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Move edit functions to edit.go

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This commit is contained in:
Roi Martin (@nibble_ds) 2014-01-22 23:44:08 +01:00
parent 55e61228f1
commit 4b396e1d8b
2 changed files with 66 additions and 53 deletions
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57
edit.go Normal file
View File

@ -0,0 +1,57 @@
package gocui
// editWrite writes a rune in edit mode.
func (v *View) editWrite(ch rune) error {
maxX, _ := v.Size()
v.writeRune(v.cx, v.cy, ch)
if v.cx == maxX-1 {
if err := v.SetOrigin(v.ox+1, v.oy); err != nil {
return err
}
} else {
if err := v.SetCursor(v.cx+1, v.cy); err != nil {
return err
}
}
return nil
}
// editDelete deletes a rune in edit mode. back determines the direction.
func (v *View) editDelete(back bool) error {
if back {
v.deleteRune(v.cx-1, v.cy)
if v.cx == 0 {
if v.ox > 0 {
if err := v.SetOrigin(v.ox-1, v.oy); err != nil {
return err
}
}
} else {
if err := v.SetCursor(v.cx-1, v.cy); err != nil {
return err
}
}
} else {
v.deleteRune(v.cx, v.cy)
}
return nil
}
// editLine inserts a new line under the cursor in edit mode.
func (v *View) editLine() error {
_, maxY := v.Size()
v.addLine(v.cy + 1)
if v.cy == maxY-1 {
if err := v.SetOrigin(0, v.oy+1); err != nil {
return err
}
if err := v.SetCursor(0, v.cy); err != nil {
return err
}
} else {
if err := v.SetCursor(0, v.cy+1); err != nil {
return err
}
}
return nil
}

62
gui.go
View File

@ -421,75 +421,31 @@ func (g *Gui) onKey(ev *termbox.Event) error {
}
}
for _, kb := range g.keybindings {
if ev.Ch == kb.ch && Key(ev.Key) == kb.key && Modifier(ev.Mod) == kb.mod &&
if kb.h != nil && ev.Ch == kb.ch && Key(ev.Key) == kb.key && Modifier(ev.Mod) == kb.mod &&
(kb.viewName == "" || (g.currentView != nil && kb.viewName == g.currentView.name)) {
if kb.h == nil {
return nil
if err := kb.h(g, g.currentView); err != nil {
return err
}
return kb.h(g, g.currentView)
}
}
return nil
}
// handleEdit manages the edition mode
// handleEdit manages the edition mode.
func (g *Gui) handleEdit(v *View, ev *termbox.Event) error {
maxX, maxY := v.Size()
switch {
case ev.Ch != 0 && ev.Mod == 0:
v.writeRune(v.cx, v.cy, ev.Ch)
if v.cx == maxX-1 {
if err := v.SetOrigin(v.ox+1, v.oy); err != nil {
return err
}
} else {
if err := v.SetCursor(v.cx+1, v.cy); err != nil {
return err
}
}
return v.editWrite(ev.Ch)
case ev.Key == termbox.KeySpace:
v.writeRune(v.cx, v.cy, ' ')
if v.cx == maxX-1 {
if err := v.SetOrigin(v.ox+1, v.oy); err != nil {
return err
}
} else {
if err := v.SetCursor(v.cx+1, v.cy); err != nil {
return err
}
}
return v.editWrite(' ')
case ev.Key == termbox.KeyBackspace || ev.Key == termbox.KeyBackspace2:
v.deleteRune(v.cx-1, v.cy)
if v.cx == 0 {
if v.ox > 0 {
if err := v.SetOrigin(v.ox-1, v.oy); err != nil {
return err
}
}
} else {
if err := v.SetCursor(v.cx-1, v.cy); err != nil {
return err
}
}
return v.editDelete(true)
case ev.Key == termbox.KeyDelete:
v.deleteRune(v.cx, v.cy)
return v.editDelete(false)
case ev.Key == termbox.KeyInsert:
v.overwrite = !v.overwrite
case ev.Key == termbox.KeyEnter:
v.addLine(v.cy + 1)
if v.cy == maxY-1 {
if err := v.SetOrigin(0, v.oy+1); err != nil {
return err
}
if err := v.SetCursor(0, v.cy); err != nil {
return err
}
} else {
if err := v.SetCursor(0, v.cy+1); err != nil {
return err
}
}
return v.editLine()
}
return nil
}