* Deleting line functionality change -- now working consistent with end/home treatment

* Some WIP fixes for empty container (e.g. cleared lines)
This commit is contained in:
Bryan Ashby 2015-06-19 16:47:04 -06:00
parent dc69428563
commit f3cf12f294
1 changed files with 34 additions and 44 deletions

View File

@ -198,6 +198,13 @@ function MultiLineEditTextView2(options) {
return self.textLines.length > index ? self.textLines[index].text : '';
};
this.getTextLength = function(index) {
if(!_.isNumber(index)) {
index = self.getTextLinesIndex();
}
return self.textLines.length > index ? self.textLines[index].text.length : 0;
};
this.getCharacter = function(index, col) {
if(!_.isNumber(col)) {
col = self.cursorPos.col;
@ -206,7 +213,7 @@ function MultiLineEditTextView2(options) {
};
this.getTextEndOfLineColumn = function(index) {
return Math.max(0, self.getText(index).length);
return Math.max(0, self.getTextLength(index));
};
this.getRenderText = function(index) {
@ -335,48 +342,29 @@ function MultiLineEditTextView2(options) {
} else if('line' === operation) {
//
// We want to delete an entire line. That is, from start -> eol. Note that
// the cursor could be in the middle, so we need to establish the entire
// range first.
// Delete a visible line. Note that this is *not* the "physical" line, or
// 1:n entries up to eol! This is to keep consistency with home/end, and
// some other text editors such as nano. Sublime for example want to
// treat all of these things using the physical approach, but this seems
// a bit odd in this context.
//
// :TODO: deleteLineAtIndex(index)
var startIndex = index;
while(startIndex > 0 && !self.textLines[startIndex].eol) {
startIndex--;
var hadEol = self.textLines[index].eol;
self.textLines.splice(index, 1);
if(hadEol && self.textLines.length > index && !self.textLines[index].eol) {
self.textLines[index].eol = true;
}
var endIndex = index;
while(endIndex < self.textLines.length && !self.textLines[endIndex].eol) {
++endIndex;
//
// Create a empty edit buffer if necessary
// :TODO: Make this a method
if(self.textLines.length < 1) {
self.textLines = [ { text : '', eol : true } ];
}
console.log('range=' + startIndex + ' -> ' + endIndex)
var remove = (endIndex - startIndex) + 1;
console.log('remove=' + remove)
console.log('lenBefore=' + self.textLines.length)
self.textLines.splice(startIndex, remove);
console.log(self.textLines)
console.log('lenAfter=' + self.textLines.length)
self.cursorPos.col = 0;
if(startIndex < index) {
console.log('stuffjk')
if(startIndex < self.topVisibleIndex) {
self.topVisibleIndex = Math.max(0, startIndex - 1);
self.cursorPos.row = 0;
} else {
self.cursorPos.row -= (index - startIndex);
console.log('self.cursorPos.row=' + self.cursorPos.row)
}
self.redrawVisibleArea();
} else {
self.redrawVisibleArea(); // :TODO: really, only index+++
}
var lastRow = self.redrawRows(self.cursorPos.row, self.dimens.height);
self.eraseRows(lastRow, self.dimens.height);
self.moveClientCusorToCursorPos();
}
@ -835,10 +823,12 @@ function MultiLineEditTextView2(options) {
};
this.keyPressClearLine = function() {
self.removeCharactersFromText(
self.getTextLinesIndex(),
0,
'line');
if(self.textLines.length > 0) {
self.removeCharactersFromText(
self.getTextLinesIndex(),
0,
'line');
}
};
this.adjustCursorIfPastEndOfLine = function(forceUpdate) {
@ -1011,11 +1001,11 @@ MultiLineEditTextView2.prototype.setFocus = function(focused) {
};
MultiLineEditTextView2.prototype.setText = function(text) {
this.textLines = [ ];
this.textLines = [ { text : '', eol : true } ];
//text = "Tab:\r\n\tA\tB\tC\tD\tE\tF\tG\r\n reeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeally long word!!!";
text = require('fs').readFileSync('/home/nuskooler/Downloads/test_text.txt', { encoding : 'utf-8'});
text = require('fs').readFileSync('/home/bashby/Downloads/test_text.txt', { encoding : 'utf-8'});
this.insertRawText(text);//, 0, 0);
//this.insertRawText(text);//, 0, 0);
this.cursorEndOfDocument();
console.log(this.textLines)