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Load images in conversation summary in different thread

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This commit is contained in:
fiaxh 2019-09-11 02:28:35 +02:00
parent 43720d3d2f
commit a96c80149f
1 changed files with 38 additions and 26 deletions
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64
main/src/ui/conversation_summary/file_widget.vala
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@ -37,42 +37,54 @@ public class FileWidget : Box {
this.stream_interactor = stream_interactor;
this.file_transfer = file_transfer;
load_widget.begin();
}
private async void load_widget() {
if (show_image()) {
content = getImageWidget(file_transfer);
content = yield get_image_widget(file_transfer);
if (content != null) {
this.state = State.IMAGE;
this.add(content);
return;
}
}
content = getDefaultWidget(file_transfer);
content = get_default_widget(file_transfer);
this.state = State.DEFAULT;
this.add(content);
}
private Widget? getImageWidget(FileTransfer file_transfer) {
private async Widget? get_image_widget(FileTransfer file_transfer) {
Image image = new Image() { halign=Align.START, visible = true };
Gdk.Pixbuf pixbuf;
try {
pixbuf = new Gdk.Pixbuf.from_file(file_transfer.get_file().get_path());
} catch (Error error) {
warning("Can't load picture %s", file_transfer.get_file().get_path());
// Load, scale and set the image
new Thread<void*> (null, () => {
Gdk.Pixbuf pixbuf;
try {
pixbuf = new Gdk.Pixbuf.from_file(file_transfer.get_file().get_path());
} catch (Error error) {
warning("Can't load picture %s", file_transfer.get_file().get_path());
return null;
}
pixbuf = pixbuf.apply_embedded_orientation();
int max_scaled_height = MAX_HEIGHT * image.scale_factor;
if (pixbuf.height > max_scaled_height) {
pixbuf = pixbuf.scale_simple((int) ((double) max_scaled_height / pixbuf.height * pixbuf.width), max_scaled_height, Gdk.InterpType.BILINEAR);
}
int max_scaled_width = MAX_WIDTH * image.scale_factor;
if (pixbuf.width > max_scaled_width) {
pixbuf = pixbuf.scale_simple(max_scaled_width, (int) ((double) max_scaled_width / pixbuf.width * pixbuf.height), Gdk.InterpType.BILINEAR);
}
pixbuf = crop_corners(pixbuf, 3 * image.get_scale_factor());
Util.image_set_from_scaled_pixbuf(image, pixbuf);
Idle.add(get_image_widget.callback);
return null;
}
});
yield;
pixbuf = pixbuf.apply_embedded_orientation();
int max_scaled_height = MAX_HEIGHT * image.scale_factor;
if (pixbuf.height > max_scaled_height) {
pixbuf = pixbuf.scale_simple((int) ((double) max_scaled_height / pixbuf.height * pixbuf.width), max_scaled_height, Gdk.InterpType.BILINEAR);
}
int max_scaled_width = MAX_WIDTH * image.scale_factor;
if (pixbuf.width > max_scaled_width) {
pixbuf = pixbuf.scale_simple(max_scaled_width, (int) ((double) max_scaled_width / pixbuf.width * pixbuf.height), Gdk.InterpType.BILINEAR);
}
pixbuf = crop_corners(pixbuf, 3 * image.get_scale_factor());
Util.image_set_from_scaled_pixbuf(image, pixbuf);
Util.force_css(image, "* { box-shadow: 0px 0px 2px 0px rgba(0,0,0,0.1); margin: 2px; border-radius: 3px; }");
Builder builder = new Builder.from_resource("/im/dino/Dino/conversation_summary/image_toolbar.ui");
@ -133,7 +145,7 @@ public class FileWidget : Box {
return Gdk.pixbuf_get_from_surface(ctx.get_target(), 0, 0, pixbuf.width, pixbuf.height);
}
private Widget getDefaultWidget(FileTransfer file_transfer) {
private Widget get_default_widget(FileTransfer file_transfer) {
string icon_name = get_file_icon_name(file_transfer.mime_type);
main_box = new Box(Orientation.HORIZONTAL, 10) { halign=Align.FILL, hexpand=true, visible=true };
@ -235,15 +247,15 @@ public class FileWidget : Box {
file_transfer.notify["path"].connect(update_file_info);
file_transfer.notify["state"].connect(update_file_info);
file_transfer.notify["mime-type"].connect(update_file_info);
update_file_info();
update_file_info.begin();
return event_box;
}
private void update_file_info() {
private async void update_file_info() {
if (file_transfer.state == FileTransfer.State.COMPLETE && show_image() && state != State.IMAGE) {
this.remove(content);
this.add(getImageWidget(file_transfer));
this.add(yield get_image_widget(file_transfer));
state = State.IMAGE;
}