void TouchInputHandler::actionStart(GdkEvent* event)
{
XOJ_CHECK_TYPE(TouchInputHandler);
gdk_event_get_root_coords(event, &this->lastPosX, &this->lastPosY);
}
void TouchInputHandler::actionMotion(GdkEvent* event)
{
XOJ_CHECK_TYPE(TouchInputHandler);
// Manually scroll when gesture is active
if (this->inputContext->getView()->getZoomGestureHandler()->isGestureActive())
{
gdouble currentPosX, currentPosY;
gdk_event_get_root_coords(event, ¤tPosX, ¤tPosY);
double offsetX = currentPosX - this->lastPosX;
double offsetY = currentPosY - this->lastPosY;
this->lastPosX = currentPosX;
this->lastPosY = currentPosY;
ZoomControl* zoomControl = this->inputContext->getView()->getControl()->getZoomControl();
std::tuple<double, double> pos = zoomControl->getScrollPositionAfterZoom();
double newX = std::get<0>(pos) - offsetX;
double newY = std::get<1>(pos) - offsetY;
zoomControl->setScrollPositionAfterZoom(newX, newY);
}
}
WebMouseEvent WebEventFactory::createWebMouseEvent(const GdkEvent* event, int currentClickCount)
{
double x, y, xRoot, yRoot;
gdk_event_get_coords(event, &x, &y);
gdk_event_get_root_coords(event, &xRoot, &yRoot);
WebEvent::Type type = static_cast<WebEvent::Type>(0);
switch (event->type) {
case GDK_MOTION_NOTIFY:
type = WebEvent::MouseMove;
break;
case GDK_BUTTON_PRESS:
case GDK_2BUTTON_PRESS:
case GDK_3BUTTON_PRESS:
type = WebEvent::MouseDown;
break;
case GDK_BUTTON_RELEASE:
type = WebEvent::MouseUp;
break;
default :
ASSERT_NOT_REACHED();
}
return WebMouseEvent(type,
buttonForEvent(event),
IntPoint(x, y),
IntPoint(xRoot, yRoot),
0 /* deltaX */,
0 /* deltaY */,
0 /* deltaZ */,
currentClickCount,
modifiersForEvent(event),
gdk_event_get_time(event));
}
static VALUE
gdkevent_get_root_coords(VALUE self)
{
gdouble x_root, y_root;
gboolean ret = gdk_event_get_root_coords(RVAL2GDKEVENT(self), &x_root, &y_root);
return ret ? rb_ary_new3(2, rb_float_new(x_root), rb_float_new(y_root)) : Qnil;
}
WebWheelEvent WebEventFactory::createWebWheelEvent(const GdkEvent* event)
{
double x, y, xRoot, yRoot;
gdk_event_get_coords(event, &x, &y);
gdk_event_get_root_coords(event, &xRoot, &yRoot);
FloatSize wheelTicks;
switch (event->scroll.direction) {
case GDK_SCROLL_UP:
wheelTicks = FloatSize(0, 1);
break;
case GDK_SCROLL_DOWN:
wheelTicks = FloatSize(0, -1);
break;
case GDK_SCROLL_LEFT:
wheelTicks = FloatSize(1, 0);
break;
case GDK_SCROLL_RIGHT:
wheelTicks = FloatSize(-1, 0);
break;
#if GTK_CHECK_VERSION(3, 3, 18)
case GDK_SCROLL_SMOOTH: {
double deltaX, deltaY;
gdk_event_get_scroll_deltas(event, &deltaX, &deltaY);
wheelTicks = FloatSize(-deltaX, -deltaY);
}
break;
#endif
default:
ASSERT_NOT_REACHED();
}
// FIXME: [GTK] Add a setting to change the pixels per line used for scrolling
// https://bugs.webkit.org/show_bug.cgi?id=54826
float step = static_cast<float>(Scrollbar::pixelsPerLineStep());
FloatSize delta(wheelTicks.width() * step, wheelTicks.height() * step);
return WebWheelEvent(WebEvent::Wheel,
IntPoint(x, y),
IntPoint(xRoot, yRoot),
delta,
wheelTicks,
WebWheelEvent::ScrollByPixelWheelEvent,
modifiersForEvent(event),
gdk_event_get_time(event));
}
static void
move_item_cb (GtkAction *action,
EggEditableToolbar *etoolbar)
{
GtkWidget *toolitem = gtk_widget_get_ancestor (egg_editable_toolbar_get_selected (etoolbar), GTK_TYPE_TOOL_ITEM);
GtkTargetList *list = gtk_target_list_new (dest_drag_types, G_N_ELEMENTS (dest_drag_types));
GdkEvent *realevent = gtk_get_current_event();
GdkEventMotion event;
event.type = GDK_MOTION_NOTIFY;
event.window = realevent->any.window;
event.send_event = FALSE;
event.axes = NULL;
event.time = gdk_event_get_time (realevent);
gdk_event_get_state (realevent, &event.state);
gdk_event_get_coords (realevent, &event.x, &event.y);
gdk_event_get_root_coords (realevent, &event.x_root, &event.y_root);
gtk_drag_begin (toolitem, list, GDK_ACTION_MOVE, 1, (GdkEvent *)&event);
gtk_target_list_unref (list);
}
void
_gtk_tooltip_handle_event (GdkEvent *event)
{
gint x, y;
gboolean return_value = FALSE;
GtkWidget *has_tooltip_widget = NULL;
GdkDisplay *display;
GtkTooltip *current_tooltip;
if (!tooltips_enabled (event->any.window))
return;
/* Returns coordinates relative to has_tooltip_widget's allocation. */
has_tooltip_widget = find_topmost_widget_coords_from_event (event, &x, &y);
display = gdk_drawable_get_display (event->any.window);
current_tooltip = g_object_get_data (G_OBJECT (display),
"gdk-display-current-tooltip");
if (current_tooltip)
{
gtk_tooltip_set_last_window (current_tooltip, event->any.window);
gdk_event_get_root_coords (event,
¤t_tooltip->last_x,
¤t_tooltip->last_y);
}
if (current_tooltip && current_tooltip->keyboard_mode_enabled)
{
has_tooltip_widget = current_tooltip->keyboard_widget;
if (!has_tooltip_widget)
return;
return_value = gtk_tooltip_run_requery (&has_tooltip_widget,
current_tooltip,
&x, &y);
if (!return_value)
gtk_tooltip_hide_tooltip (current_tooltip);
else
gtk_tooltip_start_delay (display);
return;
}
#ifdef DEBUG_TOOLTIP
if (has_tooltip_widget)
g_print ("%p (%s) at (%d, %d) %dx%d pointer: (%d, %d)\n",
has_tooltip_widget, gtk_widget_get_name (has_tooltip_widget),
has_tooltip_widget->allocation.x,
has_tooltip_widget->allocation.y,
has_tooltip_widget->allocation.width,
has_tooltip_widget->allocation.height,
x, y);
#endif /* DEBUG_TOOLTIP */
/* Always poll for a next motion event */
gdk_event_request_motions (&event->motion);
/* Hide the tooltip when there's no new tooltip widget */
if (!has_tooltip_widget)
{
if (current_tooltip)
gtk_tooltip_hide_tooltip (current_tooltip);
return;
}
switch (event->type)
{
case GDK_BUTTON_PRESS:
case GDK_2BUTTON_PRESS:
case GDK_3BUTTON_PRESS:
case GDK_KEY_PRESS:
case GDK_DRAG_ENTER:
case GDK_GRAB_BROKEN:
gtk_tooltip_hide_tooltip (current_tooltip);
break;
case GDK_MOTION_NOTIFY:
case GDK_ENTER_NOTIFY:
case GDK_LEAVE_NOTIFY:
case GDK_SCROLL:
if (current_tooltip)
{
gboolean tip_area_set;
GdkRectangle tip_area;
gboolean hide_tooltip;
tip_area_set = current_tooltip->tip_area_set;
tip_area = current_tooltip->tip_area;
return_value = gtk_tooltip_run_requery (&has_tooltip_widget,
current_tooltip,
&x, &y);
/* Requested to be hidden? */
hide_tooltip = !return_value;
/* Leave notify should override the query function */
hide_tooltip = (event->type == GDK_LEAVE_NOTIFY);
/* Is the pointer above another widget now? */
if (GTK_TOOLTIP_VISIBLE (current_tooltip))
hide_tooltip |= has_tooltip_widget != current_tooltip->tooltip_widget;
/* Did the pointer move out of the previous "context area"? */
if (tip_area_set)
hide_tooltip |= (x <= tip_area.x
|| x >= tip_area.x + tip_area.width
|| y <= tip_area.y
|| y >= tip_area.y + tip_area.height);
if (hide_tooltip)
gtk_tooltip_hide_tooltip (current_tooltip);
else
gtk_tooltip_start_delay (display);
}
else
{
/* Need a new tooltip for this display */
current_tooltip = g_object_new (GTK_TYPE_TOOLTIP, NULL);
g_object_set_data_full (G_OBJECT (display),
"gdk-display-current-tooltip",
current_tooltip, g_object_unref);
g_signal_connect (display, "closed",
G_CALLBACK (gtk_tooltip_display_closed),
current_tooltip);
gtk_tooltip_set_last_window (current_tooltip, event->any.window);
gdk_event_get_root_coords (event,
¤t_tooltip->last_x,
¤t_tooltip->last_y);
gtk_tooltip_start_delay (display);
}
break;
default:
break;
}
}
