/**************************************************************************** ** ** Copyright (C) 2016 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtWidgets module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** 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 The Qt Company. For licensing terms ** and conditions see https://www.qt.io/terms-conditions. For further ** information use the contact form at https://www.qt.io/contact-us. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser ** General Public License version 3 as published by the Free Software ** Foundation and appearing in the file LICENSE.LGPL3 included in the ** packaging of this file. Please review the following information to ** ensure the GNU Lesser General Public License version 3 requirements ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. ** ** GNU General Public License Usage ** Alternatively, this file may be used under the terms of the GNU ** General Public License version 2.0 or (at your option) the GNU General ** Public license version 3 or any later version approved by the KDE Free ** Qt Foundation. The licenses are as published by the Free Software ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 ** included in the packaging of this file. Please review the following ** information to ensure the GNU General Public License requirements will ** be met: https://www.gnu.org/licenses/gpl-2.0.html and ** https://www.gnu.org/licenses/gpl-3.0.html. ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #ifndef QWINDOWSXPSTYLE_P_P_H #define QWINDOWSXPSTYLE_P_P_H // // W A R N I N G // ------------- // // This file is not part of the Qt API. It exists for the convenience // of qapplication_*.cpp, qwidget*.cpp and qfiledialog.cpp. This header // file may change from version to version without notice, or even be removed. // // We mean it. // #include #include "qwindowsxpstyle_p.h" #include "qwindowsstyle_p_p.h" #include #include #include #include #include QT_BEGIN_NAMESPACE // TMT_TEXTSHADOWCOLOR is wrongly defined in mingw #if TMT_TEXTSHADOWCOLOR != 3818 #undef TMT_TEXTSHADOWCOLOR #define TMT_TEXTSHADOWCOLOR 3818 #endif #ifndef TST_NONE # define TST_NONE 0 #endif // These defines are missing from the tmschema, but still exist as // states for their parts #ifndef MINBS_INACTIVE #define MINBS_INACTIVE 5 #endif #ifndef MAXBS_INACTIVE #define MAXBS_INACTIVE 5 #endif #ifndef RBS_INACTIVE #define RBS_INACTIVE 5 #endif #ifndef HBS_INACTIVE #define HBS_INACTIVE 5 #endif #ifndef CBS_INACTIVE #define CBS_INACTIVE 5 #endif // Uncomment define below to build debug assisting code, and output // #define DEBUG_XP_STYLE #if !defined(QT_NO_STYLE_WINDOWSXP) // Declarations ----------------------------------------------------------------------------------- class XPThemeData { public: explicit XPThemeData(const QWidget *w = 0, QPainter *p = 0, int themeIn = -1, int part = 0, int state = 0, const QRect &r = QRect()) : widget(w), painter(p), theme(themeIn), htheme(0), partId(part), stateId(state), mirrorHorizontally(false), mirrorVertically(false), noBorder(false), noContent(false), rotate(0), rect(r) {} HRGN mask(QWidget *widget); HTHEME handle(); static RECT toRECT(const QRect &qr); bool isValid(); QSizeF size(); QMarginsF margins(const QRect &rect, int propId = TMT_CONTENTMARGINS); QMarginsF margins(int propId = TMT_CONTENTMARGINS); static QSizeF themeSize(const QWidget *w = 0, QPainter *p = 0, int themeIn = -1, int part = 0, int state = 0); static QMarginsF themeMargins(const QRect &rect, const QWidget *w = 0, QPainter *p = 0, int themeIn = -1, int part = 0, int state = 0, int propId = TMT_CONTENTMARGINS); static QMarginsF themeMargins(const QWidget *w = 0, QPainter *p = 0, int themeIn = -1, int part = 0, int state = 0, int propId = TMT_CONTENTMARGINS); const QWidget *widget; QPainter *painter; int theme; HTHEME htheme; int partId; int stateId; uint mirrorHorizontally : 1; uint mirrorVertically : 1; uint noBorder : 1; uint noContent : 1; uint rotate; QRect rect; }; struct ThemeMapKey { int theme; int partId; int stateId; bool noBorder; bool noContent; ThemeMapKey() : partId(-1), stateId(-1) {} ThemeMapKey(const XPThemeData &data) : theme(data.theme), partId(data.partId), stateId(data.stateId), noBorder(data.noBorder), noContent(data.noContent) {} }; inline uint qHash(const ThemeMapKey &key) { return key.theme ^ key.partId ^ key.stateId; } inline bool operator==(const ThemeMapKey &k1, const ThemeMapKey &k2) { return k1.theme == k2.theme && k1.partId == k2.partId && k1.stateId == k2.stateId; } enum AlphaChannelType { UnknownAlpha = -1, // Alpha of part & state not yet known NoAlpha, // Totally opaque, no need to touch alpha (RGB) MaskAlpha, // Alpha channel must be fixed (ARGB) RealAlpha // Proper alpha values from Windows (ARGB_Premultiplied) }; struct ThemeMapData { AlphaChannelType alphaType; // Which type of alpha on part & state bool dataValid : 1; // Only used to detect if hash value is ok bool partIsTransparent : 1; bool hasAlphaChannel : 1; // True = part & state has real Alpha bool wasAlphaSwapped : 1; // True = alpha channel needs to be swapped bool hadInvalidAlpha : 1; // True = alpha channel contained invalid alpha values ThemeMapData() : dataValid(false), partIsTransparent(false), hasAlphaChannel(false), wasAlphaSwapped(false), hadInvalidAlpha(false) {} }; class QWindowsXPStylePrivate : public QWindowsStylePrivate { Q_DECLARE_PUBLIC(QWindowsXPStyle) public: enum Theme { ButtonTheme, ComboboxTheme, EditTheme, HeaderTheme, ListViewTheme, MenuTheme, ProgressTheme, RebarTheme, ScrollBarTheme, SpinTheme, TabTheme, TaskDialogTheme, ToolBarTheme, ToolTipTheme, TrackBarTheme, XpTreeViewTheme, // '+'/'-' shape treeview indicators (XP) WindowTheme, StatusTheme, VistaTreeViewTheme, // arrow shape treeview indicators (Vista) obtained from "explorer" theme. NThemes }; QWindowsXPStylePrivate() : QWindowsStylePrivate(), hasInitColors(false), bufferDC(0), bufferBitmap(0), nullBitmap(0), bufferPixels(0), bufferW(0), bufferH(0) { init(); } ~QWindowsXPStylePrivate() { cleanup(); } static int pixelMetricFromSystemDp(QStyle::PixelMetric pm, const QStyleOption *option = 0, const QWidget *widget = 0); static int fixedPixelMetric(QStyle::PixelMetric pm, const QStyleOption *option = 0, const QWidget *widget = 0); static HWND winId(const QWidget *widget); void init(bool force = false); void cleanup(bool force = false); void cleanupHandleMap(); const QPixmap *tabBody(QWidget *widget); HBITMAP buffer(int w = 0, int h = 0); HDC bufferHDC() { return bufferDC;} static bool useXP(bool update = false); static QRect scrollBarGripperBounds(QStyle::State flags, const QWidget *widget, XPThemeData *theme); bool isTransparent(XPThemeData &themeData); QRegion region(XPThemeData &themeData); void setTransparency(QWidget *widget, XPThemeData &themeData); bool drawBackground(XPThemeData &themeData); bool drawBackgroundThruNativeBuffer(XPThemeData &themeData, int aditionalDevicePixelRatio); bool drawBackgroundDirectly(HDC dc, XPThemeData &themeData, int aditionalDevicePixelRatio); bool hasAlphaChannel(const QRect &rect); bool fixAlphaChannel(const QRect &rect); bool swapAlphaChannel(const QRect &rect, bool allPixels = false); QRgb groupBoxTextColor; QRgb groupBoxTextColorDisabled; QRgb sliderTickColor; bool hasInitColors; static HTHEME createTheme(int theme, HWND hwnd); static QString themeName(int theme); static inline bool hasTheme(int theme) { return theme >= 0 && theme < NThemes && m_themes[theme]; } static bool isItemViewDelegateLineEdit(const QWidget *widget); static bool isLineEditBaseColorSet(const QStyleOption *option, const QWidget *widget); QIcon dockFloat, dockClose; private: #ifdef DEBUG_XP_STYLE void dumpNativeDIB(int w, int h); void showProperties(XPThemeData &themeData); #endif static bool initVistaTreeViewTheming(); static void cleanupVistaTreeViewTheming(); static QBasicAtomicInt ref; static bool use_xp; static QPixmap *tabbody; QHash alphaCache; HDC bufferDC; HBITMAP bufferBitmap; HBITMAP nullBitmap; uchar *bufferPixels; int bufferW, bufferH; static HWND m_vistaTreeViewHelper; static HTHEME m_themes[NThemes]; }; inline QSizeF XPThemeData::size() { QSizeF result(0, 0); if (isValid()) { SIZE size; if (SUCCEEDED(GetThemePartSize(handle(), 0, partId, stateId, 0, TS_TRUE, &size))) result = QSize(size.cx, size.cy); } return result; } inline QMarginsF XPThemeData::margins(const QRect &qRect, int propId) { QMarginsF result(0, 0, 0 ,0); if (isValid()) { MARGINS margins; RECT rect = XPThemeData::toRECT(qRect); if (SUCCEEDED(GetThemeMargins(handle(), 0, partId, stateId, propId, &rect, &margins))) result = QMargins(margins.cxLeftWidth, margins.cyTopHeight, margins.cxRightWidth, margins.cyBottomHeight); } return result; } inline QMarginsF XPThemeData::margins(int propId) { QMarginsF result(0, 0, 0 ,0); if (isValid()) { MARGINS margins; if (SUCCEEDED(GetThemeMargins(handle(), 0, partId, stateId, propId, NULL, &margins))) result = QMargins(margins.cxLeftWidth, margins.cyTopHeight, margins.cxRightWidth, margins.cyBottomHeight); } return result; } inline QSizeF XPThemeData::themeSize(const QWidget *w, QPainter *p, int themeIn, int part, int state) { XPThemeData theme(w, p, themeIn, part, state); return theme.size(); } inline QMarginsF XPThemeData::themeMargins(const QRect &rect, const QWidget *w, QPainter *p, int themeIn, int part, int state, int propId) { XPThemeData theme(w, p, themeIn, part, state); return theme.margins(rect, propId); } inline QMarginsF XPThemeData::themeMargins(const QWidget *w, QPainter *p, int themeIn, int part, int state, int propId) { XPThemeData theme(w, p, themeIn, part, state); return theme.margins(propId); } #endif // QT_NO_STYLE_WINDOWS QT_END_NAMESPACE #endif //QWINDOWSXPSTYLE_P_P_H