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<page xmlns="http://projectmallard.org/1.0/" xmlns:its="http://www.w3.org/2005/11/its" xmlns:xi="http://www.w3.org/2001/XInclude" type="guide" style="task" id="textview.c" xml:lang="el">
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<info>
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<title type="text">TextView (C)</title>
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<link type="guide" xref="c#multiline"/>
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<revision version="0.1" date="2012-07-10" status="draft"/>
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<credit type="author copyright">
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<name>Monica Kochofar</name>
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<email its:translate="no">monicakochofar@gmail.com</email>
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<years>2012</years>
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</credit>
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<desc>Γραφικό στοιχείο που εμφανίζει ένα GtkTextBuffer</desc>
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<mal:credit xmlns:mal="http://projectmallard.org/1.0/" type="translator copyright">
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<mal:name>Ελληνική μεταφραστική ομάδα GNOME</mal:name>
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<mal:email>team@gnome.gr</mal:email>
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<mal:years>2012-2015</mal:years>
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</mal:credit>
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<mal:credit xmlns:mal="http://projectmallard.org/1.0/" type="translator copyright">
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<mal:name>Δημήτρης Σπίγγος</mal:name>
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<mal:email>dmtrs32@gmail.com</mal:email>
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<mal:years>2012, 2013</mal:years>
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</mal:credit>
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<mal:credit xmlns:mal="http://projectmallard.org/1.0/" type="translator copyright">
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<mal:name>Μαρία Θουκιδίδου</mal:name>
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<mal:email>marablack3@gmail.com</mal:email>
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<mal:years>2014</mal:years>
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</mal:credit>
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<mal:credit xmlns:mal="http://projectmallard.org/1.0/" type="translator copyright">
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<mal:name>Θάνος Τρυφωνίδης</mal:name>
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<mal:email>tomtryf@gmail.com</mal:email>
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<mal:years>2014, 2015</mal:years>
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</mal:credit>
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</info>
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<title>Γραφικό στοιχείο TreeView</title>
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<note style="sidebar">Εάν πατήσετε "enter", έχουμε νέα γραμμή.
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Εάν πατήσουμε "enter" περισσότερες φορές τότε υπάρχουν γραμμές στο προεπιλεγμένο μέγεθος παραθύρου, μετά εμφανίζεται η κάθετη γραμμή κύλισης.
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Εάν γράψουμε μια μεγάλη πρόταση, το κείμενο θα αναδιπλωθεί διακόπτοντας τις γραμμές μεταξύ των λέξεων.
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Εάν έχουμε μια μεγάαααααααααααααααααααααααααααααααλη λέξη (που είναι μεγάλη), μια* οριζόντια γραμμή κύλισης θα εμφανιστεί. </note>
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<media type="image" mime="image/png" src="media/textview.png"/>
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Αυτό είναι ένα παράδειγμα του Gtk.TextView
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#include <gtk/gtk.h>
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static void
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activate (GtkApplication *app,
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gpointer user_data)
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{
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/* Declare variables */
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GtkWidget *window;
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GtkWidget *text_view;
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GtkWidget *scrolled_window;
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GtkTextBuffer *buffer;
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/* Create a window with a title, and a default size */
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window = gtk_application_window_new (app);
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gtk_window_set_title (GTK_WINDOW (window), "TextView Example");
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gtk_window_set_default_size (GTK_WINDOW (window), 220, 200);
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/* The text buffer represents the text being edited */
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buffer = gtk_text_buffer_new (NULL);
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/* Text view is a widget in which can display the text buffer.
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* The line wrapping is set to break lines in between words.
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*/
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text_view = gtk_text_view_new_with_buffer (buffer);
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gtk_text_view_set_wrap_mode (GTK_TEXT_VIEW (text_view), GTK_WRAP_WORD);
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/* Create the scrolled window. Usually NULL is passed for both parameters so
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* that it creates the horizontal/vertical adjustments automatically. Setting
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* the scrollbar policy to automatic allows the scrollbars to only show up
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* when needed.
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*/
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scrolled_window = gtk_scrolled_window_new (NULL, NULL);
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gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window),
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GTK_POLICY_AUTOMATIC,
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GTK_POLICY_AUTOMATIC);
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/* The function directly below is used to add children to the scrolled window
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* with scrolling capabilities (e.g text_view), otherwise,
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* gtk_scrolled_window_add_with_viewport() would have been used
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*/
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gtk_container_add (GTK_CONTAINER (scrolled_window),
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text_view);
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gtk_container_set_border_width (GTK_CONTAINER (scrolled_window), 5);
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gtk_container_add (GTK_CONTAINER (window), scrolled_window);
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gtk_widget_show_all (window);
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}
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int
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main (int argc, char **argv)
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{
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GtkApplication *app;
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int status;
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app = gtk_application_new ("org.gtk.example", G_APPLICATION_FLAGS_NONE);
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g_signal_connect (app, "activate", G_CALLBACK (activate), NULL);
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status = g_application_run (G_APPLICATION (app), argc, argv);
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g_object_unref (app);
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return status;
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}
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Σε αυτό το παράδειγμα χρησιμοποιήσαμε τα παρακάτω:
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<list>
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<item><link href="http://developer.gnome.org/gtk3/3.4/GtkApplication.html">GtkApplication</link> </item>
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<item><link href="http://developer.gnome.org/gtk3/3.4/GtkWindow.html">GtkWindow</link> </item>
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<item><link href="http://developer.gnome.org/gtk3/stable/GtkTextBuffer.html">GtkTextBuffer</link> </item>
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<item><link href="http://developer.gnome.org/gtk3/stable/GtkTextView.html">GtkTextView</link> </item>
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<item><link href="http://developer.gnome.org/gtk3/stable/GtkScrolledWindow.html">GtkScrolledWindow</link> </item>
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<item><link href="http://developer.gnome.org/gtk3/stable/GtkContainer.html">GtkContainer</link> </item>
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</list>
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</page>
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