manhattanstyle.cpp 40.8 KB
Newer Older
1
/**************************************************************************
con's avatar
con committed
2 3 4
**
** This file is part of Qt Creator
**
5
** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
con's avatar
con committed
6
**
7
** Contact: Nokia Corporation (qt-info@nokia.com)
con's avatar
con committed
8
**
9
** Commercial Usage
10
**
11 12 13 14
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
15
**
16
** GNU Lesser General Public License Usage
17
**
18 19 20 21 22 23
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
24
**
25
** If you are unsure which license is appropriate for your use, please
hjk's avatar
hjk committed
26
** contact the sales department at http://qt.nokia.com/contact.
con's avatar
con committed
27
**
28
**************************************************************************/
con's avatar
con committed
29 30

#include "manhattanstyle.h"
hjk's avatar
hjk committed
31

con's avatar
con committed
32
#include "styleanimator.h"
hjk's avatar
hjk committed
33 34 35

#include <QtCore/QLibrary>

36 37 38
#include <utils/qtcassert.h>
#include <utils/stylehelper.h>

hjk's avatar
hjk committed
39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58
#include <QtGui/QApplication>
#include <QtGui/QComboBox>
#include <QtGui/QDialog>
#include <QtGui/QDialogButtonBox>
#include <QtGui/QDockWidget>
#include <QtGui/QLabel>
#include <QtGui/QLineEdit>
#include <QtGui/QMainWindow>
#include <QtGui/QMenuBar>
#include <QtGui/QPainter>
#include <QtGui/QPixmap>
#include <QtGui/QPixmapCache>
#include <QtGui/QPushButton>
#include <QtGui/QScrollArea>
#include <QtGui/QSplitter>
#include <QtGui/QStatusBar>
#include <QtGui/QStyleFactory>
#include <QtGui/QStyleOption>
#include <QtGui/QToolBar>
#include <QtGui/QToolButton>
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
59
#include <QtGui/QAbstractItemView>
hjk's avatar
hjk committed
60

con's avatar
con committed
61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79
// We define a currently unused state for indicating animations
#define State_Animating 0x00000040

// Because designer needs to disable this for widget previews
// we have a custom property that is inherited
bool styleEnabled(const QWidget *widget)
{
    const QWidget *p = widget;
    while (p) {
        if (p->property("_q_custom_style_disabled").toBool())
            return false;
            p = p->parentWidget();
    }
    return true;
}

// Consider making this a QStyle state
bool panelWidget(const QWidget *widget)
{
80 81 82
    if (!widget)
        return false;

Tobias Hunger's avatar
Tobias Hunger committed
83
    // Do not style dialogs or explicitly ignored widgets
84 85
    if (qobject_cast<const QDialog *>(widget->window()))
        return false;
con's avatar
con committed
86

87
    const QWidget *p = widget;
con's avatar
con committed
88
    while (p) {
89 90
        if (qobject_cast<const QToolBar *>(p) ||
            qobject_cast<const QStatusBar *>(p) ||
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
91
            qobject_cast<const QAbstractItemView *>(p) ||
92 93
            qobject_cast<const QMenuBar *>(p))
            return styleEnabled(widget);
94
        if (p->property("panelwidget").toBool())
95
            return true;
con's avatar
con committed
96 97 98 99 100
        p = p->parentWidget();
    }
    return false;
}

101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119
// Consider making this a QStyle state
bool lightColored(const QWidget *widget)
{
    if (!widget)
        return false;

    // Don't style dialogs or explicitly ignored widgets
    if (qobject_cast<const QDialog *>(widget->window()))
        return false;

    const QWidget *p = widget;
    while (p) {
        if (p->property("lightColored").toBool())
            return true;
        p = p->parentWidget();
    }
    return false;
}

con's avatar
con committed
120 121 122
class ManhattanStylePrivate
{
public:
123
    explicit ManhattanStylePrivate(const QString &baseStyleName);
con's avatar
con committed
124

hjk's avatar
hjk committed
125 126
    ~ManhattanStylePrivate()
    {
con's avatar
con committed
127 128 129 130 131
        delete style;
        style = 0;
    }

    void init();
hjk's avatar
hjk committed
132 133

public:
con's avatar
con committed
134
    QStyle *style;
135 136 137 138
    const QImage lineeditImage;
    const QImage lineeditImage_disabled;
    const QPixmap extButtonPixmap;
    const QPixmap closeButtonPixmap;
con's avatar
con committed
139 140 141
    StyleAnimator animator;
};

142 143 144 145 146 147 148 149 150 151
ManhattanStylePrivate::ManhattanStylePrivate(const QString &baseStyleName) :
    style(QStyleFactory::create(baseStyleName)),
    lineeditImage(QLatin1String(":/core/images/inputfield.png")),
    lineeditImage_disabled(QLatin1String(":/core/images/inputfield_disabled.png")),
    extButtonPixmap(QLatin1String(":/core/images/extension.png")),
    closeButtonPixmap(QLatin1String(":/core/images/closebutton.png"))
{
    QTC_ASSERT(style, /**/);
}

con's avatar
con committed
152 153 154 155 156 157 158 159 160 161 162
ManhattanStyle::ManhattanStyle(const QString &baseStyleName)
    : QWindowsStyle(), d(new ManhattanStylePrivate(baseStyleName))
{
}

ManhattanStyle::~ManhattanStyle()
{
    delete d;
    d = 0;
}

163 164 165 166 167
QStyle *ManhattanStyle::systemStyle() const
{
    return d->style;
}

con's avatar
con committed
168 169 170 171 172 173 174 175 176
// Draws a CSS-like border image where the defined borders are not stretched
void drawCornerImage(const QImage &img, QPainter *painter, QRect rect,
                     int left = 0, int top = 0, int right = 0,
                     int bottom = 0)
{
    QSize size = img.size();
    if (top > 0) { //top
        painter->drawImage(QRect(rect.left() + left, rect.top(), rect.width() -right - left, top), img,
                           QRect(left, 0, size.width() -right - left, top));
hjk's avatar
hjk committed
177
        if (left > 0) //top-left
con's avatar
con committed
178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229
            painter->drawImage(QRect(rect.left(), rect.top(), left, top), img,
                               QRect(0, 0, left, top));
        if (right > 0) //top-right
            painter->drawImage(QRect(rect.left() + rect.width() - right, rect.top(), right, top), img,
                               QRect(size.width() - right, 0, right, top));
    }
    //left
    if (left > 0)
        painter->drawImage(QRect(rect.left(), rect.top()+top, left, rect.height() - top - bottom), img,
                           QRect(0, top, left, size.height() - bottom - top));
    //center
    painter->drawImage(QRect(rect.left() + left, rect.top()+top, rect.width() -right - left,
                             rect.height() - bottom - top), img,
                       QRect(left, top, size.width() -right -left,
                             size.height() - bottom - top));
    if (right > 0) //right
        painter->drawImage(QRect(rect.left() +rect.width() - right, rect.top()+top, right, rect.height() - top - bottom), img,
                           QRect(size.width() - right, top, right, size.height() - bottom - top));
    if (bottom > 0) { //bottom
        painter->drawImage(QRect(rect.left() +left, rect.top() + rect.height() - bottom,
                                 rect.width() - right - left, bottom), img,
                           QRect(left, size.height() - bottom,
                                 size.width() - right - left, bottom));
    if (left > 0) //bottom-left
        painter->drawImage(QRect(rect.left(), rect.top() + rect.height() - bottom, left, bottom), img,
                           QRect(0, size.height() - bottom, left, bottom));
    if (right > 0) //bottom-right
        painter->drawImage(QRect(rect.left() + rect.width() - right, rect.top() + rect.height() - bottom, right, bottom), img,
                           QRect(size.width() - right, size.height() - bottom, right, bottom));
    }
}

QPixmap ManhattanStyle::generatedIconPixmap(QIcon::Mode iconMode, const QPixmap &pixmap, const QStyleOption *opt) const
{
    QPixmap result;
    result = d->style->generatedIconPixmap(iconMode, pixmap, opt);
    return result;
}

int ManhattanStyle::layoutSpacingImplementation(QSizePolicy::ControlType control1,
                                                 QSizePolicy::ControlType control2,
                                                 Qt::Orientation orientation,
                                                 const QStyleOption * option ,
                                                 const QWidget * widget ) const
{
    return d->style->layoutSpacing(control1, control2, orientation, option, widget);

}

QSize ManhattanStyle::sizeFromContents(ContentsType type, const QStyleOption *option,
                                       const QSize &size, const QWidget *widget) const
{
230 231
    QSize newSize = d->style->sizeFromContents(type, option, size, widget);

con's avatar
con committed
232 233
    if (type == CT_Splitter && widget && widget->property("minisplitter").toBool())
        return QSize(1, 1);
234
    else if (type == CT_ComboBox && panelWidget(widget))
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
235
        newSize += QSize(14, 0);
236
    return newSize;
con's avatar
con committed
237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316
}

QRect ManhattanStyle::subElementRect(SubElement element, const QStyleOption *option, const QWidget *widget) const
{
    QRect rect;
    rect = d->style->subElementRect(element, option, widget);
    return rect;
}

QRect ManhattanStyle::subControlRect(ComplexControl control, const QStyleOptionComplex *option,
                                     SubControl subControl, const QWidget *widget) const
{
    QRect rect;
    rect = d->style->subControlRect(control, option, subControl, widget);
    return rect;
}

QStyle::SubControl ManhattanStyle::hitTestComplexControl(ComplexControl control, const QStyleOptionComplex *option,
                                                         const QPoint &pos, const QWidget *widget) const
{
    SubControl result = QStyle::SC_None;
    result = d->style->hitTestComplexControl(control, option, pos, widget);
    return result;
}

int ManhattanStyle::pixelMetric(PixelMetric metric, const QStyleOption *option, const QWidget *widget) const
{
    int retval = 0;
    retval = d->style->pixelMetric(metric, option, widget);
    switch (metric) {
    case PM_SplitterWidth:
        if (widget && widget->property("minisplitter").toBool())
            retval = 1;
        break;
    case PM_ToolBarIconSize:
        if (panelWidget(widget))
            retval = 16;
        break;
    case PM_MenuPanelWidth:
    case PM_MenuBarHMargin:
    case PM_MenuBarVMargin:
    case PM_ToolBarFrameWidth:
        if (panelWidget(widget))
            retval = 1;
        break;
    case PM_ButtonShiftVertical:
    case PM_ButtonShiftHorizontal:
    case PM_MenuBarPanelWidth:
    case PM_ToolBarItemMargin:
    case PM_ToolBarItemSpacing:
        if (panelWidget(widget))
            retval = 0;
        break;
    case PM_DefaultFrameWidth:
        if (qobject_cast<const QLineEdit*>(widget) && panelWidget(widget))
            return 1;
        break;
    default:
        break;
    }
    return retval;
}

QPalette ManhattanStyle::standardPalette() const
{
    QPalette result;
    result = d->style->standardPalette();
    return result;
}

void ManhattanStyle::polish(QApplication *app)
{
    d->style->polish(app);
}

void ManhattanStyle::unpolish(QApplication *app)
{
    d->style->unpolish(app);
}

317
QPalette panelPalette(const QPalette &oldPalette, bool lightColored = false)
con's avatar
con committed
318
{
319
    QColor color = Utils::StyleHelper::panelTextColor(lightColored);
con's avatar
con committed
320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340
    QPalette pal = oldPalette;
    pal.setBrush(QPalette::All, QPalette::WindowText, color);
    pal.setBrush(QPalette::All, QPalette::ButtonText, color);
    pal.setBrush(QPalette::All, QPalette::Foreground, color);
    color.setAlpha(100);
    pal.setBrush(QPalette::Disabled, QPalette::WindowText, color);
    pal.setBrush(QPalette::Disabled, QPalette::ButtonText, color);
    pal.setBrush(QPalette::Disabled, QPalette::Foreground, color);
    return pal;
}

void ManhattanStyle::polish(QWidget *widget)
{
    d->style->polish(widget);

    // OxygenStyle forces a rounded widget mask on toolbars
    if (d->style->inherits("OxygenStyle")) {
        if (qobject_cast<QToolBar*>(widget))
            widget->removeEventFilter(d->style);
    }
    if (panelWidget(widget)) {
con's avatar
con committed
341
        widget->setAttribute(Qt::WA_LayoutUsesWidgetRect, true);
con's avatar
con committed
342 343
        if (qobject_cast<QToolButton*>(widget)) {
            widget->setAttribute(Qt::WA_Hover);
344
            widget->setMaximumHeight(Utils::StyleHelper::navigationWidgetHeight() - 2);
con's avatar
con committed
345 346 347
        }
        else if (qobject_cast<QLineEdit*>(widget)) {
            widget->setAttribute(Qt::WA_Hover);
348
            widget->setMaximumHeight(Utils::StyleHelper::navigationWidgetHeight() - 2);
con's avatar
con committed
349 350 351
        }
        else if (qobject_cast<QLabel*>(widget))
            widget->setPalette(panelPalette(widget->palette()));
con's avatar
con committed
352
        else if (qobject_cast<QToolBar*>(widget) || widget->property("panelwidget_singlerow").toBool())
353
            widget->setFixedHeight(Utils::StyleHelper::navigationWidgetHeight());
con's avatar
con committed
354
        else if (qobject_cast<QStatusBar*>(widget))
355
            widget->setFixedHeight(Utils::StyleHelper::navigationWidgetHeight() + 2);
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
356
        else if (qobject_cast<QComboBox*>(widget)) {
357
            widget->setMaximumHeight(Utils::StyleHelper::navigationWidgetHeight() - 2);
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
358 359
            widget->setAttribute(Qt::WA_Hover);
        }
con's avatar
con committed
360 361 362 363 364 365 366
    }
}

void ManhattanStyle::unpolish(QWidget *widget)
{
    d->style->unpolish(widget);
    if (panelWidget(widget)) {
con's avatar
con committed
367
        widget->setAttribute(Qt::WA_LayoutUsesWidgetRect, false);
con's avatar
con committed
368 369 370 371
        if (qobject_cast<QTabBar*>(widget))
            widget->setAttribute(Qt::WA_Hover, false);
        else if (qobject_cast<QToolBar*>(widget))
            widget->setAttribute(Qt::WA_Hover, false);
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
372 373
        else if (qobject_cast<QComboBox*>(widget))
            widget->setAttribute(Qt::WA_Hover, false);
con's avatar
con committed
374 375 376 377 378 379 380 381 382 383 384 385 386 387
    }
}

void ManhattanStyle::polish(QPalette &pal)
{
    d->style->polish(pal);
}

QIcon ManhattanStyle::standardIconImplementation(StandardPixmap standardIcon, const QStyleOption *option,
                                                 const QWidget *widget) const
{
    QIcon icon;
    switch (standardIcon) {
    case QStyle::SP_TitleBarCloseButton:
388 389
    case QStyle::SP_ToolBarHorizontalExtensionButton:
        return QIcon(standardPixmap(standardIcon, option, widget));
con's avatar
con committed
390 391 392 393 394 395 396 397 398
    default:
        icon = d->style->standardIcon(standardIcon, option, widget);
    }
    return icon;
}

QPixmap ManhattanStyle::standardPixmap(StandardPixmap standardPixmap, const QStyleOption *opt,
                                       const QWidget *widget) const
{
399 400 401
    if (widget && !panelWidget(widget))
        return d->style->standardPixmap(standardPixmap, opt, widget);

con's avatar
con committed
402 403
    QPixmap pixmap;
    switch (standardPixmap) {
404 405
    case QStyle::SP_ToolBarHorizontalExtensionButton:
        pixmap = d->extButtonPixmap;
406
        break;
407 408
    case QStyle::SP_TitleBarCloseButton:
        pixmap = d->closeButtonPixmap;
con's avatar
con committed
409 410 411
        break;
    default:
        pixmap = d->style->standardPixmap(standardPixmap, opt, widget);
412
        break;
con's avatar
con committed
413 414 415 416 417 418 419
    }
    return pixmap;
}

int ManhattanStyle::styleHint(StyleHint hint, const QStyleOption *option, const QWidget *widget,
                              QStyleHintReturn *returnData) const
{
420
    int ret = d->style->styleHint(hint, option, widget, returnData);
con's avatar
con committed
421
    switch (hint) {
422 423 424 425 426
    // Make project explorer alternate rows all the way
    case QStyle::SH_ItemView_PaintAlternatingRowColorsForEmptyArea:
        if (widget && widget->property("AlternateEmpty").toBool())
            ret = true;
        break;
con's avatar
con committed
427
    case QStyle::SH_EtchDisabledText:
428 429
        if (panelWidget(widget))
            ret = false;
con's avatar
con committed
430
        break;
431 432 433
    case QStyle::SH_ItemView_ArrowKeysNavigateIntoChildren:
        ret = true;
        break;
con's avatar
con committed
434
    default:
435
        break;
con's avatar
con committed
436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492
    }
    return ret;
}

void ManhattanStyle::drawPrimitive(PrimitiveElement element, const QStyleOption *option,
                                   QPainter *painter, const QWidget *widget) const
{
    if (!panelWidget(widget))
        return d->style->drawPrimitive(element, option, painter, widget);

    bool animating = (option->state & State_Animating);
    int state = option->state;
    QRect rect = option->rect;
    QRect oldRect;
    QRect newRect;
    if (widget && (element == PE_PanelButtonTool) && !animating) {
        QWidget *w = const_cast<QWidget *> (widget);
        int oldState = w->property("_q_stylestate").toInt();
        oldRect = w->property("_q_stylerect").toRect();
        newRect = w->rect();
        w->setProperty("_q_stylestate", (int)option->state);
        w->setProperty("_q_stylerect", w->rect());

        // Determine the animated transition
        bool doTransition = ((state & State_On)         != (oldState & State_On)     ||
                             (state & State_MouseOver)  != (oldState & State_MouseOver));
        if (oldRect != newRect)
        {
            doTransition = false;
            d->animator.stopAnimation(widget);
        }

        if (doTransition) {
            QImage startImage(option->rect.size(), QImage::Format_ARGB32_Premultiplied);
            QImage endImage(option->rect.size(), QImage::Format_ARGB32_Premultiplied);
            Animation *anim = d->animator.widgetAnimation(widget);
            QStyleOption opt = *option;
            opt.state = (QStyle::State)oldState;
            opt.state |= (State)State_Animating;
            startImage.fill(0);
            Transition *t = new Transition;
            t->setWidget(w);
            QPainter startPainter(&startImage);
            if (!anim) {
                drawPrimitive(element, &opt, &startPainter, widget);
            } else {
                anim->paint(&startPainter, &opt);
                d->animator.stopAnimation(widget);
            }
            QStyleOption endOpt = *option;
            endOpt.state |= (State)State_Animating;
            t->setStartImage(startImage);
            d->animator.startAnimation(t);
            endImage.fill(0);
            QPainter endPainter(&endImage);
            drawPrimitive(element, &endOpt, &endPainter, widget);
            t->setEndImage(endImage);
493 494 495 496
            if (oldState & State_MouseOver)
                t->setDuration(150);
            else
                t->setDuration(75);
con's avatar
con committed
497 498 499 500 501
            t->setStartTime(QTime::currentTime());
        }
    }

    switch (element) {
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520
    case PE_PanelItemViewItem:
        if (const QStyleOptionViewItemV4 *vopt = qstyleoption_cast<const QStyleOptionViewItemV4 *>(option)) {
            if (vopt->state & State_Selected) {
                QLinearGradient gradient;
                gradient.setStart(option->rect.topLeft());
                gradient.setFinalStop(option->rect.bottomRight());
                gradient.setColorAt(0, option->palette.highlight().color().lighter(115));
                gradient.setColorAt(1, option->palette.highlight().color().darker(135));
                painter->fillRect(option->rect, Qt::blue);
            } else {
                if (vopt->backgroundBrush.style() != Qt::NoBrush) {
                    QPointF oldBO = painter->brushOrigin();
                    painter->setBrushOrigin(vopt->rect.topLeft());
                    painter->fillRect(vopt->rect, vopt->backgroundBrush);
                    painter->setBrushOrigin(oldBO);
                }
            }
        }
        break;
con's avatar
con committed
521 522 523
    case PE_PanelLineEdit:
        {
            painter->save();
524 525 526 527 528 529

            // Fill the line edit background
            QRect filledRect = option->rect.adjusted(1, 1, -1, -1);
            painter->setBrushOrigin(filledRect.topLeft());
            painter->fillRect(filledRect, option->palette.base());

con's avatar
con committed
530
            if (option->state & State_Enabled)
531
                drawCornerImage(d->lineeditImage, painter, option->rect, 5, 5, 5, 5);
con's avatar
con committed
532
            else
533
                drawCornerImage(d->lineeditImage_disabled, painter, option->rect, 5, 5, 5, 5);
con's avatar
con committed
534 535

            if (option->state & State_HasFocus || option->state & State_MouseOver) {
536
                QColor hover = Utils::StyleHelper::baseColor();
con's avatar
con committed
537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560
                if (state & State_HasFocus)
                    hover.setAlpha(100);
                else
                    hover.setAlpha(50);

                painter->setPen(QPen(hover, 1));
                painter->drawRect(option->rect.adjusted(1, 1, -2 ,-2));
            }
            painter->restore();
        }
        break;

    case PE_FrameStatusBarItem:
        break;

    case PE_PanelButtonTool: {
            Animation *anim = d->animator.widgetAnimation(widget);
            if (!animating && anim) {
                anim->paint(painter, option);
            } else {
                bool pressed = option->state & State_Sunken || option->state & State_On;
                QColor shadow(0, 0, 0, 30);
                painter->setPen(shadow);
                if (pressed) {
561 562 563
                    QColor shade(0, 0, 0, 40);
                    painter->fillRect(rect, shade);
                    painter->drawLine(rect.topLeft() + QPoint(1, 0), rect.topRight() - QPoint(1, 0));
con's avatar
con committed
564
                    painter->drawLine(rect.topLeft(), rect.bottomLeft());
565 566
                    painter->drawLine(rect.topRight(), rect.bottomRight());
                   // painter->drawLine(rect.bottomLeft()  + QPoint(1, 0), rect.bottomRight()  - QPoint(1, 0));
con's avatar
con committed
567 568 569
                    QColor highlight(255, 255, 255, 30);
                    painter->setPen(highlight);
                }
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
570 571
                else if (option->state & State_Enabled &&
                         option->state & State_MouseOver) {
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
572
                    QColor lighter(255, 255, 255, 37);
con's avatar
con committed
573 574 575 576 577 578 579 580 581 582
                    painter->fillRect(rect, lighter);
                }
           }
        }
        break;

    case PE_PanelStatusBar:
        {
            painter->save();
            QLinearGradient grad(option->rect.topLeft(), QPoint(rect.center().x(), rect.bottom()));
583 584
            QColor startColor = Utils::StyleHelper::shadowColor().darker(164);
            QColor endColor = Utils::StyleHelper::baseColor().darker(130);
con's avatar
con committed
585 586 587 588 589 590
            grad.setColorAt(0, startColor);
            grad.setColorAt(1, endColor);
            painter->fillRect(option->rect, grad);
            painter->setPen(QColor(255, 255, 255, 60));
            painter->drawLine(rect.topLeft() + QPoint(0,1),
                              rect.topRight()+ QPoint(0,1));
591
            painter->setPen(Utils::StyleHelper::borderColor().darker(110));
con's avatar
con committed
592 593 594 595 596 597 598
            painter->drawLine(rect.topLeft(), rect.topRight());
            painter->restore();
        }
        break;

    case PE_IndicatorToolBarSeparator:
        {
599
            QColor separatorColor = Utils::StyleHelper::borderColor();
con's avatar
con committed
600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642
            separatorColor.setAlpha(100);
            painter->setPen(separatorColor);
            const int margin = 6;
            if (option->state & State_Horizontal) {
                const int offset = rect.width()/2;
                painter->drawLine(rect.bottomLeft().x() + offset,
                            rect.bottomLeft().y() - margin,
                            rect.topLeft().x() + offset,
                            rect.topLeft().y() + margin);
            } else { //Draw vertical separator
                const int offset = rect.height()/2;
                painter->setPen(QPen(option->palette.background().color().darker(110)));
                painter->drawLine(rect.topLeft().x() + margin ,
                            rect.topLeft().y() + offset,
                            rect.topRight().x() - margin,
                            rect.topRight().y() + offset);
            }
        }
        break;

    case PE_IndicatorToolBarHandle:
        {
            bool horizontal = option->state & State_Horizontal;
            painter->save();
            QPainterPath path;
            int x = option->rect.x() + horizontal ? 2 : 6;
            int y = option->rect.y() + horizontal ? 6 : 2;
            static const int RectHeight = 2;
            if (horizontal) {
                while (y < option->rect.height() - RectHeight - 6) {
                    path.moveTo(x, y);
                    path.addRect(x, y, RectHeight, RectHeight);
                    y += 6;
                }
            } else {
                while (x < option->rect.width() - RectHeight - 6) {
                    path.moveTo(x, y);
                    path.addRect(x, y, RectHeight, RectHeight);
                    x += 6;
                }
            }

            painter->setPen(Qt::NoPen);
643
            QColor dark = Utils::StyleHelper::borderColor();
con's avatar
con committed
644 645
            dark.setAlphaF(0.4);

646
            QColor light = Utils::StyleHelper::baseColor();
con's avatar
con committed
647 648 649 650 651 652 653 654 655 656 657 658 659 660
            light.setAlphaF(0.4);

            painter->fillPath(path, light);
            painter->save();
            painter->translate(1, 1);
            painter->fillPath(path, dark);
            painter->restore();
            painter->translate(3, 3);
            painter->fillPath(path, light);
            painter->translate(1, 1);
            painter->fillPath(path, dark);
            painter->restore();
        }
        break;
661 662 663 664 665
    case PE_IndicatorArrowUp:
    case PE_IndicatorArrowDown:
    case PE_IndicatorArrowRight:
    case PE_IndicatorArrowLeft:
        {
666
            Utils::StyleHelper::drawArrow(element, painter, option);
667 668
        }
        break;
con's avatar
con committed
669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685

    default:
        d->style->drawPrimitive(element, option, painter, widget);
        break;
    }
}

void ManhattanStyle::drawControl(ControlElement element, const QStyleOption *option,
                                 QPainter *painter, const QWidget *widget) const
{
    if (!panelWidget(widget))
        return d->style->drawControl(element, option, painter, widget);

    switch (element) {
    case CE_MenuBarItem:
        painter->save();
        if (const QStyleOptionMenuItem *mbi = qstyleoption_cast<const QStyleOptionMenuItem *>(option)) {
686
            QColor highlightOutline = Utils::StyleHelper::borderColor().lighter(120);
con's avatar
con committed
687 688
            bool act = mbi->state & State_Selected && mbi->state & State_Sunken;
            bool dis = !(mbi->state & State_Enabled);
689
            Utils::StyleHelper::menuGradient(painter, option->rect, option->rect);
con's avatar
con committed
690 691 692 693 694 695 696 697 698 699
            QStyleOptionMenuItem item = *mbi;
            item.rect = mbi->rect;
            QPalette pal = mbi->palette;
            pal.setBrush(QPalette::ButtonText, dis ? Qt::gray : Qt::black);
            item.palette = pal;
            QCommonStyle::drawControl(element, &item, painter, widget);
            QRect r = option->rect;

            if (act) {
                // Fill|
700
                QColor baseColor = Utils::StyleHelper::baseColor();
con's avatar
con committed
701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751
                QLinearGradient grad(option->rect.topLeft(), option->rect.bottomLeft());
                grad.setColorAt(0, baseColor.lighter(120));
                grad.setColorAt(1, baseColor.lighter(130));
                painter->fillRect(option->rect.adjusted(1, 1, -1, 0), grad);

                // Outline
                painter->setPen(QPen(highlightOutline, 0));
                painter->drawLine(QPoint(r.left(), r.top() + 1), QPoint(r.left(), r.bottom()));
                painter->drawLine(QPoint(r.right(), r.top() + 1), QPoint(r.right(), r.bottom()));
                painter->drawLine(QPoint(r.left() + 1, r.top()), QPoint(r.right() - 1, r.top()));
                highlightOutline.setAlpha(60);
                painter->setPen(QPen(highlightOutline, 0));
                painter->drawPoint(r.topLeft());
                painter->drawPoint(r.topRight());

                QPalette pal = mbi->palette;
                uint alignment = Qt::AlignCenter | Qt::TextShowMnemonic | Qt::TextDontClip | Qt::TextSingleLine;
                if (!styleHint(SH_UnderlineShortcut, mbi, widget))
                    alignment |= Qt::TextHideMnemonic;
                pal.setBrush(QPalette::Text, dis ? Qt::gray : QColor(0, 0, 0, 60));
                drawItemText(painter, item.rect.translated(0, 1), alignment, pal, mbi->state & State_Enabled, mbi->text, QPalette::Text);
                pal.setBrush(QPalette::Text, dis ? Qt::gray : Qt::white);
                drawItemText(painter, item.rect, alignment, pal, mbi->state & State_Enabled, mbi->text, QPalette::Text);
            }
        }
        painter->restore();
        break;

    case CE_ComboBoxLabel:
        if (const QStyleOptionComboBox *cb = qstyleoption_cast<const QStyleOptionComboBox *>(option)) {
            if (panelWidget(widget)) {
                QRect editRect = subControlRect(CC_ComboBox, cb, SC_ComboBoxEditField, widget);
                QPalette customPal = cb->palette;

                if (!cb->currentIcon.isNull()) {
                    QIcon::Mode mode = cb->state & State_Enabled ? QIcon::Normal
                                                                 : QIcon::Disabled;
                    QPixmap pixmap = cb->currentIcon.pixmap(cb->iconSize, mode);
                    QRect iconRect(editRect);
                    iconRect.setWidth(cb->iconSize.width() + 4);
                    iconRect = alignedRect(cb->direction,
                                           Qt::AlignLeft | Qt::AlignVCenter,
                                           iconRect.size(), editRect);
                    if (cb->editable)
                        painter->fillRect(iconRect, customPal.brush(QPalette::Base));
                    drawItemPixmap(painter, iconRect, Qt::AlignCenter, pixmap);

                    if (cb->direction == Qt::RightToLeft)
                        editRect.translate(-4 - cb->iconSize.width(), 0);
                    else
                        editRect.translate(cb->iconSize.width() + 4, 0);
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
752 753 754

                    // Reserve some space for the down-arrow
                    editRect.adjust(0, 0, -13, 0);
con's avatar
con committed
755 756 757 758
                }

                customPal.setBrush(QPalette::All, QPalette::ButtonText, QColor(0, 0, 0, 70));

Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
759 760
                QString text = option->fontMetrics.elidedText(cb->currentText, Qt::ElideRight, editRect.width());
                drawItemText(painter, editRect.translated(0, 1),
con's avatar
con committed
761 762
                             visualAlignment(option->direction, Qt::AlignLeft | Qt::AlignVCenter),
                             customPal, cb->state & State_Enabled, text, QPalette::ButtonText);
763
                customPal.setBrush(QPalette::All, QPalette::ButtonText, Utils::StyleHelper::panelTextColor());
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
764
                drawItemText(painter, editRect,
con's avatar
con committed
765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806
                             visualAlignment(option->direction, Qt::AlignLeft | Qt::AlignVCenter),
                             customPal, cb->state & State_Enabled, text, QPalette::ButtonText);
            } else {
                d->style->drawControl(element, option, painter, widget);
            }
        }
        break;

    case CE_SizeGrip: {
            painter->save();
            QColor dark = Qt::white;
            dark.setAlphaF(0.1);
            int x, y, w, h;
            option->rect.getRect(&x, &y, &w, &h);
            int sw = qMin(h, w);
            if (h > w)
                painter->translate(0, h - w);
            else
                painter->translate(w - h, 0);
            int sx = x;
            int sy = y;
            int s = 4;
            painter->setPen(dark);
            if (option->direction == Qt::RightToLeft) {
                sx = x + sw;
                for (int i = 0; i < 4; ++i) {
                    painter->drawLine(x, sy, sx, sw);
                    sx -= s;
                    sy += s;
                }
            } else {
                for (int i = 0; i < 4; ++i) {
                    painter->drawLine(sx, sw, sw, sy);
                    sx += s;
                    sy += s;
                }
            }
            painter->restore();
        }
        break;

    case CE_MenuBarEmptyArea: {
807
            Utils::StyleHelper::menuGradient(painter, option->rect, option->rect);
con's avatar
con committed
808
            painter->save();
809
            painter->setPen(Utils::StyleHelper::borderColor());
con's avatar
con committed
810 811 812 813 814 815 816 817
            painter->drawLine(option->rect.bottomLeft(), option->rect.bottomRight());
            painter->restore();
        }
        break;

    case CE_ToolBar:
        {
            QString key;
818 819
            QColor keyColor = Utils::StyleHelper::baseColor(lightColored(widget));
            key.sprintf("mh_toolbar %d %d %d", option->rect.width(), option->rect.height(), keyColor.rgb());;
con's avatar
con committed
820 821 822 823

            QPixmap pixmap;
            QPainter *p = painter;
            QRect rect = option->rect;
824
            bool horizontal = option->state & State_Horizontal;
825
            if (Utils::StyleHelper::usePixmapCache() && !QPixmapCache::find(key, pixmap)) {
con's avatar
con committed
826 827 828 829 830
                pixmap = QPixmap(option->rect.size());
                p = new QPainter(&pixmap);
                rect = QRect(0, 0, option->rect.width(), option->rect.height());
            }

831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851
            if (!Utils::StyleHelper::usePixmapCache() || !QPixmapCache::find(key, pixmap)) {
                // Map offset for global window gradient
                QPoint offset = widget->window()->mapToGlobal(option->rect.topLeft()) -
                                                              widget->mapToGlobal(option->rect.topLeft());
                QRect gradientSpan;
                if (widget) {
                    gradientSpan = QRect(offset, widget->window()->size());
                }
                bool drawLightColored = lightColored(widget);
                if (horizontal)
                    Utils::StyleHelper::horizontalGradient(p, gradientSpan, rect, drawLightColored);
                else
                    Utils::StyleHelper::verticalGradient(p, gradientSpan, rect, drawLightColored);
            }

            if (Utils::StyleHelper::usePixmapCache() && !QPixmapCache::find(key, pixmap)) {
                delete p;
                QPixmapCache::insert(key, pixmap);
            }
            if (Utils::StyleHelper::usePixmapCache()) {
                painter->drawPixmap(rect.topLeft(), pixmap);
con's avatar
con committed
852 853
            }

854
            painter->setPen(Utils::StyleHelper::borderColor());
con's avatar
con committed
855 856

            if (horizontal) {
857 858 859
                // Note: This is a hack to determine if the
                // toolbar should draw the top or bottom outline
                // (needed for the find toolbar for instance)
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
860
                QColor lighter(Utils::StyleHelper::sidebarHighlight());
861
                if (widget && widget->property("topBorder").toBool()) {
862 863 864
                    painter->drawLine(rect.topLeft(), rect.topRight());
                    painter->setPen(lighter);
                    painter->drawLine(rect.topLeft() + QPoint(0, 1), rect.topRight() + QPoint(0, 1));
con's avatar
con committed
865
                } else {
866 867 868
                    painter->drawLine(rect.bottomLeft(), rect.bottomRight());
                    painter->setPen(lighter);
                    painter->drawLine(rect.topLeft(), rect.topRight());
con's avatar
con committed
869 870
                }
            } else {
871 872
                painter->drawLine(rect.topLeft(), rect.bottomLeft());
                painter->drawLine(rect.topRight(), rect.bottomRight());
con's avatar
con committed
873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903
            }
        }
        break;
    default:
        d->style->drawControl(element, option, painter, widget);
        break;
    }
}

void ManhattanStyle::drawComplexControl(ComplexControl control, const QStyleOptionComplex *option,
                                        QPainter *painter, const QWidget *widget) const
{
    if (!panelWidget(widget))
         return d->style->drawComplexControl(control, option, painter, widget);

    QRect rect = option->rect;
    switch (control) {
    case CC_ToolButton:
        if (const QStyleOptionToolButton *toolbutton = qstyleoption_cast<const QStyleOptionToolButton *>(option)) {
            QRect button, menuarea;
            button = subControlRect(control, toolbutton, SC_ToolButton, widget);
            menuarea = subControlRect(control, toolbutton, SC_ToolButtonMenu, widget);

            State bflags = toolbutton->state;
            if (bflags & State_AutoRaise) {
                if (!(bflags & State_MouseOver)) {
                    bflags &= ~State_Raised;
                }
            }

            State mflags = bflags;
904 905 906 907 908 909
            if (toolbutton->state & State_Sunken) {
                if (toolbutton->activeSubControls & SC_ToolButton)
                    bflags |= State_Sunken;
                if (toolbutton->activeSubControls & SC_ToolButtonMenu)
                    mflags |= State_Sunken;
            }
con's avatar
con committed
910 911 912 913

            QStyleOption tool(0);
            tool.palette = toolbutton->palette;
            if (toolbutton->subControls & SC_ToolButton) {
914 915 916
                tool.rect = button;
                tool.state = bflags;
                drawPrimitive(PE_PanelButtonTool, &tool, painter, widget);
con's avatar
con committed
917 918 919 920 921 922 923 924 925 926
            }

            if (toolbutton->state & State_HasFocus) {
                QStyleOptionFocusRect fr;
                fr.QStyleOption::operator=(*toolbutton);
                fr.rect.adjust(3, 3, -3, -3);
                if (toolbutton->features & QStyleOptionToolButton::MenuButtonPopup)
                    fr.rect.adjust(0, 0, -pixelMetric(QStyle::PM_MenuButtonIndicator,
                                                      toolbutton, widget), 0);
                QPen oldPen = painter->pen();
927
                QColor focusColor = Utils::StyleHelper::panelTextColor();
con's avatar
con committed
928 929 930 931 932 933 934 935 936 937
                focusColor.setAlpha(120);
                QPen outline(focusColor, 1);
                outline.setStyle(Qt::DotLine);
                painter->setPen(outline);
                QRect r = option->rect.adjusted(2, 2, -2, -2);
                painter->drawRect(r);
                painter->setPen(oldPen);
            }

            QStyleOptionToolButton label = *toolbutton;
938 939

            label.palette = panelPalette(option->palette, lightColored(widget));
con's avatar
con committed
940 941
            int fw = pixelMetric(PM_DefaultFrameWidth, option, widget);
            label.rect = button.adjusted(fw, fw, -fw, -fw);
942

con's avatar
con committed
943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964
            drawControl(CE_ToolButtonLabel, &label, painter, widget);

            if (toolbutton->subControls & SC_ToolButtonMenu) {
                tool.state = mflags;
                tool.rect = menuarea.adjusted(1, 1, -1, -1);
                if (mflags & (State_Sunken | State_On | State_Raised)) {
                    painter->setPen(Qt::gray);
                    painter->drawLine(tool.rect.topLeft(), tool.rect.bottomLeft());
                    if (mflags & (State_Sunken)) {
                        QColor shade(0, 0, 0, 50);
                        painter->fillRect(tool.rect.adjusted(0, -1, 1, 1), shade);
                    }
#ifndef Q_WS_MAC
                    else if (mflags & (State_MouseOver)) {
                        QColor shade(255, 255, 255, 50);
                        painter->fillRect(tool.rect.adjusted(0, -1, 1, 1), shade);
                    }
#endif
                }
                tool.rect = tool.rect.adjusted(2, 2, -2, -2);
                drawPrimitive(PE_IndicatorArrowDown, &tool, painter, widget);
            } else if (toolbutton->features & QStyleOptionToolButton::HasMenu) {
965
                int arrowSize = 6;
con's avatar
con committed
966 967 968
                QRect ir = toolbutton->rect.adjusted(1, 1, -1, -1);
                QStyleOptionToolButton newBtn = *toolbutton;
                newBtn.palette = panelPalette(option->palette);
969 970
                newBtn.rect = QRect(ir.right() - arrowSize - 1,
                                    ir.height() - arrowSize - 2, arrowSize, arrowSize);
971
                drawPrimitive(PE_IndicatorArrowDown, &newBtn, painter, widget);
con's avatar
con committed
972 973 974 975 976
            }
        }
        break;

    case CC_ComboBox:
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
977
        if (const QStyleOptionComboBox *cb = qstyleoption_cast<const QStyleOptionComboBox *>(option)) {
con's avatar
con committed
978
            painter->save();
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
979 980
            bool isEmpty = cb->currentText.isEmpty() && cb->currentIcon.isNull();
            bool reverse = option->direction == Qt::RightToLeft;
con's avatar
con committed
981 982

            // Draw tool button
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
983
            QLinearGradient grad(option->rect.topRight(), option->rect.bottomRight());
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
984 985 986 987
            grad.setColorAt(0, QColor(255, 255, 255, 20));
            grad.setColorAt(0.4, QColor(255, 255, 255, 60));
            grad.setColorAt(0.7, QColor(255, 255, 255, 50));
            grad.setColorAt(1, QColor(255, 255, 255, 40));
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
988 989
            painter->setPen(QPen(grad, 0));
            painter->drawLine(rect.topRight(), rect.bottomRight());
990
            grad.setColorAt(0, QColor(0, 0, 0, 30));
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
991 992 993
            grad.setColorAt(0.4, QColor(0, 0, 0, 70));
            grad.setColorAt(0.7, QColor(0, 0, 0, 70));
            grad.setColorAt(1, QColor(0, 0, 0, 40));
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
994
            painter->setPen(QPen(grad, 0));
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
995 996 997 998
            if (!reverse)
                painter->drawLine(rect.topRight() - QPoint(1,0), rect.bottomRight() - QPoint(1,0));
            else
                painter->drawLine(rect.topLeft(), rect.bottomLeft());
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
999
            QStyleOption toolbutton = *option;
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
1000 1001
            if (isEmpty)
                toolbutton.state &= ~(State_Enabled | State_Sunken);
1002 1003
            painter->save();
            painter->setClipRect(toolbutton.rect.adjusted(0, 0, -2, 0));
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
1004
            drawPrimitive(PE_PanelButtonTool, &toolbutton, painter, widget);
1005
            painter->restore();
con's avatar
con committed
1006
            // Draw arrow
1007
            int menuButtonWidth = 12;
con's avatar
con committed
1008 1009
            int left = !reverse ? rect.right() - menuButtonWidth : rect.left();
            int right = !reverse ? rect.right() : rect.left() + menuButtonWidth;
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
1010
            QRect arrowRect((left + right) / 2 + (reverse ? 6 : -6), rect.center().y() - 3, 9, 9);
con's avatar
con committed
1011 1012 1013
            if (option->state & State_On)
                arrowRect.translate(d->style->pixelMetric(PM_ButtonShiftHorizontal, option, widget),
                                    d->style->pixelMetric(PM_ButtonShiftVertical, option, widget));
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
1014

con's avatar
con committed
1015 1016
            QStyleOption arrowOpt = *option;
            arrowOpt.rect = arrowRect;
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
1017 1018 1019
            if (isEmpty)
                arrowOpt.state &= ~(State_Enabled | State_Sunken);

Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
1020 1021 1022 1023 1024 1025 1026 1027
            if (styleHint(SH_ComboBox_Popup, option, widget)) {
                arrowOpt.rect.translate(0, -3);
                drawPrimitive(PE_IndicatorArrowUp, &arrowOpt, painter, widget);
                arrowOpt.rect.translate(0, 6);
                drawPrimitive(PE_IndicatorArrowDown, &arrowOpt, painter, widget);
            } else {
                drawPrimitive(PE_IndicatorArrowDown, &arrowOpt, painter, widget);
            }
con's avatar
con committed
1028 1029 1030 1031 1032 1033 1034 1035
            painter->restore();
        }
        break;
    default:
        d->style->drawComplexControl(control, option, painter, widget);
        break;
    }
}
1036 1037 1038 1039 1040 1041 1042 1043

// Mac style reimplements this to control the
// focus widget among other things
bool ManhattanStyle::event(QEvent *e)
{
    Q_ASSERT(d->style);
    return d->style->event(e);
}