internal/display/uiwindow.go

   1 package display
   2
   3 import (
   4         "github.com/zyedidia/micro/v2/internal/buffer"
   5         "github.com/zyedidia/micro/v2/internal/config"
   6         "github.com/zyedidia/micro/v2/internal/screen"
   7         "github.com/zyedidia/micro/v2/internal/util"
   8         "github.com/zyedidia/micro/v2/internal/views"
   9 )
  10
  11 type UIWindow struct {
  12         root *views.Node
  13 }
  14
  15 func NewUIWindow(n *views.Node) *UIWindow {
  16         uw := new(UIWindow)
  17         uw.root = n
  18         return uw
  19 }
  20
  21 func (w *UIWindow) drawNode(n *views.Node) {
  22         cs := n.Children()
  23         dividerStyle := config.DefStyle
  24         if style, ok := config.Colorscheme["divider"]; ok {
  25                 dividerStyle = style
  26         }
  27
  28         divchars := config.GetGlobalOption("divchars").(string)
  29         if util.CharacterCountInString(divchars) != 2 {
  30                 divchars = "|-"
  31         }
  32
  33         divchar, combc, _ := util.DecodeCharacterInString(divchars)
  34
  35         divreverse := config.GetGlobalOption("divreverse").(bool)
  36         if divreverse {
  37                 dividerStyle = dividerStyle.Reverse(true)
  38         }
  39
  40         for i, c := range cs {
  41                 if c.IsLeaf() && c.Kind == views.STVert {
  42                         if i != len(cs)-1 {
  43                                 for h := 0; h < c.H; h++ {
  44                                         screen.SetContent(c.X+c.W, c.Y+h, divchar, combc, dividerStyle)
  45                                 }
  46                         }
  47                 } else {
  48                         w.drawNode(c)
  49                 }
  50         }
  51 }
  52
  53 func (w *UIWindow) Display() {
  54         w.drawNode(w.root)
  55 }
  56
  57 func (w *UIWindow) GetMouseSplitID(vloc buffer.Loc) uint64 {
  58         var mouseLoc func(*views.Node) uint64
  59         mouseLoc = func(n *views.Node) uint64 {
  60                 cs := n.Children()
  61                 for i, c := range cs {
  62                         if c.Kind == views.STVert {
  63                                 if i != len(cs)-1 {
  64                                         if vloc.X == c.X+c.W && vloc.Y >= c.Y && vloc.Y < c.Y+c.H {
  65                                                 return c.ID()
  66                                         }
  67                                 }
  68                         } else if c.Kind == views.STHoriz {
  69                                 if i != len(cs)-1 {
  70                                         if vloc.Y == c.Y+c.H-1 && vloc.X >= c.X && vloc.X < c.X+c.W {
  71                                                 return c.ID()
  72                                         }
  73                                 }
  74                         }
  75                 }
  76                 for _, c := range cs {
  77                         m := mouseLoc(c)
  78                         if m != 0 {
  79                                 return m
  80                         }
  81                 }
  82                 return 0
  83         }
  84         return mouseLoc(w.root)
  85 }
  86 func (w *UIWindow) Resize(width, height int) {}
  87 func (w *UIWindow) SetActive(b bool)         {}