123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683684685686687688689690691692693694695696697698699700701702703704705706707708709710711712713714715716717718719720721722723724725726727728729730731732733734735736737738739740741742743744745746747748749750751752753754755756757758759760761762763764765766767768769770771772773774775776777778779780781782783784785786787788789790791792793794795796797798799800801802803804805806807808809810811812813814815816817818819820821822823824825826827828829830831832833834835836837838839840841842843844845846847848849850851852853854855856857858859860861862863864865866867868869870871872873874875876877878879880881882883884885886887888889890891892893894895896897898899900901902903904905906907908909910911912913914915916917918919920921922923924925926927928929930931932933934935936937938939 | // Copyright (C) 2016 The Qt Company Ltd.// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only#include"qplatformtheme.h"#include"qplatformtheme_p.h"#include <QtCore/QVariant>#include <QtCore/QStringList>#include <QtCore/qfileinfo.h>#include <qicon.h>#include <qpalette.h>#include <qtextformat.h>#include <private/qiconloader_p.h>#include <private/qguiapplication_p.h>#include <qpa/qplatformintegration.h>#include <qpa/qplatformdialoghelper.h>#include <algorithm> QT_BEGIN_NAMESPACE /*! \class QPlatformTheme \since 5.0 \internal \preliminary \ingroup qpa \brief The QPlatformTheme class allows customizing the UI based on themes. See the init_platform function in qguiapplication.cpp for the complete platform initialization process.*//*! \enum QPlatformTheme::ThemeHint This enum describes the available theme hints. \value CursorFlashTime (int) Cursor flash time in ms, overriding QPlatformIntegration::styleHint. \value KeyboardInputInterval (int) Keyboard input interval in ms, overriding QPlatformIntegration::styleHint. \value MouseDoubleClickInterval (int) Mouse double click interval in ms, overriding QPlatformIntegration::styleHint. \value MouseDoubleClickDistance (int) The maximum distance in logical pixels which the mouse can travel between clicks in order for the click sequence to be handled as a double click. The default value is 5 logical pixels. \value MousePressAndHoldInterval (int) Mouse press and hold interval in ms, overriding QPlatformIntegration::styleHint. \value StartDragDistance (int) Start drag distance, overriding QPlatformIntegration::styleHint. \value StartDragTime (int) Start drag time in ms, overriding QPlatformIntegration::styleHint. \value WheelScrollLines (int) The number of lines to scroll a widget, when the mouse wheel is rotated. The default value is 3. \sa QApplication::wheelScrollLines() \value KeyboardAutoRepeatRate (int) Keyboard auto repeat rate, overriding QPlatformIntegration::styleHint. \value PasswordMaskDelay (int) Pass word mask delay in ms, overriding QPlatformIntegration::styleHint. \value StartDragVelocity (int) Velocity of a drag, overriding QPlatformIntegration::styleHint. \value TextCursorWidth (int) Determines the width of the text cursor. \value DropShadow (bool) Determines whether the drop shadow effect for tooltips or whatsthis is enabled. \value MaximumScrollBarDragDistance (int) Determines the value returned by QStyle::pixelMetric(PM_MaximumDragDistance) \value ToolButtonStyle (int) A value representing a Qt::ToolButtonStyle. \value ToolBarIconSize Icon size for tool bars. \value SystemIconThemeName (QString) Name of the icon theme. \value SystemIconFallbackThemeName (QString) Name of the fallback icon theme. \value IconThemeSearchPaths (QStringList) Search paths for icons. \value ItemViewActivateItemOnSingleClick (bool) Activate items by single click. \value StyleNames (QStringList) A list of preferred style names. \value WindowAutoPlacement (bool) A boolean value indicating whether Windows (particularly dialogs) are placed by the system (see _NET_WM_FULL_PLACEMENT in X11). \value DialogButtonBoxLayout (int) An integer representing a QDialogButtonBox::ButtonLayout value. \value DialogButtonBoxButtonsHaveIcons (bool) A boolean value indicating whether the buttons of a QDialogButtonBox should have icons. \value UseFullScreenForPopupMenu (bool) Pop menus can cover the full screen including task bar. \value KeyboardScheme (int) An integer value (enum KeyboardSchemes) specifying the keyboard scheme. \value UiEffects (int) A flag value consisting of UiEffect values specifying the enabled UI animations. \value SpellCheckUnderlineStyle (int) A QTextCharFormat::UnderlineStyle specifying the underline style used misspelled words when spell checking. \value TabFocusBehavior (int) A Qt::TabFocusBehavior specifying the behavior of focus change when tab key was pressed. This enum value was added in Qt 5.5. \value DialogSnapToDefaultButton (bool) Whether the mouse should snap to the default button when a dialog becomes visible. \value ContextMenuOnMouseRelease (bool) Whether the context menu should be shown on mouse release. \value MenuSelectionWraps (bool) Determines whether menu selection wraps. That is, whether key navigation moves the selection to the first menu item again after the last menu item has been reached, and vice versa. This enum value was added in Qt 6.10. \value TouchDoubleTapDistance (int) The maximum distance in logical pixels which a touchpoint can travel between taps in order for the tap sequence to be handled as a double tap. The default value is double the MouseDoubleClickDistance, or 10 logical pixels if that is not specified. \value ShowShortcutsInContextMenus (bool) Whether to display shortcut key sequences in context menus. \value InteractiveResizeAcrossScreens (bool) Whether using the whole virtual geometry of all the screens as basis for the resize. This enum value has been added in Qt 6.2. \value ShowDirectoriesFirst (bool) Whether directories should be shown first (before files) in file dialogs. This enum value was added in Qt 6.3. \value PreselectFirstFileInDirectory (bool) Whether the first file in a directory should be automatically selected when a file dialog opens. This enum value was added in Qt 6.3. \value ButtonPressKeys (QList<Qt::Key>) A list of keys that can be used to press buttons via keyboard input. \value SetFocusOnTouchRelease (bool) Whether focus objects (line edits etc) should receive input focus after a touch/mouse release. This enum value has been added in Qt 6.5. \value MouseCursorTheme (QString) Name of the mouse cursor theme. This enum value has been added in Qt 6.5. \value MouseCursorSize (QSize) Size of the mouse cursor. This enum value has been added in Qt 6.5. \sa themeHint(), QStyle::pixelMetric()*/#if QT_CONFIG(shortcut)// Table of key bindings. It must be sorted on key sequence:// The integer value of VK_KEY | Modifier Keys (e.g., VK_META, and etc.)// A priority of 1 indicates that this is the primary key binding when multiple are defined.enum KeyPlatform { KB_Win = (1<<QPlatformTheme::WindowsKeyboardScheme), KB_Mac = (1<<QPlatformTheme::MacKeyboardScheme), KB_X11 = (1<<QPlatformTheme::X11KeyboardScheme), KB_KDE = (1<<QPlatformTheme::KdeKeyboardScheme), KB_Gnome = (1<<QPlatformTheme::GnomeKeyboardScheme), KB_CDE = (1<<QPlatformTheme::CdeKeyboardScheme), KB_All =0xffff};const QKeyBinding QPlatformThemePrivate::keyBindings[] = {// StandardKey Priority Key Sequence Platforms{QKeySequence::HelpContents,1,Qt::CTRL |Qt::Key_Question, KB_Mac},{QKeySequence::HelpContents,0,Qt::Key_F1, KB_Win | KB_X11},{QKeySequence::HelpContents,0,Qt::Key_Help, KB_All},{QKeySequence::WhatsThis,1,Qt::SHIFT |Qt::Key_F1, KB_All},{QKeySequence::Open,1,Qt::CTRL |Qt::Key_O, KB_All},{QKeySequence::Open,0,Qt::Key_Open, KB_All},{QKeySequence::Close,0,Qt::CTRL |Qt::Key_F4, KB_Mac},{QKeySequence::Close,1,Qt::CTRL |Qt::Key_F4, KB_Win},{QKeySequence::Close,1,Qt::CTRL |Qt::Key_W, KB_Mac},{QKeySequence::Close,0,Qt::CTRL |Qt::Key_W, KB_Win | KB_X11},{QKeySequence::Close,0,Qt::Key_Close, KB_All},{QKeySequence::Save,1,Qt::CTRL |Qt::Key_S, KB_All},{QKeySequence::Save,0,Qt::Key_Save, KB_All},{QKeySequence::New,1,Qt::CTRL |Qt::Key_N, KB_All},{QKeySequence::New,0,Qt::Key_New, KB_All},{QKeySequence::Delete,0,Qt::CTRL |Qt::Key_D, KB_X11},//emacs (line edit only){QKeySequence::Delete,1,Qt::Key_Delete, KB_All},{QKeySequence::Delete,0,Qt::META |Qt::Key_D, KB_Mac},{QKeySequence::Cut,1,Qt::CTRL |Qt::Key_X, KB_All},{QKeySequence::Cut,0,Qt::SHIFT |Qt::Key_Delete, KB_Win | KB_X11},//## Check if this should work on mac{QKeySequence::Cut,0,Qt::Key_F20, KB_X11},//Cut on sun keyboards{QKeySequence::Cut,0,Qt::META |Qt::Key_K, KB_Mac},{QKeySequence::Cut,0,Qt::Key_Cut, KB_All},{QKeySequence::Copy,0,Qt::CTRL |Qt::Key_Insert, KB_X11 | KB_Win},{QKeySequence::Copy,1,Qt::CTRL |Qt::Key_C, KB_All},{QKeySequence::Copy,0,Qt::Key_F16, KB_X11},//Copy on sun keyboards{QKeySequence::Copy,0,Qt::Key_Copy, KB_All},{QKeySequence::Paste,0,Qt::CTRL |Qt::SHIFT |Qt::Key_Insert, KB_X11},{QKeySequence::Paste,1,Qt::CTRL |Qt::Key_V, KB_All},{QKeySequence::Paste,0,Qt::SHIFT |Qt::Key_Insert, KB_Win | KB_X11},{QKeySequence::Paste,0,Qt::Key_F18, KB_X11},//Paste on sun keyboards{QKeySequence::Paste,0,Qt::META |Qt::Key_Y, KB_Mac},{QKeySequence::Paste,0,Qt::Key_Paste, KB_All},{QKeySequence::Undo,0,Qt::ALT |Qt::Key_Backspace, KB_Win},{QKeySequence::Undo,1,Qt::CTRL |Qt::Key_Z, KB_All},{QKeySequence::Undo,0,Qt::Key_F14, KB_X11},//Undo on sun keyboards{QKeySequence::Undo,0,Qt::Key_Undo, KB_All},{QKeySequence::Redo,0,Qt::ALT |Qt::SHIFT |Qt::Key_Backspace,KB_Win},{QKeySequence::Redo,0,Qt::CTRL |Qt::SHIFT |Qt::Key_Z, KB_Mac},{QKeySequence::Redo,0,Qt::CTRL |Qt::SHIFT |Qt::Key_Z, KB_Win | KB_X11},{QKeySequence::Redo,1,Qt::CTRL |Qt::Key_Y, KB_Win},{QKeySequence::Redo,0,Qt::Key_Redo, KB_All},{QKeySequence::Back,1,Qt::ALT |Qt::Key_Left, KB_Win | KB_X11},{QKeySequence::Back,0,Qt::CTRL |Qt::Key_Left, KB_Mac},{QKeySequence::Back,1,Qt::CTRL |Qt::Key_BracketLeft, KB_Mac},{QKeySequence::Back,0,Qt::Key_Backspace, KB_Win},{QKeySequence::Back,0,Qt::Key_Back, KB_All},{QKeySequence::Forward,1,Qt::ALT |Qt::Key_Right, KB_Win | KB_X11},{QKeySequence::Forward,0,Qt::CTRL |Qt::Key_Right, KB_Mac},{QKeySequence::Forward,1,Qt::CTRL |Qt::Key_BracketRight, KB_Mac},{QKeySequence::Forward,0,Qt::SHIFT |Qt::Key_Backspace, KB_Win},{QKeySequence::Forward,0,Qt::Key_Forward, KB_All},{QKeySequence::Refresh,1,Qt::CTRL |Qt::Key_R, KB_Gnome | KB_Mac},{QKeySequence::Refresh,0,Qt::Key_F5, KB_Win | KB_X11},{QKeySequence::Refresh,0,Qt::Key_Refresh, KB_All},{QKeySequence::ZoomIn,1,Qt::CTRL |Qt::Key_Plus, KB_All},{QKeySequence::ZoomIn,0,Qt::Key_ZoomIn, KB_All},{QKeySequence::ZoomOut,1,Qt::CTRL |Qt::Key_Minus, KB_All},{QKeySequence::ZoomOut,0,Qt::Key_ZoomOut, KB_All},{QKeySequence::Print,1,Qt::CTRL |Qt::Key_P, KB_All},{QKeySequence::AddTab,1,Qt::CTRL |Qt::SHIFT |Qt::Key_N, KB_KDE},{QKeySequence::AddTab,0,Qt::CTRL |Qt::Key_T, KB_All},{QKeySequence::NextChild,0,Qt::CTRL |Qt::Key_F6, KB_Win},{QKeySequence::NextChild,0,Qt::CTRL |Qt::Key_Tab, KB_Mac},//different priority from above{QKeySequence::NextChild,1,Qt::CTRL |Qt::Key_Tab, KB_Win | KB_X11},{QKeySequence::NextChild,1,Qt::CTRL |Qt::Key_BraceRight, KB_Mac},{QKeySequence::NextChild,0,Qt::CTRL |Qt::Key_Comma, KB_KDE},{QKeySequence::NextChild,0,Qt::Key_Forward, KB_All},{QKeySequence::PreviousChild,0,Qt::CTRL |Qt::SHIFT |Qt::Key_F6, KB_Win},{QKeySequence::PreviousChild,0,Qt::CTRL |Qt::SHIFT |Qt::Key_Backtab, KB_Mac },//different priority from above{QKeySequence::PreviousChild,1,Qt::CTRL |Qt::SHIFT |Qt::Key_Backtab, KB_Win | KB_X11},{QKeySequence::PreviousChild,1,Qt::CTRL |Qt::Key_BraceLeft, KB_Mac},{QKeySequence::PreviousChild,0,Qt::CTRL |Qt::Key_Period, KB_KDE},{QKeySequence::PreviousChild,0,Qt::Key_Back, KB_All},{QKeySequence::Find,0,Qt::CTRL |Qt::Key_F, KB_All},{QKeySequence::Find,0,Qt::Key_Find, KB_All},{QKeySequence::FindNext,0,Qt::CTRL |Qt::Key_G, KB_Win},{QKeySequence::FindNext,1,Qt::CTRL |Qt::Key_G, KB_Gnome | KB_Mac},{QKeySequence::FindNext,1,Qt::Key_F3, KB_Win},{QKeySequence::FindNext,0,Qt::Key_F3, KB_X11},{QKeySequence::FindPrevious,0,Qt::CTRL |Qt::SHIFT |Qt::Key_G, KB_Win},{QKeySequence::FindPrevious,1,Qt::CTRL |Qt::SHIFT |Qt::Key_G, KB_Gnome | KB_Mac},{QKeySequence::FindPrevious,1,Qt::SHIFT |Qt::Key_F3, KB_Win},{QKeySequence::FindPrevious,0,Qt::SHIFT |Qt::Key_F3, KB_X11},{QKeySequence::Replace,0,Qt::CTRL |Qt::Key_R, KB_KDE},{QKeySequence::Replace,0,Qt::CTRL |Qt::Key_H, KB_Gnome},{QKeySequence::Replace,0,Qt::CTRL |Qt::Key_H, KB_Win},{QKeySequence::SelectAll,1,Qt::CTRL |Qt::Key_A, KB_All},{QKeySequence::Bold,1,Qt::CTRL |Qt::Key_B, KB_All},{QKeySequence::Italic,0,Qt::CTRL |Qt::Key_I, KB_All},{QKeySequence::Underline,1,Qt::CTRL |Qt::Key_U, KB_All},{QKeySequence::MoveToNextChar,1,Qt::Key_Right, KB_All},{QKeySequence::MoveToNextChar,0,Qt::META |Qt::Key_F, KB_Mac},{QKeySequence::MoveToPreviousChar,1,Qt::Key_Left, KB_All},{QKeySequence::MoveToPreviousChar,0,Qt::META |Qt::Key_B, KB_Mac},{QKeySequence::MoveToNextWord,0,Qt::ALT |Qt::Key_Right, KB_Mac},{QKeySequence::MoveToNextWord,0,Qt::CTRL |Qt::Key_Right, KB_Win | KB_X11},{QKeySequence::MoveToPreviousWord,0,Qt::ALT |Qt::Key_Left, KB_Mac},{QKeySequence::MoveToPreviousWord,0,Qt::CTRL |Qt::Key_Left, KB_Win | KB_X11},{QKeySequence::MoveToNextLine,1,Qt::Key_Down, KB_All},{QKeySequence::MoveToNextLine,0,Qt::META |Qt::Key_N, KB_Mac},{QKeySequence::MoveToPreviousLine,1,Qt::Key_Up, KB_All},{QKeySequence::MoveToPreviousLine,0,Qt::META |Qt::Key_P, KB_Mac},{QKeySequence::MoveToNextPage,0,Qt::META |Qt::Key_PageDown, KB_Mac},{QKeySequence::MoveToNextPage,0,Qt::META |Qt::Key_Down, KB_Mac},{QKeySequence::MoveToNextPage,0,Qt::META |Qt::Key_V, KB_Mac},{QKeySequence::MoveToNextPage,0,Qt::ALT |Qt::Key_PageDown, KB_Mac },{QKeySequence::MoveToNextPage,1,Qt::Key_PageDown, KB_All},{QKeySequence::MoveToPreviousPage,0,Qt::META |Qt::Key_PageUp, KB_Mac},{QKeySequence::MoveToPreviousPage,0,Qt::META |Qt::Key_Up, KB_Mac},{QKeySequence::MoveToPreviousPage,0,Qt::ALT |Qt::Key_PageUp, KB_Mac },{QKeySequence::MoveToPreviousPage,1,Qt::Key_PageUp, KB_All},{QKeySequence::MoveToStartOfLine,0,Qt::META |Qt::Key_Left, KB_Mac},{QKeySequence::MoveToStartOfLine,0,Qt::CTRL |Qt::Key_Left, KB_Mac },{QKeySequence::MoveToStartOfLine,0,Qt::Key_Home, KB_Win | KB_X11},{QKeySequence::MoveToEndOfLine,0,Qt::META |Qt::Key_Right, KB_Mac},{QKeySequence::MoveToEndOfLine,0,Qt::CTRL |Qt::Key_Right, KB_Mac },{QKeySequence::MoveToEndOfLine,0,Qt::Key_End, KB_Win | KB_X11},{QKeySequence::MoveToEndOfLine,0,Qt::CTRL |Qt::Key_E, KB_X11},{QKeySequence::MoveToStartOfBlock,0,Qt::META |Qt::Key_A, KB_Mac},{QKeySequence::MoveToStartOfBlock,1,Qt::ALT |Qt::Key_Up, KB_Mac},//mac only{QKeySequence::MoveToEndOfBlock,0,Qt::META |Qt::Key_E, KB_Mac},{QKeySequence::MoveToEndOfBlock,1,Qt::ALT |Qt::Key_Down, KB_Mac},//mac only{QKeySequence::MoveToStartOfDocument,1,Qt::CTRL |Qt::Key_Up, KB_Mac},{QKeySequence::MoveToStartOfDocument,0,Qt::CTRL |Qt::Key_Home, KB_Win | KB_X11},{QKeySequence::MoveToStartOfDocument,0,Qt::Key_Home, KB_Mac},{QKeySequence::MoveToEndOfDocument,1,Qt::CTRL |Qt::Key_Down, KB_Mac},{QKeySequence::MoveToEndOfDocument,0,Qt::CTRL |Qt::Key_End, KB_Win | KB_X11},{QKeySequence::MoveToEndOfDocument,0,Qt::Key_End, KB_Mac},{QKeySequence::SelectNextChar,0,Qt::SHIFT |Qt::Key_Right, KB_All},{QKeySequence::SelectPreviousChar,0,Qt::SHIFT |Qt::Key_Left, KB_All},{QKeySequence::SelectNextWord,0,Qt::ALT |Qt::SHIFT |Qt::Key_Right, KB_Mac},{QKeySequence::SelectNextWord,0,Qt::CTRL |Qt::SHIFT |Qt::Key_Right, KB_Win | KB_X11},{QKeySequence::SelectPreviousWord,0,Qt::ALT |Qt::SHIFT |Qt::Key_Left, KB_Mac},{QKeySequence::SelectPreviousWord,0,Qt::CTRL |Qt::SHIFT |Qt::Key_Left, KB_Win | KB_X11},{QKeySequence::SelectNextLine,0,Qt::SHIFT |Qt::Key_Down, KB_All},{QKeySequence::SelectPreviousLine,0,Qt::SHIFT |Qt::Key_Up, KB_All},{QKeySequence::SelectNextPage,0,Qt::SHIFT |Qt::Key_PageDown, KB_All},{QKeySequence::SelectPreviousPage,0,Qt::SHIFT |Qt::Key_PageUp, KB_All},{QKeySequence::SelectStartOfLine,0,Qt::META |Qt::SHIFT |Qt::Key_Left, KB_Mac},{QKeySequence::SelectStartOfLine,1,Qt::CTRL |Qt::SHIFT |Qt::Key_Left, KB_Mac },{QKeySequence::SelectStartOfLine,0,Qt::SHIFT |Qt::Key_Home, KB_Win | KB_X11},{QKeySequence::SelectEndOfLine,0,Qt::META |Qt::SHIFT |Qt::Key_Right, KB_Mac},{QKeySequence::SelectEndOfLine,1,Qt::CTRL |Qt::SHIFT |Qt::Key_Right, KB_Mac },{QKeySequence::SelectEndOfLine,0,Qt::SHIFT |Qt::Key_End, KB_Win | KB_X11},{QKeySequence::SelectStartOfBlock,1,Qt::ALT |Qt::SHIFT |Qt::Key_Up, KB_Mac},//mac only{QKeySequence::SelectStartOfBlock,0,Qt::META |Qt::SHIFT |Qt::Key_A, KB_Mac},{QKeySequence::SelectEndOfBlock,1,Qt::ALT |Qt::SHIFT |Qt::Key_Down, KB_Mac},//mac only{QKeySequence::SelectEndOfBlock,0,Qt::META |Qt::SHIFT |Qt::Key_E, KB_Mac},{QKeySequence::SelectStartOfDocument,1,Qt::CTRL |Qt::SHIFT |Qt::Key_Up, KB_Mac},{QKeySequence::SelectStartOfDocument,0,Qt::CTRL |Qt::SHIFT |Qt::Key_Home, KB_Win | KB_X11},{QKeySequence::SelectStartOfDocument,0,Qt::SHIFT |Qt::Key_Home, KB_Mac},{QKeySequence::SelectEndOfDocument,1,Qt::CTRL |Qt::SHIFT |Qt::Key_Down, KB_Mac},{QKeySequence::SelectEndOfDocument,0,Qt::CTRL |Qt::SHIFT |Qt::Key_End, KB_Win | KB_X11},{QKeySequence::SelectEndOfDocument,0,Qt::SHIFT |Qt::Key_End, KB_Mac},{QKeySequence::DeleteStartOfWord,0,Qt::ALT |Qt::Key_Backspace, KB_Mac},{QKeySequence::DeleteStartOfWord,0,Qt::CTRL |Qt::Key_Backspace, KB_X11 | KB_Win},{QKeySequence::DeleteEndOfWord,0,Qt::ALT |Qt::Key_Delete, KB_Mac},{QKeySequence::DeleteEndOfWord,0,Qt::CTRL |Qt::Key_Delete, KB_X11 | KB_Win},{QKeySequence::DeleteEndOfLine,0,Qt::CTRL |Qt::Key_K, KB_X11},//emacs (line edit only){QKeySequence::InsertParagraphSeparator,0,Qt::Key_Enter, KB_All},{QKeySequence::InsertParagraphSeparator,0,Qt::Key_Return, KB_All},{QKeySequence::InsertLineSeparator,0,Qt::META |Qt::Key_Enter, KB_Mac},{QKeySequence::InsertLineSeparator,0,Qt::META |Qt::Key_Return, KB_Mac},{QKeySequence::InsertLineSeparator,0,Qt::SHIFT |Qt::Key_Enter, KB_All},{QKeySequence::InsertLineSeparator,0,Qt::SHIFT |Qt::Key_Return, KB_All},{QKeySequence::InsertLineSeparator,0,Qt::META |Qt::Key_O, KB_Mac},{QKeySequence::SaveAs,0,Qt::CTRL |Qt::SHIFT |Qt::Key_S, KB_All},{QKeySequence::SaveAs,0,Qt::SHIFT |Qt::Key_Save, KB_All},{QKeySequence::Preferences,0,Qt::CTRL |Qt::Key_Comma, KB_Mac},{QKeySequence::Preferences,0,Qt::CTRL |Qt::SHIFT |Qt::Key_Comma, KB_KDE},{QKeySequence::Preferences,0,Qt::Key_Settings, KB_All},{QKeySequence::Quit,0,Qt::CTRL |Qt::Key_Q, KB_X11 | KB_Gnome | KB_KDE | KB_Mac},{QKeySequence::Quit,0,Qt::Key_Exit, KB_All},{QKeySequence::FullScreen,1,Qt::META |Qt::CTRL |Qt::Key_F, KB_Mac},{QKeySequence::FullScreen,0,Qt::ALT |Qt::Key_Enter, KB_Win},{QKeySequence::FullScreen,0,Qt::CTRL |Qt::SHIFT |Qt::Key_F, KB_KDE},{QKeySequence::FullScreen,1,Qt::Key_F11, KB_Win | KB_Gnome | KB_KDE},{QKeySequence::Deselect,0,Qt::CTRL |Qt::SHIFT |Qt::Key_A, KB_X11},{QKeySequence::DeleteCompleteLine,0,Qt::CTRL |Qt::Key_U, KB_X11},{QKeySequence::Backspace,1,Qt::Key_Backspace, KB_Mac},{QKeySequence::Backspace,0,Qt::META |Qt::Key_H, KB_Mac},{QKeySequence::Cancel,0,Qt::Key_Escape, KB_All},{QKeySequence::Cancel,0,Qt::CTRL |Qt::Key_Period, KB_Mac},{QKeySequence::Cancel,0,Qt::Key_Cancel, KB_All}};const uint QPlatformThemePrivate::numberOfKeyBindings =sizeof(QPlatformThemePrivate::keyBindings)/(sizeof(QKeyBinding));#endifQPlatformThemePrivate::QPlatformThemePrivate():systemPalette(nullptr){ }QPlatformThemePrivate::~QPlatformThemePrivate(){if(systemPalette)delete systemPalette;} Q_GUI_EXPORT QPalette qt_fusionPalette(){auto theme =QGuiApplicationPrivate::platformTheme();const bool darkAppearance = theme ? theme->colorScheme() ==Qt::ColorScheme::Dark :false;const QColor windowText = darkAppearance ?QColor(240,240,240) :Qt::black;const QColor backGround = darkAppearance ?QColor(50,50,50) :QColor(239,239,239);const QColor light = backGround.lighter(150);const QColor mid = (backGround.darker(130));const QColor midLight = mid.lighter(110);const QColor base = darkAppearance ? backGround.darker(140) :Qt::white;const QColor disabledBase(backGround);const QColor dark = backGround.darker(150);const QColor darkDisabled =QColor(209,209,209).darker(110);const QColor text = darkAppearance ? windowText :Qt::black;const QColor highlight =QColor(48,140,198);const QColor hightlightedText = darkAppearance ? windowText :Qt::white;const QColor disabledText = darkAppearance ?QColor(130,130,130) :QColor(190,190,190);const QColor button = backGround;const QColor shadow = dark.darker(135);const QColor disabledShadow = shadow.lighter(150);const QColor disabledHighlight(145,145,145); QColor placeholder = text; placeholder.setAlpha(128); QPalette fusionPalette(windowText, backGround, light, dark, mid, text, base); fusionPalette.setBrush(QPalette::Midlight, midLight); fusionPalette.setBrush(QPalette::Button, button); fusionPalette.setBrush(QPalette::Shadow, shadow); fusionPalette.setBrush(QPalette::HighlightedText, hightlightedText); fusionPalette.setBrush(QPalette::Disabled,QPalette::Text, disabledText); fusionPalette.setBrush(QPalette::Disabled,QPalette::WindowText, disabledText); fusionPalette.setBrush(QPalette::Disabled,QPalette::ButtonText, disabledText); fusionPalette.setBrush(QPalette::Disabled,QPalette::Base, disabledBase); fusionPalette.setBrush(QPalette::Disabled,QPalette::Dark, darkDisabled); fusionPalette.setBrush(QPalette::Disabled,QPalette::Shadow, disabledShadow); fusionPalette.setBrush(QPalette::Active,QPalette::Highlight, highlight); fusionPalette.setBrush(QPalette::Inactive,QPalette::Highlight, highlight); fusionPalette.setBrush(QPalette::Disabled,QPalette::Highlight, disabledHighlight); fusionPalette.setBrush(QPalette::Active,QPalette::Accent, highlight); fusionPalette.setBrush(QPalette::Inactive,QPalette::Accent, highlight); fusionPalette.setBrush(QPalette::Disabled,QPalette::Accent, disabledHighlight); fusionPalette.setBrush(QPalette::PlaceholderText, placeholder);// Use a more legible light blue on dark backgrounds than the default Qt::blue.if(darkAppearance) fusionPalette.setBrush(QPalette::Link, highlight);return fusionPalette;}voidQPlatformThemePrivate::initializeSystemPalette(){Q_ASSERT(!systemPalette); systemPalette =newQPalette(qt_fusionPalette());}QPlatformTheme::QPlatformTheme():d_ptr(new QPlatformThemePrivate){}QPlatformTheme::QPlatformTheme(QPlatformThemePrivate *priv):d_ptr(priv){ }QPlatformTheme::~QPlatformTheme(){}boolQPlatformTheme::usePlatformNativeDialog(DialogType type)const{Q_UNUSED(type);return false;} QPlatformDialogHelper *QPlatformTheme::createPlatformDialogHelper(DialogType type)const{Q_UNUSED(type);returnnullptr;}Qt::ColorScheme QPlatformTheme::colorScheme()const{returnQt::ColorScheme::Unknown;}voidQPlatformTheme::requestColorScheme(Qt::ColorScheme scheme){Q_UNUSED(scheme);Q_D(QPlatformTheme);if(d->systemPalette) {delete d->systemPalette; d->systemPalette =nullptr;}}Qt::ContrastPreference QPlatformTheme::contrastPreference()const{returnQt::ContrastPreference::NoPreference;}/*! \internal \brief Return a color palette for type \a type. When relying on system color palette keep in mind that it is lazily initialized and cached. If it needs to be updated (i.e. due to ColorScheme changes), it's up to the caller to take care of it. See \c requestColorScheme.*/const QPalette *QPlatformTheme::palette(Palette type)const{Q_D(const QPlatformTheme);if(type ==QPlatformTheme::SystemPalette) {if(!d->systemPalette)const_cast<QPlatformTheme *>(this)->d_ptr->initializeSystemPalette();return d->systemPalette;}returnnullptr;}const QFont *QPlatformTheme::font(Font type)const{Q_UNUSED(type);returnnullptr;}/*! \brief Return a pixmap for \a standardPixmap, at the given \a size. The implementation should not take system DPR into account, and always return a pixmap with a DPR of 1. It's up to the consumer to account for DPR and request a pixmap of the right size.*/ QPixmap QPlatformTheme::standardPixmap(StandardPixmap standardPixmap,const QSizeF &size)const{Q_UNUSED(standardPixmap);Q_UNUSED(size);// TODO Should return QCommonStyle pixmaps?returnQPixmap();}/*! \brief Return an icon for \a fileInfo, observing \a iconOptions. This function is queried by QFileIconProvider and similar classes to obtain an icon for a file. If it does not return a non-null icon, fileIconPixmap() is queried for a specific size. \since 5.8*/ QIcon QPlatformTheme::fileIcon(const QFileInfo &fileInfo,QPlatformTheme::IconOptions iconOptions)const{Q_UNUSED(fileInfo);Q_UNUSED(iconOptions);// TODO Should return QCommonStyle pixmaps?returnQIcon();} QVariant QPlatformTheme::themeHint(ThemeHint hint)const{// For theme hints which mirror platform integration style hints, query// the platform integration. The base QPlatformIntegration::styleHint()// function will in turn query QPlatformTheme::defaultThemeHint() if there// is no custom value.switch(hint) {caseQPlatformTheme::CursorFlashTime:returnQGuiApplicationPrivate::platformIntegration()->styleHint(QPlatformIntegration::CursorFlashTime);caseQPlatformTheme::KeyboardInputInterval:returnQGuiApplicationPrivate::platformIntegration()->styleHint(QPlatformIntegration::KeyboardInputInterval);caseQPlatformTheme::KeyboardAutoRepeatRate:returnQGuiApplicationPrivate::platformIntegration()->styleHint(QPlatformIntegration::KeyboardAutoRepeatRate);caseQPlatformTheme::MouseDoubleClickInterval:returnQGuiApplicationPrivate::platformIntegration()->styleHint(QPlatformIntegration::MouseDoubleClickInterval);caseQPlatformTheme::StartDragDistance:returnQGuiApplicationPrivate::platformIntegration()->styleHint(QPlatformIntegration::StartDragDistance);caseQPlatformTheme::StartDragTime:returnQGuiApplicationPrivate::platformIntegration()->styleHint(QPlatformIntegration::StartDragTime);caseQPlatformTheme::StartDragVelocity:returnQGuiApplicationPrivate::platformIntegration()->styleHint(QPlatformIntegration::StartDragVelocity);caseQPlatformTheme::PasswordMaskDelay:returnQGuiApplicationPrivate::platformIntegration()->styleHint(QPlatformIntegration::PasswordMaskDelay);caseQPlatformTheme::PasswordMaskCharacter:returnQGuiApplicationPrivate::platformIntegration()->styleHint(QPlatformIntegration::PasswordMaskCharacter);caseQPlatformTheme::MousePressAndHoldInterval:returnQGuiApplicationPrivate::platformIntegration()->styleHint(QPlatformIntegration::MousePressAndHoldInterval);caseQPlatformTheme::ItemViewActivateItemOnSingleClick:returnQGuiApplicationPrivate::platformIntegration()->styleHint(QPlatformIntegration::ItemViewActivateItemOnSingleClick);caseQPlatformTheme::UiEffects:returnQGuiApplicationPrivate::platformIntegration()->styleHint(QPlatformIntegration::UiEffects);caseQPlatformTheme::ShowShortcutsInContextMenus:returnQGuiApplicationPrivate::platformIntegration()->styleHint(QPlatformIntegration::ShowShortcutsInContextMenus);caseQPlatformTheme::SetFocusOnTouchRelease:returnQGuiApplicationPrivate::platformIntegration()->styleHint(QPlatformIntegration::SetFocusOnTouchRelease);caseQPlatformTheme::FlickStartDistance:returnQGuiApplicationPrivate::platformIntegration()->styleHint(QPlatformIntegration::FlickStartDistance);caseQPlatformTheme::FlickMaximumVelocity:returnQGuiApplicationPrivate::platformIntegration()->styleHint(QPlatformIntegration::FlickMaximumVelocity);caseQPlatformTheme::FlickDeceleration:returnQGuiApplicationPrivate::platformIntegration()->styleHint(QPlatformIntegration::FlickDeceleration);caseQPlatformTheme::UnderlineShortcut:returnQGuiApplicationPrivate::platformIntegration()->styleHint(QPlatformIntegration::UnderlineShortcut);default:returnQPlatformTheme::defaultThemeHint(hint);}} QVariant QPlatformTheme::defaultThemeHint(ThemeHint hint){switch(hint) {caseQPlatformTheme::CursorFlashTime:returnQVariant(1000);caseQPlatformTheme::KeyboardInputInterval:returnQVariant(400);caseQPlatformTheme::KeyboardAutoRepeatRate:returnQVariant(30);caseQPlatformTheme::MouseDoubleClickInterval:returnQVariant(400);caseQPlatformTheme::StartDragDistance:returnQVariant(10);caseQPlatformTheme::StartDragTime:returnQVariant(500);caseQPlatformTheme::PasswordMaskDelay:returnQVariant(int(0));caseQPlatformTheme::PasswordMaskCharacter:returnQVariant(QChar(u'\x25CF'));caseQPlatformTheme::StartDragVelocity:returnQVariant(int(0));// no limitcaseQPlatformTheme::UseFullScreenForPopupMenu:returnQVariant(false);caseQPlatformTheme::WindowAutoPlacement:returnQVariant(false);caseQPlatformTheme::DialogButtonBoxLayout:returnQVariant(int(0));caseQPlatformTheme::DialogButtonBoxButtonsHaveIcons:returnQVariant(false);caseQPlatformTheme::ItemViewActivateItemOnSingleClick:returnQVariant(false);caseQPlatformTheme::ToolButtonStyle:returnQVariant(int(Qt::ToolButtonIconOnly));caseQPlatformTheme::ToolBarIconSize:returnQVariant(int(0));caseQPlatformTheme::SystemIconThemeName:caseQPlatformTheme::SystemIconFallbackThemeName:returnQVariant(QString());caseQPlatformTheme::IconThemeSearchPaths:returnQVariant(QStringList());caseQPlatformTheme::IconFallbackSearchPaths:returnQVariant(QStringList());caseQPlatformTheme::StyleNames:returnQVariant(QStringList());caseQPlatformTheme::ShowShortcutsInContextMenus:returnQVariant(true);case TextCursorWidth:returnQVariant(1);case DropShadow:returnQVariant(false);case MaximumScrollBarDragDistance:returnQVariant(-1);case KeyboardScheme:returnQVariant(int(WindowsKeyboardScheme));case UiEffects:returnQVariant(int(0));case SpellCheckUnderlineStyle:returnQVariant(int(QTextCharFormat::WaveUnderline));case TabFocusBehavior:returnQVariant(int(Qt::TabFocusAllControls));case IconPixmapSizes:returnQVariant::fromValue(QList<int>());case DialogSnapToDefaultButton:case ContextMenuOnMouseRelease:returnQVariant(false);case MousePressAndHoldInterval:returnQVariant(800);case MouseDoubleClickDistance:{bool ok =false;const int dist =qEnvironmentVariableIntValue("QT_DBL_CLICK_DIST", &ok);returnQVariant(ok ? dist :5);}case WheelScrollLines:returnQVariant(3);case TouchDoubleTapDistance:{bool ok =false;int dist =qEnvironmentVariableIntValue("QT_DBL_TAP_DIST", &ok);if(!ok) dist =defaultThemeHint(MouseDoubleClickDistance).toInt(&ok) *2;returnQVariant(ok ? dist :10);}case MouseQuickSelectionThreshold:returnQVariant(10);case InteractiveResizeAcrossScreens:return true;case ShowDirectoriesFirst:return true;case PreselectFirstFileInDirectory:return false;case ButtonPressKeys:returnQVariant::fromValue(QList<Qt::Key>({Qt::Key_Space,Qt::Key_Select }));case SetFocusOnTouchRelease:return false;case FlickStartDistance:returnQVariant(15);case FlickMaximumVelocity:returnQVariant(2500);case FlickDeceleration:returnQVariant(1500);case MenuBarFocusOnAltPressRelease:return false;case MouseCursorTheme:returnQVariant(QString());case MouseCursorSize:returnQVariant(QSize(16,16));case UnderlineShortcut:return true;case ShowIconsInMenus:return true;case PreferFileIconFromTheme:return false;case MenuSelectionWraps:return true;}returnQVariant();} QPlatformMenuItem *QPlatformTheme::createPlatformMenuItem()const{returnnullptr;} QPlatformMenu *QPlatformTheme::createPlatformMenu()const{returnnullptr;} QPlatformMenuBar *QPlatformTheme::createPlatformMenuBar()const{returnnullptr;}#ifndef QT_NO_SYSTEMTRAYICON/*! Factory function for QSystemTrayIcon. This function will return 0 if the platform integration does not support creating any system tray icon.*/ QPlatformSystemTrayIcon *QPlatformTheme::createPlatformSystemTrayIcon()const{returnnullptr;}#endif/*! Factory function for the QIconEngine used by QIcon::fromTheme(). By default this function returns a QIconLoaderEngine, but subclasses can reimplement it to provide their own. It is especially useful to benefit from some platform specific facilities or optimizations like an inter-process cache in systems mostly built with Qt. \since 5.1*/ QIconEngine *QPlatformTheme::createIconEngine(const QString &iconName)const{return newQIconLoaderEngine(iconName);}#if QT_CONFIG(shortcut)// mixed-mode predicate: all of these overloads are actually needed (but not all for every compiler)struct ByStandardKey {typedefbool result_type;booloperator()(QKeySequence::StandardKey lhs,QKeySequence::StandardKey rhs)const{return lhs < rhs; }booloperator()(const QKeyBinding& lhs,const QKeyBinding& rhs)const{returnoperator()(lhs.standardKey, rhs.standardKey); }booloperator()(QKeySequence::StandardKey lhs,const QKeyBinding& rhs)const{returnoperator()(lhs, rhs.standardKey); }booloperator()(const QKeyBinding& lhs,QKeySequence::StandardKey rhs)const{returnoperator()(lhs.standardKey, rhs); }};/*! Returns the key sequence that should be used for a standard action. \since 5.2 */ QList<QKeySequence>QPlatformTheme::keyBindings(QKeySequence::StandardKey key)const{const uint platform =QPlatformThemePrivate::currentKeyPlatforms(); QList <QKeySequence> list;std::pair<const QKeyBinding *,const QKeyBinding *> range =std::equal_range(QPlatformThemePrivate::keyBindings,QPlatformThemePrivate::keyBindings +QPlatformThemePrivate::numberOfKeyBindings, key,ByStandardKey());for(const QKeyBinding *it = range.first; it < range.second; ++it) {if(!(it->platform & platform))continue; uint shortcut = it->shortcut.toCombined();if(it->priority >0) list.prepend(QKeySequence(shortcut));else list.append(QKeySequence(shortcut));}return list;}#endif/*! Returns the text of a standard \a button. \since 5.3 \sa QPlatformDialogHelper::StandardButton */ QString QPlatformTheme::standardButtonText(int button)const{returnQPlatformTheme::defaultStandardButtonText(button);}#if QT_CONFIG(shortcut)/*! Returns the mnemonic that should be used for a standard \a button. \since 5.9 \sa QPlatformDialogHelper::StandardButton */ QKeySequence QPlatformTheme::standardButtonShortcut(int button)const{Q_UNUSED(button);returnQKeySequence();}#endif// QT_CONFIG(shortcut) QString QPlatformTheme::defaultStandardButtonText(int button){switch(button) {caseQPlatformDialogHelper::Ok:returnQCoreApplication::translate("QPlatformTheme","OK");caseQPlatformDialogHelper::Save:returnQCoreApplication::translate("QPlatformTheme","Save");caseQPlatformDialogHelper::SaveAll:returnQCoreApplication::translate("QPlatformTheme","Save All");caseQPlatformDialogHelper::Open:returnQCoreApplication::translate("QPlatformTheme","Open");caseQPlatformDialogHelper::Yes:returnQCoreApplication::translate("QPlatformTheme","&Yes");caseQPlatformDialogHelper::YesToAll:returnQCoreApplication::translate("QPlatformTheme","Yes to &All");caseQPlatformDialogHelper::No:returnQCoreApplication::translate("QPlatformTheme","&No");caseQPlatformDialogHelper::NoToAll:returnQCoreApplication::translate("QPlatformTheme","N&o to All");caseQPlatformDialogHelper::Abort:returnQCoreApplication::translate("QPlatformTheme","Abort");caseQPlatformDialogHelper::Retry:returnQCoreApplication::translate("QPlatformTheme","Retry");caseQPlatformDialogHelper::Ignore:returnQCoreApplication::translate("QPlatformTheme","Ignore");caseQPlatformDialogHelper::Close:returnQCoreApplication::translate("QPlatformTheme","Close");caseQPlatformDialogHelper::Cancel:returnQCoreApplication::translate("QPlatformTheme","Cancel");caseQPlatformDialogHelper::Discard:returnQCoreApplication::translate("QPlatformTheme","Discard");caseQPlatformDialogHelper::Help:returnQCoreApplication::translate("QPlatformTheme","Help");caseQPlatformDialogHelper::Apply:returnQCoreApplication::translate("QPlatformTheme","Apply");caseQPlatformDialogHelper::Reset:returnQCoreApplication::translate("QPlatformTheme","Reset");caseQPlatformDialogHelper::RestoreDefaults:returnQCoreApplication::translate("QPlatformTheme","Restore Defaults");default:break;}returnQString();} QString QPlatformTheme::removeMnemonics(const QString &original){constauto mnemonicInParentheses = [](QStringView text) {/* Format of mnemonics to remove is /\(&[^&]\)/ but accept full-width forms of ( and ) as equivalent, for cross-platform compatibility with MS (and consequent behavior of translators, see QTBUG-110829). */Q_ASSERT(text.size() ==4);// Caller's responsibility.constexpr QChar wideOpen = u'\uff08', wideClose = u'\uff09';if(!text.startsWith(u'(') && !text.startsWith(wideOpen))return false;if(text[1] != u'&'|| text[2] == u'&')return false;return text.endsWith(u')') || text.endsWith(wideClose);}; QString returnText(original.size(), u'\0');int finalDest =0; QStringView text(original);while(!text.isEmpty()) {if(text.startsWith(u'&')) { text = text.sliced(1);if(text.isEmpty())break;}else if(text.size() >=4&&mnemonicInParentheses(text.first(4))) {// Advance over the matched mnemonic: text = text.sliced(4);// Also strip any leading space before it:while(finalDest >0&& returnText.at(finalDest -1).isSpace())--finalDest;continue;} returnText[finalDest] = text.front(); text = text.sliced(1);++finalDest;} returnText.truncate(finalDest);return returnText;}unsignedQPlatformThemePrivate::currentKeyPlatforms(){const uint keyboardScheme =QGuiApplicationPrivate::platformTheme()->themeHint(QPlatformTheme::KeyboardScheme).toInt();unsigned result =1u<< keyboardScheme;#if QT_CONFIG(shortcut)if(keyboardScheme ==QPlatformTheme::KdeKeyboardScheme || keyboardScheme ==QPlatformTheme::GnomeKeyboardScheme || keyboardScheme ==QPlatformTheme::CdeKeyboardScheme) result |= KB_X11;#endifreturn result;} QString QPlatformTheme::name()const{returnd_func()->name;} QT_END_NAMESPACE #include"moc_qplatformtheme.cpp"
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