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authorAleksander Machniak <alec@alec.pl>2014-06-23 14:18:51 +0200
committerAleksander Machniak <alec@alec.pl>2014-06-23 14:18:51 +0200
commit5b231140084cdf8e69e9ed5597fdba4ba504685f (patch)
tree4ed6c906ade3470b7f3b3fcd5efe6d3317913380 /program/js
parentd30a998fcab58c6dbf9297751c4a763f2c267cf7 (diff)
Improved accessibility (Tab navigation) in HTML editor's image browser
Diffstat (limited to 'program/js')
-rw-r--r--program/js/editor.js76
-rw-r--r--program/js/tinymce/roundcube/browser.css3
2 files changed, 69 insertions, 10 deletions
diff --git a/program/js/editor.js b/program/js/editor.js
index c5680ed90..dfd3e27ea 100644
--- a/program/js/editor.js
+++ b/program/js/editor.js
@@ -523,7 +523,7 @@ function rcube_text_editor(config, id)
// image selector
this.file_browser_callback = function(field_name, url, type)
{
- var i, elem, dialog, list = [];
+ var i, elem, cancel, dialog, fn, list = [];
// open image selector dialog
dialog = this.editor.windowManager.open({
@@ -531,7 +531,7 @@ function rcube_text_editor(config, id)
width: 500,
height: 300,
html: '<div id="image-selector-list"><ul></ul></div>'
- + '<div id="image-selector-form"><div id="image-upload-button" class="mce-widget mce-btn" role="button"></div></div>',
+ + '<div id="image-selector-form"><div id="image-upload-button" class="mce-widget mce-btn" role="button" tabindex="0"></div></div>',
buttons: [{text: 'Cancel', onclick: function() { ref.file_browser_close(); }}]
});
@@ -546,14 +546,44 @@ function rcube_text_editor(config, id)
}
if (list.length) {
- $('#image-selector-list > ul').append(list);
+ $('#image-selector-list > ul').append(list).find('li:first').focus();
}
// add hint about max file size (in dialog footer)
- $('div.mce-abs-end', dialog.getEl()).append($('<div class="hint">').text($('div.hint', rcmail.gui_objects.uploadform).text()));
+ $('div.mce-abs-end', dialog.getEl()).append($('<div class="hint">')
+ .text($('div.hint', rcmail.gui_objects.uploadform).text()));
- // enable (smart) upload button
+ // init upload button
elem = $('#image-upload-button').append($('<span>').text(rcmail.gettext('add' + type)));
+ cancel = elem.parents('.mce-panel').find('button:last').parent();
+
+ // we need custom Tab key handlers, until we find out why
+ // tabindex do not work here as expected
+ elem.keydown(function(e) {
+ if (e.which == 9) {
+ // on Tab + Shift focus first file
+ if (rcube_event.get_modifier(e) == SHIFT_KEY)
+ $('#image-selector-list li:last').focus();
+ // on Tab focus Cancel button
+ else
+ cancel.focus();
+
+ return false;
+ }
+ });
+ cancel.keydown(function(e) {
+ if (e.which == 9) {
+ // on Tab + Shift focus upload button
+ if (rcube_event.get_modifier(e) == SHIFT_KEY)
+ elem.focus();
+ else
+ $('#image-selector-list li:first').focus();
+
+ return false;
+ }
+ });
+
+ // enable (smart) upload button
this.hack_file_input(elem, rcmail.gui_objects.uploadform);
// enable drag-n-drop area
@@ -576,6 +606,7 @@ function rcube_text_editor(config, id)
var elem;
if (elem = ref.file_browser_entry(attr.name, attr.attachment)) {
$('#image-selector-list > ul').prepend(elem);
+ elem.focus();
}
});
}
@@ -584,11 +615,15 @@ function rcube_text_editor(config, id)
// close file browser window
this.file_browser_close = function(url)
{
+ var input = $('#' + rcmail.env.file_browser_field);
+
if (url)
- $('#' + rcmail.env.file_browser_field).val(url);
+ input.val(url);
this.editor.windowManager.close();
+ input.focus();
+
if (rcmail.env.old_file_drop)
rcmail.gui_objects.filedrop = rcmail.env.old_file_drop;
};
@@ -620,10 +655,30 @@ function rcube_text_editor(config, id)
var href = rcmail.env.comm_path+'&_id='+rcmail.env.compose_id+'&_action=display-attachment&_file='+file_id,
img = $('<img>').attr({title: file.name, src: img_src ? img_src : href + '&_thumbnail=1'});
- return $('<li>').data('url', href)
+ return $('<li>').attr({tabindex: 0})
+ .data('url', href)
.append($('<span class="img">').append(img))
.append($('<span class="name">').text(file.name))
- .click(function() { ref.file_browser_close($(this).data('url')); });
+ .click(function() { ref.file_browser_close($(this).data('url')); })
+ .keydown(function(e) {
+ if (e.which == 13) {
+ ref.file_browser_close($(this).data('url'));
+ }
+ // we need custom Tab key handlers, until we find out why
+ // tabindex do not work here as expected
+ else if (e.which == 9) {
+ if (rcube_event.get_modifier(e) == SHIFT_KEY) {
+ if (!$(this).prev().focus().length)
+ $('#image-upload-button').parents('.mce-panel').find('button:last').parent().focus();
+ }
+ else {
+ if (!$(this).next().focus().length)
+ $('#image-upload-button').focus();
+ }
+
+ return false;
+ }
+ });
}
};
@@ -646,7 +701,7 @@ function rcube_text_editor(config, id)
file.css({top: (e.pageY - offset.top - 10) + 'px', left: (e.pageX - offset.left - 10) + 'px'});
}
- file.attr({type: 'file', multiple: 'multiple', size: 5, title: ''})
+ file.attr({type: 'file', multiple: 'multiple', size: 5, title: '', tabindex: -1})
.change(function() { rcmail.upload_file(form, 'upload'); })
.click(function() { setTimeout(function() { link.mouseleave(); }, 20); })
// opacity:0 does the trick, display/visibility doesn't work
@@ -681,6 +736,9 @@ function rcube_text_editor(config, id)
file.trigger(e);
}
})
+ .keydown(function(e) {
+ if (e.which == 13) file.trigger('click');
+ })
.mouseleave()
.append(form);
};
diff --git a/program/js/tinymce/roundcube/browser.css b/program/js/tinymce/roundcube/browser.css
index 1787226f3..d756c1159 100644
--- a/program/js/tinymce/roundcube/browser.css
+++ b/program/js/tinymce/roundcube/browser.css
@@ -42,7 +42,8 @@
text-overflow: ellipsis;
}
-#image-selector-list li:hover {
+#image-selector-list li:hover,
+#image-selector-list li:focus {
background-color: #F0F0F0;
}