Ensure the anchor hack stays in sync with changing margins prior to Qt 5.12

This commit is contained in:
Cameron Gutman 2019-04-01 22:12:49 -07:00
parent d4b0057423
commit ce5dac07d3
2 changed files with 32 additions and 8 deletions

View file

@ -9,13 +9,20 @@ GridView {
property AppModel appModel : createModel()
property bool activated
// Prevent the margin from dropping below 10. By keeping a floor on the margin value
// this prevents a binding loop caused by the ternary condition changing and decreasing
// the margin size, thus causing it to change back.
property real horizontalMargin: Math.max(10,
contentHeight > cellHeight && parent.width > cellWidth ?
(parent.width % cellWidth) / 2 : 0)
id: appGrid
focus: true
activeFocusOnTab: true
topMargin: 20
bottomMargin: 5
leftMargin: contentHeight > cellHeight && parent.width > cellWidth ? (parent.width % cellWidth) / 2 : 10
rightMargin: leftMargin
leftMargin: horizontalMargin
rightMargin: horizontalMargin
cellWidth: 230; cellHeight: 297;
function computerLost()
@ -24,6 +31,13 @@ GridView {
stackView.pop()
}
onHorizontalMarginChanged: {
if (this.synchronousDrag === undefined) {
anchors.leftMargin = horizontalMargin
anchors.rightMargin = horizontalMargin
}
}
Component.onCompleted: {
// Don't show any highlighted item until interacting with them.
// We do this here instead of onActivated to avoid losing the user's
@ -36,8 +50,6 @@ GridView {
// the grid will not be centered in the window.
if (this.synchronousDrag === undefined) {
anchors.fill = parent
anchors.leftMargin = leftMargin
anchors.rightMargin = rightMargin
anchors.topMargin = topMargin
anchors.bottomMargin = bottomMargin
}

View file

@ -9,16 +9,30 @@ import StreamingPreferences 1.0
GridView {
property ComputerModel computerModel : createModel()
// Prevent the margin from dropping below 10. By keeping a floor on the margin value
// this prevents a binding loop caused by the ternary condition changing and decreasing
// the margin size, thus causing it to change back.
property real horizontalMargin: Math.max(10,
contentHeight > cellHeight && parent.width > cellWidth ?
(parent.width % cellWidth) / 2 : 0)
id: pcGrid
focus: true
activeFocusOnTab: true
topMargin: 20
bottomMargin: 5
leftMargin: contentHeight > cellHeight && parent.width > cellWidth ? (parent.width % cellWidth) / 2 : 10
rightMargin: leftMargin
leftMargin: horizontalMargin
rightMargin: horizontalMargin
cellWidth: 310; cellHeight: 350;
objectName: "Computers"
onHorizontalMarginChanged: {
if (this.synchronousDrag === undefined) {
anchors.leftMargin = horizontalMargin
anchors.rightMargin = horizontalMargin
}
}
Component.onCompleted: {
// Don't show any highlighted item until interacting with them.
// We do this here instead of onActivated to avoid losing the user's
@ -31,8 +45,6 @@ GridView {
// the grid will not be centered in the window.
if (this.synchronousDrag === undefined) {
anchors.fill = parent
anchors.leftMargin = leftMargin
anchors.rightMargin = rightMargin
anchors.topMargin = topMargin
anchors.bottomMargin = bottomMargin
}