private async void UserInputBar_OnSendMessageButtonClicked()
{
if (string.IsNullOrEmpty(UserInputBar.InputText) && SelectedFile == null)
{
var filePicker = new FileOpenPicker();
filePicker.FileTypeFilter.Add("*"); // Without this the file picker throws an exception, this is not documented
SelectedFile = await filePicker.PickSingleFileAsync();
if (SelectedFile != null)
{
AddedAttachmentDisplay.ShowAttachment(SelectedFile.Name);
UpdateSendButtonIcon();
UserInputBar.FocusTextBox();
}
else
{
AddedAttachmentDisplay.HideAttachment();
}
}
else
{
bool sendMessageResult = await GetMainPageVm().SendMessage(UserInputBar.InputText, SelectedFile);
if (sendMessageResult)
{
ResetInput();
}
}
}
public void Load(SignalConversation conversation)
{
bool conversationThreadIdChanged = SignalConversation?.ThreadId != conversation?.ThreadId;
SignalConversation = conversation;
if (SignalConversation is SignalContact contact)
{
Blocked = contact.Blocked;
SendMessageVisible = !Blocked;
}
else
{
// Need to make sure to reset the Blocked and SendMessageVisible values in case
// a group chat is selected. Group chats can never be blocked.
Blocked = false;
SendMessageVisible = !Blocked;
}
LastMarkReadRequest = -1;
SendButtonEnabled = false;
/*
* On app resume this method (Load()) gets called with the same conversation, but new object.
* Only load draft if it is acutally a different conversation,
* because on mobile app gets supended during file picking and
* the new conversation does not have the DraftFileTokens
*/
if (conversationThreadIdChanged)
{
// We don't need to wait for this
_ = LoadDraft();
}
UserInputBar.FocusTextBox();
DisposeCurrentThread();
UpdateHeader(conversation);
SpellCheckEnabled = GlobalSettingsManager.SpellCheckSetting;
/*
* When selecting a small (~650 messages) conversation after a bigger (~1800 messages) one,
* ScrollToBottom would scroll so far south that the entire screen was white. Seems like the
* scrollbar is not properly notified that the collection changed. I tried things like throwing
* CollectionChanged (reset) event, but to no avail. This hack works, though.
*/
ConversationItemsControl.ItemsSource = new List <object>();
UpdateLayout();
Collection = new VirtualizedCollection(conversation);
ConversationItemsControl.ItemsSource = Collection;
UpdateLayout();
SendButtonEnabled = conversation.CanReceive;
ScrollToUnread();
}
public void Load(SignalConversation conversation)
{
SignalConversation = conversation;
if (SignalConversation is SignalContact contact)
{
Blocked = contact.Blocked;
SendMessageVisible = !Blocked;
}
else
{
// Need to make sure to reset the Blocked and SendMessageVisible values in case
// a group chat is selected. Group chats can never be blocked.
Blocked = false;
SendMessageVisible = !Blocked;
}
LastMarkReadRequest = -1;
SendButtonEnabled = false;
ResetInput();
UserInputBar.FocusTextBox();
DisposeCurrentThread();
UpdateHeader(conversation);
SpellCheckEnabled = GlobalSettingsManager.SpellCheckSetting;
/*
* When selecting a small (~650 messages) conversation after a bigger (~1800 messages) one,
* ScrollToBottom would scroll so far south that the entire screen was white. Seems like the
* scrollbar is not properly notified that the collection changed. I tried things like throwing
* CollectionChanged (reset) event, but to no avail. This hack works, though.
*/
ConversationItemsControl.ItemsSource = new List <object>();
UpdateLayout();
Collection = new VirtualizedCollection(conversation);
ConversationItemsControl.ItemsSource = Collection;
UpdateLayout();
SendButtonEnabled = conversation.CanReceive;
ScrollToUnread();
}