buzzert/Kordophone
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~buzzert/Kordophone#9: gtk v2: Conversation selected state lost when reloading

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This commit is contained in:
James Magahern
2025-05-02 15:51:43 -07:00
parent 410182eab8
commit ef0312ccbd
3 changed files with 137 additions and 19 deletions
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42
src/conversation-list/conversation-list-view.vala
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@@ -11,6 +11,9 @@ public class ConversationListView : Adw.Bin
private Adw.HeaderBar header_bar;
private ConversationListModel conversation_model;
private string? selected_conversation_guid = null;
private bool selection_update_queued = false;
public ConversationListView () {
container = new Adw.ToolbarView ();
set_child (container);
@@ -25,7 +28,10 @@ public class ConversationListView : Adw.Bin
list_box.row_selected.connect ((row) => {
var conversation_row = (ConversationRow?) row;
conversation_selected(conversation_row != null ? conversation_row.conversation.guid : null);
if (conversation_row != null) {
selected_conversation_guid = conversation_row.conversation.guid;
conversation_selected(selected_conversation_guid);
}
});
header_bar = new Adw.HeaderBar ();
@@ -44,9 +50,43 @@ public class ConversationListView : Adw.Bin
// Set up model and bind to list
conversation_model = new ConversationListModel ();
conversation_model.items_changed.connect (on_items_changed);
list_box.bind_model (conversation_model, create_conversation_row);
}
private void on_items_changed (uint position, uint removed, uint added) {
enqueue_selection_update();
}
private void enqueue_selection_update() {
if (selection_update_queued) {
return;
}
selection_update_queued = true;
GLib.Idle.add(() => {
update_selection();
selection_update_queued = false;
return false;
}, GLib.Priority.HIGH);
}
private void update_selection() {
// Re-select selected_conversation_guid, if it has changed.
if (selected_conversation_guid != null) {
for (uint i = 0; i < conversation_model.get_n_items(); i++) {
var conversation = (Conversation) conversation_model.get_item(i);
if (conversation.guid == selected_conversation_guid) {
var row = list_box.get_row_at_index((int)i);
if (row != null) {
list_box.select_row(row);
}
}
}
}
}
private Widget create_conversation_row (Object item) {
Conversation conversation = (Conversation) item;
return new ConversationRow (conversation);