mirror of https://github.com/GNOME/gimp.git
Correctly set the sensitivity of the up/down buttons taking into account if
the next layer has an alhpa channel. --Sven
This commit is contained in:
Sven Neumann
parent
93452ea4d6
commit
dbdecb1f77
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@ -1,3 +1,9 @@
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Tue Jun 8 10:56:42 MEST 1999 Sven Neumann <sven@gimp.org>
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* app/layers_dialog.c: Traverse the layers stack to know if there's
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a prev/next layer. That way we know if the next layer has an alpha
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channel and set the sensitivity of the up/down buttons correctly.
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Tue Jun 8 01:12:31 MEST 1999 Sven Neumann <sven@gimp.org>
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* app/flip_tool.c: Only install the tool cursor if we are inside a
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@ -873,14 +873,16 @@ layers_dialog_preview_extents ()
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static void
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layers_dialog_set_menu_sensitivity ()
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{
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gint fs; /* floating sel */
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gint ac; /* active channel */
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gint lm; /* layer mask */
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gint gimage; /* is there a gimage */
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gint lp; /* layers present */
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gint alpha; /* alpha channel present */
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gint lind; /* layer index */
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gint lnum; /* number of layers */
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gint fs; /* floating sel */
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gint ac; /* active channel */
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gint lm; /* layer mask */
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gint gimage; /* is there a gimage */
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gint lp; /* layers present */
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gint alpha; /* alpha channel present */
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gint next_alpha;
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GSList *list;
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GSList *next;
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GSList *prev;
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Layer *layer;
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lp = FALSE;
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@ -901,34 +903,48 @@ layers_dialog_set_menu_sensitivity ()
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if (gimage)
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lp = (layersD->gimage->layers != NULL);
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lind = -1;
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lnum = -1;
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if (lp)
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list = layersD->gimage->layers;
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prev = NULL;
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next = NULL;
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while (list)
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{
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lind = gimage_get_layer_index (layersD->gimage,
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layersD->gimage->active_layer);
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lnum = g_slist_length (layersD->gimage->layers);
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layer = (Layer *)list->data;
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if (layer == (layersD->active_layer))
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{
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next = g_slist_next (list);
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break;
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}
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prev = list;
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list = g_slist_next (list);
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}
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if (next)
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{
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layer = (Layer *)next->data;
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next_alpha = layer_has_alpha (layer);
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}
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else
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next_alpha = FALSE;
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menus_set_sensitive_locale ("<Layers>", N_("/Stack/Previous Layer"),
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fs && ac && gimage && lp && lind > 0);
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fs && ac && gimage && lp && prev);
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menus_set_sensitive_locale ("<Layers>", N_("/Stack/Next Layer"),
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fs && ac && gimage && lp && lind < (lnum - 1));
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fs && ac && gimage && lp && next);
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menus_set_sensitive_locale ("<Layers>", N_("/Stack/Raise Layer"),
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fs && ac && gimage && lp && alpha && lind > 0);
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fs && ac && gimage && lp && alpha && prev);
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gtk_widget_set_sensitive (layers_ops_buttons[1].widget,
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fs && ac && gimage && lp && alpha && lind > 0);
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fs && ac && gimage && lp && alpha && prev);
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menus_set_sensitive_locale ("<Layers>", N_("/Stack/Lower Layer"),
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fs && ac && gimage && lp && lind < (lnum - 1));
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fs && ac && gimage && lp && next && next_alpha);
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gtk_widget_set_sensitive (layers_ops_buttons[2].widget,
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fs && ac && gimage && lp && lind < (lnum - 1));
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fs && ac && gimage && lp && next && next_alpha);
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menus_set_sensitive_locale ("<Layers>", N_("/Stack/Layer to Top"),
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fs && ac && gimage && lp && alpha && lind > 0);
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fs && ac && gimage && lp && alpha && prev);
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menus_set_sensitive_locale ("<Layers>", N_("/Stack/Layer to Bottom"),
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fs && ac && gimage && lp && lind < (lnum - 1));
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fs && ac && gimage && lp && next && next_alpha);
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menus_set_sensitive_locale ("<Layers>", N_("/New Layer"), gimage);
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gtk_widget_set_sensitive (layers_ops_buttons[0].widget, gimage);
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@ -873,14 +873,16 @@ layers_dialog_preview_extents ()
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static void
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layers_dialog_set_menu_sensitivity ()
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{
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gint fs; /* floating sel */
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gint ac; /* active channel */
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gint lm; /* layer mask */
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gint gimage; /* is there a gimage */
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gint lp; /* layers present */
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gint alpha; /* alpha channel present */
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gint lind; /* layer index */
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gint lnum; /* number of layers */
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gint fs; /* floating sel */
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gint ac; /* active channel */
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gint lm; /* layer mask */
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gint gimage; /* is there a gimage */
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gint lp; /* layers present */
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gint alpha; /* alpha channel present */
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gint next_alpha;
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GSList *list;
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GSList *next;
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GSList *prev;
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Layer *layer;
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lp = FALSE;
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@ -901,34 +903,48 @@ layers_dialog_set_menu_sensitivity ()
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if (gimage)
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lp = (layersD->gimage->layers != NULL);
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lind = -1;
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lnum = -1;
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if (lp)
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list = layersD->gimage->layers;
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prev = NULL;
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next = NULL;
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while (list)
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{
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lind = gimage_get_layer_index (layersD->gimage,
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layersD->gimage->active_layer);
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lnum = g_slist_length (layersD->gimage->layers);
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layer = (Layer *)list->data;
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if (layer == (layersD->active_layer))
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{
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next = g_slist_next (list);
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break;
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}
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prev = list;
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list = g_slist_next (list);
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}
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if (next)
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{
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layer = (Layer *)next->data;
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next_alpha = layer_has_alpha (layer);
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}
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else
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next_alpha = FALSE;
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menus_set_sensitive_locale ("<Layers>", N_("/Stack/Previous Layer"),
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fs && ac && gimage && lp && lind > 0);
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fs && ac && gimage && lp && prev);
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menus_set_sensitive_locale ("<Layers>", N_("/Stack/Next Layer"),
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fs && ac && gimage && lp && lind < (lnum - 1));
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fs && ac && gimage && lp && next);
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menus_set_sensitive_locale ("<Layers>", N_("/Stack/Raise Layer"),
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fs && ac && gimage && lp && alpha && lind > 0);
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fs && ac && gimage && lp && alpha && prev);
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gtk_widget_set_sensitive (layers_ops_buttons[1].widget,
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fs && ac && gimage && lp && alpha && lind > 0);
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fs && ac && gimage && lp && alpha && prev);
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menus_set_sensitive_locale ("<Layers>", N_("/Stack/Lower Layer"),
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fs && ac && gimage && lp && lind < (lnum - 1));
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fs && ac && gimage && lp && next && next_alpha);
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gtk_widget_set_sensitive (layers_ops_buttons[2].widget,
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fs && ac && gimage && lp && lind < (lnum - 1));
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fs && ac && gimage && lp && next && next_alpha);
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menus_set_sensitive_locale ("<Layers>", N_("/Stack/Layer to Top"),
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fs && ac && gimage && lp && alpha && lind > 0);
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fs && ac && gimage && lp && alpha && prev);
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menus_set_sensitive_locale ("<Layers>", N_("/Stack/Layer to Bottom"),
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fs && ac && gimage && lp && lind < (lnum - 1));
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fs && ac && gimage && lp && next && next_alpha);
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menus_set_sensitive_locale ("<Layers>", N_("/New Layer"), gimage);
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gtk_widget_set_sensitive (layers_ops_buttons[0].widget, gimage);
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