diff options
Diffstat (limited to 'ide-autocomplete.c')
| -rw-r--r-- | ide-autocomplete.c | 79 |
1 files changed, 66 insertions, 13 deletions
diff --git a/ide-autocomplete.c b/ide-autocomplete.c index 8cd3d91..c024e30 100644 --- a/ide-autocomplete.c +++ b/ide-autocomplete.c @@ -5,6 +5,9 @@ #define TAGS_MAX_COMPLETIONS 200 // max # of tag completions to scroll through #define AUTOCOMPLETE_NCOMPLETIONS_VISIBLE 10 // max # of completions to show at once +/// a single autocompletion suggestion +typedef struct Autocompletion Autocompletion; + struct Autocompletion { char *label; char *filter; @@ -17,6 +20,56 @@ struct Autocompletion { SymbolKind kind; }; +struct Autocomplete { + /// is the autocomplete box open? + bool open; + /// should the completions array be updated when more characters are typed? + bool is_list_complete; + + /// what trigger caused the last request for completions: + /// either a character code (for trigger characters), + /// or one of the `TRIGGER_*` constants above + uint32_t trigger; + + LSPServerRequestID last_request; + /// when we sent the request to the LSP for completions + /// (this is used to figure out when we should display "Loading...") + double last_request_time; + + /// dynamic array of all completions + Autocompletion *completions; + /// dynamic array of completions to be suggested (indices into completions) + u32 *suggested; + /// position of cursor last time completions were generated. if this changes, we need to recompute completions. + BufferPos last_pos; + /// which completion is currently selected (index into suggested) + i32 cursor; + i32 scroll; + + /// was the last request for phantom completion? + bool last_request_phantom; + /// current phantom completion to be displayed + char *phantom; + /// rectangle where the autocomplete menu is (needed to avoid interpreting autocomplete clicks as other clicks) + Rect rect; +}; + +void autocomplete_init(Ted *ted) { + ted->autocomplete = calloc(1, sizeof *ted->autocomplete); +} + +bool autocomplete_is_open(Ted *ted) { + return ted->autocomplete->open; +} + +bool autocomplete_has_phantom(Ted *ted) { + return ted->autocomplete->phantom != NULL; + +} + +bool autocomplete_box_contains_point(Ted *ted, vec2 point) { + return rect_contains_point(ted->autocomplete->rect, point); +} static void autocomplete_clear_completions(Autocomplete *ac) { arr_foreach_ptr(ac->completions, Autocompletion, completion) { @@ -37,7 +90,7 @@ static void autocomplete_clear_phantom(Autocomplete *ac) { // should a phantom completion be displayed? static bool autocomplete_should_display_phantom(Ted *ted) { - Autocomplete *ac = &ted->autocomplete; + Autocomplete *ac = ted->autocomplete; TextBuffer *buffer = ted->active_buffer; bool show = !ac->open && buffer @@ -63,7 +116,7 @@ static void autocomplete_complete(Ted *ted, Autocompletion completion) { } void autocomplete_select_completion(Ted *ted) { - Autocomplete *ac = &ted->autocomplete; + Autocomplete *ac = ted->autocomplete; if (ac->open) { size_t nsuggestions = arr_len(ac->suggested); if (nsuggestions) { @@ -79,7 +132,7 @@ void autocomplete_select_completion(Ted *ted) { } static void autocomplete_correct_scroll(Ted *ted) { - Autocomplete *ac = &ted->autocomplete; + Autocomplete *ac = ted->autocomplete; i32 scroll = ac->scroll; scroll = min_i32(scroll, (i32)arr_len(ac->suggested) - AUTOCOMPLETE_NCOMPLETIONS_VISIBLE); scroll = max_i32(scroll, 0); @@ -87,13 +140,13 @@ static void autocomplete_correct_scroll(Ted *ted) { } void autocomplete_scroll(Ted *ted, i32 by) { - Autocomplete *ac = &ted->autocomplete; + Autocomplete *ac = ted->autocomplete; ac->scroll += by; autocomplete_correct_scroll(ted); } static void autocomplete_move_cursor(Ted *ted, i32 by) { - Autocomplete *ac = &ted->autocomplete; + Autocomplete *ac = ted->autocomplete; u32 ncompletions = arr_len(ac->suggested); if (ncompletions == 0) return; @@ -114,7 +167,7 @@ void autocomplete_prev(Ted *ted) { } void autocomplete_close(Ted *ted) { - Autocomplete *ac = &ted->autocomplete; + Autocomplete *ac = ted->autocomplete; ac->open = false; autocomplete_clear_phantom(ac); autocomplete_clear_completions(ac); @@ -122,7 +175,7 @@ void autocomplete_close(Ted *ted) { } static void autocomplete_update_suggested(Ted *ted) { - Autocomplete *ac = &ted->autocomplete; + Autocomplete *ac = ted->autocomplete; arr_clear(ac->suggested); char *word = buffer_word_at_cursor_utf8(ted->active_buffer); for (u32 i = 0; i < arr_len(ac->completions); ++i) { @@ -138,7 +191,7 @@ static bool autocomplete_using_lsp(Ted *ted) { } static void autocomplete_no_suggestions(Ted *ted) { - Autocomplete *ac = &ted->autocomplete; + Autocomplete *ac = ted->autocomplete; if (ac->trigger == TRIGGER_INVOKED) ted_flash_error_cursor(ted); autocomplete_close(ted); @@ -149,7 +202,7 @@ static void autocomplete_send_completion_request(Ted *ted, TextBuffer *buffer, B return; // no can do LSP *lsp = buffer_lsp(buffer); - Autocomplete *ac = &ted->autocomplete; + Autocomplete *ac = ted->autocomplete; ted_cancel_lsp_request(ted, &ac->last_request); @@ -188,7 +241,7 @@ static void autocomplete_send_completion_request(Ted *ted, TextBuffer *buffer, B } static void autocomplete_find_completions(Ted *ted, uint32_t trigger, bool phantom) { - Autocomplete *ac = &ted->autocomplete; + Autocomplete *ac = ted->autocomplete; TextBuffer *buffer = ted->active_buffer; if (!buffer) return; @@ -299,7 +352,7 @@ void autocomplete_process_lsp_response(Ted *ted, const LSPResponse *response) { const LSPRequest *request = &response->request; if (request->type != LSP_REQUEST_COMPLETION) return; - Autocomplete *ac = &ted->autocomplete; + Autocomplete *ac = ted->autocomplete; if (request->id != ac->last_request.id) return; // old request ac->last_request.id = 0; @@ -397,7 +450,7 @@ void autocomplete_process_lsp_response(Ted *ted, const LSPResponse *response) { } void autocomplete_open(Ted *ted, uint32_t trigger) { - Autocomplete *ac = &ted->autocomplete; + Autocomplete *ac = ted->autocomplete; if (ac->open) return; TextBuffer *buffer = ted->active_buffer; if (!buffer) return; @@ -482,7 +535,7 @@ void autocomplete_frame(Ted *ted) { autocomplete_find_phantom(ted); - Autocomplete *ac = &ted->autocomplete; + Autocomplete *ac = ted->autocomplete; if (autocomplete_should_display_phantom(ted) && ac->phantom) { // display phantom completion char *word_at_cursor = buffer_word_at_cursor_utf8(buffer); |