tex.c

#include <gtk/gtk.h>
#include <gtksourceview/gtksource.h>

GtkWidget *text_view;
gchar *current_filename = NULL;
gboolean dark_mode = FALSE;
GtkTextTag *current_line_tag = NULL;

// פונקציות קבצים
void open_file(GtkWidget *widget, gpointer data) {
    GtkWidget *dialog = gtk_file_chooser_dialog_new("Open File",
        NULL, GTK_FILE_CHOOSER_ACTION_OPEN,
        "_Cancel", GTK_RESPONSE_CANCEL,
        "_Open", GTK_RESPONSE_ACCEPT,
        NULL);

    if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) {
        g_free(current_filename);
        current_filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
        gchar *content;
        g_file_get_contents(current_filename, &content, NULL, NULL);
        GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text_view));
        gtk_text_buffer_set_text(buffer, content, -1);
        g_free(content);
    }
    gtk_widget_destroy(dialog);
}

void save_file(GtkWidget *widget, gpointer data) {
    if (!current_filename) {
        GtkWidget *dialog = gtk_file_chooser_dialog_new("Save File As",
            NULL, GTK_FILE_CHOOSER_ACTION_SAVE,
            "_Cancel", GTK_RESPONSE_CANCEL,
            "_Save", GTK_RESPONSE_ACCEPT,
            NULL);

        if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) {
            g_free(current_filename);
            current_filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
        }
        gtk_widget_destroy(dialog);
    }

    if (current_filename) {
        GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text_view));
        GtkTextIter start, end;
        gtk_text_buffer_get_bounds(buffer, &start, &end);
        gchar *text = gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
        g_file_set_contents(current_filename, text, -1, NULL);
        g_free(text);
    }
}

void new_file(GtkWidget *widget, gpointer data) {
    GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text_view));
    gtk_text_buffer_set_text(buffer, "", -1);
    g_free(current_filename);
    current_filename = NULL;
}

void rename_file(GtkWidget *widget, gpointer data) {
    if (!current_filename) return;

    GtkWidget *dialog = gtk_file_chooser_dialog_new("Rename File",
        NULL, GTK_FILE_CHOOSER_ACTION_SAVE,
        "_Cancel", GTK_RESPONSE_CANCEL,
        "_Rename", GTK_RESPONSE_ACCEPT,
        NULL);

    gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(dialog), current_filename);

    if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) {
        gchar *new_filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
        rename(current_filename, new_filename);
        g_free(current_filename);
        current_filename = new_filename;
    }

    gtk_widget_destroy(dialog);
}

// Dark/Light Mode
void toggle_dark_light(GtkWidget *widget, gpointer data) {
    GtkSourceView *sv = GTK_SOURCE_VIEW(text_view);
    dark_mode = !dark_mode;

    if (dark_mode) {
        gtk_widget_override_background_color(text_view, GTK_STATE_FLAG_NORMAL, &(GdkRGBA){0,0,0,1});
        gtk_widget_override_color(text_view, GTK_STATE_FLAG_NORMAL, &(GdkRGBA){0.9,0.9,0.9,1});
    } else {
        gtk_widget_override_background_color(text_view, GTK_STATE_FLAG_NORMAL, &(GdkRGBA){1,1,1,1});
        gtk_widget_override_color(text_view, GTK_STATE_FLAG_NORMAL, &(GdkRGBA){0,0,0,1});
    }
}


void highlight_current_line(GtkTextBuffer *buffer) {
    GtkTextIter start, end;
    gtk_text_buffer_get_start_iter(buffer, &start);
    gtk_text_buffer_get_end_iter(buffer, &end);
    gtk_text_buffer_remove_tag(buffer, current_line_tag, &start, &end);

    GtkTextMark *mark = gtk_text_buffer_get_insert(buffer);
    GtkTextIter iter;
    gtk_text_buffer_get_iter_at_mark(buffer, &iter, mark);

    GtkTextIter line_start, line_end;
    gtk_text_buffer_get_iter_at_line(buffer, &line_start, gtk_text_iter_get_line(&iter));
    line_end = line_start;
    gtk_text_iter_forward_line(&line_end);

    gtk_text_buffer_apply_tag(buffer, current_line_tag, &line_start, &line_end);
}

void cursor_moved_callback(GtkTextBuffer *buffer, GtkTextIter *location, GtkTextMark *mark, gpointer user_data) {
    highlight_current_line(buffer);
}


// Handler לקיצורי מקשים
gboolean key_press_event(GtkWidget *widget, GdkEventKey *event, gpointer user_data) {
    if ((event->state & GDK_META_MASK) && event->keyval == GDK_KEY_s) {
        save_file(NULL, NULL);
        return TRUE;
    }
    return FALSE;
}

int main(int argc, char *argv[]) {
    gtk_init(&argc, &argv);

    GtkWidget *window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
    gtk_window_set_title(GTK_WINDOW(window), "The TeX Text Editor");
    gtk_window_set_default_size(GTK_WINDOW(window), 800, 600);
    g_signal_connect(window, "destroy", G_CALLBACK(gtk_main_quit), NULL);
    g_signal_connect(window, "key-press-event", G_CALLBACK(key_press_event), NULL);


// כאן מוסיפים את ה-CSS של Dark Mode או Light Mode
GtkCssProvider *css_provider = gtk_css_provider_new();
gtk_css_provider_load_from_data(css_provider,
    "window, button {"
    "   background-color: #000000;"
    "   color: #FFFFFF;"
    "}"
    "textview {"
    "   background-color: #FFFFFF;"
    "   color: #FFFFFF;"
    "}", -1, NULL);

GtkStyleContext *context = gtk_widget_get_style_context(window);
gtk_style_context_add_provider(context, GTK_STYLE_PROVIDER(css_provider), GTK_STYLE_PROVIDER_PRIORITY_USER);
g_object_unref(css_provider);


    GtkWidget *vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 5);
    gtk_container_add(GTK_CONTAINER(window), vbox);

    // סרגל כפתורים אופקי
    GtkWidget *hbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 5);
    gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);

    GtkWidget *btn_new = gtk_button_new_with_label("New");
    g_signal_connect(btn_new, "clicked", G_CALLBACK(new_file), NULL);
    gtk_box_pack_start(GTK_BOX(hbox), btn_new, FALSE, FALSE, 0);

    GtkWidget *btn_open = gtk_button_new_with_label("Open");
    g_signal_connect(btn_open, "clicked", G_CALLBACK(open_file), NULL);
    gtk_box_pack_start(GTK_BOX(hbox), btn_open, FALSE, FALSE, 0);

    GtkWidget *btn_save = gtk_button_new_with_label("Save");
    g_signal_connect(btn_save, "clicked", G_CALLBACK(save_file), NULL);
    gtk_box_pack_start(GTK_BOX(hbox), btn_save, FALSE, FALSE, 0);

    GtkWidget *btn_rename = gtk_button_new_with_label("Rename");
    g_signal_connect(btn_rename, "clicked", G_CALLBACK(rename_file), NULL);
    gtk_box_pack_start(GTK_BOX(hbox), btn_rename, FALSE, FALSE, 0);

    GtkWidget *btn_toggle = gtk_button_new_with_label("Dark/Light Mode");
    g_signal_connect(btn_toggle, "clicked", G_CALLBACK(toggle_dark_light), NULL);
    gtk_box_pack_start(GTK_BOX(hbox), btn_toggle, FALSE, FALSE, 0);

    // SourceView
    text_view = gtk_source_view_new();
    GtkSourceBuffer *buffer = GTK_SOURCE_BUFFER(gtk_text_view_get_buffer(GTK_TEXT_VIEW(text_view)));

    GtkSourceLanguageManager *lm = gtk_source_language_manager_get_default();
    GtkSourceLanguage *language = gtk_source_language_manager_get_language(lm, "c");
    gtk_source_buffer_set_language(buffer, language);


    current_line_tag = gtk_text_buffer_create_tag(GTK_TEXT_BUFFER(buffer), "current_line", "background", "#d4a017", NULL);
    g_signal_connect(buffer, "mark-set", G_CALLBACK(cursor_moved_callback), NULL);

    gtk_source_view_set_show_line_numbers(GTK_SOURCE_VIEW(text_view), TRUE);
    gtk_source_view_set_highlight_current_line(GTK_SOURCE_VIEW(text_view), FALSE);

    // Font
    PangoFontDescription *font_desc = pango_font_description_from_string("Monospace 16");
    gtk_widget_override_font(text_view, font_desc);
    pango_font_description_free(font_desc);

    gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text_view), 10);
    gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text_view), 10);

    GtkWidget *scrolled_window = gtk_scrolled_window_new(NULL, NULL);
    gtk_container_add(GTK_CONTAINER(scrolled_window), text_view);
    gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled_window),
                                   GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);

    gtk_widget_set_margin_start(scrolled_window, 10);
    gtk_widget_set_margin_end(scrolled_window, 10);
    gtk_widget_set_margin_top(scrolled_window, 5);
    gtk_widget_set_margin_bottom(scrolled_window, 5);

    gtk_box_pack_start(GTK_BOX(vbox), scrolled_window, TRUE, TRUE, 0);

    gtk_widget_show_all(window);
    gtk_main();
    g_free(current_filename);
    return 0;
}