gtk3-ref-app/diyafm_win.c
2023-08-21 16:37:31 +02:00

320 lines
10 KiB
C

#include <gtk/gtk.h>
#include "diyafm_app.h"
#include "diyafm_win.h"
struct _DiyafmWindow
{
GtkApplicationWindow parent;
};
// G_DEFINE_TYPE(DiyafmWindow, diyafm_window, GTK_TYPE_APPLICATION_WINDOW);
typedef struct _DiyafmWindowPrivate DiyafmWindowPrivate;
struct _DiyafmWindowPrivate
{
GSettings *settings;
GtkWidget *stack;
GtkWidget *search;
GtkWidget *searchbar;
GtkWidget *searchentry;
GtkWidget *gears;
GtkWidget *sidebar;
GtkWidget *words;
GtkWidget *lines;
GtkWidget *lines_label;
};
G_DEFINE_TYPE_WITH_PRIVATE(DiyafmWindow, diyafm_window, GTK_TYPE_APPLICATION_WINDOW);
static void search_text_changed(GtkEntry *entry)
{
DiyafmWindow *win;
DiyafmWindowPrivate *priv;
const gchar *text;
GtkWidget *tab;
GtkWidget *view;
GtkTextBuffer *buffer;
GtkTextIter start, match_start, match_end;
text = gtk_entry_get_text(entry);
if (text[0] == '\0')
return;
win = DIYAFM_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(entry)));
priv = diyafm_window_get_instance_private(win);
tab = gtk_stack_get_visible_child(GTK_STACK(priv->stack));
view = gtk_bin_get_child(GTK_BIN(tab));
buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(view));
/* Very simple-minded search implementation */
gtk_text_buffer_get_start_iter(buffer, &start);
if (gtk_text_iter_forward_search(&start, text, GTK_TEXT_SEARCH_CASE_INSENSITIVE,
&match_start, &match_end, NULL))
{
gtk_text_buffer_select_range(buffer, &match_start, &match_end);
gtk_text_view_scroll_to_iter(GTK_TEXT_VIEW(view), &match_start,
0.0, FALSE, 0.0, 0.0);
}
}
static void find_word(GtkButton *button, DiyafmWindow *win)
{
DiyafmWindowPrivate *priv;
const gchar *word;
priv = diyafm_window_get_instance_private(win);
word = gtk_button_get_label(button);
gtk_entry_set_text(GTK_ENTRY(priv->searchentry), word);
}
static void update_words(DiyafmWindow *win)
{
DiyafmWindowPrivate *priv;
GHashTable *strings;
GHashTableIter iter;
GtkWidget *tab, *view, *row;
GtkTextBuffer *buffer;
GtkTextIter start, end;
GList *children, *l;
gchar *word, *key;
priv = diyafm_window_get_instance_private(win);
tab = gtk_stack_get_visible_child(GTK_STACK(priv->stack));
if (tab == NULL)
return;
view = gtk_bin_get_child(GTK_BIN(tab));
buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(view));
strings = g_hash_table_new_full(g_str_hash, g_str_equal, g_free, NULL);
gtk_text_buffer_get_start_iter(buffer, &start);
while (!gtk_text_iter_is_end(&start))
{
while (!gtk_text_iter_starts_word(&start))
{
if (!gtk_text_iter_forward_char(&start))
goto done;
}
end = start;
if (!gtk_text_iter_forward_word_end(&end))
goto done;
word = gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
g_hash_table_add(strings, g_utf8_strdown(word, -1));
g_free(word);
start = end;
}
done:
children = gtk_container_get_children(GTK_CONTAINER(priv->words));
for (l = children; l; l = l->next)
gtk_container_remove(GTK_CONTAINER(priv->words), GTK_WIDGET(l->data));
g_list_free(children);
g_hash_table_iter_init(&iter, strings);
while (g_hash_table_iter_next(&iter, (gpointer *)&key, NULL))
{
row = gtk_button_new_with_label(key);
g_signal_connect(row, "clicked",
G_CALLBACK(find_word), win);
gtk_widget_show(row);
gtk_container_add(GTK_CONTAINER(priv->words), row);
}
g_hash_table_unref(strings);
}
static void words_changed(GObject *sidebar,
GParamSpec *pspec,
DiyafmWindow *win)
{
update_words(win);
}
static void update_lines (DiyafmWindow *win)
{
DiyafmWindowPrivate *priv;
GtkWidget *tab, *view;
GtkTextBuffer *buffer;
GtkTextIter iter;
int count;
gchar *lines;
priv = diyafm_window_get_instance_private (win);
tab = gtk_stack_get_visible_child (GTK_STACK (priv->stack));
if (tab == NULL)
return;
view = gtk_bin_get_child (GTK_BIN (tab));
buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
count = 0;
gtk_text_buffer_get_start_iter (buffer, &iter);
while (!gtk_text_iter_is_end (&iter))
{
count++;
if (!gtk_text_iter_forward_line (&iter))
break;
}
lines = g_strdup_printf ("%d", count);
gtk_label_set_text (GTK_LABEL (priv->lines), lines);
g_free (lines);
}
static void visible_child_changed(GObject *stack, GParamSpec *pspec)
{
DiyafmWindow *win;
DiyafmWindowPrivate *priv;
if (gtk_widget_in_destruction(GTK_WIDGET(stack)))
return;
win = DIYAFM_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(stack)));
priv = diyafm_window_get_instance_private(win);
gtk_search_bar_set_search_mode(GTK_SEARCH_BAR(priv->searchbar), FALSE);
if(g_settings_get_boolean(priv->settings,"show-words"))
{
printf("visible changed update worlds\n");
update_words(win);
}
update_lines (win);
}
static void diyafm_window_init(DiyafmWindow *win)
{
DiyafmWindowPrivate *priv;
GtkBuilder *builder;
GMenuModel *menu;
GAction *action;
priv = diyafm_window_get_instance_private(win);
gtk_widget_init_template(GTK_WIDGET(win));
g_signal_connect(priv->sidebar, "notify::reveal-child",
G_CALLBACK(words_changed), win);
priv->settings = g_settings_new("app.iohub.dev.diyafm");
g_settings_bind(priv->settings, "transition",
priv->stack, "transition-type",
G_SETTINGS_BIND_DEFAULT);
g_settings_bind(priv->settings, "show-words",
priv->sidebar, "reveal-child",
G_SETTINGS_BIND_DEFAULT);
g_object_bind_property(priv->search, "active",
priv->searchbar, "search-mode-enabled",
G_BINDING_BIDIRECTIONAL);
builder = gtk_builder_new_from_resource("/app/iohub/dev/diyafm/resources/gears-menu.ui");
menu = G_MENU_MODEL(gtk_builder_get_object(builder, "menu"));
gtk_menu_button_set_menu_model(GTK_MENU_BUTTON(priv->gears), menu);
g_object_unref(builder);
action = g_settings_create_action(priv->settings, "show-words");
g_action_map_add_action(G_ACTION_MAP(win), action);
g_object_unref(action);
action = (GAction*) g_property_action_new ("show-lines", priv->lines, "visible");
g_action_map_add_action (G_ACTION_MAP (win), action);
g_object_unref (action);
g_object_bind_property (priv->lines, "visible",
priv->lines_label, "visible",
G_BINDING_DEFAULT);
}
static void diyafm_window_dispose(GObject *object)
{
DiyafmWindow *win;
DiyafmWindowPrivate *priv;
win = DIYAFM_WINDOW(object);
priv = diyafm_window_get_instance_private(win);
g_clear_object(&priv->settings);
G_OBJECT_CLASS(diyafm_window_parent_class)->dispose(object);
}
static void diyafm_window_class_init(DiyafmWindowClass *class)
{
G_OBJECT_CLASS(class)->dispose = diyafm_window_dispose;
gtk_widget_class_set_template_from_resource(GTK_WIDGET_CLASS(class), "/app/iohub/dev/diyafm/resources/fm.ui");
gtk_widget_class_bind_template_child_private(GTK_WIDGET_CLASS(class), DiyafmWindow, stack);
gtk_widget_class_bind_template_child_private(GTK_WIDGET_CLASS(class), DiyafmWindow, search);
gtk_widget_class_bind_template_child_private(GTK_WIDGET_CLASS(class), DiyafmWindow, searchbar);
gtk_widget_class_bind_template_child_private(GTK_WIDGET_CLASS(class), DiyafmWindow, searchentry);
gtk_widget_class_bind_template_child_private(GTK_WIDGET_CLASS(class), DiyafmWindow, gears);
gtk_widget_class_bind_template_child_private(GTK_WIDGET_CLASS(class), DiyafmWindow, words);
gtk_widget_class_bind_template_child_private(GTK_WIDGET_CLASS(class), DiyafmWindow, sidebar);
gtk_widget_class_bind_template_child_private (GTK_WIDGET_CLASS (class), DiyafmWindow, lines);
gtk_widget_class_bind_template_child_private (GTK_WIDGET_CLASS (class), DiyafmWindow, lines_label);
gtk_widget_class_bind_template_callback(GTK_WIDGET_CLASS(class), search_text_changed);
gtk_widget_class_bind_template_callback(GTK_WIDGET_CLASS(class), visible_child_changed);
}
DiyafmWindow *diyafm_window_new(DiyafmApp *app)
{
return g_object_new(DIYAFM_WINDOW_TYPE, "application", app, NULL);
}
void diyafm_window_open(DiyafmWindow *win, GFile *file, gboolean active)
{
DiyafmWindowPrivate *priv;
gchar *basename;
GtkWidget *scrolled, *view;
gchar *contents;
gsize length;
GtkTextIter start_iter, end_iter;
GtkTextTag *tag;
priv = diyafm_window_get_instance_private(win);
basename = g_file_get_basename(file);
scrolled = gtk_scrolled_window_new(NULL, NULL);
gtk_widget_show(scrolled);
gtk_widget_set_hexpand(scrolled, TRUE);
gtk_widget_set_vexpand(scrolled, TRUE);
view = gtk_text_view_new();
gtk_text_view_set_editable(GTK_TEXT_VIEW(view), FALSE);
gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(view), FALSE);
gtk_widget_show(view);
gtk_container_add(GTK_CONTAINER(scrolled), view);
gtk_stack_add_titled(GTK_STACK(priv->stack), scrolled, basename, basename);
GtkTextBuffer *buffer;
buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(view));
if (g_file_load_contents(file, NULL, &contents, &length, NULL, NULL))
{
gtk_text_buffer_set_text(buffer, contents, length);
g_free(contents);
}
tag = gtk_text_buffer_create_tag(buffer, NULL, NULL);
g_settings_bind(priv->settings, "font", tag, "font", G_SETTINGS_BIND_DEFAULT);
gtk_text_buffer_get_start_iter(buffer, &start_iter);
gtk_text_buffer_get_end_iter(buffer, &end_iter);
gtk_text_buffer_apply_tag(buffer, tag, &start_iter, &end_iter);
gtk_widget_set_sensitive(priv->search, TRUE);
if(active)
{
printf("active file is %s\n", basename);
update_words(win);
}
update_lines (win);
g_free(basename);
}