package main
import (
- "encoding/json"
"io/ioutil"
"os"
- "strconv"
"strings"
- "time"
- "github.com/mitchellh/go-homedir"
- "github.com/zyedidia/clipboard"
+ "github.com/zyedidia/json5/encoding/json5"
"github.com/zyedidia/tcell"
)
-var bindings map[Key]func(*View) bool
+var bindings map[Key][]func(*View, bool) bool
+var helpBinding string
+
+var bindingActions = map[string]func(*View, bool) bool{
+ "CursorUp": (*View).CursorUp,
+ "CursorDown": (*View).CursorDown,
+ "CursorPageUp": (*View).CursorPageUp,
+ "CursorPageDown": (*View).CursorPageDown,
+ "CursorLeft": (*View).CursorLeft,
+ "CursorRight": (*View).CursorRight,
+ "CursorStart": (*View).CursorStart,
+ "CursorEnd": (*View).CursorEnd,
+ "SelectToStart": (*View).SelectToStart,
+ "SelectToEnd": (*View).SelectToEnd,
+ "SelectUp": (*View).SelectUp,
+ "SelectDown": (*View).SelectDown,
+ "SelectLeft": (*View).SelectLeft,
+ "SelectRight": (*View).SelectRight,
+ "WordRight": (*View).WordRight,
+ "WordLeft": (*View).WordLeft,
+ "SelectWordRight": (*View).SelectWordRight,
+ "SelectWordLeft": (*View).SelectWordLeft,
+ "DeleteWordRight": (*View).DeleteWordRight,
+ "DeleteWordLeft": (*View).DeleteWordLeft,
+ "SelectToStartOfLine": (*View).SelectToStartOfLine,
+ "SelectToEndOfLine": (*View).SelectToEndOfLine,
+ "InsertNewline": (*View).InsertNewline,
+ "InsertSpace": (*View).InsertSpace,
+ "Backspace": (*View).Backspace,
+ "Delete": (*View).Delete,
+ "InsertTab": (*View).InsertTab,
+ "Save": (*View).Save,
+ "Find": (*View).Find,
+ "FindNext": (*View).FindNext,
+ "FindPrevious": (*View).FindPrevious,
+ "Center": (*View).Center,
+ "Undo": (*View).Undo,
+ "Redo": (*View).Redo,
+ "Copy": (*View).Copy,
+ "Cut": (*View).Cut,
+ "CutLine": (*View).CutLine,
+ "DuplicateLine": (*View).DuplicateLine,
+ "DeleteLine": (*View).DeleteLine,
+ "MoveLinesUp": (*View).MoveLinesUp,
+ "MoveLinesDown": (*View).MoveLinesDown,
+ "IndentSelection": (*View).IndentSelection,
+ "OutdentSelection": (*View).OutdentSelection,
+ "Paste": (*View).Paste,
+ "PastePrimary": (*View).PastePrimary,
+ "SelectAll": (*View).SelectAll,
+ "OpenFile": (*View).OpenFile,
+ "Start": (*View).Start,
+ "End": (*View).End,
+ "PageUp": (*View).PageUp,
+ "PageDown": (*View).PageDown,
+ "HalfPageUp": (*View).HalfPageUp,
+ "HalfPageDown": (*View).HalfPageDown,
+ "StartOfLine": (*View).StartOfLine,
+ "EndOfLine": (*View).EndOfLine,
+ "ToggleHelp": (*View).ToggleHelp,
+ "ToggleRuler": (*View).ToggleRuler,
+ "JumpLine": (*View).JumpLine,
+ "ClearStatus": (*View).ClearStatus,
+ "ShellMode": (*View).ShellMode,
+ "CommandMode": (*View).CommandMode,
+ "Escape": (*View).Escape,
+ "Quit": (*View).Quit,
+ "QuitAll": (*View).QuitAll,
+ "AddTab": (*View).AddTab,
+ "PreviousTab": (*View).PreviousTab,
+ "NextTab": (*View).NextTab,
+ "NextSplit": (*View).NextSplit,
+ "PreviousSplit": (*View).PreviousSplit,
+ "Unsplit": (*View).Unsplit,
+ "VSplit": (*View).VSplitBinding,
+ "HSplit": (*View).HSplitBinding,
+ "ToggleMacro": (*View).ToggleMacro,
+ "PlayMacro": (*View).PlayMacro,
+
+ // This was changed to InsertNewline but I don't want to break backwards compatibility
+ "InsertEnter": (*View).InsertNewline,
+}
+
+var bindingKeys = map[string]tcell.Key{
+ "Up": tcell.KeyUp,
+ "Down": tcell.KeyDown,
+ "Right": tcell.KeyRight,
+ "Left": tcell.KeyLeft,
+ "UpLeft": tcell.KeyUpLeft,
+ "UpRight": tcell.KeyUpRight,
+ "DownLeft": tcell.KeyDownLeft,
+ "DownRight": tcell.KeyDownRight,
+ "Center": tcell.KeyCenter,
+ "PageUp": tcell.KeyPgUp,
+ "PageDown": tcell.KeyPgDn,
+ "Home": tcell.KeyHome,
+ "End": tcell.KeyEnd,
+ "Insert": tcell.KeyInsert,
+ "Delete": tcell.KeyDelete,
+ "Help": tcell.KeyHelp,
+ "Exit": tcell.KeyExit,
+ "Clear": tcell.KeyClear,
+ "Cancel": tcell.KeyCancel,
+ "Print": tcell.KeyPrint,
+ "Pause": tcell.KeyPause,
+ "Backtab": tcell.KeyBacktab,
+ "F1": tcell.KeyF1,
+ "F2": tcell.KeyF2,
+ "F3": tcell.KeyF3,
+ "F4": tcell.KeyF4,
+ "F5": tcell.KeyF5,
+ "F6": tcell.KeyF6,
+ "F7": tcell.KeyF7,
+ "F8": tcell.KeyF8,
+ "F9": tcell.KeyF9,
+ "F10": tcell.KeyF10,
+ "F11": tcell.KeyF11,
+ "F12": tcell.KeyF12,
+ "F13": tcell.KeyF13,
+ "F14": tcell.KeyF14,
+ "F15": tcell.KeyF15,
+ "F16": tcell.KeyF16,
+ "F17": tcell.KeyF17,
+ "F18": tcell.KeyF18,
+ "F19": tcell.KeyF19,
+ "F20": tcell.KeyF20,
+ "F21": tcell.KeyF21,
+ "F22": tcell.KeyF22,
+ "F23": tcell.KeyF23,
+ "F24": tcell.KeyF24,
+ "F25": tcell.KeyF25,
+ "F26": tcell.KeyF26,
+ "F27": tcell.KeyF27,
+ "F28": tcell.KeyF28,
+ "F29": tcell.KeyF29,
+ "F30": tcell.KeyF30,
+ "F31": tcell.KeyF31,
+ "F32": tcell.KeyF32,
+ "F33": tcell.KeyF33,
+ "F34": tcell.KeyF34,
+ "F35": tcell.KeyF35,
+ "F36": tcell.KeyF36,
+ "F37": tcell.KeyF37,
+ "F38": tcell.KeyF38,
+ "F39": tcell.KeyF39,
+ "F40": tcell.KeyF40,
+ "F41": tcell.KeyF41,
+ "F42": tcell.KeyF42,
+ "F43": tcell.KeyF43,
+ "F44": tcell.KeyF44,
+ "F45": tcell.KeyF45,
+ "F46": tcell.KeyF46,
+ "F47": tcell.KeyF47,
+ "F48": tcell.KeyF48,
+ "F49": tcell.KeyF49,
+ "F50": tcell.KeyF50,
+ "F51": tcell.KeyF51,
+ "F52": tcell.KeyF52,
+ "F53": tcell.KeyF53,
+ "F54": tcell.KeyF54,
+ "F55": tcell.KeyF55,
+ "F56": tcell.KeyF56,
+ "F57": tcell.KeyF57,
+ "F58": tcell.KeyF58,
+ "F59": tcell.KeyF59,
+ "F60": tcell.KeyF60,
+ "F61": tcell.KeyF61,
+ "F62": tcell.KeyF62,
+ "F63": tcell.KeyF63,
+ "F64": tcell.KeyF64,
+ "CtrlSpace": tcell.KeyCtrlSpace,
+ "CtrlA": tcell.KeyCtrlA,
+ "CtrlB": tcell.KeyCtrlB,
+ "CtrlC": tcell.KeyCtrlC,
+ "CtrlD": tcell.KeyCtrlD,
+ "CtrlE": tcell.KeyCtrlE,
+ "CtrlF": tcell.KeyCtrlF,
+ "CtrlG": tcell.KeyCtrlG,
+ "CtrlH": tcell.KeyCtrlH,
+ "CtrlI": tcell.KeyCtrlI,
+ "CtrlJ": tcell.KeyCtrlJ,
+ "CtrlK": tcell.KeyCtrlK,
+ "CtrlL": tcell.KeyCtrlL,
+ "CtrlM": tcell.KeyCtrlM,
+ "CtrlN": tcell.KeyCtrlN,
+ "CtrlO": tcell.KeyCtrlO,
+ "CtrlP": tcell.KeyCtrlP,
+ "CtrlQ": tcell.KeyCtrlQ,
+ "CtrlR": tcell.KeyCtrlR,
+ "CtrlS": tcell.KeyCtrlS,
+ "CtrlT": tcell.KeyCtrlT,
+ "CtrlU": tcell.KeyCtrlU,
+ "CtrlV": tcell.KeyCtrlV,
+ "CtrlW": tcell.KeyCtrlW,
+ "CtrlX": tcell.KeyCtrlX,
+ "CtrlY": tcell.KeyCtrlY,
+ "CtrlZ": tcell.KeyCtrlZ,
+ "CtrlLeftSq": tcell.KeyCtrlLeftSq,
+ "CtrlBackslash": tcell.KeyCtrlBackslash,
+ "CtrlRightSq": tcell.KeyCtrlRightSq,
+ "CtrlCarat": tcell.KeyCtrlCarat,
+ "CtrlUnderscore": tcell.KeyCtrlUnderscore,
+ "Tab": tcell.KeyTab,
+ "Esc": tcell.KeyEsc,
+ "Escape": tcell.KeyEscape,
+ "Enter": tcell.KeyEnter,
+ "Backspace": tcell.KeyBackspace2,
+
+ // I renamed these keys to PageUp and PageDown but I don't want to break someone's keybindings
+ "PgUp": tcell.KeyPgUp,
+ "PgDown": tcell.KeyPgDn,
+}
// The Key struct holds the data for a keypress (keycode + modifiers)
type Key struct {
keyCode tcell.Key
modifiers tcell.ModMask
+ r rune
}
// InitBindings initializes the keybindings for micro
func InitBindings() {
- bindings = make(map[Key]func(*View) bool)
-
- actions := map[string]func(*View) bool{
- "CursorUp": (*View).CursorUp,
- "CursorDown": (*View).CursorDown,
- "CursorLeft": (*View).CursorLeft,
- "CursorRight": (*View).CursorRight,
- "CursorStart": (*View).CursorStart,
- "CursorEnd": (*View).CursorEnd,
- "SelectToStart": (*View).SelectToStart,
- "SelectToEnd": (*View).SelectToEnd,
- "SelectUp": (*View).SelectUp,
- "SelectDown": (*View).SelectDown,
- "SelectLeft": (*View).SelectLeft,
- "SelectRight": (*View).SelectRight,
- "WordRight": (*View).WordRight,
- "WordLeft": (*View).WordLeft,
- "SelectWordRight": (*View).SelectWordRight,
- "SelectWordLeft": (*View).SelectWordLeft,
- "SelectToStartOfLine": (*View).SelectToStartOfLine,
- "SelectToEndOfLine": (*View).SelectToEndOfLine,
- "InsertEnter": (*View).InsertEnter,
- "InsertSpace": (*View).InsertSpace,
- "Backspace": (*View).Backspace,
- "Delete": (*View).Delete,
- "InsertTab": (*View).InsertTab,
- "Save": (*View).Save,
- "Find": (*View).Find,
- "FindNext": (*View).FindNext,
- "FindPrevious": (*View).FindPrevious,
- "Undo": (*View).Undo,
- "Redo": (*View).Redo,
- "Copy": (*View).Copy,
- "Cut": (*View).Cut,
- "CutLine": (*View).CutLine,
- "DuplicateLine": (*View).DuplicateLine,
- "Paste": (*View).Paste,
- "SelectAll": (*View).SelectAll,
- "OpenFile": (*View).OpenFile,
- "Start": (*View).Start,
- "End": (*View).End,
- "PageUp": (*View).PageUp,
- "PageDown": (*View).PageDown,
- "HalfPageUp": (*View).HalfPageUp,
- "HalfPageDown": (*View).HalfPageDown,
- "StartOfLine": (*View).StartOfLine,
- "EndOfLine": (*View).EndOfLine,
- "ToggleRuler": (*View).ToggleRuler,
- "JumpLine": (*View).JumpLine,
- "ClearStatus": (*View).ClearStatus,
- }
-
- keys := map[string]Key{
- "Up": Key{tcell.KeyUp, tcell.ModNone},
- "Down": Key{tcell.KeyDown, tcell.ModNone},
- "Right": Key{tcell.KeyRight, tcell.ModNone},
- "Left": Key{tcell.KeyLeft, tcell.ModNone},
- "AltUp": Key{tcell.KeyUp, tcell.ModAlt},
- "AltDown": Key{tcell.KeyDown, tcell.ModAlt},
- "AltLeft": Key{tcell.KeyLeft, tcell.ModAlt},
- "AltRight": Key{tcell.KeyRight, tcell.ModAlt},
- "CtrlUp": Key{tcell.KeyUp, tcell.ModCtrl},
- "CtrlDown": Key{tcell.KeyDown, tcell.ModCtrl},
- "CtrlLeft": Key{tcell.KeyLeft, tcell.ModCtrl},
- "CtrlRight": Key{tcell.KeyRight, tcell.ModCtrl},
- "ShiftUp": Key{tcell.KeyUp, tcell.ModShift},
- "ShiftDown": Key{tcell.KeyDown, tcell.ModShift},
- "ShiftLeft": Key{tcell.KeyLeft, tcell.ModShift},
- "ShiftRight": Key{tcell.KeyRight, tcell.ModShift},
- "AltShiftUp": Key{tcell.KeyUp, tcell.ModShift | tcell.ModAlt},
- "AltShiftDown": Key{tcell.KeyDown, tcell.ModShift | tcell.ModAlt},
- "AltShiftLeft": Key{tcell.KeyLeft, tcell.ModShift | tcell.ModAlt},
- "AltShiftRight": Key{tcell.KeyRight, tcell.ModShift | tcell.ModAlt},
- "CtrlShiftUp": Key{tcell.KeyUp, tcell.ModShift | tcell.ModCtrl},
- "CtrlShiftDown": Key{tcell.KeyDown, tcell.ModShift | tcell.ModCtrl},
- "CtrlShiftLeft": Key{tcell.KeyLeft, tcell.ModShift | tcell.ModCtrl},
- "CtrlShiftRight": Key{tcell.KeyRight, tcell.ModShift | tcell.ModCtrl},
- "UpLeft": Key{tcell.KeyUpLeft, tcell.ModNone},
- "UpRight": Key{tcell.KeyUpRight, tcell.ModNone},
- "DownLeft": Key{tcell.KeyDownLeft, tcell.ModNone},
- "DownRight": Key{tcell.KeyDownRight, tcell.ModNone},
- "Center": Key{tcell.KeyCenter, tcell.ModNone},
- "PgUp": Key{tcell.KeyPgUp, tcell.ModNone},
- "PgDn": Key{tcell.KeyPgDn, tcell.ModNone},
- "Home": Key{tcell.KeyHome, tcell.ModNone},
- "End": Key{tcell.KeyEnd, tcell.ModNone},
- "Insert": Key{tcell.KeyInsert, tcell.ModNone},
- "Delete": Key{tcell.KeyDelete, tcell.ModNone},
- "Help": Key{tcell.KeyHelp, tcell.ModNone},
- "Exit": Key{tcell.KeyExit, tcell.ModNone},
- "Clear": Key{tcell.KeyClear, tcell.ModNone},
- "Cancel": Key{tcell.KeyCancel, tcell.ModNone},
- "Print": Key{tcell.KeyPrint, tcell.ModNone},
- "Pause": Key{tcell.KeyPause, tcell.ModNone},
- "Backtab": Key{tcell.KeyBacktab, tcell.ModNone},
- "F1": Key{tcell.KeyF1, tcell.ModNone},
- "F2": Key{tcell.KeyF2, tcell.ModNone},
- "F3": Key{tcell.KeyF3, tcell.ModNone},
- "F4": Key{tcell.KeyF4, tcell.ModNone},
- "F5": Key{tcell.KeyF5, tcell.ModNone},
- "F6": Key{tcell.KeyF6, tcell.ModNone},
- "F7": Key{tcell.KeyF7, tcell.ModNone},
- "F8": Key{tcell.KeyF8, tcell.ModNone},
- "F9": Key{tcell.KeyF9, tcell.ModNone},
- "F10": Key{tcell.KeyF10, tcell.ModNone},
- "F11": Key{tcell.KeyF11, tcell.ModNone},
- "F12": Key{tcell.KeyF12, tcell.ModNone},
- "F13": Key{tcell.KeyF13, tcell.ModNone},
- "F14": Key{tcell.KeyF14, tcell.ModNone},
- "F15": Key{tcell.KeyF15, tcell.ModNone},
- "F16": Key{tcell.KeyF16, tcell.ModNone},
- "F17": Key{tcell.KeyF17, tcell.ModNone},
- "F18": Key{tcell.KeyF18, tcell.ModNone},
- "F19": Key{tcell.KeyF19, tcell.ModNone},
- "F20": Key{tcell.KeyF20, tcell.ModNone},
- "F21": Key{tcell.KeyF21, tcell.ModNone},
- "F22": Key{tcell.KeyF22, tcell.ModNone},
- "F23": Key{tcell.KeyF23, tcell.ModNone},
- "F24": Key{tcell.KeyF24, tcell.ModNone},
- "F25": Key{tcell.KeyF25, tcell.ModNone},
- "F26": Key{tcell.KeyF26, tcell.ModNone},
- "F27": Key{tcell.KeyF27, tcell.ModNone},
- "F28": Key{tcell.KeyF28, tcell.ModNone},
- "F29": Key{tcell.KeyF29, tcell.ModNone},
- "F30": Key{tcell.KeyF30, tcell.ModNone},
- "F31": Key{tcell.KeyF31, tcell.ModNone},
- "F32": Key{tcell.KeyF32, tcell.ModNone},
- "F33": Key{tcell.KeyF33, tcell.ModNone},
- "F34": Key{tcell.KeyF34, tcell.ModNone},
- "F35": Key{tcell.KeyF35, tcell.ModNone},
- "F36": Key{tcell.KeyF36, tcell.ModNone},
- "F37": Key{tcell.KeyF37, tcell.ModNone},
- "F38": Key{tcell.KeyF38, tcell.ModNone},
- "F39": Key{tcell.KeyF39, tcell.ModNone},
- "F40": Key{tcell.KeyF40, tcell.ModNone},
- "F41": Key{tcell.KeyF41, tcell.ModNone},
- "F42": Key{tcell.KeyF42, tcell.ModNone},
- "F43": Key{tcell.KeyF43, tcell.ModNone},
- "F44": Key{tcell.KeyF44, tcell.ModNone},
- "F45": Key{tcell.KeyF45, tcell.ModNone},
- "F46": Key{tcell.KeyF46, tcell.ModNone},
- "F47": Key{tcell.KeyF47, tcell.ModNone},
- "F48": Key{tcell.KeyF48, tcell.ModNone},
- "F49": Key{tcell.KeyF49, tcell.ModNone},
- "F50": Key{tcell.KeyF50, tcell.ModNone},
- "F51": Key{tcell.KeyF51, tcell.ModNone},
- "F52": Key{tcell.KeyF52, tcell.ModNone},
- "F53": Key{tcell.KeyF53, tcell.ModNone},
- "F54": Key{tcell.KeyF54, tcell.ModNone},
- "F55": Key{tcell.KeyF55, tcell.ModNone},
- "F56": Key{tcell.KeyF56, tcell.ModNone},
- "F57": Key{tcell.KeyF57, tcell.ModNone},
- "F58": Key{tcell.KeyF58, tcell.ModNone},
- "F59": Key{tcell.KeyF59, tcell.ModNone},
- "F60": Key{tcell.KeyF60, tcell.ModNone},
- "F61": Key{tcell.KeyF61, tcell.ModNone},
- "F62": Key{tcell.KeyF62, tcell.ModNone},
- "F63": Key{tcell.KeyF63, tcell.ModNone},
- "F64": Key{tcell.KeyF64, tcell.ModNone},
- "CtrlSpace": Key{tcell.KeyCtrlSpace, tcell.ModCtrl},
- "CtrlA": Key{tcell.KeyCtrlA, tcell.ModCtrl},
- "CtrlB": Key{tcell.KeyCtrlB, tcell.ModCtrl},
- "CtrlC": Key{tcell.KeyCtrlC, tcell.ModCtrl},
- "CtrlD": Key{tcell.KeyCtrlD, tcell.ModCtrl},
- "CtrlE": Key{tcell.KeyCtrlE, tcell.ModCtrl},
- "CtrlF": Key{tcell.KeyCtrlF, tcell.ModCtrl},
- "CtrlG": Key{tcell.KeyCtrlG, tcell.ModCtrl},
- "CtrlH": Key{tcell.KeyCtrlH, tcell.ModCtrl},
- "CtrlI": Key{tcell.KeyCtrlI, tcell.ModCtrl},
- "CtrlJ": Key{tcell.KeyCtrlJ, tcell.ModCtrl},
- "CtrlK": Key{tcell.KeyCtrlK, tcell.ModCtrl},
- "CtrlL": Key{tcell.KeyCtrlL, tcell.ModCtrl},
- "CtrlM": Key{tcell.KeyCtrlM, tcell.ModCtrl},
- "CtrlN": Key{tcell.KeyCtrlN, tcell.ModCtrl},
- "CtrlO": Key{tcell.KeyCtrlO, tcell.ModCtrl},
- "CtrlP": Key{tcell.KeyCtrlP, tcell.ModCtrl},
- "CtrlQ": Key{tcell.KeyCtrlQ, tcell.ModCtrl},
- "CtrlR": Key{tcell.KeyCtrlR, tcell.ModCtrl},
- "CtrlS": Key{tcell.KeyCtrlS, tcell.ModCtrl},
- "CtrlT": Key{tcell.KeyCtrlT, tcell.ModCtrl},
- "CtrlU": Key{tcell.KeyCtrlU, tcell.ModCtrl},
- "CtrlV": Key{tcell.KeyCtrlV, tcell.ModCtrl},
- "CtrlW": Key{tcell.KeyCtrlW, tcell.ModCtrl},
- "CtrlX": Key{tcell.KeyCtrlX, tcell.ModCtrl},
- "CtrlY": Key{tcell.KeyCtrlY, tcell.ModCtrl},
- "CtrlZ": Key{tcell.KeyCtrlZ, tcell.ModCtrl},
- "CtrlLeftSq": Key{tcell.KeyCtrlLeftSq, tcell.ModCtrl},
- "CtrlBackslash": Key{tcell.KeyCtrlBackslash, tcell.ModCtrl},
- "CtrlRightSq": Key{tcell.KeyCtrlRightSq, tcell.ModCtrl},
- "CtrlCarat": Key{tcell.KeyCtrlCarat, tcell.ModCtrl},
- "CtrlUnderscore": Key{tcell.KeyCtrlUnderscore, tcell.ModCtrl},
- "Backspace": Key{tcell.KeyBackspace, tcell.ModNone},
- "Tab": Key{tcell.KeyTab, tcell.ModNone},
- "Esc": Key{tcell.KeyEsc, tcell.ModNone},
- "Escape": Key{tcell.KeyEscape, tcell.ModNone},
- "Enter": Key{tcell.KeyEnter, tcell.ModNone},
- "Backspace2": Key{tcell.KeyBackspace2, tcell.ModNone},
- }
+ bindings = make(map[Key][]func(*View, bool) bool)
var parsed map[string]string
defaults := DefaultBindings()
return
}
- err = json.Unmarshal(input, &parsed)
+ err = json5.Unmarshal(input, &parsed)
if err != nil {
TermMessage("Error reading bindings.json:", err.Error())
}
}
- for k, v := range defaults {
- bindings[keys[k]] = actions[v]
+ parseBindings(defaults)
+ parseBindings(parsed)
+}
+
+func parseBindings(userBindings map[string]string) {
+ for k, v := range userBindings {
+ BindKey(k, v)
+ }
+}
+
+// findKey will find binding Key 'b' using string 'k'
+func findKey(k string) (b Key, ok bool) {
+ modifiers := tcell.ModNone
+
+ // First, we'll strip off all the modifiers in the name and add them to the
+ // ModMask
+modSearch:
+ for {
+ switch {
+ case strings.HasPrefix(k, "-"):
+ // We optionally support dashes between modifiers
+ k = k[1:]
+ case strings.HasPrefix(k, "Ctrl") && k != "CtrlH":
+ // CtrlH technically does not have a 'Ctrl' modifier because it is really backspace
+ k = k[4:]
+ modifiers |= tcell.ModCtrl
+ case strings.HasPrefix(k, "Alt"):
+ k = k[3:]
+ modifiers |= tcell.ModAlt
+ case strings.HasPrefix(k, "Shift"):
+ k = k[5:]
+ modifiers |= tcell.ModShift
+ default:
+ break modSearch
+ }
+ }
+
+ // Control is handled specially, since some character codes in bindingKeys
+ // are different when Control is depressed. We should check for Control keys
+ // first.
+ if modifiers&tcell.ModCtrl != 0 {
+ // see if the key is in bindingKeys with the Ctrl prefix.
+ if code, ok := bindingKeys["Ctrl"+k]; ok {
+ // It is, we're done.
+ return Key{
+ keyCode: code,
+ modifiers: modifiers,
+ r: 0,
+ }, true
+ }
+ }
+
+ // See if we can find the key in bindingKeys
+ if code, ok := bindingKeys[k]; ok {
+ return Key{
+ keyCode: code,
+ modifiers: modifiers,
+ r: 0,
+ }, true
}
- for k, v := range parsed {
- bindings[keys[k]] = actions[v]
+
+ // If we were given one character, then we've got a rune.
+ if len(k) == 1 {
+ return Key{
+ keyCode: tcell.KeyRune,
+ modifiers: modifiers,
+ r: rune(k[0]),
+ }, true
+ }
+
+ // We don't know what happened.
+ return Key{}, false
+}
+
+// findAction will find 'action' using string 'v'
+func findAction(v string) (action func(*View, bool) bool) {
+ action, ok := bindingActions[v]
+ if !ok {
+ // If the user seems to be binding a function that doesn't exist
+ // We hope that it's a lua function that exists and bind it to that
+ action = LuaFunctionBinding(v)
+ }
+ return action
+}
+
+// BindKey takes a key and an action and binds the two together
+func BindKey(k, v string) {
+ key, ok := findKey(k)
+ if !ok {
+ return
+ }
+ if v == "ToggleHelp" {
+ helpBinding = k
+ }
+
+ actionNames := strings.Split(v, ",")
+ actions := make([]func(*View, bool) bool, 0, len(actionNames))
+ for _, actionName := range actionNames {
+ actions = append(actions, findAction(actionName))
}
+
+ bindings[key] = actions
}
// DefaultBindings returns a map containing micro's default keybindings
"ShiftRight": "SelectRight",
"AltLeft": "WordLeft",
"AltRight": "WordRight",
+ "AltUp": "MoveLinesUp",
+ "AltDown": "MoveLinesDown",
"AltShiftRight": "SelectWordRight",
"AltShiftLeft": "SelectWordLeft",
"CtrlLeft": "StartOfLine",
"CtrlDown": "CursorEnd",
"CtrlShiftUp": "SelectToStart",
"CtrlShiftDown": "SelectToEnd",
- "Enter": "InsertEnter",
+ "Enter": "InsertNewline",
"Space": "InsertSpace",
+ "CtrlH": "Backspace",
"Backspace": "Backspace",
- "Backspace2": "Backspace",
- "Tab": "InsertTab",
+ "Alt-CtrlH": "DeleteWordLeft",
+ "Alt-Backspace": "DeleteWordLeft",
+ "Tab": "IndentSelection,InsertTab",
+ "Backtab": "OutdentSelection",
"CtrlO": "OpenFile",
"CtrlS": "Save",
"CtrlF": "Find",
"CtrlD": "DuplicateLine",
"CtrlV": "Paste",
"CtrlA": "SelectAll",
- "Home": "Start",
- "End": "End",
- "PgUp": "PageUp",
- "PgDn": "PageDown",
- // Find alternative key
- // "CtrlU": "HalfPageUp",
- // "CtrlD": "HalfPageDown",
- "CtrlR": "ToggleRuler",
- "CtrlL": "JumpLine",
- "Delete": "Delete",
- "Esc": "ClearStatus",
- }
-}
-
-// CursorUp moves the cursor up
-func (v *View) CursorUp() bool {
- if v.Cursor.HasSelection() {
- v.Cursor.SetLoc(v.Cursor.curSelection[0])
- v.Cursor.ResetSelection()
- }
- v.Cursor.Up()
- return true
-}
-
-// CursorDown moves the cursor down
-func (v *View) CursorDown() bool {
- if v.Cursor.HasSelection() {
- v.Cursor.SetLoc(v.Cursor.curSelection[1])
- v.Cursor.ResetSelection()
- }
- v.Cursor.Down()
- return true
-}
-
-// CursorLeft moves the cursor left
-func (v *View) CursorLeft() bool {
- if v.Cursor.HasSelection() {
- v.Cursor.SetLoc(v.Cursor.curSelection[0])
- v.Cursor.ResetSelection()
- } else {
- v.Cursor.Left()
- }
- return true
-}
-
-// CursorRight moves the cursor right
-func (v *View) CursorRight() bool {
- if v.Cursor.HasSelection() {
- v.Cursor.SetLoc(v.Cursor.curSelection[1] - 1)
- v.Cursor.ResetSelection()
- } else {
- v.Cursor.Right()
- }
- return true
-}
-
-// WordRight moves the cursor one word to the right
-func (v *View) WordRight() bool {
- v.Cursor.WordRight()
- return true
-}
-
-// WordLeft moves the cursor one word to the left
-func (v *View) WordLeft() bool {
- v.Cursor.WordLeft()
- return true
-}
-
-// SelectUp selects up one line
-func (v *View) SelectUp() bool {
- loc := v.Cursor.Loc()
- if !v.Cursor.HasSelection() {
- v.Cursor.origSelection[0] = loc
- }
- v.Cursor.Up()
- v.Cursor.SelectTo(v.Cursor.Loc())
- return true
-}
-
-// SelectDown selects down one line
-func (v *View) SelectDown() bool {
- loc := v.Cursor.Loc()
- if !v.Cursor.HasSelection() {
- v.Cursor.origSelection[0] = loc
- }
- v.Cursor.Down()
- v.Cursor.SelectTo(v.Cursor.Loc())
- return true
-}
-
-// SelectLeft selects the character to the left of the cursor
-func (v *View) SelectLeft() bool {
- loc := v.Cursor.Loc()
- count := v.Buf.Len() - 1
- if loc > count {
- loc = count
- }
- if !v.Cursor.HasSelection() {
- v.Cursor.origSelection[0] = loc
- }
- v.Cursor.Left()
- v.Cursor.SelectTo(v.Cursor.Loc())
- return true
-}
-
-// SelectRight selects the character to the right of the cursor
-func (v *View) SelectRight() bool {
- loc := v.Cursor.Loc()
- count := v.Buf.Len() - 1
- if loc > count {
- loc = count
- }
- if !v.Cursor.HasSelection() {
- v.Cursor.origSelection[0] = loc
- }
- v.Cursor.Right()
- v.Cursor.SelectTo(v.Cursor.Loc())
- return true
-}
-
-// SelectWordRight selects the word to the right of the cursor
-func (v *View) SelectWordRight() bool {
- loc := v.Cursor.Loc()
- if !v.Cursor.HasSelection() {
- v.Cursor.origSelection[0] = loc
- }
- v.Cursor.WordRight()
- v.Cursor.SelectTo(v.Cursor.Loc())
- return true
-}
-
-// SelectWordLeft selects the word to the left of the cursor
-func (v *View) SelectWordLeft() bool {
- loc := v.Cursor.Loc()
- if !v.Cursor.HasSelection() {
- v.Cursor.origSelection[0] = loc
- }
- v.Cursor.WordLeft()
- v.Cursor.SelectTo(v.Cursor.Loc())
- return true
-}
-
-// StartOfLine moves the cursor to the start of the line
-func (v *View) StartOfLine() bool {
- v.Cursor.Start()
- return true
-}
-
-// EndOfLine moves the cursor to the end of the line
-func (v *View) EndOfLine() bool {
- v.Cursor.End()
- return true
-}
-
-// SelectToStartOfLine selects to the start of the current line
-func (v *View) SelectToStartOfLine() bool {
- loc := v.Cursor.Loc()
- if !v.Cursor.HasSelection() {
- v.Cursor.origSelection[0] = loc
+ "CtrlT": "AddTab",
+ "CtrlRightSq": "PreviousTab",
+ "CtrlBackslash": "NextTab",
+ "Home": "StartOfLine",
+ "End": "EndOfLine",
+ "CtrlHome": "CursorStart",
+ "CtrlEnd": "CursorEnd",
+ "PageUp": "CursorPageUp",
+ "PageDown": "CursorPageDown",
+ "CtrlG": "ToggleHelp",
+ "CtrlR": "ToggleRuler",
+ "CtrlL": "JumpLine",
+ "Delete": "Delete",
+ "CtrlB": "ShellMode",
+ "CtrlQ": "Quit",
+ "CtrlE": "CommandMode",
+ "CtrlW": "NextSplit",
+ "CtrlU": "ToggleMacro",
+ "CtrlJ": "PlayMacro",
+
+ // Emacs-style keybindings
+ "Alt-f": "WordRight",
+ "Alt-b": "WordLeft",
+ "Alt-a": "StartOfLine",
+ "Alt-e": "EndOfLine",
+ "Alt-p": "CursorUp",
+ "Alt-n": "CursorDown",
+
+ // Integration with file managers
+ "F1": "ToggleHelp",
+ "F2": "Save",
+ "F4": "Quit",
+ "F7": "Find",
+ "F10": "Quit",
+ "Esc": "Escape",
}
- v.Cursor.Start()
- v.Cursor.SelectTo(v.Cursor.Loc())
- return true
-}
-
-// SelectToEndOfLine selects to the end of the current line
-func (v *View) SelectToEndOfLine() bool {
- loc := v.Cursor.Loc()
- if !v.Cursor.HasSelection() {
- v.Cursor.origSelection[0] = loc
- }
- v.Cursor.End()
- v.Cursor.SelectTo(v.Cursor.Loc())
- return true
-}
-
-// CursorStart moves the cursor to the start of the buffer
-func (v *View) CursorStart() bool {
- v.Cursor.x = 0
- v.Cursor.y = 0
- return true
-}
-
-// CursorEnd moves the cursor to the end of the buffer
-func (v *View) CursorEnd() bool {
- v.Cursor.SetLoc(v.Buf.Len())
- return true
-}
-
-// SelectToStart selects the text from the cursor to the start of the buffer
-func (v *View) SelectToStart() bool {
- loc := v.Cursor.Loc()
- if !v.Cursor.HasSelection() {
- v.Cursor.origSelection[0] = loc
- }
- v.CursorStart()
- v.Cursor.SelectTo(0)
- return true
-}
-
-// SelectToEnd selects the text from the cursor to the end of the buffer
-func (v *View) SelectToEnd() bool {
- loc := v.Cursor.Loc()
- if !v.Cursor.HasSelection() {
- v.Cursor.origSelection[0] = loc
- }
- v.CursorEnd()
- v.Cursor.SelectTo(v.Buf.Len())
- return true
-}
-
-// InsertSpace inserts a space
-func (v *View) InsertSpace() bool {
- // Insert a space
- if v.Cursor.HasSelection() {
- v.Cursor.DeleteSelection()
- v.Cursor.ResetSelection()
- }
- v.eh.Insert(v.Cursor.Loc(), " ")
- v.Cursor.Right()
- return true
-}
-
-// InsertEnter inserts a newline plus possible some whitespace if autoindent is on
-func (v *View) InsertEnter() bool {
- // Insert a newline
- if v.Cursor.HasSelection() {
- v.Cursor.DeleteSelection()
- v.Cursor.ResetSelection()
- }
-
- v.eh.Insert(v.Cursor.Loc(), "\n")
- ws := GetLeadingWhitespace(v.Buf.Lines[v.Cursor.y])
- v.Cursor.Right()
-
- if settings["autoindent"].(bool) {
- v.eh.Insert(v.Cursor.Loc(), ws)
- for i := 0; i < len(ws); i++ {
- v.Cursor.Right()
- }
- }
- v.Cursor.lastVisualX = v.Cursor.GetVisualX()
- return true
-}
-
-// Backspace deletes the previous character
-func (v *View) Backspace() bool {
- // Delete a character
- if v.Cursor.HasSelection() {
- v.Cursor.DeleteSelection()
- v.Cursor.ResetSelection()
- } else if v.Cursor.Loc() > 0 {
- // We have to do something a bit hacky here because we want to
- // delete the line by first moving left and then deleting backwards
- // but the undo redo would place the cursor in the wrong place
- // So instead we move left, save the position, move back, delete
- // and restore the position
-
- // If the user is using spaces instead of tabs and they are deleting
- // whitespace at the start of the line, we should delete as if its a
- // tab (tabSize number of spaces)
- lineStart := v.Buf.Lines[v.Cursor.y][:v.Cursor.x]
- tabSize := int(settings["tabsize"].(float64))
- if settings["tabsToSpaces"].(bool) && IsSpaces(lineStart) && len(lineStart) != 0 && len(lineStart)%tabSize == 0 {
- loc := v.Cursor.Loc()
- v.Cursor.SetLoc(loc - tabSize)
- cx, cy := v.Cursor.x, v.Cursor.y
- v.Cursor.SetLoc(loc)
- v.eh.Remove(loc-tabSize, loc)
- v.Cursor.x, v.Cursor.y = cx, cy
- } else {
- v.Cursor.Left()
- cx, cy := v.Cursor.x, v.Cursor.y
- v.Cursor.Right()
- loc := v.Cursor.Loc()
- v.eh.Remove(loc-1, loc)
- v.Cursor.x, v.Cursor.y = cx, cy
- }
- }
- v.Cursor.lastVisualX = v.Cursor.GetVisualX()
- return true
-}
-
-// Delete deletes the next character
-func (v *View) Delete() bool {
- if v.Cursor.HasSelection() {
- v.Cursor.DeleteSelection()
- v.Cursor.ResetSelection()
- } else {
- loc := v.Cursor.Loc()
- if loc < v.Buf.Len() {
- v.eh.Remove(loc, loc+1)
- }
- }
- return true
-}
-
-// InsertTab inserts a tab or spaces
-func (v *View) InsertTab() bool {
- // Insert a tab
- if v.Cursor.HasSelection() {
- v.Cursor.DeleteSelection()
- v.Cursor.ResetSelection()
- }
- if settings["tabsToSpaces"].(bool) {
- tabSize := int(settings["tabsize"].(float64))
- v.eh.Insert(v.Cursor.Loc(), Spaces(tabSize))
- for i := 0; i < tabSize; i++ {
- v.Cursor.Right()
- }
- } else {
- v.eh.Insert(v.Cursor.Loc(), "\t")
- v.Cursor.Right()
- }
- return true
-}
-
-// Save the buffer to disk
-func (v *View) Save() bool {
- // If this is an empty buffer, ask for a filename
- if v.Buf.Path == "" {
- filename, canceled := messenger.Prompt("Filename: ")
- if !canceled {
- v.Buf.Path = filename
- v.Buf.Name = filename
- } else {
- return true
- }
- }
- err := v.Buf.Save()
- if err != nil {
- messenger.Error(err.Error())
- } else {
- messenger.Message("Saved " + v.Buf.Path)
- }
- return true
-}
-
-// Find opens a prompt and searches forward for the input
-func (v *View) Find() bool {
- if v.Cursor.HasSelection() {
- searchStart = v.Cursor.curSelection[1]
- } else {
- searchStart = ToCharPos(v.Cursor.x, v.Cursor.y, v.Buf)
- }
- BeginSearch()
- return true
-}
-
-// FindNext searches forwards for the last used search term
-func (v *View) FindNext() bool {
- if v.Cursor.HasSelection() {
- searchStart = v.Cursor.curSelection[1]
- } else {
- searchStart = ToCharPos(v.Cursor.x, v.Cursor.y, v.Buf)
- }
- messenger.Message("Finding: " + lastSearch)
- Search(lastSearch, v, true)
- return true
-}
-
-// FindPrevious searches backwards for the last used search term
-func (v *View) FindPrevious() bool {
- if v.Cursor.HasSelection() {
- searchStart = v.Cursor.curSelection[0]
- } else {
- searchStart = ToCharPos(v.Cursor.x, v.Cursor.y, v.Buf)
- }
- messenger.Message("Finding: " + lastSearch)
- Search(lastSearch, v, false)
- return true
-}
-
-// Undo undoes the last action
-func (v *View) Undo() bool {
- v.eh.Undo()
- messenger.Message("Undid action")
- return true
-}
-
-// Redo redoes the last action
-func (v *View) Redo() bool {
- v.eh.Redo()
- messenger.Message("Redid action")
- return true
-}
-
-// Copy the selection to the system clipboard
-func (v *View) Copy() bool {
- if v.Cursor.HasSelection() {
- clipboard.WriteAll(v.Cursor.GetSelection())
- v.freshClip = true
- messenger.Message("Copied selection")
- }
- return true
-}
-
-// CutLine cuts the current line to the clipboard
-func (v *View) CutLine() bool {
- v.Cursor.SelectLine()
- if v.freshClip == true {
- if v.Cursor.HasSelection() {
- if clip, err := clipboard.ReadAll(); err != nil {
- messenger.Error(err)
- } else {
- clipboard.WriteAll(clip + v.Cursor.GetSelection())
- }
- }
- } else if time.Since(v.lastCutTime)/time.Second > 10*time.Second || v.freshClip == false {
- v.Copy()
- }
- v.freshClip = true
- v.lastCutTime = time.Now()
- v.Cursor.DeleteSelection()
- v.Cursor.ResetSelection()
- messenger.Message("Cut line")
- return true
-}
-
-// Cut the selection to the system clipboard
-func (v *View) Cut() bool {
- if v.Cursor.HasSelection() {
- clipboard.WriteAll(v.Cursor.GetSelection())
- v.Cursor.DeleteSelection()
- v.Cursor.ResetSelection()
- v.freshClip = true
- messenger.Message("Cut selection")
- }
- return true
-}
-
-// DuplicateLine duplicates the current line
-func (v *View) DuplicateLine() bool {
- v.Cursor.End()
- v.eh.Insert(v.Cursor.Loc(), "\n"+v.Buf.Lines[v.Cursor.y])
- v.Cursor.Right()
- messenger.Message("Duplicated line")
- return true
-}
-
-// Paste whatever is in the system clipboard into the buffer
-// Delete and paste if the user has a selection
-func (v *View) Paste() bool {
- if v.Cursor.HasSelection() {
- v.Cursor.DeleteSelection()
- v.Cursor.ResetSelection()
- }
- clip, _ := clipboard.ReadAll()
- v.eh.Insert(v.Cursor.Loc(), clip)
- v.Cursor.SetLoc(v.Cursor.Loc() + Count(clip))
- v.freshClip = false
- messenger.Message("Pasted clipboard")
- return true
-}
-
-// SelectAll selects the entire buffer
-func (v *View) SelectAll() bool {
- v.Cursor.curSelection[0] = 0
- v.Cursor.curSelection[1] = v.Buf.Len()
- // Put the cursor at the beginning
- v.Cursor.x = 0
- v.Cursor.y = 0
- return true
-}
-
-// OpenFile opens a new file in the buffer
-func (v *View) OpenFile() bool {
- if v.CanClose("Continue? (yes, no, save) ") {
- filename, canceled := messenger.Prompt("File to open: ")
- if canceled {
- return true
- }
- home, _ := homedir.Dir()
- filename = strings.Replace(filename, "~", home, 1)
- file, err := ioutil.ReadFile(filename)
-
- if err != nil {
- messenger.Error(err.Error())
- return true
- }
- buf := NewBuffer(string(file), filename)
- v.OpenBuffer(buf)
- }
- return true
-}
-
-// Start moves the viewport to the start of the buffer
-func (v *View) Start() bool {
- v.Topline = 0
- return false
-}
-
-// End moves the viewport to the end of the buffer
-func (v *View) End() bool {
- if v.height > v.Buf.NumLines {
- v.Topline = 0
- } else {
- v.Topline = v.Buf.NumLines - v.height
- }
- return false
-}
-
-// PageUp scrolls the view up a page
-func (v *View) PageUp() bool {
- if v.Topline > v.height {
- v.ScrollUp(v.height)
- } else {
- v.Topline = 0
- }
- return false
-}
-
-// PageDown scrolls the view down a page
-func (v *View) PageDown() bool {
- if v.Buf.NumLines-(v.Topline+v.height) > v.height {
- v.ScrollDown(v.height)
- } else if v.Buf.NumLines >= v.height {
- v.Topline = v.Buf.NumLines - v.height
- }
- return false
-}
-
-// HalfPageUp scrolls the view up half a page
-func (v *View) HalfPageUp() bool {
- if v.Topline > v.height/2 {
- v.ScrollUp(v.height / 2)
- } else {
- v.Topline = 0
- }
- return false
-}
-
-// HalfPageDown scrolls the view down half a page
-func (v *View) HalfPageDown() bool {
- if v.Buf.NumLines-(v.Topline+v.height) > v.height/2 {
- v.ScrollDown(v.height / 2)
- } else {
- if v.Buf.NumLines >= v.height {
- v.Topline = v.Buf.NumLines - v.height
- }
- }
- return false
-}
-
-// ToggleRuler turns line numbers off and on
-func (v *View) ToggleRuler() bool {
- if settings["ruler"] == false {
- settings["ruler"] = true
- messenger.Message("Enabled ruler")
- } else {
- settings["ruler"] = false
- messenger.Message("Disabled ruler")
- }
- return false
-}
-
-// JumpLine jumps to a line and moves the view accordingly.
-func (v *View) JumpLine() bool {
- // Prompt for line number
- linestring, canceled := messenger.Prompt("Jump to line # ")
- if canceled {
- return false
- }
- lineint, err := strconv.Atoi(linestring)
- lineint = lineint - 1 // fix offset
- if err != nil {
- messenger.Error(err) // return errors
- return false
- }
- // Move cursor and view if possible.
- if lineint < v.Buf.NumLines {
- v.Cursor.x = 0
- v.Cursor.y = lineint
- return true
- }
- messenger.Error("Only ", v.Buf.NumLines, " lines to jump")
- return false
-}
-
-// ClearStatus clears the messenger bar
-func (v *View) ClearStatus() bool {
- messenger.Message("")
- return false
-}
-
-// None is no action
-func None() bool {
- return false
}
projects / micro.git / blobdiff