Support for more complex action chaining

internal/action/actions.go

@@ -92,19 +92,19 @@ func (h *BufPane) MousePress(e *tcell.EventMouse) bool {
 
 	h.Cursor.StoreVisualX()
 	h.lastLoc = mouseLoc
-	return false
+	return true
 }
 
 // ScrollUpAction scrolls the view up
 func (h *BufPane) ScrollUpAction() bool {
 	h.ScrollUp(util.IntOpt(h.Buf.Settings["scrollspeed"]))
-	return false
+	return true
 }
 
 // ScrollDownAction scrolls the view up
 func (h *BufPane) ScrollDownAction() bool {
 	h.ScrollDown(util.IntOpt(h.Buf.Settings["scrollspeed"]))
-	return false
+	return true
 }
 
 // Center centers the view on the cursor
@@ -118,6 +118,7 @@ func (h *BufPane) Center() bool {
 		v.StartLine = 0
 	}
 	h.SetView(v)
+	h.Relocate()
 	return true
 }
 
@@ -125,6 +126,7 @@ func (h *BufPane) Center() bool {
 func (h *BufPane) CursorUp() bool {
 	h.Cursor.Deselect(true)
 	h.Cursor.Up()
+	h.Relocate()
 	return true
 }
 
@@ -132,6 +134,7 @@ func (h *BufPane) CursorUp() bool {
 func (h *BufPane) CursorDown() bool {
 	h.Cursor.Deselect(true)
 	h.Cursor.Down()
+	h.Relocate()
 	return true
 }
 
@@ -156,6 +159,7 @@ func (h *BufPane) CursorLeft() bool {
 			h.Cursor.Left()
 		}
 	}
+	h.Relocate()
 	return true
 }
 
@@ -182,6 +186,7 @@ func (h *BufPane) CursorRight() bool {
 		}
 	}
 
+	h.Relocate()
 	return true
 }
 
@@ -189,6 +194,7 @@ func (h *BufPane) CursorRight() bool {
 func (h *BufPane) WordRight() bool {
 	h.Cursor.Deselect(false)
 	h.Cursor.WordRight()
+	h.Relocate()
 	return true
 }
 
@@ -196,6 +202,7 @@ func (h *BufPane) WordRight() bool {
 func (h *BufPane) WordLeft() bool {
 	h.Cursor.Deselect(true)
 	h.Cursor.WordLeft()
+	h.Relocate()
 	return true
 }
 
@@ -206,6 +213,7 @@ func (h *BufPane) SelectUp() bool {
 	}
 	h.Cursor.Up()
 	h.Cursor.SelectTo(h.Cursor.Loc)
+	h.Relocate()
 	return true
 }
 
@@ -216,6 +224,7 @@ func (h *BufPane) SelectDown() bool {
 	}
 	h.Cursor.Down()
 	h.Cursor.SelectTo(h.Cursor.Loc)
+	h.Relocate()
 	return true
 }
 
@@ -231,6 +240,7 @@ func (h *BufPane) SelectLeft() bool {
 	}
 	h.Cursor.Left()
 	h.Cursor.SelectTo(h.Cursor.Loc)
+	h.Relocate()
 	return true
 }
 
@@ -246,6 +256,7 @@ func (h *BufPane) SelectRight() bool {
 	}
 	h.Cursor.Right()
 	h.Cursor.SelectTo(h.Cursor.Loc)
+	h.Relocate()
 	return true
 }
 
@@ -256,6 +267,7 @@ func (h *BufPane) SelectWordRight() bool {
 	}
 	h.Cursor.WordRight()
 	h.Cursor.SelectTo(h.Cursor.Loc)
+	h.Relocate()
 	return true
 }
 
@@ -266,6 +278,7 @@ func (h *BufPane) SelectWordLeft() bool {
 	}
 	h.Cursor.WordLeft()
 	h.Cursor.SelectTo(h.Cursor.Loc)
+	h.Relocate()
 	return true
 }
 
@@ -278,6 +291,7 @@ func (h *BufPane) StartOfLine() bool {
 	// } else {
 	// 	h.Cursor.StartOfText()
 	// }
+	h.Relocate()
 	return true
 }
 
@@ -285,12 +299,14 @@ func (h *BufPane) StartOfLine() bool {
 func (h *BufPane) EndOfLine() bool {
 	h.Cursor.Deselect(true)
 	h.Cursor.End()
+	h.Relocate()
 	return true
 }
 
 // SelectLine selects the entire current line
 func (h *BufPane) SelectLine() bool {
 	h.Cursor.SelectLine()
+	h.Relocate()
 	return true
 }
 
@@ -301,6 +317,7 @@ func (h *BufPane) SelectToStartOfLine() bool {
 	}
 	h.Cursor.Start()
 	h.Cursor.SelectTo(h.Cursor.Loc)
+	h.Relocate()
 	return true
 }
 
@@ -311,6 +328,7 @@ func (h *BufPane) SelectToEndOfLine() bool {
 	}
 	h.Cursor.End()
 	h.Cursor.SelectTo(h.Cursor.Loc)
+	h.Relocate()
 	return true
 }
 
@@ -328,6 +346,7 @@ func (h *BufPane) ParagraphPrevious() bool {
 	if line == 0 {
 		h.Cursor.Loc = h.Buf.Start()
 	}
+	h.Relocate()
 	return true
 }
 
@@ -345,6 +364,7 @@ func (h *BufPane) ParagraphNext() bool {
 	if line == h.Buf.LinesNum() {
 		h.Cursor.Loc = h.Buf.End()
 	}
+	h.Relocate()
 	return true
 }
 
@@ -352,6 +372,7 @@ func (h *BufPane) ParagraphNext() bool {
 // on the user's settings
 func (h *BufPane) Retab() bool {
 	h.Buf.Retab()
+	h.Relocate()
 	return true
 }
 
@@ -360,6 +381,7 @@ func (h *BufPane) CursorStart() bool {
 	h.Cursor.Deselect(true)
 	h.Cursor.X = 0
 	h.Cursor.Y = 0
+	h.Relocate()
 	return true
 }
 
@@ -368,6 +390,7 @@ func (h *BufPane) CursorEnd() bool {
 	h.Cursor.Deselect(true)
 	h.Cursor.Loc = h.Buf.End()
 	h.Cursor.StoreVisualX()
+	h.Relocate()
 	return true
 }
 
@@ -378,6 +401,7 @@ func (h *BufPane) SelectToStart() bool {
 	}
 	h.CursorStart()
 	h.Cursor.SelectTo(h.Buf.Start())
+	h.Relocate()
 	return true
 }
 
@@ -388,6 +412,7 @@ func (h *BufPane) SelectToEnd() bool {
 	}
 	h.CursorEnd()
 	h.Cursor.SelectTo(h.Buf.End())
+	h.Relocate()
 	return true
 }
 
@@ -420,6 +445,7 @@ func (h *BufPane) InsertNewline() bool {
 		}
 	}
 	h.Cursor.LastVisualX = h.Cursor.GetVisualX()
+	h.Relocate()
 	return true
 }
 
@@ -449,6 +475,7 @@ func (h *BufPane) Backspace() bool {
 		}
 	}
 	h.Cursor.LastVisualX = h.Cursor.GetVisualX()
+	h.Relocate()
 	return true
 }
 
@@ -459,6 +486,7 @@ func (h *BufPane) DeleteWordRight() bool {
 		h.Cursor.DeleteSelection()
 		h.Cursor.ResetSelection()
 	}
+	h.Relocate()
 	return true
 }
 
@@ -469,6 +497,7 @@ func (h *BufPane) DeleteWordLeft() bool {
 		h.Cursor.DeleteSelection()
 		h.Cursor.ResetSelection()
 	}
+	h.Relocate()
 	return true
 }
 
@@ -483,6 +512,7 @@ func (h *BufPane) Delete() bool {
 			h.Buf.Remove(loc, loc.Move(1, h.Buf))
 		}
 	}
+	h.Relocate()
 	return true
 }
 
@@ -513,6 +543,7 @@ func (h *BufPane) IndentSelection() bool {
 		}
 		h.Buf.RelocateCursors()
 
+		h.Relocate()
 		return true
 	}
 	return false
@@ -531,6 +562,7 @@ func (h *BufPane) OutdentLine() bool {
 		h.Buf.Remove(buffer.Loc{X: 0, Y: h.Cursor.Y}, buffer.Loc{X: 1, Y: h.Cursor.Y})
 	}
 	h.Buf.RelocateCursors()
+	h.Relocate()
 	return true
 }
 
@@ -557,29 +589,37 @@ func (h *BufPane) OutdentSelection() bool {
 		}
 		h.Buf.RelocateCursors()
 
+		h.Relocate()
 		return true
 	}
 	return false
 }
 
-// InsertTab inserts a tab or spaces
-func (h *BufPane) InsertTab() bool {
+// Autocomplete cycles the suggestions and performs autocompletion if there are suggestions
+func (h *BufPane) Autocomplete() bool {
 	b := h.Buf
+
+	if h.Cursor.HasSelection() {
+		return false
+	}
+
 	if b.HasSuggestions {
 		b.CycleAutocomplete(true)
 		return true
 	}
+	return b.Autocomplete(buffer.BufferComplete)
+}
 
+// InsertTab inserts a tab or spaces
+func (h *BufPane) InsertTab() bool {
+	b := h.Buf
 	l := b.LineBytes(h.Cursor.Y)
 	l = util.SliceStart(l, h.Cursor.X)
-	hasComplete := b.Autocomplete(buffer.BufferComplete)
-	if !hasComplete {
-		indent := b.IndentString(util.IntOpt(b.Settings["tabsize"]))
-		tabBytes := len(indent)
-		bytesUntilIndent := tabBytes - (h.Cursor.GetVisualX() % tabBytes)
-		b.Insert(h.Cursor.Loc, indent[:bytesUntilIndent])
-		return true
-	}
+	indent := b.IndentString(util.IntOpt(b.Settings["tabsize"]))
+	tabBytes := len(indent)
+	bytesUntilIndent := tabBytes - (h.Cursor.GetVisualX() % tabBytes)
+	b.Insert(h.Cursor.Loc, indent[:bytesUntilIndent])
+	h.Relocate()
 	return true
 }
 
@@ -588,7 +628,7 @@ func (h *BufPane) SaveAll() bool {
 	for _, b := range buffer.OpenBuffers {
 		b.Save()
 	}
-	return false
+	return true
 }
 
 // Save the buffer to disk
@@ -600,7 +640,7 @@ func (h *BufPane) Save() bool {
 		h.saveBufToFile(h.Buf.Path)
 	}
 
-	return false
+	return true
 }
 
 // SaveAs saves the buffer to disk with the given name
@@ -618,7 +658,7 @@ func (h *BufPane) SaveAs() bool {
 
 		}
 	})
-	return false
+	return true
 }
 
 // This function saves the buffer to `filename` and changes the buffer's path and name
@@ -690,7 +730,7 @@ func (h *BufPane) Find() bool {
 		h.Relocate()
 	})
 
-	return false
+	return true
 }
 
 // FindNext searches forwards for the last used search term
@@ -716,6 +756,7 @@ func (h *BufPane) FindNext() bool {
 	} else {
 		h.Cursor.ResetSelection()
 	}
+	h.Relocate()
 	return true
 }
 
@@ -742,6 +783,7 @@ func (h *BufPane) FindPrevious() bool {
 	} else {
 		h.Cursor.ResetSelection()
 	}
+	h.Relocate()
 	return true
 }
 
@@ -749,6 +791,7 @@ func (h *BufPane) FindPrevious() bool {
 func (h *BufPane) Undo() bool {
 	h.Buf.Undo()
 	InfoBar.Message("Undid action")
+	h.Relocate()
 	return true
 }
 
@@ -756,6 +799,7 @@ func (h *BufPane) Undo() bool {
 func (h *BufPane) Redo() bool {
 	h.Buf.Redo()
 	InfoBar.Message("Redid action")
+	h.Relocate()
 	return true
 }
 
@@ -766,6 +810,7 @@ func (h *BufPane) Copy() bool {
 		h.freshClip = true
 		InfoBar.Message("Copied selection")
 	}
+	h.Relocate()
 	return true
 }
 
@@ -791,6 +836,7 @@ func (h *BufPane) CutLine() bool {
 	h.Cursor.DeleteSelection()
 	h.Cursor.ResetSelection()
 	InfoBar.Message("Cut line")
+	h.Relocate()
 	return true
 }
 
@@ -803,6 +849,7 @@ func (h *BufPane) Cut() bool {
 		h.freshClip = true
 		InfoBar.Message("Cut selection")
 
+		h.Relocate()
 		return true
 	} else {
 		return h.CutLine()
@@ -820,6 +867,7 @@ func (h *BufPane) DuplicateLine() bool {
 	}
 
 	InfoBar.Message("Duplicated line")
+	h.Relocate()
 	return true
 }
 
@@ -832,6 +880,7 @@ func (h *BufPane) DeleteLine() bool {
 	h.Cursor.DeleteSelection()
 	h.Cursor.ResetSelection()
 	InfoBar.Message("Deleted line")
+	h.Relocate()
 	return true
 }
 
@@ -839,8 +888,8 @@ func (h *BufPane) DeleteLine() bool {
 func (h *BufPane) MoveLinesUp() bool {
 	if h.Cursor.HasSelection() {
 		if h.Cursor.CurSelection[0].Y == 0 {
-			InfoBar.Message("Can not move further up")
-			return true
+			InfoBar.Message("Cannot move further up")
+			return false
 		}
 		start := h.Cursor.CurSelection[0].Y
 		end := h.Cursor.CurSelection[1].Y
@@ -855,8 +904,8 @@ func (h *BufPane) MoveLinesUp() bool {
 		h.Cursor.CurSelection[1].Y -= 1
 	} else {
 		if h.Cursor.Loc.Y == 0 {
-			InfoBar.Message("Can not move further up")
-			return true
+			InfoBar.Message("Cannot move further up")
+			return false
 		}
 		h.Buf.MoveLinesUp(
 			h.Cursor.Loc.Y,
@@ -864,6 +913,7 @@ func (h *BufPane) MoveLinesUp() bool {
 		)
 	}
 
+	h.Relocate()
 	return true
 }
 
@@ -871,8 +921,8 @@ func (h *BufPane) MoveLinesUp() bool {
 func (h *BufPane) MoveLinesDown() bool {
 	if h.Cursor.HasSelection() {
 		if h.Cursor.CurSelection[1].Y >= h.Buf.LinesNum() {
-			InfoBar.Message("Can not move further down")
-			return true
+			InfoBar.Message("Cannot move further down")
+			return false
 		}
 		start := h.Cursor.CurSelection[0].Y
 		end := h.Cursor.CurSelection[1].Y
@@ -886,8 +936,8 @@ func (h *BufPane) MoveLinesDown() bool {
 		)
 	} else {
 		if h.Cursor.Loc.Y >= h.Buf.LinesNum()-1 {
-			InfoBar.Message("Can not move further down")
-			return true
+			InfoBar.Message("Cannot move further down")
+			return false
 		}
 		h.Buf.MoveLinesDown(
 			h.Cursor.Loc.Y,
@@ -895,6 +945,7 @@ func (h *BufPane) MoveLinesDown() bool {
 		)
 	}
 
+	h.Relocate()
 	return true
 }
 
@@ -903,6 +954,7 @@ func (h *BufPane) MoveLinesDown() bool {
 func (h *BufPane) Paste() bool {
 	clip, _ := clipboard.ReadAll("clipboard")
 	h.paste(clip)
+	h.Relocate()
 	return true
 }
 
@@ -910,6 +962,7 @@ func (h *BufPane) Paste() bool {
 func (h *BufPane) PastePrimary() bool {
 	clip, _ := clipboard.ReadAll("primary")
 	h.paste(clip)
+	h.Relocate()
 	return true
 }
 
@@ -948,6 +1001,7 @@ func (h *BufPane) JumpToMatchingBrace() bool {
 		}
 	}
 
+	h.Relocate()
 	return true
 }
 
@@ -958,6 +1012,7 @@ func (h *BufPane) SelectAll() bool {
 	// Put the cursor at the beginning
 	h.Cursor.X = 0
 	h.Cursor.Y = 0
+	h.Relocate()
 	return true
 }
 
@@ -968,7 +1023,7 @@ func (h *BufPane) OpenFile() bool {
 			h.HandleCommand(resp)
 		}
 	})
-	return false
+	return true
 }
 
 // Start moves the viewport to the start of the buffer
@@ -976,7 +1031,7 @@ func (h *BufPane) Start() bool {
 	v := h.GetView()
 	v.StartLine = 0
 	h.SetView(v)
-	return false
+	return true
 }
 
 // End moves the viewport to the end of the buffer
@@ -990,7 +1045,7 @@ func (h *BufPane) End() bool {
 		v.StartLine = h.Buf.LinesNum() - v.Height
 		h.SetView(v)
 	}
-	return false
+	return true
 }
 
 // PageUp scrolls the view up a page
@@ -1002,7 +1057,7 @@ func (h *BufPane) PageUp() bool {
 		v.StartLine = 0
 	}
 	h.SetView(v)
-	return false
+	return true
 }
 
 // PageDown scrolls the view down a page
@@ -1013,7 +1068,7 @@ func (h *BufPane) PageDown() bool {
 	} else if h.Buf.LinesNum() >= v.Height {
 		v.StartLine = h.Buf.LinesNum() - v.Height
 	}
-	return false
+	return true
 }
 
 // SelectPageUp selects up one page
@@ -1023,6 +1078,7 @@ func (h *BufPane) SelectPageUp() bool {
 	}
 	h.Cursor.UpN(h.GetView().Height)
 	h.Cursor.SelectTo(h.Cursor.Loc)
+	h.Relocate()
 	return true
 }
 
@@ -1033,6 +1089,7 @@ func (h *BufPane) SelectPageDown() bool {
 	}
 	h.Cursor.DownN(h.GetView().Height)
 	h.Cursor.SelectTo(h.Cursor.Loc)
+	h.Relocate()
 	return true
 }
 
@@ -1046,6 +1103,7 @@ func (h *BufPane) CursorPageUp() bool {
 		h.Cursor.StoreVisualX()
 	}
 	h.Cursor.UpN(h.GetView().Height)
+	h.Relocate()
 	return true
 }
 
@@ -1059,6 +1117,7 @@ func (h *BufPane) CursorPageDown() bool {
 		h.Cursor.StoreVisualX()
 	}
 	h.Cursor.DownN(h.GetView().Height)
+	h.Relocate()
 	return true
 }
 
@@ -1071,7 +1130,7 @@ func (h *BufPane) HalfPageUp() bool {
 		v.StartLine = 0
 	}
 	h.SetView(v)
-	return false
+	return true
 }
 
 // HalfPageDown scrolls the view down half a page
@@ -1085,7 +1144,7 @@ func (h *BufPane) HalfPageDown() bool {
 		}
 	}
 	h.SetView(v)
-	return false
+	return true
 }
 
 // ToggleRuler turns line numbers off and on
@@ -1097,13 +1156,13 @@ func (h *BufPane) ToggleRuler() bool {
 		h.Buf.Settings["ruler"] = false
 		InfoBar.Message("Disabled ruler")
 	}
-	return false
+	return true
 }
 
 // ClearStatus clears the messenger bar
 func (h *BufPane) ClearStatus() bool {
 	InfoBar.Message("")
-	return false
+	return true
 }
 
 // ToggleHelp toggles the help screen
@@ -1113,14 +1172,14 @@ func (h *BufPane) ToggleHelp() bool {
 	} else {
 		h.openHelp("help")
 	}
-	return false
+	return true
 }
 
 // ToggleKeyMenu toggles the keymenu option and resizes all tabs
 func (h *BufPane) ToggleKeyMenu() bool {
 	config.GlobalSettings["keymenu"] = !config.GetGlobalOption("keymenu").(bool)
 	Tabs.Resize()
-	return false
+	return true
 }
 
 // ShellMode opens a terminal to run a shell command
@@ -1132,7 +1191,7 @@ func (h *BufPane) ShellMode() bool {
 		}
 	})
 
-	return false
+	return true
 }
 
 // CommandMode lets the user enter a command
@@ -1142,18 +1201,18 @@ func (h *BufPane) CommandMode() bool {
 			h.HandleCommand(resp)
 		}
 	})
-	return false
+	return true
 }
 
 // ToggleOverwriteMode lets the user toggle the text overwrite mode
 func (h *BufPane) ToggleOverwriteMode() bool {
 	h.isOverwriteMode = !h.isOverwriteMode
-	return false
+	return true
 }
 
 // Escape leaves current mode
 func (h *BufPane) Escape() bool {
-	return false
+	return true
 }
 
 // Quit this will close the current tab or view that is open
@@ -1188,7 +1247,7 @@ func (h *BufPane) Quit() bool {
 	} else {
 		quit()
 	}
-	return false
+	return true
 }
 
 // QuitAll quits the whole editor; all splits and tabs
@@ -1220,7 +1279,7 @@ func (h *BufPane) QuitAll() bool {
 		quit()
 	}
 
-	return false
+	return true
 }
 
 // AddTab adds a new tab with an empty buffer
@@ -1232,7 +1291,7 @@ func (h *BufPane) AddTab() bool {
 	Tabs.AddTab(tp)
 	Tabs.SetActive(len(Tabs.List) - 1)
 
-	return false
+	return true
 }
 
 // PreviousTab switches to the previous tab in the tab list
@@ -1240,28 +1299,28 @@ func (h *BufPane) PreviousTab() bool {
 	a := Tabs.Active()
 	Tabs.SetActive(util.Clamp(a-1, 0, len(Tabs.List)-1))
 
-	return false
+	return true
 }
 
 // NextTab switches to the next tab in the tab list
 func (h *BufPane) NextTab() bool {
 	a := Tabs.Active()
 	Tabs.SetActive(util.Clamp(a+1, 0, len(Tabs.List)-1))
-	return false
+	return true
 }
 
 // VSplitAction opens an empty vertical split
 func (h *BufPane) VSplitAction() bool {
 	h.VSplitBuf(buffer.NewBufferFromString("", "", buffer.BTDefault))
 
-	return false
+	return true
 }
 
 // HSplitAction opens an empty horizontal split
 func (h *BufPane) HSplitAction() bool {
 	h.HSplitBuf(buffer.NewBufferFromString("", "", buffer.BTDefault))
 
-	return false
+	return true
 }
 
 // Unsplit closes all splits in the current tab except the active one
@@ -1272,7 +1331,7 @@ func (h *BufPane) Unsplit() bool {
 	MainTab().RemovePane(MainTab().GetPane(h.splitID))
 	MainTab().Resize()
 	MainTab().SetActive(len(MainTab().Panes) - 1)
-	return false
+	return true
 }
 
 // NextSplit changes the view to the next split
@@ -1286,7 +1345,7 @@ func (h *BufPane) NextSplit() bool {
 
 	MainTab().SetActive(a)
 
-	return false
+	return true
 }
 
 // PreviousSplit changes the view to the previous split
@@ -1299,7 +1358,7 @@ func (h *BufPane) PreviousSplit() bool {
 	}
 	MainTab().SetActive(a)
 
-	return false
+	return true
 }
 
 var curmacro []interface{}
@@ -1314,6 +1373,7 @@ func (h *BufPane) ToggleMacro() bool {
 	} else {
 		InfoBar.Message("Stopped recording")
 	}
+	h.Relocate()
 	return true
 }
 
@@ -1330,6 +1390,7 @@ func (h *BufPane) PlayMacro() bool {
 			h.DoKeyEvent(t)
 		}
 	}
+	h.Relocate()
 	return true
 }
 
@@ -1339,6 +1400,7 @@ func (h *BufPane) SpawnMultiCursor() bool {
 	if !spawner.HasSelection() {
 		spawner.SelectWord()
 		h.multiWord = true
+		h.Relocate()
 		return true
 	}
 
@@ -1369,6 +1431,7 @@ func (h *BufPane) SpawnMultiCursor() bool {
 		InfoBar.Message("No matches found")
 	}
 
+	h.Relocate()
 	return true
 }
 
@@ -1403,7 +1466,7 @@ func (h *BufPane) SpawnMultiCursorSelect() bool {
 		return false
 	}
 	InfoBar.Message("Added cursors from selection")
-	return false
+	return true
 }
 
 // MouseMultiCursor is a mouse action which puts a new cursor at the mouse position
@@ -1415,7 +1478,7 @@ func (h *BufPane) MouseMultiCursor(e *tcell.EventMouse) bool {
 	b.AddCursor(c)
 	b.MergeCursors()
 
-	return false
+	return true
 }
 
 // SkipMultiCursor moves the current multiple cursor to the next available position
@@ -1446,6 +1509,7 @@ func (h *BufPane) SkipMultiCursor() bool {
 	} else {
 		InfoBar.Message("No matches found")
 	}
+	h.Relocate()
 	return true
 }
 
@@ -1458,6 +1522,7 @@ func (h *BufPane) RemoveMultiCursor() bool {
 	} else {
 		h.multiWord = false
 	}
+	h.Relocate()
 	return true
 }
 
@@ -1465,9 +1530,11 @@ func (h *BufPane) RemoveMultiCursor() bool {
 func (h *BufPane) RemoveAllMultiCursors() bool {
 	h.Buf.ClearCursors()
 	h.multiWord = false
+	h.Relocate()
 	return true
 }
 
+// None is an action that does nothing
 func (h *BufPane) None() bool {
-	return false
+	return true
 }

internal/action/bindings.go

@@ -422,8 +422,8 @@ func DefaultBindings() map[string]string {
 		"Backspace":      "Backspace",
 		"Alt-CtrlH":      "DeleteWordLeft",
 		"Alt-Backspace":  "DeleteWordLeft",
-		"Tab":            "InsertTab",
-		"Backtab":        "OutdentLine",
+		"Tab":            "Autocomplete|IndentSelection|InsertTab",
+		"Backtab":        "OutdentSelection|OutdentLine",
 		"CtrlO":          "OpenFile",
 		"CtrlS":          "Save",
 		"CtrlF":          "Find",

internal/action/bufpane.go

@@ -53,18 +53,35 @@ func LuaAction(fn string) func(*BufPane) bool {
 
 // BufMapKey maps a key event to an action
 func BufMapKey(k Event, action string) {
-	actions := strings.SplitN(action, ",", -1)
 	BufKeyStrings[k] = action
-	actionfns := make([]func(*BufPane) bool, len(actions))
-	for i, a := range actions {
-		// a = strings.TrimSpace(a)
+	var actionfns []func(*BufPane) bool
+	var names []string
+	var types []byte
+	for i := 0; ; i++ {
+		if action == "" {
+			break
+		}
+
+		idx := strings.IndexAny(action, "&|,")
+		a := action
+		if idx >= 0 {
+			a = action[:idx]
+			types = append(types, action[idx])
+			action = action[idx+1:]
+		} else {
+			types = append(types, ' ')
+			action = ""
+		}
+
 		var afn func(*BufPane) bool
 		if strings.HasPrefix(action, "command:") {
 			a = strings.SplitN(a, ":", 2)[1]
 			afn = CommandAction(a)
+			names = append(names, "")
 		} else if strings.HasPrefix(a, "command-edit:") {
 			a = strings.SplitN(a, ":", 2)[1]
 			afn = CommandEditAction(a)
+			names = append(names, "")
 		} else if strings.HasPrefix(a, "lua:") {
 			a = strings.SplitN(a, ":", 2)[1]
 			afn = LuaAction(a)
@@ -72,19 +89,31 @@ func BufMapKey(k Event, action string) {
 				screen.TermMessage("Lua Error:", action, "does not exist")
 				continue
 			}
+			names = append(names, "")
 		} else if f, ok := BufKeyActions[a]; ok {
 			afn = f
+			names = append(names, a)
 		} else {
 			screen.TermMessage("Error:", action, "does not exist")
+			continue
 		}
-		actionfns[i] = afn
+		actionfns = append(actionfns, afn)
 	}
 	BufKeyBindings[k] = func(h *BufPane) bool {
-		b := false
-		for _, a := range actionfns {
-			b = a(h) || b
+		cursors := h.Buf.GetCursors()
+		success := true
+		for i, a := range actionfns {
+			for j, c := range cursors {
+				h.Buf.SetCurCursor(c.Num)
+				h.Cursor = c
+				if i == 0 || (success && types[i-1] == '&') || (!success && types[i-1] == '|') || (types[i-1] == ',') {
+					success = h.execAction(a, names[i], j)
+				} else {
+					break
+				}
+			}
 		}
-		return b
+		return true
 	}
 }
 
@@ -291,43 +320,34 @@ func (h *BufPane) HandleEvent(event tcell.Event) {
 // to and executing it (possibly multiple times for multiple cursors)
 func (h *BufPane) DoKeyEvent(e Event) bool {
 	if action, ok := BufKeyBindings[e]; ok {
-		estr := BufKeyStrings[e]
-		if estr != "InsertTab" {
-			h.Buf.HasSuggestions = false
-		}
-		for _, s := range MultiActions {
-			if s == estr {
-				cursors := h.Buf.GetCursors()
-				for _, c := range cursors {
-					h.Buf.SetCurCursor(c.Num)
-					h.Cursor = c
-					if !h.PluginCB("pre" + estr) {
-						// canceled by plugin
-						continue
-					}
-					rel := action(h)
-					if h.PluginCB("on"+estr) && rel {
-						h.Relocate()
-					}
+		return action(h)
+	}
+	return false
+}
 
-					if recording_macro {
-						if estr != "ToggleMacro" && estr != "PlayMacro" {
-							curmacro = append(curmacro, e)
-						}
+func (h *BufPane) execAction(action func(*BufPane) bool, name string, cursor int) bool {
+	if name != "Autocomplete" {
+		h.Buf.HasSuggestions = false
+	}
+
+	_, isMulti := MultiActions[name]
+	if (!isMulti && cursor == 0) || isMulti {
+		if h.PluginCB("pre" + name) {
+			asuccess := action(h)
+			psuccess := h.PluginCB("on" + name)
+
+			if isMulti {
+				if recording_macro {
+					if name != "ToggleMacro" && name != "PlayMacro" {
+						curmacro = append(curmacro, action)
 					}
 				}
-				return true
 			}
+
+			return asuccess && psuccess
 		}
-		if !h.PluginCB("pre" + estr) {
-			return false
-		}
-		rel := action(h)
-		if h.PluginCB("on"+estr) && rel {
-			h.Relocate()
-		}
-		return true
 	}
+
 	return false
 }
 
@@ -469,6 +489,7 @@ var BufKeyActions = map[string]BufKeyAction{
 	"MoveLinesDown":          (*BufPane).MoveLinesDown,
 	"IndentSelection":        (*BufPane).IndentSelection,
 	"OutdentSelection":       (*BufPane).OutdentSelection,
+	"Autocomplete":           (*BufPane).Autocomplete,
 	"OutdentLine":            (*BufPane).OutdentLine,
 	"Paste":                  (*BufPane).Paste,
 	"PastePrimary":           (*BufPane).PastePrimary,
@@ -529,52 +550,52 @@ var BufMouseActions = map[string]BufMouseAction{
 // times if there are multiple cursors (one per cursor)
 // Generally actions that modify global editor state like quitting or
 // saving should not be included in this list
-var MultiActions = []string{
-	"CursorUp",
-	"CursorDown",
-	"CursorPageUp",
-	"CursorPageDown",
-	"CursorLeft",
-	"CursorRight",
-	"CursorStart",
-	"CursorEnd",
-	"SelectToStart",
-	"SelectToEnd",
-	"SelectUp",
-	"SelectDown",
-	"SelectLeft",
-	"SelectRight",
-	"WordRight",
-	"WordLeft",
-	"SelectWordRight",
-	"SelectWordLeft",
-	"DeleteWordRight",
-	"DeleteWordLeft",
-	"SelectLine",
-	"SelectToStartOfLine",
-	"SelectToEndOfLine",
-	"ParagraphPrevious",
-	"ParagraphNext",
-	"InsertNewline",
-	"Backspace",
-	"Delete",
-	"InsertTab",
-	"FindNext",
-	"FindPrevious",
-	"Cut",
-	"CutLine",
-	"DuplicateLine",
-	"DeleteLine",
-	"MoveLinesUp",
-	"MoveLinesDown",
-	"IndentSelection",
-	"OutdentSelection",
-	"OutdentLine",
-	"Paste",
-	"PastePrimary",
-	"SelectPageUp",
-	"SelectPageDown",
-	"StartOfLine",
-	"EndOfLine",
-	"JumpToMatchingBrace",
+var MultiActions = map[string]bool{
+	"CursorUp":            true,
+	"CursorDown":          true,
+	"CursorPageUp":        true,
+	"CursorPageDown":      true,
+	"CursorLeft":          true,
+	"CursorRight":         true,
+	"CursorStart":         true,
+	"CursorEnd":           true,
+	"SelectToStart":       true,
+	"SelectToEnd":         true,
+	"SelectUp":            true,
+	"SelectDown":          true,
+	"SelectLeft":          true,
+	"SelectRight":         true,
+	"WordRight":           true,
+	"WordLeft":            true,
+	"SelectWordRight":     true,
+	"SelectWordLeft":      true,
+	"DeleteWordRight":     true,
+	"DeleteWordLeft":      true,
+	"SelectLine":          true,
+	"SelectToStartOfLine": true,
+	"SelectToEndOfLine":   true,
+	"ParagraphPrevious":   true,
+	"ParagraphNext":       true,
+	"InsertNewline":       true,
+	"Backspace":           true,
+	"Delete":              true,
+	"InsertTab":           true,
+	"FindNext":            true,
+	"FindPrevious":        true,
+	"Cut":                 true,
+	"CutLine":             true,
+	"DuplicateLine":       true,
+	"DeleteLine":          true,
+	"MoveLinesUp":         true,
+	"MoveLinesDown":       true,
+	"IndentSelection":     true,
+	"OutdentSelection":    true,
+	"OutdentLine":         true,
+	"Paste":               true,
+	"PastePrimary":        true,
+	"SelectPageUp":        true,
+	"SelectPageDown":      true,
+	"StartOfLine":         true,
+	"EndOfLine":           true,
+	"JumpToMatchingBrace": true,
 }