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@ -44,11 +44,11 @@ type Gui struct {
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// BgColor and FgColor allow to configure the background and foreground
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// colors of the GUI.
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BgColor, FgColor Attribute
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BgColor, FgColor tcell.Color
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// SelBgColor and SelFgColor allow to configure the background and
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// foreground colors of the frame of the current view.
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SelBgColor, SelFgColor Attribute
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SelBgColor, SelFgColor tcell.Color
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// If Highlight is true, Sel{Bg,Fg}Colors will be used to draw the
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// frame of the current view.
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@ -75,17 +75,15 @@ type Gui struct {
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// NewGui returns a new Gui object with a given output mode.
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// func NewGui(mode OutputMode) (*Gui, error) {
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func NewGui() (*Gui, error) {
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g := &Gui{}
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//outMode = OutputNormal
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// outMode = OutputNormal
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if s, e := tcell.NewScreen(); e != nil {
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return nil, e
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} else if e = s.Init(); e != nil {
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return nil, e
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} else {
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g.screen = s
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}
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// g.outputMode = mode
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@ -97,8 +95,8 @@ func NewGui() (*Gui, error) {
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g.maxX, g.maxY = g.screen.Size()
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g.BgColor, g.FgColor = ColorDefault, ColorDefault
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g.SelBgColor, g.SelFgColor = ColorDefault, ColorDefault
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g.BgColor, g.FgColor = tcell.ColorDefault, tcell.ColorDefault
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g.SelBgColor, g.SelFgColor = tcell.ColorDefault, tcell.ColorDefault
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return g, nil
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}
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@ -283,7 +281,7 @@ func (g *Gui) CurrentView() *View {
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// be a rune or a Key.
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// TODO: split into key/mouse bindings?
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func (g *Gui) SetKeybinding(viewname string, key tcell.Key, ch rune, mod tcell.ModMask, handler func(*Gui, *View) error) error {
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//var kb *eventBinding
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// var kb *eventBinding
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// k, ch, err := getKey(key)
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// if err != nil {
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@ -494,19 +492,9 @@ func (g *Gui) fixColor(c tcell.Color) tcell.Color {
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return c
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}
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// TODO: delete termbox compat
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func (g *Gui) MkStyle(fg, bg Attribute) tcell.Style {
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st := tcell.StyleDefault
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if fg != ColorDefault {
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f := tcell.PaletteColor(int(fg)&0x1ff - 1)
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f = g.fixColor(f)
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st = st.Foreground(f)
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}
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if bg != ColorDefault {
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b := tcell.PaletteColor(int(bg)&0x1ff - 1)
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b = g.fixColor(b)
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st = st.Background(b)
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}
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// TODO: fixme
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func (g *Gui) Style(fg, bg tcell.Color) tcell.Style {
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st := tcell.StyleDefault.Foreground(fg).Background(bg)
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// TODO: fixme
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// if (fg|bg)&AttrBold != 0 {
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// st = st.Bold(true)
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@ -517,13 +505,14 @@ func (g *Gui) MkStyle(fg, bg Attribute) tcell.Style {
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// if (fg|bg)&AttrReverse != 0 {
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// st = st.Reverse(true)
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// }
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return st
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}
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// flush updates the gui, re-drawing frames and buffers.
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func (g *Gui) flush() error {
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// termbox.Clear(termbox.Attribute(g.FgColor), termbox.Attribute(g.BgColor))
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st := g.MkStyle(g.FgColor, g.BgColor)
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st := g.Style(g.FgColor, g.BgColor)
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w, h := g.screen.Size() // TODO: merge with maxX, maxY below
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for row := 0; row < h; row++ {
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for col := 0; col < w; col++ {
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@ -547,23 +536,19 @@ func (g *Gui) flush() error {
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}
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for _, v := range g.views {
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if v.Frame {
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var fgColor, bgColor Attribute
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st := g.Style(v.FgColor, v.BgColor)
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if g.Highlight && v == g.currentView {
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fgColor = g.SelFgColor
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bgColor = g.SelBgColor
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} else {
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fgColor = g.FgColor
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bgColor = g.BgColor
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st = g.Style(g.SelFgColor, g.SelBgColor)
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}
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if err := g.drawFrameEdges(v, fgColor, bgColor); err != nil {
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if err := g.drawFrameEdges(v, st); err != nil {
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return err
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}
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if err := g.drawFrameCorners(v, fgColor, bgColor); err != nil {
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if err := g.drawFrameCorners(v, st); err != nil {
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return err
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}
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if v.Title != "" {
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if err := g.drawTitle(v, fgColor, bgColor); err != nil {
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if err := g.drawTitle(v, st); err != nil {
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return err
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}
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}
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@ -577,12 +562,11 @@ func (g *Gui) flush() error {
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}
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// drawFrameEdges draws the horizontal and vertical edges of a view.
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func (g *Gui) drawFrameEdges(v *View, fgColor, bgColor Attribute) error {
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func (g *Gui) drawFrameEdges(v *View, st tcell.Style) error {
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runeH, runeV := '─', '│'
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if g.ASCII {
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runeH, runeV = '-', '|'
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}
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st := g.MkStyle(fgColor, bgColor) // TODO: push up
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for x := v.x0 + 1; x < v.x1 && x < g.maxX; x++ {
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if x < 0 {
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@ -618,7 +602,7 @@ func (g *Gui) drawFrameEdges(v *View, fgColor, bgColor Attribute) error {
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}
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// drawFrameCorners draws the corners of the view.
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func (g *Gui) drawFrameCorners(v *View, fgColor, bgColor Attribute) error {
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func (g *Gui) drawFrameCorners(v *View, st tcell.Style) error {
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runeTL, runeTR, runeBL, runeBR := '┌', '┐', '└', '┘'
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if g.ASCII {
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runeTL, runeTR, runeBL, runeBR = '+', '+', '+', '+'
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@ -629,7 +613,6 @@ func (g *Gui) drawFrameCorners(v *View, fgColor, bgColor Attribute) error {
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ch rune
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}{{v.x0, v.y0, runeTL}, {v.x1, v.y0, runeTR}, {v.x0, v.y1, runeBL}, {v.x1, v.y1, runeBR}}
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st := g.MkStyle(fgColor, bgColor) // TODO: push up
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for _, c := range corners {
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if c.x >= 0 && c.y >= 0 && c.x < g.maxX && c.y < g.maxY {
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if err := g.SetRune(c.x, c.y, c.ch, st); err != nil {
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@ -641,12 +624,11 @@ func (g *Gui) drawFrameCorners(v *View, fgColor, bgColor Attribute) error {
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}
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// drawTitle draws the title of the view.
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func (g *Gui) drawTitle(v *View, fgColor, bgColor Attribute) error {
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func (g *Gui) drawTitle(v *View, st tcell.Style) error {
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if v.y0 < 0 || v.y0 >= g.maxY {
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return nil
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}
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st := g.MkStyle(fgColor, bgColor) // TODO: push up
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for i, ch := range v.Title {
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x := v.x0 + i + 2
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if x < 0 {
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@ -729,7 +711,6 @@ func (g *Gui) onEvent(ev tcell.Event) error {
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// GetViewRelativeMousePosition returns the View and relative x/y for the provided mouse event.
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func (g *Gui) GetViewRelativeMousePosition(ev tcell.Event) (*View, int, int, error) {
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if kbe, ok := ev.(*tcell.EventMouse); ok {
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mx, my := kbe.Position()
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v, err := g.ViewByPosition(mx, my)
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ѵµσɳɠ
3 years ago