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Add transformInput and transformRemove hooks into edit modes

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This commit is contained in:
c-spencer 2011-05-21 16:58:45 +01:00
commit 0d9b5dd8b9
2 changed files with 28 additions and 3 deletions
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19
lib/ace/editor.js
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@ -412,6 +412,11 @@ var Editor =function(renderer, session) {
var mode = session.getMode(); var mode = session.getMode();
var cursor = this.getCursorPosition(); var cursor = this.getCursorPosition();
var transform = mode.transformInput(session.getState(cursor.row), this, session, text);
if (transform)
text = transform.text;
text = text.replace("\t", this.session.getTabString()); text = text.replace("\t", this.session.getTabString());
// remove selected text // remove selected text
@ -427,12 +432,19 @@ var Editor =function(renderer, session) {
this.clearSelection(); this.clearSelection();
var start = cursor.column;
var lineState = session.getState(cursor.row); var lineState = session.getState(cursor.row);
var shouldOutdent = mode.checkOutdent(lineState, session.getLine(cursor.row), text); var shouldOutdent = mode.checkOutdent(lineState, session.getLine(cursor.row), text);
var line = session.getLine(cursor.row); var line = session.getLine(cursor.row);
var lineIndent = mode.getNextLineIndent(lineState, line.slice(0, cursor.column), session.getTabString()); var lineIndent = mode.getNextLineIndent(lineState, line.slice(0, cursor.column), session.getTabString());
var end = session.insert(cursor, text); var end = session.insert(cursor, text);
if (transform && transform.selection) {
this.selection.setSelectionRange(
new Range(cursor.row, start + transform.selection[0],
cursor.row, start + transform.selection[1]));
}
var lineState = session.getState(cursor.row); var lineState = session.getState(cursor.row);
// TODO disabled multiline auto indent // TODO disabled multiline auto indent
@ -601,7 +613,12 @@ var Editor =function(renderer, session) {
if (this.selection.isEmpty()) if (this.selection.isEmpty())
this.selection.selectLeft(); this.selection.selectLeft();
this.session.remove(this.getSelectionRange()); var session = this.session;
var selection = this.getSelectionRange();
var state = session.getState(selection.start.row);
var range = session.getMode().transformRemove(state, this, session, selection);
this.session.remove(range);
this.clearSelection(); this.clearSelection();
}; };

10
lib/ace/mode/text.js
View file

@ -150,7 +150,7 @@ var Mode = function() {
this.$modes[this.$embeds[i]] = new mapping[this.$embeds[i]](); this.$modes[this.$embeds[i]] = new mapping[this.$embeds[i]]();
} }
var delegations = ['toggleCommentLines', 'getNextLineIndent', 'checkOutdent', 'autoOutdent']; var delegations = ['toggleCommentLines', 'getNextLineIndent', 'checkOutdent', 'autoOutdent', 'transformInput', 'transformRemove'];
for (var i = 0; i < delegations.length; i++) { for (var i = 0; i < delegations.length; i++) {
(function(scope) { (function(scope) {
@ -179,6 +179,14 @@ var Mode = function() {
return defaultHandler ? defaultHandler.apply(this, args) : undefined; return defaultHandler ? defaultHandler.apply(this, args) : undefined;
}; };
this.transformInput = function(state, editor, session, text) {
return false;
};
this.transformRemove = function(state, editor, session, range) {
return range;
};
}).call(Mode.prototype); }).call(Mode.prototype);
exports.Mode = Mode; exports.Mode = Mode;