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Set cursor on mouse events

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This commit is contained in:
Roi Martin 2016-01-26 09:40:06 +01:00
parent b5f65e10ad
commit 260872b0f7
2 changed files with 26 additions and 8 deletions
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22
_examples/mouse.go
View File

@ -24,6 +24,9 @@ func main() {
if err := keybindings(g); err != nil {
log.Panicln(err)
}
g.SelBgColor = gocui.ColorGreen
g.SelFgColor = gocui.ColorBlack
g.ShowCursor = true
g.Mouse = true
err = g.MainLoop()
@ -33,17 +36,22 @@ func main() {
}
func layout(g *gocui.Gui) error {
if v, err := g.SetView("but1", 2, 2, 12, 4); err != nil {
if v, err := g.SetView("but1", 2, 2, 22, 7); err != nil {
if err != gocui.ErrUnknownView {
return err
}
fmt.Fprintln(v, "Button 1")
v.Highlight = true
fmt.Fprintln(v, "Button 1 - line 1")
fmt.Fprintln(v, "Button 1 - line 2")
fmt.Fprintln(v, "Button 1 - line 3")
fmt.Fprintln(v, "Button 1 - line 4")
}
if v, err := g.SetView("but2", 14, 2, 24, 4); err != nil {
if v, err := g.SetView("but2", 24, 2, 44, 4); err != nil {
if err != gocui.ErrUnknownView {
return err
}
fmt.Fprintln(v, "Button 2")
v.Highlight = true
fmt.Fprintln(v, "Button 2 - line 1")
}
return nil
}
@ -71,13 +79,17 @@ func showMsg(g *gocui.Gui, v *gocui.View) error {
var l string
var err error
if err := g.SetCurrentView(v.Name()); err != nil {
return err
}
_, cy := v.Cursor()
if l, err = v.Line(cy); err != nil {
l = ""
}
maxX, maxY := g.Size()
if v, err := g.SetView("msg", maxX/2-5, maxY/2, maxX/2+5, maxY/2+2); err != nil {
if v, err := g.SetView("msg", maxX/2-10, maxY/2, maxX/2+10, maxY/2+2); err != nil {
if err != gocui.ErrUnknownView {
return err
}

12
gui.go
View File

@ -147,7 +147,7 @@ func (g *Gui) View(name string) (*View, error) {
// error ErrUnknownView if a view in that position does not exist.
func (g *Gui) ViewByPosition(x, y int) (*View, error) {
for _, v := range g.views {
if x >= v.x0 && x <= v.x1 && y >= v.y0 && y <= v.y1 {
if x > v.x0 && x < v.x1 && y > v.y0 && y < v.y1 {
return v, nil
}
}
@ -498,9 +498,15 @@ func (g *Gui) onKey(ev *termbox.Event) error {
}
curView = g.currentView
case termbox.EventMouse:
if v, err := g.ViewByPosition(ev.MouseX, ev.MouseY); err == nil {
curView = v
mx, my := ev.MouseX, ev.MouseY
v, err := g.ViewByPosition(mx, my)
if err != nil {
break
}
if err := v.SetCursor(mx-v.x0-1, my-v.y0-1); err != nil {
return err
}
curView = v
}
for _, kb := range g.keybindings {