/************************************************** R E M E M B E R ! *****************************************************/ /* */ /* jean@Project:~/Gem-Graph/gem-graph-client/tree (learning)/The_Gnome_way/gtk$ guix shell -m manifest.scm --check */ /* guix shell: vérification des variables d'environnement visibles depuis le shell « /gnu/store/ --- (a commit) --- /bin/bash »… */ /* guix shell: Tout va bien ! Le shell a les bonnes variables d'environnement. */ /* jean@Project:~/Gem-Graph/gem-graph-client/tree (learning)/The_Gnome_way/gtk [env] $ cd builddir/ */ /* jean@Project:~/Gem-Graph/gem-graph-client/tree (learning)/The_Gnome_way/gtk/builddir [env] $ */ /* */ /* >>>>>>>>>>>>>>>>>> Modify line 944 in this file to run examples <<<<<<<<<<<<<<<<< */ /* */ /* jean@Project:~/Gem-Graph/gem-graph-client/tree...way/gtk/builddir [env] $ clear && meson compile && demos/gtk-demo/gtk4-demo */ /* */ /* -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- A Session -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- */ /* */ /* jean@Project:~/Gem-Graph/gem-graph-client/tree (learning)/The_Gnome_way/gtk/builddir [env] $ ctrl D (avant de fermer builder) */ /* */ /*************************************************************************************************************************************/ /* GTK Demo * * GTK Demo is a collection of useful examples to demonstrate * GTK widgets and features. It is a useful example in itself. * * You can select examples in the sidebar or search for them by * typing a search term. Double-clicking or hitting the “Run” button * will run the demo. The source code and other resources used in the * demo are shown in this area. * * You can also use the GTK Inspector, available from the menu on the * top right, to poke at the running demos, and see how they are put * together. * In the following list (*.c in gtk-demo dir) !! <> doesn't work (see line 1087 sqq. in this file) !!application.c !!application_demo.c ?? Failed to execute assistant.c // !!bluroverlay.c ??builder.c clipboard.c // combobox.c // constraints_builder.c // layouts constraints.c // simple layout constraints_interactive.c // constraints_vfl.c // very simple layout css_accordion.c // css_basics.c // css_blendmodes.c // pictures colors css_multiplebgs.c // css_pixbufs.c // animated background css_shadows.c // stripped background cursors.c // !!demo2layout.c !!demo2widget.c !!demo3widget.c !!demo4widget.c !!demochild.c !!demoimage.c !!demolayout.c !!demotaggedentry.c !!demowidget.c dialog.c // dnd.c // drag and drop drawingarea.c // editable_cells.c // entry_completion.c // entry_undo.c // errorstates.c // ? expander.c // filtermodel.c // fishbowl.c // fixed.c // layout flowbox.c // layout font_features.c // !!fontify.c !!fontplane.c fontrendering.c // fontrendering !!four_point_transform.c frames.c // backgr. color varies gears.c // 3D animation gestures.c // draws a line glarea.c // triangle in 3D gltransition.c // complicated ! !!graphwidget.c !!gskshaderpaintable.c !!gtkfishbowl.c !!gtkgears.c !!gtkshaderbin.c !!gtkshaderstack.c !!gtkshadertoy.c headerbar.c // !!hsla.c hypertext.c // iconscroll.c // iconview.c // iconview_edit.c // drag and drop images.c // image_scaling.c // infobar.c // !!language-names.c layoutmanager2.c // layoutmanager.c // links.c // Ok listbox.c // listbox_controls.c // list_store.c // many columns listview_applauncher.c // listview_clocks.c // listview_colors.c // !!listview_filebrowser.c !!listview_minesweeper.c listview_selections.c // listview_settings2.c // listview_settings.c // listview_ucd.c // char listview_weather.c // listview_words.c // OK (favourite) //main.c markup.c // text mask.c // !!nodewidget.c overlay.c // grid of numbers overlay_decorative.c // Dear diary... pagesetup.c // paintable_animated.c // sympa paintable.c // paintable_emblem.c // !!paintable_c.c paintable_svg.c // paintable_symbolic.c // paint.c // Ok panes.c // password_entry.c // path_fill.c // path_maze.c // path_spinner.c // path_text.c // whouuh (text) path_walk.c // whooh (world) peg_solitaire.c // pickers.c // pixbufpaintable.c // (avoid : err) printing.c // (avoid : err) !!puzzlepiece.c read_more.c // revealer.c // rotated_text.c // scale.c // !!script-names.c search_entry2.c // Ok search_entry.c // !!settings-key.c shadertoy.c // dynamq view !!shortcuts.c shortcut_triggers.c // buttons assoc sidebar.c // !!singular_value_decomposition.c sizegroup.c // layout sliding_puzzle.c // George Boole spinbutton.c // increment val spinner.c // stack.c // !!suggestionentry.c !!svgpaintable.c tabs.c // tagged_entry.c // textmask.c // pango power ! textscroll.c // automatic textundo.c // textview.c // themes.c // flashes ! theming_style_classes.c // (poor) transparent.c // tree_store.c // my first one !!unicode-names.c video_player.c // */ #include #include #include #include #include "config.h" #include #include #include "demos.h" // la liste de toutes les démos #include "fontify.h" #include "demo_conf.h" static GtkWidget *info_view; static GtkWidget *source_view; static char *current_file = NULL; static GtkWidget *notebook; // static GtkSingleSelection *selection; // static GtkWidget *toplevel; // static char **search_needle; typedef struct _GtkDemo GtkDemo; struct _GtkDemo { GObject parent_instance; const char *name; const char *title; const char **keywords; const char *filename; GDoDemoFunc func; GListModel *children_model; }; enum { PROP_0, PROP_FILENAME, PROP_NAME, PROP_TITLE, PROP_KEYWORDS, N_PROPS }; # define GTK_TYPE_DEMO (gtk_demo_get_type ()) G_DECLARE_FINAL_TYPE (GtkDemo, gtk_demo, GTK, DEMO, GObject); G_DEFINE_TYPE (GtkDemo, gtk_demo, G_TYPE_OBJECT); static GParamSpec *properties[N_PROPS] = { NULL, }; static void gtk_demo_get_property (GObject *object, guint property_id, GValue *value, GParamSpec *pspec) { GtkDemo *self = GTK_DEMO (object); switch (property_id) { case PROP_FILENAME: g_value_set_string (value, self->filename); break; case PROP_NAME: g_value_set_string (value, self->name); break; case PROP_TITLE: g_value_set_string (value, self->title); break; case PROP_KEYWORDS: g_value_set_boxed (value, self->keywords); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); break; } } static void gtk_demo_class_init (GtkDemoClass *klass) { GObjectClass *gobject_class = G_OBJECT_CLASS (klass); gobject_class->get_property = gtk_demo_get_property; properties[PROP_FILENAME] = g_param_spec_string ("filename", "filename", "filename", NULL, G_PARAM_READABLE); properties[PROP_NAME] = g_param_spec_string ("name", "name", "name", NULL, G_PARAM_READABLE); properties[PROP_TITLE] = g_param_spec_string ("title", "title", "title", NULL, G_PARAM_READABLE); properties[PROP_KEYWORDS] = g_param_spec_string ("keywords", "keywords", "keywords", NULL, G_PARAM_READABLE); g_object_class_install_properties (gobject_class, N_PROPS, properties); } static void gtk_demo_init (GtkDemo *self) { } typedef struct _CallbackData CallbackData; struct _CallbackData { GtkTreeModel *model; GtkTreePath *path; }; /* static gboolean */ /* gtk_demo_run (GtkDemo *self, */ /* GtkWidget *window) */ /* { */ /* GtkWidget *result; */ /* if (!self->func) */ /* return FALSE; */ /* result = self->func (window); */ /* if (result == NULL) */ /* return FALSE; */ /* if (GTK_IS_WINDOW (result)) */ /* { */ /* gtk_window_set_transient_for (GTK_WINDOW (result), GTK_WINDOW (window)); */ /* gtk_window_set_modal (GTK_WINDOW (result), TRUE); */ /* } */ /* return TRUE; */ /* } */ static void activate_about (GSimpleAction *action, GVariant *parameter, gpointer user_data) { GtkApplication *app = user_data; const char *authors[] = { "The GTK Team", NULL }; char *version; char *os_name; char *os_version; GString *s; s = g_string_new (""); os_name = g_get_os_info (G_OS_INFO_KEY_NAME); os_version = g_get_os_info (G_OS_INFO_KEY_VERSION_ID); if (os_name && os_version) g_string_append_printf (s, "OS\t%s %s\n\n", os_name, os_version); g_string_append (s, "System libraries\n"); g_string_append_printf (s, "\tGLib\t%d.%d.%d\n", glib_major_version, glib_minor_version, glib_micro_version); g_string_append_printf (s, "\tPango\t%s\n", pango_version_string ()); g_string_append_printf (s, "\tGTK \t%d.%d.%d\n", gtk_get_major_version (), gtk_get_minor_version (), gtk_get_micro_version ()); g_string_append_printf (s, "\nA link can appear here: "); version = g_strdup_printf ("%s%s%s\nRunning against GTK %d.%d.%d", PACKAGE_VERSION, g_strcmp0 (PROFILE, "devel") == 0 ? "-" : "", g_strcmp0 (PROFILE, "devel") == 0 ? VCS_TAG : "", gtk_get_major_version (), gtk_get_minor_version (), gtk_get_micro_version ()); gtk_show_about_dialog (GTK_WINDOW (gtk_application_get_active_window (app)), "program-name", g_strcmp0 (PROFILE, "devel") == 0 ? "GTK Demo (Development)" : "GTK Demo", "version", version, "copyright", "© 1997—2021 The GTK Team", "license-type", GTK_LICENSE_LGPL_2_1, "website", "http://www.gtk.org", "comments", "Program to demonstrate GTK widgets", "authors", authors, "logo-icon-name", "org.gtk.Demo4", "title", "About GTK Demo", "system-information", s->str, NULL); g_string_free (s, TRUE); g_free (version); g_free (os_name); g_free (os_version); } static void activate_quit (GSimpleAction *action, GVariant *parameter, gpointer user_data) { GtkApplication *app = user_data; GtkWidget *win; GList *list, *next; list = gtk_application_get_windows (app); while (list) { win = list->data; next = list->next; gtk_window_destroy (GTK_WINDOW (win)); list = next; } } static void activate_inspector (GSimpleAction *action, GVariant *parameter, gpointer user_data) { gtk_window_set_interactive_debugging (TRUE); } /* static void */ /* activate_run (GSimpleAction *action, */ /* GVariant *parameter, */ /* gpointer window) */ /* { */ /* GtkTreeListRow *row = gtk_single_selection_get_selected_item (selection); */ /* GtkDemo *demo = gtk_tree_list_row_get_item (row); */ /* gtk_demo_run (demo, window); */ /* } */ static GtkWidget * display_image (const char *format, const char *resource, GtkWidget *label) { GtkWidget *sw, *image; image = gtk_picture_new_for_resource (resource); gtk_widget_set_halign (image, GTK_ALIGN_CENTER); gtk_widget_set_valign (image, GTK_ALIGN_CENTER); sw = gtk_scrolled_window_new (); gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (sw), image); gtk_accessible_update_relation (GTK_ACCESSIBLE (image), GTK_ACCESSIBLE_RELATION_LABELLED_BY, label, NULL, -1); return sw; } static GtkWidget * display_images (const char *format, const char *resource_dir, GtkWidget *label) { char **resources; GtkWidget *grid; GtkWidget *sw; GtkWidget *widget; guint i; resources = g_resources_enumerate_children (resource_dir, 0, NULL); if (resources == NULL) return NULL; sw = gtk_scrolled_window_new (); gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC); grid = gtk_flow_box_new (); gtk_flow_box_set_selection_mode (GTK_FLOW_BOX (grid), GTK_SELECTION_NONE); gtk_widget_set_valign (grid, GTK_ALIGN_START); gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (sw), grid); for (i = 0; resources[i]; i++) { char *resource_name; GtkWidget *box; GtkWidget *image_label; resource_name = g_strconcat (resource_dir, "/", resources[i], NULL); image_label = gtk_label_new (resources[i]); widget = display_image (NULL, resource_name, image_label); box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0); gtk_box_append (GTK_BOX (box), widget); gtk_box_append (GTK_BOX (box), image_label); gtk_flow_box_insert (GTK_FLOW_BOX (grid), box, -1); g_free (resource_name); } g_strfreev (resources); gtk_label_set_label (GTK_LABEL (label), "Images"); gtk_accessible_update_relation (GTK_ACCESSIBLE (grid), GTK_ACCESSIBLE_RELATION_LABELLED_BY, label, NULL, -1); return sw; } static GtkWidget * display_text (const char *format, const char *resource, GtkWidget *label) { GtkTextBuffer *buffer; GtkWidget *textview, *sw; GBytes *bytes; const char *text; gsize len; bytes = g_resources_lookup_data (resource, 0, NULL); g_assert (bytes); text = g_bytes_get_data (bytes, &len); g_assert (g_utf8_validate (text, len, NULL)); textview = gtk_text_view_new (); gtk_text_view_set_left_margin (GTK_TEXT_VIEW (textview), 20); gtk_text_view_set_right_margin (GTK_TEXT_VIEW (textview), 20); gtk_text_view_set_top_margin (GTK_TEXT_VIEW (textview), 20); gtk_text_view_set_bottom_margin (GTK_TEXT_VIEW (textview), 20); gtk_text_view_set_editable (GTK_TEXT_VIEW (textview), FALSE); gtk_text_view_set_cursor_visible (GTK_TEXT_VIEW (textview), FALSE); /* Make it a bit nicer for text. */ gtk_text_view_set_wrap_mode (GTK_TEXT_VIEW (textview), GTK_WRAP_WORD); gtk_text_view_set_pixels_above_lines (GTK_TEXT_VIEW (textview), 2); gtk_text_view_set_pixels_below_lines (GTK_TEXT_VIEW (textview), 2); gtk_text_view_set_monospace (GTK_TEXT_VIEW (textview), TRUE); buffer = gtk_text_buffer_new (NULL); gtk_text_buffer_set_text (buffer, text, len); g_bytes_unref (bytes); if (format) fontify (format, buffer); gtk_text_view_set_buffer (GTK_TEXT_VIEW (textview), buffer); gtk_accessible_update_relation (GTK_ACCESSIBLE (textview), GTK_ACCESSIBLE_RELATION_LABELLED_BY, label, NULL, -1); sw = gtk_scrolled_window_new (); gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (sw), textview); return sw; } static GtkWidget * display_video (const char *format, const char *resource, GtkWidget *label) { GtkWidget *video; video = gtk_video_new_for_resource (resource); gtk_video_set_loop (GTK_VIDEO (video), TRUE); gtk_accessible_update_relation (GTK_ACCESSIBLE (video), GTK_ACCESSIBLE_RELATION_LABELLED_BY, label, NULL, -1); return video; } static GtkWidget * display_nothing (const char *resource) { GtkWidget *widget; char *str; str = g_strdup_printf ("The contents of the resource at '%s' cannot be displayed", resource); widget = gtk_label_new (str); gtk_label_set_wrap (GTK_LABEL (widget), TRUE); g_free (str); return widget; } static struct { const char *extension; const char *format; GtkWidget * (* display_func) (const char *format, const char *resource, GtkWidget *label); } display_funcs[] = { { ".gif", NULL, display_image }, { ".jpg", NULL, display_image }, { ".png", NULL, display_image }, { ".svg", NULL, display_image }, { ".c", "c", display_text }, { ".css", "css", display_text }, { ".glsl", NULL, display_text }, { ".h", "c", display_text }, { ".txt", NULL, display_text }, { ".ui", "xml", display_text }, { ".webm", NULL, display_video }, { "images/", NULL, display_images } }; static void add_data_tab (const char *demoname) { char *resource_dir, *resource_name; char **resources; GtkWidget *widget, *label; guint i, j; resource_dir = g_strconcat ("/", demoname, NULL); resources = g_resources_enumerate_children (resource_dir, 0, NULL); if (resources == NULL) { g_free (resource_dir); return; } for (i = 0; resources[i]; i++) { resource_name = g_strconcat (resource_dir, "/", resources[i], NULL); for (j = 0; j < G_N_ELEMENTS (display_funcs); j++) { if (g_str_has_suffix (resource_name, display_funcs[j].extension)) break; } label = gtk_label_new (resources[i]); if (j < G_N_ELEMENTS (display_funcs)) widget = display_funcs[j].display_func (display_funcs[j].format, resource_name, label); else widget = display_nothing (resource_name); gtk_notebook_append_page (GTK_NOTEBOOK (notebook), widget, label); g_object_set (gtk_notebook_get_page (GTK_NOTEBOOK (notebook), widget), "tab-expand", FALSE, NULL); g_free (resource_name); } g_strfreev (resources); g_free (resource_dir); } static void remove_data_tabs (void) { int i; for (i = gtk_notebook_get_n_pages (GTK_NOTEBOOK (notebook)) - 1; i > 1; i--) gtk_notebook_remove_page (GTK_NOTEBOOK (notebook), i); } void load_file (const char *demoname, const char *filename) { GtkTextBuffer *info_buffer, *source_buffer; GtkTextIter start, end; char *resource_filename; GError *err = NULL; int state = 0; gboolean in_para = 0; char **lines; GBytes *bytes; int i; if (!g_strcmp0 (current_file, filename)) return; remove_data_tabs (); add_data_tab (demoname); g_free (current_file); current_file = g_strdup (filename); info_buffer = gtk_text_buffer_new (NULL); gtk_text_buffer_create_tag (info_buffer, "title", "size", 18 * 1024, "pixels-below-lines", 10, NULL); source_buffer = gtk_text_buffer_new (NULL); gtk_text_buffer_begin_irreversible_action (info_buffer); gtk_text_buffer_begin_irreversible_action (source_buffer); resource_filename = g_strconcat ("/sources/", filename, NULL); bytes = g_resources_lookup_data (resource_filename, 0, &err); g_free (resource_filename); if (bytes == NULL) { g_warning ("Cannot open source for %s: %s", filename, err->message); g_error_free (err); return; } lines = g_strsplit (g_bytes_get_data (bytes, NULL), "\n", -1); g_bytes_unref (bytes); gtk_text_buffer_get_iter_at_offset (info_buffer, &start, 0); for (i = 0; lines[i] != NULL; i++) { char *p; char *q; char *r; /* Make sure \r is stripped at the end for the poor windows people */ lines[i] = g_strchomp (lines[i]); p = lines[i]; switch (state) { case 0: /* Reading title */ while (*p == '/' || *p == '*' || g_ascii_isspace (*p)) p++; r = p; while (*r != '\0') { while (*r != '/' && *r != ':' && *r != '\0') r++; if (*r == '/') { r++; p = r; } if (r[0] == ':' && r[1] == ':') *r = '\0'; } q = p + strlen (p); while (q > p && g_ascii_isspace (*(q - 1))) q--; if (q > p) { int len_chars = g_utf8_pointer_to_offset (p, q); end = start; g_assert (strlen (p) >= q - p); gtk_text_buffer_insert (info_buffer, &end, p, q - p); start = end; gtk_text_iter_backward_chars (&start, len_chars); gtk_text_buffer_apply_tag_by_name (info_buffer, "title", &start, &end); start = end; while (*p && *p != '\n') p++; state++; } break; case 1: /* Reading body of info section */ while (g_ascii_isspace (*p)) p++; if (*p == '*' && *(p + 1) == '/') { gtk_text_buffer_get_iter_at_offset (source_buffer, &start, 0); state++; } else { int len; while (*p == '*' || g_ascii_isspace (*p)) p++; len = strlen (p); while (g_ascii_isspace (*(p + len - 1))) len--; if (*p == '#') break; if (len > 0) { if (in_para) gtk_text_buffer_insert (info_buffer, &start, " ", 1); g_assert (strlen (p) >= len); gtk_text_buffer_insert (info_buffer, &start, p, len); in_para = 1; } else { gtk_text_buffer_insert (info_buffer, &start, "\n", 1); in_para = 0; } } break; case 2: /* Skipping blank lines */ while (g_ascii_isspace (*p)) p++; if (!*p) break; p = lines[i]; state++; G_GNUC_FALLTHROUGH; case 3: /* Reading program body */ gtk_text_buffer_insert (source_buffer, &start, p, -1); if (lines[i+1] != NULL) gtk_text_buffer_insert (source_buffer, &start, "\n", 1); break; default: g_assert_not_reached (); } } g_strfreev (lines); fontify ("c", source_buffer); gtk_text_buffer_end_irreversible_action (source_buffer); gtk_text_view_set_buffer (GTK_TEXT_VIEW (source_view), source_buffer); g_object_unref (source_buffer); gtk_text_buffer_end_irreversible_action (info_buffer); gtk_text_view_set_buffer (GTK_TEXT_VIEW (info_view), info_buffer); g_object_unref (info_buffer); } /* static void */ /* activate_cb (GtkWidget *widget, */ /* guint position, */ /* gpointer window) */ /* { */ /* GListModel *model = G_LIST_MODEL (gtk_list_view_get_model (GTK_LIST_VIEW (widget))); */ /* GtkTreeListRow *row = g_list_model_get_item (model, position); */ /* GtkDemo *demo = gtk_tree_list_row_get_item (row); */ /* gtk_demo_run (demo, window); */ /* g_object_unref (row); */ /* } */ /* static void */ /* selection_cb (GtkSingleSelection *sel, */ /* GParamSpec *pspec, */ /* gpointer user_data) */ /* { */ /* GtkTreeListRow *row = gtk_single_selection_get_selected_item (sel); */ /* GtkDemo *demo; */ /* GAction *action; */ /* gtk_widget_set_sensitive (GTK_WIDGET (notebook), !!row); */ /* if (!row) */ /* { */ /* gtk_window_set_title (GTK_WINDOW (toplevel), "No match"); */ /* return; */ /* } */ /* demo = gtk_tree_list_row_get_item (row); */ /* if (demo->filename) */ /* load_file (demo->name, demo->filename); */ /* action = g_action_map_lookup_action (G_ACTION_MAP (toplevel), "run"); */ /* g_simple_action_set_enabled (G_SIMPLE_ACTION (action), demo->func != NULL); */ /* gtk_window_set_title (GTK_WINDOW (toplevel), demo->title); */ /* } */ /* static gboolean */ /* filter_demo (GtkDemo *demo) */ /* { */ /* int i; */ /* Show only if the name matches every needle */ /* for (i = 0; search_needle[i]; i++) */ /* { */ /* if (!demo->title) */ /* return FALSE; */ /* if (g_str_match_string (search_needle[i], demo->title, TRUE)) */ /* continue; */ /* if (demo->keywords) */ /* { */ /* int j; */ /* gboolean found = FALSE; */ /* for (j = 0; !found && demo->keywords[j]; j++) */ /* { */ /* if (strstr (demo->keywords[j], search_needle[i])) */ /* found = TRUE; */ /* } */ /* if (found) */ /* continue; */ /* } */ /* return FALSE; */ /* } */ /* return TRUE; */ /* } */ /* static gboolean */ /* demo_filter_by_name (gpointer item, */ /* gpointer user_data) */ /* { */ /* GtkTreeListRow *row = item; */ /* GListModel *children; */ /* GtkDemo *demo; */ /* guint i, n; */ /* GtkTreeListRow *parent; */ /* Show all items if search is empty */ /* if (!search_needle || !search_needle[0] || !*search_needle[0]) */ /* return TRUE; */ /* g_assert (GTK_IS_TREE_LIST_ROW (row)); */ /* g_assert (GTK_IS_FILTER_LIST_MODEL (user_data)); */ /* Show a row if itself of any parent matches */ /* for (parent = row; parent; parent = gtk_tree_list_row_get_parent (parent)) */ /* { */ /* demo = gtk_tree_list_row_get_item (parent); */ /* g_assert (GTK_IS_DEMO (demo)); */ /* if (filter_demo (demo)) */ /* return TRUE; */ /* } */ /* Show a row if any child matches */ /* children = gtk_tree_list_row_get_children (row); */ /* if (children) */ /* { */ /* n = g_list_model_get_n_items (children); */ /* for (i = 0; i < n; i++) */ /* { */ /* demo = g_list_model_get_item (children, i); */ /* g_assert (GTK_IS_DEMO (demo)); */ /* if (filter_demo (demo)) */ /* { */ /* g_object_unref (demo); */ /* return TRUE; */ /* } */ /* g_object_unref (demo); */ /* } */ /* } */ /* return FALSE; */ /* } */ /* static void */ /* demo_search_changed_cb (GtkSearchEntry *entry, */ /* GtkFilter *filter) */ /* { */ /* const char *text; */ /* g_assert (GTK_IS_SEARCH_ENTRY (entry)); */ /* g_assert (GTK_IS_FILTER (filter)); */ /* text = gtk_editable_get_text (GTK_EDITABLE (entry)); */ /* g_clear_pointer (&search_needle, g_strfreev); */ /* if (text && *text) */ /* search_needle = g_str_tokenize_and_fold (text, NULL, NULL); */ /* gtk_filter_changed (filter, GTK_FILTER_CHANGE_DIFFERENT); */ /* } */ /* static GListModel * */ /* create_demo_model (void) */ /* { */ /* GListStore *store = g_list_store_new (GTK_TYPE_DEMO); */ /* DemoData *demo = gtk_demos; */ /* GtkDemo *d; */ /* d = GTK_DEMO (g_object_new (GTK_TYPE_DEMO, NULL)); */ /* d->name = "main"; */ /* d->title = "GTK Demo"; */ /* d->keywords = NULL; */ /* d->filename = "main.c"; */ /* d->func = NULL; */ /* g_list_store_append (store, d); */ /* while (demo->title) */ /* { */ /* d = GTK_DEMO (g_object_new (GTK_TYPE_DEMO, NULL)); */ /* DemoData *children = demo->children; */ /* d->name = demo->name; */ /* d->title = demo->title; */ /* d->keywords = demo->keywords; */ /* d->filename = demo->filename; */ /* d->func = demo->func; */ /* g_list_store_append (store, d); */ /* if (children) */ /* { */ /* d->children_model = G_LIST_MODEL (g_list_store_new (GTK_TYPE_DEMO)); */ /* while (children->title) */ /* { */ /* GtkDemo *child = GTK_DEMO (g_object_new (GTK_TYPE_DEMO, NULL)); */ /* child->name = children->name; */ /* child->title = children->title; */ /* child->keywords = children->keywords; */ /* child->filename = children->filename; */ /* child->func = children->func; */ /* g_list_store_append (G_LIST_STORE (d->children_model), child); */ /* children++; */ /* } */ /* } */ /* demo++; */ /* } */ /* return G_LIST_MODEL (store); */ /* } */ /* static GListModel * */ /* get_child_model (gpointer item, */ /* gpointer user_data) */ /* { */ /* GtkDemo *demo = item; */ /* if (demo->children_model) */ /* return g_object_ref (G_LIST_MODEL (demo->children_model)); */ /* return NULL; */ /* } */ /* static void */ /* clear_search (GtkSearchBar *bar) */ /* { */ /* if (!gtk_search_bar_get_search_mode (bar)) */ /* { */ /* GtkWidget *entry = gtk_search_bar_get_child (GTK_SEARCH_BAR (bar)); */ /* gtk_editable_set_text (GTK_EDITABLE (entry), ""); */ /* } */ /* } */ static void activate (GApplication *app) { // GtkBuilder *builder; // GListModel *listmodel; // GtkTreeListModel *treemodel; GtkWidget *window;//, *listview, *search_entry, *search_bar; // GtkFilterListModel *filter_model; // GtkFilter *filter; // GSimpleAction *action; // https://www.gtk.org/ /******************************************************************************/ /* */ /* W I N D O W = D O _ S O M E _ A P P L I C A T I O N _ E X A M P L E */ /* */ // window = do_tree_store(NULL); // window = do_listview_words(NULL); // window = do_editable_cells(NULL); // window = do_dnd(NULL); // drag and drop // window = do_drawingarea(NULL); // window = do_entry_undo(NULL); // window = do_expander(NULL); // window = do_textundo(NULL); // window = do_search_entry2(NULL); // window = do_scale(NULL); // scale entries from bars // window = do_font_features(NULL); // window = do_hypertext(NULL); // window = do_iconview_edit(NULL); // drag and drop // window = do_image_scaling(NULL); // window = do_infobar(NULL); // window = do_links(NULL); // window = do_listbox_controls(NULL); // window = do_list_store(NULL); // window = do_listview_colors(NULL); // window = do_listview_selections(NULL); // window = do_mask(NULL); window = do_tree_store(NULL); /* */ /******************************************************************************/ gtk_application_add_window (GTK_APPLICATION (app), GTK_WINDOW (window)); /* builder = gtk_builder_new_from_resource ("/ui/main.ui"); */ /* window = (GtkWidget *)gtk_builder_get_object (builder, "window"); */ /* gtk_application_add_window (GTK_APPLICATION (app), GTK_WINDOW (window)); */ /* if (g_strcmp0 (PROFILE, "devel") == 0) */ /* gtk_widget_add_css_class (window, "devel"); */ /* action = g_simple_action_new ("run", NULL); */ /* g_signal_connect (action, "activate", G_CALLBACK (activate_run), window); */ /* g_action_map_add_action (G_ACTION_MAP (window), G_ACTION (action)); */ /* notebook = GTK_WIDGET (gtk_builder_get_object (builder, "notebook")); */ /* info_view = GTK_WIDGET (gtk_builder_get_object (builder, "info-textview")); */ /* source_view = GTK_WIDGET (gtk_builder_get_object (builder, "source-textview")); */ /* toplevel = GTK_WIDGET (window); */ /* listview = GTK_WIDGET (gtk_builder_get_object (builder, "listview")); */ /* g_signal_connect (listview, "activate", G_CALLBACK (activate_cb), window); */ /* search_bar = GTK_WIDGET (gtk_builder_get_object (builder, "searchbar")); */ /* g_signal_connect (search_bar, "notify::search-mode-enabled", G_CALLBACK (clear_search), NULL); */ /* listmodel = create_demo_model (); */ /* treemodel = gtk_tree_list_model_new (G_LIST_MODEL (listmodel), */ /* FALSE, */ /* TRUE, */ /* get_child_model, */ /* NULL, */ /* NULL); */ /* filter_model = gtk_filter_list_model_new (G_LIST_MODEL (treemodel), NULL); */ /* filter = GTK_FILTER (gtk_custom_filter_new (demo_filter_by_name, filter_model, NULL)); */ /* gtk_filter_list_model_set_filter (filter_model, filter); */ /* g_object_unref (filter); */ /* search_entry = GTK_WIDGET (gtk_builder_get_object (builder, "search-entry")); */ /* g_signal_connect (search_entry, "search-changed", G_CALLBACK (demo_search_changed_cb), filter); */ /* selection = gtk_single_selection_new (G_LIST_MODEL (filter_model)); */ /* g_signal_connect (selection, "notify::selected-item", G_CALLBACK (selection_cb), NULL); */ /* gtk_list_view_set_model (GTK_LIST_VIEW (listview), GTK_SELECTION_MODEL (selection)); */ /* selection_cb (selection, NULL, NULL); */ /* g_object_unref (selection); */ /* g_object_unref (builder); */ } static gboolean auto_quit (gpointer data) { g_application_quit (G_APPLICATION (data)); return G_SOURCE_REMOVE; } static void list_demos (void) { DemoData *d, *c; d = gtk_demos; while (d->title) { c = d->children; if (d->name) g_print ("%s\n", d->name); d++; while (c && c->title) { if (c->name) g_print ("%s\n", c->name); c++; } } } static int command_line (GApplication *app, GApplicationCommandLine *cmdline) { GVariantDict *options; const char *name = NULL; gboolean autoquit = FALSE; gboolean list = FALSE; DemoData *d, *c; GDoDemoFunc func = 0; GtkWidget *window, *demo; activate (app); options = g_application_command_line_get_options_dict (cmdline); g_variant_dict_lookup (options, "run", "&s", &name); g_variant_dict_lookup (options, "autoquit", "b", &autoquit); g_variant_dict_lookup (options, "list", "b", &list); if (list) { list_demos (); g_application_quit (app); return 0; } window = gtk_application_get_windows (GTK_APPLICATION (app))->data; if (name == NULL) goto out; d = gtk_demos; while (d->title) { c = d->children; if (g_strcmp0 (d->name, name) == 0) { func = d->func; goto out; } d++; while (c && c->title) { if (g_strcmp0 (c->name, name) == 0) { func = c->func; goto out; } c++; } } out: if (func) { demo = (func) (window); gtk_window_set_transient_for (GTK_WINDOW (demo), GTK_WINDOW (window)); g_signal_connect_swapped (G_OBJECT (demo), "destroy", G_CALLBACK (g_application_quit), app); } else gtk_window_present (GTK_WINDOW (window)); if (autoquit) g_timeout_add_seconds (1, auto_quit, app); return 0; } static void print_version (void) { g_print ("gtk4-demo %s%s%s\n", PACKAGE_VERSION, g_strcmp0 (PROFILE, "devel") == 0 ? "-" : "", g_strcmp0 (PROFILE, "devel") == 0 ? VCS_TAG : ""); } static int local_options (GApplication *app, GVariantDict *options, gpointer data) { gboolean version = FALSE; g_variant_dict_lookup (options, "version", "b", &version); if (version) { print_version (); return 0; } return -1; } int main (int argc, char **argv) { GtkApplication *app; static GActionEntry app_entries[] = { { "about", activate_about, NULL, NULL, NULL }, { "quit", activate_quit, NULL, NULL, NULL }, { "inspector", activate_inspector, NULL, NULL, NULL }, }; struct { const char *action_and_target; const char *accelerators[2]; } accels[] = { { "app.about", { "F1", NULL } }, { "app.quit", { "q", NULL } }, }; int i; app = gtk_application_new ("org.gtk.Demo4", G_APPLICATION_NON_UNIQUE|G_APPLICATION_HANDLES_COMMAND_LINE); g_action_map_add_action_entries (G_ACTION_MAP (app), app_entries, G_N_ELEMENTS (app_entries), app); for (i = 0; i < G_N_ELEMENTS (accels); i++) gtk_application_set_accels_for_action (app, accels[i].action_and_target, accels[i].accelerators); g_application_add_main_option (G_APPLICATION (app), "version", 0, 0, G_OPTION_ARG_NONE, "Show program version", NULL); g_application_add_main_option (G_APPLICATION (app), "run", 0, 0, G_OPTION_ARG_STRING, "Run an example", "EXAMPLE"); g_application_add_main_option (G_APPLICATION (app), "list", 0, 0, G_OPTION_ARG_NONE, "List examples", NULL); g_application_add_main_option (G_APPLICATION (app), "autoquit", 0, 0, G_OPTION_ARG_NONE, "Quit after a delay", NULL); g_signal_connect (app, "activate", G_CALLBACK (activate), NULL); g_signal_connect (app, "command-line", G_CALLBACK (command_line), NULL); g_signal_connect (app, "handle-local-options", G_CALLBACK (local_options), NULL); printf("... tracking ... (line 1327)\n"); g_application_run (G_APPLICATION (app), argc, argv); printf(" (line 1331 in demos/gtk-demo/main.c)\ >> [env] $ clear && meson compile && demos/gtk-demo/gtk4-demo\n"); return 0; }