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using Gee;
using Gdk;
using Gtk;
using Dino.Entities;
namespace Dino.Ui.ConversationSummary {
public class ContentItemWidgetFactory : Object {
private StreamInteractor stream_interactor;
private HashMap<string, WidgetGenerator> generators = new HashMap<string, WidgetGenerator>();
public ContentItemWidgetFactory(StreamInteractor stream_interactor) {
this.stream_interactor = stream_interactor;
generators[MessageItem.TYPE] = new MessageItemWidgetGenerator(stream_interactor);
generators[FileItem.TYPE] = new FileItemWidgetGenerator(stream_interactor);
}
public Widget? get_widget(ContentItem item) {
WidgetGenerator? generator = generators[item.type_];
if (generator != null) {
return (Widget?) generator.get_widget(item);
}
return null;
}
public void register_widget_generator(WidgetGenerator generator) {
generators[generator.handles_type] = generator;
}
}
public interface WidgetGenerator : Object {
public abstract string handles_type { get; set; }
public abstract Object get_widget(ContentItem item);
}
public class MessageItemWidgetGenerator : WidgetGenerator, Object {
public string handles_type { get; set; default=FileItem.TYPE; }
private StreamInteractor stream_interactor;
public MessageItemWidgetGenerator(StreamInteractor stream_interactor) {
this.stream_interactor = stream_interactor;
}
public Object get_widget(ContentItem item) {
MessageItem message_item = item as MessageItem;
Conversation conversation = message_item.conversation;
Message message = message_item.message;
MessageTextView text_view = new MessageTextView() { vexpand=true, visible = true };
if (message_item.message.body.has_prefix("/me")) {
text_view.add_text(message.body.substring(3));
} else {
text_view.add_text(message.body);
}
if (conversation.type_ == Conversation.Type.GROUPCHAT) {
text_view.highlight_word(conversation.nickname);
}
if (message_item.message.body.has_prefix("/me")) {
string display_name = Util.get_message_display_name(stream_interactor, message, conversation.account);
string color = Util.get_name_hex_color(stream_interactor, conversation.account, conversation.counterpart, Util.is_dark_theme(text_view));
TextTag nick_tag = text_view.buffer.create_tag(null, foreground: @"#$color");
TextIter iter;
text_view.buffer.get_start_iter(out iter);
text_view.buffer.insert_with_tags(ref iter, display_name, display_name.length, nick_tag);
text_view.style_updated.connect(() => update_style(stream_interactor, message, conversation, nick_tag, text_view));
text_view.realize.connect(() => update_style(stream_interactor, message, conversation, nick_tag, text_view));
}
return text_view;
}
public static void update_style(StreamInteractor stream_interactor, Message message, Conversation conversation, TextTag nick_tag, TextView text_view) {
string color = Util.get_name_hex_color(stream_interactor, conversation.account, message.real_jid ?? message.from, Util.is_dark_theme(text_view));
nick_tag.foreground = "#" + color;
}
}
public class FileItemWidgetGenerator : WidgetGenerator, Object {
public StreamInteractor stream_interactor;
public string handles_type { get; set; default=FileItem.TYPE; }
private const int MAX_HEIGHT = 300;
private const int MAX_WIDTH = 600;
public FileItemWidgetGenerator(StreamInteractor stream_interactor) {
this.stream_interactor = stream_interactor;
}
public Object get_widget(ContentItem item) {
FileItem file_item = item as FileItem;
FileTransfer transfer = file_item.file_transfer;
if (transfer.mime_type != null && transfer.mime_type.has_prefix("image")) {
return getImageWidget(transfer);
} else {
return getDefaultWidget(transfer);
}
}
private Widget getImageWidget(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) {
return null;
}
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");
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_transfer.file_name != null && file_transfer.file_name != "") {
string caption = file_transfer.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_transfer.get_file().get_uri(), null);
} catch (Error err) {
print("Tried to open file://" + file_transfer.get_file().get_path() + " " + err.message + "\n");
}
});
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() { halign=Align.START, visible=true };
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 static Gdk.Pixbuf crop_corners(Gdk.Pixbuf pixbuf, double radius = 3) {
Cairo.Context ctx = new Cairo.Context(new Cairo.ImageSurface(Cairo.Format.ARGB32, pixbuf.width, pixbuf.height));
Gdk.cairo_set_source_pixbuf(ctx, pixbuf, 0, 0);
double degrees = Math.PI / 180.0;
ctx.new_sub_path();
ctx.arc(pixbuf.width - radius, radius, radius, -90 * degrees, 0 * degrees);
ctx.arc(pixbuf.width - radius, pixbuf.height - radius, radius, 0 * degrees, 90 * degrees);
ctx.arc(radius, pixbuf.height - radius, radius, 90 * degrees, 180 * degrees);
ctx.arc(radius, radius, radius, 180 * degrees, 270 * degrees);
ctx.close_path();
ctx.clip();
ctx.paint();
return Gdk.pixbuf_get_from_surface(ctx.get_target(), 0, 0, pixbuf.width, pixbuf.height);
}
private Widget getDefaultWidget(FileTransfer file_transfer) {
Box main_box = new Box(Orientation.HORIZONTAL, 4) { halign=Align.START, visible=true };
string? icon_name = ContentType.get_generic_icon_name(file_transfer.mime_type);
Image content_type_image = new Image.from_icon_name(icon_name, IconSize.DND) { visible=true };
main_box.add(content_type_image);
Box right_box = new Box(Orientation.VERTICAL, 0) { visible=true };
Label name_label = new Label(file_transfer.file_name) { xalign=0, yalign=0, visible=true};
right_box.add(name_label);
Label mime_label = new Label("<span size='small'>" + _("File") + ": " + file_transfer.mime_type + "</span>") { use_markup=true, xalign=0, yalign=1, visible=true};
mime_label.get_style_context().add_class("dim-label");
right_box.add(mime_label);
main_box.add(right_box);
EventBox event_box = new EventBox() { halign=Align.START, visible=true };
event_box.add(main_box);
event_box.enter_notify_event.connect((event) => {
event.get_window().set_cursor(new Cursor.for_display(Gdk.Display.get_default(), CursorType.HAND2));
return false;
});
event_box.leave_notify_event.connect((event) => {
event.get_window().set_cursor(new Cursor.for_display(Gdk.Display.get_default(), CursorType.XTERM));
return false;
});
event_box.button_release_event.connect((event_button) => {
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());
}
}
return false;
});
return event_box;
}
}
}
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