void Widget::addChild(Widget::Ptr child) {
if (child->parent().get() != this) {
return child->setParent(shared_from_this());
}
m_children.push_back(child);
}
void Alignment::UpdateChild() {
Widget::Ptr child = GetChild();
if( !child ) {
return;
}
sf::FloatRect allocation( GetAllocation() );
sf::Vector2f spare_space( allocation.width, allocation.height );
spare_space -= child->GetRequisition();
spare_space.x *= 1.f - GetScale().x;
spare_space.y *= 1.f - GetScale().y;
if( ( spare_space.x < 0 ) || ( spare_space.y < 0 ) ) {
#ifdef SFGUI_DEBUG
std::cerr << "SFGUI warning: Alignment got a smaller allocation than it requested." << std::endl;
return;
#endif
}
allocation.left = spare_space.x * GetAlignment().x;
allocation.top = spare_space.y * GetAlignment().y;
allocation.width -= spare_space.x;
allocation.height -= spare_space.y;
child->SetAllocation( allocation );
}
sf::Vector2f Alignment::CalculateRequisition() {
Widget::Ptr child = GetChild();
if( !child ) {
return sf::Vector2f( 0.f, 0.f );
}
return child->GetRequisition();
}
void Widget::removeChild(Widget::Ptr child) {
if (child->parent() != 0) {
return child->setParent(0);
}
auto it = std::find(m_children.begin(), m_children.end(), child);
if (it != m_children.begin()) {
m_children.erase(it);
}
}
void Container::RemoveAll() {
while( !m_children.empty() ) {
Widget::Ptr widget = m_children.back();
m_children.pop_back();
widget->SetParent( Widget::Ptr() );
HandleRemove( widget );
}
RequestResize();
}
bool Instrumenter::handleUnconditionalExitInstrumentation(RelocBlock *trace, RelocGraph *, instPoint *exit) {
// Easy
RelocBlock::WidgetList &elements = trace->elements();
// For now, we're inserting this instrumentation immediately before the last instruction
// in the list of elements.
Widget::Ptr inst = makeInstrumentation(exit);
if (!inst) return false;
inst.swap(elements.back());
elements.push_back(inst);
return true;
}
void Widget::setParent(Widget::Ptr parent) {
if (m_parent == parent)
return;
if (m_parent) {
std::cout << m_parent << std::endl;
Widget::Ptr old = m_parent;
m_parent = 0;
old->removeChild(shared_from_this());
}
if (parent) {
m_parent = parent;
parent->addChild(shared_from_this());
}
}
void Container::pack(Widget::Ptr widget)
{
mChildren.push_back(widget);
if(!hasSelection() && widget->isSelectable())
select(mChildren.size() -1);
}
void Widget::SetParent( Widget::Ptr parent ) {
auto cont = std::dynamic_pointer_cast<Container>( parent );
auto oldparent = m_parent.lock();
if( cont == oldparent ) {
return;
}
if( oldparent ) {
oldparent->Remove( shared_from_this() );
}
m_parent = cont;
auto iter = std::find( root_widgets.begin(), root_widgets.end(), this );
if( parent ) {
// If this widget has a parent, it is no longer a root widget.
if( iter != root_widgets.end() ) {
root_widgets.erase( iter );
}
SetHierarchyLevel( parent->GetHierarchyLevel() + 1 );
}
else {
// If this widget does not have a parent, it becomes a root widget.
if( iter == root_widgets.end() ) {
root_widgets.push_back( this );
}
SetHierarchyLevel( 0 );
}
HandleAbsolutePositionChange();
}
bool ScrollablePanel::remove(const Widget::Ptr& widget)
{
const sf::Vector2f bottomRight = widget->getPosition() + widget->getFullSize();
const bool ret = Panel::remove(widget);
if (m_contentSize == sf::Vector2f{0, 0})
{
if ((bottomRight.x == m_mostBottomRightPosition.x) || (bottomRight.y == m_mostBottomRightPosition.y))
{
recalculateMostBottomRightPosition();
updateScrollbars();
}
}
return ret;
}
void Container::Remove( const Widget::Ptr& widget ) {
WidgetsList::iterator iter( std::find( m_children.begin(), m_children.end(), widget ) );
if( iter != m_children.end() ) {
m_children.erase( iter );
widget->SetParent( Widget::Ptr() );
HandleRemove( widget );
RequestResize();
}
}
void Container::Add( const Widget::Ptr& widget ) {
if( IsChild( widget ) ) {
return;
}
m_children.push_back( widget );
HandleAdd( widget );
// Check if HandleAdd still wants the little boy.
if( IsChild( widget ) ) {
widget->SetParent( shared_from_this() );
RequestResize();
}
}
TGUI_API Widget::Ptr loadWidget(std::shared_ptr<DataIO::Node> node, Widget::Ptr widget)
{
assert(widget != nullptr);
if (node->propertyValuePairs["visible"])
{
bool visible = parseBoolean(node->propertyValuePairs["visible"]->value);
if (visible)
widget->show();
else
widget->hide();
}
if (node->propertyValuePairs["enabled"])
{
bool enabled = parseBoolean(node->propertyValuePairs["enabled"]->value);
if (enabled)
widget->enable();
else
widget->disable();
}
if (node->propertyValuePairs["position"])
widget->setPosition(parseLayout(node->propertyValuePairs["position"]->value));
if (node->propertyValuePairs["size"])
widget->setSize(parseLayout(node->propertyValuePairs["size"]->value));
if (node->propertyValuePairs["opacity"])
widget->setOpacity(tgui::stof(node->propertyValuePairs["opacity"]->value));
/// TODO: Font and ToolTip (and Theme?)
for (auto& childNode : node->children)
{
if (toLower(childNode->name) == "renderer")
{
for (auto& pair : childNode->propertyValuePairs)
widget->getRenderer()->setProperty(pair.first, pair.second->value);
}
}
REMOVE_CHILD("renderer");
return widget;
}
void Widget::SetParent( const Widget::Ptr& parent ) {
Container::Ptr cont( DynamicPointerCast<Container>( parent ) );
if( !cont ) {
return;
}
Container::Ptr oldparent = m_parent.lock();
if( oldparent ) {
oldparent->Remove( shared_from_this() );
}
m_parent = cont;
SetHierarchyLevel( parent->GetHierarchyLevel() + 1 );
HandleAbsolutePositionChange();
}
void Grid::addWidget(const Widget::Ptr& widget, unsigned int row, unsigned int col,
const Borders& borders, Alignment alignment)
{
// If the widget hasn't already been added then add it now
if (std::find(getWidgets().begin(), getWidgets().end(), widget) == getWidgets().end())
add(widget);
// Create the row if it did not exist yet
if (m_gridWidgets.size() < row + 1)
{
m_gridWidgets.resize(row + 1);
m_objBorders.resize(row + 1);
m_objAlignment.resize(row + 1);
}
// Create the column if it did not exist yet
if (m_gridWidgets[row].size() < col + 1)
{
m_gridWidgets[row].resize(col + 1, nullptr);
m_objBorders[row].resize(col + 1);
m_objAlignment[row].resize(col + 1);
}
// If this is a new row then reserve some space for it
if (m_rowHeight.size() < row + 1)
m_rowHeight.resize(row + 1, 0);
// If this is the first row to have so many columns then reserve some space for it
if (m_columnWidth.size() < col + 1)
m_columnWidth.resize(col + 1, 0);
// Add the widget to the grid
m_gridWidgets[row][col] = widget;
m_objBorders[row][col] = borders;
m_objAlignment[row][col] = alignment;
// Update the widgets
updateWidgets();
// Automatically update the widgets when their size changes
m_connectedCallbacks[widget] = widget->connect("SizeChanged", &Grid::updateWidgets, this);
}
// Case 2: wrap a CF-category instruction
CFWidget::Ptr CFWidget::create(Widget::Ptr atom) {
CFWidget::Ptr ptr = Ptr(new CFWidget(atom->insn(), atom->addr()));
return ptr;
}
void Container::HandleAdd( const Widget::Ptr& child ) {
child->SetViewport( GetViewport() );
}
bool EventManager::handleEvent(sf::Event& event)
{
// Check if a mouse button has moved
if (event.type == sf::Event::MouseMoved)
{
// Loop through all widgets
for (unsigned int i=0; i<m_Widgets.size(); ++i)
{
// Check if the mouse went down on the widget
if (m_Widgets[i]->m_MouseDown)
{
// Some widgets should always receive mouse move events while dragging them, even if the mouse is no longer on top of them.
if ((m_Widgets[i]->m_DraggableWidget) || (m_Widgets[i]->m_ContainerWidget))
{
m_Widgets[i]->mouseMoved(static_cast<float>(event.mouseMove.x), static_cast<float>(event.mouseMove.y));
return true;
}
}
}
// Check if the mouse is on top of an widget
Widget::Ptr widget = mouseOnWidget(static_cast<float>(event.mouseMove.x), static_cast<float>(event.mouseMove.y));
if (widget != nullptr)
{
// Send the event to the widget
widget->mouseMoved(static_cast<float>(event.mouseMove.x), static_cast<float>(event.mouseMove.y));
return true;
}
return false;
}
// Check if a mouse button was pressed
else if (event.type == sf::Event::MouseButtonPressed)
{
// Check if the left mouse was pressed
if (event.mouseButton.button == sf::Mouse::Left)
{
// Check if the mouse is on top of an widget
Widget::Ptr widget = mouseOnWidget(static_cast<float>(event.mouseButton.x), static_cast<float>(event.mouseButton.y));
if (widget != nullptr)
{
// Focus the widget
focusWidget(widget.get());
// Check if the widget is a container
if (widget->m_ContainerWidget)
{
// If another widget was focused then unfocus it now
if ((m_FocusedWidget) && (m_Widgets[m_FocusedWidget-1] != widget))
{
m_Widgets[m_FocusedWidget-1]->m_Focused = false;
m_Widgets[m_FocusedWidget-1]->widgetUnfocused();
m_FocusedWidget = 0;
}
}
widget->leftMousePressed(static_cast<float>(event.mouseButton.x), static_cast<float>(event.mouseButton.y));
return true;
}
else // The mouse didn't went down on an widget, so unfocus the focused widget
unfocusAllWidgets();
}
return false;
}
// Check if a mouse button was released
else if (event.type == sf::Event::MouseButtonReleased)
{
// Check if the left mouse was released
if (event.mouseButton.button == sf::Mouse::Left)
{
// Check if the mouse is on top of an widget
Widget::Ptr widget = mouseOnWidget(static_cast<float>(event.mouseButton.x), static_cast<float>(event.mouseButton.y));
if (widget != nullptr)
widget->leftMouseReleased(static_cast<float>(event.mouseButton.x), static_cast<float>(event.mouseButton.y));
// Tell all the other widgets that the mouse has gone up
for (std::vector<Widget::Ptr>::iterator it = m_Widgets.begin(); it != m_Widgets.end(); ++it)
{
if (*it != widget)
(*it)->mouseNoLongerDown();
}
if (widget != nullptr)
return true;
}
return false;
}
// Check if a key was pressed
else if (event.type == sf::Event::KeyPressed)
{
// Only continue when the character was recognised
if (event.key.code != sf::Keyboard::Unknown)
{
// Check if there is a focused widget
if (m_FocusedWidget)
{
// Check the pressed key
if ((event.key.code == sf::Keyboard::Left)
|| (event.key.code == sf::Keyboard::Right)
|| (event.key.code == sf::Keyboard::Up)
|| (event.key.code == sf::Keyboard::Down)
|| (event.key.code == sf::Keyboard::BackSpace)
|| (event.key.code == sf::Keyboard::Delete)
|| (event.key.code == sf::Keyboard::Space)
|| (event.key.code == sf::Keyboard::Return))
{
// Tell the widget that the key was pressed
m_Widgets[m_FocusedWidget-1]->keyPressed(event.key.code);
}
return true;
}
}
return false;
}
// Check if a key was released
else if (event.type == sf::Event::KeyReleased)
{
// Change the focus to another widget when the tab key was pressed
if (event.key.code == sf::Keyboard::Tab)
return tabKeyPressed();
else
return false;
}
// Also check if text was entered (not a special key)
else if (event.type == sf::Event::TextEntered)
{
// Check if the character that we pressed is allowed
if ((event.text.unicode >= 30) && (event.text.unicode != 127))
{
// Tell the widget that the key was pressed
if (m_FocusedWidget)
{
m_Widgets[m_FocusedWidget-1]->textEntered(event.text.unicode);
return true;
}
}
return false;
}
// Check for mouse wheel scrolling
else if (event.type == sf::Event::MouseWheelMoved)
{
// Find the widget under the mouse
Widget::Ptr widget = mouseOnWidget(static_cast<float>(event.mouseWheel.x), static_cast<float>(event.mouseWheel.y));
if (widget != nullptr)
{
// Send the event to the widget
widget->mouseWheelMoved(event.mouseWheel.delta, event.mouseWheel.x, event.mouseWheel.y);
return true;
}
return false;
}
else // Event is ignored
return false;
}
TGUI_API std::shared_ptr<DataIO::Node> saveWidget(Widget::Ptr widget)
{
std::string widgetName;
if (widget->getParent())
widget->getParent()->getWidgetName(widget, widgetName);
auto node = std::make_shared<DataIO::Node>();
if (widgetName.empty())
node->name = widget->getWidgetType();
else
node->name = widget->getWidgetType() + "." + widgetName;
if (!widget->isVisible())
SET_PROPERTY("Visible", "false");
if (!widget->isEnabled())
SET_PROPERTY("Enabled", "false");
if (widget->getPosition() != sf::Vector2f{})
SET_PROPERTY("Position", emitLayout(widget->getPositionLayout()));
if (widget->getSize() != sf::Vector2f{})
SET_PROPERTY("Size", emitLayout(widget->getSizeLayout()));
if (widget->getOpacity() != 255)
SET_PROPERTY("Opacity", tgui::to_string(widget->getOpacity()));
/// TODO: Font and ToolTip
if (widget->getRenderer())
{
node->children.emplace_back(std::make_shared<DataIO::Node>());
node->children.back()->name = "Renderer";
for (auto& pair : widget->getRenderer()->getPropertyValuePairs())
node->children.back()->propertyValuePairs[pair.first] = std::make_shared<DataIO::ValueNode>(node->children.back().get(), Serializer::serialize(std::move(pair.second)));
}
return node;
}
void Grid::remove(const Widget::Ptr& widget)
{
remove(widget.get());
}
