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mobile/UI: add button to change notification

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This is fun... with just a tiny bit of 'magic text parsing' we can allow
the backend code to add a button to the notification that will open the
context menu that will make it super obvious to the user how they can
undo an operation.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Dirk Hohndel 2021-01-17 13:34:21 -08:00
parent e1cb368437
commit 126329ab7c
2 changed files with 16 additions and 9 deletions
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14
mobile-widgets/qml/main.qml
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@ -55,14 +55,18 @@ Kirigami.ApplicationWindow {
// notifications to show the notification text, but during initialization
// we instead dump the information into the textBlock below
if (initialized) {
// make sure any old notification is hidden
// hiding notifications is no longer supported????
// hidePassiveNotification()
if (notificationText !== "") {
// there's a risk that we have a >5 second gap in update events;
// still, keep the timeout at 5s to avoid odd unchanging notifications
var actionEnd = notificationText.indexOf("]")
if (notificationText.startsWith("[") && actionEnd !== -1) {
// we have a notification text that starts with our special syntax to indication
// an action that the user can take (the actual action is always opening the context drawer
// so the action text should always be something that can then be found in the context drawer)
showPassiveNotification(notificationText.substring(actionEnd + 1), 5000, notificationText.substring(1,actionEnd),
function() { contextDrawer.open() })
} else {
showPassiveNotification(notificationText, 5000)
}
}
} else {
textBlock.text = textBlock.text + "\n" + notificationText
}

9
mobile-widgets/qmlmanager.cpp
View file

@ -1407,11 +1407,14 @@ void QMLManager::saveChangesLocal(bool fromUndo)
Command::setClean();
updateHaveLocalChanges(true);
// provide a useful undo/redo notification
QString msgFormat = tr("Changes saved:'%1'. %2 possible via context menu");
// NOTE: the QML UI interprets a leading '[action]' (where only the two brackets are checked for)
// as an indication to use the text between those two brackets as the label of a button that
// can be used to open the context menu
QString msgFormat = tr("[%1]Changes saved:'%2'.\n%1 possible via context menu");
if (fromUndo)
setNotificationText(msgFormat.arg(tr("Undo: %1").arg(getRedoText())).arg(tr("Redo")));
setNotificationText(msgFormat.arg(tr("Redo")).arg(tr("Undo: %1").arg(getRedoText())));
else
setNotificationText(msgFormat.arg(getUndoText()).arg(tr("Undo")));
setNotificationText(msgFormat.arg(tr("Undo")).arg(getUndoText()));
} else {
appendTextToLog("local save requested with no unsaved changes");
}