In the Qt framework, the QQmlComponent class encapsulates a QML (Qt Modeling Language) component definition.
In the Qt framework, the QQmlComponent class encapsulates a QML (Qt Modeling Language) component definition.
Questions tagged [qqmlcomponent]
149 questions
0
votes
3 answers
Set GridView model property from C++ without setting Context
I'm trying to set the model property of a QML GridView from C++ by calling
QQmlProperty::write(gridview, "model", QVariant::fromValue(objlist));.
gridview is set correctly, I can modify the property from C++, when I set it to a QList with 6 entries…
yspreen
- 1,759
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0
votes
1 answer
Invalid grouped property access
In this qml code:
Component {
id: userdelegate
PictureBox {
...
icon: model.icon
icon.heigth: 50
}
}
PictureBox comes from the PictureBox.qml system file in this way:
...
Image {
id: icon
...
width: parent.width;…
cloc3
- 21
- 2
0
votes
1 answer
QML: Signal isn't being called in a unit test
I'm writing a C++ class ScriptProcess, meant to be used in QML, that acts as an interface to a child process. Said child process loads a script, then executes functions on demand. When you call a function, the result (be it a value or an…
JesseTG
- 2,025
- 1
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- 48
0
votes
1 answer
To access QML component in C++ backend
I have a qml file with Rectangle. I would like to trigger the onClicked( ) from C++ back-end.
So, How can I get access of QML component reference in C++/Qt backend?
Ashif
- 1,652
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- 30
0
votes
1 answer
How to outsource qml listview delegate
My delegate grew pretty big. I want to put it in a dedicated file. What do I have to do to make this work? I need clearifications especially on how to import and instantiate the delegate. For future readers a complete howto would be fine.
ManuelSchneid3r
- 15,850
- 12
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- 103
0
votes
1 answer
Instantiating QML object in existing C++ QT Project
We have an existing QT project written in C++, and we want to add something like the mapViewer example project to our existing UI. We can't figure out how to instantiate the mapViewer, and invoke the method that initializes/displays it. Following…
user3821746
- 33
- 6
0
votes
1 answer
MouseArea's parent in the GroupBox
What is the parent of MouseArea, when it in the GroupBox? parent refers to some container:
GroupBox {
width: 100; height: 100
id: rec
MouseArea {
anchors.fill: parent
acceptedButtons: Qt.LeftButton | Qt.RightButton
…
Ivan Kush
- 2,958
- 2
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- 39
0
votes
2 answers
New qml object added to scene in c++
I have a problem with adding new QML object to existing scene.
My main.qml source:
ApplicationWindow
{
id:background
visible: true
width: 640
height: 480
}
MyItem.qml source:
Rectangle
{
width: 100
height: 62
color: "red"
anchors.centerIn:…
hus
- 117
- 1
- 7
-1
votes
1 answer
Instantiate a c++ class in FileDialog (QtQuick Object), report error: Cannot assign object to property
Codes:
//main.qml
import im.sniper.DgConfigFileHandler 1.0
import QtQuick.Dialogs 1.2
...
FileDialog{
id: fileDlg
DgConfigFileHandler {id: dgCfgFileHandler2}
}
I complie codes well and run, then get errors like:
QML debugging is enabled.…
Crawl.W
- 403
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- 17
-1
votes
1 answer
Hour format in QML
I am using below statement to display time.
Qt.formatTime(new Date(),"hh:mm:AP")
Is it possible to display time in 24 hour Format.
If so how to do that?
jay
- 37
- 2
- 8
-1
votes
1 answer
How to use mouseclick area from loaded Form in qml?
below is my code snippet where i'm loading qml ui using dynamic object creation method now i have to implement mousearea which reside in loaded file, can anyone help me to do this
Qt.createQmlObject(" import QtQuick 2.0
Loader {
id:…
jay
- 37
- 2
- 8
-1
votes
1 answer
QMLComponent not ready in deployed app
I'm using Qt 5.5 to create a small app. In the app, I'm manually creating a component like so:
QQmlComponent component(engine, QUrl("qrc:/Box.qml"));
assert(component.isReady());
My .qrc file IS included in the .pro file like so:
RESOURCES +=…
bitwise
- 541
- 6
- 16
-2
votes
1 answer
Is there any alternative of loader in qml?
Actually some of function of my program stopped when I use asynchronous keyword in loader so is there any alternative of loader or asynchronous in qml?
Aman Kumar
- 11
- 3
-3
votes
1 answer
How to launch .exe file from qml?
Hello everyone i have to implement MVC based app.
How to load sparate exe file on QML form.
jay
- 37
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- 8