Fix FileWidget sometimes showing two states

This commit is contained in:
fiaxh 2020-04-13 13:00:41 +02:00
parent 5b9199e7d4
commit bcbd5f0807

View file

@ -37,51 +37,45 @@ public class FileWidget : Box {
private StreamInteractor stream_interactor;
private FileTransfer file_transfer;
private State state;
private State? state = null;
private FileDefaultWidgetController default_widget_controller;
private Widget content;
private Widget? content = null;
public FileWidget(StreamInteractor stream_interactor, FileTransfer file_transfer) {
this.stream_interactor = stream_interactor;
this.file_transfer = file_transfer;
load_widget.begin();
update_widget.begin();
size_allocate.connect((allocation) => {
if (allocation.height > parent.get_allocated_height()) {
Idle.add(() => { parent.queue_resize(); return false; });
}
});
file_transfer.notify["state"].connect(update_widget_type);
file_transfer.notify["mime-type"].connect(update_widget_type);
file_transfer.notify["state"].connect(update_widget);
file_transfer.notify["mime-type"].connect(update_widget);
}
private async void load_widget() {
if (show_image()) {
content = yield get_image_widget(file_transfer.get_file(), file_transfer.file_name);
if (content != null) {
this.state = State.IMAGE;
private async void update_widget() {
if (show_image() && state != State.IMAGE) {
var content_bak = content;
Widget? image_widget = yield get_image_widget(file_transfer.get_file(), file_transfer.file_name);
// If the widget changed in the meanwhile, stop
if (content != content_bak) return;
if (image_widget != null) {
if (content != null) this.remove(content);
content = image_widget;
state = State.IMAGE;
this.add(content);
return;
}
}
FileDefaultWidget default_file_widget = new FileDefaultWidget() { visible=true };
default_widget_controller = new FileDefaultWidgetController(default_file_widget, file_transfer, stream_interactor);
content = default_file_widget;
this.state = State.DEFAULT;
this.add(content);
}
private async void update_widget_type() {
if (file_transfer.state == FileTransfer.State.COMPLETE && show_image() && state != State.IMAGE) {
this.remove(content);
this.add(yield get_image_widget(file_transfer.get_file(), file_transfer.file_name));
state = State.IMAGE;
return;
}
if (file_transfer.state == FileTransfer.State.FAILED && state == State.IMAGE) {
this.remove(content);
if (state != State.DEFAULT) {
if (content != null) this.remove(content);
FileDefaultWidget default_file_widget = new FileDefaultWidget() { visible=true };
default_widget_controller = new FileDefaultWidgetController(default_file_widget, file_transfer, stream_interactor);
content = default_file_widget;
@ -161,7 +155,11 @@ public class FileWidget : Box {
}
private bool show_image() {
if (file_transfer.mime_type == null || file_transfer.state != FileTransfer.State.COMPLETE) return false;
if (file_transfer.mime_type == null) return false;
if (file_transfer.state != FileTransfer.State.COMPLETE &&
!(file_transfer.direction == FileTransfer.DIRECTION_SENT && file_transfer.state == FileTransfer.State.IN_PROGRESS)) {
return false;
}
foreach (PixbufFormat pixbuf_format in Pixbuf.get_formats()) {
foreach (string mime_type in pixbuf_format.get_mime_types()) {