fix(App): mouse selected unintentionally

1 files changed, 45 insertions, 0 deletions

diff --git a/components/IMouseArea.qml b/components/IMouseArea.qml
new file mode 100644
index 0000000..4c360ed
--- /dev/null
+++ b/components/IMouseArea.qml
@@ -0,0 +1,45 @@
+/// NOTE: This is not zero cost, there's performance penalty, only use this instead of mousearea if hover is strictly required to be still
+/// Such as when the component may appear where the mouse is already is
+
+import QtQuick
+
+MouseArea {
+    hoverEnabled: true
+
+    property real gx: Number.MAX_VALUE
+    property real gy: Number.MAX_VALUE
+
+    property bool hovered: false
+
+    signal entered_
+    signal positionChanged_(var mouse)
+
+    onPositionChanged: mouse => {
+        let gpos = mapToItem(null, mouse.x, mouse.y);
+
+        if (gx === Number.MAX_VALUE && gy === Number.MAX_VALUE) {
+            gx = gpos.x;
+            gy = gpos.y;
+            return;
+        }
+
+        if (gpos.x === gx && gpos.y === gy)
+            return;
+
+        gx = gpos.x;
+        gy = gpos.y;
+
+        if (!hovered) {
+            hovered = true;
+            entered_();
+        }
+
+        positionChanged_(mouse);
+    }
+
+    onExited: {
+        hovered = false;
+        gx = Number.MAX_VALUE;
+        gy = Number.MAX_VALUE;
+    }
+}