67 lines
2.3 KiB
C
67 lines
2.3 KiB
C
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/* Text View/Tabs
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*
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* GtkTextView can position text at fixed positions, using tabs.
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* Tabs can specify alignment, and also allow aligning numbers
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* on the decimal point.
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*
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* The example here has three tabs, with left, numeric and right
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* alignment.
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*/
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#include <gtk/gtk.h>
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#include <gdk/gdkkeysyms.h>
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GtkWidget *
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do_tabs (GtkWidget *do_widget)
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{
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static GtkWidget *window = NULL;
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if (!window)
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{
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GtkWidget *view;
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GtkWidget *sw;
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GtkTextBuffer *buffer;
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PangoTabArray *tabs;
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window = gtk_window_new ();
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gtk_window_set_title (GTK_WINDOW (window), "Tabs");
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gtk_window_set_display (GTK_WINDOW (window),
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gtk_widget_get_display (do_widget));
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gtk_window_set_default_size (GTK_WINDOW (window), 330, 130);
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gtk_window_set_resizable (GTK_WINDOW (window), FALSE);
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g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
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view = gtk_text_view_new ();
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gtk_text_view_set_wrap_mode (GTK_TEXT_VIEW (view), GTK_WRAP_WORD);
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gtk_text_view_set_top_margin (GTK_TEXT_VIEW (view), 20);
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gtk_text_view_set_bottom_margin (GTK_TEXT_VIEW (view), 20);
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gtk_text_view_set_left_margin (GTK_TEXT_VIEW (view), 20);
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gtk_text_view_set_right_margin (GTK_TEXT_VIEW (view), 20);
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tabs = pango_tab_array_new (3, TRUE);
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pango_tab_array_set_tab (tabs, 0, PANGO_TAB_LEFT, 0);
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pango_tab_array_set_tab (tabs, 1, PANGO_TAB_DECIMAL, 150);
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pango_tab_array_set_decimal_point (tabs, 1, '.');
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pango_tab_array_set_tab (tabs, 2, PANGO_TAB_RIGHT, 290);
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gtk_text_view_set_tabs (GTK_TEXT_VIEW (view), tabs);
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pango_tab_array_free (tabs);
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buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
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gtk_text_buffer_set_text (buffer, "one\t2.0\tthree\nfour\t5.555\tsix\nseven\t88.88\tnine", -1);
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sw = gtk_scrolled_window_new ();
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gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
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GTK_POLICY_NEVER,
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GTK_POLICY_AUTOMATIC);
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gtk_window_set_child (GTK_WINDOW (window), sw);
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gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (sw), view);
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}
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if (!gtk_widget_get_visible (window))
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gtk_widget_set_visible (window, TRUE);
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else
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gtk_window_destroy (GTK_WINDOW (window));
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return window;
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}
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