From 24302016d257d224f8b1460c8f47905745d6293e Mon Sep 17 00:00:00 2001 From: NunoSempere Date: Sat, 23 Mar 2024 22:45:02 -0300 Subject: [PATCH] continue README, see how big is the file without comments --- README.md | 8 +- makefile | 7 +- rosenrot.c | 1 - rosenrot.nocomments.c | 356 ++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 369 insertions(+), 3 deletions(-) create mode 100644 rosenrot.nocomments.c diff --git a/README.md b/README.md index c8ae098..548155f 100644 --- a/README.md +++ b/README.md @@ -1,6 +1,12 @@ # Rosenrot -This branch contains a minimalist version of rosenrot, similar in many ways to the original version of rose. +This branch contains a minimalist version of rosenrot + +- similar in many ways to the [original version of rose](https://github.com/mini-rose/rose-browser/tree/60173b6f5b562861b11dea17e3869ad6c3462bbb/src). +- compilable with tcc +- One c file, 390 lines (~356 excluding comments) +- Still some minimal niceties: zoom + # To do diff --git a/makefile b/makefile index e1a4165..8beaf94 100644 --- a/makefile +++ b/makefile @@ -1,5 +1,6 @@ # C compiler -CC=gcc # alternatives: tcc, clang, zig cc +# CC=gcc # alternatives: tcc, clang, zig cc +CC=tcc # Dependencies DEPS='webkit2gtk-4.1' @@ -27,6 +28,10 @@ user_cache: install: rosenrot cp -f rosenrot /usr/bin +depsdebian: + sudo apt install tcc make + sudo apt install libwebkit2gtk-4.1-dev + ## Additional niceties ### Formatter diff --git a/rosenrot.c b/rosenrot.c index ede956d..0a7da06 100644 --- a/rosenrot.c +++ b/rosenrot.c @@ -180,7 +180,6 @@ WebKitWebView* create_new_webview() cookiemanager = webkit_web_context_get_cookie_manager(web_context); webkit_cookie_manager_set_persistent_storage(cookiemanager, DATA_DIR "/cookies.sqlite", WEBKIT_COOKIE_PERSISTENT_STORAGE_SQLITE); - webkit_cookie_manager_set_accept_policy(cookiemanager, WEBKIT_COOKIE_POLICY_ACCEPT_ALWAYS); return g_object_new(WEBKIT_TYPE_WEB_VIEW, "settings", settings, "web-context", web_context, "user-content-manager", contentmanager, NULL); diff --git a/rosenrot.nocomments.c b/rosenrot.nocomments.c new file mode 100644 index 0000000..a26e06f --- /dev/null +++ b/rosenrot.nocomments.c @@ -0,0 +1,356 @@ +#include +#include +#include +#include + +#define WIDTH 1920 +#define HEIGHT 1080 +#define BAR_SIZE 1000 +#define SEARCH "https://lite.duckduckgo.com/html/?q=%s" +#define HOME "https://lite.duckduckgo.com/html" +#define ZOOM 1 /* Starting zoom level.*/ +#define ZOOM_VAL .1 /* Zooming value in zoomin/zoomout functions */ +#define MAX_NUM_TABS 8 +#define WEBKIT_DEFAULT_SETTINGS \ + "enable-back-forward-navigation-gestures", 1, "enable-developer-extras", 1, \ + "enable-smooth-scrolling", 0, \ + "default-charset", "utf-8" +#define DATA_DIR "/home/nuno/.cache/rosenrot" +#define DATA_MANAGER_OPTS "base-cache-directory", DATA_DIR, "base-data-directory", DATA_DIR +#define GTK_SETTINGS_CONFIG_H "gtk-application-prefer-dark-theme", 0, "gtk-enable-animations", 0 +#define KEY(x) GDK_KEY_##x +typedef enum { + goback, + goforward, + refresh, + refresh_force, + back_to_home, + toggle_fullscreen, + zoomin, + zoomout, + zoom_reset, + new_tab, + next_tab, + prev_tab, + close_tab, + show_searchbar, + show_finder, + finder_next, + finder_prev, + prettify, + hide_bar +} func; + +#define SFT 1 << 0 +#define CTRL 1 << 2 +#define ALT 1 << 3 + +static struct { + unsigned mod; + unsigned key; + func id; +} shortcut[] = { + { CTRL, KEY(h), goback }, + { CTRL, KEY(j), goforward }, + { CTRL, KEY(r), refresh }, + { CTRL, KEY(R), refresh_force }, + { CTRL, KEY(H), back_to_home }, + { CTRL, KEY(equal), zoomin }, + { CTRL, KEY(minus), zoomout }, + { CTRL, KEY(0), zoom_reset }, + { CTRL, KEY(KP_Page_Up), prev_tab }, /* also try KEY(Page_Up) if this doesn't work on your machine */ + { CTRL, KEY(KP_Page_Down), next_tab }, /* ditto for KEY(Page_Down) */ + { CTRL, KEY(t), new_tab }, + { CTRL, KEY(w), close_tab }, + { 0x0, KEY(F11), toggle_fullscreen }, + { CTRL, KEY(l), show_searchbar }, + { CTRL, KEY(semicolon), hide_bar }, + { CTRL, KEY(f), show_finder }, + { CTRL, KEY(n), finder_next }, + { CTRL, KEY(N), finder_prev }, + { CTRL, KEY(p), prettify } +}; + +static GtkNotebook* notebook; +static GtkWindow* window; +static struct { + GtkHeaderBar* widget; + GtkEntry* line; + GtkEntryBuffer* line_text; + enum { _SEARCH, + _FIND, + _HIDDEN } entry_mode; +} bar; +static int num_tabs = 0; + +void notebook_create_new_tab(GtkNotebook* notebook, const char* uri); + +WebKitWebView* notebook_get_webview(GtkNotebook* notebook) +{ + return WEBKIT_WEB_VIEW(gtk_notebook_get_nth_page(notebook, gtk_notebook_get_current_page(notebook))); +} + +void load_uri(WebKitWebView* view, const char* uri) +{ + if (strlen(uri) == 0) { + webkit_web_view_load_uri(view, ""); + } else if (g_str_has_prefix(uri, "http://") || g_str_has_prefix(uri, "https://") || g_str_has_prefix(uri, "file://") || g_str_has_prefix(uri, "about:")) { + webkit_web_view_load_uri(view, uri); + } else { + char tmp[strlen(uri) + strlen(SEARCH)]; + snprintf(tmp, sizeof(tmp), SEARCH, uri); + webkit_web_view_load_uri(view, tmp); + } +} + +void handle_signal_load_changed(WebKitWebView* self, WebKitLoadEvent load_event, + GtkNotebook* notebook) +{ + switch (load_event) { + case WEBKIT_LOAD_FINISHED: { + /* Add gtk tab title */ + const char* webpage_title = webkit_web_view_get_title(self); + const int max_length = 25; + char tab_title[max_length + 1]; + if (webpage_title != NULL) { + for (int i = 0; i < (max_length); i++) { + tab_title[i] = webpage_title[i]; + if (webpage_title[i] == '\0') { + break; + } + } + tab_title[max_length] = '\0'; + } + gtk_notebook_set_tab_label_text(notebook, GTK_WIDGET(self), + webpage_title == NULL ? "—" : tab_title); + } + } +} + +GtkWidget* handle_signal_create_new_tab(WebKitWebView* self, + WebKitNavigationAction* navigation_action, + GtkNotebook* notebook) +{ + if (num_tabs < MAX_NUM_TABS || num_tabs == 0) { + WebKitURIRequest* uri_request = webkit_navigation_action_get_request(navigation_action); + const char* uri = webkit_uri_request_get_uri(uri_request); + notebook_create_new_tab(notebook, uri); + gtk_notebook_set_show_tabs(notebook, 1); + } else { + webkit_web_view_evaluate_javascript(self, "alert('Too many tabs, not opening a new one')", -1, NULL, "rosenrot-alert-numtabs", NULL, NULL, NULL); + } + return NULL; +} + +WebKitWebView* create_new_webview() +{ + char* style; + WebKitSettings* settings; + WebKitWebContext* web_context; + WebKitCookieManager* cookiemanager; + WebKitUserContentManager* contentmanager; + + settings = webkit_settings_new_with_settings(WEBKIT_DEFAULT_SETTINGS, NULL); + web_context = webkit_web_context_new_with_website_data_manager(webkit_website_data_manager_new(DATA_MANAGER_OPTS, NULL)); + contentmanager = webkit_user_content_manager_new(); + cookiemanager = webkit_web_context_get_cookie_manager(web_context); + + webkit_cookie_manager_set_persistent_storage(cookiemanager, DATA_DIR "/cookies.sqlite", WEBKIT_COOKIE_PERSISTENT_STORAGE_SQLITE); + webkit_cookie_manager_set_accept_policy(cookiemanager, WEBKIT_COOKIE_POLICY_ACCEPT_ALWAYS); + + return g_object_new(WEBKIT_TYPE_WEB_VIEW, "settings", settings, "web-context", web_context, "user-content-manager", contentmanager, NULL); +} + +void notebook_create_new_tab(GtkNotebook* notebook, const char* uri) +{ + if (num_tabs < MAX_NUM_TABS || MAX_NUM_TABS == 0) { + WebKitWebView* view = create_new_webview(); + + g_signal_connect(view, "load_changed", G_CALLBACK(handle_signal_load_changed), notebook); + g_signal_connect(view, "create", G_CALLBACK(handle_signal_create_new_tab), notebook); + + int n = gtk_notebook_append_page(notebook, GTK_WIDGET(view), NULL); + gtk_notebook_set_tab_reorderable(notebook, GTK_WIDGET(view), 1); + gtk_widget_show_all(GTK_WIDGET(window)); + load_uri(view, (uri) ? uri : HOME); + + gtk_notebook_set_current_page(notebook, n); + gtk_notebook_set_tab_label_text(notebook, GTK_WIDGET(view), "-"); + webkit_web_view_set_zoom_level(view, ZOOM); + num_tabs += 1; + } else { + webkit_web_view_evaluate_javascript(notebook_get_webview(notebook), "alert('Too many tabs, not opening a new one')", + -1, NULL, "rosenrot-alert-numtabs", NULL, NULL, NULL); + } +} + +void handle_signal_bar_press_enter(GtkEntry* self, GtkNotebook* notebook) +{ + if (bar.entry_mode == _SEARCH) + load_uri(notebook_get_webview(notebook), gtk_entry_buffer_get_text(bar.line_text)); + else if (bar.entry_mode == _FIND) + webkit_find_controller_search( + webkit_web_view_get_find_controller(notebook_get_webview(notebook)), + gtk_entry_buffer_get_text(bar.line_text), + WEBKIT_FIND_OPTIONS_CASE_INSENSITIVE | WEBKIT_FIND_OPTIONS_WRAP_AROUND, + G_MAXUINT); +} + +/* Handle shortcuts */ +int handle_shortcut(func id, GtkNotebook* notebook) +{ + static double zoom = ZOOM; + static bool is_fullscreen = 0; + + WebKitWebView* view = notebook_get_webview(notebook); + + switch (id) { + case goback: + webkit_web_view_go_back(view); + break; + case goforward: + webkit_web_view_go_forward(view); + break; + + case refresh: + webkit_web_view_reload(view); + break; + case refresh_force: + webkit_web_view_reload_bypass_cache(view); + break; + + case back_to_home: + load_uri(view, HOME); + break; + + case zoomin: + webkit_web_view_set_zoom_level(view, + (zoom += ZOOM_VAL)); + break; + case zoomout: + webkit_web_view_set_zoom_level(view, + (zoom -= ZOOM_VAL)); + break; + case zoom_reset: + webkit_web_view_set_zoom_level(view, + (zoom = ZOOM)); + break; + + case prev_tab:; // declarations aren't statements + // + int n = gtk_notebook_get_n_pages(notebook); + int k = gtk_notebook_get_current_page(notebook); + int l = (n + k - 1) % n; + gtk_notebook_set_current_page(notebook, l); + break; + case next_tab:; + int m = gtk_notebook_get_n_pages(notebook); + int i = gtk_notebook_get_current_page(notebook); + int j = (i + 1) % m; + gtk_notebook_set_current_page(notebook, j); + break; + case close_tab: + gtk_notebook_remove_page(notebook, gtk_notebook_get_current_page(notebook)); + num_tabs -= 1; + if (gtk_notebook_get_n_pages(notebook) == 0) { + exit(0); + } + break; + + case toggle_fullscreen: + if (is_fullscreen) + gtk_window_unfullscreen(window); + else + gtk_window_fullscreen(window); + is_fullscreen = !is_fullscreen; + break; + + case show_searchbar: { + bar.entry_mode = _SEARCH; + const char* url = webkit_web_view_get_uri(notebook_get_webview(notebook)); + gtk_entry_set_placeholder_text(bar.line, "Search"); + gtk_entry_buffer_set_text(bar.line_text, url, strlen(url)); + gtk_widget_show(GTK_WIDGET(bar.widget)); + gtk_window_set_focus(window, GTK_WIDGET(bar.line)); + break; + } + case show_finder: { + + bar.entry_mode = _FIND; + const char* search_text = webkit_find_controller_get_search_text(webkit_web_view_get_find_controller(notebook_get_webview(notebook))); + if (search_text != NULL) gtk_entry_buffer_set_text(bar.line_text, search_text, strlen(search_text)); + + gtk_entry_set_placeholder_text(bar.line, "Find"); + gtk_window_set_focus(window, GTK_WIDGET(bar.line)); + break; + } + + case finder_next: + webkit_find_controller_search_next(webkit_web_view_get_find_controller(view)); + break; + case finder_prev: + webkit_find_controller_search_previous(webkit_web_view_get_find_controller(view)); + break; + + case new_tab: + notebook_create_new_tab(notebook, NULL); + break; + } + + return 1; +} + +int handle_signal_keypress(void* self, GdkEvent* event, GtkNotebook* notebook) +{ + (void)self; + + guint event_keyval = 0; + gdk_event_get_keyval(event, &event_keyval); + GdkModifierType event_state = 0; + gdk_event_get_state(event, &event_state); + + for (int i = 0; i < sizeof(shortcut) / sizeof(shortcut[0]); i++) + if ((event_state & shortcut[i].mod || shortcut[i].mod == 0x0) && event_keyval == shortcut[i].key) + return handle_shortcut(shortcut[i].id, notebook); + return 0; +} + +int main(int argc, char** argv) +{ + gtk_init(NULL, NULL); // + g_object_set(gtk_settings_get_default(), GTK_SETTINGS_CONFIG_H, NULL); // + + notebook = GTK_NOTEBOOK(gtk_notebook_new()); + gtk_notebook_set_show_tabs(notebook, 0); + gtk_notebook_set_show_border(notebook, 0); + + window = GTK_WINDOW(gtk_window_new(0)); + gtk_window_set_default_size(window, WIDTH, HEIGHT); + g_signal_connect(window, "key-press-event", G_CALLBACK(handle_signal_keypress), notebook); + g_signal_connect(window, "destroy", G_CALLBACK(exit), notebook); + gtk_container_add(GTK_CONTAINER(window), GTK_WIDGET(notebook)); + + bar.line_text = GTK_ENTRY_BUFFER(gtk_entry_buffer_new("", 0)); + bar.line = GTK_ENTRY(gtk_entry_new_with_buffer(bar.line_text)); + gtk_entry_set_alignment(bar.line, 0.48); + gtk_widget_set_size_request(GTK_WIDGET(bar.line), BAR_SIZE, -1); + g_signal_connect(bar.line, "activate", G_CALLBACK(handle_signal_bar_press_enter), notebook); + + bar.widget = GTK_HEADER_BAR(gtk_header_bar_new()); + gtk_header_bar_set_custom_title(bar.widget, GTK_WIDGET(bar.line)); + gtk_window_set_titlebar(window, GTK_WIDGET(bar.widget)); + + char* first_uri = argc > 1 ? argv[1] : HOME; + notebook_create_new_tab(notebook, first_uri); + + gtk_widget_show_all(GTK_WIDGET(window)); + gtk_notebook_set_show_tabs(notebook, 1); + + if (argc > 2) { + for (int i = 2; i < argc; i++) { + notebook_create_new_tab(notebook, argv[i]); + } + } + + gtk_main(); +}