From 64fa922ec013079f8f0c90fc9e93c56db3611d30 Mon Sep 17 00:00:00 2001 From: Tulir Asokan Date: Sun, 22 Apr 2018 21:25:06 +0300 Subject: Switch to dep --- vendor/maunium.net/go/tcell/mouse.go | 103 +++++++++++++++++++++++++++++++++++ 1 file changed, 103 insertions(+) create mode 100644 vendor/maunium.net/go/tcell/mouse.go (limited to 'vendor/maunium.net/go/tcell/mouse.go') diff --git a/vendor/maunium.net/go/tcell/mouse.go b/vendor/maunium.net/go/tcell/mouse.go new file mode 100644 index 0000000..c92ae91 --- /dev/null +++ b/vendor/maunium.net/go/tcell/mouse.go @@ -0,0 +1,103 @@ +// Copyright 2015 The TCell Authors +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use file except in compliance with the License. +// You may obtain a copy of the license at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package tcell + +import ( + "time" +) + +// EventMouse is a mouse event. It is sent on either mouse up or mouse down +// events. It is also sent on mouse motion events - if the terminal supports +// it. We make every effort to ensure that mouse release events are delivered. +// Hence, click drag can be identified by a motion event with the mouse down, +// without any intervening button release. On some terminals only the initiating +// press and terminating release event will be delivered. +// +// Mouse wheel events, when reported, may appear on their own as individual +// impulses; that is, there will normally not be a release event delivered +// for mouse wheel movements. +// +// Most terminals cannot report the state of more than one button at a time -- +// and some cannot report motion events unless a button is pressed. +// +// Applications can inspect the time between events to resolve double or +// triple clicks. +type EventMouse struct { + t time.Time + btn ButtonMask + mod ModMask + motion bool + x int + y int +} + +// When returns the time when this EventMouse was created. +func (ev *EventMouse) When() time.Time { + return ev.t +} + +// Buttons returns the list of buttons that were pressed or wheel motions. +func (ev *EventMouse) Buttons() ButtonMask { + return ev.btn +} + +// Modifiers returns a list of keyboard modifiers that were pressed +// with the mouse button(s). +func (ev *EventMouse) Modifiers() ModMask { + return ev.mod +} + +// Position returns the mouse position in character cells. The origin +// 0, 0 is at the upper left corner. +func (ev *EventMouse) Position() (int, int) { + return ev.x, ev.y +} + +// HasMotion returns whether the mouse event was a mouse motion event or not +func (ev *EventMouse) HasMotion() bool { + return ev.motion +} + +// NewEventMouse is used to create a new mouse event. Applications +// shouldn't need to use this; its mostly for screen implementors. +func NewEventMouse(x, y int, btn ButtonMask, mod ModMask, motion bool) *EventMouse { + return &EventMouse{t: time.Now(), x: x, y: y, btn: btn, mod: mod, motion: motion} +} + +// ButtonMask is a mask of mouse buttons and wheel events. Mouse button presses +// are normally delivered as both press and release events. Mouse wheel events +// are normally just single impulse events. Windows supports up to eight +// separate buttons plus all four wheel directions, but XTerm can only support +// mouse buttons 1-3 and wheel up/down. Its not unheard of for terminals +// to support only one or two buttons (think Macs). Old terminals, and true +// emulations (such as vt100) won't support mice at all, of course. +type ButtonMask int16 + +// These are the actual button values. +const ( + Button1 ButtonMask = 1 << iota // Usually left mouse button. + Button2 // Usually the middle mouse button. + Button3 // Usually the right mouse button. + Button4 // Often a side button (thumb/next). + Button5 // Often a side button (thumb/prev). + Button6 + Button7 + Button8 + WheelUp // Wheel motion up/away from user. + WheelDown // Wheel motion down/towards user. + WheelLeft // Wheel motion to left. + WheelRight // Wheel motion to right. + ButtonNone ButtonMask = 0 // No button or wheel events. +) -- cgit v1.2.3