manhattanstyle.cpp 42.2 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
8
**
** Contact:  Qt Software Information (qt-info@nokia.com)
**
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
26
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
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
33
#include "stylehelper.h"
#include "styleanimator.h"
hjk's avatar
hjk committed
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59

#include <QtCore/QDebug>
#include <QtCore/QLibrary>

#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>

#include <utils/qtcassert.h>
con's avatar
con committed
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99

// 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)
{
    const QWidget *p = widget;

    while (p) {
        if (qobject_cast<const QToolBar *>(p) && styleEnabled(p))
            return true;
        else if (qobject_cast<const QStatusBar *>(p) && styleEnabled(p))
            return true;
        else if (qobject_cast<const QMenuBar *>(p) && styleEnabled(p))
            return true;
        p = p->parentWidget();
    }
    return false;
}

class ManhattanStylePrivate
{
public:
    ManhattanStylePrivate(const QString &baseStyleName)
    {
        style = QStyleFactory::create(baseStyleName);
hjk's avatar
hjk committed
100
        QTC_ASSERT(style, /**/);
101
102
        buttonImage_pressed = QImage(":/core/images/pushbutton_pressed.png");
        buttonImage = QImage(":/core/images/pushbutton.png");
con's avatar
con committed
103

104
105
        lineeditImage = QImage(":/core/images/inputfield.png");
        lineeditImage_disabled = QImage(":/core/images/inputfield_disabled.png");
con's avatar
con committed
106
107
    }

hjk's avatar
hjk committed
108
109
    ~ManhattanStylePrivate()
    {
con's avatar
con committed
110
111
112
113
114
        delete style;
        style = 0;
    }

    void init();
hjk's avatar
hjk committed
115
116

public:
con's avatar
con committed
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
    QStyle *style;
    QImage buttonImage;
    QImage buttonImage_pressed;
    QImage lineeditImage;
    QImage lineeditImage_disabled;

    StyleAnimator animator;
};

ManhattanStyle::ManhattanStyle(const QString &baseStyleName)
    : QWindowsStyle(), d(new ManhattanStylePrivate(baseStyleName))
{
}

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

137
138
139
140
141
QStyle *ManhattanStyle::systemStyle() const
{
    return d->style;
}

con's avatar
con committed
142
143
144
145
146
147
148
149
150
// 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
151
        if (left > 0) //top-left
con's avatar
con committed
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
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
            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
{
204
205
    QSize newSize = d->style->sizeFromContents(type, option, size, widget);

con's avatar
con committed
206
207
    if (type == CT_Splitter && widget && widget->property("minisplitter").toBool())
        return QSize(1, 1);
208
    else if (type == CT_ComboBox && panelWidget(widget))
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
209
        newSize += QSize(14, 0);
210
    return newSize;
con's avatar
con committed
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
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
317
}

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);
}

QPalette panelPalette(const QPalette &oldPalette)
{
    QColor color = StyleHelper::panelTextColor();
    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)) {
        if (qobject_cast<QToolButton*>(widget)) {
            widget->setAttribute(Qt::WA_Hover);
            widget->setMaximumHeight(StyleHelper::navigationWidgetHeight() - 2);
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
318
            widget->setAttribute(Qt::WA_Hover);
con's avatar
con committed
319
320
321
322
323
324
325
326
327
328
329
        }
        else if (qobject_cast<QLineEdit*>(widget)) {
            widget->setAttribute(Qt::WA_Hover);
            widget->setMaximumHeight(StyleHelper::navigationWidgetHeight() - 2);
        }
        else if (qobject_cast<QLabel*>(widget))
            widget->setPalette(panelPalette(widget->palette()));
        else if (qobject_cast<QToolBar*>(widget))
            widget->setMinimumHeight(StyleHelper::navigationWidgetHeight());
        else if (qobject_cast<QStatusBar*>(widget))
            widget->setFixedHeight(StyleHelper::navigationWidgetHeight() + 2);
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
330
        else if (qobject_cast<QComboBox*>(widget)) {
con's avatar
con committed
331
            widget->setMaximumHeight(StyleHelper::navigationWidgetHeight() - 2);
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
332
333
            widget->setAttribute(Qt::WA_Hover);
        }
con's avatar
con committed
334
335
336
337
338
339
340
341
342
343
344
    }
}

void ManhattanStyle::unpolish(QWidget *widget)
{
    d->style->unpolish(widget);
    if (panelWidget(widget)) {
        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
345
346
        else if (qobject_cast<QComboBox*>(widget))
            widget->setAttribute(Qt::WA_Hover, false);
con's avatar
con committed
347
348
349
350
351
352
353
354
355
356
357
358
359
360
    }
}

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:
361
362
    case QStyle::SP_ToolBarHorizontalExtensionButton:
        return QIcon(standardPixmap(standardIcon, option, widget));
con's avatar
con committed
363
364
365
366
367
368
369
370
371
    default:
        icon = d->style->standardIcon(standardIcon, option, widget);
    }
    return icon;
}

QPixmap ManhattanStyle::standardPixmap(StandardPixmap standardPixmap, const QStyleOption *opt,
                                       const QWidget *widget) const
{
372
373
374
    if (widget && !panelWidget(widget))
        return d->style->standardPixmap(standardPixmap, opt, widget);

con's avatar
con committed
375
376
    QPixmap pixmap;
    switch (standardPixmap) {
377
378
379
380
381
382
383
384
385
    case QStyle::SP_ToolBarHorizontalExtensionButton: {
            static const QPixmap extButton(":/core/images/extension.png");
            pixmap = extButton;
        }
        break;
    case QStyle::SP_TitleBarCloseButton: {
            static const QPixmap closeButton(":/core/images/closebutton.png");
            pixmap = closeButton;
        }
con's avatar
con committed
386
387
388
389
390
391
392
393
394
395
396
        break;
    default:
        pixmap = d->style->standardPixmap(standardPixmap, opt, widget);
    }
    return pixmap;
}


int ManhattanStyle::styleHint(StyleHint hint, const QStyleOption *option, const QWidget *widget,
                              QStyleHintReturn *returnData) const
{
397
    int ret = d->style->styleHint(hint, option, widget, returnData);
con's avatar
con committed
398
    switch (hint) {
399
400
401
402
403
    // 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
404
    case QStyle::SH_EtchDisabledText:
405
406
        if (panelWidget(widget))
            ret = false;
con's avatar
con committed
407
408
        break;
    default:
409
        break;
con's avatar
con committed
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
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
493
494
495
496
497
498
499
500
501
502
503
504
505
506
    }
    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);
            t->setDuration(130);
            t->setStartTime(QTime::currentTime());
        }
    }

    switch (element) {
    case PE_PanelLineEdit:
        {
            painter->save();
            if (option->state & State_Enabled)
                drawCornerImage(d->lineeditImage, painter, option->rect, 2, 2, 2, 2);
            else
                drawCornerImage(d->lineeditImage_disabled, painter, option->rect, 2, 2, 2, 2);

            if (option->state & State_HasFocus || option->state & State_MouseOver) {
                QColor hover = StyleHelper::baseColor();
                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) {
507
508
509
                    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
510
                    painter->drawLine(rect.topLeft(), rect.bottomLeft());
511
512
                    painter->drawLine(rect.topRight(), rect.bottomRight());
                   // painter->drawLine(rect.bottomLeft()  + QPoint(1, 0), rect.bottomRight()  - QPoint(1, 0));
con's avatar
con committed
513
514
515
                    QColor highlight(255, 255, 255, 30);
                    painter->setPen(highlight);
                }
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
516
517
                else if (option->state & State_Enabled &&
                         option->state & State_MouseOver) {
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
518
                    QColor lighter(255, 255, 255, 37);
con's avatar
con committed
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
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
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
                    painter->fillRect(rect, lighter);
                }
           }
        }
        break;

    case PE_PanelStatusBar:
        {
            painter->save();
            QLinearGradient grad(option->rect.topLeft(), QPoint(rect.center().x(), rect.bottom()));
            QColor startColor = StyleHelper::shadowColor().darker(164);
            QColor endColor = StyleHelper::baseColor().darker(130);
            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));
            painter->setPen(StyleHelper::borderColor().darker(110));
            painter->drawLine(rect.topLeft(), rect.topRight());
            painter->restore();
        }
        break;

    case PE_IndicatorToolBarSeparator:
        {
            QColor separatorColor = StyleHelper::borderColor();
            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);
            QColor dark = StyleHelper::borderColor();
            dark.setAlphaF(0.4);

            QColor light = StyleHelper::baseColor();
            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;
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
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
    case PE_IndicatorArrowUp:
    case PE_IndicatorArrowDown:
    case PE_IndicatorArrowRight:
    case PE_IndicatorArrowLeft:
        {
            // From windowsstyle but modified to enable AA
            if (option->rect.width() <= 1 || option->rect.height() <= 1)
                break;

            QRect r = option->rect;
            int size = qMin(r.height(), r.width());
            QPixmap pixmap;
            QString pixmapName;
            pixmapName.sprintf("%s-%s-%d-%d-%d-%lld",
                               "$qt_ia", metaObject()->className(),
                               uint(option->state), element,
                               size, option->palette.cacheKey());
            if (!QPixmapCache::find(pixmapName, pixmap)) {
                int border = size/5;
                int sqsize = 2*(size/2);
                QImage image(sqsize, sqsize, QImage::Format_ARGB32);
                image.fill(Qt::transparent);
                QPainter imagePainter(&image);
                imagePainter.setRenderHint(QPainter::Antialiasing, true);
                imagePainter.translate(0.5, 0.5);
                QPolygon a;
                switch (element) {
                    case PE_IndicatorArrowUp:
                        a.setPoints(3, border, sqsize/2,  sqsize/2, border,  sqsize - border, sqsize/2);
                        break;
                    case PE_IndicatorArrowDown:
                        a.setPoints(3, border, sqsize/2,  sqsize/2, sqsize - border,  sqsize - border, sqsize/2);
                        break;
                    case PE_IndicatorArrowRight:
                        a.setPoints(3, sqsize - border, sqsize/2,  sqsize/2, border,  sqsize/2, sqsize - border);
                        break;
                    case PE_IndicatorArrowLeft:
                        a.setPoints(3, border, sqsize/2,  sqsize/2, border,  sqsize/2, sqsize - border);
                        break;
                    default:
                        break;
                }

                int bsx = 0;
                int bsy = 0;

                if (option->state & State_Sunken) {
                    bsx = pixelMetric(PM_ButtonShiftHorizontal);
                    bsy = pixelMetric(PM_ButtonShiftVertical);
                }

                QRect bounds = a.boundingRect();
                int sx = sqsize / 2 - bounds.center().x() - 1;
                int sy = sqsize / 2 - bounds.center().y() - 1;
                imagePainter.translate(sx + bsx, sy + bsy);

                if (!(option->state & State_Enabled)) {
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
664
                    QColor foreGround(150, 150, 150, 150);
665
666
                    imagePainter.setBrush(option->palette.mid().color());
                    imagePainter.setPen(option->palette.mid().color());
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
667
                } else {
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
668
                    QColor shadow(0, 0, 0, 100);
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
669
670
671
                    imagePainter.translate(0, 1);
                    imagePainter.setPen(shadow);
                    imagePainter.setBrush(shadow);
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
672
                    QColor foreGround(255, 255, 255, 210);
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
673
674
675
676
                    imagePainter.drawPolygon(a);
                    imagePainter.translate(0, -1);
                    imagePainter.setPen(foreGround);
                    imagePainter.setBrush(foreGround);
677
678
679
680
681
682
683
684
685
686
687
                }
                imagePainter.drawPolygon(a);
                imagePainter.end();
                pixmap = QPixmap::fromImage(image);
                QPixmapCache::insert(pixmapName, pixmap);
            }
            int xOffset = r.x() + (r.width() - size)/2;
            int yOffset = r.y() + (r.height() - size)/2;
            painter->drawPixmap(xOffset, yOffset, pixmap);
        }
        break;
con's avatar
con committed
688
689
690
691
692
693
694
695
696
697
698
699
700
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
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770

    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)) {
            QColor highlightOutline = StyleHelper::borderColor().lighter(120);
            bool act = mbi->state & State_Selected && mbi->state & State_Sunken;
            bool dis = !(mbi->state & State_Enabled);
            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 = 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;

    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
771
772
773

                    // Reserve some space for the down-arrow
                    editRect.adjust(0, 0, -13, 0);
con's avatar
con committed
774
775
776
777
                }

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

Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
778
779
                QString text = option->fontMetrics.elidedText(cb->currentText, Qt::ElideRight, editRect.width());
                drawItemText(painter, editRect.translated(0, 1),
con's avatar
con committed
780
781
782
                             visualAlignment(option->direction, Qt::AlignLeft | Qt::AlignVCenter),
                             customPal, cb->state & State_Enabled, text, QPalette::ButtonText);
                customPal.setBrush(QPalette::All, QPalette::ButtonText, StyleHelper::panelTextColor());
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
783
                drawItemText(painter, editRect,
con's avatar
con committed
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
                             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: {
            StyleHelper::menuGradient(painter, option->rect, option->rect);
            painter->save();
            painter->setPen(StyleHelper::borderColor());
            painter->drawLine(option->rect.bottomLeft(), option->rect.bottomRight());
            painter->restore();
        }
        break;

    case CE_ToolBar:
        {
            QString key;
            key.sprintf("mh_toolbar %d %d %d", option->rect.width(), option->rect.height(), StyleHelper::baseColor().rgb());;

            QPixmap pixmap;
            QPainter *p = painter;
            QRect rect = option->rect;
            if (StyleHelper::usePixmapCache() && !QPixmapCache::find(key, pixmap)) {
                pixmap = QPixmap(option->rect.size());
                p = new QPainter(&pixmap);
                rect = QRect(0, 0, option->rect.width(), option->rect.height());
            }

            bool horizontal = option->state & State_Horizontal;
            // 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());
            }
            if (horizontal)
                StyleHelper::horizontalGradient(p, gradientSpan, rect);
            else
                StyleHelper::verticalGradient(p, gradientSpan, rect);

            painter->setPen(StyleHelper::borderColor());

            if (horizontal) {
864
865
866
                // Note: This is a hack to determine if the
                // toolbar should draw the top or bottom outline
                // (needed for the find toolbar for instance)
con's avatar
con committed
867
                QColor lighter(255, 255, 255, 40);
868
                if (widget && widget->property("topBorder").toBool()) {
con's avatar
con committed
869
870
871
872
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
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
                    p->drawLine(rect.topLeft(), rect.topRight());
                    p->setPen(lighter);
                    p->drawLine(rect.topLeft() + QPoint(0, 1), rect.topRight() + QPoint(0, 1));
                } else {
                    p->drawLine(rect.bottomLeft(), rect.bottomRight());
                    p->setPen(lighter);
                    p->drawLine(rect.topLeft(), rect.topRight());
                }
            } else {
                p->drawLine(rect.topLeft(), rect.bottomLeft());
                p->drawLine(rect.topRight(), rect.bottomRight());
            }

            if (StyleHelper::usePixmapCache() && !QPixmapCache::find(key, pixmap)) {
                painter->drawPixmap(rect.topLeft(), pixmap);
                p->end();
                delete p;
                QPixmapCache::insert(key, pixmap);
            }
        }
        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)) {
            QString buttonType = widget->property("type").toString();
            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;
920
921
922
923
924
925
            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
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993

            QStyleOption tool(0);
            tool.palette = toolbutton->palette;
            if (toolbutton->subControls & SC_ToolButton) {
                if (buttonType == "dockbutton") {
                    tool.rect = button;
                    tool.state = bflags;
                    drawPrimitive(PE_PanelButtonTool, &tool, painter, widget);
                } else {  // paint status bar button style
                    if (bflags & State_Sunken || bflags & State_On)
                        drawCornerImage(d->buttonImage_pressed, painter, option->rect, 2, 2, 2, 2);
                    else if (bflags & State_Enabled) {
#ifndef Q_WS_MAC
                        if (bflags & State_MouseOver) {
                            drawCornerImage(d->buttonImage, painter, option->rect, 2, 2, 2, 2);
                            QColor shade(255, 255, 255, 50);
                            painter->fillRect(button.adjusted(1, 1, -1, -1), shade);
                        }
#endif
                    }

                }
            }

            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();
                QColor focusColor = StyleHelper::panelTextColor();
                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;
            label.palette = panelPalette(option->palette);
            int fw = pixelMetric(PM_DefaultFrameWidth, option, widget);
            label.rect = button.adjusted(fw, fw, -fw, -fw);
            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) {
994
                int arrowSize = 6;
con's avatar
con committed
995
996
997
                QRect ir = toolbutton->rect.adjusted(1, 1, -1, -1);
                QStyleOptionToolButton newBtn = *toolbutton;
                newBtn.palette = panelPalette(option->palette);
998
999
                newBtn.rect = QRect(ir.right() - arrowSize - 1,
                                    ir.height() - arrowSize - 2, arrowSize, arrowSize);
1000
                drawPrimitive(PE_IndicatorArrowDown, &newBtn, painter, widget);
con's avatar
con committed
1001
1002
1003
1004
1005
            }
        }
        break;

    case CC_ComboBox:
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
1006
        if (const QStyleOptionComboBox *cb = qstyleoption_cast<const QStyleOptionComboBox *>(option)) {
con's avatar
con committed
1007
            painter->save();
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
1008
1009
            bool isEmpty = cb->currentText.isEmpty() && cb->currentIcon.isNull();
            bool reverse = option->direction == Qt::RightToLeft;
con's avatar
con committed
1010
1011

            // Draw tool button
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
1012
            QLinearGradient grad(option->rect.topRight(), option->rect.bottomRight());
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
1013
1014
1015
1016
            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
1017
1018
            painter->setPen(QPen(grad, 0));
            painter->drawLine(rect.topRight(), rect.bottomRight());
1019
            grad.setColorAt(0, QColor(0, 0, 0, 30));
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
1020
1021
1022
            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
1023
            painter->setPen(QPen(grad, 0));
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
1024
1025
1026
1027
            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
1028
            QStyleOption toolbutton = *option;
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
1029
1030
            if (isEmpty)
                toolbutton.state &= ~(State_Enabled | State_Sunken);
1031
1032
            painter->save();
            painter->setClipRect(toolbutton.rect.adjusted(0, 0, -2, 0));
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
1033
            drawPrimitive(PE_PanelButtonTool, &toolbutton, painter, widget);
1034
            painter->restore();
con's avatar
con committed
1035
            // Draw arrow
1036
            int menuButtonWidth = 12;
con's avatar
con committed
1037
1038
            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
1039
            QRect arrowRect((left + right) / 2 + (reverse ? 6 : -6), rect.center().y() - 3, 9, 9);
con's avatar
con committed
1040
1041
1042
            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
1043

con's avatar
con committed
1044
1045
            QStyleOption arrowOpt = *option;
            arrowOpt.rect = arrowRect;
Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
1046
1047
1048
            if (isEmpty)
                arrowOpt.state &= ~(State_Enabled | State_Sunken);

Jens Bache-Wiig's avatar
Jens Bache-Wiig committed
1049
1050
1051
1052
1053
1054
1055
1056
            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
1057
1058
1059
1060
1061
1062
1063
1064
            painter->restore();
        }
        break;
    default:
        d->style->drawComplexControl(control, option, painter, widget);
        break;
    }
}
1065
1066
1067
1068
1069
1070
1071
1072

// 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);
}