void
_gdk_mir_print_motion_event (const MirInputEvent *event)
{
const MirPointerEvent *pointer_event = mir_input_event_get_pointer_event (event);
if (!pointer_event)
return;
g_printerr ("MOTION\n");
g_printerr (" Device %lld\n", (long long int) mir_input_event_get_device_id (event));
g_printerr (" Action ");
switch (mir_pointer_event_action (pointer_event))
{
case mir_pointer_action_button_down:
g_printerr ("down");
break;
case mir_pointer_action_button_up:
g_printerr ("up");
break;
case mir_pointer_action_enter:
g_printerr ("enter");
break;
case mir_pointer_action_leave:
g_printerr ("leave");
break;
case mir_pointer_action_motion:
g_printerr ("motion");
break;
default:
g_printerr ("%u", mir_pointer_event_action (pointer_event));
}
g_printerr ("\n");
_gdk_mir_print_modifiers (mir_pointer_event_modifiers (pointer_event));
g_printerr (" Button State");
if (mir_pointer_event_button_state (pointer_event, mir_pointer_button_primary))
g_printerr (" primary");
if (mir_pointer_event_button_state (pointer_event, mir_pointer_button_secondary))
g_printerr (" secondary");
if (mir_pointer_event_button_state (pointer_event, mir_pointer_button_tertiary))
g_printerr (" tertiary");
if (mir_pointer_event_button_state (pointer_event, mir_pointer_button_back))
g_printerr (" back");
if (mir_pointer_event_button_state (pointer_event, mir_pointer_button_forward))
g_printerr (" forward");
g_printerr ("\n");
g_printerr (" Offset (%f, %f)\n", mir_pointer_event_axis_value (pointer_event, mir_pointer_axis_x),
mir_pointer_event_axis_value (pointer_event, mir_pointer_axis_y));
g_printerr (" Event Time %lli\n", (long long int) mir_input_event_get_event_time (event));
}
TEST_F(InputEventBuilder, makes_valid_pointer_event)
{
MirPointerAction action = mir_pointer_action_enter;
auto depressed_buttons = mir_pointer_button_back | mir_pointer_button_tertiary;
float x_axis_value = 3.9, y_axis_value = 7.4, hscroll_value = .9, vscroll_value = .3;
auto const relative_x_value = 0.0;
auto const relative_y_value = 0.0;
auto ev = mev::make_event(device_id, timestamp, mac, modifiers,
action, depressed_buttons, x_axis_value, y_axis_value,
hscroll_value, vscroll_value, relative_x_value, relative_y_value);
auto e = ev.get();
EXPECT_EQ(mir_event_type_input, mir_event_get_type(e));
auto ie = mir_event_get_input_event(e);
EXPECT_EQ(mir_input_event_type_pointer, mir_input_event_get_type(ie));
auto pev = mir_input_event_get_pointer_event(ie);
EXPECT_EQ(modifiers, mir_pointer_event_modifiers(pev));
EXPECT_EQ(action, mir_pointer_event_action(pev));
EXPECT_EQ(mac, mir_pointer_event_get_cookie(pev).mac);
EXPECT_EQ(timestamp.count(), mir_pointer_event_get_cookie(pev).timestamp);
EXPECT_TRUE(mir_pointer_event_button_state(pev, mir_pointer_button_back));
EXPECT_TRUE(mir_pointer_event_button_state(pev, mir_pointer_button_tertiary));
EXPECT_FALSE(mir_pointer_event_button_state(pev, mir_pointer_button_primary));
EXPECT_FALSE(mir_pointer_event_button_state(pev, mir_pointer_button_secondary));
EXPECT_FALSE(mir_pointer_event_button_state(pev, mir_pointer_button_forward));
EXPECT_EQ(x_axis_value, mir_pointer_event_axis_value(pev, mir_pointer_axis_x));
EXPECT_EQ(y_axis_value, mir_pointer_event_axis_value(pev, mir_pointer_axis_y));
EXPECT_EQ(hscroll_value, mir_pointer_event_axis_value(pev, mir_pointer_axis_hscroll));
EXPECT_EQ(vscroll_value, mir_pointer_event_axis_value(pev, mir_pointer_axis_vscroll));
}
TEST_F(InputEventBuilder, map_to_hover_if_no_button_pressed)
{
float x_axis_value = 3.9, y_axis_value = 7.4, hscroll_value = .9, vscroll_value = .3;
auto const relative_x_value = 0.0;
auto const relative_y_value = 0.0;
MirPointerAction action = mir_pointer_action_motion;
auto ev = mev::make_event(device_id, timestamp, mac, modifiers,
action, 0, x_axis_value, y_axis_value,
hscroll_value, vscroll_value, relative_x_value, relative_y_value);
auto e = ev.get();
auto ie = mir_event_get_input_event(e);
EXPECT_EQ(mir_input_event_type_pointer, mir_input_event_get_type(ie));
auto pev = mir_input_event_get_pointer_event(ie);
EXPECT_EQ(modifiers, mir_pointer_event_modifiers(pev));
EXPECT_EQ(action, mir_pointer_event_action(pev));
EXPECT_EQ(mac, mir_pointer_event_get_cookie(pev).mac);
EXPECT_EQ(timestamp.count(), mir_pointer_event_get_cookie(pev).timestamp);
}
void QMirClientInput::dispatchPointerEvent(QMirClientWindow *platformWindow, const MirInputEvent *ev)
{
const auto window = platformWindow->window();
const auto timestamp = mir_input_event_get_event_time(ev) / 1000000;
const auto pev = mir_input_event_get_pointer_event(ev);
const auto action = mir_pointer_event_action(pev);
const auto modifiers = qt_modifiers_from_mir(mir_pointer_event_modifiers(pev));
const auto localPoint = QPointF(mir_pointer_event_axis_value(pev, mir_pointer_axis_x),
mir_pointer_event_axis_value(pev, mir_pointer_axis_y));
mLastInputWindow = platformWindow;
switch (action) {
case mir_pointer_action_button_up:
case mir_pointer_action_button_down:
case mir_pointer_action_motion:
{
const float hDelta = mir_pointer_event_axis_value(pev, mir_pointer_axis_hscroll);
const float vDelta = mir_pointer_event_axis_value(pev, mir_pointer_axis_vscroll);
if (hDelta != 0 || vDelta != 0) {
// QWheelEvent::DefaultDeltasPerStep = 120 but doesn't exist on vivid
const QPoint angleDelta(120 * hDelta, 120 * vDelta);
QWindowSystemInterface::handleWheelEvent(window, timestamp, localPoint, window->position() + localPoint,
QPoint(), angleDelta, modifiers, Qt::ScrollUpdate);
}
auto buttons = extract_buttons(pev);
QWindowSystemInterface::handleMouseEvent(window, timestamp, localPoint, window->position() + localPoint /* Should we omit global point instead? */,
buttons, modifiers);
break;
}
case mir_pointer_action_enter:
QWindowSystemInterface::handleEnterEvent(window, localPoint, window->position() + localPoint);
break;
case mir_pointer_action_leave:
QWindowSystemInterface::handleLeaveEvent(window);
break;
default:
Q_UNREACHABLE();
}
}
static void handlePointerEvent(const MirPointerEvent* pointer_event,
_GLFWwindow* window)
{
int action = mir_pointer_event_action(pointer_event);
switch (action)
{
case mir_pointer_action_button_down:
handlePointerButton(window, GLFW_PRESS, pointer_event);
break;
case mir_pointer_action_button_up:
handlePointerButton(window, GLFW_RELEASE, pointer_event);
break;
case mir_pointer_action_motion:
handlePointerMotion(window, pointer_event);
break;
case mir_pointer_action_enter:
case mir_pointer_action_leave:
break;
default:
break;
}
}
bool me::WindowManager::handle_pointer_event(MirPointerEvent const* pev)
{
bool handled = false;
geometry::Point cursor{mir_pointer_event_axis_value(pev, mir_pointer_axis_x),
mir_pointer_event_axis_value(pev, mir_pointer_axis_y)};
auto action = mir_pointer_event_action(pev);
auto modifiers = mir_pointer_event_modifiers(pev);
auto vscroll = mir_pointer_event_axis_value(pev, mir_pointer_axis_vscroll);
auto primary_button_pressed = mir_pointer_event_button_state(pev, mir_pointer_button_primary);
auto tertiary_button_pressed = mir_pointer_event_button_state(pev, mir_pointer_button_tertiary);
float new_zoom_mag = 0.0f; // zero means unchanged
if (modifiers & mir_input_event_modifier_meta &&
action == mir_pointer_action_motion)
{
zoom_exponent += vscroll;
// Negative exponents do work too, but disable them until
// there's a clear edge to the desktop.
if (zoom_exponent < 0)
zoom_exponent = 0;
new_zoom_mag = powf(1.2f, zoom_exponent);
handled = true;
}
me::DemoCompositor::for_each(
[new_zoom_mag,&cursor](me::DemoCompositor& c)
{
if (new_zoom_mag > 0.0f)
c.zoom(new_zoom_mag);
c.on_cursor_movement(cursor);
});
if (zoom_exponent || new_zoom_mag)
force_redraw();
auto const surf = focus_controller->focused_surface();
if (surf &&
(modifiers & mir_input_event_modifier_alt) && (primary_button_pressed || tertiary_button_pressed))
{
// Start of a gesture: When the latest finger/button goes down
if (action == mir_pointer_action_button_down)
{
click = cursor;
save_edges(*surf, click);
handled = true;
}
else if (action == mir_pointer_action_motion)
{
geometry::Displacement drag = cursor - old_cursor;
if (tertiary_button_pressed)
{ // Resize by mouse middle button
resize(*surf, cursor);
}
else
{
surf->move_to(old_pos + drag);
}
handled = true;
}
old_pos = surf->top_left();
old_size = surf->size();
}
if (surf &&
(modifiers & mir_input_event_modifier_alt) &&
action == mir_pointer_action_motion &&
vscroll)
{
float alpha = surf->alpha();
alpha += 0.1f * vscroll;
if (alpha < 0.0f)
alpha = 0.0f;
else if (alpha > 1.0f)
alpha = 1.0f;
surf->set_alpha(alpha);
handled = true;
}
old_cursor = cursor;
return handled;
}
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);
}
}