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// Copyright (C) 2017 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
import QtQuick
Rectangle {
id: editor
color: "lightGrey"
width: 640
height: 480
Rectangle {
color: "white"
anchors.fill: parent
anchors.margins: 20
BorderImage {
id: startHandle
source: "pics/startHandle.sci"
opacity: 0.0
width: 10
x: edit.positionToRectangle(edit.selectionStart).x - flick.contentX-width
y: edit.positionToRectangle(edit.selectionStart).y - flick.contentY
height: edit.positionToRectangle(edit.selectionStart).height
}
BorderImage {
id: endHandle
source: "pics/endHandle.sci"
opacity: 0.0
width: 10
x: edit.positionToRectangle(edit.selectionEnd).x - flick.contentX
y: edit.positionToRectangle(edit.selectionEnd).y - flick.contentY
height: edit.positionToRectangle(edit.selectionEnd).height
}
Flickable {
id: flick
anchors.fill: parent
contentWidth: edit.contentWidth
contentHeight: edit.contentHeight
interactive: true
clip: true
function ensureVisible(r) {
if (contentX >= r.x)
contentX = r.x;
else if (contentX+width <= r.x+r.width)
contentX = r.x+r.width-width;
if (contentY >= r.y)
contentY = r.y;
else if (contentY+height <= r.y+r.height)
contentY = r.y+r.height-height;
}
TextEdit {
id: edit
width: flick.width
height: flick.height
focus: true
wrapMode: TextEdit.Wrap
textFormat: TextEdit.RichText
onCursorRectangleChanged: flick.ensureVisible(cursorRectangle)
text: "<h1>Text Selection</h1>"
+"<p>This example is a whacky text selection mechanisms, showing how these can be implemented in the TextEdit element, to cater for whatever style is appropriate for the target platform."
+"<p><b>Press-and-hold</b> to select a word, then drag the selection handles."
+"<p><b>Drag outside the selection</b> to scroll the text."
+"<p><b>Click inside the selection</b> to cut/copy/paste/cancel selection."
+"<p>It's too whacky to let you paste if there is no current selection."
}
}
Item {
id: menu
opacity: 0.0
width: 100
height: 120
anchors.centerIn: parent
Rectangle {
border.width: 1
border.color: "darkBlue"
radius: 15
color: "#806080FF"
anchors.fill: parent
}
Column {
anchors.centerIn: parent
spacing: 8
Rectangle {
border.width: 1
border.color: "darkBlue"
color: "#ff7090FF"
width: 60
height: 16
Text {
anchors.centerIn: parent
text: qsTr("Cut")
}
MouseArea {
anchors.fill: parent
onClicked: function() {
edit.cut()
editor.state = ""
}
}
}
Rectangle {
border.width: 1
border.color: "darkBlue"
color: "#ff7090FF"
width: 60
height: 16
Text {
anchors.centerIn: parent
text: qsTr("Copy")
}
MouseArea {
anchors.fill: parent
onClicked: function() {
edit.copy()
editor.state = "selection"
}
}
}
Rectangle {
border.width: 1
border.color: "darkBlue"
color: "#ff7090FF"
width: 60
height: 16
Text {
anchors.centerIn: parent
text: qsTr("Paste")
}
MouseArea {
anchors.fill: parent
onClicked: function() {
edit.paste()
edit.cursorPosition = edit.selectionEnd
editor.state = ""
}
}
}
Rectangle {
border.width: 1
border.color: "darkBlue"
color: "#ff7090FF"
width: 60
height: 16
Text {
anchors.centerIn: parent
text: qsTr("Deselect")
}
MouseArea {
anchors.fill: parent
onClicked: {
edit.cursorPosition = edit.selectionEnd;
edit.deselect();
editor.state = ""
}
}
}
}
}
}
states: [
State {
name: "selection"
PropertyChanges {
startHandle.opacity: 1.0
endHandle.opacity: 1.0
}
},
State {
name: "menu"
PropertyChanges {
startHandle.opacity: 0.5
endHandle.opacity: 0.5
menu.opacity: 1.0
}
}
]
}
|
