[kwin/tabbox] Informative qml uses new Switcher item and PlasmaCore.Dialog
Reference implementation for the adjustments to use a PlasmaCore.Dialog and the new required switcher item.icc-effect-5.14.5
Martin Gräßlin
parent
d536532f66
commit
4ff2a5ea3e
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@ -20,196 +20,188 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
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import QtQuick 2.0
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import org.kde.plasma.core 2.0 as PlasmaCore
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import org.kde.qtextracomponents 2.0
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import org.kde.kwin 2.0 as KWin
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Item {
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id: informativeTabBox
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property int screenWidth : 0
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property int screenHeight : 0
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property bool allDesktops: true
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property string longestCaption: ""
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property int optimalWidth: listView.maxRowWidth
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property int optimalHeight: listView.rowHeight * listView.count + background.topMargin + background.bottomMargin
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property bool canStretchX: true
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property bool canStretchY: false
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property string maskImagePath: background.maskImagePath
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property double maskWidth: background.centerWidth
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property double maskHeight: background.centerHeight
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property int maskTopMargin: background.centerTopMargin
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property int maskLeftMargin: background.centerLeftMargin
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width: Math.min(Math.max(screenWidth * 0.2, optimalWidth), screenWidth * 0.8)
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height: Math.min(Math.max(screenHeight * 0.2, optimalHeight), screenHeight * 0.8)
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focus: true
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KWin.Switcher {
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id: tabBox
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currentIndex: listView.currentIndex
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property int textMargin: 2
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PlasmaCore.Dialog {
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id: informativeTabBox
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property bool canStretchX: true
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property bool canStretchY: false
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onLongestCaptionChanged: {
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listView.maxRowWidth = listView.calculateMaxRowWidth();
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}
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property int textMargin: 2
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function setModel(model) {
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listView.model = model;
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listView.maxRowWidth = listView.calculateMaxRowWidth();
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}
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/**
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* Returns the caption with adjustments for minimized items.
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* @param caption the original caption
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* @param mimized whether the item is minimized
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* @return Caption adjusted for minimized state
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**/
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function itemCaption(caption, minimized) {
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var text = caption;
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if (minimized) {
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text = "(" + text + ")";
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location: PlasmaCore.Types.Floating
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visible: tabBox.visible
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windowFlags: Qt.X11BypassWindowManagerHint
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onVisibleChanged: {
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if (visible) {
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informativeTabBox.x = tabBox.screenGeometry.x + tabBox.screenGeometry.width * 0.5 - dialogMainItem.width * 0.5;
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informativeTabBox.y = tabBox.screenGeometry.y + tabBox.screenGeometry.height * 0.5 - dialogMainItem.height * 0.5;
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}
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}
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return text;
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}
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// just to get the margin sizes
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PlasmaCore.FrameSvgItem {
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id: hoverItem
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imagePath: "widgets/viewitem"
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prefix: "hover"
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visible: false
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}
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mainItem: Item {
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id: dialogMainItem
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property int optimalWidth: listView.maxRowWidth
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property int optimalHeight: listView.rowHeight * listView.count
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width: Math.min(Math.max(tabBox.screenGeometry.width * 0.2, optimalWidth), tabBox.screenGeometry.width * 0.8)
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height: Math.min(Math.max(tabBox.screenGeometry.height * 0.2, optimalHeight), tabBox.screenGeometry.height * 0.8)
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focus: true
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ShadowedSvgItem {
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id: background
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anchors.fill: parent
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}
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// just to get the margin sizes
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PlasmaCore.FrameSvgItem {
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id: hoverItem
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imagePath: "widgets/viewitem"
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prefix: "hover"
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visible: false
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}
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// delegate
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Component {
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id: listDelegate
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Item {
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id: delegateItem
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width: listView.width
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height: listView.rowHeight
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QIconItem {
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id: iconItem
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icon: model.icon
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width: 32
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height: 32
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state: index == listView.currentIndex ? QIconItem.ActiveState : QIconItem.DisabledState
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anchors {
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verticalCenter: parent.verticalCenter
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left: parent.left
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leftMargin: hoverItem.margins.left
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// delegate
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Component {
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id: listDelegate
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Item {
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id: delegateItem
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width: listView.width
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height: listView.rowHeight
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QIconItem {
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id: iconItem
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icon: model.icon
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width: 32
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height: 32
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state: index == listView.currentIndex ? QIconItem.ActiveState : QIconItem.DisabledState
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anchors {
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verticalCenter: parent.verticalCenter
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left: parent.left
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leftMargin: hoverItem.margins.left
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}
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}
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Text {
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id: captionItem
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horizontalAlignment: Text.AlignHCenter
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text: listView.itemCaption(caption, minimized)
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font.bold: true
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font.italic: minimized
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color: theme.textColor
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elide: Text.ElideMiddle
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anchors {
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left: iconItem.right
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right: parent.right
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top: parent.top
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topMargin: informativeTabBox.textMargin + hoverItem.margins.top
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rightMargin: hoverItem.margins.right
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}
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}
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Text {
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id: desktopNameItem
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horizontalAlignment: Text.AlignHCenter
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text: desktopName
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font.bold: false
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font.italic: true
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color: theme.textColor
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elide: Text.ElideMiddle
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visible: tabBox.allDesktops
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anchors {
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left: iconItem.right
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right: parent.right
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top: captionItem.bottom
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topMargin: informativeTabBox.textMargin
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bottom: parent.bottom
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bottomMargin: informativeTabBox.textMargin + hoverItem.margins.bottom
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rightMargin: hoverItem.margins.right
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}
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}
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MouseArea {
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anchors.fill: parent
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onClicked: {
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listView.currentIndex = index;
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}
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}
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}
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}
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Text {
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id: captionItem
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horizontalAlignment: Text.AlignHCenter
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text: itemCaption(caption, minimized)
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font.bold: true
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font.italic: minimized
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color: theme.textColor
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elide: Text.ElideMiddle
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anchors {
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left: iconItem.right
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right: parent.right
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top: parent.top
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topMargin: informativeTabBox.textMargin + hoverItem.margins.top
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rightMargin: hoverItem.margins.right
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ListView {
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/**
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* Returns the caption with adjustments for minimized items.
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* @param caption the original caption
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* @param mimized whether the item is minimized
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* @return Caption adjusted for minimized state
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**/
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function itemCaption(caption, minimized) {
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var text = caption;
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if (minimized) {
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text = "(" + text + ")";
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}
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return text;
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}
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}
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Text {
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id: desktopNameItem
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horizontalAlignment: Text.AlignHCenter
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text: desktopName
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font.bold: false
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font.italic: true
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color: theme.textColor
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elide: Text.ElideMiddle
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visible: informativeTabBox.allDesktops
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anchors {
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left: iconItem.right
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right: parent.right
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top: captionItem.bottom
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topMargin: informativeTabBox.textMargin
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bottom: parent.bottom
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bottomMargin: informativeTabBox.textMargin + hoverItem.margins.bottom
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rightMargin: hoverItem.margins.right
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function calculateMaxRowWidth() {
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var width = 0;
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var textElement = Qt.createQmlObject(
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'import QtQuick 2.0;'
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+ 'Text {\n'
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+ ' text: "' + listView.itemCaption(tabBox.model.longestCaption(), true) + '"\n'
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+ ' font.bold: true\n'
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+ ' visible: false\n'
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+ '}',
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listView, "calculateMaxRowWidth");
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width = Math.max(textElement.width, width);
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textElement.destroy();
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return width + 32 + hoverItem.margins.right + hoverItem.margins.left;
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}
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}
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MouseArea {
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anchors.fill: parent
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onClicked: {
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listView.currentIndex = index;
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listView.currentIndexChanged(listView.currentIndex);
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/**
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* Calculates the height of one row based on the text height and icon size.
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* @return Row height
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**/
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function calcRowHeight() {
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var textElement = Qt.createQmlObject(
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'import QtQuick 2.0;'
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+ 'Text {\n'
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+ ' text: "Some Text"\n'
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+ ' font.bold: true\n'
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+ ' visible: false\n'
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+ '}',
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listView, "calcRowHeight");
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var height = textElement.height;
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textElement.destroy();
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// icon size or two text elements and margins and hoverItem margins
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return Math.max(32, height*2 + informativeTabBox.textMargin * 3 + hoverItem.margins.top + hoverItem.margins.bottom);
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}
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id: listView
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model: tabBox.model
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// the maximum text width + icon item width (32 + 4 margin) + margins for hover item + margins for background
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property int maxRowWidth: calculateMaxRowWidth()
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property int rowHeight: calcRowHeight()
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anchors {
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fill: parent
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}
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clip: true
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delegate: listDelegate
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highlight: PlasmaCore.FrameSvgItem {
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id: highlightItem
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imagePath: "widgets/viewitem"
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prefix: "hover"
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width: listView.width
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}
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highlightMoveDuration: 250
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boundsBehavior: Flickable.StopAtBounds
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Connections {
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target: tabBox
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onCurrentIndexChanged: {listView.currentIndex = tabBox.currentIndex;}
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}
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}
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}
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}
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ListView {
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function calculateMaxRowWidth() {
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var width = 0;
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var textElement = Qt.createQmlObject(
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'import QtQuick 2.0;'
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+ 'Text {\n'
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+ ' text: "' + itemCaption(informativeTabBox.longestCaption, true) + '"\n'
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+ ' font.bold: true\n'
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+ ' visible: false\n'
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+ '}',
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listView, "calculateMaxRowWidth");
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width = Math.max(textElement.width, width);
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textElement.destroy();
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return width + 32 + hoverItem.margins.right + hoverItem.margins.left + background.leftMargin + background.rightMargin;
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}
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/**
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* Calculates the height of one row based on the text height and icon size.
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* @return Row height
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/*
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* Key navigation on outer item for two reasons:
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* @li we have to emit the change signal
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* @li on multiple invocation it does not work on the list view. Focus seems to be lost.
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**/
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function calcRowHeight() {
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var textElement = Qt.createQmlObject(
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'import QtQuick 2.0;'
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+ 'Text {\n'
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+ ' text: "Some Text"\n'
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+ ' font.bold: true\n'
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+ ' visible: false\n'
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+ '}',
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listView, "calcRowHeight");
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var height = textElement.height;
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textElement.destroy();
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// icon size or two text elements and margins and hoverItem margins
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return Math.max(32, height*2 + informativeTabBox.textMargin * 3 + hoverItem.margins.top + hoverItem.margins.bottom);
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}
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signal currentIndexChanged(int index)
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id: listView
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objectName: "listView"
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// the maximum text width + icon item width (32 + 4 margin) + margins for hover item + margins for background
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property int maxRowWidth: calculateMaxRowWidth()
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property int rowHeight: calcRowHeight()
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anchors {
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fill: parent
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topMargin: background.topMargin
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leftMargin: background.leftMargin
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rightMargin: background.rightMargin
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bottomMargin: background.bottomMargin
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}
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clip: true
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delegate: listDelegate
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highlight: PlasmaCore.FrameSvgItem {
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id: highlightItem
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imagePath: "widgets/viewitem"
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prefix: "hover"
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width: listView.width
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}
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highlightMoveDuration: 250
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boundsBehavior: Flickable.StopAtBounds
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}
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/*
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* Key navigation on outer item for two reasons:
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* @li we have to emit the change signal
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* @li on multiple invocation it does not work on the list view. Focus seems to be lost.
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**/
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Keys.onPressed: {
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if (event.key == Qt.Key_Up) {
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listView.decrementCurrentIndex();
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listView.currentIndexChanged(listView.currentIndex);
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} else if (event.key == Qt.Key_Down) {
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listView.incrementCurrentIndex();
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listView.currentIndexChanged(listView.currentIndex);
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Keys.onPressed: {
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if (event.key == Qt.Key_Up) {
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listView.decrementCurrentIndex();
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} else if (event.key == Qt.Key_Down) {
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listView.incrementCurrentIndex();
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}
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}
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}
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}
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