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automatically resize diff pane to match window height. Does not adjus…
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…t dynamically as the window is resized, however
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jhewlett committed Sep 29, 2013
1 parent a88e9cf commit 867fbdc
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Showing 2 changed files with 14 additions and 5 deletions.
9 changes: 9 additions & 0 deletions air/diffCmd.html
Original file line number Diff line number Diff line change
Expand Up @@ -32,6 +32,9 @@ <h3>Edit</h3>
function appLoad() {
window.nativeWindow.maximize();

maximizeHeight(document.getElementById('scrollLeft'));
maximizeHeight(document.getElementById('scrollRight'));

air.NativeApplication.nativeApplication.addEventListener(air.InvokeEvent.INVOKE, onInvoke);

var scrollLeft = document.getElementById('scrollLeft');
Expand All @@ -48,6 +51,12 @@ <h3>Edit</h3>
});
}

function maximizeHeight(element) {
if (window.innerHeight) {
element.style.height = (window.innerHeight - element.offsetTop - 10) + "px";
}
}

function onInvoke(event) {
var original = readFile(event.currentDirectory, event.arguments[0]);
var edit = readFile(event.currentDirectory, event.arguments[1]);
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10 changes: 5 additions & 5 deletions src/Diff.js
Original file line number Diff line number Diff line change
Expand Up @@ -30,8 +30,8 @@ SourceDiff.Diff = function(ignoreLeadingWS) {
var originalTrimmed = checkTrimLeadingWhiteSpace(originalLine);
var editedTrimmed = checkTrimLeadingWhiteSpace(editedLine);

var s1Offset = originalLine.length - originalTrimmed.length;
var s2Offset = editedLine.length - editedTrimmed.length;
var originalOffset = originalLine.length - originalTrimmed.length;
var editOffset = editedLine.length - editedTrimmed.length;

originalTrimmed = trimTrailingWhiteSpace(originalTrimmed);
editedTrimmed = trimTrailingWhiteSpace(editedTrimmed);
Expand All @@ -48,18 +48,18 @@ SourceDiff.Diff = function(ignoreLeadingWS) {
while (i >= 0 && j >= 0) {
if (originalTrimmed[i - 1] === editedTrimmed[j - 1]) {
if (originalTrimmed[i - 1]) {
diff.addCommon(s1Offset + i - 1, s2Offset + j - 1);
diff.addCommon(originalOffset + i - 1, editOffset + j - 1);
}
i--;
j--;
} else if (j >= 0 && (i === 0 || matrix[i][j - 1] >= matrix[i - 1][j])) {
if (editedTrimmed[j - 1].length > 0) {
diff.addInsert(s2Offset + j - 1);
diff.addInsert(editOffset + j - 1);
}
j--;
} else if (i >= 0 && (j === 0 || matrix[i][j - 1] < matrix[i - 1][j])) {
if (originalTrimmed[i - 1].length > 0) {
diff.addDelete(s1Offset + i - 1);
diff.addDelete(originalOffset + i - 1);
}
i--;
}
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