/* * Copyright (C) 2013 Daniel Micay * * This is free software; you can redistribute it and/or modify it under * the terms of the GNU Library General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #define PCRE2_CODE_UNIT_WIDTH 8 #include #ifdef GDK_WINDOWING_X11 #include #endif #include "url_regex.hh" #include "util/clamp.hh" #include "util/maybe.hh" #include "util/memory.hh" using namespace std::placeholders; /* Allow scales a bit smaller and a bit larger than the usual pango ranges */ #define TERMINAL_SCALE_XXX_SMALL (PANGO_SCALE_XX_SMALL/1.2) #define TERMINAL_SCALE_XXXX_SMALL (TERMINAL_SCALE_XXX_SMALL/1.2) #define TERMINAL_SCALE_XXXXX_SMALL (TERMINAL_SCALE_XXXX_SMALL/1.2) #define TERMINAL_SCALE_XXX_LARGE (PANGO_SCALE_XX_LARGE*1.2) #define TERMINAL_SCALE_XXXX_LARGE (TERMINAL_SCALE_XXX_LARGE*1.2) #define TERMINAL_SCALE_XXXXX_LARGE (TERMINAL_SCALE_XXXX_LARGE*1.2) #define TERMINAL_SCALE_MINIMUM (TERMINAL_SCALE_XXXXX_SMALL/1.2) #define TERMINAL_SCALE_MAXIMUM (TERMINAL_SCALE_XXXXX_LARGE*1.2) static const std::vector zoom_factors = { TERMINAL_SCALE_MINIMUM, TERMINAL_SCALE_XXXXX_SMALL, TERMINAL_SCALE_XXXX_SMALL, TERMINAL_SCALE_XXX_SMALL, PANGO_SCALE_XX_SMALL, PANGO_SCALE_X_SMALL, PANGO_SCALE_SMALL, PANGO_SCALE_MEDIUM, PANGO_SCALE_LARGE, PANGO_SCALE_X_LARGE, PANGO_SCALE_XX_LARGE, TERMINAL_SCALE_XXX_LARGE, TERMINAL_SCALE_XXXX_LARGE, TERMINAL_SCALE_XXXXX_LARGE, TERMINAL_SCALE_MAXIMUM }; enum class overlay_mode { hidden, search, rsearch, completion, urlselect }; enum class vi_mode { insert, command, visual, visual_line, visual_block }; struct select_info { vi_mode mode; long begin_col; long begin_row; long origin_col; long origin_row; }; struct url_data { url_data(char *u, long c, long r) : url(u, g_free), col(c), row(r) {} std::unique_ptr url; long col, row; }; struct search_panel_info { GtkWidget *entry; GtkWidget *da; overlay_mode mode; std::vector url_list; char *fulltext; }; struct hint_info { PangoFontDescription *font; cairo_pattern_t *fg, *bg, *af, *ab, *border; double padding, border_width, roundness; }; struct config_info { hint_info hints; char *browser; gboolean dynamic_title, urgent_on_bell, clickable_url, size_hints; gboolean filter_unmatched_urls, modify_other_keys; gboolean fullscreen; int tag; char *config_file; gdouble font_scale; }; struct keybind_info { GtkWindow *window; VteTerminal *vte; search_panel_info panel; select_info select; config_info config; std::function fullscreen_toggle; }; struct draw_cb_info { VteTerminal *vte; search_panel_info *panel; hint_info *hints; gboolean filter_unmatched_urls; }; static void launch_browser(char *browser, char *url); static void window_title_cb(VteTerminal *vte, gboolean *dynamic_title); static gboolean window_state_cb(GtkWindow *window, GdkEventWindowState *event, keybind_info *info); static gboolean key_press_cb(VteTerminal *vte, GdkEventKey *event, keybind_info *info); static gboolean entry_key_press_cb(GtkEntry *entry, GdkEventKey *event, keybind_info *info); static gboolean position_overlay_cb(GtkBin *overlay, GtkWidget *widget, GdkRectangle *alloc); static gboolean button_press_cb(VteTerminal *vte, GdkEventButton *event, const config_info *info); static void bell_cb(GtkWidget *vte, gboolean *urgent_on_bell); static gboolean focus_cb(GtkWindow *window); static GtkTreeModel *create_completion_model(VteTerminal *vte); static void search(VteTerminal *vte, const char *pattern, bool reverse); static void overlay_show(search_panel_info *info, overlay_mode mode, VteTerminal *vte); static void get_vte_padding(VteTerminal *vte, int *left, int *top, int *right, int *bottom); static char *check_match(VteTerminal *vte, GdkEventButton *event); static void load_config(GtkWindow *window, VteTerminal *vte, GtkWidget *scrollbar, GtkWidget *hbox, config_info *info, char **geometry, char **icon, bool *show_scrollbar); static void set_config(GtkWindow *window, VteTerminal *vte, GtkWidget *scrollbar, GtkWidget *hbox, config_info *info, char **geometry, char **icon, bool *show_scrollbar, GKeyFile *config); static long first_row(VteTerminal *vte); static std::function reload_config; static void override_background_color(GtkWidget *widget, GdkRGBA *rgba) { GtkCssProvider *provider = gtk_css_provider_new(); gchar *colorstr = gdk_rgba_to_string(rgba); char *css = g_strdup_printf("* { background-color: %s; }", colorstr); gtk_css_provider_load_from_data(provider, css, -1, nullptr); g_free(colorstr); g_free(css); gtk_style_context_add_provider(gtk_widget_get_style_context(widget), GTK_STYLE_PROVIDER(provider), GTK_STYLE_PROVIDER_PRIORITY_APPLICATION); g_object_unref(provider); } static const std::map modify_table = { { GDK_KEY_Tab, "\033[27;5;9~" }, { GDK_KEY_Return, "\033[27;5;13~" }, { GDK_KEY_apostrophe, "\033[27;5;39~" }, { GDK_KEY_comma, "\033[27;5;44~" }, { GDK_KEY_minus, "\033[27;5;45~" }, { GDK_KEY_period, "\033[27;5;46~" }, { GDK_KEY_0, "\033[27;5;48~" }, { GDK_KEY_1, "\033[27;5;49~" }, { GDK_KEY_9, "\033[27;5;57~" }, { GDK_KEY_semicolon, "\033[27;5;59~" }, { GDK_KEY_equal, "\033[27;5;61~" }, { GDK_KEY_exclam, "\033[27;6;33~" }, { GDK_KEY_quotedbl, "\033[27;6;34~" }, { GDK_KEY_numbersign, "\033[27;6;35~" }, { GDK_KEY_dollar, "\033[27;6;36~" }, { GDK_KEY_percent, "\033[27;6;37~" }, { GDK_KEY_ampersand, "\033[27;6;38~" }, { GDK_KEY_parenleft, "\033[27;6;40~" }, { GDK_KEY_parenright, "\033[27;6;41~" }, { GDK_KEY_asterisk, "\033[27;6;42~" }, { GDK_KEY_plus, "\033[27;6;43~" }, { GDK_KEY_colon, "\033[27;6;58~" }, { GDK_KEY_less, "\033[27;6;60~" }, { GDK_KEY_greater, "\033[27;6;62~" }, { GDK_KEY_question, "\033[27;6;63~" }, }; static const std::map modify_meta_table = { { GDK_KEY_Tab, "\033[27;13;9~" }, { GDK_KEY_Return, "\033[27;13;13~" }, { GDK_KEY_apostrophe, "\033[27;13;39~" }, { GDK_KEY_comma, "\033[27;13;44~" }, { GDK_KEY_minus, "\033[27;13;45~" }, { GDK_KEY_period, "\033[27;13;46~" }, { GDK_KEY_0, "\033[27;13;48~" }, { GDK_KEY_1, "\033[27;13;49~" }, { GDK_KEY_9, "\033[27;13;57~" }, { GDK_KEY_semicolon, "\033[27;13;59~" }, { GDK_KEY_equal, "\033[27;13;61~" }, { GDK_KEY_exclam, "\033[27;14;33~" }, { GDK_KEY_quotedbl, "\033[27;14;34~" }, { GDK_KEY_numbersign, "\033[27;14;35~" }, { GDK_KEY_dollar, "\033[27;14;36~" }, { GDK_KEY_percent, "\033[27;14;37~" }, { GDK_KEY_ampersand, "\033[27;14;38~" }, { GDK_KEY_parenleft, "\033[27;14;40~" }, { GDK_KEY_parenright, "\033[27;14;41~" }, { GDK_KEY_asterisk, "\033[27;14;42~" }, { GDK_KEY_plus, "\033[27;14;43~" }, { GDK_KEY_colon, "\033[27;14;58~" }, { GDK_KEY_less, "\033[27;14;60~" }, { GDK_KEY_greater, "\033[27;14;62~" }, { GDK_KEY_question, "\033[27;14;63~" }, }; static gboolean modify_key_feed(GdkEventKey *event, keybind_info *info, const std::map& table) { if (info->config.modify_other_keys) { unsigned int keyval = gdk_keyval_to_lower(event->keyval); auto entry = table.find((int)keyval); if (entry != table.end()) { vte_terminal_feed_child(info->vte, entry->second, -1); return TRUE; } } return FALSE; } void launch_browser(char *browser, char *url) { char *browser_cmd[3] = {browser, url, nullptr}; GError *error = nullptr; if (!browser) { g_printerr("browser not set, can't open url\n"); return; } GPid child_pid; if (!g_spawn_async(nullptr, browser_cmd, nullptr, G_SPAWN_SEARCH_PATH, nullptr, nullptr, &child_pid, &error)) { g_printerr("error launching '%s': %s\n", browser, error->message); g_error_free(error); } g_spawn_close_pid(child_pid); } static void set_size_hints(GtkWindow *window, VteTerminal *vte) { static const GdkWindowHints wh = (GdkWindowHints)(GDK_HINT_RESIZE_INC | GDK_HINT_MIN_SIZE | GDK_HINT_BASE_SIZE); const int char_width = (int)vte_terminal_get_char_width(vte); const int char_height = (int)vte_terminal_get_char_height(vte); int padding_left, padding_top, padding_right, padding_bottom; get_vte_padding(vte, &padding_left, &padding_top, &padding_right, &padding_bottom); GdkGeometry hints; hints.base_width = char_width + padding_left + padding_right; hints.base_height = char_height + padding_top + padding_bottom; hints.min_width = hints.base_width; hints.min_height = hints.base_height; hints.width_inc = char_width; hints.height_inc = char_height; gtk_window_set_geometry_hints(GTK_WINDOW(window), NULL, &hints, wh); } static void launch_in_directory(VteTerminal *vte) { const char *uri = vte_terminal_get_current_directory_uri(vte); if (!uri) { g_printerr("no directory uri set\n"); return; } auto dir = make_unique(g_filename_from_uri(uri, nullptr, nullptr), g_free); char term[] = "termite"; // maybe this should be argv[0] char *cmd[] = {term, nullptr}; g_spawn_async(dir.get(), cmd, nullptr, G_SPAWN_SEARCH_PATH, nullptr, nullptr, nullptr, nullptr); } static void find_urls(VteTerminal *vte, search_panel_info *panel_info) { GRegex *regex = g_regex_new(url_regex, G_REGEX_CASELESS, G_REGEX_MATCH_NOTEMPTY, nullptr); GArray *attributes = g_array_new(FALSE, FALSE, sizeof(VteCharAttributes)); auto content = make_unique(vte_terminal_get_text(vte, nullptr, nullptr, attributes), g_free); for (char *s_ptr = content.get(), *saveptr; ; s_ptr = nullptr) { const char *token = strtok_r(s_ptr, "\n", &saveptr); if (!token) { break; } GError *error = nullptr; GMatchInfo *info; g_regex_match_full(regex, token, -1, 0, (GRegexMatchFlags)0, &info, &error); while (g_match_info_matches(info)) { int pos; g_match_info_fetch_pos(info, 0, &pos, nullptr); const long first_row = g_array_index(attributes, VteCharAttributes, 0).row; const auto attr = g_array_index(attributes, VteCharAttributes, token + pos - content.get()); panel_info->url_list.emplace_back(g_match_info_fetch(info, 0), attr.column, attr.row - first_row); g_match_info_next(info, &error); } g_match_info_free(info); if (error) { g_printerr("error while matching: %s\n", error->message); g_error_free(error); } } g_regex_unref(regex); g_array_free(attributes, TRUE); } static void launch_url(char *browser, const char *text, search_panel_info *info) { char *end; errno = 0; unsigned long id = strtoul(text, &end, 10); if (!errno && id && id <= info->url_list.size() && !*end) { launch_browser(browser, info->url_list[id - 1].url.get()); } else { g_printerr("url hint invalid: %s\n", text); } } static void draw_rectangle(cairo_t *cr, double x, double y, double height, double width, double radius) { double a = x, b = x + height, c = y, d = y + width; cairo_arc(cr, a + radius, c + radius, radius, 2*(M_PI/2), 3*(M_PI/2)); cairo_arc(cr, b - radius, c + radius, radius, 3*(M_PI/2), 4*(M_PI/2)); cairo_arc(cr, b - radius, d - radius, radius, 0*(M_PI/2), 1*(M_PI/2)); cairo_arc(cr, a + radius, d - radius, radius, 1*(M_PI/2), 2*(M_PI/2)); cairo_close_path(cr); } static void draw_marker(cairo_t *cr, const PangoFontDescription *desc, const hint_info *hints, long x, long y, const char *msg, bool active) { cairo_text_extents_t ext; int width, height; cairo_text_extents(cr, msg, &ext); PangoLayout *layout = pango_cairo_create_layout(cr); pango_layout_set_font_description(layout, desc); pango_layout_set_text(layout, msg, -1); pango_layout_get_size(layout, &width, &height); draw_rectangle(cr, static_cast(x), static_cast(y), static_cast(width / PANGO_SCALE) + hints->padding * 2, static_cast(height / PANGO_SCALE) + hints->padding * 2, hints->roundness); cairo_set_source(cr, hints->border); cairo_set_line_width(cr, hints->border_width); cairo_stroke_preserve(cr); cairo_set_source(cr, active ? hints->ab : hints->bg); cairo_fill(cr); cairo_new_path(cr); cairo_move_to(cr, static_cast(x) + hints->padding, static_cast(y) + hints->padding); cairo_set_source(cr, active ? hints->af : hints->fg); pango_cairo_update_layout(cr, layout); pango_cairo_layout_path(cr, layout); cairo_fill(cr); g_object_unref(layout); } static gboolean draw_cb(const draw_cb_info *info, cairo_t *cr) { if (!info->panel->url_list.empty()) { char buffer[std::numeric_limits::digits10 + 1]; int padding_left, padding_top, padding_right, padding_bottom; const long cw = vte_terminal_get_char_width(info->vte); const long ch = vte_terminal_get_char_height(info->vte); const PangoFontDescription *desc = info->hints->font ? info->hints->font : vte_terminal_get_font(info->vte); size_t len = info->panel->fulltext == nullptr ? 0 : strlen(info->panel->fulltext); cairo_set_line_width(cr, 1); cairo_set_source_rgb(cr, 0, 0, 0); cairo_stroke(cr); get_vte_padding(info->vte, &padding_left, &padding_top, &padding_right, &padding_bottom); for (unsigned i = 0; i < info->panel->url_list.size(); i++) { const url_data &data = info->panel->url_list[i]; const long x = data.col * cw + padding_left; const long y = data.row * ch + padding_top; bool active = false; snprintf(buffer, sizeof(buffer), "%u", i + 1); if (len) active = strncmp(buffer, info->panel->fulltext, len) == 0; if (!info->filter_unmatched_urls || active || len == 0) draw_marker(cr, desc, info->hints, x, y, buffer, active); } } return FALSE; } static void update_selection(VteTerminal *vte, const select_info *select) { vte_terminal_unselect_all(vte); if (select->mode == vi_mode::command) { return; } const long n_columns = vte_terminal_get_column_count(vte); long cursor_col, cursor_row; vte_terminal_get_cursor_position(vte, &cursor_col, &cursor_row); vte_terminal_set_selection_block_mode(vte, select->mode == vi_mode::visual_block); if (select->mode == vi_mode::visual) { const long begin = select->begin_row * n_columns + select->begin_col; const long end = cursor_row * n_columns + cursor_col; if (begin < end) { vte_terminal_select_text(vte, select->begin_col, select->begin_row, cursor_col, cursor_row); } else { vte_terminal_select_text(vte, cursor_col, cursor_row, select->begin_col, select->begin_row); } } else if (select->mode == vi_mode::visual_line) { vte_terminal_select_text(vte, 0, std::min(select->begin_row, cursor_row), n_columns - 1, std::max(select->begin_row, cursor_row)); } else if (select->mode == vi_mode::visual_block) { vte_terminal_select_text(vte, std::min(select->begin_col, cursor_col), std::min(select->begin_row, cursor_row), std::max(select->begin_col, cursor_col), std::max(select->begin_row, cursor_row)); } vte_terminal_copy_primary(vte); } static void enter_command_mode(VteTerminal *vte, select_info *select) { vte_terminal_disconnect_pty_read(vte); select->mode = vi_mode::command; vte_terminal_get_cursor_position(vte, &select->origin_col, &select->origin_row); update_selection(vte, select); } static void exit_command_mode(VteTerminal *vte, select_info *select) { vte_terminal_set_cursor_position(vte, select->origin_col, select->origin_row); vte_terminal_connect_pty_read(vte); vte_terminal_unselect_all(vte); select->mode = vi_mode::insert; } static void toggle_visual(VteTerminal *vte, select_info *select, vi_mode mode) { if (select->mode == mode) { select->mode = vi_mode::command; } else { if (select->mode == vi_mode::command) { vte_terminal_get_cursor_position(vte, &select->begin_col, &select->begin_row); } select->mode = mode; } update_selection(vte, select); } static long first_row(VteTerminal *vte) { GtkAdjustment *adjust = gtk_scrollable_get_vadjustment(GTK_SCROLLABLE(vte)); return (long)gtk_adjustment_get_lower(adjust); } static long last_row(VteTerminal *vte) { GtkAdjustment *adjust = gtk_scrollable_get_vadjustment(GTK_SCROLLABLE(vte)); return (long)gtk_adjustment_get_upper(adjust) - 1; } static long top_row(VteTerminal *vte) { GtkAdjustment *adjust = gtk_scrollable_get_vadjustment(GTK_SCROLLABLE(vte)); return (long)gtk_adjustment_get_value(adjust); } static long middle_row(VteTerminal *vte) { GtkAdjustment *adjust = gtk_scrollable_get_vadjustment(GTK_SCROLLABLE(vte)); return (long)gtk_adjustment_get_value(adjust) + (long)vte_terminal_get_row_count(vte) / 2; } static long bottom_row(VteTerminal *vte) { GtkAdjustment *adjust = gtk_scrollable_get_vadjustment(GTK_SCROLLABLE(vte)); return (long)gtk_adjustment_get_value(adjust) + (long)vte_terminal_get_row_count(vte) - 1; } static void update_scroll(VteTerminal *vte) { GtkAdjustment *adjust = gtk_scrollable_get_vadjustment(GTK_SCROLLABLE(vte)); const double scroll_row = gtk_adjustment_get_value(adjust); const long n_rows = vte_terminal_get_row_count(vte); long cursor_row; vte_terminal_get_cursor_position(vte, nullptr, &cursor_row); if ( (double)cursor_row < scroll_row) { gtk_adjustment_set_value(adjust, (double)cursor_row); } else if (cursor_row - n_rows >= (long)scroll_row) { gtk_adjustment_set_value(adjust, (double)(cursor_row - n_rows + 1)); } } static void move(VteTerminal *vte, select_info *select, long col, long row) { const long end_col = vte_terminal_get_column_count(vte) - 1; long cursor_col, cursor_row; vte_terminal_get_cursor_position(vte, &cursor_col, &cursor_row); VteCursorBlinkMode mode = vte_terminal_get_cursor_blink_mode(vte); vte_terminal_set_cursor_blink_mode(vte, VTE_CURSOR_BLINK_OFF); vte_terminal_set_cursor_position(vte, clamp(cursor_col + col, 0l, end_col), clamp(cursor_row + row, first_row(vte), last_row(vte))); update_scroll(vte); update_selection(vte, select); vte_terminal_set_cursor_blink_mode(vte, mode); } static void move_to_row_start(VteTerminal *vte, select_info *select, long row) { vte_terminal_set_cursor_position(vte, 0, row); update_scroll(vte); update_selection(vte, select); } static void open_selection(char *browser, VteTerminal *vte) { if (!vte_terminal_get_has_selection(vte)) { g_printerr("no selection to open\n"); return; } if (browser) { auto selection = make_unique(vte_terminal_get_selection(vte), g_free); if (selection && *selection) { launch_browser(browser, selection.get()); } } else { g_printerr("no browser to open url\n"); } } static std::unique_ptr get_text_range(VteTerminal *vte, long start_row, long start_col, long end_row, long end_col) { return {vte_terminal_get_text_range(vte, start_row, start_col, end_row, end_col, nullptr, nullptr, nullptr), g_free}; } static bool is_word_char(gunichar c) { static const char *word_char_ascii_punct = "-,./?%&#_=+@~"; return g_unichar_isgraph(c) && (g_unichar_isalnum(c) || (g_unichar_ispunct(c) && (c >= 0x80 || strchr(word_char_ascii_punct, (int)c) != NULL))); } template static void move_backward(VteTerminal *vte, select_info *select, F is_word) { long cursor_col, cursor_row; vte_terminal_get_cursor_position(vte, &cursor_col, &cursor_row); auto content = get_text_range(vte, cursor_row, 0, cursor_row, cursor_col); if (!content) { return; } long length; gunichar *codepoints = g_utf8_to_ucs4(content.get(), -1, nullptr, &length, nullptr); if (!codepoints) { return; } bool in_word = false; for (long i = length - 2; i > 0; i--) { cursor_col--; if (!is_word(codepoints[i - 1])) { if (in_word) { break; } } else { in_word = true; } } vte_terminal_set_cursor_position(vte, cursor_col, cursor_row); update_selection(vte, select); g_free(codepoints); } static void move_backward_word(VteTerminal *vte, select_info *select) { move_backward(vte, select, is_word_char); } static void move_backward_blank_word(VteTerminal *vte, select_info *select) { move_backward(vte, select, std::not1(std::ref(g_unichar_isspace))); } template void move_first(VteTerminal *vte, select_info *select, F is_match) { long cursor_col, cursor_row; vte_terminal_get_cursor_position(vte, &cursor_col, &cursor_row); const long end_col = vte_terminal_get_column_count(vte) - 1; auto content = get_text_range(vte, cursor_row, cursor_col, cursor_row, end_col); if (!content) { return; } long length; gunichar *codepoints = g_utf8_to_ucs4(content.get(), -1, nullptr, &length, nullptr); if (!codepoints) { return; } auto iter = std::find_if(codepoints, codepoints + length, is_match); if (iter != codepoints + length) { vte_terminal_set_cursor_position(vte, iter - codepoints, cursor_row); update_selection(vte, select); } g_free(codepoints); } static void set_cursor_column(VteTerminal *vte, const select_info *select, long column) { long cursor_row; vte_terminal_get_cursor_position(vte, nullptr, &cursor_row); vte_terminal_set_cursor_position(vte, column, cursor_row); update_selection(vte, select); } static void move_to_eol(VteTerminal *vte, select_info *select) { long cursor_row; vte_terminal_get_cursor_position(vte, nullptr, &cursor_row); const long end_col = vte_terminal_get_column_count(vte) - 1; auto content = get_text_range(vte, cursor_row, 0, cursor_row, end_col); if (!content) { return; } long length; gunichar *codepoints = g_utf8_to_ucs4(content.get(), -1, nullptr, &length, nullptr); if (!codepoints) { return; } auto iter = std::find(codepoints, codepoints + length, '\n'); set_cursor_column(vte, select, std::max(iter - codepoints - 1l, 0l)); g_free(codepoints); } template static void move_forward(VteTerminal *vte, select_info *select, F is_word, bool goto_word_end) { long cursor_col, cursor_row; vte_terminal_get_cursor_position(vte, &cursor_col, &cursor_row); const long end_col = vte_terminal_get_column_count(vte) - 1; auto content = get_text_range(vte, cursor_row, cursor_col, cursor_row, end_col); if (!content) { return; } long length; gunichar *codepoints = g_utf8_to_ucs4(content.get(), -1, nullptr, &length, nullptr); if (!codepoints) { return; } // prevent going past the end (get_text_range adds a \n) if (codepoints[length - 1] == '\n') { length--; } bool end_of_word = false; if (!goto_word_end) { for (long i = 1; i < length; i++) { if (is_word(codepoints[i - 1])) { if (end_of_word) { break; } } else { end_of_word = true; } cursor_col++; } } else { for (long i = 2; i <= length; i++) { cursor_col++; if (is_word(codepoints[i - 1]) && !is_word(codepoints[i])) { break; } } } vte_terminal_set_cursor_position(vte, cursor_col, cursor_row); update_selection(vte, select); g_free(codepoints); } static void move_forward_end_word(VteTerminal *vte, select_info *select) { move_forward(vte, select, is_word_char, true); } static void move_forward_end_blank_word(VteTerminal *vte, select_info *select) { move_forward(vte, select, std::not1(std::ref(g_unichar_isspace)), true); } static void move_forward_word(VteTerminal *vte, select_info *select) { move_forward(vte, select, is_word_char, false); } static void move_forward_blank_word(VteTerminal *vte, select_info *select) { move_forward(vte, select, std::not1(std::ref(g_unichar_isspace)), false); } /* {{{ CALLBACKS */ void window_title_cb(VteTerminal *vte, gboolean *dynamic_title) { const char *const title = *dynamic_title ? vte_terminal_get_window_title(vte) : nullptr; gtk_window_set_title(GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(vte))), title ? title : "termite"); } static void reset_font_scale(VteTerminal *vte, gdouble scale) { vte_terminal_set_font_scale(vte, scale); } static void increase_font_scale(VteTerminal *vte) { gdouble scale = vte_terminal_get_font_scale(vte); for (auto it = zoom_factors.begin(); it != zoom_factors.end(); ++it) { if ((*it - scale) > 1e-6) { vte_terminal_set_font_scale(vte, *it); return; } } } static void decrease_font_scale(VteTerminal *vte) { gdouble scale = vte_terminal_get_font_scale(vte); for (auto it = zoom_factors.rbegin(); it != zoom_factors.rend(); ++it) { if ((scale - *it) > 1e-6) { vte_terminal_set_font_scale(vte, *it); return; } } } gboolean window_state_cb(GtkWindow *, GdkEventWindowState *event, keybind_info *info) { if (event->new_window_state & GDK_WINDOW_STATE_FULLSCREEN) info->fullscreen_toggle = gtk_window_unfullscreen; else info->fullscreen_toggle = gtk_window_fullscreen; return FALSE; } gboolean key_press_cb(VteTerminal *vte, GdkEventKey *event, keybind_info *info) { const guint modifiers = event->state & gtk_accelerator_get_default_mod_mask(); if (info->config.fullscreen && event->keyval == GDK_KEY_F11) { info->fullscreen_toggle(info->window); return TRUE; } if (info->select.mode != vi_mode::insert) { if (modifiers == GDK_CONTROL_MASK) { switch (gdk_keyval_to_lower(event->keyval)) { case GDK_KEY_bracketleft: exit_command_mode(vte, &info->select); gtk_widget_hide(info->panel.da); gtk_widget_hide(info->panel.entry); info->panel.url_list.clear(); break; case GDK_KEY_v: toggle_visual(vte, &info->select, vi_mode::visual_block); break; case GDK_KEY_Left: move_backward_blank_word(vte, &info->select); break; case GDK_KEY_Right: move_forward_blank_word(vte, &info->select); break; case GDK_KEY_u: move(vte, &info->select, 0, -(vte_terminal_get_row_count(vte) / 2)); break; case GDK_KEY_d: move(vte, &info->select, 0, vte_terminal_get_row_count(vte) / 2); break; case GDK_KEY_b: move(vte, &info->select, 0, -(vte_terminal_get_row_count(vte) - 1)); break; case GDK_KEY_f: move(vte, &info->select, 0, vte_terminal_get_row_count(vte) - 1); break; } return TRUE; } if (modifiers == GDK_SHIFT_MASK) { switch (event->keyval) { case GDK_KEY_Left: move_backward_word(vte, &info->select); return TRUE; case GDK_KEY_Right: move_forward_word(vte, &info->select); return TRUE; } } switch (event->keyval) { case GDK_KEY_Escape: case GDK_KEY_q: exit_command_mode(vte, &info->select); gtk_widget_hide(info->panel.da); gtk_widget_hide(info->panel.entry); info->panel.url_list.clear(); break; case GDK_KEY_Left: case GDK_KEY_h: move(vte, &info->select, -1, 0); break; case GDK_KEY_Down: case GDK_KEY_j: move(vte, &info->select, 0, 1); break; case GDK_KEY_Up: case GDK_KEY_k: move(vte, &info->select, 0, -1); break; case GDK_KEY_Right: case GDK_KEY_l: move(vte, &info->select, 1, 0); break; case GDK_KEY_b: move_backward_word(vte, &info->select); break; case GDK_KEY_B: move_backward_blank_word(vte, &info->select); break; case GDK_KEY_w: move_forward_word(vte, &info->select); break; case GDK_KEY_W: move_forward_blank_word(vte, &info->select); break; case GDK_KEY_e: move_forward_end_word(vte, &info->select); break; case GDK_KEY_E: move_forward_end_blank_word(vte, &info->select); break; case GDK_KEY_0: case GDK_KEY_Home: set_cursor_column(vte, &info->select, 0); break; case GDK_KEY_asciicircum: set_cursor_column(vte, &info->select, 0); move_first(vte, &info->select, std::not1(std::ref(g_unichar_isspace))); break; case GDK_KEY_dollar: case GDK_KEY_End: move_to_eol(vte, &info->select); break; case GDK_KEY_g: move_to_row_start(vte, &info->select, first_row(vte)); break; case GDK_KEY_G: move_to_row_start(vte, &info->select, last_row(vte)); break; case GDK_KEY_H: move_to_row_start(vte, &info->select, top_row(vte)); break; case GDK_KEY_M: move_to_row_start(vte, &info->select, middle_row(vte)); break; case GDK_KEY_L: move_to_row_start(vte, &info->select, bottom_row(vte)); break; case GDK_KEY_v: toggle_visual(vte, &info->select, vi_mode::visual); break; case GDK_KEY_V: toggle_visual(vte, &info->select, vi_mode::visual_line); break; case GDK_KEY_y: #if VTE_CHECK_VERSION(0, 50, 0) vte_terminal_copy_clipboard_format(vte, VTE_FORMAT_TEXT); #else vte_terminal_copy_clipboard(vte); #endif break; case GDK_KEY_slash: overlay_show(&info->panel, overlay_mode::search, vte); break; case GDK_KEY_question: overlay_show(&info->panel, overlay_mode::rsearch, vte); break; case GDK_KEY_n: vte_terminal_search_find_next(vte); vte_terminal_copy_primary(vte); break; case GDK_KEY_N: vte_terminal_search_find_previous(vte); vte_terminal_copy_primary(vte); break; case GDK_KEY_u: search(vte, url_regex, false); break; case GDK_KEY_U: search(vte, url_regex, true); break; case GDK_KEY_o: open_selection(info->config.browser, vte); break; case GDK_KEY_Return: open_selection(info->config.browser, vte); exit_command_mode(vte, &info->select); break; case GDK_KEY_x: if (!info->config.browser) break; find_urls(vte, &info->panel); gtk_widget_show(info->panel.da); overlay_show(&info->panel, overlay_mode::urlselect, nullptr); break; } return TRUE; } if (modifiers == (GDK_CONTROL_MASK|GDK_SHIFT_MASK)) { switch (gdk_keyval_to_lower(event->keyval)) { case GDK_KEY_plus: increase_font_scale(vte); return TRUE; case GDK_KEY_equal: reset_font_scale(vte, info->config.font_scale); return TRUE; case GDK_KEY_t: launch_in_directory(vte); return TRUE; case GDK_KEY_space: case GDK_KEY_nobreakspace: // shift-space on some keyboard layouts enter_command_mode(vte, &info->select); return TRUE; case GDK_KEY_x: enter_command_mode(vte, &info->select); find_urls(vte, &info->panel); gtk_widget_show(info->panel.da); overlay_show(&info->panel, overlay_mode::urlselect, nullptr); exit_command_mode(vte, &info->select); return TRUE; case GDK_KEY_c: #if VTE_CHECK_VERSION(0, 50, 0) vte_terminal_copy_clipboard_format(vte, VTE_FORMAT_TEXT); #else vte_terminal_copy_clipboard(vte); #endif return TRUE; case GDK_KEY_v: vte_terminal_paste_clipboard(vte); return TRUE; case GDK_KEY_r: reload_config(); return TRUE; case GDK_KEY_l: vte_terminal_reset(vte, TRUE, TRUE); return TRUE; default: if (modify_key_feed(event, info, modify_table)) return TRUE; } } else if ((modifiers == (GDK_CONTROL_MASK|GDK_MOD1_MASK)) || (modifiers == (GDK_CONTROL_MASK|GDK_MOD1_MASK|GDK_SHIFT_MASK))) { if (modify_key_feed(event, info, modify_meta_table)) return TRUE; } else if (modifiers == GDK_CONTROL_MASK) { switch (gdk_keyval_to_lower(event->keyval)) { case GDK_KEY_Tab: overlay_show(&info->panel, overlay_mode::completion, vte); return TRUE; case GDK_KEY_plus: increase_font_scale(vte); return TRUE; case GDK_KEY_minus: decrease_font_scale(vte); return TRUE; case GDK_KEY_equal: reset_font_scale(vte, info->config.font_scale); return TRUE; default: if (modify_key_feed(event, info, modify_table)) return TRUE; } } return FALSE; } static void synthesize_keypress(GtkWidget *widget, unsigned keyval) { GdkEvent new_event; new_event.key.type = GDK_KEY_PRESS; new_event.key.window = gtk_widget_get_parent_window(widget); new_event.key.send_event = TRUE; new_event.key.time = GDK_CURRENT_TIME; new_event.key.keyval = keyval; new_event.key.state = GDK_KEY_PRESS_MASK; new_event.key.length = 0; new_event.key.string = nullptr; new_event.key.hardware_keycode = 0; new_event.key.group = 0; gdk_event_put(&new_event); } gboolean entry_key_press_cb(GtkEntry *entry, GdkEventKey *event, keybind_info *info) { const guint modifiers = event->state & gtk_accelerator_get_default_mod_mask(); gboolean ret = FALSE; if (modifiers == GDK_CONTROL_MASK) { switch (event->keyval) { case GDK_KEY_bracketleft: ret = TRUE; break; } } switch (event->keyval) { case GDK_KEY_BackSpace: if (info->panel.mode == overlay_mode::urlselect && info->panel.fulltext) { size_t slen = strlen(info->panel.fulltext); if (info->panel.fulltext != nullptr && slen > 0) info->panel.fulltext[slen-1] = '\0'; gtk_widget_queue_draw(info->panel.da); } break; case GDK_KEY_0: case GDK_KEY_1: case GDK_KEY_2: case GDK_KEY_3: case GDK_KEY_4: case GDK_KEY_5: case GDK_KEY_6: case GDK_KEY_7: case GDK_KEY_8: case GDK_KEY_9: if (info->panel.mode == overlay_mode::urlselect) { const char *const text = gtk_entry_get_text(entry); size_t len = strlen(text); free(info->panel.fulltext); info->panel.fulltext = g_strndup(text, len + 1); info->panel.fulltext[len] = (char)event->keyval; size_t urld = static_cast(info->panel.url_list.size()); size_t textd = strtoul(info->panel.fulltext, nullptr, 10); size_t url_dig = static_cast( log10(static_cast(info->panel.url_list.size())) + 1); size_t text_dig = static_cast( log10(static_cast(textd)) + 1); if (url_dig == text_dig || textd > static_cast(static_cast(urld)/10)) { launch_url(info->config.browser, info->panel.fulltext, &info->panel); ret = TRUE; } else { gtk_widget_queue_draw(info->panel.da); } } break; case GDK_KEY_Tab: synthesize_keypress(GTK_WIDGET(entry), GDK_KEY_Down); return TRUE; case GDK_KEY_ISO_Left_Tab: synthesize_keypress(GTK_WIDGET(entry), GDK_KEY_Up); return TRUE; case GDK_KEY_Down: // this stops the down key from leaving the GtkEntry... event->hardware_keycode = 0; break; case GDK_KEY_Escape: ret = TRUE; break; case GDK_KEY_Return: { const char *const text = gtk_entry_get_text(entry); switch (info->panel.mode) { case overlay_mode::search: search(info->vte, text, false); break; case overlay_mode::rsearch: search(info->vte, text, true); break; case overlay_mode::completion: vte_terminal_feed_child(info->vte, text, -1); break; case overlay_mode::urlselect: launch_url(info->config.browser, text, &info->panel); break; case overlay_mode::hidden: break; } ret = TRUE; } } if (ret) { if (info->panel.mode == overlay_mode::urlselect) { gtk_widget_hide(info->panel.da); info->panel.url_list.clear(); free(info->panel.fulltext); info->panel.fulltext = nullptr; } info->panel.mode = overlay_mode::hidden; gtk_widget_hide(info->panel.entry); gtk_widget_grab_focus(GTK_WIDGET(info->vte)); } return ret; } gboolean position_overlay_cb(GtkBin *overlay, GtkWidget *widget, GdkRectangle *alloc) { GtkWidget *vte = gtk_bin_get_child(overlay); const int width = gtk_widget_get_allocated_width(vte); const int height = gtk_widget_get_allocated_height(vte); GtkRequisition req; gtk_widget_get_preferred_size(widget, nullptr, &req); alloc->x = width - req.width - 40; alloc->y = 0; alloc->width = std::min(width, req.width); alloc->height = std::min(height, req.height); return TRUE; } gboolean button_press_cb(VteTerminal *vte, GdkEventButton *event, const config_info *info) { if (info->clickable_url && event->type == GDK_BUTTON_PRESS) { #if VTE_CHECK_VERSION (0, 49, 1) auto match = make_unique(vte_terminal_hyperlink_check_event(vte, (GdkEvent*)event), g_free); if (!match) { match = make_unique(check_match(vte, event), g_free); } #else auto match = make_unique(check_match(vte, event), g_free); #endif if (!match) return FALSE; if (event->button == 1) { launch_browser(info->browser, match.get()); } else if (event->button == 3) { GtkClipboard *clipboard = gtk_clipboard_get(GDK_SELECTION_CLIPBOARD); gtk_clipboard_set_text(clipboard, match.get(), -1); } return TRUE; } return FALSE; } static void bell_cb(GtkWidget *vte, gboolean *urgent_on_bell) { if (*urgent_on_bell) { gtk_window_set_urgency_hint(GTK_WINDOW(gtk_widget_get_toplevel(vte)), TRUE); } } gboolean focus_cb(GtkWindow *window) { gtk_window_set_urgency_hint(window, FALSE); return FALSE; } /* }}} */ GtkTreeModel *create_completion_model(VteTerminal *vte) { GtkListStore *store = gtk_list_store_new(1, G_TYPE_STRING); long end_row, end_col; vte_terminal_get_cursor_position(vte, &end_col, &end_row); auto content = get_text_range(vte, 0, 0, end_row, end_col); if (!content) { g_printerr("no content returned for completion\n"); return GTK_TREE_MODEL(store); } auto less = [](const char *a, const char *b) { return strcmp(a, b) < 0; }; std::set tokens(less); for (char *s_ptr = content.get(), *saveptr; ; s_ptr = nullptr) { const char *token = strtok_r(s_ptr, " \n\t", &saveptr); if (!token) { break; } tokens.insert(token); } for (const char *token : tokens) { GtkTreeIter iter; gtk_list_store_append(store, &iter); gtk_list_store_set(store, &iter, 0, token, -1); } return GTK_TREE_MODEL(store); } void search(VteTerminal *vte, const char *pattern, bool reverse) { auto terminal_search = reverse ? vte_terminal_search_find_previous : vte_terminal_search_find_next; VteRegex *regex = vte_terminal_search_get_regex(vte); if (regex) vte_regex_unref(regex); vte_terminal_search_set_regex(vte, vte_regex_new_for_search(pattern, (gssize) strlen(pattern), PCRE2_MULTILINE | PCRE2_CASELESS, nullptr), 0); if (!terminal_search(vte)) { vte_terminal_unselect_all(vte); terminal_search(vte); } vte_terminal_copy_primary(vte); } void overlay_show(search_panel_info *info, overlay_mode mode, VteTerminal *vte) { if (vte) { GtkEntryCompletion *completion = gtk_entry_completion_new(); gtk_entry_set_completion(GTK_ENTRY(info->entry), completion); g_object_unref(completion); GtkTreeModel *completion_model = create_completion_model(vte); gtk_entry_completion_set_model(completion, completion_model); g_object_unref(completion_model); gtk_entry_completion_set_inline_selection(completion, TRUE); gtk_entry_completion_set_text_column(completion, 0); } gtk_entry_set_text(GTK_ENTRY(info->entry), ""); info->mode = mode; gtk_widget_show(info->entry); gtk_widget_grab_focus(info->entry); } void get_vte_padding(VteTerminal *vte, int *left, int *top, int *right, int *bottom) { GtkBorder border; gtk_style_context_get_padding(gtk_widget_get_style_context(GTK_WIDGET(vte)), gtk_widget_get_state_flags(GTK_WIDGET(vte)), &border); *left = border.left; *right = border.right; *top = border.top; *bottom = border.bottom; } char *check_match(VteTerminal *vte, GdkEventButton *event) { int tag; return vte_terminal_match_check_event(vte, (GdkEvent*) event, &tag); } /* {{{ CONFIG LOADING */ template maybe get_config(T (*get)(GKeyFile *, const char *, const char *, GError **), GKeyFile *config, const char *group, const char *key) { GError *error = nullptr; maybe value = get(config, group, key, &error); if (error) { g_error_free(error); return {}; } return value; } auto get_config_integer(std::bind(get_config, g_key_file_get_integer, _1, _2, _3)); auto get_config_string(std::bind(get_config, g_key_file_get_string, _1, _2, _3)); auto get_config_double(std::bind(get_config, g_key_file_get_double, _1, _2, _3)); static maybe get_config_color(GKeyFile *config, const char *section, const char *key) { if (auto s = get_config_string(config, section, key)) { GdkRGBA color; if (gdk_rgba_parse(&color, *s)) { g_free(*s); return color; } g_printerr("invalid color string: %s\n", *s); g_free(*s); } return {}; } static maybe get_config_cairo_color(GKeyFile *config, const char *group, const char *key) { if (auto color = get_config_color(config, group, key)) { return cairo_pattern_create_rgba(color->red, color->green, color->blue, color->alpha); } return {}; } static void load_theme(GtkWindow *window, VteTerminal *vte, GKeyFile *config, hint_info &hints) { std::array palette; char color_key[] = "color000"; for (unsigned i = 0; i < palette.size(); i++) { snprintf(color_key, sizeof(color_key), "color%u", i); if (auto color = get_config_color(config, "colors", color_key)) { palette[i] = *color; } else if (i < 16) { palette[i].blue = (((i & 4) ? 0xc000 : 0) + (i > 7 ? 0x3fff: 0)) / 65535.0; palette[i].green = (((i & 2) ? 0xc000 : 0) + (i > 7 ? 0x3fff : 0)) / 65535.0; palette[i].red = (((i & 1) ? 0xc000 : 0) + (i > 7 ? 0x3fff : 0)) / 65535.0; palette[i].alpha = 0; } else if (i < 232) { const unsigned j = i - 16; const unsigned r = j / 36, g = (j / 6) % 6, b = j % 6; const unsigned red = (r == 0) ? 0 : r * 40 + 55; const unsigned green = (g == 0) ? 0 : g * 40 + 55; const unsigned blue = (b == 0) ? 0 : b * 40 + 55; palette[i].red = (red | red << 8) / 65535.0; palette[i].green = (green | green << 8) / 65535.0; palette[i].blue = (blue | blue << 8) / 65535.0; palette[i].alpha = 0; } else if (i < 256) { const unsigned shade = 8 + (i - 232) * 10; palette[i].red = palette[i].green = palette[i].blue = (shade | shade << 8) / 65535.0; palette[i].alpha = 0; } } vte_terminal_set_colors(vte, nullptr, nullptr, palette.data(), palette.size()); if (auto color = get_config_color(config, "colors", "foreground")) { vte_terminal_set_color_foreground(vte, &*color); vte_terminal_set_color_bold(vte, &*color); } if (auto color = get_config_color(config, "colors", "foreground_bold")) { vte_terminal_set_color_bold(vte, &*color); } if (auto color = get_config_color(config, "colors", "background")) { vte_terminal_set_color_background(vte, &*color); override_background_color(GTK_WIDGET(window), &*color); } if (auto color = get_config_color(config, "colors", "cursor")) { vte_terminal_set_color_cursor(vte, &*color); } if (auto color = get_config_color(config, "colors", "cursor_foreground")) { vte_terminal_set_color_cursor_foreground(vte, &*color); } if (auto color = get_config_color(config, "colors", "highlight")) { vte_terminal_set_color_highlight(vte, &*color); } if (auto s = get_config_string(config, "hints", "font")) { hints.font = pango_font_description_from_string(*s); g_free(*s); } hints.fg = get_config_cairo_color(config, "hints", "foreground").get_value_or(cairo_pattern_create_rgb(1, 1, 1)); hints.bg = get_config_cairo_color(config, "hints", "background").get_value_or(cairo_pattern_create_rgb(0, 0, 0)); hints.af = get_config_cairo_color(config, "hints", "active_foreground").get_value_or(cairo_pattern_create_rgb(0.9, 0.5, 0.5)); hints.ab = get_config_cairo_color(config, "hints", "active_background").get_value_or(cairo_pattern_create_rgb(0, 0, 0)); hints.border = get_config_cairo_color(config, "hints", "border").get_value_or(hints.fg); hints.padding = get_config_double(config, "hints", "padding", 5).get_value_or(2.0); hints.border_width = get_config_double(config, "hints", "border_width").get_value_or(1.0); hints.roundness = get_config_double(config, "hints", "roundness").get_value_or(1.5); } static void load_config(GtkWindow *window, VteTerminal *vte, GtkWidget *scrollbar, GtkWidget *hbox, config_info *info, char **geometry, char **icon, bool *show_scrollbar) { const std::string default_path = "/termite/config"; GKeyFile *config = g_key_file_new(); GError *error = nullptr; gboolean loaded = FALSE; if (info->config_file) { loaded = g_key_file_load_from_file(config, info->config_file, G_KEY_FILE_NONE, &error); if (!loaded) g_printerr("%s parsing failed: %s\n", info->config_file, error->message); } if (!loaded) { loaded = g_key_file_load_from_file(config, (g_get_user_config_dir() + default_path).c_str(), G_KEY_FILE_NONE, &error); if (!loaded) g_printerr("%s parsing failed: %s\n", (g_get_user_config_dir() + default_path).c_str(), error->message); } for (const char *const *dir = g_get_system_config_dirs(); !loaded && *dir; dir++) { loaded = g_key_file_load_from_file(config, (*dir + default_path).c_str(), G_KEY_FILE_NONE, &error); if (!loaded) g_printerr("%s parsing failed: %s\n", (*dir + default_path).c_str(), error->message); } if (loaded) { set_config(window, vte, scrollbar, hbox, info, geometry, icon, show_scrollbar, config); } g_key_file_free(config); } static void set_config(GtkWindow *window, VteTerminal *vte, GtkWidget *scrollbar, GtkWidget *hbox, config_info *info, char **geometry, char **icon, bool *show_scrollbar_ptr, GKeyFile *config) { if (geometry) { if (auto s = get_config_string(config, "options", "geometry")) { *geometry = *s; } } auto cfg_bool = [config](const char *key, gboolean value) { return get_config(g_key_file_get_boolean, config, "options", key).get_value_or(value); }; vte_terminal_set_scroll_on_output(vte, cfg_bool("scroll_on_output", FALSE)); vte_terminal_set_scroll_on_keystroke(vte, cfg_bool("scroll_on_keystroke", TRUE)); vte_terminal_set_audible_bell(vte, cfg_bool("audible_bell", FALSE)); vte_terminal_set_mouse_autohide(vte, cfg_bool("mouse_autohide", FALSE)); vte_terminal_set_allow_bold(vte, cfg_bool("allow_bold", TRUE)); vte_terminal_search_set_wrap_around(vte, cfg_bool("search_wrap", TRUE)); #if VTE_CHECK_VERSION (0, 49, 1) vte_terminal_set_allow_hyperlink(vte, cfg_bool("hyperlinks", FALSE)); #endif info->dynamic_title = cfg_bool("dynamic_title", TRUE); info->urgent_on_bell = cfg_bool("urgent_on_bell", TRUE); info->clickable_url = cfg_bool("clickable_url", TRUE); info->size_hints = cfg_bool("size_hints", FALSE); info->filter_unmatched_urls = cfg_bool("filter_unmatched_urls", TRUE); info->modify_other_keys = cfg_bool("modify_other_keys", FALSE); info->fullscreen = cfg_bool("fullscreen", TRUE); info->font_scale = vte_terminal_get_font_scale(vte); g_free(info->browser); info->browser = nullptr; if (auto s = get_config_string(config, "options", "browser")) { info->browser = *s; } else { info->browser = g_strdup(g_getenv("BROWSER")); } if (!info->browser) { info->browser = g_strdup("xdg-open"); } if (info->clickable_url) { info->tag = vte_terminal_match_add_regex(vte, vte_regex_new_for_match(url_regex, (gssize) strlen(url_regex), PCRE2_MULTILINE | PCRE2_NOTEMPTY, nullptr), 0); vte_terminal_match_set_cursor_type(vte, info->tag, GDK_HAND2); } else if (info->tag != -1) { vte_terminal_match_remove(vte, info->tag); info->tag = -1; } if (auto s = get_config_string(config, "options", "font")) { PangoFontDescription *font = pango_font_description_from_string(*s); vte_terminal_set_font(vte, font); pango_font_description_free(font); g_free(*s); } if (auto i = get_config_integer(config, "options", "scrollback_lines")) { vte_terminal_set_scrollback_lines(vte, *i); } if (auto s = get_config_string(config, "options", "cursor_blink")) { if (!g_ascii_strcasecmp(*s, "system")) { vte_terminal_set_cursor_blink_mode(vte, VTE_CURSOR_BLINK_SYSTEM); } else if (!g_ascii_strcasecmp(*s, "on")) { vte_terminal_set_cursor_blink_mode(vte, VTE_CURSOR_BLINK_ON); } else if (!g_ascii_strcasecmp(*s, "off")) { vte_terminal_set_cursor_blink_mode(vte, VTE_CURSOR_BLINK_OFF); } g_free(*s); } if (auto s = get_config_string(config, "options", "cursor_shape")) { if (!g_ascii_strcasecmp(*s, "block")) { vte_terminal_set_cursor_shape(vte, VTE_CURSOR_SHAPE_BLOCK); } else if (!g_ascii_strcasecmp(*s, "ibeam")) { vte_terminal_set_cursor_shape(vte, VTE_CURSOR_SHAPE_IBEAM); } else if (!g_ascii_strcasecmp(*s, "underline")) { vte_terminal_set_cursor_shape(vte, VTE_CURSOR_SHAPE_UNDERLINE); } g_free(*s); } if (icon) { if (auto s = get_config_string(config, "options", "icon_name")) { *icon = *s; } } if (info->size_hints) { set_size_hints(GTK_WINDOW(window), vte); } bool show_scrollbar = false; if (auto s = get_config_string(config, "options", "scrollbar")) { // "off" is implicitly handled by default if (!g_ascii_strcasecmp(*s, "left")) { show_scrollbar = true; gtk_box_reorder_child(GTK_BOX(hbox), scrollbar, 0); } else if (!g_ascii_strcasecmp(*s, "right")) { show_scrollbar = true; gtk_box_reorder_child(GTK_BOX(hbox), scrollbar, -1); } g_free(*s); } if (show_scrollbar) { gtk_widget_show(scrollbar); } else { gtk_widget_hide(scrollbar); } if (show_scrollbar_ptr != nullptr) { *show_scrollbar_ptr = show_scrollbar; } load_theme(window, vte, config, info->hints); }/*}}}*/ static void exit_with_status(VteTerminal *, int status) { gtk_main_quit(); exit(WIFEXITED(status) ? WEXITSTATUS(status) : EXIT_FAILURE); } static void exit_with_success(VteTerminal *) { gtk_main_quit(); exit(EXIT_SUCCESS); } static char *get_user_shell_with_fallback() { if (const char *env = g_getenv("SHELL") ) { if (!((env != NULL) && (env[0] == '\0'))) return g_strdup(env); } if (char *command = vte_get_user_shell()) { if (!((command != NULL) && (command[0] == '\0'))) return command; } return g_strdup("/bin/sh"); } static void on_alpha_screen_changed(GtkWindow *window, GdkScreen *, void *) { GdkScreen *screen = gtk_widget_get_screen(GTK_WIDGET(window)); GdkVisual *visual = gdk_screen_get_rgba_visual(screen); if (!visual) visual = gdk_screen_get_system_visual(screen); gtk_widget_set_visual(GTK_WIDGET(window), visual); } int main(int argc, char **argv) { GError *error = nullptr; const char *const term = "xterm-termite"; char *directory = nullptr; gboolean version = FALSE, hold = FALSE; GOptionContext *context = g_option_context_new(nullptr); char *role = nullptr, *geometry = nullptr, *execute = nullptr, *config_file = nullptr; char *title = nullptr, *icon = nullptr; bool show_scrollbar = false; const GOptionEntry entries[] = { {"version", 'v', 0, G_OPTION_ARG_NONE, &version, "Version info", nullptr}, {"exec", 'e', 0, G_OPTION_ARG_STRING, &execute, "Command to execute", "COMMAND"}, {"role", 'r', 0, G_OPTION_ARG_STRING, &role, "The role to use", "ROLE"}, {"title", 't', 0, G_OPTION_ARG_STRING, &title, "Window title", "TITLE"}, {"directory", 'd', 0, G_OPTION_ARG_STRING, &directory, "Change to directory", "DIRECTORY"}, {"geometry", 0, 0, G_OPTION_ARG_STRING, &geometry, "Window geometry", "GEOMETRY"}, {"hold", 0, 0, G_OPTION_ARG_NONE, &hold, "Remain open after child process exits", nullptr}, {"config", 'c', 0, G_OPTION_ARG_STRING, &config_file, "Path of config file", "CONFIG"}, {"icon", 'i', 0, G_OPTION_ARG_STRING, &icon, "Icon", "ICON"}, {nullptr, 0, 0, G_OPTION_ARG_NONE, nullptr, nullptr, nullptr} }; g_option_context_add_main_entries(context, entries, nullptr); g_option_context_add_group(context, gtk_get_option_group(TRUE)); if (!g_option_context_parse(context, &argc, &argv, &error)) { g_printerr("option parsing failed: %s\n", error->message); g_clear_error (&error); return EXIT_FAILURE; } g_option_context_free(context); if (version) { g_print("termite %s\n", TERMITE_VERSION); return EXIT_SUCCESS; } if (directory) { if (chdir(directory) == -1) { perror("chdir"); return EXIT_FAILURE; } g_free(directory); } GtkWidget *window = gtk_window_new(GTK_WINDOW_TOPLEVEL); GtkWidget *panel_overlay = gtk_overlay_new(); GtkWidget *hint_overlay = gtk_overlay_new(); GtkWidget *vte_widget = vte_terminal_new(); VteTerminal *vte = VTE_TERMINAL(vte_widget); GtkWidget *hbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0); gtk_style_context_add_class(gtk_widget_get_style_context(hbox),"termite"); GtkWidget *scrollbar = gtk_scrollbar_new(GTK_ORIENTATION_VERTICAL, gtk_scrollable_get_vadjustment(GTK_SCROLLABLE(vte_widget))); gtk_box_pack_start(GTK_BOX(hbox), hint_overlay, TRUE, TRUE, 0); gtk_box_pack_start(GTK_BOX(hbox), scrollbar, FALSE, FALSE, 0); if (role) { gtk_window_set_role(GTK_WINDOW(window), role); g_free(role); } char **command_argv; char *default_argv[2] = {nullptr, nullptr}; if (execute) { int argcp; char **argvp; g_shell_parse_argv(execute, &argcp, &argvp, &error); if (error) { g_printerr("failed to parse command: %s\n", error->message); return EXIT_FAILURE; } command_argv = argvp; } else { default_argv[0] = get_user_shell_with_fallback(); command_argv = default_argv; } keybind_info info { GTK_WINDOW(window), vte, {gtk_entry_new(), gtk_drawing_area_new(), overlay_mode::hidden, std::vector(), nullptr}, {vi_mode::insert, 0, 0, 0, 0}, {{nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, 0, 0, 0}, nullptr, FALSE, FALSE, FALSE, FALSE, TRUE, FALSE, FALSE, -1, config_file, 0}, gtk_window_fullscreen }; load_config(GTK_WINDOW(window), vte, scrollbar, hbox, &info.config, geometry ? nullptr : &geometry, icon ? nullptr : &icon, &show_scrollbar); reload_config = [&]{ load_config(GTK_WINDOW(window), vte, scrollbar, hbox, &info.config, nullptr, nullptr, nullptr); }; signal(SIGUSR1, [](int){ reload_config(); }); GdkRGBA transparent {0, 0, 0, 0}; override_background_color(hint_overlay, &transparent); override_background_color(info.panel.da, &transparent); gtk_widget_set_halign(info.panel.da, GTK_ALIGN_FILL); gtk_widget_set_valign(info.panel.da, GTK_ALIGN_FILL); gtk_overlay_add_overlay(GTK_OVERLAY(hint_overlay), info.panel.da); gtk_widget_set_margin_start(info.panel.entry, 5); gtk_widget_set_margin_end(info.panel.entry, 5); gtk_widget_set_margin_top(info.panel.entry, 5); gtk_widget_set_margin_bottom(info.panel.entry, 5); gtk_overlay_add_overlay(GTK_OVERLAY(panel_overlay), info.panel.entry); gtk_widget_set_halign(info.panel.entry, GTK_ALIGN_START); gtk_widget_set_valign(info.panel.entry, GTK_ALIGN_END); gtk_container_add(GTK_CONTAINER(panel_overlay), hbox); gtk_container_add(GTK_CONTAINER(hint_overlay), vte_widget); gtk_container_add(GTK_CONTAINER(window), panel_overlay); if (!hold) { g_signal_connect(vte, "child-exited", G_CALLBACK(exit_with_status), nullptr); } g_signal_connect(window, "destroy", G_CALLBACK(exit_with_success), nullptr); g_signal_connect(vte, "key-press-event", G_CALLBACK(key_press_cb), &info); g_signal_connect(info.panel.entry, "key-press-event", G_CALLBACK(entry_key_press_cb), &info); g_signal_connect(panel_overlay, "get-child-position", G_CALLBACK(position_overlay_cb), nullptr); g_signal_connect(vte, "button-press-event", G_CALLBACK(button_press_cb), &info.config); g_signal_connect(vte, "bell", G_CALLBACK(bell_cb), &info.config.urgent_on_bell); draw_cb_info draw_cb_info{vte, &info.panel, &info.config.hints, info.config.filter_unmatched_urls}; g_signal_connect_swapped(info.panel.da, "draw", G_CALLBACK(draw_cb), &draw_cb_info); g_signal_connect(window, "focus-in-event", G_CALLBACK(focus_cb), nullptr); g_signal_connect(window, "focus-out-event", G_CALLBACK(focus_cb), nullptr); on_alpha_screen_changed(GTK_WINDOW(window), nullptr, nullptr); g_signal_connect(window, "screen-changed", G_CALLBACK(on_alpha_screen_changed), nullptr); if (info.config.fullscreen) { g_signal_connect(window, "window-state-event", G_CALLBACK(window_state_cb), &info); } if (title) { info.config.dynamic_title = FALSE; gtk_window_set_title(GTK_WINDOW(window), title); g_free(title); } else { g_signal_connect(vte, "window-title-changed", G_CALLBACK(window_title_cb), &info.config.dynamic_title); if (execute) { gtk_window_set_title(GTK_WINDOW(window), execute); } else { window_title_cb(vte, &info.config.dynamic_title); } } if (geometry) { gtk_widget_show_all(panel_overlay); gtk_widget_show_all(info.panel.entry); if (!gtk_window_parse_geometry(GTK_WINDOW(window), geometry)) { g_printerr("invalid geometry string: %s\n", geometry); } g_free(geometry); } if (icon) { gtk_window_set_icon_name(GTK_WINDOW(window), icon); g_free(icon); } gtk_widget_grab_focus(vte_widget); gtk_widget_show_all(window); gtk_widget_hide(info.panel.entry); gtk_widget_hide(info.panel.da); if (!show_scrollbar) { gtk_widget_hide(scrollbar); } char **env = g_get_environ(); #ifdef GDK_WINDOWING_X11 if (GDK_IS_X11_SCREEN(gtk_widget_get_screen(window))) { GdkWindow *gdk_window = gtk_widget_get_window(window); if (!gdk_window) { g_printerr("no window\n"); return EXIT_FAILURE; } char xid_s[std::numeric_limits::digits10 + 1]; snprintf(xid_s, sizeof(xid_s), "%lu", GDK_WINDOW_XID(gdk_window)); env = g_environ_setenv(env, "WINDOWID", xid_s, TRUE); } #endif env = g_environ_setenv(env, "TERM", term, TRUE); GPid child_pid; if (vte_terminal_spawn_sync(vte, VTE_PTY_DEFAULT, nullptr, command_argv, env, G_SPAWN_SEARCH_PATH, nullptr, nullptr, &child_pid, nullptr, &error)) { vte_terminal_watch_child(vte, child_pid); } else { g_printerr("the command failed to run: %s\n", error->message); return EXIT_FAILURE; } int width, height, padding_left, padding_top, padding_right, padding_bottom; const long char_width = vte_terminal_get_char_width(vte); const long char_height = vte_terminal_get_char_height(vte); gtk_window_get_size(GTK_WINDOW(window), &width, &height); get_vte_padding(vte, &padding_left, &padding_top, &padding_right, &padding_bottom); vte_terminal_set_size(vte, (width - padding_left - padding_right) / char_width, (height - padding_top - padding_bottom) / char_height); g_strfreev(env); gtk_main(); return EXIT_FAILURE; // child process did not cause termination } // vim: et:sts=4:sw=4:cino=(0:cc=100