File indexing completed on 2024-12-01 03:45:23
0001 /* 0002 SPDX-FileCopyrightText: 2017 by Marco Martin <mart@kde.org> 0003 SPDX-FileCopyrightText: 2017 by David Edmundson <davidedmundson@kde.org> 0004 SPDX-FileCopyrightText: 2016 The Qt Company Ltd. <https://www.qt.io/licensing/> 0005 0006 This file is part of the Qt Quick Controls module of the Qt Toolkit. 0007 0008 SPDX-License-Identifier: LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KFQF-Accepted-GPL OR LicenseRef-Qt-Commercial 0009 */ 0010 0011 #ifndef KQUICKSTYLEITEM_P_H 0012 #define KQUICKSTYLEITEM_P_H 0013 0014 #include "kquickpadding_p.h" 0015 #include <QImage> 0016 #include <QPointer> 0017 #include <QQuickImageProvider> 0018 #include <QQuickItem> 0019 0020 #include <qqmlregistration.h> 0021 0022 #include <memory> 0023 0024 class QWidget; 0025 class QStyleOption; 0026 class QStyle; 0027 0028 namespace Kirigami 0029 { 0030 namespace Platform 0031 { 0032 class PlatformTheme; 0033 } 0034 } 0035 0036 class QQuickTableRowImageProvider1 : public QQuickImageProvider 0037 { 0038 public: 0039 QQuickTableRowImageProvider1() 0040 : QQuickImageProvider(QQuickImageProvider::Pixmap) 0041 { 0042 } 0043 QPixmap requestPixmap(const QString &id, QSize *size, const QSize &requestedSize) override; 0044 }; 0045 0046 class KQuickStyleItem : public QQuickItem 0047 { 0048 Q_OBJECT 0049 QML_NAMED_ELEMENT(StyleItem) 0050 0051 Q_PROPERTY(KQuickPadding *border READ border CONSTANT) 0052 0053 Q_PROPERTY(bool sunken READ sunken WRITE setSunken NOTIFY sunkenChanged) 0054 Q_PROPERTY(bool raised READ raised WRITE setRaised NOTIFY raisedChanged) 0055 Q_PROPERTY(bool flat READ flat WRITE setFlat NOTIFY flatChanged) 0056 Q_PROPERTY(bool active READ active WRITE setActive NOTIFY activeChanged) 0057 Q_PROPERTY(bool selected READ selected WRITE setSelected NOTIFY selectedChanged) 0058 Q_PROPERTY(bool hasFocus READ hasFocus WRITE setHasFocus NOTIFY hasFocusChanged) 0059 Q_PROPERTY(bool on READ on WRITE setOn NOTIFY onChanged) 0060 Q_PROPERTY(bool hover READ hover WRITE setHover NOTIFY hoverChanged) 0061 Q_PROPERTY(bool horizontal READ horizontal WRITE setHorizontal NOTIFY horizontalChanged) 0062 Q_PROPERTY(bool isTransient READ isTransient WRITE setTransient NOTIFY transientChanged) 0063 0064 Q_PROPERTY(QString elementType READ elementType WRITE setElementType NOTIFY elementTypeChanged) 0065 Q_PROPERTY(QString text READ text WRITE setText NOTIFY textChanged) 0066 Q_PROPERTY(QString activeControl READ activeControl WRITE setActiveControl NOTIFY activeControlChanged) 0067 Q_PROPERTY(QString styleName READ styleName NOTIFY styleNameChanged) 0068 Q_PROPERTY(QVariantMap hints READ hints WRITE setHints NOTIFY hintChanged RESET resetHints) 0069 Q_PROPERTY(QVariantMap properties READ properties WRITE setProperties NOTIFY propertiesChanged) 0070 Q_PROPERTY(QFont font READ font NOTIFY fontChanged) 0071 0072 // For range controls 0073 Q_PROPERTY(int minimum READ minimum WRITE setMinimum NOTIFY minimumChanged) 0074 Q_PROPERTY(int maximum READ maximum WRITE setMaximum NOTIFY maximumChanged) 0075 Q_PROPERTY(int value READ value WRITE setValue NOTIFY valueChanged) 0076 Q_PROPERTY(int step READ step WRITE setStep NOTIFY stepChanged) 0077 Q_PROPERTY(int paintMargins READ paintMargins WRITE setPaintMargins NOTIFY paintMarginsChanged) 0078 0079 Q_PROPERTY(int contentWidth READ contentWidth WRITE setContentWidth NOTIFY contentWidthChanged) 0080 Q_PROPERTY(int contentHeight READ contentHeight WRITE setContentHeight NOTIFY contentHeightChanged) 0081 0082 Q_PROPERTY(int textureWidth READ textureWidth WRITE setTextureWidth NOTIFY textureWidthChanged) 0083 Q_PROPERTY(int textureHeight READ textureHeight WRITE setTextureHeight NOTIFY textureHeightChanged) 0084 0085 Q_PROPERTY(int leftPadding READ leftPadding NOTIFY leftPaddingChanged) 0086 Q_PROPERTY(int topPadding READ topPadding NOTIFY topPaddingChanged) 0087 Q_PROPERTY(int rightPadding READ rightPadding NOTIFY rightPaddingChanged) 0088 Q_PROPERTY(int bottomPadding READ bottomPadding NOTIFY bottomPaddingChanged) 0089 0090 Q_PROPERTY(QQuickItem *control READ control WRITE setControl NOTIFY controlChanged) 0091 0092 KQuickPadding *border() 0093 { 0094 return &m_border; 0095 } 0096 0097 public: 0098 KQuickStyleItem(QQuickItem *parent = nullptr); 0099 ~KQuickStyleItem() override; 0100 0101 enum MenuItemType { 0102 SeparatorType = 0, 0103 ItemType, 0104 MenuType, 0105 ScrollIndicatorType, 0106 }; 0107 0108 enum Type { 0109 Undefined, 0110 Button, 0111 RadioButton, 0112 CheckBox, 0113 ComboBox, 0114 ComboBoxItem, 0115 Dial, 0116 ToolBar, 0117 ToolButton, 0118 Tab, 0119 TabFrame, 0120 Frame, 0121 FocusFrame, 0122 FocusRect, 0123 SpinBox, 0124 Slider, 0125 ScrollBar, 0126 ProgressBar, 0127 Edit, 0128 GroupBox, 0129 Header, 0130 Item, 0131 ItemRow, 0132 ItemBranchIndicator, 0133 Splitter, 0134 Menu, 0135 MenuItem, 0136 Widget, 0137 StatusBar, 0138 ScrollAreaCorner, 0139 MacHelpButton, 0140 MenuBar, 0141 MenuBarItem, 0142 DelayButton, 0143 }; 0144 0145 void paint(QPainter *); 0146 0147 bool sunken() const 0148 { 0149 return m_sunken; 0150 } 0151 bool raised() const 0152 { 0153 return m_raised; 0154 } 0155 bool flat() const 0156 { 0157 return m_flat; 0158 } 0159 bool active() const 0160 { 0161 return m_active; 0162 } 0163 bool selected() const 0164 { 0165 return m_selected; 0166 } 0167 bool hasFocus() const 0168 { 0169 return m_focus; 0170 } 0171 bool on() const 0172 { 0173 return m_on; 0174 } 0175 bool hover() const 0176 { 0177 return m_hover; 0178 } 0179 bool horizontal() const 0180 { 0181 return m_horizontal; 0182 } 0183 bool isTransient() const 0184 { 0185 return m_transient; 0186 } 0187 0188 int minimum() const 0189 { 0190 return m_minimum; 0191 } 0192 int maximum() const 0193 { 0194 return m_maximum; 0195 } 0196 int step() const 0197 { 0198 return m_step; 0199 } 0200 int value() const 0201 { 0202 return m_value; 0203 } 0204 int paintMargins() const 0205 { 0206 return m_paintMargins; 0207 } 0208 0209 QString elementType() const 0210 { 0211 return m_type; 0212 } 0213 QString text() const 0214 { 0215 return m_text; 0216 } 0217 QString activeControl() const 0218 { 0219 return m_activeControl; 0220 } 0221 QVariantMap hints() const 0222 { 0223 return m_hints; 0224 } 0225 QVariantMap properties() const 0226 { 0227 return m_properties; 0228 } 0229 QFont font() const 0230 { 0231 return m_font; 0232 } 0233 QString styleName() const; 0234 0235 void setSunken(bool sunken) 0236 { 0237 if (m_sunken != sunken) { 0238 m_sunken = sunken; 0239 polish(); 0240 Q_EMIT sunkenChanged(); 0241 } 0242 } 0243 void setRaised(bool raised) 0244 { 0245 if (m_raised != raised) { 0246 m_raised = raised; 0247 polish(); 0248 Q_EMIT raisedChanged(); 0249 } 0250 } 0251 void setFlat(bool flat) 0252 { 0253 if (m_flat != flat) { 0254 m_flat = flat; 0255 polish(); 0256 Q_EMIT flatChanged(); 0257 } 0258 } 0259 void setActive(bool active) 0260 { 0261 if (m_active != active) { 0262 m_active = active; 0263 polish(); 0264 Q_EMIT activeChanged(); 0265 } 0266 } 0267 void setSelected(bool selected) 0268 { 0269 if (m_selected != selected) { 0270 m_selected = selected; 0271 polish(); 0272 Q_EMIT selectedChanged(); 0273 } 0274 } 0275 void setHasFocus(bool focus) 0276 { 0277 if (m_focus != focus) { 0278 m_focus = focus; 0279 polish(); 0280 Q_EMIT hasFocusChanged(); 0281 } 0282 } 0283 void setOn(bool on) 0284 { 0285 if (m_on != on) { 0286 m_on = on; 0287 polish(); 0288 Q_EMIT onChanged(); 0289 } 0290 } 0291 void setHover(bool hover) 0292 { 0293 if (m_hover != hover) { 0294 m_hover = hover; 0295 polish(); 0296 Q_EMIT hoverChanged(); 0297 } 0298 } 0299 void setHorizontal(bool horizontal) 0300 { 0301 if (m_horizontal != horizontal) { 0302 m_horizontal = horizontal; 0303 updateSizeHint(); 0304 polish(); 0305 Q_EMIT horizontalChanged(); 0306 } 0307 } 0308 void setTransient(bool transient) 0309 { 0310 if (m_transient != transient) { 0311 m_transient = transient; 0312 polish(); 0313 Q_EMIT transientChanged(); 0314 } 0315 } 0316 void setMinimum(int minimum) 0317 { 0318 if (m_minimum != minimum) { 0319 m_minimum = minimum; 0320 polish(); 0321 Q_EMIT minimumChanged(); 0322 } 0323 } 0324 void setMaximum(int maximum) 0325 { 0326 if (m_maximum != maximum) { 0327 m_maximum = maximum; 0328 polish(); 0329 Q_EMIT maximumChanged(); 0330 } 0331 } 0332 void setValue(int value) 0333 { 0334 if (m_value != value) { 0335 m_value = value; 0336 polish(); 0337 Q_EMIT valueChanged(); 0338 } 0339 } 0340 void setStep(int step) 0341 { 0342 if (m_step != step) { 0343 m_step = step; 0344 polish(); 0345 Q_EMIT stepChanged(); 0346 } 0347 } 0348 void setPaintMargins(int value) 0349 { 0350 if (m_paintMargins != value) { 0351 m_paintMargins = value; 0352 polish(); 0353 Q_EMIT paintMarginsChanged(); 0354 } 0355 } 0356 void setElementType(const QString &str); 0357 void setText(const QString &str) 0358 { 0359 if (m_text != str) { 0360 m_text = str; 0361 updateSizeHint(); 0362 polish(); 0363 Q_EMIT textChanged(); 0364 } 0365 } 0366 void setActiveControl(const QString &str) 0367 { 0368 if (m_activeControl != str) { 0369 m_activeControl = str; 0370 // Slider is the only type whose size hints react to active control changes. 0371 switch (m_itemType) { 0372 case Slider: 0373 updateSizeHint(); 0374 break; 0375 default: 0376 break; 0377 } 0378 polish(); 0379 Q_EMIT activeControlChanged(); 0380 } 0381 } 0382 void setHints(const QVariantMap &hints); 0383 void setProperties(const QVariantMap &props) 0384 { 0385 if (m_properties != props) { 0386 m_properties = props; 0387 m_iconDirty = true; 0388 updateSizeHint(); 0389 polish(); 0390 Q_EMIT propertiesChanged(); 0391 } 0392 } 0393 void resetHints(); 0394 0395 int contentWidth() const 0396 { 0397 return m_contentWidth; 0398 } 0399 void setContentWidth(int arg); 0400 0401 int contentHeight() const 0402 { 0403 return m_contentHeight; 0404 } 0405 void setContentHeight(int arg); 0406 0407 void initStyleOption(); 0408 void resolvePalette(); 0409 0410 int topPadding() const; 0411 int leftPadding() const; 0412 int rightPadding() const; 0413 int bottomPadding() const; 0414 0415 Q_INVOKABLE qreal textWidth(const QString &); 0416 Q_INVOKABLE qreal textHeight(const QString &); 0417 0418 int textureWidth() const 0419 { 0420 return m_textureWidth; 0421 } 0422 void setTextureWidth(int w); 0423 0424 int textureHeight() const 0425 { 0426 return m_textureHeight; 0427 } 0428 void setTextureHeight(int h); 0429 0430 QQuickItem *control() const; 0431 void setControl(QQuickItem *control); 0432 0433 static QStyle *style(); 0434 0435 public Q_SLOTS: 0436 int pixelMetric(const QString &); 0437 QVariant styleHint(const QString &); 0438 void updateSizeHint(); 0439 void updateRect(); 0440 void updateBaselineOffset(); 0441 void updateItem() 0442 { 0443 polish(); 0444 } 0445 QString hitTest(int x, int y); 0446 QRectF subControlRect(const QString &subcontrolString); 0447 QSize sizeFromContents(int width, int height); 0448 QRect computeBoundingRect(const QList<QRect>& rects); 0449 QString elidedText(const QString &text, int elideMode, int width); 0450 bool hasThemeIcon(const QString &) const; 0451 0452 private Q_SLOTS: 0453 void updateFocusReason(); 0454 0455 Q_SIGNALS: 0456 void elementTypeChanged(); 0457 void textChanged(); 0458 void sunkenChanged(); 0459 void raisedChanged(); 0460 void flatChanged(); 0461 void activeChanged(); 0462 void selectedChanged(); 0463 void hasFocusChanged(); 0464 void onChanged(); 0465 void hoverChanged(); 0466 void horizontalChanged(); 0467 void transientChanged(); 0468 void minimumChanged(); 0469 void maximumChanged(); 0470 void stepChanged(); 0471 void valueChanged(); 0472 void activeControlChanged(); 0473 void styleNameChanged(); 0474 void paintMarginsChanged(); 0475 void hintChanged(); 0476 void propertiesChanged(); 0477 void fontChanged(); 0478 void controlChanged(); 0479 0480 void contentWidthChanged(int arg); 0481 void contentHeightChanged(int arg); 0482 0483 void textureWidthChanged(int w); 0484 void textureHeightChanged(int h); 0485 0486 void leftPaddingChanged(); 0487 void topPaddingChanged(); 0488 void rightPaddingChanged(); 0489 void bottomPaddingChanged(); 0490 0491 protected: 0492 bool event(QEvent *) override; 0493 QSGNode *updatePaintNode(QSGNode *, UpdatePaintNodeData *) override; 0494 void updatePolish() override; 0495 bool eventFilter(QObject *watched, QEvent *event) override; 0496 void itemChange(QQuickItem::ItemChange change, const QQuickItem::ItemChangeData &value) override; 0497 0498 void geometryChange(const QRectF &newGeometry, const QRectF &oldGeometry) override; 0499 0500 private: 0501 int padding(Qt::Edge edge) const; 0502 QIcon iconFromIconProperty() const; 0503 const char *classNameForItem() const; 0504 qreal baselineOffset(); 0505 void styleChanged(); 0506 0507 protected: 0508 Kirigami::Platform::PlatformTheme *m_theme = nullptr; 0509 QStyleOption *m_styleoption; 0510 QPointer<QQuickItem> m_control; 0511 QPointer<QWindow> m_window; 0512 Type m_itemType; 0513 0514 QString m_type; 0515 QString m_text; 0516 QString m_activeControl; 0517 QVariantMap m_hints; 0518 QVariantMap m_properties; 0519 QFont m_font; 0520 0521 bool m_sunken; 0522 bool m_raised; 0523 bool m_flat; 0524 bool m_active; 0525 bool m_selected; 0526 bool m_focus; 0527 bool m_hover; 0528 bool m_on; 0529 bool m_horizontal; 0530 bool m_transient; 0531 bool m_sharedWidget; 0532 bool m_iconDirty = true; 0533 0534 int m_minimum; 0535 int m_maximum; 0536 int m_value; 0537 int m_step; 0538 int m_paintMargins; 0539 0540 int m_contentWidth; 0541 int m_contentHeight; 0542 0543 int m_textureWidth; 0544 int m_textureHeight; 0545 0546 QMetaProperty m_focusReasonProperty; 0547 Qt::FocusReason m_focusReason; 0548 0549 QImage m_image; 0550 KQuickPadding m_border; 0551 0552 static std::unique_ptr<QStyle> s_style; 0553 }; 0554 0555 #endif // QQUICKSTYLEITEM_P_H