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path: root/main/src/ui/chat_input/chat_text_view.vala
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-rw-r--r--main/src/ui/chat_input/chat_text_view.vala133
1 files changed, 132 insertions, 1 deletions
diff --git a/main/src/ui/chat_input/chat_text_view.vala b/main/src/ui/chat_input/chat_text_view.vala
index 72ebc845..c7429318 100644
--- a/main/src/ui/chat_input/chat_text_view.vala
+++ b/main/src/ui/chat_input/chat_text_view.vala
@@ -40,6 +40,10 @@ public class ChatTextView : Box {
private uint wait_queue_resize;
private SmileyConverter smiley_converter;
+ private TextTag italic_tag;
+ private TextTag bold_tag;
+ private TextTag strikethrough_tag;
+
construct {
valign = Align.CENTER;
scrolled_window.set_child(text_view);
@@ -49,6 +53,15 @@ public class ChatTextView : Box {
text_input_key_events.key_pressed.connect(on_text_input_key_press);
text_view.add_controller(text_input_key_events);
+ italic_tag = text_view.buffer.create_tag("italic");
+ italic_tag.style = Pango.Style.ITALIC;
+
+ bold_tag = text_view.buffer.create_tag("bold");
+ bold_tag.weight = Pango.Weight.BOLD;
+
+ strikethrough_tag = text_view.buffer.create_tag("strikethrough");
+ strikethrough_tag.strikethrough = true;
+
smiley_converter = new SmileyConverter(text_view);
scrolled_window.vadjustment.changed.connect(on_upper_notify);
@@ -60,6 +73,37 @@ public class ChatTextView : Box {
});
}
+ public void set_text(Message message) {
+ // Get a copy of the markup spans, such that we can modify them
+ var markups = new ArrayList<Xep.MessageMarkup.Span>();
+ foreach (var markup in message.get_markups()) {
+ markups.add(new Xep.MessageMarkup.Span() { types=markup.types, start_char=markup.start_char, end_char=markup.end_char });
+ }
+
+ text_view.buffer.text = Util.remove_fallbacks_adjust_markups(message.body, message.quoted_item_id > 0, message.get_fallbacks(), markups);
+
+ foreach (var markup in markups) {
+ foreach (var ty in markup.types) {
+ TextTag tag = null;
+ switch (ty) {
+ case Xep.MessageMarkup.SpanType.EMPHASIS:
+ tag = italic_tag;
+ break;
+ case Xep.MessageMarkup.SpanType.STRONG_EMPHASIS:
+ tag = bold_tag;
+ break;
+ case Xep.MessageMarkup.SpanType.DELETED:
+ tag = strikethrough_tag;
+ break;
+ }
+ TextIter start_selection, end_selection;
+ text_view.buffer.get_iter_at_offset(out start_selection, markup.start_char);
+ text_view.buffer.get_iter_at_offset(out end_selection, markup.end_char);
+ text_view.buffer.apply_tag(tag, start_selection, end_selection);
+ }
+ }
+ }
+
public override void dispose() {
base.dispose();
if (wait_queue_resize != 0) {
@@ -95,6 +139,7 @@ public class ChatTextView : Box {
}
private bool on_text_input_key_press(EventControllerKey controller, uint keyval, uint keycode, Gdk.ModifierType state) {
+ // Enter pressed -> Send message (except if it was Shift+Enter)
if (keyval in new uint[]{ Key.Return, Key.KP_Enter }) {
// Allow the text view to process the event. Needed for IME.
if (text_view.im_context_filter_keypress(controller.get_current_event())) {
@@ -102,17 +147,103 @@ public class ChatTextView : Box {
}
if ((state & ModifierType.SHIFT_MASK) > 0) {
- text_view.buffer.insert_at_cursor("\n", 1);
+ // Let the default handler normally insert a newline if shift was hold
+ return false;
} else if (text_view.buffer.text.strip() != "") {
send_text();
}
return true;
}
+
if (keyval == Key.Escape) {
cancel_input();
}
+
+ // Style text section bold (CTRL + b) or italic (CTRL + i)
+ if ((state & ModifierType.CONTROL_MASK) > 0) {
+ if (keyval in new uint[]{ Key.i, Key.b }) {
+ TextIter start_selection, end_selection;
+ text_view.buffer.get_selection_bounds(out start_selection, out end_selection);
+
+ TextTag tag = null;
+ bool already_formatted = false;
+ var markup_types = get_markup_types_from_iter(start_selection);
+ if (keyval == Key.i) {
+ tag = italic_tag;
+ already_formatted = markup_types.contains(Xep.MessageMarkup.SpanType.EMPHASIS);
+ } else if (keyval == Key.b) {
+ tag = bold_tag;
+ already_formatted = markup_types.contains(Xep.MessageMarkup.SpanType.STRONG_EMPHASIS);
+ } else if (keyval == Key.s) {
+ tag = strikethrough_tag;
+ already_formatted = markup_types.contains(Xep.MessageMarkup.SpanType.DELETED);
+ }
+ if (tag != null) {
+ if (already_formatted) {
+ text_view.buffer.remove_tag(tag, start_selection, end_selection);
+ } else {
+ text_view.buffer.apply_tag(tag, start_selection, end_selection);
+ }
+ }
+ }
+ }
+
return false;
}
+
+ public Gee.List<Xep.MessageMarkup.Span> get_markups() {
+ var markups = new HashMap<Xep.MessageMarkup.SpanType, Xep.MessageMarkup.SpanType>();
+ markups[Xep.MessageMarkup.SpanType.EMPHASIS] = Xep.MessageMarkup.SpanType.EMPHASIS;
+ markups[Xep.MessageMarkup.SpanType.STRONG_EMPHASIS] = Xep.MessageMarkup.SpanType.STRONG_EMPHASIS;
+ markups[Xep.MessageMarkup.SpanType.DELETED] = Xep.MessageMarkup.SpanType.DELETED;
+
+ var ended_groups = new ArrayList<Xep.MessageMarkup.Span>();
+ Xep.MessageMarkup.Span current_span = null;
+
+ TextIter iter;
+ text_view.buffer.get_start_iter(out iter);
+ int i = 0;
+ do {
+ var char_markups = get_markup_types_from_iter(iter);
+
+ // Not the same set of markups as last character -> end all spans
+ if (current_span != null && (!char_markups.contains_all(current_span.types) || !current_span.types.contains_all(char_markups))) {
+ ended_groups.add(current_span);
+ current_span = null;
+ }
+
+ if (char_markups.size > 0) {
+ if (current_span == null) {
+ current_span = new Xep.MessageMarkup.Span() { types=char_markups, start_char=i, end_char=i + 1 };
+ } else {
+ current_span.end_char = i + 1;
+ }
+ }
+
+ i++;
+ } while (iter.forward_char());
+
+ if (current_span != null) {
+ ended_groups.add(current_span);
+ }
+
+ return ended_groups;
+ }
+
+ private Gee.List<Xep.MessageMarkup.SpanType> get_markup_types_from_iter(TextIter iter) {
+ var ret = new ArrayList<Xep.MessageMarkup.SpanType>();
+
+ foreach (TextTag tag in iter.get_tags()) {
+ if (tag.style == Pango.Style.ITALIC) {
+ ret.add(Xep.MessageMarkup.SpanType.EMPHASIS);
+ } else if (tag.weight == Pango.Weight.BOLD) {
+ ret.add(Xep.MessageMarkup.SpanType.STRONG_EMPHASIS);
+ } else if (tag.strikethrough) {
+ ret.add(Xep.MessageMarkup.SpanType.DELETED);
+ }
+ }
+ return ret;
+ }
}
}