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using Gee;
using Gdk;
using Gtk;
using Pango;
using Dino.Entities;
namespace Dino.Ui.ConversationSummary {
public class FileMetaItem : ContentMetaItem {
private StreamInteractor stream_interactor;
public FileMetaItem(ContentItem content_item, StreamInteractor stream_interactor) {
base(content_item);
this.stream_interactor = stream_interactor;
}
public override Object? get_widget(Plugins.WidgetType type) {
FileItem file_item = content_item as FileItem;
FileTransfer transfer = file_item.file_transfer;
return new FileWidget(stream_interactor, transfer) { visible=true };
}
public override Gee.List<Plugins.MessageAction>? get_item_actions(Plugins.WidgetType type) { return null; }
}
public class FileWidget : Box {
enum State {
IMAGE,
DEFAULT
}
private const int MAX_HEIGHT = 300;
private const int MAX_WIDTH = 600;
private StreamInteractor stream_interactor;
private FileTransfer file_transfer;
private State state;
private FileDefaultWidgetController default_widget_controller;
private Widget content;
public FileWidget(StreamInteractor stream_interactor, FileTransfer file_transfer) {
this.stream_interactor = stream_interactor;
this.file_transfer = file_transfer;
load_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);
}
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;
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);
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);
}
}
public static async Widget? get_image_widget(File file, string file_name, int MAX_WIDTH=600, int MAX_HEIGHT=300) {
// Load and prepare image in tread
Thread<Image?> thread = new Thread<Image?> (null, () => {
ScalingImage image = new ScalingImage() { halign=Align.START, visible = true, max_width = MAX_WIDTH, max_height = MAX_HEIGHT };
Gdk.Pixbuf pixbuf;
try {
pixbuf = new Gdk.Pixbuf.from_file(file.get_path());
} catch (Error error) {
warning("Can't load picture %s - %s", file.get_path(), error.message);
Idle.add(get_image_widget.callback);
return null;
}
pixbuf = pixbuf.apply_embedded_orientation();
image.load(pixbuf);
Idle.add(get_image_widget.callback);
return image;
});
yield;
Image image = thread.join();
if (image == null) return null;
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_content_view/image_toolbar.ui");
Widget toolbar = builder.get_object("main") as Widget;
Util.force_background(toolbar, "rgba(0, 0, 0, 0.5)");
Util.force_css(toolbar, "* { padding: 3px; border-radius: 3px; }");
Label url_label = builder.get_object("url_label") as Label;
Util.force_color(url_label, "#eee");
if (file_name != null && file_name != "") {
string caption = file_name;
url_label.label = caption;
} else {
url_label.visible = false;
}
Image open_image = builder.get_object("open_image") as Image;
Util.force_css(open_image, "*:not(:hover) { color: #eee; }");
Button open_button = builder.get_object("open_button") as Button;
Util.force_css(open_button, "*:hover { background-color: rgba(255,255,255,0.3); border-color: transparent; }");
open_button.clicked.connect(() => {
try{
AppInfo.launch_default_for_uri(file.get_uri(), null);
} catch (Error err) {
info("Could not to open file://%s: %s", file.get_path(), err.message);
}
});
Revealer toolbar_revealer = new Revealer() { transition_type=RevealerTransitionType.CROSSFADE, transition_duration=400, visible=true };
toolbar_revealer.add(toolbar);
Grid grid = new Grid() { visible=true };
grid.attach(toolbar_revealer, 0, 0, 1, 1);
grid.attach(image, 0, 0, 1, 1);
EventBox event_box = new EventBox() { margin_top=5, halign=Align.START, visible=true };
event_box.events = EventMask.POINTER_MOTION_MASK;
event_box.add(grid);
event_box.enter_notify_event.connect(() => { toolbar_revealer.reveal_child = true; return false; });
event_box.leave_notify_event.connect(() => { toolbar_revealer.reveal_child = false; return false; });
return event_box;
}
private bool show_image() {
if (file_transfer.mime_type == null || file_transfer.state != FileTransfer.State.COMPLETE) return false;
foreach (PixbufFormat pixbuf_format in Pixbuf.get_formats()) {
foreach (string mime_type in pixbuf_format.get_mime_types()) {
if (mime_type == file_transfer.mime_type) {
return true;
}
}
}
return false;
}
}
public class FileDefaultWidgetController : Object {
private FileDefaultWidget widget;
private FileTransfer file_transfer;
private StreamInteractor stream_interactor;
public FileDefaultWidgetController(FileDefaultWidget widget, FileTransfer file_transfer, StreamInteractor stream_interactor) {
this.widget = widget;
this.file_transfer = file_transfer;
this.stream_interactor = stream_interactor;
widget.name_label.label = file_transfer.file_name;
widget.button_release_event.connect(on_clicked);
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();
}
private void update_file_info() {
widget.update_file_info(file_transfer.mime_type, file_transfer.state, file_transfer.size);
}
private bool on_clicked(EventButton event_button) {
switch (file_transfer.state) {
case FileTransfer.State.COMPLETE:
if (event_button.button == 1) {
try{
AppInfo.launch_default_for_uri(file_transfer.get_file().get_uri(), null);
} catch (Error err) {
print("Tried to open " + file_transfer.get_file().get_path());
}
}
break;
case FileTransfer.State.NOT_STARTED:
stream_interactor.get_module(FileManager.IDENTITY).download_file.begin(file_transfer);
break;
}
return false;
}
}
}
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