Advance the pager to the end when clicked

[projects/chimara/chimara.git] / libchimara / pager.c

diff --git a/libchimara/pager.c b/libchimara/pager.c
index efb941b46f39bb945e82292539e89c5371d09f02..c0c76a05bf4a09cc3e822779fdd8f49fc9bc5feb 100644 (file)
--- a/libchimara/pager.c
+++ b/libchimara/pager.c
@@ -46,7 +46,7 @@ static void
 start_paging(winid_t win)
 {
        win->currently_paging = TRUE;
-       g_signal_handler_unblock(win->widget, win->pager_expose_handler);
+       gtk_widget_show(win->pager);
        g_signal_handler_unblock(win->widget, win->pager_keypress_handler);
 }
 
@@ -55,10 +55,18 @@ static void
 stop_paging(winid_t win)
 {
        win->currently_paging = FALSE;
-       g_signal_handler_block(win->widget, win->pager_expose_handler);
+       gtk_widget_hide(win->pager);
        g_signal_handler_block(win->widget, win->pager_keypress_handler);
 }
 
+void
+pager_on_clicked(GtkButton *pager, winid_t win)
+{
+       GtkAdjustment *adj = gtk_scrolled_window_get_vadjustment( GTK_SCROLLED_WINDOW(win->scrolledwindow) );
+       double upper = gtk_adjustment_get_upper(adj);
+       gtk_adjustment_set_value(adj, upper);
+}
+
 /* When the user scrolls up in a textbuffer, start paging. */
 void
 pager_after_adjustment_changed(GtkAdjustment *adj, winid_t win)
@@ -71,16 +79,13 @@ pager_after_adjustment_changed(GtkAdjustment *adj, winid_t win)
                start_paging(win);
        else if(scroll_distance == 0 && win->currently_paging)
                stop_paging(win);
-       
-       /* Refresh the widget so that any extra "more" prompts disappear */
-       gtk_widget_queue_draw(win->widget);
 }
 
 /* Handle key press events in the textview while paging is active */
 gboolean
 pager_on_key_press_event(GtkTextView *textview, GdkEventKey *event, winid_t win)
 {
-       GtkAdjustment *adj = gtk_scrolled_window_get_vadjustment( GTK_SCROLLED_WINDOW(win->frame) );
+       GtkAdjustment *adj = gtk_scrolled_window_get_vadjustment( GTK_SCROLLED_WINDOW(win->scrolledwindow) );
        gdouble page_size, upper, lower, value;
        g_object_get(adj, 
                "page-size", &page_size,
@@ -104,24 +109,6 @@ pager_on_key_press_event(GtkTextView *textview, GdkEventKey *event, winid_t win)
        return FALSE; /* if the key wasn't handled here, pass it to other handlers */
 }
 
-/* Draw the "more" prompt on top of the buffer, after the regular draw event has run */
-gboolean
-pager_on_draw(GtkTextView *textview, cairo_t *cr, winid_t win)
-{
-       /* Calculate the position of the 'more' tag */
-       gint promptwidth, promptheight;
-       pango_layout_get_pixel_size(win->pager_layout, &promptwidth, &promptheight);
-
-       int winwidth = gtk_widget_get_allocated_width( GTK_WIDGET(textview) );
-       int winheight = gtk_widget_get_allocated_height( GTK_WIDGET(textview) );
-
-       /* Draw the 'more' tag */
-       cairo_move_to(cr, winwidth - promptwidth, winheight - promptheight);
-       pango_cairo_show_layout(cr, win->pager_layout);
-
-       return FALSE; /* Propagate event further */
-}
-
 /* Check whether paging should be done. This function is called after the
  * textview has finished validating text positions. */
 void 
@@ -147,7 +134,7 @@ pager_after_size_allocate(GtkTextView *textview, GdkRectangle *allocation, winid
        
        /* Scroll past text already read by user. This is automatic scrolling, so disable the pager_ajustment_handler
         * first, that acts on the belief the scolling is performed by the user. */
-       GtkAdjustment *adj = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(win->frame));
+       GtkAdjustment *adj = gtk_scrolled_window_get_vadjustment(GTK_SCROLLED_WINDOW(win->scrolledwindow));
        g_signal_handler_block(adj, win->pager_adjustment_handler);
        GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(win->widget));
        GtkTextMark *pager_position = gtk_text_buffer_get_mark(buffer, "pager_position");