/*************************************************************************
Method that injects a mouse button up event into the system.
*************************************************************************/
bool System::injectMouseButtonUp(MouseButton button)
{
// update system keys
d_sysKeys &= ~mouseButtonToSyskey(button);
MouseEventArgs ma(0);
ma.position = MouseCursor::getSingleton().getPosition();
ma.moveDelta = Vector2(0.0f, 0.0f);
ma.button = button;
ma.sysKeys = d_sysKeys;
ma.wheelChange = 0;
// get the tracker that holds the number of down events seen so far for this button
MouseClickTracker& tkr = d_clickTrackerPimpl->click_trackers[button];
// set click count in the event args
ma.clickCount = tkr.d_click_count;
Window* const initial_dest_window = getTargetWindow(ma.position);
Window* dest_window = initial_dest_window;
// loop backwards until event is handled or we run out of windows.
while ((!ma.handled) && (dest_window != 0))
{
ma.window = dest_window;
dest_window->onMouseButtonUp(ma);
dest_window = getNextTargetWindow(dest_window);
}
bool wasUpHandled = ma.handled;
// if requirements for click events are met
if (((d_click_timeout == 0) || (tkr.d_timer.elapsed() <= d_click_timeout)) &&
(tkr.d_click_area.isPointInRect(ma.position)) &&
(tkr.d_target_window == initial_dest_window))
{
ma.handled = false;
dest_window = initial_dest_window;
// loop backwards until event is handled or we run out of windows.
while ((!ma.handled) && (dest_window != 0))
{
ma.window = dest_window;
dest_window->onMouseClicked(ma);
dest_window = getNextTargetWindow(dest_window);
}
}
return (ma.handled | wasUpHandled);
}
/*************************************************************************
Method that injects a key up event into the system.
*************************************************************************/
bool System::injectKeyUp(uint key_code)
{
// update system keys
d_sysKeys &= ~keyCodeToSyskey((Key::Scan)key_code, false);
KeyEventArgs args(0);
if (d_activeSheet)
{
args.scancode = (Key::Scan)key_code;
args.sysKeys = d_sysKeys;
Window* dest = getKeyboardTargetWindow();
// loop backwards until event is handled or we run out of windows.
while ((dest != 0) && (!args.handled))
{
args.window = dest;
dest->onKeyUp(args);
dest = getNextTargetWindow(dest);
}
}
return args.handled;
}
/*************************************************************************
Method that injects a mouse movement event into the system
*************************************************************************/
bool System::injectMouseMove(float delta_x, float delta_y)
{
MouseEventArgs ma(NULL);
MouseCursor& mouse = MouseCursor::getSingleton();
ma.moveDelta.d_x = delta_x * d_mouseScalingFactor;
ma.moveDelta.d_y = delta_y * d_mouseScalingFactor;
ma.sysKeys = d_sysKeys;
ma.wheelChange = 0;
ma.clickCount = 0;
// move the mouse cursor & update position in args.
mouse.offsetPosition(ma.moveDelta);
ma.position = mouse.getPosition();
Window* dest_window = getTargetWindow(ma.position);
// if there is no GUI sheet, then there is nowhere to send input
if (dest_window != NULL)
{
if (dest_window != d_wndWithMouse)
{
if (d_wndWithMouse != NULL)
{
ma.window = d_wndWithMouse;
d_wndWithMouse->onMouseLeaves(ma);
}
d_wndWithMouse = dest_window;
ma.window = dest_window;
dest_window->onMouseEnters(ma);
}
// ensure event starts as 'not handled'
ma.handled = false;
// loop backwards until event is handled or we run out of windows.
while ((!ma.handled) && (dest_window != NULL))
{
ma.window = dest_window;
dest_window->onMouseMove(ma);
dest_window = getNextTargetWindow(dest_window);
}
}
return ma.handled;
}
//----------------------------------------------------------------------------//
bool System::mouseMoveInjection_impl(MouseEventArgs& ma)
{
Window* dest_window = getTargetWindow(ma.position);
// has window containing mouse changed?
if (dest_window != d_wndWithMouse)
{
// store previous window that contained mouse
Window* oldWindow = d_wndWithMouse;
// set the new window that contains the mouse.
d_wndWithMouse = dest_window;
// inform previous window the mouse has left it
if (oldWindow)
{
ma.window = oldWindow;
oldWindow->onMouseLeaves(ma);
}
// inform window containing mouse that mouse has entered it
if (d_wndWithMouse)
{
ma.window = d_wndWithMouse;
ma.handled = false;
d_wndWithMouse->onMouseEnters(ma);
}
}
// inform appropriate window of the mouse movement event
if (dest_window)
{
// ensure event starts as 'not handled'
ma.handled = false;
// loop backwards until event is handled or we run out of windows.
while ((!ma.handled) && (dest_window != 0))
{
ma.window = dest_window;
dest_window->onMouseMove(ma);
dest_window = getNextTargetWindow(dest_window);
}
}
return ma.handled;
}
/*************************************************************************
Method that injects a mouse-wheel / scroll-wheel event into the system.
*************************************************************************/
bool System::injectMouseWheelChange(float delta)
{
MouseEventArgs ma(0);
ma.position = MouseCursor::getSingleton().getPosition();
ma.moveDelta = Vector2(0.0f, 0.0f);
ma.button = NoButton;
ma.sysKeys = d_sysKeys;
ma.wheelChange = delta;
ma.clickCount = 0;
Window* dest_window = getTargetWindow(ma.position);
// loop backwards until event is handled or we run out of windows.
while ((!ma.handled) && (dest_window != 0))
{
ma.window = dest_window;
dest_window->onMouseWheel(ma);
dest_window = getNextTargetWindow(dest_window);
}
return ma.handled;
}
/*************************************************************************
Method that injects a typed character event into the system.
*************************************************************************/
bool System::injectChar(utf32 code_point)
{
KeyEventArgs args(0);
if (d_activeSheet)
{
args.codepoint = code_point;
args.sysKeys = d_sysKeys;
Window* dest = getKeyboardTargetWindow();
// loop backwards until event is handled or we run out of windows.
while ((dest != 0) && (!args.handled))
{
args.window = dest;
dest->onCharacter(args);
dest = getNextTargetWindow(dest);
}
}
return args.handled;
}
/*************************************************************************
Method that injects a mouse button down event into the system.
*************************************************************************/
bool System::injectMouseButtonDown(MouseButton button)
{
// update system keys
d_sysKeys |= mouseButtonToSyskey(button);
MouseEventArgs ma(0);
ma.position = MouseCursor::getSingleton().getPosition();
ma.moveDelta = Vector2(0.0f, 0.0f);
ma.button = button;
ma.sysKeys = d_sysKeys;
ma.wheelChange = 0;
// find the likely destination for generated events.
Window* dest_window = getTargetWindow(ma.position);
//
// Handling for multi-click generation
//
MouseClickTracker& tkr = d_clickTrackerPimpl->click_trackers[button];
tkr.d_click_count++;
// if multi-click requirements are not met
if (((d_dblclick_timeout > 0) && (tkr.d_timer.elapsed() > d_dblclick_timeout)) ||
(!tkr.d_click_area.isPointInRect(ma.position)) ||
(tkr.d_target_window != dest_window) ||
(tkr.d_click_count > 3))
{
// reset to single down event.
tkr.d_click_count = 1;
// build new allowable area for multi-clicks
tkr.d_click_area.setPosition(ma.position);
tkr.d_click_area.setSize(d_dblclick_size);
tkr.d_click_area.offset(Point(-(d_dblclick_size.d_width / 2), -(d_dblclick_size.d_height / 2)));
// set target window for click events on this tracker
tkr.d_target_window = dest_window;
}
// set click count in the event args
ma.clickCount = tkr.d_click_count;
// loop backwards until event is handled or we run out of windows.
while ((!ma.handled) && (dest_window != 0))
{
ma.window = dest_window;
if (dest_window->wantsMultiClickEvents())
{
switch (tkr.d_click_count)
{
case 1:
dest_window->onMouseButtonDown(ma);
break;
case 2:
dest_window->onMouseDoubleClicked(ma);
break;
case 3:
dest_window->onMouseTripleClicked(ma);
break;
}
}
// current target window does not want multi-clicks,
// so just send a mouse down event instead.
else
{
dest_window->onMouseButtonDown(ma);
}
dest_window = getNextTargetWindow(dest_window);
}
// reset timer for this tracker.
tkr.d_timer.restart();
return ma.handled;
}
