manhattanstyle.cpp 38.7 KB
Newer Older
hjk's avatar
hjk committed
1
/****************************************************************************
con's avatar
con committed
2
**
3
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
hjk's avatar
hjk committed
4
** Contact: http://www.qt-project.org/legal
con's avatar
con committed
5
**
hjk's avatar
hjk committed
6
** This file is part of Qt Creator.
con's avatar
con committed
7
**
hjk's avatar
hjk committed
8 9 10 11 12 13 14
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.  For licensing terms and
** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
15
**
16
** GNU Lesser General Public License Usage
hjk's avatar
hjk committed
17 18 19 20 21 22
** 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.
23
**
hjk's avatar
hjk committed
24 25
** In addition, as a special exception, Digia gives you certain additional
** rights.  These rights are described in the Digia Qt LGPL Exception
con's avatar
con committed
26 27
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
hjk's avatar
hjk committed
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
#include <QLibrary>
hjk's avatar
hjk committed
35

36 37
#include <coreplugin/coreconstants.h>

38 39 40
#include <utils/qtcassert.h>
#include <utils/stylehelper.h>

41 42
#include <utils/fancymainwindow.h>

43 44 45 46 47 48
#include <QApplication>
#include <QComboBox>
#include <QDialogButtonBox>
#include <QDockWidget>
#include <QLabel>
#include <QLineEdit>
49
#include <QMenuBar>
50 51 52 53 54 55 56 57 58 59 60 61 62
#include <QPainter>
#include <QPixmap>
#include <QPixmapCache>
#include <QPushButton>
#include <QScrollArea>
#include <QSplitter>
#include <QStatusBar>
#include <QStyleFactory>
#include <QStyleOption>
#include <QToolBar>
#include <QTreeView>
#include <QToolButton>
#include <QAbstractItemView>
hjk's avatar
hjk committed
63

con's avatar
con committed
64
// We define a currently unused state for indicating animations
65
const QStyle::State State_Animating = QStyle::State(0x00000040);
con's avatar
con committed
66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82

// 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)
{
83 84 85
    if (!widget)
        return false;

Tobias Hunger's avatar
Tobias Hunger committed
86
    // Do not style dialogs or explicitly ignored widgets
87
    if ((widget->window()->windowFlags() & Qt::WindowType_Mask) == Qt::Dialog)
88
        return false;
con's avatar
con committed
89

90 91 92
    if (qobject_cast<const Utils::FancyMainWindow *>(widget))
        return true;

Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
93 94 95
    if (qobject_cast<const QTabBar *>(widget))
        return styleEnabled(widget);

96
    const QWidget *p = widget;
con's avatar
con committed
97
    while (p) {
98 99
        if (qobject_cast<const QToolBar *>(p) ||
            qobject_cast<const QStatusBar *>(p) ||
100
            qobject_cast<const QMenuBar *>(p) ||
101
            p->property("panelwidget").toBool())
102
            return styleEnabled(widget);
con's avatar
con committed
103 104 105 106 107
        p = p->parentWidget();
    }
    return false;
}

108 109 110 111 112 113 114
// Consider making this a QStyle state
bool lightColored(const QWidget *widget)
{
    if (!widget)
        return false;

    // Don't style dialogs or explicitly ignored widgets
115
    if ((widget->window()->windowFlags() & Qt::WindowType_Mask) == Qt::Dialog)
116 117 118 119 120 121 122 123 124 125 126
        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
127 128 129
class ManhattanStylePrivate
{
public:
130
    explicit ManhattanStylePrivate();
con's avatar
con committed
131
    void init();
hjk's avatar
hjk committed
132 133

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

141
ManhattanStylePrivate::ManhattanStylePrivate() :
142 143 144
    lineeditImage(QLatin1String(":/core/images/inputfield.png")),
    lineeditImage_disabled(QLatin1String(":/core/images/inputfield_disabled.png")),
    extButtonPixmap(QLatin1String(":/core/images/extension.png")),
145
    closeButtonPixmap(QLatin1String(Core::Constants::ICON_CLOSE))
146 147 148
{
}

con's avatar
con committed
149
ManhattanStyle::ManhattanStyle(const QString &baseStyleName)
150 151
    : QProxyStyle(QStyleFactory::create(baseStyleName)),
    d(new ManhattanStylePrivate())
con's avatar
con committed
152 153 154 155 156 157 158 159 160 161 162
{
}

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

QPixmap ManhattanStyle::generatedIconPixmap(QIcon::Mode iconMode, const QPixmap &pixmap, const QStyleOption *opt) const
{
163
    return QProxyStyle::generatedIconPixmap(iconMode, pixmap, opt);
con's avatar
con committed
164 165 166 167 168
}

QSize ManhattanStyle::sizeFromContents(ContentsType type, const QStyleOption *option,
                                       const QSize &size, const QWidget *widget) const
{
169
    QSize newSize = QProxyStyle::sizeFromContents(type, option, size, widget);
170

con's avatar
con committed
171 172
    if (type == CT_Splitter && widget && widget->property("minisplitter").toBool())
        return QSize(1, 1);
173
    else if (type == CT_ComboBox && panelWidget(widget))
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
174
        newSize += QSize(14, 0);
175
    return newSize;
con's avatar
con committed
176 177 178 179
}

QRect ManhattanStyle::subElementRect(SubElement element, const QStyleOption *option, const QWidget *widget) const
{
180
    return QProxyStyle::subElementRect(element, option, widget);
con's avatar
con committed
181 182 183 184 185
}

QRect ManhattanStyle::subControlRect(ComplexControl control, const QStyleOptionComplex *option,
                                     SubControl subControl, const QWidget *widget) const
{
186
    return QProxyStyle::subControlRect(control, option, subControl, widget);
con's avatar
con committed
187 188 189 190 191
}

QStyle::SubControl ManhattanStyle::hitTestComplexControl(ComplexControl control, const QStyleOptionComplex *option,
                                                         const QPoint &pos, const QWidget *widget) const
{
192
    return QProxyStyle::hitTestComplexControl(control, option, pos, widget);
con's avatar
con committed
193 194 195 196 197
}

int ManhattanStyle::pixelMetric(PixelMetric metric, const QStyleOption *option, const QWidget *widget) const
{
    int retval = 0;
198
    retval = QProxyStyle::pixelMetric(metric, option, widget);
con's avatar
con committed
199 200 201 202 203 204 205 206 207
    switch (metric) {
    case PM_SplitterWidth:
        if (widget && widget->property("minisplitter").toBool())
            retval = 1;
        break;
    case PM_ToolBarIconSize:
        if (panelWidget(widget))
            retval = 16;
        break;
208
    case PM_DockWidgetHandleExtent:
209 210
    case PM_DockWidgetSeparatorExtent:
        return 1;
211 212 213
    case PM_MenuPanelWidth:
    case PM_MenuBarHMargin:
    case PM_MenuBarVMargin:
con's avatar
con committed
214 215 216 217 218 219
    case PM_ToolBarFrameWidth:
        if (panelWidget(widget))
            retval = 1;
        break;
    case PM_ButtonShiftVertical:
    case PM_ButtonShiftHorizontal:
220
    case PM_MenuBarPanelWidth:
con's avatar
con committed
221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237
    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
{
238
    return QProxyStyle::standardPalette();
con's avatar
con committed
239 240 241 242
}

void ManhattanStyle::polish(QApplication *app)
{
243
    return QProxyStyle::polish(app);
con's avatar
con committed
244 245 246 247
}

void ManhattanStyle::unpolish(QApplication *app)
{
248
    return QProxyStyle::unpolish(app);
con's avatar
con committed
249 250
}

251
QPalette panelPalette(const QPalette &oldPalette, bool lightColored = false)
con's avatar
con committed
252
{
253
    QColor color = Utils::StyleHelper::panelTextColor(lightColored);
con's avatar
con committed
254 255 256 257 258 259 260 261 262 263 264 265 266
    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)
{
267
    QProxyStyle::polish(widget);
con's avatar
con committed
268

269
    // OxygenStyle forces a rounded widget mask on toolbars and dock widgets
Daniel Teske's avatar
Daniel Teske committed
270
    if (baseStyle()->inherits("OxygenStyle") || baseStyle()->inherits("Oxygen::Style")) {
271
        if (qobject_cast<QToolBar*>(widget) || qobject_cast<QDockWidget*>(widget)) {
272
            widget->removeEventFilter(baseStyle());
273 274
            widget->setContentsMargins(0, 0, 0, 0);
        }
con's avatar
con committed
275 276
    }
    if (panelWidget(widget)) {
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
277 278 279 280 281

        // Oxygen and possibly other styles override this
        if (qobject_cast<QDockWidget*>(widget))
            widget->setContentsMargins(0, 0, 0, 0);

con's avatar
con committed
282
        widget->setAttribute(Qt::WA_LayoutUsesWidgetRect, true);
con's avatar
con committed
283 284
        if (qobject_cast<QToolButton*>(widget)) {
            widget->setAttribute(Qt::WA_Hover);
285
            widget->setMaximumHeight(Utils::StyleHelper::navigationWidgetHeight() - 2);
con's avatar
con committed
286 287 288
        }
        else if (qobject_cast<QLineEdit*>(widget)) {
            widget->setAttribute(Qt::WA_Hover);
289
            widget->setMaximumHeight(Utils::StyleHelper::navigationWidgetHeight() - 2);
con's avatar
con committed
290 291 292
        }
        else if (qobject_cast<QLabel*>(widget))
            widget->setPalette(panelPalette(widget->palette()));
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
293
        else if (widget->property("panelwidget_singlerow").toBool())
294
            widget->setFixedHeight(Utils::StyleHelper::navigationWidgetHeight());
con's avatar
con committed
295
        else if (qobject_cast<QStatusBar*>(widget))
296
            widget->setFixedHeight(Utils::StyleHelper::navigationWidgetHeight() + 2);
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
297
        else if (qobject_cast<QComboBox*>(widget)) {
298
            widget->setMaximumHeight(Utils::StyleHelper::navigationWidgetHeight() - 2);
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
299 300
            widget->setAttribute(Qt::WA_Hover);
        }
con's avatar
con committed
301 302 303 304 305
    }
}

void ManhattanStyle::unpolish(QWidget *widget)
{
306
    QProxyStyle::unpolish(widget);
con's avatar
con committed
307
    if (panelWidget(widget)) {
con's avatar
con committed
308
        widget->setAttribute(Qt::WA_LayoutUsesWidgetRect, false);
con's avatar
con committed
309 310 311 312
        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
313 314
        else if (qobject_cast<QComboBox*>(widget))
            widget->setAttribute(Qt::WA_Hover, false);
con's avatar
con committed
315 316 317 318 319
    }
}

void ManhattanStyle::polish(QPalette &pal)
{
320
    QProxyStyle::polish(pal);
con's avatar
con committed
321 322
}

323
QIcon ManhattanStyle::standardIconImplementation(StandardPixmap standardIcon, const QStyleOption *option, const QWidget *widget) const
con's avatar
con committed
324 325 326 327
{
    QIcon icon;
    switch (standardIcon) {
    case QStyle::SP_TitleBarCloseButton:
328 329
    case QStyle::SP_ToolBarHorizontalExtensionButton:
        return QIcon(standardPixmap(standardIcon, option, widget));
con's avatar
con committed
330
    default:
331
        icon = baseStyle()->standardIcon(standardIcon, option, widget);
con's avatar
con committed
332 333 334 335 336 337 338
    }
    return icon;
}

QPixmap ManhattanStyle::standardPixmap(StandardPixmap standardPixmap, const QStyleOption *opt,
                                       const QWidget *widget) const
{
339
    if (widget && !panelWidget(widget))
340
        return QProxyStyle::standardPixmap(standardPixmap, opt, widget);
341

con's avatar
con committed
342 343
    QPixmap pixmap;
    switch (standardPixmap) {
344 345
    case QStyle::SP_ToolBarHorizontalExtensionButton:
        pixmap = d->extButtonPixmap;
346
        break;
347 348
    case QStyle::SP_TitleBarCloseButton:
        pixmap = d->closeButtonPixmap;
con's avatar
con committed
349 350
        break;
    default:
351
        pixmap = QProxyStyle::standardPixmap(standardPixmap, opt, widget);
352
        break;
con's avatar
con committed
353 354 355 356 357 358 359
    }
    return pixmap;
}

int ManhattanStyle::styleHint(StyleHint hint, const QStyleOption *option, const QWidget *widget,
                              QStyleHintReturn *returnData) const
{
360
    int ret = QProxyStyle::styleHint(hint, option, widget, returnData);
con's avatar
con committed
361
    switch (hint) {
362 363 364 365 366
    // 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
367
    case QStyle::SH_EtchDisabledText:
368 369
        if (panelWidget(widget))
            ret = false;
con's avatar
con committed
370
        break;
371 372 373
    case QStyle::SH_ItemView_ArrowKeysNavigateIntoChildren:
        ret = true;
        break;
con's avatar
con committed
374
    default:
375
        break;
con's avatar
con committed
376 377 378 379 380 381 382 383
    }
    return ret;
}

void ManhattanStyle::drawPrimitive(PrimitiveElement element, const QStyleOption *option,
                                   QPainter *painter, const QWidget *widget) const
{
    if (!panelWidget(widget))
384
        return QProxyStyle::drawPrimitive(element, option, painter, widget);
con's avatar
con committed
385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413

    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;
414
            opt.state |= State_Animating;
con's avatar
con committed
415 416 417 418 419 420 421 422 423 424 425
            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;
426
            endOpt.state |= State_Animating;
con's avatar
con committed
427 428 429 430 431 432
            t->setStartImage(startImage);
            d->animator.startAnimation(t);
            endImage.fill(0);
            QPainter endPainter(&endImage);
            drawPrimitive(element, &endOpt, &endPainter, widget);
            t->setEndImage(endImage);
433 434 435 436
            if (oldState & State_MouseOver)
                t->setDuration(150);
            else
                t->setDuration(75);
con's avatar
con committed
437 438 439 440 441
            t->setStartTime(QTime::currentTime());
        }
    }

    switch (element) {
442 443 444 445 446 447
    case PE_IndicatorDockWidgetResizeHandle:
        painter->fillRect(option->rect, Utils::StyleHelper::borderColor());
        break;
    case PE_FrameDockWidget:
        QCommonStyle::drawPrimitive(element, option, painter, widget);
        break;
con's avatar
con committed
448 449 450
    case PE_PanelLineEdit:
        {
            painter->save();
451 452 453 454 455 456

            // 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
457
            if (option->state & State_Enabled)
458
                Utils::StyleHelper::drawCornerImage(d->lineeditImage, painter, option->rect, 5, 5, 5, 5);
con's avatar
con committed
459
            else
460
                Utils::StyleHelper::drawCornerImage(d->lineeditImage_disabled, painter, option->rect, 5, 5, 5, 5);
con's avatar
con committed
461 462

            if (option->state & State_HasFocus || option->state & State_MouseOver) {
463
                QColor hover = Utils::StyleHelper::baseColor();
con's avatar
con committed
464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487
                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) {
488 489 490
                    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
491
                    painter->drawLine(rect.topLeft(), rect.bottomLeft());
492 493
                    painter->drawLine(rect.topRight(), rect.bottomRight());
                   // painter->drawLine(rect.bottomLeft()  + QPoint(1, 0), rect.bottomRight()  - QPoint(1, 0));
con's avatar
con committed
494 495 496
                    QColor highlight(255, 255, 255, 30);
                    painter->setPen(highlight);
                }
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
497 498
                else if (option->state & State_Enabled &&
                         option->state & State_MouseOver) {
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
499
                    QColor lighter(255, 255, 255, 37);
con's avatar
con committed
500 501
                    painter->fillRect(rect, lighter);
                }
502 503 504 505 506 507 508 509 510 511 512
                if (option->state & State_HasFocus && (option->state & State_KeyboardFocusChange)) {
                    QColor highlight = option->palette.highlight().color();
                    highlight.setAlphaF(0.4);
                    painter->setPen(QPen(highlight.lighter(), 1));
                    highlight.setAlphaF(0.3);
                    painter->setBrush(highlight);
                    painter->setRenderHint(QPainter::Antialiasing);
                    QRectF rect = option->rect;
                    rect.translate(0.5, 0.5);
                    painter->drawRoundedRect(rect.adjusted(2, 2, -3, -3), 2, 2);
                }
con's avatar
con committed
513 514 515 516 517 518 519 520
           }
        }
        break;

    case PE_PanelStatusBar:
        {
            painter->save();
            QLinearGradient grad(option->rect.topLeft(), QPoint(rect.center().x(), rect.bottom()));
521 522
            QColor startColor = Utils::StyleHelper::shadowColor().darker(164);
            QColor endColor = Utils::StyleHelper::baseColor().darker(130);
con's avatar
con committed
523 524 525 526 527 528
            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));
529
            painter->setPen(Utils::StyleHelper::borderColor().darker(110));
con's avatar
con committed
530 531 532 533 534 535 536
            painter->drawLine(rect.topLeft(), rect.topRight());
            painter->restore();
        }
        break;

    case PE_IndicatorToolBarSeparator:
        {
537
            QColor separatorColor = Utils::StyleHelper::borderColor();
con's avatar
con committed
538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562
            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;
563 564
            int x = option->rect.x() + (horizontal ? 2 : 6);
            int y = option->rect.y() + (horizontal ? 6 : 2);
con's avatar
con committed
565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580
            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);
581
            QColor dark = Utils::StyleHelper::borderColor();
con's avatar
con committed
582 583
            dark.setAlphaF(0.4);

584
            QColor light = Utils::StyleHelper::baseColor();
con's avatar
con committed
585 586 587 588 589 590 591 592 593 594 595 596 597 598
            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;
599 600 601 602 603
    case PE_IndicatorArrowUp:
    case PE_IndicatorArrowDown:
    case PE_IndicatorArrowRight:
    case PE_IndicatorArrowLeft:
        {
604
            Utils::StyleHelper::drawArrow(element, painter, option);
605 606
        }
        break;
con's avatar
con committed
607 608

    default:
609
        QProxyStyle::drawPrimitive(element, option, painter, widget);
con's avatar
con committed
610 611 612 613 614 615 616 617
        break;
    }
}

void ManhattanStyle::drawControl(ControlElement element, const QStyleOption *option,
                                 QPainter *painter, const QWidget *widget) const
{
    if (!panelWidget(widget))
618
        return QProxyStyle::drawControl(element, option, painter, widget);
con's avatar
con committed
619 620

    switch (element) {
621 622 623 624 625 626 627 628 629 630
    case CE_Splitter:
        painter->fillRect(option->rect, Utils::StyleHelper::borderColor());
        break;

    case CE_TabBarTabShape:
        // Most styles draw a single dark outline. This looks rather ugly when combined with our
        // single pixel dark separator so we adjust the first tab to compensate for this

        if (const QStyleOptionTabV3 *tab = qstyleoption_cast<const QStyleOptionTabV3 *>(option)) {
            QStyleOptionTabV3 adjustedTab = *tab;
631 632 633 634
            if (tab->cornerWidgets == QStyleOptionTab::NoCornerWidgets && (
                    tab->position == QStyleOptionTab::Beginning ||
                    tab->position == QStyleOptionTab::OnlyOneTab))
            {
635 636 637 638 639 640 641 642 643 644
                if (option->direction == Qt::LeftToRight)
                    adjustedTab.rect = adjustedTab.rect.adjusted(-1, 0, 0, 0);
                else
                    adjustedTab.rect = adjustedTab.rect.adjusted(0, 0, 1 ,0);
            }
            QProxyStyle::drawControl(element, &adjustedTab, painter, widget);
            return;
        }
        break;

645 646 647 648
    case CE_MenuBarItem:
        painter->save();
        if (const QStyleOptionMenuItem *mbi = qstyleoption_cast<const QStyleOptionMenuItem *>(option)) {
            QColor highlightOutline = Utils::StyleHelper::borderColor().lighter(120);
649
            bool act = mbi->state & State_Sunken;
650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690
            bool dis = !(mbi->state & State_Enabled);
            Utils::StyleHelper::menuGradient(painter, option->rect, option->rect);
            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|
                QColor baseColor = Utils::StyleHelper::baseColor();
                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;

con's avatar
con committed
691 692 693
    case CE_ComboBoxLabel:
        if (const QStyleOptionComboBox *cb = qstyleoption_cast<const QStyleOptionComboBox *>(option)) {
            if (panelWidget(widget)) {
694
                painter->save();
con's avatar
con committed
695 696
                QRect editRect = subControlRect(CC_ComboBox, cb, SC_ComboBoxEditField, widget);
                QPalette customPal = cb->palette;
697
                bool drawIcon = !(widget && widget->property("hideicon").toBool());
con's avatar
con committed
698

699
                if (!cb->currentIcon.isNull() && drawIcon) {
con's avatar
con committed
700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715
                    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
716 717 718

                    // Reserve some space for the down-arrow
                    editRect.adjust(0, 0, -13, 0);
con's avatar
con committed
719 720
                }

721 722 723 724 725 726 727 728 729 730 731 732 733 734
                QLatin1Char asterisk('*');
                int elideWidth = editRect.width();

                bool notElideAsterisk = widget && widget->property("notelideasterisk").toBool()
                                        && cb->currentText.endsWith(asterisk)
                                        && option->fontMetrics.width(cb->currentText) > elideWidth;

                QString text;
                if (notElideAsterisk) {
                    elideWidth -= option->fontMetrics.width(asterisk);
                    text = asterisk;
                }
                text.prepend(option->fontMetrics.elidedText(cb->currentText, Qt::ElideRight, elideWidth));

735 736
                if ((option->state & State_Enabled)) {
                    painter->setPen(QColor(0, 0, 0, 70));
737
                    painter->drawText(editRect.adjusted(1, 0, -1, 0), Qt::AlignLeft | Qt::AlignVCenter, text);
738
                } else {
739
                    painter->setOpacity(0.8);
740 741
                }
                painter->setPen(Utils::StyleHelper::panelTextColor());
742
                painter->drawText(editRect.adjusted(1, 0, -1, 0), Qt::AlignLeft | Qt::AlignVCenter, text);
743 744

                painter->restore();
con's avatar
con committed
745
            } else {
746
                QProxyStyle::drawControl(element, option, painter, widget);
con's avatar
con committed
747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783
            }
        }
        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;

784 785 786 787 788 789 790 791 792
    case CE_MenuBarEmptyArea: {
            Utils::StyleHelper::menuGradient(painter, option->rect, option->rect);
            painter->save();
            painter->setPen(Utils::StyleHelper::borderColor());
            painter->drawLine(option->rect.bottomLeft(), option->rect.bottomRight());
            painter->restore();
        }
        break;

con's avatar
con committed
793 794 795
    case CE_ToolBar:
        {
            QRect rect = option->rect;
796
            bool horizontal = option->state & State_Horizontal;
797 798 799 800 801 802 803 804 805 806 807 808 809 810
            rect = option->rect;

            // 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(painter, gradientSpan, rect, drawLightColored);
            else
                Utils::StyleHelper::verticalGradient(painter, gradientSpan, rect, drawLightColored);
con's avatar
con committed
811

812 813 814 815
            if (!drawLightColored)
                painter->setPen(Utils::StyleHelper::borderColor());
            else
                painter->setPen(QColor(0x888888));
con's avatar
con committed
816 817

            if (horizontal) {
818 819 820
                // 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
821
                QColor lighter(Utils::StyleHelper::sidebarHighlight());
822 823
                if (drawLightColored)
                    lighter = QColor(255, 255, 255, 180);
824
                if (widget && widget->property("topBorder").toBool()) {
825 826 827
                    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
828
                } else {
829 830 831
                    painter->drawLine(rect.bottomLeft(), rect.bottomRight());
                    painter->setPen(lighter);
                    painter->drawLine(rect.topLeft(), rect.topRight());
con's avatar
con committed
832 833
                }
            } else {
834 835
                painter->drawLine(rect.topLeft(), rect.bottomLeft());
                painter->drawLine(rect.topRight(), rect.bottomRight());
con's avatar
con committed
836 837 838
            }
        }
        break;
839

con's avatar
con committed
840
    default:
841
        QProxyStyle::drawControl(element, option, painter, widget);
con's avatar
con committed
842 843 844 845 846 847 848 849
        break;
    }
}

void ManhattanStyle::drawComplexControl(ComplexControl control, const QStyleOptionComplex *option,
                                        QPainter *painter, const QWidget *widget) const
{
    if (!panelWidget(widget))
850
         return     QProxyStyle::drawComplexControl(control, option, painter, widget);
con's avatar
con committed
851 852 853 854 855

    QRect rect = option->rect;
    switch (control) {
    case CC_ToolButton:
        if (const QStyleOptionToolButton *toolbutton = qstyleoption_cast<const QStyleOptionToolButton *>(option)) {
856 857 858 859 860 861
            bool reverse = option->direction == Qt::RightToLeft;
            bool drawborder = (widget && widget->property("showborder").toBool());

            if (drawborder)
                drawButtonSeparator(painter, rect, reverse);

con's avatar
con committed
862 863 864 865 866 867
            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) {
868
                if (!(bflags & State_MouseOver))
con's avatar
con committed
869 870 871 872
                    bflags &= ~State_Raised;
            }

            State mflags = bflags;
873 874 875 876 877 878
            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
879 880 881 882

            QStyleOption tool(0);
            tool.palette = toolbutton->palette;
            if (toolbutton->subControls & SC_ToolButton) {
883 884 885
                tool.rect = button;
                tool.state = bflags;
                drawPrimitive(PE_PanelButtonTool, &tool, painter, widget);
con's avatar
con committed
886 887 888
            }

            QStyleOptionToolButton label = *toolbutton;
889 890

            label.palette = panelPalette(option->palette, lightColored(widget));
con's avatar
con committed
891 892
            int fw = pixelMetric(PM_DefaultFrameWidth, option, widget);
            label.rect = button.adjusted(fw, fw, -fw, -fw);
893

con's avatar
con committed
894 895 896 897 898 899 900 901 902 903 904 905
            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);
                    }
906
#ifndef Q_OS_MAC
con's avatar
con committed
907 908 909 910 911 912 913 914
                    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);
915 916
            } else if (toolbutton->features & QStyleOptionToolButton::HasMenu
                       && !widget->property("noArrow").toBool()) {
917
                int arrowSize = 6;
con's avatar
con committed
918 919 920
                QRect ir = toolbutton->rect.adjusted(1, 1, -1, -1);
                QStyleOptionToolButton newBtn = *toolbutton;
                newBtn.palette = panelPalette(option->palette);
921 922
                newBtn.rect = QRect(ir.right() - arrowSize - 1,
                                    ir.height() - arrowSize - 2, arrowSize, arrowSize);
923
                drawPrimitive(PE_IndicatorArrowDown, &newBtn, painter, widget);
con's avatar
con committed
924 925 926 927 928
            }
        }
        break;

    case CC_ComboBox:
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
929
        if (const QStyleOptionComboBox *cb = qstyleoption_cast<const QStyleOptionComboBox *>(option)) {
con's avatar
con committed
930
            painter->save();
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
931 932
            bool isEmpty = cb->currentText.isEmpty() && cb->currentIcon.isNull();
            bool reverse = option->direction == Qt::RightToLeft;
933 934
            bool drawborder = !(widget && widget->property("hideborder").toBool());
            bool alignarrow = !(widget && widget->property("alignarrow").toBool());
con's avatar
con committed
935

936 937 938
            if (drawborder)
                drawButtonSeparator(painter, rect, reverse);

Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
939
            QStyleOption toolbutton = *option;
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
940 941
            if (isEmpty)
                toolbutton.state &= ~(State_Enabled | State_Sunken);
942
            painter->save();
943 944
            if (drawborder)
                painter->setClipRect(toolbutton.rect.adjusted(0, 0, -2, 0));
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
945
            drawPrimitive(PE_PanelButtonTool, &toolbutton, painter, widget);
946
            painter->restore();
con's avatar
con committed
947
            // Draw arrow
948
            int menuButtonWidth = 12;
con's avatar
con committed
949 950
            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
951
            QRect arrowRect((left + right) / 2 + (reverse ? 6 : -6), rect.center().y() - 3, 9, 9);
952 953

            if (!alignarrow) {
954 955 956 957 958
                int labelwidth = option->fontMetrics.width(cb->currentText);
                if (reverse)
                    arrowRect.moveLeft(qMax(rect.width() - labelwidth - menuButtonWidth - 2, 4));
                else
                    arrowRect.moveLeft(qMin(labelwidth + menuButtonWidth - 2, rect.width() - menuButtonWidth - 4));
959
            }
con's avatar
con committed
960
            if (option->state & State_On)
961 962
                arrowRect.translate(QProxyStyle::pixelMetric(PM_ButtonShiftHorizontal, option, widget),
                                    QProxyStyle::pixelMetric(PM_ButtonShiftVertical, option, widget));
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
963

con's avatar
con committed
964 965
            QStyleOption arrowOpt = *option;
            arrowOpt.rect = arrowRect;
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
966 967 968
            if (isEmpty)
                arrowOpt.state &= ~(State_Enabled | State_Sunken);

Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
969 970 971 972 973 974 975 976
            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);
            }
977

con's avatar
con committed
978 979 980
            painter->restore();
        }
        break;
981

con's avatar
con committed
982
    default:
983
        QProxyStyle::drawComplexControl(control, option, painter, widget);
con's avatar
con committed
984 985 986
        break;
    }
}
987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006

void ManhattanStyle::drawButtonSeparator(QPainter *painter, const QRect &rect, bool reverse) const
{
    QLinearGradient grad(rect.topRight(), rect.bottomRight());
    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));
    painter->setPen(QPen(grad, 0));
    painter->drawLine(rect.topRight(), rect.bottomRight());
    grad.setColorAt(0, QColor(0, 0, 0, 30));
    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));
    painter->setPen(QPen(grad, 0));
    if (!reverse)
       painter->drawLine(rect.topRight() - QPoint(1,0), rect.bottomRight() - QPoint(1,0));
    else
       painter->drawLine(rect.topLeft(), rect.bottomLeft());
 }