/**************************************************************************** ** ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). ** All rights reserved. ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of the documentation of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:BSD$ ** You may use this file under the terms of the BSD license as follows: ** ** "Redistribution and use in source and binary forms, with or without ** modification, are permitted provided that the following conditions are ** met: ** * Redistributions of source code must retain the above copyright ** notice, this list of conditions and the following disclaimer. ** * Redistributions in binary form must reproduce the above copyright ** notice, this list of conditions and the following disclaimer in ** the documentation and/or other materials provided with the ** distribution. ** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor ** the names of its contributors may be used to endorse or promote ** products derived from this software without specific prior written ** permission. ** ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." ** $QT_END_LICENSE$ ** ****************************************************************************/ //! [0] opt.initFrom(q); if (down) opt.state |= QStyle::State_Sunken; if (tristate && noChange) opt.state |= QStyle::State_NoChange; else opt.state |= checked ? QStyle::State_On : QStyle::State_Off; if (q->testAttribute(Qt::WA_Hover) && q->underMouse()) { if (hovering) opt.state |= QStyle::State_MouseOver; else opt.state &= ~QStyle::State_MouseOver; } opt.text = text; opt.icon = icon; opt.iconSize = q->iconSize(); //! [0] //! [1] state = QStyle::State_None; if (widget->isEnabled()) state |= QStyle::State_Enabled; if (widget->hasFocus()) state |= QStyle::State_HasFocus; if (widget->window()->testAttribute(Qt::WA_KeyboardFocusChange)) state |= QStyle::State_KeyboardFocusChange; if (widget->underMouse()) state |= QStyle::State_MouseOver; if (widget->window()->isActiveWindow()) state |= QStyle::State_Active; #ifdef Q_WS_MAC extern bool qt_mac_can_clickThrough(const QWidget *w); //qwidget_mac.cpp if (!(state & QStyle::State_Active) && !qt_mac_can_clickThrough(widget)) state &= ~QStyle::State_Enabled; #endif #ifdef QT_KEYPAD_NAVIGATION if (widget->hasEditFocus()) state |= QStyle::State_HasEditFocus; #endif direction = widget->layoutDirection(); rect = widget->rect(); palette = widget->palette(); fontMetrics = widget->fontMetrics(); //! [1] //! [2] QStylePainter p(this); QStyleOptionButton opt = d->getStyleOption(); p.drawControl(QStyle::CE_CheckBox, opt); //! [2] //! [3] QStyleOptionButton subopt = *btn; subopt.rect = subElementRect(SE_CheckBoxIndicator, btn, widget); drawPrimitive(PE_IndicatorCheckBox, &subopt, p, widget); subopt.rect = subElementRect(SE_CheckBoxContents, btn, widget); drawControl(CE_CheckBoxLabel, &subopt, p, widget); if (btn->state & State_HasFocus) { QStyleOptionFocusRect fropt; fropt.QStyleOption::operator=(*btn); fropt.rect = subElementRect(SE_CheckBoxFocusRect, btn, widget); drawPrimitive(PE_FrameFocusRect, &fropt, p, widget); } //! [3] //! [4] const QStyleOptionButton *btn = qstyleoption_cast(opt); uint alignment = visualAlignment(btn->direction, Qt::AlignLeft | Qt::AlignVCenter); if (!styleHint(SH_UnderlineShortcut, btn, widget)) alignment |= Qt::TextHideMnemonic; QPixmap pix; QRect textRect = btn->rect; if (!btn->icon.isNull()) { pix = btn->icon.pixmap(btn->iconSize, btn->state & State_Enabled ? QIcon::Normal : QIcon::Disabled); drawItemPixmap(p, btn->rect, alignment, pix); if (btn->direction == Qt::RightToLeft) textRect.setRight(textRect.right() - btn->iconSize.width() - 4); else textRect.setLeft(textRect.left() + btn->iconSize.width() + 4); } if (!btn->text.isEmpty()){ drawItemText(p, textRect, alignment | Qt::TextShowMnemonic, btn->palette, btn->state & State_Enabled, btn->text, QPalette::WindowText); } //! [4]