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/**************************************************************************** ** ** Copyright (C) 2016 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the Qt Quick Controls 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. ** ** $QT_END_LICENSE$ ** ****************************************************************************/ import QtQuick 2.2 import QtQuick.Window 2.1 import QtQuick.Controls 1.2 import QtQuick.Controls.Private 1.0 /*! \qmltype MenuStyle \inqmlmodule QtQuick.Controls.Styles \since 5.3 \ingroup controlsstyling \brief Provides custom styling for Menu. \target styleData properties The \b styleData object contains the following read-only properties: \table \row \li \b {styleData.index} : int \li The index of the menu item in its menu. \row \li \b {styleData.type} : enumeration \li The type of menu item. See below for possible values. \row \li \b {styleData.selected} : bool \li \c true if the menu item is selected. \row \li \b {styleData.pressed} : bool \li \c true if the menu item is pressed. Available since 5.4. \row \li \b {styleData.text} : string \li The menu item's text, or title if it's a submenu. \row \li \b {styleData.underlineMnemonic} : bool \li Whether the style should underline the menu item's label mnemonic. \row \li \b {styleData.shortcut} : string \li The text for the menu item's shortcut. \row \li \b {styleData.iconSource} : url \li The source URL to the menu item's icon. Undefined if it has no icon. \row \li \b {styleData.enabled} : bool \li \c true if the menu item is enabled. \row \li \b {styleData.checkable} : bool \li \c true if the menu item is checkable. \row \li \b {styleData.exclusive} : bool \li \c true if the menu item is checkable, and it's part of an \l ExclusiveGroup. \row \li \b {styleData.checked} : bool \li \c true if the menu item is checkable and currently checked. \row \li \b {styleData.scrollerDirection} : enumeration \li If the menu item is a scroller, its pointing direction. Valid values are \c Qt.UpArrow, \c Qt.DownArrow, and \c Qt.NoArrow. \endtable The valid values for \b {styleData.type} are: \list \li MenuItemType.Item \li MenuItemType.Menu \li MenuItemType.Separator \li MenuItemType.ScrollIndicator \endlist \note Styling menus may not be supported on platforms using native menus through their QPA plugin. */ Style { id: styleRoot padding { top: 1 bottom: 1 left: 1 right: 1 } /*! The amount of pixels by which a submenu popup overlaps horizontally its parent menu. */ property int submenuOverlap: 1 /*! The number of milliseconds to wait before opening a submenu. */ property int submenuPopupDelay: 200 /*! \qmlmethod string MenuStyle::formatMnemonic(string text, bool underline = false) Returns a rich-text string to render mnemonics for a given menu item \a text. The mnemonic character is prefixed by an ampersand in the original string. Passing \c true for \a underline will underline the mnemonic character (e.g., \c formatMnemonic("&Open...", true) will return \c "<u>O</u>pen..."). Passing \c false for \a underline will return the plain text form (e.g., \c formatMnemonic("&Open...", false) will return \c "Open..."). \sa Label */ function formatMnemonic(text, underline) { return underline ? StyleHelpers.stylizeMnemonics(text) : StyleHelpers.removeMnemonics(text) } /*! The background frame for the menu popup. The \l Menu will resize the frame to its contents plus the padding. */ property Component frame: Rectangle { color: styleRoot.__backgroundColor border { width: 1; color: styleRoot.__borderColor } } /*! \qmlproperty Object MenuStyle::itemDelegate The object containing the menu item subcontrol components. These subcontrols are used for normal menu items only, i.e. not for separators or scroll indicators. The subcontrols are: \list \li \b {itemDelegate.background} : Component The menu item background component. Its appearance generally changes with \l {styleData properties} {styleData.selected} and \l {styleData properties} {styleData.enabled}. The default implementation shows only when the item is enabled and selected. It remains invisible otherwise. \li \b {itemDelegate.label} : Component Component for the actual text label. The text itself is fetched from \l {styleData properties} {styleData.text}, and its appearance should depend on \l {styleData properties} {styleData.enabled} and \l {styleData properties} {styleData.selected}. If \l {styleData properties} {styleData.underlineMnemonic} is true, the label should underline its mnemonic character. \l formatMnemonic provides the default formatting. \li \b {itemDelegate.submenuIndicator} : Component It indicates that the current menu item is a submenu. Only used when \l {styleData properties} {styleData.type} equals \c MenuItemType.Menu. \li \b {itemDelegate.shortcut} : Component Displays the shortcut attached to the menu item. Only used when \l {styleData properties} {styleData.shortcut} is not empty. \li \b {itemDelegate.checkmarkIndicator} : Component Will be used when \l {styleData properties} {styleData.checkable} is \c true and its appearance may depend on \l {styleData properties} {styleData.exclusive}, i.e., whether it will behave like a checkbox or a radio button. Use \l {styleData properties} {styleData.checked} for the checked state. \endlist \note This property cannot be overwritten although all of the subcontrol properties can. */ property alias itemDelegate: internalMenuItem MenuItemSubControls { id: internalMenuItem background: Rectangle { visible: styleData.selected && styleData.enabled gradient: Gradient { id: selectedGradient GradientStop { color: Qt.lighter(__selectedBackgroundColor, 1.3); position: -0.2 } GradientStop { color: __selectedBackgroundColor; position: 1.4 } } border.width: 1 border.color: Qt.darker(__selectedBackgroundColor, 1) antialiasing: true } label: Text { text: formatMnemonic(styleData.text, styleData.underlineMnemonic) color: __currentTextColor font: styleRoot.font renderType: Settings.isMobile ? Text.QtRendering : Text.NativeRendering } submenuIndicator: Text { text: __mirrored ? "\u25c2" : "\u25b8" // BLACK LEFT/RIGHT-POINTING SMALL TRIANGLE font: styleRoot.font color: __currentTextColor style: styleData.selected ? Text.Normal : Text.Raised styleColor: Qt.lighter(color, 4) renderType: Settings.isMobile ? Text.QtRendering : Text.NativeRendering } shortcut: Text { text: styleData.shortcut font { bold: styleRoot.font.bold capitalization: styleRoot.font.capitalization family: styleRoot.font.family italic: styleRoot.font.italic letterSpacing: styleRoot.font.letterSpacing pixelSize: styleRoot.font.pixelSize * 0.9 strikeout: styleRoot.font.strikeout underline: styleRoot.font.underline weight: styleRoot.font.weight wordSpacing: styleRoot.font.wordSpacing } color: __currentTextColor renderType: Settings.isMobile ? Text.QtRendering : Text.NativeRendering } checkmarkIndicator: Loader { sourceComponent: styleData.exclusive ? exclusiveCheckMark : nonExclusiveCheckMark Component { id: exclusiveCheckMark Rectangle { x: 1 width: 10 height: 10 color: "white" border.color: "gray" antialiasing: true radius: height/2 Rectangle { anchors.centerIn: parent visible: styleData.checked width: 4 height: 4 color: "#666" border.color: "#222" antialiasing: true radius: height/2 } } } Component { id: nonExclusiveCheckMark BorderImage { width: 12 height: 12 source: "images/editbox.png" border.top: 6 border.bottom: 6 border.left: 6 border.right: 6 Rectangle { antialiasing: true visible: styleData.checked color: "#666" radius: 1 anchors.margins: 4 anchors.fill: parent border.color: "#222" Rectangle { anchors.fill: parent anchors.margins: 1 color: "transparent" border.color: "#33ffffff" } } } } } } /*! Component for the separator menu item. Will be used when \l {styleData properties} {styleData.type} equals \c MenuItemType.Separator. */ property Component separator: Item { implicitHeight: styleRoot.font.pixelSize / 2 Rectangle { width: parent.width - 2 height: 1 x: 1 anchors.verticalCenter: parent.verticalCenter color: "darkgray" } } /*! Component for the scroll indicator menu item. Will be used when \l {styleData properties} {styleData.type} equals \c MenuItemType.ScrollIndicator. Its appearance should follow \l {styleData properties} {styleData.scrollerDirection}. This is the item added at the top and bottom of the menu popup when its contents won't fit the screen to indicate more content is available in the direction of the arrow. */ property Component scrollIndicator: Image { anchors.centerIn: parent source: styleData.scrollerDirection === Qt.UpArrow ? "images/arrow-up.png" : "images/arrow-down.png" } /*! \since QtQuick.Controls.Styles 1.3 The font of the control. */ property font font /*! \internal */ property string __menuItemType: "menuitem" /*! \internal The menu popup frame background color. This is set to be a uniform background. If you want a gradient or a pixmap, you should override \l frame. \sa frame, borderColor */ property color __backgroundColor: "#dcdcdc" /*! \internal The menu popup frame border color. The border width is set to 1 pixel. Override \l frame if you want a larger border. \sa frame, backgroundColor */ property color __borderColor: "darkgray" /*! \internal The maximum height for a popup before it will show scrollers. */ property int __maxPopupHeight: 600 /*! \internal The menu item background color when selected. This property is provided for convenience and only sets the color. It does not change the style in any other way. */ property color __selectedBackgroundColor: "#49d" /*! \internal The menu item label color. When set, keyboard shorcuts get the same color as the item's text. \sa selectedLabelColor, disabledLabelColor */ property color __labelColor: "#444" /*! \internal The menu item label color when selected. \sa labelColor, selectedLabelColor */ property color __selectedLabelColor: "white" /*! \internal The menu item label color when disabled. \sa labelColor, disabledLabelColor */ property color __disabledLabelColor: "gray" /*! \internal */ readonly property bool __mirrored: Qt.application.layoutDirection === Qt.RightToLeft /*! \internal The margin between the frame and the menu item label's left side. Generally, this should be large enough to fit optional checkmarks on the label's left side. */ property int __leftLabelMargin: 18 /*! \internal The margin between the menu item label's right side and the frame. */ property int __rightLabelMargin: 12 /*! \internal The minimum spacing between the menu item label's text right side and any element located on its right (submenu indicator or shortcut). */ property int __minRightLabelSpacing: 28 /*! \internal */ property Component __scrollerStyle: null /*! \internal The menu item contents itself. The default implementation uses \l MenuItemStyle. */ property Component menuItemPanel: Item { id: panel property QtObject __styleData: styleData /*! \internal The current color of the text label. Use this if you're overriding e.g. \l shortcutIndicator to keep the color matched with \l label, or to derive new colors from it. */ property color currentTextColor: !styleData.enabled ? __disabledLabelColor : styleData.selected ? __selectedLabelColor : __labelColor implicitWidth: Math.max((parent ? parent.width : 0), Math.round(__leftLabelMargin + labelLoader.width + __rightLabelMargin + (rightIndicatorLoader.active ? __minRightLabelSpacing + rightIndicatorLoader.width : 0))) implicitHeight: Math.round(styleData.type === MenuItemType.Separator ? separatorLoader.implicitHeight : !!styleData.scrollerDirection ? styleRoot.font.pixelSize * 0.75 : labelLoader.height + 4) Loader { property alias styleData: panel.__styleData property alias __currentTextColor: panel.currentTextColor anchors.fill: parent sourceComponent: itemDelegate.background } Loader { id: separatorLoader property alias styleData: panel.__styleData property alias __currentTextColor: panel.currentTextColor anchors.fill: parent sourceComponent: separator active: styleData.type === MenuItemType.Separator } Loader { property alias styleData: panel.__styleData property alias __currentTextColor: panel.currentTextColor x: __mirrored ? parent.width - width - 4 : 4 anchors.verticalCenterOffset: -1 anchors.verticalCenter: parent.verticalCenter active: __menuItemType === "menuitem" && styleData.checkable sourceComponent: itemDelegate.checkmarkIndicator } Loader { id: labelLoader readonly property real offset: __menuItemType === "menuitem" ? __leftLabelMargin : 6 property alias styleData: panel.__styleData property alias __currentTextColor: panel.currentTextColor x: __mirrored ? parent.width - width - offset : offset y: 1 active: styleData.type !== MenuItemType.Separator sourceComponent: itemDelegate.label baselineOffset: item ? item.baselineOffset : 0.0 } Loader { id: rightIndicatorLoader property alias styleData: panel.__styleData property alias __currentTextColor: panel.currentTextColor active: styleData.type === MenuItemType.Menu || styleData.shortcut !== "" sourceComponent: styleData.type === MenuItemType.Menu ? itemDelegate.submenuIndicator : itemDelegate.shortcut LayoutMirroring.enabled: __mirrored baselineOffset: item ? item.baselineOffset : 0.0 anchors { right: parent.right rightMargin: 6 baseline: !styleData.isSubmenu ? labelLoader.baseline : undefined } } } }