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(js) Add basic range selection with shift key

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This commit is contained in:
Francis Lachapelle
2016-11-10 10:34:31 -05:00
parent 5961117208
commit c42507dbe4
3 changed files with 76 additions and 4 deletions
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UI/WebServerResources/js/Mailer/MailboxController.js
+34 -1
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@@ -83,6 +83,11 @@
description: l('Toggle item'),
callback: toggleMessageSelection
}));
keys.push(sgHotkeys.createHotkey({
key: 'shift+space',
description: l('Toggle range of items'),
callback: toggleMessageSelection
}));
keys.push(sgHotkeys.createHotkey({
key: 'up',
description: l('View next item'),
@@ -251,9 +256,37 @@
}
function toggleMessageSelection($event, message) {
if (!message) message = vm.selectedFolder.$selectedMessage();
var folder = vm.selectedFolder,
selectedIndex, nextSelectedIndex, i;
if (!message)
message = folder.$selectedMessage();
message.selected = !message.selected;
vm.mode.multiple += message.selected? 1 : -1;
// Select closest range of messages when shift key is pressed
if ($event.shiftKey && folder.$selectedCount() > 1) {
selectedIndex = folder.uidsMap[message.uid];
// Search for next selected message above
nextSelectedIndex = selectedIndex - 2;
while (nextSelectedIndex >= 0 &&
!folder.$messages[nextSelectedIndex].selected)
nextSelectedIndex--;
if (nextSelectedIndex < 0) {
// Search for next selected message bellow
nextSelectedIndex = selectedIndex + 2;
while (nextSelectedIndex < folder.getLength() &&
!folder.$messages[nextSelectedIndex].selected)
nextSelectedIndex++;
}
if (nextSelectedIndex >= 0 && nextSelectedIndex < folder.getLength()) {
for (i = Math.min(selectedIndex, nextSelectedIndex);
i <= Math.max(selectedIndex, nextSelectedIndex);
i++)
folder.$messages[i].selected = true;
}
}
$event.preventDefault();
$event.stopPropagation();
}