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public/javascripts/ace/keybinding-vim.js  view on Meta::CPAN

define("ace/keyboard/vim",["require","exports","module","ace/range","ace/lib/event_emitter","ace/lib/dom","ace/lib/oop","ace/lib/keys","ace/lib/event","ace/search","ace/lib/useragent","ace/search_highlight","ace/commands/multi_select_commands","ace/m...
  'use strict';

  function log() {
    var d = "";
    function format(p) {
      if (typeof p != "object")
        return p + "";
      if ("line" in p) {
        return p.line + ":" + p.ch;
      }
      if ("anchor" in p) {
        return format(p.anchor) + "->" + format(p.head);
      }
      if (Array.isArray(p))
        return "[" + p.map(function(x) {
          return format(x);
        }) + "]";
      return JSON.stringify(p);
    }
    for (var i = 0; i < arguments.length; i++) {
      var p = arguments[i];
      var f = format(p);
      d += f + "  ";
    }
    console.log(d);
  }
  var Range = require("../range").Range;
  var EventEmitter = require("../lib/event_emitter").EventEmitter;
  var dom = require("../lib/dom");
  var oop = require("../lib/oop");
  var KEYS = require("../lib/keys");
  var event = require("../lib/event");
  var Search = require("../search").Search;
  var useragent = require("../lib/useragent");
  var SearchHighlight = require("../search_highlight").SearchHighlight;
  var multiSelectCommands = require("../commands/multi_select_commands");
  var TextModeTokenRe = require("../mode/text").Mode.prototype.tokenRe;
  require("../multi_select");

  var CodeMirror = function(ace) {
    this.ace = ace;
    this.state = {};
    this.marks = {};
    this.$uid = 0;
    this.onChange = this.onChange.bind(this);
    this.onSelectionChange = this.onSelectionChange.bind(this);
    this.onBeforeEndOperation = this.onBeforeEndOperation.bind(this);
    this.ace.on('change', this.onChange);
    this.ace.on('changeSelection', this.onSelectionChange);
    this.ace.on('beforeEndOperation', this.onBeforeEndOperation);
  };
  CodeMirror.Pos = function(line, ch) {
    if (!(this instanceof Pos)) return new Pos(line, ch);
    this.line = line; this.ch = ch;
  };
  CodeMirror.defineOption = function(name, val, setter) {};
  CodeMirror.commands = {
    redo: function(cm) { cm.ace.redo(); },
    undo: function(cm) { cm.ace.undo(); },
    newlineAndIndent: function(cm) { cm.ace.insert("\n"); }
  };
  CodeMirror.keyMap = {};
  CodeMirror.addClass = CodeMirror.rmClass = function() {};
  CodeMirror.e_stop = CodeMirror.e_preventDefault = event.stopEvent;
  CodeMirror.keyName = function(e) {
    var key = (KEYS[e.keyCode] || e.key || "");
    if (key.length == 1) key = key.toUpperCase();
    key = event.getModifierString(e).replace(/(^|-)\w/g, function(m) {
      return m.toUpperCase();
    }) + key;
    return key;
  };
  CodeMirror.keyMap['default'] = function(key) {
    return function(cm) {
      var cmd = cm.ace.commands.commandKeyBinding[key.toLowerCase()];
      return cmd && cm.ace.execCommand(cmd) !== false;
    };
  };
  CodeMirror.lookupKey = function lookupKey(key, map, handle) {
    if (!map) map = "default";
    if (typeof map == "string")
      map = CodeMirror.keyMap[map];
    var found = typeof map == "function" ? map(key) : map[key];
    if (found === false) return "nothing";
    if (found === "...") return "multi";
    if (found != null && handle(found)) return "handled";

    if (map.fallthrough) {
      if (!Array.isArray(map.fallthrough))
        return lookupKey(key, map.fallthrough, handle);
      for (var i = 0; i < map.fallthrough.length; i++) {
        var result = lookupKey(key, map.fallthrough[i], handle);
        if (result) return result;
      }
    }
  };

  CodeMirror.signal = function(o, name, e) { return o._signal(name, e) };
  CodeMirror.on = event.addListener;
  CodeMirror.off = event.removeListener;
  CodeMirror.isWordChar = function(ch) {
    if (ch < "\x7f") return /^\w$/.test(ch);
    TextModeTokenRe.lastIndex = 0;
    return TextModeTokenRe.test(ch);
  };
  
(function() {

public/javascripts/ace/keybinding-vim.js  view on Meta::CPAN

    }
    function InsertModeKey(keyName) {
      this.keyName = keyName;
    }
    function onKeyEventTargetKeyDown(e) {
      var macroModeState = vimGlobalState.macroModeState;
      var lastChange = macroModeState.lastInsertModeChanges;
      var keyName = CodeMirror.keyName(e);
      if (!keyName) { return; }
      function onKeyFound() {
        if (lastChange.maybeReset) {
          lastChange.changes = [];
          lastChange.maybeReset = false;
        }
        lastChange.changes.push(new InsertModeKey(keyName));
        return true;
      }
      if (keyName.indexOf('Delete') != -1 || keyName.indexOf('Backspace') != -1) {
        CodeMirror.lookupKey(keyName, 'vim-insert', onKeyFound);
      }
    }
    function repeatLastEdit(cm, vim, repeat, repeatForInsert) {
      var macroModeState = vimGlobalState.macroModeState;
      macroModeState.isPlaying = true;
      var isAction = !!vim.lastEditActionCommand;
      var cachedInputState = vim.inputState;
      function repeatCommand() {
        if (isAction) {
          commandDispatcher.processAction(cm, vim, vim.lastEditActionCommand);
        } else {
          commandDispatcher.evalInput(cm, vim);
        }
      }
      function repeatInsert(repeat) {
        if (macroModeState.lastInsertModeChanges.changes.length > 0) {
          repeat = !vim.lastEditActionCommand ? 1 : repeat;
          var changeObject = macroModeState.lastInsertModeChanges;
          repeatInsertModeChanges(cm, changeObject.changes, repeat);
        }
      }
      vim.inputState = vim.lastEditInputState;
      if (isAction && vim.lastEditActionCommand.interlaceInsertRepeat) {
        for (var i = 0; i < repeat; i++) {
          repeatCommand();
          repeatInsert(1);
        }
      } else {
        if (!repeatForInsert) {
          repeatCommand();
        }
        repeatInsert(repeat);
      }
      vim.inputState = cachedInputState;
      if (vim.insertMode && !repeatForInsert) {
        exitInsertMode(cm);
      }
      macroModeState.isPlaying = false;
    }

    function repeatInsertModeChanges(cm, changes, repeat) {
      function keyHandler(binding) {
        if (typeof binding == 'string') {
          CodeMirror.commands[binding](cm);
        } else {
          binding(cm);
        }
        return true;
      }
      var head = cm.getCursor('head');
      var visualBlock = vimGlobalState.macroModeState.lastInsertModeChanges.visualBlock;
      if (visualBlock) {
        selectForInsert(cm, head, visualBlock + 1);
        repeat = cm.listSelections().length;
        cm.setCursor(head);
      }
      for (var i = 0; i < repeat; i++) {
        if (visualBlock) {
          cm.setCursor(offsetCursor(head, i, 0));
        }
        for (var j = 0; j < changes.length; j++) {
          var change = changes[j];
          if (change instanceof InsertModeKey) {
            CodeMirror.lookupKey(change.keyName, 'vim-insert', keyHandler);
          } else if (typeof change == "string") {
            var cur = cm.getCursor();
            cm.replaceRange(change, cur, cur);
          } else {
            var start = cm.getCursor();
            var end = offsetCursor(start, 0, change[0].length);
            cm.replaceRange(change[0], start, end);
          }
        }
      }
      if (visualBlock) {
        cm.setCursor(offsetCursor(head, 0, 1));
      }
    }

    resetVimGlobalState();
  CodeMirror.Vim = Vim();

  Vim = CodeMirror.Vim;

  var specialKey = {'return':'CR',backspace:'BS','delete':'Del',esc:'Esc',
    left:'Left',right:'Right',up:'Up',down:'Down',space: 'Space',
    home:'Home',end:'End',pageup:'PageUp',pagedown:'PageDown', enter: 'CR'
  };
  function lookupKey(hashId, key, e) {
    if (key.length > 1 && key[0] == "n") {
      key = key.replace("numpad", "");
    }
    key = specialKey[key] || key;
    var name = '';
    if (e.ctrlKey) { name += 'C-'; }
    if (e.altKey) { name += 'A-'; }
    if ((name || key.length > 1) && e.shiftKey) { name += 'S-'; }

    name += key;
    if (name.length > 1) { name = '<' + name + '>'; }
    return name;
  }
  var handleKey = Vim.handleKey.bind(Vim);
  Vim.handleKey = function(cm, key, origin) {
    return cm.operation(function() {
      return handleKey(cm, key, origin);
    }, true);
  }
  function cloneVimState(state) {
    var n = new state.constructor();
    Object.keys(state).forEach(function(key) {
      var o = state[key];
      if (Array.isArray(o))
        o = o.slice();
      else if (o && typeof o == "object" && o.constructor != Object)
        o = cloneVimState(o);
      n[key] = o;
    });
    if (state.sel) {
      n.sel = {
        head: state.sel.head && copyCursor(state.sel.head),
        anchor: state.sel.anchor && copyCursor(state.sel.anchor)
      };
    }
    return n;
  }
  function multiSelectHandleKey(cm, key, origin) {
    var isHandled = false;
    var vim = Vim.maybeInitVimState_(cm);
    var visualBlock = vim.visualBlock || vim.wasInVisualBlock;

    var wasMultiselect = cm.ace.inMultiSelectMode;
    if (vim.wasInVisualBlock && !wasMultiselect) {
      vim.wasInVisualBlock = false;
    } else if (wasMultiselect && vim.visualBlock) {
       vim.wasInVisualBlock = true;
    }
    
    if (key == '<Esc>' && !vim.insertMode && !vim.visualMode && wasMultiselect) {
      cm.ace.exitMultiSelectMode();
    } else if (visualBlock || !wasMultiselect || cm.ace.inVirtualSelectionMode) {
      isHandled = Vim.handleKey(cm, key, origin);
    } else {
      var old = cloneVimState(vim);
      cm.operation(function() {
        cm.ace.forEachSelection(function() {
          var sel = cm.ace.selection;
          cm.state.vim.lastHPos = sel.$desiredColumn == null ? sel.lead.column : sel.$desiredColumn;
          var head = cm.getCursor("head");
          var anchor = cm.getCursor("anchor");
          var headOffset = !cursorIsBefore(head, anchor) ? -1 : 0;
          var anchorOffset = cursorIsBefore(head, anchor) ? -1 : 0;
          head = offsetCursor(head, 0, headOffset);
          anchor = offsetCursor(anchor, 0, anchorOffset);
          cm.state.vim.sel.head = head;
          cm.state.vim.sel.anchor = anchor;
          
          isHandled = handleKey(cm, key, origin);
          sel.$desiredColumn = cm.state.vim.lastHPos == -1 ? null : cm.state.vim.lastHPos;
          if (cm.virtualSelectionMode()) {
            cm.state.vim = cloneVimState(old);
          }
        });

public/javascripts/ace/keybinding-vim.js  view on Meta::CPAN

          editor.once("copy", function() {
            editor.selection.clearSelection();
          });
          return {command: "null", passEvent: true};
        }
      }
      
      if (key == "esc" && !vim.insertMode && !vim.visualMode && !cm.ace.inMultiSelectMode) {
        var searchState = getSearchState(cm);
        var overlay = searchState.getOverlay();
        if (overlay) cm.removeOverlay(overlay);
      }
      
      if (hashId == -1 || hashId & 1 || hashId === 0 && key.length > 1) {
        var insertMode = vim.insertMode;
        var name = lookupKey(hashId, key, e || {});
        if (vim.status == null)
          vim.status = "";
        var isHandled = multiSelectHandleKey(cm, name, 'user');
        vim = getVim(cm); // may be changed by multiSelectHandleKey
        if (isHandled && vim.status != null)
          vim.status += name;
        else if (vim.status == null)
          vim.status = "";
        cm._signal("changeStatus");
        if (!isHandled && (hashId != -1 || insertMode))
          return;
        return {command: "null", passEvent: !isHandled};
      }
    },
    attach: function(editor) {
      if (!editor.state) editor.state = {};
      var cm = new CodeMirror(editor);
      editor.state.cm = cm;
      editor.$vimModeHandler = this;
      CodeMirror.keyMap.vim.attach(cm);
      getVim(cm).status = null;
      cm.on('vim-command-done', function() {
        if (cm.virtualSelectionMode()) return;
        getVim(cm).status = null;
        cm.ace._signal("changeStatus");
        cm.ace.session.markUndoGroup();
      });
      cm.on("changeStatus", function() {
        cm.ace.renderer.updateCursor();
        cm.ace._signal("changeStatus");
      });
      cm.on("vim-mode-change", function() {
        if (cm.virtualSelectionMode()) return;
        updateInputMode();
        cm._signal("changeStatus");
      });
      function updateInputMode() {
        var isIntsert = getVim(cm).insertMode;
        cm.ace.renderer.setStyle("normal-mode", !isIntsert);
        editor.textInput.setCommandMode(!isIntsert);
        editor.renderer.$keepTextAreaAtCursor = isIntsert;
        editor.renderer.$blockCursor = !isIntsert;
      }
      updateInputMode();
      editor.renderer.$cursorLayer.drawCursor = this.drawCursor.bind(cm);
    },
    detach: function(editor) {
      var cm = editor.state.cm;
      CodeMirror.keyMap.vim.detach(cm);
      cm.destroy();
      editor.state.cm = null;
      editor.$vimModeHandler = null;
      editor.renderer.$cursorLayer.drawCursor = null;
      editor.renderer.setStyle("normal-mode", false);
      editor.textInput.setCommandMode(false);
      editor.renderer.$keepTextAreaAtCursor = true;
    },
    getStatusText: function(editor) {
      var cm = editor.state.cm;
      var vim = getVim(cm);
      if (vim.insertMode)
        return "INSERT";
      var status = "";
      if (vim.visualMode) {
        status += "VISUAL";
        if (vim.visualLine)
          status += " LINE";
        if (vim.visualBlock)
          status += " BLOCK";
      }
      if (vim.status)
        status += (status ? " " : "") + vim.status;
      return status;
    }
  };
  Vim.defineOption({
    name: "wrap",
    set: function(value, cm) {
      if (cm) {cm.ace.setOption("wrap", value)}
    },
    type: "boolean"
  }, false);
  Vim.defineEx('write', 'w', function() {
    console.log(':write is not implemented')
  });
  defaultKeymap.push(
    { keys: 'zc', type: 'action', action: 'fold', actionArgs: { open: false } },
    { keys: 'zC', type: 'action', action: 'fold', actionArgs: { open: false, all: true } },
    { keys: 'zo', type: 'action', action: 'fold', actionArgs: { open: true } },
    { keys: 'zO', type: 'action', action: 'fold', actionArgs: { open: true, all: true } },
    { keys: 'za', type: 'action', action: 'fold', actionArgs: { toggle: true } },
    { keys: 'zA', type: 'action', action: 'fold', actionArgs: { toggle: true, all: true } },
    { keys: 'zf', type: 'action', action: 'fold', actionArgs: { open: true, all: true } },
    { keys: 'zd', type: 'action', action: 'fold', actionArgs: { open: true, all: true } },
    
    { keys: '<C-A-k>', type: 'action', action: 'aceCommand', actionArgs: { name: "addCursorAbove" } },
    { keys: '<C-A-j>', type: 'action', action: 'aceCommand', actionArgs: { name: "addCursorBelow" } },
    { keys: '<C-A-S-k>', type: 'action', action: 'aceCommand', actionArgs: { name: "addCursorAboveSkipCurrent" } },
    { keys: '<C-A-S-j>', type: 'action', action: 'aceCommand', actionArgs: { name: "addCursorBelowSkipCurrent" } },
    { keys: '<C-A-h>', type: 'action', action: 'aceCommand', actionArgs: { name: "selectMoreBefore" } },
    { keys: '<C-A-l>', type: 'action', action: 'aceCommand', actionArgs: { name: "selectMoreAfter" } },
    { keys: '<C-A-S-h>', type: 'action', action: 'aceCommand', actionArgs: { name: "selectNextBefore" } },
    { keys: '<C-A-S-l>', type: 'action', action: 'aceCommand', actionArgs: { name: "selectNextAfter" } }
  );
  actions.aceCommand = function(cm, actionArgs, vim) {