/************************************************************************
    Initialise
************************************************************************/
void ScrolledItemListBase::initialiseComponents()
{
    // Only process the content pane if it hasn't been done in the past
    // NOTE: This ensures that a duplicate content pane is not created. An example where
    // this would be possible would be when changing the Look'N'Feel of the widget
    // (for instance an ItemListBox), an operation which would reconstruct the child components
    // of the widget by destroying the previous ones and creating new ones with the
    // new Look'N'Feel. However, since the content pane is not defined in the
    // look and feel file and thus not associated with the look'N'Feel itself
    // but instead created here manually, the destruction would not contemplate the content
    // pane itself, so when the children would be rebuilt, a duplicate content pane
    // would be attempted (and an exception would be issued).
    if(!d_pane)
    {
        // IMPORTANT:
        // we must do this before the base class handling or we'll lose the onChildRemoved subscriber!!!
        d_pane = WindowManager::getSingletonPtr()->createWindow("ClippedContainer", d_name+ContentPaneNameSuffix);

        // set up clipping
        static_cast<ClippedContainer*>(d_pane)->setClipperWindow(this);
        addChildWindow(d_pane);
    }

    // base class handling
    ItemListBase::initialiseComponents();

    // set default pane position
    Rect r = getItemRenderArea();
    d_pane->setPosition(UVector2(cegui_absdim(r.d_left),cegui_absdim(r.d_top)));

    // init scrollbars
    Scrollbar* v = getVertScrollbar();
    Scrollbar* h = getHorzScrollbar();

    v->setAlwaysOnTop(true);
    h->setAlwaysOnTop(true);

    v->subscribeEvent(Scrollbar::EventScrollPositionChanged,
        Event::Subscriber(&ScrolledItemListBase::handle_VScroll,this));
    h->subscribeEvent(Scrollbar::EventScrollPositionChanged,
        Event::Subscriber(&ScrolledItemListBase::handle_HScroll,this));

    v->hide();
    h->hide();
}
//----------------------------------------------------------------------------//
void ScrollablePane::initialiseComponents(void)
{
    // get horizontal scrollbar
    Scrollbar* horzScrollbar = getHorzScrollbar();
    
    // get vertical scrollbar
    Scrollbar* vertScrollbar = getVertScrollbar();
    
    // get scrolled container widget
    ScrolledContainer* container = getScrolledContainer();
    
    // do a bit of initialisation
    horzScrollbar->setAlwaysOnTop(true);
    vertScrollbar->setAlwaysOnTop(true);
    // container pane is always same size as this parent pane,
    // scrolling is actually implemented via positioning and clipping tricks.
    container->setSize(USize(cegui_reldim(1.0f), cegui_reldim(1.0f)));
    
    // subscribe to events we need to hear about
    vertScrollbar->subscribeEvent(
            Scrollbar::EventScrollPositionChanged,
            Event::Subscriber(&ScrollablePane::handleScrollChange, this));

    horzScrollbar->subscribeEvent(
            Scrollbar::EventScrollPositionChanged,
            Event::Subscriber(&ScrollablePane::handleScrollChange, this));

    d_contentChangedConn = container->subscribeEvent(
            ScrolledContainer::EventContentChanged,
            Event::Subscriber(&ScrollablePane::handleContentAreaChange, this));

    d_autoSizeChangedConn = container->subscribeEvent(
            ScrolledContainer::EventAutoSizeSettingChanged,
            Event::Subscriber(&ScrollablePane::handleAutoSizePaneChanged, this));
    
    // finalise setup
    configureScrollbars();
}
Exemple #3
0
/*************************************************************************
    Sample specific initialisation goes here.
*************************************************************************/
bool Demo4Sample::initialiseSample()
{
    using namespace CEGUI;

    // we will make extensive use of the WindowManager.
    WindowManager& winMgr = WindowManager::getSingleton();

    // load scheme and set up defaults
    SchemeManager::getSingleton().loadScheme("TaharezLook.scheme");
    System::getSingleton().setDefaultMouseCursor("TaharezLook", "MouseArrow");
    //FontManager::getSingleton().createFont("Commonwealth-10.font");

    // load an image to use as a background
    ImagesetManager::getSingleton().createImagesetFromImageFile("BackgroundImage", "GPN-2000-001437.tga");

    // here we will use a StaticImage as the root, then we can use it to place a background image
    Window* background = winMgr.createWindow("TaharezLook/StaticImage", "background_wnd");
    // set position and size
    background->setPosition(UVector2(cegui_reldim(0), cegui_reldim( 0)));
    background->setSize(UVector2(cegui_reldim(1), cegui_reldim( 1)));
    // disable frame and standard background
    background->setProperty("FrameEnabled", "false");
    background->setProperty("BackgroundEnabled", "false");
    // set the background image
    background->setProperty("Image", "set:BackgroundImage image:full_image");
    // install this as the root GUI sheet
    System::getSingleton().setGUISheet(background);

    // now we create a DefaultWindow which we will attach all the widgets to.  We could
    // have attached them to the background StaticImage, though we want to be a bit tricky
    // since we do not wish the background to be faded by the slider - so we create this
    // container window so we can affect all the other widgets, but leave the background
    // unchanged.
    Window* sheet = winMgr.createWindow("DefaultWindow", "root_wnd");
    // attach this to the 'real' root
    background->addChildWindow(sheet);

    //
    // widget initialisation
    //
    // quit button
    PushButton* btn = static_cast<PushButton*>(winMgr.createWindow("TaharezLook/Button", "QuitButton"));
    sheet->addChildWindow(btn);
    btn->setText("Quit!");
    btn->setPosition(UVector2(cegui_reldim(0.035f), cegui_reldim( 0.0f)));
    btn->setSize(UVector2(cegui_reldim(0.1f), cegui_reldim( 0.036f)));
    btn->subscribeEvent(PushButton::EventClicked, Event::Subscriber(&Demo4Sample::handleQuit, this));
    btn->setAlwaysOnTop(true);

    // Alpha-slider
    Slider* slider = static_cast<Slider*>(winMgr.createWindow("TaharezLook/Slider", "my slider"));
    sheet->addChildWindow(slider);
    slider->setPosition(UVector2(cegui_reldim(0.136f), cegui_reldim( 0.0f)));
    slider->setSize(UVector2(cegui_reldim(0.02f), cegui_reldim( 0.075f)));
    slider->setAlwaysOnTop(true);
    // here we disable inherited alpha so that we will always be able to see the slider
    slider->setInheritsAlpha(false);
    // set up slider config
    slider->setCurrentValue(1.0f);
    slider->setClickStep(0.1f);
    // subscribe handler that will process slider position changes.
    slider->subscribeEvent(Slider::EventValueChanged, &sliderHandler);

    // big scroll bar
    Scrollbar* vscb = static_cast<Scrollbar*>(winMgr.createWindow("TaharezLook/LargeVerticalScrollbar", "Vert Scroll 1"));
    sheet->addChildWindow(vscb);
    vscb->setPosition(UVector2(cegui_reldim(0.0f), cegui_reldim( 0.0f)));
    vscb->setMinSize(UVector2(cegui_reldim(0.01f), cegui_reldim( 0.01f)));
    vscb->setMaxSize(UVector2(cegui_reldim(1.0f), cegui_reldim( 1.0f)));
    vscb->setSize(UVector2(cegui_reldim(0.035f), cegui_reldim( 0.83f)));
    vscb->setDocumentSize(100);
    vscb->setPageSize(5);
    vscb->setStepSize(1);
    vscb->setAlwaysOnTop(true);

    // mini vert scroll bar
    Scrollbar* mvsb = static_cast<Scrollbar*>(winMgr.createWindow("TaharezLook/VerticalScrollbar", "MiniVertScroll 1"));
    sheet->addChildWindow(mvsb);
    mvsb->setPosition(UVector2(cegui_reldim(0.99f), cegui_reldim( 0.015f)));
    mvsb->setMinSize(UVector2(cegui_reldim(0.01f), cegui_reldim( 0.01f)));
    mvsb->setMaxSize(UVector2(cegui_reldim(1.0f), cegui_reldim( 1.0f)));
    mvsb->setSize(UVector2(cegui_reldim(0.01f), cegui_reldim( 0.5f)));
    mvsb->setDocumentSize(360);
    mvsb->setPageSize(45);
    mvsb->setStepSize(1);
    mvsb->setAlwaysOnTop(true);

    // mini horz scroll bar
    Scrollbar* mhsb = static_cast<Scrollbar*>(winMgr.createWindow("TaharezLook/HorizontalScrollbar", "MiniHorzScroll 1"));
    sheet->addChildWindow(mhsb);
    mhsb->setPosition(UVector2(cegui_reldim(0.485f), cegui_reldim( 0.0f)));
    mhsb->setMinSize(UVector2(cegui_reldim(0.01f), cegui_reldim( 0.01f)));
    mhsb->setMaxSize(UVector2(cegui_reldim(1.0f), cegui_reldim( 1.0f)));
    mhsb->setSize(UVector2(cegui_reldim(0.5f), cegui_reldim( 0.015f)));
    mhsb->setDocumentSize(360);
    mhsb->setPageSize(45);
    mhsb->setStepSize(1);
    mhsb->setAlwaysOnTop(true);

    //
    // Build a window with some text and formatting options via radio buttons etc
    //
    FrameWindow* textwnd = static_cast<FrameWindow*>(winMgr.createWindow("TaharezLook/FrameWindow", "TextWindow"));
    sheet->addChildWindow(textwnd);
    textwnd->setPosition(UVector2(cegui_reldim(0.2f), cegui_reldim( 0.2f)));
    textwnd->setMaxSize(UVector2(cegui_reldim(0.75f), cegui_reldim( 0.75f)));
    textwnd->setMinSize(UVector2(cegui_reldim(0.1f), cegui_reldim( 0.1f)));
    textwnd->setSize(UVector2(cegui_reldim(0.5f), cegui_reldim( 0.5f)));
    textwnd->setCloseButtonEnabled(false);
    textwnd->setText("Crazy Eddie's GUI - Demo 4");

    Window* st = winMgr.createWindow("TaharezLook/StaticText", "TextWindow/Static");
    textwnd->addChildWindow(st);
    st->setPosition(UVector2(cegui_reldim(0.1f), cegui_reldim( 0.22f)));
    st->setSize(UVector2(cegui_reldim(0.5f), cegui_reldim( 0.6f)));

    st = winMgr.createWindow("TaharezLook/StaticText", "TextWindow/Group label 1");
    textwnd->addChildWindow(st);
    st->setPosition(UVector2(cegui_reldim(0.65f), cegui_reldim( 0.23f)));
    st->setSize(UVector2(cegui_reldim(0.35f), cegui_reldim( 0.05f)));
    st->setText("Horz. Formatting");
    // disable frame and background on static control
    st->setProperty("FrameEnabled", "false");
    st->setProperty("BackgroundEnabled", "false");

    st = winMgr.createWindow("TaharezLook/StaticText", "TextWindow/Group label 2");
    textwnd->addChildWindow(st);
    st->setPosition(UVector2(cegui_reldim(0.65f), cegui_reldim( 0.53f)));
    st->setSize(UVector2(cegui_reldim(0.35f), cegui_reldim( 0.05f)));
    st->setText("Vert. Formatting");
    // disable frame and background on static control
    st->setProperty("FrameEnabled", "false");
    st->setProperty("BackgroundEnabled", "false");

    st = winMgr.createWindow("TaharezLook/StaticText", "TextWindow/Box label");
    textwnd->addChildWindow(st);
    st->setPosition(UVector2(cegui_reldim(0.12f), cegui_reldim( 0.15f)));
    st->setSize(UVector2(cegui_reldim(0.35f), cegui_reldim( 0.05f)));
    st->setText("Formatted Output");
    // disable frame and background on static control
    st->setProperty("FrameEnabled", "false");
    st->setProperty("BackgroundEnabled", "false");

	// groupbox
	st = winMgr.createWindow("TaharezLook/GroupBox", "TextWindow/GroupBox1");
	textwnd->addChildWindow(st);
	st->setPosition(UVector2(cegui_reldim(0.03f), cegui_reldim(0.08f)));
	st->setSize(UVector2(cegui_reldim(0.94f), cegui_reldim(0.90f)));
	st->setText("Text samples");

    // word-wrap checkbox
    Checkbox* cb = static_cast<Checkbox*>(winMgr.createWindow("TaharezLook/Checkbox", "TextWindow/CB1"));
    textwnd->addChildWindow(cb);
    cb->setPosition(UVector2(cegui_reldim(0.65f), cegui_reldim( 0.13f)));
    cb->setSize(UVector2(cegui_reldim(0.35f), cegui_reldim( 0.05f)));
    cb->setText("Word Wrap");
    // subscribe a handler to listen for when the check-box button select state changes
    cb->subscribeEvent(Checkbox::EventCheckStateChanged, &formatChangedHandler);

    // horizontal formatting radio group
    RadioButton* rb = static_cast<RadioButton*>(winMgr.createWindow("TaharezLook/RadioButton", "TextWindow/RB1"));
    textwnd->addChildWindow(rb);
    rb->setPosition(UVector2(cegui_reldim(0.65f), cegui_reldim( 0.3f)));
    rb->setSize(UVector2(cegui_reldim(0.35f), cegui_reldim( 0.05f)));
    rb->setGroupID(1);
    rb->setText("Left Aligned");
    // subscribe a handler to listen for when the radio button select state changes
    rb->subscribeEvent(RadioButton::EventSelectStateChanged, &formatChangedHandler);

    rb = static_cast<RadioButton*>(winMgr.createWindow("TaharezLook/RadioButton", "TextWindow/RB2"));
    textwnd->addChildWindow(rb);
    rb->setPosition(UVector2(cegui_reldim(0.65f), cegui_reldim( 0.35f)));
    rb->setSize(UVector2(cegui_reldim(0.35f), cegui_reldim( 0.05f)));
    rb->setGroupID(1);
    rb->setText("Right Aligned");
    // subscribe a handler to listen for when the radio button select state changes
    rb->subscribeEvent(RadioButton::EventSelectStateChanged, &formatChangedHandler);

    rb = static_cast<RadioButton*>(winMgr.createWindow("TaharezLook/RadioButton", "TextWindow/RB3"));
    textwnd->addChildWindow(rb);
    rb->setPosition(UVector2(cegui_reldim(0.65f), cegui_reldim( 0.4f)));
    rb->setSize(UVector2(cegui_reldim(0.35f), cegui_reldim( 0.05f)));
    rb->setGroupID(1);
    rb->setText("Centred");
    // subscribe a handler to listen for when the radio button select state changes
    rb->subscribeEvent(RadioButton::EventSelectStateChanged, &formatChangedHandler);

    // vertical formatting radio group
    rb = static_cast<RadioButton*>(winMgr.createWindow("TaharezLook/RadioButton", "TextWindow/RB4"));
    textwnd->addChildWindow(rb);
    rb->setPosition(UVector2(cegui_reldim(0.65f), cegui_reldim( 0.6f)));
    rb->setSize(UVector2(cegui_reldim(0.35f), cegui_reldim( 0.05f)));
    rb->setGroupID(2);
    rb->setText("Top Aligned");
    // subscribe a handler to listen for when the radio button select state changes
    rb->subscribeEvent(RadioButton::EventSelectStateChanged, &formatChangedHandler);

    rb = static_cast<RadioButton*>(winMgr.createWindow("TaharezLook/RadioButton", "TextWindow/RB5"));
    textwnd->addChildWindow(rb);
    rb->setPosition(UVector2(cegui_reldim(0.65f), cegui_reldim( 0.65f)));
    rb->setSize(UVector2(cegui_reldim(0.35f), cegui_reldim( 0.05f)));
    rb->setGroupID(2);
    rb->setText("Bottom Aligned");
    // subscribe a handler to listen for when the radio button select state changes
    rb->subscribeEvent(RadioButton::EventSelectStateChanged, &formatChangedHandler);

    rb = static_cast<RadioButton*>(winMgr.createWindow("TaharezLook/RadioButton", "TextWindow/RB6"));
    textwnd->addChildWindow(rb);
    rb->setPosition(UVector2(cegui_reldim(0.65f), cegui_reldim( 0.7f)));
    rb->setSize(UVector2(cegui_reldim(0.35f), cegui_reldim( 0.05f)));
    rb->setGroupID(2);
    rb->setText("Centred");
    // subscribe a handler to listen for when the radio button select state changes
    rb->subscribeEvent(RadioButton::EventSelectStateChanged, &formatChangedHandler);

    // Edit box for text entry
    Editbox* eb = static_cast<Editbox*>(winMgr.createWindow("TaharezLook/Editbox", "TextWindow/Editbox1"));
    textwnd->addChildWindow(eb);
    eb->setPosition(UVector2(cegui_reldim(0.05f), cegui_reldim( 0.85f)));
    eb->setMaxSize(UVector2(cegui_reldim(1.0f), cegui_reldim( 0.04f)));
    eb->setSize(UVector2(cegui_reldim(0.90f), cegui_reldim( 0.08f)));
    // subscribe a handler to listen for when the text changes
    eb->subscribeEvent(Window::EventTextChanged, &textChangedHandler);

    //
    // Controls are set up.  Install initial settings
    //
    static_cast<Checkbox*>(winMgr.getWindow("TextWindow/CB1"))->setSelected(true);
    static_cast<RadioButton*>(winMgr.getWindow("TextWindow/RB1"))->setSelected(true);
    static_cast<RadioButton*>(winMgr.getWindow("TextWindow/RB4"))->setSelected(true);
    winMgr.getWindow("TextWindow/Editbox1")->setText("Come on then, edit me!");

    // success!
    return true;
}