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Refactors new extension find bar code to support old FF versions

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This commit is contained in:
Yury Delendik 2014-05-08 09:05:28 -05:00
parent bc66c8119e
commit 9f9454d2ae
2 changed files with 18 additions and 10 deletions
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24
extensions/firefox/content/PdfStreamConverter.jsm
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@ -66,9 +66,15 @@ function getChromeWindow(domWindow) {
function getFindBar(domWindow) {
var browser = getContainingBrowser(domWindow);
var tabbrowser = browser.getTabBrowser();
var tab = tabbrowser._getTabForBrowser(browser);
return tabbrowser.getFindBar(tab);
try {
var tabbrowser = browser.getTabBrowser();
var tab = tabbrowser._getTabForBrowser(browser);
return tabbrowser.getFindBar(tab);
} catch (e) {
// FF22 has no _getTabForBrowser, and FF24 has no getFindBar
var chromeWindow = browser.ownerDocument.defaultView;
return chromeWindow.gFindBar;
}
}
function setBoolPref(pref, value) {
@ -327,11 +333,13 @@ ChromeActions.prototype = {
return getBoolPref(PREF_PREFIX + '.pdfBugEnabled', false);
},
supportsIntegratedFind: function() {
// Integrated find is only supported when we're not in a frame and when the
// new find events code exists.
return this.domWindow.frameElement === null &&
getFindBar(this.domWindow) &&
'updateControlState' in getFindBar(this.domWindow);
// Integrated find is only supported when we're not in a frame
if (this.domWindow.frameElement !== null) {
return false;
}
// ... and when the new find events code exists.
var findBar = getFindBar(this.domWindow);
return findBar && ('updateControlState' in findBar);
},
supportsDocumentFonts: function() {
var prefBrowser = getIntPref('browser.display.use_document_fonts', 1);

4
test/mozcentral/browser_pdfjs_main.js
View File

@ -32,13 +32,13 @@ function test() {
// Runs tests after all 'load' event handlers have fired off
window.addEventListener("documentload", function() {
runTests(document, window, finish);
runTests(document, window, tab, finish);
}, false, true);
}, true);
}
function runTests(document, window, callback) {
function runTests(document, window, tab, callback) {
//
// Overall sanity tests