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page up, down etc all working, still no shift page up/down for highlight but that never worked anyways

This commit is contained in:
John McLear 2013-03-18 18:03:37 +00:00
parent 9f54a65c88
commit 27e9f91864
1 changed files with 9 additions and 14 deletions
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23
src/static/js/ace2_inner.js
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@ -3712,6 +3712,9 @@ function Ace2Inner(){
specialHandled = true;
}
if((evt.which == 33 || evt.which == 34) && type == 'keydown'){
evt.preventDefault(); // This is required, browsers will try to do normal default behavior on page up / down and the default behavior SUCKS
var oldVisibleLineRange = getVisibleLineRange();
var topOffset = rep.selStart[0] - oldVisibleLineRange[0];
if(topOffset < 0 ){
@ -3726,22 +3729,13 @@ function Ace2Inner(){
var linesCount = rep.lines.length(); // total count of lines in pad IE 10
var numberOfLinesInViewport = newVisibleLineRange[1] - newVisibleLineRange[0]; // How many lines are in the viewport right now?
top.console.log(rep);
top.console.log("old vis", oldVisibleLineRange);
if(isPageUp){
if(rep.selStart[0] == oldVisibleLineRange[0]+1 || rep.selStart[0] == oldVisibleLineRange[0] || rep.selStart[0] == oldVisibleLineRange[0] -1){ // if we're at the top of the document
rep.selEnd[0] = oldVisibleLineRange[0] - numberOfLinesInViewport;
}
else if(rep.selEnd[0] < (oldVisibleLineRange[0]+1)){ // If it's mostly near the bottom of a document
rep.selEnd[0] = oldVisibleLineRange[0]; // dont go further in the page up than what's visible IE go from 0 to 50 if 50 is visible on screen but dont go below that else we miss content
rep.selStart[0] = oldVisibleLineRange[0]; // dont go further in the page up than what's visible IE go from 0 to 50 if 50 is visible on screen but dont go below that else we miss content
}
rep.selEnd[0] = rep.selEnd[0] - numberOfLinesInViewport; // move to the bottom line +1 in the viewport (essentially skipping over a page)
rep.selStart[0] = rep.selStart[0] - numberOfLinesInViewport; // move to the bottom line +1 in the viewport (essentially skipping over a page)
}
if(isPageDown){ // if we hit page down
if(rep.selEnd[0] > oldVisibleLineRange[0]){
// top.console.log("new bottom", oldVisibleLineRange[1]);
if(rep.selEnd[0] >= oldVisibleLineRange[0]){ // If the new viewpoint position is actually further than where we are right now
rep.selStart[0] = oldVisibleLineRange[1] -1; // dont go further in the page down than what's visible IE go from 0 to 50 if 50 is visible on screen but dont go below that else we miss content
rep.selEnd[0] = oldVisibleLineRange[1] -1; // dont go further in the page down than what's visible IE go from 0 to 50 if 50 is visible on screen but dont go below that else we miss content
}
@ -3754,10 +3748,10 @@ function Ace2Inner(){
if(rep.selEnd[0] >= linesCount){
rep.selEnd[0] = linesCount-1;
}
top.console.log(rep)
updateBrowserSelectionFromRep();
var myselection = document.getSelection(); // get the current caret selection, can't use rep. here because that only gives us the start position not the current
var caretOffsetTop = myselection.focusNode.parentNode.offsetTop; // get the carets selection offset in px IE 214
var caretOffsetTop = myselection.focusNode.parentNode.offsetTop | myselection.focusNode.offsetTop; // get the carets selection offset in px IE 214
// top.console.log(caretOffsetTop);
setScrollY(caretOffsetTop); // set the scrollY offset of the viewport on the document
}, 200);
@ -3792,6 +3786,7 @@ top.console.log(rep)
// Holding down arrow after a paste can lose the cursor -- This is the best fix I can find
if(rep.selStart[0] >= visibleLineRange[1] || rep.selStart[0] < visibleLineRange[0] ){ // if we're not at the bottom of the viewport
// top.console.log(viewport, lineHeight, myselection);
// TODO: Make it so chrome doesnt need to redraw the page by only applying this technique if required
var newY = caretOffsetTop;
}else{ // we're at the bottom of the viewport so snap to a "new viewport"
// top.console.log(viewport, lineHeight, myselection);