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* Fix backspace in edit views

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* Some notes
This commit is contained in:
Bryan Ashby 2015-05-27 22:53:21 -06:00
parent e46105984c
commit 5a6b283923
2 changed files with 8 additions and 45 deletions
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2
core/edit_text_view.js
View file

@ -20,7 +20,7 @@ function EditTextView(options) {
TextView.call(this, options); TextView.call(this, options);
this.cursorPos = { x : 0 }; this.cursorPos = { row : 0, col : 0 };
this.clientBackspace = function() { this.clientBackspace = function() {
var fillCharSGR = this.getStyleSGR(1) || this.getSGR(); var fillCharSGR = this.getStyleSGR(1) || this.getSGR();

51
core/multi_line_edit_text_view.js
View file

@ -73,6 +73,8 @@ exports.MultiLineEditTextView = MultiLineEditTextView;
// https://github.com/chjj/blessed // https://github.com/chjj/blessed
// //
// need self.skipTabs(dir): if pos='\t', skip ahead (in dir) until reg char. This can be used @ up, left, right, down
function MultiLineEditTextView(options) { function MultiLineEditTextView(options) {
if(!_.isBoolean(options.acceptsFocus)) { if(!_.isBoolean(options.acceptsFocus)) {
@ -104,50 +106,6 @@ function MultiLineEditTextView(options) {
this.cursorPos = { row : 0, col : 0 }; // relative to view window this.cursorPos = { row : 0, col : 0 }; // relative to view window
this.renderStartIndex = 0; this.renderStartIndex = 0;
/*
this.redrawViewableText = function() {
//
// v--- position.row/y
// +-----------------------------------+ <--- x + width
// | |
// | |
// | |
// +-----------------------------------+
// ^--- position.row + height
//
// A given line in lines[] may need to take up 1:n physical lines
// due to wrapping / available space.
//
var x = self.position.row;
var bottom = x + self.dimens.height;
var idx = self.topLineIndex;
self.client.term.write(self.getSGR());
var lines;
while(idx < self.lines.length && x < bottom) {
if(0 === self.lines[idx].length) {
++x;
} else {
lines = self.wordWrap(self.lines[idx]);
for(var y = 0; y < lines.length && x < bottom; ++y) {
self.client.term.write(ansi.goto(x, this.position.col));
self.client.term.write(lines[y]);
++x;
}
}
++idx;
}
};
*/
/*
this.createScrollRegion = function() {
self.client.term.write(ansi.setScrollRegion(self.position.row, self.position.row + 5));//self.dimens.height));
};
*/
this.getTabString = function() { this.getTabString = function() {
return new Array(self.tabWidth).join(' '); return new Array(self.tabWidth).join(' ');
}; };
@ -236,6 +194,10 @@ function MultiLineEditTextView(options) {
//return self.renderBuffer[row].replace(/\n/g, '').length; //return self.renderBuffer[row].replace(/\n/g, '').length;
}; };
this.getLineTextLengthToColumn = function(row, col) {
return self.renderBuffer[row].replace(self.getReplaceTabsRegExp(), '\t').replace(/\n/g, '').slice(0, col).length;
};
this.getEndOfLinePosition = function(row) { this.getEndOfLinePosition = function(row) {
row = row || self.cursorPos.row; row = row || self.cursorPos.row;
return self.position.col + self.getLineTextLength(row); return self.position.col + self.getLineTextLength(row);
@ -267,6 +229,7 @@ function MultiLineEditTextView(options) {
this.cursorUp = function() { this.cursorUp = function() {
if(self.cursorPos.row > 0) { if(self.cursorPos.row > 0) {
self.cursorPos.col = self.getLineTextLengthToColumn(self.cursorPos.row, self.cursorPos.col);
self.cursorPos.row--; self.cursorPos.row--;
self.client.term.write(ansi.up()); self.client.term.write(ansi.up());
} else if(self.topLineIndex > 0) { } else if(self.topLineIndex > 0) {