// the main header file for ted. // this contains almost all of the function declarations. #ifndef TED_H_ #define TED_H_ #include "base.h" #include "util.h" #include "os.h" #include "unicode.h" #include "ds.h" #include "lsp.h" #include "text.h" #include "colors.h" #include "command.h" #include "lib/glcorearb.h" #include "sdl-inc.h" #define TED_VERSION "2.0" #define TED_VERSION_FULL "ted v. " TED_VERSION #define TED_PATH_MAX 256 #define TED_CFG "ted.cfg" // config filename #define TEXT_SIZE_MIN 6 #define TEXT_SIZE_MAX 70 // max number of LSPs running at once #define TED_LSP_MAX 200 typedef u8 SyntaxState; // types of syntax highlighting ENUM_U8 { SYNTAX_NORMAL, SYNTAX_KEYWORD, SYNTAX_BUILTIN, SYNTAX_COMMENT, SYNTAX_PREPROCESSOR, SYNTAX_STRING, SYNTAX_CHARACTER, SYNTAX_CONSTANT, } ENUM_U8_END(SyntaxCharType); #define SYNTAX_MATH SYNTAX_STRING // for tex #define SYNTAX_CODE SYNTAX_PREPROCESSOR // for markdown #define SYNTAX_LINK SYNTAX_CONSTANT // for markdown // special keycodes for mouse X1 & X2 buttons. enum { KEYCODE_X1 = 1<<20, KEYCODE_X2 }; // a "key combo" is some subset of {control, shift, alt} + some key. #define KEY_COMBO_COUNT (SCANCODE_COUNT << 3) #define KEY_MODIFIER_CTRL_BIT 0 #define KEY_MODIFIER_SHIFT_BIT 1 #define KEY_MODIFIER_ALT_BIT 2 #define KEY_MODIFIER_CTRL ((u32)1<> 30) << 3)\ | ((u32)(key) & ~(1u<<30)) << 4) // what happens when we press this key combo typedef struct { u32 key_combo; Command command; i64 argument; } KeyAction; // a SettingsContext is a context where a specific set of settings are applied. // this corresponds to [PATH//LANGUAGE.(section)] in config files typedef struct { Language language; // these settings apply to this language. char *path; // these settings apply to all paths which start with this string, or all paths if path=NULL } SettingsContext; // need to use reference counting for this because of Settings: // We copy parent settings to children // e.g. // [core] // bg-texture = "blablabla.png" // [Javascript.core] // some random shit // the main Settings' bg_texture will get copied to javascript's Settings, // so we need to be extra careful about when we delete textures. typedef struct { u32 ref_count; GLuint texture; } GlRcTexture; // reference-counted shader-array-buffer combo. typedef struct { u32 ref_count; GLuint shader; GLuint array; GLuint buffer; } GlRcSAB; // all of ted's settings typedef struct { // NOTE: to add more options to ted, add fields here, // and change the settings_ global constant near the top of config.c SettingsContext context; u32 colors[COLOR_COUNT]; float cursor_blink_time_on, cursor_blink_time_off; float hover_time; u32 max_file_size; u32 max_file_size_view_only; u16 framerate_cap; u16 text_size; u16 max_menu_width; u16 error_display_time; bool auto_indent; bool auto_add_newline; bool syntax_highlighting; bool line_numbers; bool auto_reload; bool auto_reload_config; bool restore_session; bool regenerate_tags_if_not_found; bool indent_with_spaces; bool phantom_completions; bool trigger_characters; bool identifier_trigger_characters; bool signature_help_enabled; bool lsp_enabled; bool lsp_log; bool hover_enabled; bool highlight_enabled; bool highlight_auto; bool vsync; u8 tab_width; u8 cursor_width; u8 undo_save_time; u8 border_thickness; u8 padding; u8 scrolloff; u8 tags_max_depth; GlRcSAB *bg_shader; GlRcTexture *bg_texture; char bg_shader_text[4096]; char bg_shader_image[TED_PATH_MAX]; char root_identifiers[4096]; char lsp[512]; char lsp_configuration[4096]; char build_command[1024]; char build_default_command[1024]; // [i] = comma-separated string of file extensions for language i, or NULL for none char *language_extensions[LANG_COUNT]; KeyAction *key_actions; // dynamic array, sorted by KEY_COMBO(modifier, key) } Settings; // a position in the buffer typedef struct { u32 line; u32 index; // index of character in line (not the same as column, since a tab is settings->tab_width columns) } BufferPos; // a single line in a buffer typedef struct { SyntaxState syntax; u32 len; char32_t *str; } Line; // sections of ted.cfg typedef enum { SECTION_NONE, SECTION_CORE, SECTION_KEYBOARD, SECTION_COLORS, SECTION_EXTENSIONS } ConfigSection; // this structure is used temporarily when loading settings // it's needed because we want more specific contexts to be dealt with last. typedef struct { int index; // index in order of which part was read first. SettingsContext context; ConfigSection section; char *file; u32 line; char *text; u32 settings; // index into ted->all_settings. only used in config_parse } ConfigPart; // this refers to replacing prev_len characters (found in prev_text) at pos with new_len characters typedef struct { bool chain; // should this + the next edit be treated as one? BufferPos pos; u32 new_len; u32 prev_len; char32_t *prev_text; double time; // time at start of edit (i.e. the time just before the edit), in seconds since epoch } BufferEdit; // a buffer - this includes line buffers, unnamed buffers, the build buffer, etc. typedef struct { char *path; // NULL if this buffer is untitled or doesn't correspond to a file (e.g. line buffers) struct Ted *ted; // we keep a back-pointer to the ted instance so we don't have to pass it in to every buffer function double scroll_x, scroll_y; // number of characters scrolled in the x/y direction double last_write_time; // last write time to `path`. i16 manual_language; // 1 + the language the buffer has been manually set to, or 0 if it hasn't been manually set to anything BufferPos cursor_pos; BufferPos selection_pos; // if selection is true, the text between selection_pos and cursor_pos is selected. bool is_line_buffer; // "line buffers" are buffers which can only have one line of text (used for inputs) bool selection; // is anything selected? bool store_undo_events; // set to false to disable undo events // This is set to true whenever a change is made to the buffer, and never set to false by buffer_ functions. // (Distinct from buffer_unsaved_changes) bool modified; bool will_chain_edits; bool chaining_edits; // are we chaining undo events together? bool view_only; bool line_buffer_submitted; // (line buffers only) set to true when submitted. you have to reset it to false. // If set to true, buffer will be scrolled to the cursor position next frame. // This is to fix the problem that x1,y1,x2,y2 are not updated until the buffer is rendered. bool center_cursor_next_frame; float x1, y1, x2, y2; // buffer's rectangle on screen u32 nlines; u32 lines_capacity; // which LSP this document is open in LSPID lsp_opened_in; u32 undo_history_write_pos; // where in the undo history was the last write? used by buffer_unsaved_changes u32 first_line_on_screen, last_line_on_screen; // which lines are on screen? updated when buffer_render is called. // to cache syntax highlighting properly, it is important to keep track of the // first and last line modified since last frame. u32 frame_earliest_line_modified; u32 frame_latest_line_modified; Line *lines; char error[256]; BufferEdit *undo_history; // dynamic array of undo history BufferEdit *redo_history; // dynamic array of redo history } TextBuffer; typedef enum { MENU_NONE, MENU_OPEN, MENU_SAVE_AS, MENU_WARN_UNSAVED, // warn about unsaved changes MENU_ASK_RELOAD, // prompt about whether to reload file which has ben changed by another program MENU_GOTO_DEFINITION, MENU_GOTO_LINE, MENU_COMMAND_SELECTOR, MENU_SHELL, // run a shell command } Menu; // an entry in a selector menu (e.g. the "open" menu) typedef struct { const char *name; // if not NULL, this will show on the right side of the entry. const char *detail; u32 color; // use this for whatever you want u64 userdata; } SelectorEntry; // a selector menu (e.g. the "open" menu) typedef struct { SelectorEntry *entries; u32 n_entries; Rect bounds; u32 cursor; // index where the selector thing is float scroll; // whether or not we should let the user select entries using a cursor. bool enable_cursor; } Selector; // file entries for file selectors typedef struct { char *name; // just the file name char *path; // full path FsType type; } FileEntry; // a selector menu for files (e.g. the "open" menu) typedef struct { Selector sel; Rect bounds; u32 n_entries; FileEntry *entries; char cwd[TED_PATH_MAX]; bool create_menu; // this is for creating files, not opening files } FileSelector; // options for a pop-up menu typedef enum { POPUP_NONE, POPUP_YES = 1<<1, POPUP_NO = 1<<2, POPUP_CANCEL = 1<<3, } PopupOption; // pop-up with "yes" and "no" buttons #define POPUP_YES_NO (POPUP_YES | POPUP_NO) // pop-up with "yes", "no", and "cancel" buttons #define POPUP_YES_NO_CANCEL (POPUP_YES | POPUP_NO | POPUP_CANCEL) // a node is a collection of tabs OR a split of two nodes typedef struct { u16 *tabs; // dynamic array of indices into ted->buffers, or NULL if this is a split float split_pos; // number from 0 to 1 indicating where the split is. u16 active_tab; // index of active tab in tabs. bool split_vertical; // is the split vertical? if false, this split looks like a|b u16 split_a; // split left/upper half; index into ted->nodes u16 split_b; // split right/lower half } Node; // max number of buffers open at one time #define TED_MAX_BUFFERS 256 // max number of nodes open at one time #define TED_MAX_NODES 256 // max tabs per node #define TED_MAX_TABS 100 // max strings in all config files #define TED_MAX_STRINGS 1000 typedef struct { BufferPos start; BufferPos end; } FindResult; typedef struct { char *path; BufferPos pos; u32 build_output_line; // which line in the build output corresponds to this error } BuildError; // LSPSymbolKinds are translated to these. this is a much coarser categorization typedef enum { SYMBOL_OTHER, SYMBOL_FUNCTION, SYMBOL_FIELD, SYMBOL_TYPE, SYMBOL_VARIABLE, SYMBOL_CONSTANT, SYMBOL_KEYWORD } SymbolKind; // a single autocompletion suggestion typedef struct { char *label; char *filter; char *text; char *detail; // this can be NULL! char *documentation; // this can be NULL! bool deprecated; SymbolKind kind; } Autocompletion; enum { // autocomplete/signature help was manually triggered TRIGGER_INVOKED = 0x12000, // autocomplete list needs to be updated because more characters were typed TRIGGER_INCOMPLETE = 0x12001, // signtaure help needs to be updated because the cursor was moved or // the buffer's contents changed. TRIGGER_CONTENT_CHANGE = 0x12002, }; // data needed for autocompletion typedef struct { bool open; // is the autocomplete window open? bool is_list_complete; // should the completions array be updated when more characters are typed? // 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; Autocompletion *completions; // dynamic array of all completions u32 *suggested; // dynamic array of completions to be suggested (indices into completions) BufferPos last_pos; // position of cursor last time completions were generated. if this changes, we need to recompute completions. i32 cursor; // which completion is currently selected (index into suggested) i32 scroll; // was the last request for phantom completion? bool last_request_phantom; // current phantom completion to be displayed char *phantom; Rect rect; // rectangle where the autocomplete menu is (needed to avoid interpreting autocomplete clicks as other clicks) } Autocomplete; // data needed for finding usages typedef struct { LSPServerRequestID last_request; double last_request_time; } Usages; // a single signature in the signature help. typedef struct { // displayed normal char *label_pre; // displayed bold char *label_active; // displayed normal char *label_post; } Signature; // max # of signatures to display at a time. #define SIGNATURE_HELP_MAX 5 // "signature help" (LSP) is thing that shows the current parameter, etc. typedef struct { LSPServerRequestID last_request; // should we resend a signature help request this frame? bool retrigger; // if signature_count = 0, signature help is closed u16 signature_count; Signature signatures[SIGNATURE_HELP_MAX]; } SignatureHelp; // "hover" information from LSP server typedef struct { LSPServerRequestID last_request; // is some hover info being displayed? bool open; // text to display char *text; // where the hover data is coming from. // we use this to check if we need to refresh it. LSPDocumentPosition requested_position; LSPRange range; double time; // how long the cursor has been hovering for } Hover; // symbol information for the definitions menu typedef struct { char *name; char *detail; u32 color; bool from_lsp; LSPDocumentPosition position; // only set if from_lsp = true } SymbolInfo; // determines which thing associated with a symbol to go to typedef enum { GOTO_DECLARATION, GOTO_DEFINITION, GOTO_IMPLEMENTATION, GOTO_TYPE_DEFINITION, } GotoType; typedef struct { // information about last LSP request sent LSPServerRequestID last_request; double last_request_time; char *last_request_query; // last query string which we sent a request for Selector selector; // for "go to definition of..." menu SymbolInfo *all_definitions; // an array of all definitions (gotten from workspace/symbols) for "go to definition" menu } Definitions; // "highlight" information from LSP server typedef struct { LSPHighlight *highlights; LSPServerRequestID last_request; LSPDocumentPosition requested_position; } Highlights; // more severe message types should have higher numbers. // they will override less severe messages. typedef enum { MESSAGE_INFO, MESSAGE_WARNING, MESSAGE_ERROR } MessageType; // (almost) all data used by the ted application typedef struct Ted { LSP *lsps[TED_LSP_MAX + 1]; // current time (see time_get_seconds), as of the start of this frame double frame_time; SDL_Window *window; Font *font_bold; Font *font; TextBuffer *active_buffer; // buffer we are currently drag-to-selecting in, if any TextBuffer *drag_buffer; // while a menu or something is open, there is no active buffer. when the menu is closed, // the old active buffer needs to be restored. that's what this stores. TextBuffer *prev_active_buffer; Node *active_node; Settings *all_settings; // dynamic array of Settings. use Settings.context to figure out which one to use. Settings *default_settings; // settings to use when no buffer is open float window_width, window_height; u32 key_modifier; // which of shift, alt, ctrl are down right now. vec2 mouse_pos; u32 mouse_state; u8 nmouse_clicks[4]; // nmouse_clicks[i] = length of mouse_clicks[i] vec2 mouse_clicks[4][32]; // mouse_clicks[SDL_BUTTON_RIGHT], for example, is all the right mouse-clicks that have happened this frame // number of times mouse was clicked at each position u8 mouse_click_times[4][32]; u8 nmouse_releases[4]; vec2 mouse_releases[4][32]; int scroll_total_x, scroll_total_y; // total amount scrolled in the x and y direction this frame Menu menu; // currently open menu, or MENU_NONE if no menu is open. FileSelector file_selector; Selector command_selector; TextBuffer line_buffer; // general-purpose line buffer for inputs -- used for menus TextBuffer find_buffer; // use for "find" term in find/find+replace TextBuffer replace_buffer; // "replace" for find+replace TextBuffer build_buffer; // buffer for build output (view only) TextBuffer argument_buffer; // used for command selector double cursor_error_time; // time which the cursor error animation started (cursor turns red, e.g. when there's no autocomplete suggestion) bool search_start_cwd; // should start_cwd be searched for files? set to true if the executable isn't "installed" char start_cwd[TED_PATH_MAX]; bool quit; // if set to true, the window will close next frame. NOTE: this doesn't check for unsaved changes!! bool find; // is the find or find+replace menu open? bool replace; // is the find+replace menu open? bool find_regex, find_case_sensitive; // find options u32 find_flags; // flags used last time search term was compiled struct pcre2_real_code_32 *find_code; struct pcre2_real_match_data_32 *find_match_data; FindResult *find_results; bool find_invalid_pattern; // invalid regex? Command warn_unsaved; // if non-zero, the user is trying to execute this command, but there are unsaved changes bool build_shown; // are we showing the build output? bool building; // is the build process running? Autocomplete autocomplete; SignatureHelp signature_help; Hover hover; Definitions definitions; Highlights highlights; Usages usages; FILE *log; BuildError *build_errors; // dynamic array of build errors u32 build_error; // build error we are currently "on" // used by menus to keep track of the scroll position so we can return to it. vec2d prev_active_buffer_scroll; SDL_Cursor *cursor_arrow, *cursor_ibeam, *cursor_wait, *cursor_resize_h, *cursor_resize_v, *cursor_hand, *cursor_move; // which cursor to use this frame // this should be set to one of the cursor_* members above, or NULL for no cursor SDL_Cursor *cursor; // node containing tab user is dragging around, NULL if user is not dragging a tab Node *dragging_tab_node; // index in dragging_tab_node->tabs u16 dragging_tab_idx; vec2 dragging_tab_origin; // where the tab is being dragged from (i.e. mouse pos at start of drag action) // if not NULL, points to the node whose split the user is currently resizing. Node *resizing_split; char **shell_history; // dynamic array of history of commands run with :shell (UTF-8) u32 shell_history_pos; // for keeping track of where we are in the shell history. // points to a selector if any is open, otherwise NULL. Selector *selector_open; float build_output_height; // what % of the screen the build output takes up bool resizing_build_output; double last_save_time; // last time a save command was executed. used for bg-shaders. Process *build_process; // When we read the stdout from the build process, the tail end of the read could be an // incomplete UTF-8 code point. This is where we store that "tail end" until more // data is available. (This is up to 3 bytes, null terminated) char build_incomplete_codepoint[4]; char **build_queue; // allows execution of multiple commands -- needed for tags generation char warn_unsaved_names[TED_PATH_MAX]; // comma-separated list of files with unsaved changes (only applicable if warn_unsaved != 0) char warn_overwrite[TED_PATH_MAX]; // file name user is trying to overwrite char ask_reload[TED_PATH_MAX]; // file name which we want to reload char local_data_dir[TED_PATH_MAX]; char global_data_dir[TED_PATH_MAX]; char home[TED_PATH_MAX]; char cwd[TED_PATH_MAX]; // current working directory char build_dir[TED_PATH_MAX]; // directory where we run the build command char tags_dir[TED_PATH_MAX]; // where we are reading tags from bool nodes_used[TED_MAX_NODES]; // nodes[0] is always the "root node", if any buffers are open. Node nodes[TED_MAX_NODES]; // NOTE: the buffer at index 0 is reserved as a "null buffer" and should not be used. bool buffers_used[TED_MAX_BUFFERS]; TextBuffer buffers[TED_MAX_BUFFERS]; // config file strings u32 nstrings; char *strings[TED_MAX_STRINGS]; char window_title[256]; // little box used to display errors and info. double message_time; // time message box was opened MessageType message_type; char message[512]; MessageType message_shown_type; char message_shown[512]; } Ted; // === buffer.c === bool buffer_has_error(TextBuffer *buffer); const char *buffer_get_error(TextBuffer *buffer); void buffer_clear_error(TextBuffer *buffer); // clear undo and redo history void buffer_clear_undo_redo(TextBuffer *buffer); // is this buffer empty? bool buffer_empty(TextBuffer *buffer); // returns the buffer's filename (not full path), or "Untitled" if this buffer is untitled. const char *buffer_display_filename(TextBuffer *buffer); // does this buffer contained a named file (i.e. not a line buffer, not the build buffer, not untitled) bool buffer_is_named_file(TextBuffer *buffer); // create a new empty buffer with no file name void buffer_create(TextBuffer *buffer, Ted *ted); // create a new empty line buffer void line_buffer_create(TextBuffer *buffer, Ted *ted); // does this buffer have unsaved changes? bool buffer_unsaved_changes(TextBuffer *buffer); // returns the character at position pos, or 0 if pos is invalid char32_t buffer_char_at_pos(TextBuffer *buffer, BufferPos pos); // returns the character before position pos, or 0 if pos is invalid or at the start of a line char32_t buffer_char_before_pos(TextBuffer *buffer, BufferPos pos); // returns the character after position pos, or 0 if pos is invalid or at the end of a line char32_t buffer_char_after_pos(TextBuffer *buffer, BufferPos pos); // returns the character to the left of the cursor, or 0 if the cursor at the start of the line. char32_t buffer_char_before_cursor(TextBuffer *buffer); // returns the character to the right of the cursor, 0 if cursor is at end of line char32_t buffer_char_after_cursor(TextBuffer *buffer); // buffer position of start of file BufferPos buffer_pos_start_of_file(TextBuffer *buffer); // buffer position of end of file BufferPos buffer_pos_end_of_file(TextBuffer *buffer); // ensures that `p` refers to a valid position, moving it if needed. void buffer_pos_validate(TextBuffer *buffer, BufferPos *p); // is this a valid buffer position? bool buffer_pos_valid(TextBuffer *buffer, BufferPos p); Language buffer_language(TextBuffer *buffer); // clip the rectangle so it's all inside the buffer. returns true if there's any rectangle left. bool buffer_clip_rect(TextBuffer *buffer, Rect *r); // get LSP server which deals with this buffer LSP *buffer_lsp(TextBuffer *buffer); // Get the settings used for this buffer. Settings *buffer_settings(TextBuffer *buffer); // NOTE: this string will be invalidated when the line is edited!!! // only use it briefly!! String32 buffer_get_line(TextBuffer *buffer, u32 line_number); // get at most `nchars` characters starting from position `pos`. // returns the number of characters actually available. // you can pass NULL for text if you just want to know how many // characters *could* be accessed before the end of the file. size_t buffer_get_text_at_pos(TextBuffer *buffer, BufferPos pos, char32_t *text, size_t nchars); // returns a UTF-32 string of at most `nchars` code points from `buffer` starting at `pos` // the string should be passed to str32_free. String32 buffer_get_str32_text_at_pos(TextBuffer *buffer, BufferPos pos, size_t nchars); // get UTF-8 string at position, up to `nchars` code points (NOT bytes). // the resulting string should be freed. char *buffer_get_utf8_text_at_pos(TextBuffer *buffer, BufferPos pos, size_t nchars); // Puts a UTF-8 string containing the contents of the buffer into out. // Returns the number of bytes, including a null terminator. // To use this function, first pass NULL for out to get the number of bytes you need to allocate. size_t buffer_contents_utf8(TextBuffer *buffer, char *out); // Returns a UTF-8 string containing the contents of `buffer`. // The return value should be freed.. char *buffer_contents_utf8_alloc(TextBuffer *buffer); // perform a series of checks to make sure the buffer doesn't have any invalid values void buffer_check_valid(TextBuffer *buffer); // free all resources used by the buffer void buffer_free(TextBuffer *buffer); // clear buffer contents void buffer_clear(TextBuffer *buffer); // returns the number of lines of text in the buffer into *lines (if not NULL), // and the number of columns of text, i.e. the number of columns in the longest line displayed, into *cols (if not NULL) void buffer_text_dimensions(TextBuffer *buffer, u32 *lines, u32 *columns); // returns the number of rows of text that can fit in the buffer float buffer_display_lines(TextBuffer *buffer); // returns the number of columns of text that can fit in the buffer float buffer_display_cols(TextBuffer *buffer); void buffer_scroll(TextBuffer *buffer, double dx, double dy); // returns the screen position of the character at the given position in the buffer. vec2 buffer_pos_to_pixels(TextBuffer *buffer, BufferPos pos); // convert pixel coordinates to a position in the buffer, selecting the closest character. // returns false if the position is not inside the buffer, but still sets *pos to the closest character. bool buffer_pixels_to_pos(TextBuffer *buffer, vec2 pixel_coords, BufferPos *pos); // scroll to `pos`, scrolling as little as possible while maintaining scrolloff. void buffer_scroll_to_pos(TextBuffer *buffer, BufferPos pos); // scroll in such a way that this position is in the center of the screen void buffer_scroll_center_pos(TextBuffer *buffer, BufferPos pos); void buffer_scroll_to_cursor(TextBuffer *buffer); // scroll so that the cursor is in the center of the buffer's rectangle. void buffer_center_cursor(TextBuffer *buffer); // returns the number of characters successfully moved by. i64 buffer_pos_move_left(TextBuffer *buffer, BufferPos *pos, i64 by); // returns the number of characters successfully moved by. i64 buffer_pos_move_right(TextBuffer *buffer, BufferPos *pos, i64 by); // returns the number of lines successfully moved by. i64 buffer_pos_move_up(TextBuffer *buffer, BufferPos *pos, i64 by); // returns the number of lines successfully moved by. i64 buffer_pos_move_down(TextBuffer *buffer, BufferPos *pos, i64 by); void buffer_cursor_move_to_pos(TextBuffer *buffer, BufferPos pos); // returns the number of characters successfully moved by. i64 buffer_cursor_move_left(TextBuffer *buffer, i64 by); // returns the number of characters successfully moved by. i64 buffer_cursor_move_right(TextBuffer *buffer, i64 by); // returns the number of lines successfully moved by. i64 buffer_cursor_move_up(TextBuffer *buffer, i64 by); // returns the number of lines successfully moved by. i64 buffer_cursor_move_down(TextBuffer *buffer, i64 by); // returns the number of blank lines successfully moved by. i64 buffer_pos_move_up_blank_lines(TextBuffer *buffer, BufferPos *pos, i64 by); // returns the number of blank lines successfully moved by. i64 buffer_pos_move_down_blank_lines(TextBuffer *buffer, BufferPos *pos, i64 by); // returns the number of blank lines successfully moved by. i64 buffer_cursor_move_up_blank_lines(TextBuffer *buffer, i64 by); // returns the number of blank lines successfully moved by. i64 buffer_cursor_move_down_blank_lines(TextBuffer *buffer, i64 by); // returns the number of words successfully moved by. i64 buffer_pos_move_words(TextBuffer *buffer, BufferPos *pos, i64 nwords); // returns the number of words successfully moved by. i64 buffer_pos_move_left_words(TextBuffer *buffer, BufferPos *pos, i64 nwords); // returns the number of words successfully moved by. i64 buffer_pos_move_right_words(TextBuffer *buffer, BufferPos *pos, i64 nwords); // returns the number of words successfully moved by. i64 buffer_cursor_move_left_words(TextBuffer *buffer, i64 nwords); // returns the number of words successfully moved by. i64 buffer_cursor_move_right_words(TextBuffer *buffer, i64 nwords); // Returns a string of word characters (see is32_word) around the position, // or an empty string if neither of the characters to the left and right of the cursor are word characters. // NOTE: The string is invalidated when the buffer is changed!!! // The return value should NOT be freed. String32 buffer_word_at_pos(TextBuffer *buffer, BufferPos pos); // Get the word at the cursor. // NOTE: The string is invalidated when the buffer is changed!!! // The return value should NOT be freed. String32 buffer_word_at_cursor(TextBuffer *buffer); // Get a UTF-8 string consisting of the word at the cursor. // The return value should be freed. char *buffer_word_at_cursor_utf8(TextBuffer *buffer); // Buffer position corresponding to the start of line `line` (0-indexed). BufferPos buffer_pos_start_of_line(TextBuffer *buffer, u32 line); // Buffer position corresponding to the end of line `line` (0-indexed). BufferPos buffer_pos_end_of_line(TextBuffer *buffer, u32 line); // Move cursor to the start of the line, like the Home key does. void buffer_cursor_move_to_start_of_line(TextBuffer *buffer); // Move cursor to the end of the line, like the End key does. void buffer_cursor_move_to_end_of_line(TextBuffer *buffer); // Move cursor to the start of the file, like Ctrl+Home does. void buffer_cursor_move_to_start_of_file(TextBuffer *buffer); // Move cursor to the end of the file, like Ctrl+End does. void buffer_cursor_move_to_end_of_file(TextBuffer *buffer); // Get the LSPDocumentID corresponding to the file this buffer contains. // The return value is only useful if buffer_lsp(buffer) != NULL. LSPDocumentID buffer_lsp_document_id(TextBuffer *buffer); // Get LSPPosition corresponding to position in buffer. LSPPosition buffer_pos_to_lsp_position(TextBuffer *buffer, BufferPos pos); // Get LSPDocumentPosition corresponding to position in buffer. LSPDocumentPosition buffer_pos_to_lsp_document_position(TextBuffer *buffer, BufferPos pos); // Convert LSPPosition to BufferPos. BufferPos buffer_pos_from_lsp(TextBuffer *buffer, LSPPosition lsp_pos); // Get the cursor position as an LSPPosition. LSPPosition buffer_cursor_pos_as_lsp_position(TextBuffer *buffer); // Get the cursor position as an LSPDocumentPosition. LSPDocumentPosition buffer_cursor_pos_as_lsp_document_position(TextBuffer *buffer); // Put text at a position. All text insertion should eventually go through this function. BufferPos buffer_insert_text_at_pos(TextBuffer *buffer, BufferPos pos, String32 str); // Insert a single character at a position. void buffer_insert_char_at_pos(TextBuffer *buffer, BufferPos pos, char32_t c); // Set the selection to between `buffer->cursor_pos` and `pos`, // and move the cursor to `pos`. void buffer_select_to_pos(TextBuffer *buffer, BufferPos pos); // Like shift+left, move cursor `nchars` chars to the left, selecting everything in between. void buffer_select_left(TextBuffer *buffer, i64 nchars); // Like shift+right, move cursor `nchars` chars to the right, selecting everything in between. void buffer_select_right(TextBuffer *buffer, i64 nchars); // Like shift+down, move cursor `nchars` lines down, selecting everything in between. void buffer_select_down(TextBuffer *buffer, i64 nchars); // Like shift+up, move cursor `nchars` lines up, selecting everything in between. void buffer_select_up(TextBuffer *buffer, i64 nchars); // Move the cursor `by` lines down, selecting everything in between. void buffer_select_down_blank_lines(TextBuffer *buffer, i64 by); // Move the cursor `by` lines up, selecting everything in between. void buffer_select_up_blank_lines(TextBuffer *buffer, i64 by); // Move the cursor `nwords` words left, selecting everything in between. void buffer_select_left_words(TextBuffer *buffer, i64 nwords); // Move the cursor `nwords` words right, selecting everything in between. void buffer_select_right_words(TextBuffer *buffer, i64 nwords); // Like Shift+Home, move cursor to start of line and select everything in between. void buffer_select_to_start_of_line(TextBuffer *buffer); // Like Shift+End, move cursor to end of line and select everything in between. void buffer_select_to_end_of_line(TextBuffer *buffer); // Like Ctrl+Shift+Home, move cursor to start of file and select everything in between. void buffer_select_to_start_of_file(TextBuffer *buffer); // Like Ctrl+Shift+End, move cursor to end of file and select everything in between. void buffer_select_to_end_of_file(TextBuffer *buffer); // select the word the cursor is inside of void buffer_select_word(TextBuffer *buffer); // select the line the cursor is currently on void buffer_select_line(TextBuffer *buffer); // select all of the buffer's contents void buffer_select_all(TextBuffer *buffer); // Remove current selection. void buffer_deselect(TextBuffer *buffer); // Scroll up by `npages` pages void buffer_page_up(TextBuffer *buffer, i64 npages); // Scroll down by `npages` pages void buffer_page_down(TextBuffer *buffer, i64 npages); // Scroll up by `npages` pages, selecting everything in between void buffer_select_page_up(TextBuffer *buffer, i64 npages); // Scroll down by `npages` pages, selecting everything in between void buffer_select_page_down(TextBuffer *buffer, i64 npages); // Delete `nchars` characters starting from `pos`. // All text deletion should eventually go through this function. void buffer_delete_chars_at_pos(TextBuffer *buffer, BufferPos pos, i64 nchars); // Delete characters between the two positions. // The order of `p1` and `p2` is irrelevant. i64 buffer_delete_chars_between(TextBuffer *buffer, BufferPos p1, BufferPos p2); // Delete current selection. i64 buffer_delete_selection(TextBuffer *buffer); // Insert UTF-32 text at the cursor, and move the cursor to the end of it. void buffer_insert_text_at_cursor(TextBuffer *buffer, String32 str); // Insert a single character at the cursor, and move the cursor past it. void buffer_insert_char_at_cursor(TextBuffer *buffer, char32_t c); // Insert UTF-8 text at the cursor, and move the cursor to the end of it. void buffer_insert_utf8_at_cursor(TextBuffer *buffer, const char *utf8); // Insert a "tab" at the cursor position, and move the cursor past it. // This inserts spaces if ted is configured to indent with spaces. void buffer_insert_tab_at_cursor(TextBuffer *buffer); // Insert a newline at the cursor position. // If `buffer` is a line buffer, this "submits" the buffer. // If not, this auto-indents the next line, and moves the cursor to it. void buffer_newline(TextBuffer *buffer); // Delete `nchars` characters after the cursor. void buffer_delete_chars_at_cursor(TextBuffer *buffer, i64 nchars); // Delete `nchars` characters before *pos, and set *pos to just before the deleted characters. // Returns the number of characters actually deleted. i64 buffer_backspace_at_pos(TextBuffer *buffer, BufferPos *pos, i64 nchars); // Delete `nchars` characters before the cursor position, and set the cursor position accordingly. // Returns the number of characters actually deleted. i64 buffer_backspace_at_cursor(TextBuffer *buffer, i64 nchars); // Delete `nwords` words after the position. void buffer_delete_words_at_pos(TextBuffer *buffer, BufferPos pos, i64 nwords); // Delete `nwords` words after the cursor. void buffer_delete_words_at_cursor(TextBuffer *buffer, i64 nwords); // Delete `nwords` words before *pos, and set *pos to just before the deleted words. // Returns the number of words actually deleted. void buffer_backspace_words_at_pos(TextBuffer *buffer, BufferPos *pos, i64 nwords); // Delete `nwords` words before the cursor position, and set the cursor position accordingly. // Returns the number of words actually deleted. void buffer_backspace_words_at_cursor(TextBuffer *buffer, i64 nwords); // Undo `ntimes` times void buffer_undo(TextBuffer *buffer, i64 ntimes); // Redo `ntimes` times void buffer_redo(TextBuffer *buffer, i64 ntimes); // Start a new "edit chain". Undoing once after an edit chain will undo everything in the chain. void buffer_start_edit_chain(TextBuffer *buffer); // End the edit chain. void buffer_end_edit_chain(TextBuffer *buffer); // Copy the current selection to the clipboard. void buffer_copy(TextBuffer *buffer); // Copy the current selection to the clipboard, and delete it. void buffer_cut(TextBuffer *buffer); // Insert the clipboard contents at the cursor position. void buffer_paste(TextBuffer *buffer); // Load the file `path`. If `path` is not an absolute path, // this function will fail. bool buffer_load_file(TextBuffer *buffer, const char *path); // Reloads the file loaded in the buffer. void buffer_reload(TextBuffer *buffer); // has this buffer been changed by another program since last save? bool buffer_externally_changed(TextBuffer *buffer); // Clear `buffer`, and set its path to `path`. // if `path` is NULL, this will turn `buffer` into an untitled buffer. void buffer_new_file(TextBuffer *buffer, const char *path); // Save the buffer to its current filename. This will rewrite the entire file, // even if there are no unsaved changes. bool buffer_save(TextBuffer *buffer); // save, but with a different path bool buffer_save_as(TextBuffer *buffer, const char *new_filename); // index of first line that will be displayed on screen u32 buffer_first_rendered_line(TextBuffer *buffer); // index of last line that will be displayed on screen u32 buffer_last_rendered_line(TextBuffer *buffer); // go to the definition/declaration/etc of the word at the cursor. void buffer_goto_word_at_cursor(TextBuffer *buffer, GotoType type); // process a mouse click. // returns true if the event was consumed. bool buffer_handle_click(Ted *ted, TextBuffer *buffer, vec2 click, u8 times); // render the buffer in the given rectangle void buffer_render(TextBuffer *buffer, Rect r); // indent the given lines void buffer_indent_lines(TextBuffer *buffer, u32 first_line, u32 last_line); // de-indent the given lines void buffer_dedent_lines(TextBuffer *buffer, u32 first_line, u32 last_line); // indent the selected lines void buffer_indent_selection(TextBuffer *buffer); // de-indent the selected lines void buffer_dedent_selection(TextBuffer *buffer); // indent the line the cursor is on void buffer_indent_cursor_line(TextBuffer *buffer); // de-indent the line the cursor is on void buffer_dedent_cursor_line(TextBuffer *buffer); // comment the lines from `first_line` to `last_line` void buffer_comment_lines(TextBuffer *buffer, u32 first_line, u32 last_line); // uncomment the lines from `first_line` to `last_line` void buffer_uncomment_lines(TextBuffer *buffer, u32 first_line, u32 last_line); // comment the lines from `first_line` to `last_line`, or uncomment them if they're all commented. void buffer_toggle_comment_lines(TextBuffer *buffer, u32 first_line, u32 last_line); // comment the selected lines, or uncomment them if they're all commented void buffer_toggle_comment_selection(TextBuffer *buffer); // make sure to call gl_geometry_draw after this void buffer_highlight_lsp_range(TextBuffer *buffer, LSPRange range); // returns true if p1 and p2 are equal bool buffer_pos_eq(BufferPos p1, BufferPos p2); // returns: // -1 if p1 comes before p2 // +1 if p1 comes after p2 // 0 if p1 = p2 // faster than buffer_pos_diff (constant time) int buffer_pos_cmp(BufferPos p1, BufferPos p2); // === build.c === // clear build errors and stop void build_stop(Ted *ted); // call before adding anything to the build queue void build_queue_start(Ted *ted); // add a command to the build queue. call build_queue_start before this. void build_queue_command(Ted *ted, const char *command); // call this after calling build_queue_start, build_queue_command. // make sure you set ted->build_dir before running this! void build_queue_finish(Ted *ted); // set up the build output buffer. void build_setup_buffer(Ted *ted); // run a single command in the build window. // make sure you set ted->build_dir before running this! void build_start_with_command(Ted *ted, const char *command); // figure out which build command to run, and run it. void build_start(Ted *ted); // go to next build error void build_next_error(Ted *ted); // go to previous build error void build_prev_error(Ted *ted); // find build errors in build buffer. void build_check_for_errors(Ted *ted); void build_frame(Ted *ted, float x1, float y1, float x2, float y2); // === colors.c === void color_init(void); ColorSetting color_setting_from_str(const char *str); const char *color_setting_to_str(ColorSetting s); Status color_from_str(const char *str, u32 *color); // which color setting should be used for the given symbol kind. // this is the color used in the autocomplete selector, for example. ColorSetting color_for_symbol_kind(SymbolKind kind); // perform SRC_ALPHA, ONE_MINUS_SRC_ALPHA blending with `bg` and `fg`. u32 color_blend(u32 bg, u32 fg); // multiply color's alpha value by `opacity`. u32 color_apply_opacity(u32 color, float opacity); // === command.c === void command_init(void); Command command_from_str(const char *str); const char *command_to_str(Command c); void command_execute(Ted *ted, Command c, i64 argument); // === config.c === // first, we read all config files, then we parse them. // this is because we want less specific settings (e.g. settings applied // to all languages instead of one particular language) to be applied first, // then more specific settings are based off of those. // EXAMPLE: // ---config file 1--- // [Javascript.core] // syntax-highlighting = off // (inherits tab-width = 4) // [CSS.core] // tab-width = 2 (overrides tab-width = 4) // ---config file 2--- // [core] // tab-width = 4 void config_read(Ted *ted, ConfigPart **pparts, const char *filename); void config_parse(Ted *ted, ConfigPart **pparts); void config_free(Ted *ted); // returns the best guess for the root directory of the project containing `path` // (which should be an absolute path). // the return value should be freed. char *settings_get_root_dir(Settings *settings, const char *path); // how well does this settings context fit the given path and language? // the context with the highest score will be chosen. long context_score(const char *path, Language lang, const SettingsContext *context); // === find.c === // which buffer will be searched? TextBuffer *find_search_buffer(Ted *ted); // height of the find/find+replace menu in pixels float find_menu_height(Ted *ted); // update find results. // if `force` is true, the results will be updated even if the pattern & flags have not been changed. void find_update(Ted *ted, bool force); // replace the match we are currently highlighting, or do nothing if there is no highlighted match void find_replace(Ted *ted); // go to next find result void find_next(Ted *ted); // go to previous find result void find_prev(Ted *ted); // replace all matches void find_replace_all(Ted *ted); void find_menu_frame(Ted *ted, Rect menu_bounds); // open the find/find+replace menu. void find_open(Ted *ted, bool replace); // close the find/find+replace menu. void find_close(Ted *ted); // === gl.c === // set by main() extern float gl_window_width, gl_window_height; // set by main() extern int gl_version_major, gl_version_minor; // macro trickery to avoid having to write everything multiple times #define gl_for_each_proc(do)\ do(DRAWARRAYS, DrawArrays)\ do(GENTEXTURES, GenTextures)\ do(DELETETEXTURES, DeleteTextures)\ do(GENERATEMIPMAP, GenerateMipmap)\ do(TEXIMAGE2D, TexImage2D)\ do(BINDTEXTURE, BindTexture)\ do(TEXPARAMETERI, TexParameteri)\ do(GETERROR, GetError)\ do(GETINTEGERV, GetIntegerv)\ do(ENABLE, Enable)\ do(DISABLE, Disable)\ do(BLENDFUNC, BlendFunc)\ do(VIEWPORT, Viewport)\ do(CLEARCOLOR, ClearColor)\ do(CLEAR, Clear)\ do(FINISH, Finish)\ do(CREATESHADER, CreateShader)\ do(DELETESHADER, DeleteShader)\ do(CREATEPROGRAM, CreateProgram)\ do(SHADERSOURCE, ShaderSource)\ do(GETSHADERIV, GetShaderiv)\ do(GETSHADERINFOLOG, GetShaderInfoLog)\ do(COMPILESHADER, CompileShader)\ do(CREATEPROGRAM, CreateProgram)\ do(DELETEPROGRAM, DeleteProgram)\ do(ATTACHSHADER, AttachShader)\ do(LINKPROGRAM, LinkProgram)\ do(GETPROGRAMIV, GetProgramiv)\ do(GETPROGRAMINFOLOG, GetProgramInfoLog)\ do(USEPROGRAM, UseProgram)\ do(GETATTRIBLOCATION, GetAttribLocation)\ do(GETUNIFORMLOCATION, GetUniformLocation)\ do(GENBUFFERS, GenBuffers)\ do(DELETEBUFFERS, DeleteBuffers)\ do(BINDBUFFER, BindBuffer)\ do(BUFFERDATA, BufferData)\ do(VERTEXATTRIBPOINTER, VertexAttribPointer)\ do(ENABLEVERTEXATTRIBARRAY, EnableVertexAttribArray)\ do(DISABLEVERTEXATTRIBARRAY, DisableVertexAttribArray)\ do(GENVERTEXARRAYS, GenVertexArrays)\ do(DELETEVERTEXARRAYS, DeleteVertexArrays)\ do(BINDVERTEXARRAY, BindVertexArray)\ do(ACTIVETEXTURE, ActiveTexture)\ do(UNIFORM1F, Uniform1f)\ do(UNIFORM2F, Uniform2f)\ do(UNIFORM3F, Uniform3f)\ do(UNIFORM4F, Uniform4f)\ do(UNIFORM1I, Uniform1i)\ do(UNIFORM2I, Uniform2i)\ do(UNIFORM3I, Uniform3i)\ do(UNIFORM4I, Uniform4i)\ do(UNIFORMMATRIX4FV, UniformMatrix4fv)\ do(DEBUGMESSAGECALLBACK, DebugMessageCallback)\ do(DEBUGMESSAGECONTROL, DebugMessageControl)\ #define gl_declare_proc(upper, lower) extern PFNGL##upper##PROC gl##lower; gl_for_each_proc(gl_declare_proc) #undef gl_declare_proc // get addresses of GL functions void gl_get_procs(void); // create a new reference-counted shader-array-buffer object. GlRcSAB *gl_rc_sab_new(GLuint shader, GLuint array, GLuint buffer); // increase reference count on `s`. void gl_rc_sab_incref(GlRcSAB *s); // decrease reference count on `*ps`, and set `*ps` to NULL if the reference count is 0. void gl_rc_sab_decref(GlRcSAB **ps); // create a new reference-counted texture. GlRcTexture *gl_rc_texture_new(GLuint texture); // increase reference count on `t`. void gl_rc_texture_incref(GlRcTexture *t); // decrease reference count on `*t`, and set `*t` to NULL if the reference count is 0. void gl_rc_texture_decref(GlRcTexture **pt); // create and compile a shader GLuint gl_compile_shader(char error_buf[256], const char *code, GLenum shader_type); // create new shader program from shaders GLuint gl_link_program(char error_buf[256], GLuint *shaders, size_t count); // create a shader program from vertex shader and fragment shader source GLuint gl_compile_and_link_shaders(char error_buf[256], const char *vshader_code, const char *fshader_code); // prints a debug message if `attrib` is not found GLuint gl_attrib_location(GLuint program, const char *attrib); // prints a debug message if `uniform` is not found GLint gl_uniform_location(GLuint program, const char *uniform); // initialize geometry stuff void gl_geometry_init(void); // queue a filled rectangle with the given color. void gl_geometry_rect(Rect r, u32 color_rgba); // queue the border of a rectangle with the given color. void gl_geometry_rect_border(Rect r, float border_thickness, u32 color); // draw all queued geometry void gl_geometry_draw(void); // create an OpenGL texture object from an image file. GLuint gl_load_texture_from_image(const char *path); // === ide-autocomplete.c === // open autocomplete // trigger should either be a character (e.g. '.') or one of the TRIGGER_* constants. void autocomplete_open(Ted *ted, uint32_t trigger); void autocomplete_process_lsp_response(Ted *ted, const LSPResponse *response); // select the completion the cursor is on, // or select the phantom completion if there is one. void autocomplete_select_completion(Ted *ted); // scroll completion list void autocomplete_scroll(Ted *ted, i32 by); // move cursor to next completion void autocomplete_next(Ted *ted); // move cursor to previous completion void autocomplete_prev(Ted *ted); // close completion menu void autocomplete_close(Ted *ted); void autocomplete_frame(Ted *ted); // === ide-definitions.c === // go to the definition of `name`. // if `lsp` is NULL, tags will be used. // Note: the document position is required for LSP requests because of overloading (where the name // alone isn't sufficient) void definition_goto(Ted *ted, LSP *lsp, const char *name, LSPDocumentPosition pos, GotoType type); // cancel the last go-to-definition / find symbols request. void definition_cancel_lookup(Ted *ted); void definitions_process_lsp_response(Ted *ted, LSP *lsp, const LSPResponse *response); // open the definitions menu void definitions_selector_open(Ted *ted); // update the definitions menu void definitions_selector_update(Ted *ted); void definitions_selector_render(Ted *ted, Rect bounds); // close the definitions menu void definitions_selector_close(Ted *ted); void definitions_frame(Ted *ted); // === ide-highlights.c === void highlights_close(Ted *ted); void highlights_process_lsp_response(Ted *ted, LSPResponse *response); void highlights_frame(Ted *ted); // === ide-hover.c === void hover_close(Ted *ted); void hover_process_lsp_response(Ted *ted, LSPResponse *response); void hover_frame(Ted *ted, double dt); // === ide-signature-help.c === // figure out new signature help void signature_help_retrigger(Ted *ted); // open signature help. `trigger` should either be the trigger character (e.g. ',') // or one of the TRIGGER_* constants. void signature_help_open(Ted *ted, uint32_t trigger); bool signature_help_is_open(Ted *ted); void signature_help_close(Ted *ted); void signature_help_process_lsp_response(Ted *ted, const LSPResponse *response); void signature_help_frame(Ted *ted); // === ide-usages.c === // cancel the last "find usages" request void usages_cancel_lookup(Ted *ted); // find usages for word under the cursor in the active buffer. void usages_find(Ted *ted); void usages_process_lsp_response(Ted *ted, const LSPResponse *response); void usages_frame(Ted *ted); // === menu.c === void menu_close(Ted *ted); void menu_open(Ted *ted, Menu menu); // process a :escape command (by default this happens when the escape key is pressed) void menu_escape(Ted *ted); // get width of menu in pixels float menu_get_width(Ted *ted); // get rectangle which menu takes up Rect menu_rect(Ted *ted); void menu_update(Ted *ted); void menu_render(Ted *ted); // move to next/previous command void menu_shell_move(Ted *ted, int direction); // move to previous command void menu_shell_up(Ted *ted); // move to next command void menu_shell_down(Ted *ted); // === node.c === void node_switch_to_tab(Ted *ted, Node *node, u16 new_tab_index); // go to the `n`th next tab (e.g. `n=1` goes to the next tab) // going past the end of the tabs will "wrap around" to the first one. void node_tab_next(Ted *ted, Node *node, i64 n); // go to the `n`th previous tab (e.g. `n=1` goes to the previous tab) // going before the first tab will "wrap around" to the last one. void node_tab_prev(Ted *ted, Node *node, i64 n); // switch to a specific tab. if `tab` is out of range, nothing happens. void node_tab_switch(Ted *ted, Node *node, i64 tab); // swap the position of two tabs void node_tabs_swap(Node *node, u16 tab1, u16 tab2); void node_free(Node *node); // returns index of parent in ted->nodes, or -1 if this is the root node. i32 node_parent(Ted *ted, u16 node_idx); // join this node with its sibling void node_join(Ted *ted, Node *node); // close a node, WITHOUT checking for unsaved changes void node_close(Ted *ted, u16 node_idx); // close tab, WITHOUT checking for unsaved changes! // returns true if the node is still open bool node_tab_close(Ted *ted, Node *node, u16 index); void node_frame(Ted *ted, Node *node, Rect r); // make a split void node_split(Ted *ted, Node *node, bool vertical); // switch to the other side of the current split. void node_split_switch(Ted *ted); // swap the two sides of the current split. void node_split_swap(Ted *ted); // === session.c === void session_write(Ted *ted); void session_read(Ted *ted); // === syntax.c === Language language_from_str(const char *str); const char *language_to_str(Language language); // string which should be put before comments in the given language const char *language_comment_start(Language l); // string which should be put after comments in the given language const char *language_comment_end(Language l); // get the color setting associated with the given syntax highlighting type ColorSetting syntax_char_type_to_color_setting(SyntaxCharType t); // returns ')' for '(', etc., or 0 if c is not an opening bracket char32_t syntax_matching_bracket(Language lang, char32_t c); // returns true for opening brackets, false for closing brackets/non-brackets bool syntax_is_opening_bracket(Language lang, char32_t c); // This is the main syntax highlighting function. It will determine which colors to use for each character. // Rather than returning colors, it returns a character type (e.g. comment) which can be converted to a color. // To highlight multiple lines, start out with a zeroed SyntaxState, and pass a pointer to it each time. // You can set char_types to NULL if you just want to advance the state, and don't care about the character types. void syntax_highlight(SyntaxState *state, Language lang, const char32_t *line, u32 line_len, SyntaxCharType *char_types); // === tags.c === void tags_generate(Ted *ted, bool run_in_build_window); // find all tags beginning with the given prefix, returning them into `*out`, writing at most out_size entries. // you may pass NULL for `out`, in which case just the number of matching tags is returned // (still maxing out at `out_size`). // each element in `out` should be freed when you're done with them. size_t tags_beginning_with(Ted *ted, const char *prefix, char **out, size_t out_size, bool error_if_tags_does_not_exist); // go to the definition of the given tag bool tag_goto(Ted *ted, const char *tag); // get all tags in the tags file as SymbolInfos. SymbolInfo *tags_get_symbols(Ted *ted); // === ted.c === // for fatal errors void die(PRINTF_FORMAT_STRING const char *fmt, ...) ATTRIBUTE_PRINTF(1, 2); // display a message to the user void ted_set_message(Ted *ted, MessageType type, PRINTF_FORMAT_STRING const char *fmt, ...) ATTRIBUTE_PRINTF(3, 4); // display an error to the user void ted_error(Ted *ted, PRINTF_FORMAT_STRING const char *fmt, ...) ATTRIBUTE_PRINTF(2, 3); // display a warning to the user void ted_warn(Ted *ted, PRINTF_FORMAT_STRING const char *fmt, ...) ATTRIBUTE_PRINTF(2, 3); // display information to the user void ted_info(Ted *ted, PRINTF_FORMAT_STRING const char *fmt, ...) ATTRIBUTE_PRINTF(2, 3); // for information that should be logged void ted_log(Ted *ted, PRINTF_FORMAT_STRING const char *fmt, ...) ATTRIBUTE_PRINTF(2, 3); // set error to "out of memory" message. void ted_out_of_mem(Ted *ted); // allocate memory, producing an error message and returning NULL on failure void *ted_malloc(Ted *ted, size_t size); // allocate memory, producing an error message and returning NULL on failure void *ted_calloc(Ted *ted, size_t n, size_t size); // allocate memory, producing an error message and returning NULL on failure void *ted_realloc(Ted *ted, void *p, size_t new_size); // Check the various places a ted data file could be // (i.e. look for it in the local and global data directories), // and return the full path. Status ted_get_file(Ted const *ted, const char *name, char *out, size_t outsz); // get full path relative to ted->cwd. void ted_path_full(Ted *ted, const char *relpath, char *abspath, size_t abspath_size); // set ted->active_buffer to something nice void ted_reset_active_buffer(Ted *ted); // set ted's error message to the buffer's error. void ted_error_from_buffer(Ted *ted, TextBuffer *buffer); // Returns the buffer containing the file at `path`, or NULL if there is none. TextBuffer *ted_get_buffer_with_file(Ted *ted, const char *path); // save all buffers bool ted_save_all(Ted *ted); // reload all buffers from their files void ted_reload_all(Ted *ted); // Load all the fonts ted will use. void ted_load_fonts(Ted *ted); // Get likely root directory of project containing `path`. // The returned value should be freed. char *ted_get_root_dir_of(Ted *ted, const char *path); // Get the root directory of the project containing the active buffer's file, // or `ted->cwd` if no file is open. // The returned value should be freed. char *ted_get_root_dir(Ted *ted); // the settings of the active buffer, or the default settings if there is no active buffer Settings *ted_active_settings(Ted *ted); // Get the settings for a file at the given path in the given language. Settings *ted_get_settings(Ted *ted, const char *path, Language language); // Get LSP by ID. Returns NULL if there is no LSP with that ID. LSP *ted_get_lsp_by_id(Ted *ted, LSPID id); // Get LSP which should be used for the given path and language. // If no running LSP server would cover the path and language, a new one is // started if possible. // Returns NULL on failure (e.g. there is no LSP server // specified for the given path and language). LSP *ted_get_lsp(Ted *ted, const char *path, Language language); // Get the LSP of the active buffer/ted->cwd. // Returns NULL if there is no such server. LSP *ted_active_lsp(Ted *ted); // get the value of the given color setting, according to `ted_active_settings(ted)`. u32 ted_active_color(Ted *ted, ColorSetting color); // open the given file, or switch to it if it's already open. // returns true on success. bool ted_open_file(Ted *ted, const char *filename); // create a new buffer for the file `filename`, or open it if it's already open. // if `filename` is NULL, this creates an untitled buffer. // returns true on success. bool ted_new_file(Ted *ted, const char *filename); // returns the index of an available buffer, or -1 if none are available i32 ted_new_buffer(Ted *ted); // Returns the index of an available node, or -1 if none are available i32 ted_new_node(Ted *ted); // Opposite of ted_new_buffer // Make sure you set active_buffer to something else if you delete it! void ted_delete_buffer(Ted *ted, u16 index); // save all changes to all buffers with unsaved changes. bool ted_save_all(Ted *ted); // sets the active buffer to this buffer, and updates active_node, etc. accordingly // you can pass NULL to buffer to make it so no buffer is active. void ted_switch_to_buffer(Ted *ted, TextBuffer *buffer); // switch to this node void ted_node_switch(Ted *ted, Node *node); // load ted.cfg files void ted_load_configs(Ted *ted, bool reloading); // handle a key press void ted_press_key(Ted *ted, SDL_Keycode keycode, SDL_Keymod modifier); // get the buffer and buffer position where the mouse is. // returns false if the mouse is not in a buffer. Status ted_get_mouse_buffer_pos(Ted *ted, TextBuffer **pbuffer, BufferPos *ppos); // make the cursor red for a bit to indicate an error (e.g. no autocompletions) void ted_flash_error_cursor(Ted *ted); // go to `path` at line `line` and index `index`, opening a new buffer if necessary. // if `is_lsp` is set to true, `index` is interpreted as a UTF-16 offset rather than a UTF-32 offset. void ted_go_to_position(Ted *ted, const char *path, u32 line, u32 index, bool is_lsp); // go to this LSP document position, opening a new buffer containing the file if necessary. void ted_go_to_lsp_document_position(Ted *ted, LSP *lsp, LSPDocumentPosition position); // cancel this LSP request. also zeroes *request // if *request is zeroed, this does nothing. void ted_cancel_lsp_request(Ted *ted, LSPServerRequestID *request); // how tall is a line buffer? float ted_line_buffer_height(Ted *ted); // check for orphaned nodes and node cycles void ted_check_for_node_problems(Ted *ted); // convert LSPWindowMessageType to MessageType MessageType ted_message_type_from_lsp(LSPWindowMessageType type); // get colors to use for message box void ted_color_settings_for_message_type(MessageType type, ColorSetting *bg_color, ColorSetting *border_color); // === ui.c === // move selector cursor up by `n` entries void selector_up(Ted *ted, Selector *s, i64 n); // move selector cursor down by `n` entries void selector_down(Ted *ted, Selector *s, i64 n); // sort entries alphabetically void selector_sort_entries_by_name(Selector *s); // returns a null-terminated UTF-8 string of the entry selected, or NULL if none was. // also, sel->cursor will be set to the index of the entry, even if the mouse was used. // you should call free() on the return value. char *selector_update(Ted *ted, Selector *s); // NOTE: also renders the line buffer void selector_render(Ted *ted, Selector *s); void file_selector_free(FileSelector *fs); // returns the name of the selected file, or NULL if none was selected. // the returned pointer should be freed. char *file_selector_update(Ted *ted, FileSelector *fs); void file_selector_render(Ted *ted, FileSelector *fs); vec2 button_get_size(Ted *ted, const char *text); void button_render(Ted *ted, Rect button, const char *text, u32 color); // returns true if the button was clicked on. bool button_update(Ted *ted, Rect button); // returns selected option, or POPUP_NONE if none was selected PopupOption popup_update(Ted *ted, u32 options); void popup_render(Ted *ted, u32 options, const char *title, const char *body); vec2 checkbox_frame(Ted *ted, bool *value, const char *label, vec2 pos); #endif