event_get_event_time (event));
/* TODO: Remove once we have proper transient window support. */
if (mir_pointer_event_action (pointer_event) == mir_pointer_action_leave)
{
LeaveInfo info;
info.x = x;
info.y = y;
info.time = event_time;
info.except = window;
/* Leave all transient children from leaf to root, except the root since we do it later. */
_gdk_mir_window_transient_children_foreach (window, leave_windows_except, &info);
}
else
{
LeaveInfo info;
info.x = x;
info.y = y;
info.time = event_time;
info.except = _gdk_mir_window_get_visible_transient_child (window, x, y, &x, &y);
/* Leave all transient children from leaf to root, except the pointer window since we enter it. */
_gdk_mir_window_transient_children_foreach (window, leave_windows_except, &info);
window = info.except;
if (window)
{
/* Enter the pointer window. */
gboolean cursor_inside_pointer_window;
impl = GDK_MIR_WINDOW_IMPL (window->impl);
_gdk_mir_window_impl_get_cursor_state (impl, NULL, NULL, &cursor_inside_pointer_window, NULL);
if (!cursor_inside_pointer_window)
{
generate_crossing_event (window, GDK_ENTER_NOTIFY, x, y, event_time);
_gdk_mir_window_impl_set_cursor_state (impl, x, y, TRUE, mir_pointer_event_get_button_state (pointer_event));
}
}
}
if (window)
{
gdouble new_x;
gdouble new_y;
gdouble hscroll;
gdouble vscroll;
/* Update which window has focus */
_gdk_mir_pointer_set_location (get_pointer (window), x, y, window, modifier_state);
switch (mir_pointer_event_action (pointer_event))
{
case mir_pointer_action_button_up:
case mir_pointer_action_button_down:
event_type = mir_pointer_event_action (pointer_event) == mir_pointer_action_button_down ? GDK_BUTTON_PRESS : GDK_BUTTON_RELEASE;
changed_button_state = button_state ^ mir_pointer_event_get_button_state (pointer_event);
if (changed_button_state == 0 || (changed_button_state & mir_pointer_button_primary) != 0)
generate_button_event (window, event_type, x, y, GDK_BUTTON_PRIMARY, modifier_state, event_time);
if ((changed_button_state & mir_pointer_button_secondary) != 0)
generate_button_event (window, event_type, x, y, GDK_BUTTON_SECONDARY, modifier_state, event_time);
if ((changed_button_state & mir_pointer_button_tertiary) != 0)
generate_button_event (window, event_type, x, y, GDK_BUTTON_MIDDLE, modifier_state, event_time);
button_state = mir_pointer_event_get_button_state (pointer_event);
break;
case mir_pointer_action_motion:
new_x = mir_pointer_event_axis_value (pointer_event, mir_pointer_axis_x);
new_y = mir_pointer_event_axis_value (pointer_event, mir_pointer_axis_y);
hscroll = mir_pointer_event_axis_value (pointer_event, mir_pointer_axis_hscroll);
vscroll = mir_pointer_event_axis_value (pointer_event, mir_pointer_axis_vscroll);
if (hscroll > 0.5 || vscroll > 0.5)
generate_scroll_event (window, x, y, hscroll, vscroll, modifier_state, event_time);
if (ABS (new_x - x) > 0.5 || ABS (new_y - y) > 0.5)
generate_motion_event (window, new_x, new_y, modifier_state, event_time);
break;
case mir_pointer_action_leave:
if (cursor_inside)
{
cursor_inside = FALSE;
generate_crossing_event (window, GDK_LEAVE_NOTIFY, x, y, event_time);
}
break;
default:
break;
}
_gdk_mir_window_impl_set_cursor_state (impl, x, y, cursor_inside, button_state);
}
}
static void
handle_motion_event (GdkWindow *window, const MirInputEvent *event)
{
const MirPointerEvent *pointer_event = mir_input_event_get_pointer_event (event);
GdkMirWindowImpl *impl = GDK_MIR_WINDOW_IMPL (window->impl);
gdouble x, y;
gboolean cursor_inside;
guint button_state;
guint new_button_state;
guint modifier_state;
guint32 event_time;
GdkEventType event_type;
guint changed_button_state;
if (!pointer_event)
return;
_gdk_mir_window_impl_get_cursor_state (impl, &x, &y, &cursor_inside, &button_state);
new_button_state = get_button_state (pointer_event);
modifier_state = get_modifier_state (mir_pointer_event_modifiers (pointer_event), new_button_state);
event_time = NANO_TO_MILLI (mir_input_event_get_event_time (event));
if (window)
{
gdouble new_x;
gdouble new_y;
gdouble hscroll;
gdouble vscroll;
/* Update which window has focus */
_gdk_mir_pointer_set_location (get_pointer (window), x, y, window, modifier_state);
switch (mir_pointer_event_action (pointer_event))
{
case mir_pointer_action_button_up:
case mir_pointer_action_button_down:
event_type = mir_pointer_event_action (pointer_event) == mir_pointer_action_button_down ? GDK_BUTTON_PRESS : GDK_BUTTON_RELEASE;
changed_button_state = button_state ^ new_button_state;
if (changed_button_state == 0 || (changed_button_state & GDK_BUTTON1_MASK) != 0)
generate_button_event (window, event_type, x, y, GDK_BUTTON_PRIMARY, modifier_state, event_time);
if ((changed_button_state & GDK_BUTTON2_MASK) != 0)
generate_button_event (window, event_type, x, y, GDK_BUTTON_MIDDLE, modifier_state, event_time);
if ((changed_button_state & GDK_BUTTON3_MASK) != 0)
generate_button_event (window, event_type, x, y, GDK_BUTTON_SECONDARY, modifier_state, event_time);
button_state = new_button_state;
break;
case mir_pointer_action_motion:
new_x = mir_pointer_event_axis_value (pointer_event, mir_pointer_axis_x);
new_y = mir_pointer_event_axis_value (pointer_event, mir_pointer_axis_y);
hscroll = mir_pointer_event_axis_value (pointer_event, mir_pointer_axis_hscroll);
vscroll = mir_pointer_event_axis_value (pointer_event, mir_pointer_axis_vscroll);
if (hscroll != 0.0 || vscroll != 0.0)
generate_scroll_event (window, x, y, hscroll, vscroll, modifier_state, event_time);
if (ABS (new_x - x) > 0.5 || ABS (new_y - y) > 0.5)
{
generate_motion_event (window, new_x, new_y, modifier_state, event_time);
x = new_x;
y = new_y;
}
break;
case mir_pointer_action_enter:
if (!cursor_inside)
{
cursor_inside = TRUE;
generate_crossing_event (window, GDK_ENTER_NOTIFY, x, y, event_time);
}
break;
case mir_pointer_action_leave:
if (cursor_inside)
{
cursor_inside = FALSE;
generate_crossing_event (window, GDK_LEAVE_NOTIFY, x, y, event_time);
}
break;
default:
break;
}
_gdk_mir_window_impl_set_cursor_state (impl, x, y, cursor_inside, button_state);
}
}
/**
* clutter_win32_handle_event:
* @msg: A pointer to a structure describing a Win32 message.
*
* This function processes a single Win32 message. It can be used to
* hook into external windows message processing (for example, a GDK
* filter function).
*
* If clutter_win32_disable_event_retrieval() has been called, you must
* let this function process events to update Clutter's internal state.
*
* Return value: %TRUE if the message was handled entirely by Clutter
* and no further processing (such as calling the default window
* procedure) should take place. %FALSE is returned if is the message
* was not handled at all or if Clutter expects processing to take
* place.
*
* Since: 1.6
*/
gboolean
clutter_win32_handle_event (const MSG *msg)
{
ClutterBackendWin32 *backend_win32;
ClutterStageWin32 *stage_win32;
ClutterDeviceManager *manager;
ClutterInputDevice *core_pointer, *core_keyboard;
ClutterStage *stage;
ClutterStageWindow *impl;
gboolean return_value = FALSE;
stage = clutter_win32_get_stage_from_window (msg->hwnd);
/* Ignore any messages for windows which we don't have a stage for */
if (stage == NULL)
return FALSE;
impl = _clutter_stage_get_window (stage);
stage_win32 = CLUTTER_STAGE_WIN32 (impl);
backend_win32 = stage_win32->backend;
manager = clutter_device_manager_get_default ();
core_pointer =
clutter_device_manager_get_core_device (manager, CLUTTER_POINTER_DEVICE);
core_keyboard =
clutter_device_manager_get_core_device (manager, CLUTTER_KEYBOARD_DEVICE);
switch (msg->message)
{
case WM_SIZE:
if (!stage_win32->is_foreign_win
/* Ignore size changes resulting from the stage being
minimized - otherwise the window size will be set to
0,0 */
&& msg->wParam != SIZE_MINIMIZED)
{
WORD new_width = LOWORD (msg->lParam);
WORD new_height = HIWORD (msg->lParam);
gfloat old_width, old_height;
clutter_actor_get_size (CLUTTER_ACTOR (stage),
&old_width, &old_height);
if (new_width != old_width || new_height != old_height)
clutter_actor_set_size (CLUTTER_ACTOR (stage),
new_width, new_height);
}
break;
case WM_SHOWWINDOW:
if (msg->wParam)
clutter_stage_win32_map (stage_win32);
else
clutter_stage_win32_unmap (stage_win32);
break;
case WM_ACTIVATE:
if (msg->wParam == WA_INACTIVE)
{
if (stage_win32->state & CLUTTER_STAGE_STATE_ACTIVATED)
{
ClutterEvent *event = clutter_event_new (CLUTTER_STAGE_STATE);
stage_win32->state &= ~CLUTTER_STAGE_STATE_ACTIVATED;
event->any.stage = stage;
event->stage_state.changed_mask = CLUTTER_STAGE_STATE_ACTIVATED;
event->stage_state.new_state = stage_win32->state;
take_and_queue_event (event);
}
}
else if (!(stage_win32->state & CLUTTER_STAGE_STATE_ACTIVATED))
{
ClutterEvent *event = clutter_event_new (CLUTTER_STAGE_STATE);
stage_win32->state |= CLUTTER_STAGE_STATE_ACTIVATED;
event->any.stage = stage;
event->stage_state.changed_mask = CLUTTER_STAGE_STATE_ACTIVATED;
event->stage_state.new_state = stage_win32->state;
take_and_queue_event (event);
}
break;
case WM_PAINT:
CLUTTER_NOTE (MULTISTAGE, "expose for stage:%p, redrawing", stage);
clutter_redraw (stage);
break;
case WM_DESTROY:
{
ClutterEvent *event = clutter_event_new (CLUTTER_DESTROY_NOTIFY);
CLUTTER_NOTE (EVENT, "WM_DESTROY");
event->any.stage = stage;
take_and_queue_event (event);
}
break;
case WM_CLOSE:
{
ClutterEvent *event = clutter_event_new (CLUTTER_DELETE);
CLUTTER_NOTE (EVENT, "WM_CLOSE");
event->any.stage = stage;
take_and_queue_event (event);
/* The default window proc will destroy the window so we want to
prevent this to allow applications to optionally destroy the
window themselves */
return_value = TRUE;
}
break;
case WM_LBUTTONDOWN:
make_button_event (msg, stage, 1, 1, FALSE, core_pointer);
break;
case WM_MBUTTONDOWN:
make_button_event (msg, stage, 2, 1, FALSE, core_pointer);
break;
case WM_RBUTTONDOWN:
make_button_event (msg, stage, 3, 1, FALSE, core_pointer);
break;
case WM_LBUTTONUP:
make_button_event (msg, stage, 1, 1, TRUE, core_pointer);
break;
case WM_MBUTTONUP:
make_button_event (msg, stage, 2, 1, TRUE, core_pointer);
break;
case WM_RBUTTONUP:
make_button_event (msg, stage, 3, 1, TRUE, core_pointer);
break;
case WM_LBUTTONDBLCLK:
make_button_event (msg, stage, 1, 2, FALSE, core_pointer);
break;
case WM_MBUTTONDBLCLK:
make_button_event (msg, stage, 2, 2, FALSE, core_pointer);
break;
case WM_RBUTTONDBLCLK:
make_button_event (msg, stage, 3, 2, FALSE, core_pointer);
break;
case WM_MOUSEWHEEL:
stage_win32->scroll_pos += (SHORT) HIWORD (msg->wParam);
while (abs (stage_win32->scroll_pos) >= WHEEL_DELTA)
{
ClutterEvent *event = clutter_event_new (CLUTTER_SCROLL);
POINT pt;
event->scroll.time = msg->time;
event->scroll.modifier_state =
get_modifier_state (LOWORD (msg->wParam));
event->any.stage = stage;
clutter_event_set_device (event, core_pointer);
/* conversion to window coordinates is required */
pt.x = GET_X_LPARAM (msg->lParam);
pt.y = GET_Y_LPARAM (msg->lParam);
ScreenToClient (msg->hwnd, &pt);
event->scroll.x = pt.x;
event->scroll.y = pt.y;
if (stage_win32->scroll_pos > 0)
{
event->scroll.direction = CLUTTER_SCROLL_UP;
stage_win32->scroll_pos -= WHEEL_DELTA;
}
else
{
event->scroll.direction = CLUTTER_SCROLL_DOWN;
stage_win32->scroll_pos += WHEEL_DELTA;
}
take_and_queue_event (event);
}
break;
case WM_MOUSEMOVE:
{
ClutterEvent *event = clutter_event_new (CLUTTER_MOTION);
event->motion.time = msg->time;
event->motion.x = GET_X_LPARAM (msg->lParam);
event->motion.y = GET_Y_LPARAM (msg->lParam);
event->motion.modifier_state = get_modifier_state (msg->wParam);
event->any.stage = stage;
clutter_event_set_device (event, core_pointer);
/* We need to start tracking when the mouse enters the stage if
we're not already */
if (!stage_win32->tracking_mouse)
{
ClutterEvent *crossing = clutter_event_new (CLUTTER_ENTER);
TRACKMOUSEEVENT tmevent;
tmevent.cbSize = sizeof (tmevent);
tmevent.dwFlags = TME_LEAVE;
tmevent.hwndTrack = stage_win32->hwnd;
TrackMouseEvent (&tmevent);
event->crossing.time = msg->time;
event->crossing.x = event->motion.x;
event->crossing.y = event->motion.y;
event->crossing.stage = stage;
event->crossing.source = CLUTTER_ACTOR (stage);
event->crossing.related = NULL;
clutter_event_set_device (event, core_pointer);
/* we entered the stage */
_clutter_stage_add_device (stage, event->crossing.device);
take_and_queue_event (crossing);
stage_win32->tracking_mouse = TRUE;
}
take_and_queue_event (event);
}
break;
case WM_MOUSELEAVE:
{
ClutterEvent *event = clutter_event_new (CLUTTER_LEAVE);
event->crossing.time = msg->time;
event->crossing.x = msg->pt.x;
event->crossing.y = msg->pt.y;
event->crossing.stage = stage;
event->crossing.source = CLUTTER_ACTOR (stage);
event->crossing.related = NULL;
clutter_event_set_device (event, core_pointer);
/* we left the stage */
_clutter_stage_remove_device (stage, core_pointer);
/* When we get a leave message the mouse tracking is
automatically cancelled so we'll need to start it again when
the mouse next enters the window */
stage_win32->tracking_mouse = FALSE;
take_and_queue_event (event);
}
break;
case WM_KEYDOWN:
case WM_KEYUP:
case WM_SYSKEYDOWN:
case WM_SYSKEYUP:
{
ClutterEvent *event = clutter_event_new (CLUTTER_EVENT_NONE);
int scan_code = (msg->lParam >> 16) & 0xff;
int min = 0, max = CLUTTER_WIN32_KEY_MAP_SIZE, mid;
BYTE key_states[256];
/* Get the keyboard modifier states. GetKeyboardState
conveniently gets the key state that was current when the
last keyboard message read was generated */
GetKeyboardState(key_states);
/* Binary chop to check if we have a direct mapping for this
key code */
while (min < max)
{
mid = (min + max) / 2;
if (clutter_win32_key_map[mid].win_sym == msg->wParam)
{
event->key.keyval = clutter_win32_key_map[mid].clutter_sym;
event->key.unicode_value = 0;
break;
}
else if (clutter_win32_key_map[mid].win_sym < msg->wParam)
min = mid + 1;
else
max = mid;
}
/* If we don't have a direct mapping then try getting the
unicode value of the key sym */
if (min >= max)
{
WCHAR ch;
BYTE shift_state[256];
/* Translate to a Unicode value, but only take into
account the shift key. That way Ctrl+Shift+C will
generate a capital C virtual key code with a zero
unicode value for example */
memset (shift_state, 0, 256);
shift_state[VK_SHIFT] = key_states[VK_SHIFT];
shift_state[VK_LSHIFT] = key_states[VK_LSHIFT];
shift_state[VK_RSHIFT] = key_states[VK_RSHIFT];
shift_state[VK_CAPITAL] = key_states[VK_CAPITAL];
if (ToUnicode (msg->wParam, scan_code,
shift_state, &ch, 1, 0) == 1
/* The codes in this range directly match the Latin 1
codes so we can just use the Unicode value as the
key sym */
&& ch >= 0x20 && ch <= 0xff)
event->key.keyval = ch;
else
/* Otherwise we don't know what the key means but the
application might be able to do something with the
scan code so we might as well still generate the
event */
event->key.keyval = CLUTTER_KEY_VoidSymbol;
/* Get the unicode value of the keypress again using the
full modifier state */
if (ToUnicode (msg->wParam, scan_code,
key_states, &ch, 1, 0) == 1)
event->key.unicode_value = ch;
else
event->key.unicode_value = 0;
}
event->key.type = msg->message == WM_KEYDOWN
|| msg->message == WM_SYSKEYDOWN
? CLUTTER_KEY_PRESS : CLUTTER_KEY_RELEASE;
event->key.time = msg->time;
event->key.modifier_state = get_key_modifier_state (key_states);
event->key.hardware_keycode = scan_code;
event->any.stage = stage;
clutter_event_set_device (event, core_keyboard);
take_and_queue_event (event);
}
break;
case WM_GETMINMAXINFO:
{
MINMAXINFO *min_max_info = (MINMAXINFO *) msg->lParam;
_clutter_stage_win32_get_min_max_info (stage_win32, min_max_info);
return_value = TRUE;
}
break;
case WM_SETCURSOR:
/* If the cursor is in the window's client area and the stage's
cursor should be invisible then we'll set a blank cursor
instead */
if (LOWORD (msg->lParam) == HTCLIENT && !stage_win32->is_cursor_visible)
{
return_value = TRUE;
_clutter_stage_win32_update_cursor (stage_win32);
}
break;
}
return return_value;
}
