renderthemesafari.cpp

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    NSControlSize size;
    if (minSize.width() >= sizes[NSRegularControlSize].width() &&
        minSize.height() >= sizes[NSRegularControlSize].height())
        size = NSRegularControlSize;
    else if (minSize.width() >= sizes[NSSmallControlSize].width() &&
             minSize.height() >= sizes[NSSmallControlSize].height())
        size = NSSmallControlSize;
    else
        size = NSMiniControlSize;
    if (size != [cell controlSize]) // Only update if we have to, since AppKit does work even if the size is the same.
        [cell setControlSize:size];
}
*/
IntSize RenderThemeSafari::sizeForFont(RenderStyle* style, const IntSize* sizes) const
{
    return sizes[controlSizeForFont(style)];
}

IntSize RenderThemeSafari::sizeForSystemFont(RenderStyle* style, const IntSize* sizes) const
{
    return sizes[controlSizeForSystemFont(style)];
}

void RenderThemeSafari::setSizeFromFont(RenderStyle* style, const IntSize* sizes) const
{
    // FIXME: Check is flawed, since it doesn't take min-width/max-width into account.
    IntSize size = sizeForFont(style, sizes);
    if (style->width().isIntrinsicOrAuto() && size.width() > 0)
        style->setWidth(Length(size.width(), Fixed));
    if (style->height().isAuto() && size.height() > 0)
        style->setHeight(Length(size.height(), Fixed));
}

void RenderThemeSafari::setFontFromControlSize(CSSStyleSelector* selector, RenderStyle* style, NSControlSize controlSize) const
{
    FontDescription fontDescription;
    fontDescription.setIsAbsoluteSize(true);
    fontDescription.setGenericFamily(FontDescription::SerifFamily);

    float fontSize = systemFontSizeForControlSize(controlSize);
    fontDescription.firstFamily().setFamily("Lucida Grande");
    fontDescription.setComputedSize(fontSize);
    fontDescription.setSpecifiedSize(fontSize);

    // Reset line height
    style->setLineHeight(RenderStyle::initialLineHeight());

    if (style->setFontDescription(fontDescription))
        style->font().update(selector->fontSelector());
}

NSControlSize RenderThemeSafari::controlSizeForSystemFont(RenderStyle* style) const
{
    int fontSize = style->fontSize();
    if (fontSize >= 13)
        return NSRegularControlSize;
    if (fontSize >= 11)
        return NSSmallControlSize;
    return NSMiniControlSize;
}

bool RenderThemeSafari::paintCheckbox(RenderObject* o, const RenderObject::PaintInfo& paintInfo, const IntRect& r)
{
    ASSERT(SafariThemeLibrary());

    NSControlSize controlSize = controlSizeForFont(o->style());

    IntRect inflatedRect = inflateRect(r, checkboxSizes()[controlSize], checkboxMargins(controlSize));  
    paintThemePart(SafariTheme::CheckboxPart, paintInfo.context->platformContext(), inflatedRect, controlSize, determineState(o));

    return false;
}

const IntSize* RenderThemeSafari::checkboxSizes() const
{
    static const IntSize sizes[3] = { IntSize(14, 14), IntSize(12, 12), IntSize(10, 10) };
    return sizes;
}

const int* RenderThemeSafari::checkboxMargins(NSControlSize controlSize) const
{
    static const int margins[3][4] =
    {
        { 2, 2, 2, 2 },
        { 2, 2, 2, 1 },
        { 1, 0, 0, 0 },
    };
    return margins[controlSize];
}

void RenderThemeSafari::setCheckboxSize(RenderStyle* style) const
{
    // If the width and height are both specified, then we have nothing to do.
    if (!style->width().isIntrinsicOrAuto() && !style->height().isAuto())
        return;

    // Use the font size to determine the intrinsic width of the control.
    setSizeFromFont(style, checkboxSizes());
}

bool RenderThemeSafari::paintRadio(RenderObject* o, const RenderObject::PaintInfo& paintInfo, const IntRect& r)
{
    ASSERT(SafariThemeLibrary());

    NSControlSize controlSize = controlSizeForFont(o->style());
 
    IntRect inflatedRect = inflateRect(r, radioSizes()[controlSize], radioMargins(controlSize));    
    paintThemePart(RadioButtonPart, paintInfo.context->platformContext(), inflatedRect, controlSize, determineState(o));

    return false;
}

const IntSize* RenderThemeSafari::radioSizes() const
{
    static const IntSize sizes[3] = { IntSize(14, 15), IntSize(12, 13), IntSize(10, 10) };
    return sizes;
}

const int* RenderThemeSafari::radioMargins(NSControlSize controlSize) const
{
    static const int margins[3][4] =
    {
        { 1, 2, 2, 2 },
        { 0, 1, 2, 1 },
        { 0, 0, 1, 0 },
     };
    return margins[controlSize];
}

void RenderThemeSafari::setRadioSize(RenderStyle* style) const
{
    // If the width and height are both specified, then we have nothing to do.
    if (!style->width().isIntrinsicOrAuto() && !style->height().isAuto())
        return;

    // Use the font size to determine the intrinsic width of the control.
    setSizeFromFont(style, radioSizes());
}

void RenderThemeSafari::setButtonPaddingFromControlSize(RenderStyle* style, NSControlSize size) const
{
    // Just use 8px.  AppKit wants to use 11px for mini buttons, but that padding is just too large
    // for real-world Web sites (creating a huge necessary minimum width for buttons whose space is
    // by definition constrained, since we select mini only for small cramped environments.
    // This also guarantees the HTML4 <button> will match our rendering by default, since we're using a consistent
    // padding.
    const int padding = 8;
    style->setPaddingLeft(Length(padding, Fixed));
    style->setPaddingRight(Length(padding, Fixed));
    style->setPaddingTop(Length(0, Fixed));
    style->setPaddingBottom(Length(0, Fixed));
}

void RenderThemeSafari::adjustButtonStyle(CSSStyleSelector* selector, RenderStyle* style, Element* e) const
{
    // There are three appearance constants for buttons.
    // (1) Push-button is the constant for the default Aqua system button.  Push buttons will not scale vertically and will not allow
    // custom fonts or colors.  <input>s use this constant.  This button will allow custom colors and font weights/variants but won't
    // scale vertically.
    // (2) square-button is the constant for the square button.  This button will allow custom fonts and colors and will scale vertically.
    // (3) Button is the constant that means "pick the best button as appropriate."  <button>s use this constant.  This button will
    // also scale vertically and allow custom fonts and colors.  It will attempt to use Aqua if possible and will make this determination
    // solely on the rectangle of the control.

    // Determine our control size based off our font.
    NSControlSize controlSize = controlSizeForFont(style);

    if (style->appearance() == PushButtonPart) {
        // Ditch the border.
        style->resetBorder();

        // Height is locked to auto.
        style->setHeight(Length(Auto));

        // White-space is locked to pre
        style->setWhiteSpace(PRE);

        // Set the button's vertical size.
        setButtonSize(style);

        // Add in the padding that we'd like to use.
        setButtonPaddingFromControlSize(style, controlSize);

        // Our font is locked to the appropriate system font size for the control.  To clarify, we first use the CSS-specified font to figure out
        // a reasonable control size, but once that control size is determined, we throw that font away and use the appropriate
        // system font for the control size instead.
        setFontFromControlSize(selector, style, controlSize);
    } else {
        // Set a min-height so that we can't get smaller than the mini button.
        style->setMinHeight(Length(15, Fixed));

        // Reset the top and bottom borders.
        style->resetBorderTop();
        style->resetBorderBottom();
    }
}

const IntSize* RenderThemeSafari::buttonSizes() const
{
    static const IntSize sizes[3] = { IntSize(0, 21), IntSize(0, 18), IntSize(0, 15) };
    return sizes;
}

const int* RenderThemeSafari::buttonMargins(NSControlSize controlSize) const
{
    static const int margins[3][4] =
    {
        { 4, 6, 7, 6 },
        { 4, 5, 6, 5 },
        { 0, 1, 1, 1 },
    };
    return margins[controlSize];
}

void RenderThemeSafari::setButtonSize(RenderStyle* style) const
{
    // If the width and height are both specified, then we have nothing to do.
    if (!style->width().isIntrinsicOrAuto() && !style->height().isAuto())
        return;

    // Use the font size to determine the intrinsic width of the control.
    setSizeFromFont(style, buttonSizes());
}

bool RenderThemeSafari::paintButton(RenderObject* o, const RenderObject::PaintInfo& paintInfo, const IntRect& r)
{
    ASSERT(SafariThemeLibrary());

    // We inflate the rect as needed to account for padding included in the cell to accommodate the button
    // shadow.  We don't consider this part of the bounds of the control in WebKit.

    NSControlSize controlSize = controlSizeFromRect(r, buttonSizes());
    IntRect inflatedRect = r;

    ThemePart part;
    if (r.height() <= buttonSizes()[NSRegularControlSize].height()) {
        // Push button
        part = SafariTheme::PushButtonPart;

        IntSize size = buttonSizes()[controlSize];
        size.setWidth(r.width());

        // Center the button within the available space.
        if (inflatedRect.height() > size.height()) {
            inflatedRect.setY(inflatedRect.y() + (inflatedRect.height() - size.height()) / 2);
            inflatedRect.setHeight(size.height());
        }

        // Now inflate it to account for the shadow.
        inflatedRect = inflateRect(inflatedRect, size, buttonMargins(controlSize));
    } else
        part = SafariTheme::SquareButtonPart;

    paintThemePart(part, paintInfo.context->platformContext(), inflatedRect, controlSize, determineState(o));
    return false;
}

bool RenderThemeSafari::paintTextField(RenderObject* o, const RenderObject::PaintInfo& paintInfo, const IntRect& r)
{
    ASSERT(SafariThemeLibrary());

    paintThemePart(SafariTheme::TextFieldPart, paintInfo.context->platformContext(), r, (NSControlSize)0, determineState(o) & ~FocusedState);
    return false;
}

void RenderThemeSafari::adjustTextFieldStyle(CSSStyleSelector*, RenderStyle*, Element*) const
{
}

bool RenderThemeSafari::paintCapsLockIndicator(RenderObject* o, const RenderObject::PaintInfo& paintInfo, const IntRect& r)
{    
#if defined(SAFARI_THEME_VERSION) && SAFARI_THEME_VERSION >= 1
    ASSERT(SafariThemeLibrary());

    if (paintInfo.context->paintingDisabled())
        return true;

    paintThemePart(CapsLockPart, paintInfo.context->platformContext(), r, (NSControlSize)0, (ThemeControlState)0);

    return false;
#else
    return true;
#endif
}

bool RenderThemeSafari::paintTextArea(RenderObject* o, const RenderObject::PaintInfo& paintInfo, const IntRect& r)
{
    ASSERT(SafariThemeLibrary());

    paintThemePart(SafariTheme::TextAreaPart, paintInfo.context->platformContext(), r, (NSControlSize)0, determineState(o) & ~FocusedState);
    return false;
}

void RenderThemeSafari::adjustTextAreaStyle(CSSStyleSelector*, RenderStyle*, Element*) const
{
}

const int* RenderThemeSafari::popupButtonMargins(NSControlSize size) const
{
    static const int margins[3][4] =
    {
        { 2, 3, 3, 3 },
        { 1, 3, 3, 3 },
        { 0, 1, 0, 1 }
    };
    return margins[size];
}

const IntSize* RenderThemeSafari::popupButtonSizes() const
{
    static const IntSize sizes[3] = { IntSize(0, 21), IntSize(0, 18), IntSize(0, 15) };