Show symbol names in the statusbar again..

Not very clean but serves its purpose.
This commit is contained in:
Přemysl Eric Janouch 2012-10-08 04:40:41 +02:00
parent 24b4e9956b
commit 492daa3ce3
5 changed files with 136 additions and 2 deletions

View File

@ -92,6 +92,36 @@ ld_category_symbol_view_class_init (LdCategorySymbolViewClass *klass)
object_class->set_property = ld_category_symbol_view_set_property;
object_class->finalize = ld_category_symbol_view_finalize;
/**
* LdCategorySymbolView::symbol-selected:
* @self: an #LdCategorySymbolView object.
* @symbol: the selected #LdSymbol object.
* @path: location of the symbol within the library.
*
* A symbol has been selected.
*/
klass->symbol_selected_signal = g_signal_new
("symbol-selected", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST, 0, NULL, NULL,
ld_marshal_VOID__OBJECT_STRING,
G_TYPE_NONE, 2, LD_TYPE_SYMBOL,
G_TYPE_STRING | G_SIGNAL_TYPE_STATIC_SCOPE);
/**
* LdCategorySymbolView::symbol-deselected:
* @self: an #LdCategorySymbolView object.
* @symbol: the deselected #LdSymbol object.
* @path: location of the symbol within the library.
*
* A symbol has been deselected.
*/
klass->symbol_deselected_signal = g_signal_new
("symbol-deselected", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST, 0, NULL, NULL,
ld_marshal_VOID__OBJECT_STRING,
G_TYPE_NONE, 2, LD_TYPE_SYMBOL,
G_TYPE_STRING | G_SIGNAL_TYPE_STATIC_SCOPE);
/**
* LdCategorySymbolView:category:
*
@ -118,10 +148,16 @@ symbol_redraw (LdCategorySymbolView *self, SymbolData *symbol)
static void
symbol_deselect (LdCategorySymbolView *self)
{
if (!self->priv->preselected)
SymbolData *preselected;
preselected = self->priv->preselected;
if (!preselected)
return;
symbol_redraw (self, self->priv->preselected);
g_signal_emit (self, LD_CATEGORY_SYMBOL_VIEW_GET_CLASS (self)->
symbol_deselected_signal, 0, preselected->symbol, preselected->path);
symbol_redraw (self, preselected);
self->priv->preselected = NULL;
gtk_drag_source_unset (GTK_WIDGET (self));
}
@ -164,6 +200,9 @@ on_motion_notify (GtkWidget *widget, GdkEventMotion *event, gpointer user_data)
gtk_drag_source_set (widget,
GDK_BUTTON1_MASK, &target, 1, GDK_ACTION_COPY);
g_signal_emit (self, LD_CATEGORY_SYMBOL_VIEW_GET_CLASS (self)->
symbol_selected_signal, 0, data->symbol, data->path);
}
return FALSE;
}
@ -253,6 +292,8 @@ symbol_data_free (SymbolData *self)
static void
layout_destroy (LdCategorySymbolView *self)
{
symbol_deselect (self);
g_slist_foreach (self->priv->layout, (GFunc) symbol_data_free, NULL);
g_slist_free (self->priv->layout);
self->priv->layout = NULL;

View File

@ -45,6 +45,9 @@ struct _LdCategorySymbolViewClass
{
/*< private >*/
GtkDrawingAreaClass parent_class;
guint symbol_selected_signal;
guint symbol_deselected_signal;
};

View File

@ -61,6 +61,36 @@ ld_category_view_class_init (LdCategoryViewClass *klass)
object_class->set_property = ld_category_view_set_property;
object_class->dispose = ld_category_view_dispose;
/**
* LdCategoryView::symbol-selected:
* @self: an #LdCategoryView object.
* @symbol: the selected #LdSymbol object.
* @path: location of the symbol within the library.
*
* A symbol has been selected.
*/
klass->symbol_selected_signal = g_signal_new
("symbol-selected", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST, 0, NULL, NULL,
ld_marshal_VOID__OBJECT_STRING,
G_TYPE_NONE, 2, LD_TYPE_SYMBOL,
G_TYPE_STRING | G_SIGNAL_TYPE_STATIC_SCOPE);
/**
* LdCategoryView::symbol-deselected:
* @self: an #LdCategoryView object.
* @symbol: the deselected #LdSymbol object.
* @path: location of the symbol within the library.
*
* A symbol has been deselected.
*/
klass->symbol_deselected_signal = g_signal_new
("symbol-deselected", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST, 0, NULL, NULL,
ld_marshal_VOID__OBJECT_STRING,
G_TYPE_NONE, 2, LD_TYPE_SYMBOL,
G_TYPE_STRING | G_SIGNAL_TYPE_STATIC_SCOPE);
/**
* LdCategoryView:category:
*
@ -257,6 +287,22 @@ reconstruct_prefix (LdCategoryView *self)
g_free (end);
}
static void
on_symbol_selected (GObject *source,
LdSymbol *symbol, const gchar *path, LdCategoryView *self)
{
g_signal_emit (self, LD_CATEGORY_VIEW_GET_CLASS (self)->
symbol_selected_signal, 0, symbol, path);
}
static void
on_symbol_deselected (GObject *source,
LdSymbol *symbol, const gchar *path, LdCategoryView *self)
{
g_signal_emit (self, LD_CATEGORY_VIEW_GET_CLASS (self)->
symbol_deselected_signal, 0, symbol, path);
}
static void
reload_category (LdCategoryView *self)
{
@ -266,6 +312,8 @@ reload_category (LdCategoryView *self)
gtk_container_foreach (GTK_CONTAINER (self),
(GtkCallback) gtk_widget_destroy, NULL);
/* XXX: We might want to disconnect signal handlers. */
if (self->priv->category)
{
GSList *symbols, *children;
@ -279,6 +327,11 @@ reload_category (LdCategoryView *self)
symbol_view = ld_category_symbol_view_new (self->priv->category);
gtk_box_pack_start (GTK_BOX (self), symbol_view, FALSE, FALSE, 0);
g_signal_connect_after (symbol_view, "symbol-selected",
G_CALLBACK (on_symbol_selected), self);
g_signal_connect_after (symbol_view, "symbol-deselected",
G_CALLBACK (on_symbol_deselected), self);
}
if (children)
@ -318,5 +371,10 @@ load_category_cb (gpointer data, gpointer user_data)
child = ld_category_view_new (cat);
gtk_container_add (GTK_CONTAINER (expander), child);
gtk_box_pack_start (GTK_BOX (self), expander, FALSE, FALSE, 0);
g_signal_connect_after (child, "symbol-selected",
G_CALLBACK (on_symbol_selected), self);
g_signal_connect_after (child, "symbol-deselected",
G_CALLBACK (on_symbol_deselected), self);
}

View File

@ -45,6 +45,9 @@ struct _LdCategoryViewClass
{
/*< private >*/
GtkVBoxClass parent_class;
guint symbol_selected_signal;
guint symbol_deselected_signal;
};

View File

@ -90,6 +90,11 @@ static gboolean may_close_diagram (LdWindowMain *self,
const gchar *dialog_message);
static gboolean may_quit (LdWindowMain *self);
static void on_symbol_selected (LdCategoryView *view,
LdSymbol *symbol, const gchar *path, LdWindowMain *self);
static void on_symbol_deselected (LdCategoryView *view,
LdSymbol *symbol, const gchar *path, LdWindowMain *self);
static void on_action_new (GtkAction *action, LdWindowMain *self);
static void on_action_open (GtkAction *action, LdWindowMain *self);
static void on_action_save (GtkAction *action, LdWindowMain *self);
@ -341,6 +346,11 @@ ld_window_main_init (LdWindowMain *self)
ld_category_view_set_category (LD_CATEGORY_VIEW (priv->library_view),
ld_library_get_root (priv->library));
g_signal_connect_after (priv->library_view, "symbol-selected",
G_CALLBACK (on_symbol_selected), self);
g_signal_connect_after (priv->library_view, "symbol-deselected",
G_CALLBACK (on_symbol_deselected), self);
diagram_set_filename (self, NULL);
priv->statusbar_hint_drag = gtk_statusbar_push
@ -841,6 +851,25 @@ may_quit (LdWindowMain *self)
/* ===== User interface actions ============================================ */
static void
on_symbol_selected (LdCategoryView *view,
LdSymbol *symbol, const gchar *path, LdWindowMain *self)
{
const gchar *symbol_name;
symbol_name = ld_symbol_get_human_name (symbol);
gtk_statusbar_push (GTK_STATUSBAR (self->priv->statusbar),
self->priv->statusbar_menu_context_id, symbol_name);
}
static void
on_symbol_deselected (LdCategoryView *view,
LdSymbol *symbol, const gchar *path, LdWindowMain *self)
{
gtk_statusbar_pop (GTK_STATUSBAR (self->priv->statusbar),
self->priv->statusbar_menu_context_id);
}
static void
on_view_zoom_changed (LdDiagramView *view, GParamSpec *pspec,
LdWindowMain *self)