59 lines
1.7 KiB
Go
59 lines
1.7 KiB
Go
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package desktop
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import "fyne.io/fyne/v2"
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// MouseButton represents a single button in a desktop MouseEvent
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type MouseButton int
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const (
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// MouseButtonPrimary is the most common mouse button - on some systems the only one.
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// This will normally be on the left side of a mouse.
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//
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// Since: 2.0
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MouseButtonPrimary MouseButton = 1 << iota
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// MouseButtonSecondary is the secondary button on most mouse input devices.
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// This will normally be on the right side of a mouse.
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//
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// Since: 2.0
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MouseButtonSecondary
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// MouseButtonTertiary is the middle button on the mouse, assuming it has one.
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//
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// Since: 2.0
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MouseButtonTertiary
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// LeftMouseButton is the most common mouse button - on some systems the only one.
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//
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// Deprecated: use MouseButtonPrimary which will adapt to mouse configuration.
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LeftMouseButton = MouseButtonPrimary
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// RightMouseButton is the secondary button on most mouse input devices.
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//
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// Deprecated: use MouseButtonSecondary which will adapt to mouse configuration.
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RightMouseButton = MouseButtonSecondary
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)
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// MouseEvent contains data relating to desktop mouse events
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type MouseEvent struct {
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fyne.PointEvent
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Button MouseButton
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Modifier fyne.KeyModifier
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}
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// Mouseable represents desktop mouse events that can be sent to CanvasObjects
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type Mouseable interface {
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MouseDown(*MouseEvent)
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MouseUp(*MouseEvent)
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}
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// Hoverable is used when a canvas object wishes to know if a pointer device moves over it.
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type Hoverable interface {
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// MouseIn is a hook that is called if the mouse pointer enters the element.
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MouseIn(*MouseEvent)
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// MouseMoved is a hook that is called if the mouse pointer moved over the element.
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MouseMoved(*MouseEvent)
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// MouseOut is a hook that is called if the mouse pointer leaves the element.
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MouseOut()
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}
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