Teine commit. 04.03

ceditor.c

+#include <gtk/gtk.h>
+
+/*  TODO
+    Failide avamine
+    Failide salvestamine
+*/
+
+#ifdef SOURCEVIEW
+#include <gtksourceview/gtksource.h>
+#endif
+
+#ifdef SOURCEVIEW
+#define PEALKIRI "CEditor SourceView"
+#else
+#define PEALKIRI "CEditor TextView"
+#endif
+
+
+
+void AvaFail(GtkWidget *Nupp, gpointer Data)
+{
+    GtkWidget *Dialog = gtk_file_chooser_dialog_new("Ava fail", NULL, GTK_FILE_CHOOSER_ACTION_OPEN,
+                                      "Tühista", GTK_RESPONSE_CANCEL,
+                                      "Ava", GTK_RESPONSE_ACCEPT, NULL);
+    gint Vastus = gtk_dialog_run(GTK_DIALOG(Dialog));
+    if(Vastus == GTK_RESPONSE_ACCEPT)
+    {
+        char *Nimi = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(Dialog));
+        gchar *Sisu;
+        GError *Viga;
+        // TODO paremad veateated
+        if(g_file_get_contents(Nimi, &Sisu, NULL, &Viga))
+        {
+            if(g_utf8_validate(Sisu, -1, NULL))
+            {
+                gtk_text_buffer_set_text(GTK_TEXT_BUFFER(Data), Sisu, -1);
+            } else printf("g_utf8_validate viga\n");
+            g_free(Sisu);
+        }
+        else
+        {
+            printf("Viga faili avamisel: %s\n", Viga->message);
+            g_error_free(Viga);
+        }
+        g_free(Nimi);
+    }
+    gtk_widget_destroy(Dialog);
+}
+
+void SalvestaFail(GtkWidget *Nupp, gpointer Data)
+{
+    GtkTextBuffer *Puhver = GTK_TEXT_BUFFER(Data);
+    GtkWidget *Dialog = gtk_file_chooser_dialog_new("Salvesta fail", NULL, GTK_FILE_CHOOSER_ACTION_SAVE,
+                                      "Tühista", GTK_RESPONSE_CANCEL,
+                                      "Salvesta", GTK_RESPONSE_ACCEPT, NULL);
+    gint Vastus = gtk_dialog_run(GTK_DIALOG(Dialog));
+    if(Vastus == GTK_RESPONSE_ACCEPT)
+    {
+        char *Nimi = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(Dialog));
+        gchar *Sisu;
+        GtkTextIter TekstA, TekstL;
+        gtk_text_buffer_get_start_iter(Puhver, &TekstA);
+        gtk_text_buffer_get_end_iter(Puhver, &TekstL);
+        Sisu = gtk_text_buffer_get_text(Puhver, &TekstA, &TekstL, TRUE);
+        gtk_text_buffer_set_modified(Puhver, FALSE);
+
+        GError *Viga = NULL;
+        if(g_file_set_contents(Nimi, Sisu, -1, &Viga) == FALSE)
+        {
+            printf("Viga faili salvestamisel: %s\n", Viga->message);
+            g_error_free(Viga);
+        }
+        g_free(Nimi);
+        g_free(Sisu);
+    }
+    gtk_widget_destroy(Dialog);
+}
+
+
+// Uuenda näidatud rida ja veergu kursori asukoha järgi
+void UuendaRidaVeerg(GtkTextBuffer *Puhver, GtkStatusbar  *StatusBar)
+{
+    GtkTextIter Iter;
+    // Leia kursori asukoht
+    gtk_text_buffer_get_iter_at_mark(Puhver, &Iter, gtk_text_buffer_get_insert(Puhver));
+    // Võta selle rida ja veerg
+    gint Rida = gtk_text_iter_get_line(&Iter);
+    gint Veerg = gtk_text_iter_get_line_offset(&Iter);
+
+    gtk_statusbar_pop(StatusBar, 0); // Võta eelmine tekst ära
+    gchar *Tekst = g_strdup_printf("%d:%d", Rida + 1, Veerg + 1); // Loo string rea ja veeruga
+    gtk_statusbar_push(StatusBar, 0, Tekst); // Näita teksti
+
+    g_free(Tekst);
+}
+
+// Kutsutakse copy/paste lohistamise korral, praegu lihtsalt uuendab rida/veergu
+void TekstMarkSet(GtkTextBuffer *Puhver, const GtkTextIter *new_location, GtkTextMark *Mark, gpointer Data)
+{
+    UuendaRidaVeerg(Puhver, GTK_STATUSBAR(Data));
+}
+
+int main(int argc, char **argv)
+{
+    gtk_init(&argc, &argv);
+
+    // Aken
+    GtkWidget *Aken = gtk_window_new(GTK_WINDOW_TOPLEVEL); // Loo aken
+    gtk_window_set_position(GTK_WINDOW(Aken), GTK_WIN_POS_CENTER); // Aken ekraani keskel
+    gtk_window_set_default_size(GTK_WINDOW(Aken), 800, 600); // Akna suurus
+    gtk_window_set_title(GTK_WINDOW(Aken), PEALKIRI); // Pealkiri
+    // Close nupu callback
+    g_signal_connect_swapped(G_OBJECT(Aken), "destroy", G_CALLBACK(gtk_main_quit), NULL);
+
+    // Tekstiaken
+#ifdef SOURCEVIEW
+    GtkWidget *View = gtk_source_view_new(); // Loo tekstiaken
+#else
+    GtkWidget *View = gtk_text_view_new(); // Loo tekstiaken
+#endif
+
+    // Teksti puhver
+    GtkTextBuffer *Puhver = gtk_text_view_get_buffer(GTK_TEXT_VIEW(View)); // Tekstiakna teksti puhver
+
+    // Menu bar
+    GtkWidget *MenuBar = gtk_menu_bar_new(); // Loo menu bar
+    GtkWidget *FailMenuNupp = gtk_menu_item_new_with_label("Fail"); // Fail
+    GtkWidget *AboutMenuNupp = gtk_menu_item_new_with_label("About"); // About
+    GtkWidget *FailMenu = gtk_menu_new(); // Fail menüü
+    GtkWidget *FailMenuUus = gtk_menu_item_new_with_label("Uus"); // Fail->Uus
+    GtkWidget *FailMenuAva = gtk_menu_item_new_with_label("Ava"); // Fail->Ava
+    GtkWidget *FailMenuSalvesta = gtk_menu_item_new_with_label("Salvesta"); // Fail->Salvesta
+    GtkWidget *FailMenuSalvestaN = gtk_menu_item_new_with_label("Salvesta nimega"); // Fail->Salvesta nimega
+    GtkWidget *FailMenuValju = gtk_menu_item_new_with_label("Välju"); // Fail->Välju
+    // Menüü nupud menu bar'i
+    gtk_menu_shell_append(GTK_MENU_SHELL(MenuBar), FailMenuNupp);
+    gtk_menu_shell_append(GTK_MENU_SHELL(MenuBar), AboutMenuNupp);
+    // Menüüd nuppudesse
+    gtk_menu_item_set_submenu(GTK_MENU_ITEM(FailMenuNupp), FailMenu);
+    // Fail menüü
+    gtk_menu_shell_append(GTK_MENU_SHELL(FailMenu), FailMenuUus); // Fail->Uus
+    gtk_menu_shell_append(GTK_MENU_SHELL(FailMenu), FailMenuAva); // Fail->Ava
+    g_signal_connect(FailMenuAva, "activate", G_CALLBACK(AvaFail), Puhver);
+    gtk_menu_shell_append(GTK_MENU_SHELL(FailMenu), FailMenuSalvesta); // Fail->Salvesta
+    gtk_menu_shell_append(GTK_MENU_SHELL(FailMenu), FailMenuSalvestaN); // Fail->Salvesta nimega
+    g_signal_connect(FailMenuSalvestaN, "activate", G_CALLBACK(SalvestaFail), Puhver);
+    gtk_menu_shell_append(GTK_MENU_SHELL(FailMenu), gtk_separator_menu_item_new());
+    gtk_menu_shell_append(GTK_MENU_SHELL(FailMenu), FailMenuValju); // Fail->Välju
+    g_signal_connect(G_OBJECT(FailMenuValju), "activate", G_CALLBACK(gtk_main_quit), NULL);
+    // Pane menubar box'i
+
+
+    GtkWidget *ScrollWindow = gtk_scrolled_window_new(NULL, NULL); //tekitame scrollitava akna
+    gtk_container_add(GTK_CONTAINER(ScrollWindow), View); //paigutame tesktiakna scrollitavasse aknasse
+
+    //standard scrollbar asjad
+    gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(ScrollWindow),
+                        GTK_POLICY_AUTOMATIC,GTK_POLICY_AUTOMATIC);
+    gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(ScrollWindow),
+                        GTK_SHADOW_ETCHED_IN);
+
+    // Box
+    GtkWidget *Box = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0); // Vertikaalne box, 0px vahe
+    gtk_box_pack_start(GTK_BOX(Box), MenuBar, FALSE, FALSE, 0);
+    gtk_box_pack_start(GTK_BOX(Box), ScrollWindow, TRUE, TRUE, 0); // Pane tekstiaken box'i
+    gtk_container_add(GTK_CONTAINER(Aken), Box); //Pane box aknasse
+
+
+    // Status bar
+    GtkWidget *StatusBar = gtk_statusbar_new(); // Loo status bar
+    gtk_box_pack_start(GTK_BOX(Box), StatusBar, FALSE, FALSE, 0); // Pane statusbar box'i
+    // Teksti muutuse callback, uuendab rida/veergu
+    g_signal_connect(Puhver, "changed", G_CALLBACK(UuendaRidaVeerg), StatusBar);
+    // Copy/paste lohistamise callback, uuendab samuti
+    g_signal_connect_object(Puhver, "mark_set", G_CALLBACK(TekstMarkSet), StatusBar, 0);
+
+    gtk_widget_show_all(Aken); // Näita akent
+    UuendaRidaVeerg(Puhver, GTK_STATUSBAR(StatusBar)); // Esimene uuendus
+
+    gtk_main();
+
+    return 0;
+}