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

        end.ch += 1;
      } else {
        start.ch += 1;
      }

      return { start: start, end: end };
    }
    function findBeginningAndEnd(cm, head, symb, inclusive) {
      var cur = copyCursor(head);
      var line = cm.getLine(cur.line);
      var chars = line.split('');
      var start, end, i, len;
      var firstIndex = chars.indexOf(symb);
      if (cur.ch < firstIndex) {
        cur.ch = firstIndex;
      }
      else if (firstIndex < cur.ch && chars[cur.ch] == symb) {
        end = cur.ch; // assign end to the current cursor
        --cur.ch; // make sure to look backwards
      }
      if (chars[cur.ch] == symb && !end) {
        start = cur.ch + 1; // assign start to ahead of the cursor
      } else {
        for (i = cur.ch; i > -1 && !start; i--) {
          if (chars[i] == symb) {
            start = i + 1;
          }
        }
      }
      if (start && !end) {
        for (i = start, len = chars.length; i < len && !end; i++) {
          if (chars[i] == symb) {
            end = i;
          }
        }
      }
      if (!start || !end) {
        return { start: cur, end: cur };
      }
      if (inclusive) {
        --start; ++end;
      }

      return {
        start: Pos(cur.line, start),
        end: Pos(cur.line, end)
      };
    }
    defineOption('pcre', true, 'boolean');
    function SearchState() {}
    SearchState.prototype = {
      getQuery: function() {
        return vimGlobalState.query;
      },
      setQuery: function(query) {
        vimGlobalState.query = query;
      },
      getOverlay: function() {
        return this.searchOverlay;
      },
      setOverlay: function(overlay) {
        this.searchOverlay = overlay;
      },
      isReversed: function() {
        return vimGlobalState.isReversed;
      },
      setReversed: function(reversed) {
        vimGlobalState.isReversed = reversed;
      },
      getScrollbarAnnotate: function() {
        return this.annotate;
      },
      setScrollbarAnnotate: function(annotate) {
        this.annotate = annotate;
      }
    };
    function getSearchState(cm) {
      var vim = cm.state.vim;
      return vim.searchState_ || (vim.searchState_ = new SearchState());
    }
    function dialog(cm, template, shortText, onClose, options) {
      if (cm.openDialog) {
        cm.openDialog(template, onClose, { bottom: true, value: options.value,
            onKeyDown: options.onKeyDown, onKeyUp: options.onKeyUp,
            selectValueOnOpen: false, onClose: function() {
              if (cm.state.vim) {
                cm.state.vim.status = "";
                cm.ace.renderer.$loop.schedule(cm.ace.renderer.CHANGE_CURSOR);
              }
            }});
      }
      else {
        onClose(prompt(shortText, ''));
      }
    }
    function splitBySlash(argString) {
      return splitBySeparator(argString, '/');
    }

    function findUnescapedSlashes(argString) {
      return findUnescapedSeparators(argString, '/');
    }

    function splitBySeparator(argString, separator) {
      var slashes = findUnescapedSeparators(argString, separator) || [];
      if (!slashes.length) return [];
      var tokens = [];
      if (slashes[0] !== 0) return;
      for (var i = 0; i < slashes.length; i++) {
        if (typeof slashes[i] == 'number')
          tokens.push(argString.substring(slashes[i] + 1, slashes[i+1]));
      }
      return tokens;
    }

    function findUnescapedSeparators(str, separator) {
      if (!separator)
        separator = '/';

      var escapeNextChar = false;
      var slashes = [];
      for (var i = 0; i < str.length; i++) {

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

              if (r1[prop] !== r2[prop]) {
                  return false;
              }
          }
          return true;
      }
      return false;
    }
    function updateSearchQuery(cm, rawQuery, ignoreCase, smartCase) {
      if (!rawQuery) {
        return;
      }
      var state = getSearchState(cm);
      var query = parseQuery(rawQuery, !!ignoreCase, !!smartCase);
      if (!query) {
        return;
      }
      highlightSearchMatches(cm, query);
      if (regexEqual(query, state.getQuery())) {
        return query;
      }
      state.setQuery(query);
      return query;
    }
    function searchOverlay(query) {
      if (query.source.charAt(0) == '^') {
        var matchSol = true;
      }
      return {
        token: function(stream) {
          if (matchSol && !stream.sol()) {
            stream.skipToEnd();
            return;
          }
          var match = stream.match(query, false);
          if (match) {
            if (match[0].length == 0) {
              stream.next();
              return 'searching';
            }
            if (!stream.sol()) {
              stream.backUp(1);
              if (!query.exec(stream.next() + match[0])) {
                stream.next();
                return null;
              }
            }
            stream.match(query);
            return 'searching';
          }
          while (!stream.eol()) {
            stream.next();
            if (stream.match(query, false)) break;
          }
        },
        query: query
      };
    }
    function highlightSearchMatches(cm, query) {
      var searchState = getSearchState(cm);
      var overlay = searchState.getOverlay();
      if (!overlay || query != overlay.query) {
        if (overlay) {
          cm.removeOverlay(overlay);
        }
        overlay = searchOverlay(query);
        cm.addOverlay(overlay);
        if (cm.showMatchesOnScrollbar) {
          if (searchState.getScrollbarAnnotate()) {
            searchState.getScrollbarAnnotate().clear();
          }
          searchState.setScrollbarAnnotate(cm.showMatchesOnScrollbar(query));
        }
        searchState.setOverlay(overlay);
      }
    }
    function findNext(cm, prev, query, repeat) {
      if (repeat === undefined) { repeat = 1; }
      return cm.operation(function() {
        var pos = cm.getCursor();
        var cursor = cm.getSearchCursor(query, pos);
        for (var i = 0; i < repeat; i++) {
          var found = cursor.find(prev);
          if (i == 0 && found && cursorEqual(cursor.from(), pos)) { found = cursor.find(prev); }
          if (!found) {
            cursor = cm.getSearchCursor(query,
                (prev) ? Pos(cm.lastLine()) : Pos(cm.firstLine(), 0) );
            if (!cursor.find(prev)) {
              return;
            }
          }
        }
        return cursor.from();
      });
    }
    function clearSearchHighlight(cm) {
      var state = getSearchState(cm);
      cm.removeOverlay(getSearchState(cm).getOverlay());
      state.setOverlay(null);
      if (state.getScrollbarAnnotate()) {
        state.getScrollbarAnnotate().clear();
        state.setScrollbarAnnotate(null);
      }
    }
    function isInRange(pos, start, end) {
      if (typeof pos != 'number') {
        pos = pos.line;
      }
      if (start instanceof Array) {
        return inArray(pos, start);
      } else {
        if (end) {
          return (pos >= start && pos <= end);
        } else {
          return pos == start;
        }
      }
    }
    function getUserVisibleLines(cm) {
      var renderer = cm.ace.renderer;
      return {
        top: renderer.getFirstFullyVisibleRow(),
        bottom: renderer.getLastFullyVisibleRow()
      }
    }

    function getMarkPos(cm, vim, markName) {
      if (markName == '\'' || markName == '`') {
        return vimGlobalState.jumpList.find(cm, -1) || Pos(0, 0);
      } else if (markName == '.') {
        return getLastEditPos(cm);
      }

      var mark = vim.marks[markName];

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

      var h = config.lineHeight;
      var top = pixelPos.top;
      var left = pixelPos.left;
      if (!vim.insertMode) {
        var isbackwards = !sel.cursor 
            ? session.selection.isBackwards() || session.selection.isEmpty()
            : Range.comparePoints(sel.cursor, sel.start) <= 0;
        if (!isbackwards && left > w)
          left -= w;
      }     
      if (!vim.insertMode && vim.status) {
        h = h / 2;
        top += h;
      }
      dom.translate(element, left, top);
      dom.setStyle(element.style, "width", w + "px");
      dom.setStyle(element.style, "height", h + "px");
    },
    handleKeyboard: function(data, hashId, key, keyCode, e) {
      var editor = data.editor;
      var cm = editor.state.cm;
      var vim = getVim(cm);
      if (keyCode == -1) return;
      if (!vim.insertMode) {
        if (hashId == -1) {
          if (key.charCodeAt(0) > 0xFF) {
            if (data.inputKey) {
              key = data.inputKey;
              if (key && data.inputHash == 4)
                key = key.toUpperCase();
            }
          }
          data.inputChar = key;
        }
        else if (hashId == 4 || hashId == 0) {
          if (data.inputKey == key && data.inputHash == hashId && data.inputChar) {
            key = data.inputChar;
            hashId = -1
          }
          else {
            data.inputChar = null;
            data.inputKey = key;
            data.inputHash = hashId;
          }
        }
        else {
          data.inputChar = data.inputKey = null;
        }
      }
      if (key == "c" && hashId == 1) { // key == "ctrl-c"
        if (!useragent.isMac && editor.getCopyText()) {
          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);