Remove scrollbar drawing from KatzeScrolled
The gdk_draw interfaces are deprecated, and since we don't use custom scrollbars anyway, we might as well remove them.
This commit is contained in:
Christian Dywan
parent
80e1c4149c
commit
20aa562de5
1 changed files with 0 additions and 216 deletions
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@ -137,15 +137,6 @@ struct _KatzeScrolledPrivate
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gdouble vertical_speed;
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gdouble horizontal_deceleration;
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gdouble vertical_deceleration;
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/* Internal scrollbars */
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GdkWindow* vertical_scrollbar_window;
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GdkWindow* horizontal_scrollbar_window;
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gint vertical_scrollbar_size;
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gint horizontal_scrollbar_size;
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guint hide_scrollbars_timeout_id;
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GdkGC* hilight_gc;
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GdkGC* shadow_gc;
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};
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typedef struct _KatzeScrolledState KatzeScrolledState;
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@ -277,132 +268,6 @@ enable_hadjustment (KatzeScrolled* scrolled)
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g_signal_handlers_unblock_matched (priv->hadjustment, G_SIGNAL_MATCH_DATA, 0, 0, 0, 0, priv->viewport);
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}
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static gboolean
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on_expose_event (GtkWidget* widget,
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GdkEventExpose* event,
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KatzeScrolled* scrolled)
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{
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KatzeScrolledPrivate* priv = scrolled->priv;
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gboolean ret = FALSE;
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if (gtk_widget_is_drawable (widget))
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{
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if (event->window == priv->horizontal_scrollbar_window)
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{
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if (priv->horizontal_scrollbar_size)
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{
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gdk_draw_line (event->window, priv->hilight_gc, 0, 0, priv->horizontal_scrollbar_size - 1, 0);
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gdk_draw_line (event->window, priv->hilight_gc, 0, 1, 0, 9);
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gdk_draw_line (event->window, priv->shadow_gc, priv->horizontal_scrollbar_size - 1, 1, priv->horizontal_scrollbar_size - 1, 9);
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gdk_draw_line (event->window, priv->shadow_gc, 0, 9, priv->horizontal_scrollbar_size - 1, 9);
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}
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ret = TRUE;
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}
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else if (event->window == priv->vertical_scrollbar_window)
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{
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if (priv->vertical_scrollbar_size)
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{
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gdk_draw_line (event->window, priv->hilight_gc, 0, 0, 9, 0);
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gdk_draw_line (event->window, priv->hilight_gc, 0, 1, 0, priv->vertical_scrollbar_size - 1);
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gdk_draw_line (event->window, priv->shadow_gc, 9, 1, 9, priv->vertical_scrollbar_size - 1);
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gdk_draw_line (event->window, priv->shadow_gc, 0, priv->vertical_scrollbar_size - 1, 9, priv->vertical_scrollbar_size - 1);
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}
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ret = TRUE;
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}
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}
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return ret;
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}
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static gboolean
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adjust_scrollbar (KatzeScrolled* scrolled,
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GdkWindow* scrollbar_window,
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GtkAdjustment* adjustment,
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gint* previous_size,
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gboolean horizontal)
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{
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KatzeScrolledPrivate* priv = scrolled->priv;
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GtkWidget* widget = GTK_WIDGET (scrolled);
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gdouble page_size, upper, lower, value;
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gint x, y;
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gint size;
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double position;
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GtkAllocation allocation;
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GtkWidget* window;
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page_size = gtk_adjustment_get_page_size (adjustment);
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upper = gtk_adjustment_get_upper (adjustment);
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lower = gtk_adjustment_get_lower (adjustment);
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value = gtk_adjustment_get_value (adjustment);
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if (page_size >= upper - lower)
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{
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*previous_size = 0;
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return FALSE;
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}
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gtk_widget_get_allocation (widget, &allocation);
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size = page_size / (upper - lower)
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* (horizontal ? allocation.height : allocation.width);
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if (size != *previous_size)
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{
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*previous_size = size;
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if (horizontal)
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{
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gdk_window_resize (scrollbar_window, 10, size);
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gdk_window_clear (scrollbar_window);
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gdk_draw_line (scrollbar_window, priv->hilight_gc, 0, 0, 9, 0);
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gdk_draw_line (scrollbar_window, priv->hilight_gc, 0, 1, 0, size - 1);
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gdk_draw_line (scrollbar_window, priv->shadow_gc, 9, 1, 9, size - 1);
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gdk_draw_line (scrollbar_window, priv->shadow_gc, 0, size - 1, 9, size - 1);
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}
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else
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{
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gdk_window_resize (scrollbar_window, size, 10);
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gdk_window_clear (scrollbar_window);
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gdk_draw_line (scrollbar_window, priv->hilight_gc, 0, 0, size - 1, 0);
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gdk_draw_line (scrollbar_window, priv->hilight_gc, 0, 1, 0, 9);
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gdk_draw_line (scrollbar_window, priv->shadow_gc, size - 1, 1, size - 1, 9);
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gdk_draw_line (scrollbar_window, priv->shadow_gc, 0, 9, size - 1, 9);
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}
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}
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position = (value - lower) / (upper - lower);
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window = gtk_widget_get_toplevel (widget);
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if (horizontal)
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{
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gtk_widget_translate_coordinates (widget, window,
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allocation.width - 20, position * allocation.height, &x, &y);
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gdk_window_move (scrollbar_window, x, y);
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}
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else
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{
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gtk_widget_translate_coordinates (widget, window,
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position * allocation.width, allocation.height - 20, &x, &y);
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gdk_window_move (scrollbar_window, x, y);
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}
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return TRUE;
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}
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static gboolean
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hide_scrollbars_timeout (gpointer data)
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{
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KatzeScrolled* scrolled = KATZE_SCROLLED (data);
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KatzeScrolledPrivate* priv = scrolled->priv;
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gdk_threads_enter ();
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gdk_window_hide (priv->vertical_scrollbar_window);
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gdk_window_hide (priv->horizontal_scrollbar_window);
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priv->hide_scrollbars_timeout_id = 0;
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gdk_threads_leave ();
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return FALSE;
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}
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static gdouble
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calculate_timeout_scroll_values (gdouble old_value,
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gdouble upper_limit,
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@ -485,13 +350,6 @@ do_timeout_scroll (KatzeScrolled* scrolled)
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}
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else if (new_hvalue != hvalue)
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gtk_adjustment_set_value (hadjustment, new_hvalue);
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adjust_scrollbar (scrolled, priv->horizontal_scrollbar_window,
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gtk_scrolled_window_get_hadjustment (gtk_scrolled),
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&priv->horizontal_scrollbar_size, FALSE);
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adjust_scrollbar (scrolled, priv->vertical_scrollbar_window,
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gtk_scrolled_window_get_vadjustment (gtk_scrolled),
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&priv->vertical_scrollbar_size, TRUE);
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}
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static gboolean
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@ -510,10 +368,6 @@ timeout_scroll (gpointer data)
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priv->horizontal_speed > -priv->deceleration)
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{
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priv->scrolling_timeout_id = 0;
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if (!priv->hide_scrollbars_timeout_id)
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priv->hide_scrollbars_timeout_id = g_timeout_add (500,
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hide_scrollbars_timeout, scrolled);
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ret = FALSE;
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}
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gdk_threads_leave ();
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@ -622,13 +476,6 @@ do_motion_scroll (KatzeScrolled* scrolled,
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priv->previous_y = y;
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priv->previous_x = x;
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priv->previous_time = timestamp;
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adjust_scrollbar (scrolled, priv->horizontal_scrollbar_window,
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gtk_scrolled_window_get_hadjustment (GTK_SCROLLED_WINDOW (scrolled)),
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&priv->horizontal_scrollbar_size, FALSE);
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adjust_scrollbar (scrolled, priv->vertical_scrollbar_window,
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gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (scrolled)),
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&priv->vertical_scrollbar_size, TRUE);
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}
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static gboolean
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@ -681,32 +528,6 @@ button_press_event (GtkWidget* widget,
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priv->start_time = event->time;
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}
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if (priv->scrolling_hints
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&& !gtk_widget_get_visible (gtk_scrolled_window_get_hscrollbar (
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GTK_SCROLLED_WINDOW (scrolled)))
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&& adjust_scrollbar (scrolled, priv->horizontal_scrollbar_window,
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gtk_scrolled_window_get_hadjustment (GTK_SCROLLED_WINDOW (scrolled)),
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&priv->horizontal_scrollbar_size, FALSE))
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{
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gdk_window_raise (priv->horizontal_scrollbar_window);
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gdk_window_show (priv->horizontal_scrollbar_window);
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}
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if (priv->scrolling_hints
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&& !gtk_widget_get_visible (gtk_scrolled_window_get_vscrollbar (
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GTK_SCROLLED_WINDOW (scrolled)))
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&& adjust_scrollbar (scrolled, priv->vertical_scrollbar_window,
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gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (scrolled)),
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&priv->vertical_scrollbar_size, TRUE))
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{
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gdk_window_raise (priv->vertical_scrollbar_window);
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gdk_window_show (priv->vertical_scrollbar_window);
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}
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if (priv->hide_scrollbars_timeout_id)
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{
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g_source_remove (priv->hide_scrollbars_timeout_id);
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priv->hide_scrollbars_timeout_id = 0;
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}
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return FALSE;
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}
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@ -742,9 +563,6 @@ button_release_event (GtkWidget* widget,
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do_timeout_scroll (scrolled);
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}
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else if (!priv->hide_scrollbars_timeout_id) {
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priv->hide_scrollbars_timeout_id = g_timeout_add (500, hide_scrollbars_timeout, scrolled);
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}
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priv->previous_x = x;
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priv->previous_y = y;
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priv->previous_time = event->time;
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@ -874,12 +692,10 @@ static void
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katze_scrolled_realize (GtkWidget* widget)
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{
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KatzeScrolled* scrolled = KATZE_SCROLLED (widget);
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KatzeScrolledPrivate* priv = scrolled->priv;
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gboolean drag_scrolling;
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GtkPolicyType policy;
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GdkWindow* window;
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GdkWindowAttr attr;
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GdkColor color;
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(*GTK_WIDGET_CLASS (katze_scrolled_parent_class)->realize) (widget);
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@ -896,25 +712,6 @@ katze_scrolled_realize (GtkWidget* widget)
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attr.wclass = GDK_INPUT_OUTPUT;
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attr.window_type = GDK_WINDOW_CHILD;
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attr.override_redirect = TRUE;
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priv->vertical_scrollbar_window = gdk_window_new (window, &attr, 0);
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priv->horizontal_scrollbar_window = gdk_window_new (window, &attr, 0);
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gdk_window_set_user_data (priv->vertical_scrollbar_window, widget);
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gdk_window_set_user_data (priv->horizontal_scrollbar_window, widget);
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g_signal_connect (widget, "expose-event",
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G_CALLBACK (on_expose_event), scrolled);
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color.red = color.green = color.blue = 0x9999;
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gdk_rgb_find_color (gtk_widget_get_colormap (widget), &color);
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gdk_window_set_background (priv->vertical_scrollbar_window, &color);
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gdk_window_set_background (priv->horizontal_scrollbar_window, &color);
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priv->hilight_gc = gdk_gc_new (window);
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color.red = color.green = color.blue = 0xcccc;
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gdk_gc_set_rgb_fg_color (priv->hilight_gc, &color);
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priv->shadow_gc = gdk_gc_new (window);
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color.red = color.green = color.blue = 0x6666;
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gdk_gc_set_rgb_fg_color (priv->shadow_gc, &color);
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gtk_widget_set_realized (widget, TRUE);
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}
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@ -930,11 +727,6 @@ katze_scrolled_dispose (GObject* object)
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g_source_remove (priv->scrolling_timeout_id);
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priv->scrolling_timeout_id = 0;
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}
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if (priv->hide_scrollbars_timeout_id)
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{
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g_source_remove (priv->hide_scrollbars_timeout_id);
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priv->hide_scrollbars_timeout_id = 0;
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}
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(*G_OBJECT_CLASS (katze_scrolled_parent_class)->dispose) (object);
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}
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@ -1135,14 +927,6 @@ katze_scrolled_set_drag_scrolling (KatzeScrolled* scrolled,
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priv->previous_time = 0;
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}
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gdk_window_hide (priv->vertical_scrollbar_window);
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gdk_window_hide (priv->horizontal_scrollbar_window);
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if (priv->hide_scrollbars_timeout_id)
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{
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g_source_remove (priv->hide_scrollbars_timeout_id);
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priv->hide_scrollbars_timeout_id = 0;
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}
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priv->press_received = FALSE;
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}
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