Code reordering.
This commit is contained in:
parent
733dfef8e0
commit
b19326a1e0
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@ -75,13 +75,6 @@ static void ld_category_symbol_view_set_category
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static LdCategory *ld_category_symbol_view_get_category
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(LdCategoryView *iface);
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static void on_size_request (GtkWidget *widget, GtkRequisition *requisition,
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gpointer user_data);
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static void on_size_allocate (GtkWidget *widget, GdkRectangle *allocation,
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gpointer user_data);
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static gboolean on_expose_event (GtkWidget *widget, GdkEventExpose *event,
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gpointer user_data);
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static void
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ld_category_view_init (LdCategoryViewInterface *iface)
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@ -136,125 +129,6 @@ symbol_deselect (LdCategorySymbolView *self)
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gtk_drag_source_unset (GTK_WIDGET (self));
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}
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static gboolean
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on_leave_notify (GtkWidget *widget, GdkEventCrossing *event, gpointer user_data)
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{
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symbol_deselect (LD_CATEGORY_SYMBOL_VIEW (widget));
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return FALSE;
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}
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static gboolean
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on_motion_notify (GtkWidget *widget, GdkEventMotion *event, gpointer user_data)
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{
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LdCategorySymbolView *self;
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GSList *iter;
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if (event->state & GDK_BUTTON1_MASK)
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return FALSE;
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self = LD_CATEGORY_SYMBOL_VIEW (widget);
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for (iter = self->priv->layout; iter; iter = iter->next)
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{
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SymbolData *data;
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data = iter->data;
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if (event->x < data->rect.x
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|| event->y < data->rect.y
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|| event->x >= data->rect.x + data->rect.width
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|| event->y >= data->rect.y + data->rect.height)
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continue;
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if (data != self->priv->preselected)
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{
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GtkTargetEntry target = {"ld-symbol", GTK_TARGET_SAME_APP, 0};
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symbol_deselect (self);
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self->priv->preselected = data;
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symbol_redraw (self, data);
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gtk_drag_source_set (widget,
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GDK_BUTTON1_MASK, &target, 1, GDK_ACTION_COPY);
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g_signal_emit (self, LD_CATEGORY_VIEW_GET_INTERFACE (self)->
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symbol_selected_signal, 0, data->symbol, data->path);
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}
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return FALSE;
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}
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symbol_deselect (self);
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return FALSE;
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}
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static void
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on_drag_data_get
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(GtkWidget *widget, GdkDragContext *ctx, GtkSelectionData *selection_data,
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guint target_type, guint time, gpointer user_data)
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{
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LdCategorySymbolView *self;
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self = LD_CATEGORY_SYMBOL_VIEW (widget);
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g_return_if_fail (self->priv->preselected != NULL);
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gtk_selection_data_set (selection_data,
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gtk_selection_data_get_target (selection_data),
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8, (guchar *) self->priv->preselected->path,
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strlen (self->priv->preselected->path));
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}
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static void
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on_drag_begin (GtkWidget *widget, GdkDragContext *ctx, gpointer user_data)
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{
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LdCategorySymbolView *self;
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GdkPixbuf *pbuf;
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self = LD_CATEGORY_SYMBOL_VIEW (widget);
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g_return_if_fail (self->priv->preselected != NULL);
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/* Some of the larger previews didn't work, and we have to get rid of
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* the icon later when we're hovering above LdDiagramView anyway. */
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pbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8, 1, 1);
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gdk_pixbuf_fill (pbuf, 0x00000000);
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gtk_drag_set_icon_pixbuf (ctx, pbuf, 0, 0);
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g_object_unref (pbuf);
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}
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static void
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on_drag_end (GtkWidget *widget, GdkDragContext *ctx, gpointer user_data)
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{
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symbol_deselect (LD_CATEGORY_SYMBOL_VIEW (widget));
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}
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static void
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ld_category_symbol_view_init (LdCategorySymbolView *self)
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{
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self->priv = G_TYPE_INSTANCE_GET_PRIVATE
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(self, LD_TYPE_CATEGORY_SYMBOL_VIEW, LdCategorySymbolViewPrivate);
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g_signal_connect (self, "size-allocate",
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G_CALLBACK (on_size_allocate), NULL);
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g_signal_connect (self, "size-request",
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G_CALLBACK (on_size_request), NULL);
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g_signal_connect (self, "expose-event",
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G_CALLBACK (on_expose_event), NULL);
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g_signal_connect (self, "motion-notify-event",
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G_CALLBACK (on_motion_notify), NULL);
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g_signal_connect (self, "leave-notify-event",
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G_CALLBACK (on_leave_notify), NULL);
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g_signal_connect (self, "drag-begin",
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G_CALLBACK (on_drag_begin), NULL);
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g_signal_connect (self, "drag-data-get",
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G_CALLBACK (on_drag_data_get), NULL);
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g_signal_connect (self, "drag-end",
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G_CALLBACK (on_drag_end), NULL);
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gtk_widget_add_events (GTK_WIDGET (self),
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GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK
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| GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK
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| GDK_LEAVE_NOTIFY_MASK);
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}
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static void
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symbol_data_free (SymbolData *self)
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{
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@ -263,64 +137,6 @@ symbol_data_free (SymbolData *self)
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g_slice_free (SymbolData, self);
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}
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static void
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layout_destroy (LdCategorySymbolView *self)
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{
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symbol_deselect (self);
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g_slist_foreach (self->priv->layout, (GFunc) symbol_data_free, NULL);
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g_slist_free (self->priv->layout);
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self->priv->layout = NULL;
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self->priv->preselected = NULL;
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}
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static void
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ld_category_symbol_view_finalize (GObject *gobject)
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{
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LdCategorySymbolView *self;
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self = LD_CATEGORY_SYMBOL_VIEW (gobject);
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layout_destroy (self);
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if (self->priv->category)
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g_object_unref (self->priv->category);
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g_free (self->priv->path);
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/* Chain up to the parent class. */
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G_OBJECT_CLASS (ld_category_symbol_view_parent_class)->finalize (gobject);
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}
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static void
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ld_category_symbol_view_get_property (GObject *object, guint property_id,
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GValue *value, GParamSpec *pspec)
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{
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switch (property_id)
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{
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case PROP_CATEGORY:
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g_value_set_object (value,
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ld_category_view_get_category (LD_CATEGORY_VIEW (object)));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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}
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}
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static void
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ld_category_symbol_view_set_property (GObject *object, guint property_id,
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const GValue *value, GParamSpec *pspec)
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{
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switch (property_id)
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{
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case PROP_CATEGORY:
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ld_category_view_set_category (LD_CATEGORY_VIEW (object),
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LD_CATEGORY (g_value_get_object (value)));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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}
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}
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typedef struct
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{
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guint total_height; /* Total height required to show the symbols. */
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@ -333,6 +149,17 @@ typedef struct
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}
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LayoutContext;
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static void
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layout_destroy (LdCategorySymbolView *self)
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{
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symbol_deselect (self);
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g_slist_foreach (self->priv->layout, (GFunc) symbol_data_free, NULL);
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g_slist_free (self->priv->layout);
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self->priv->layout = NULL;
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self->priv->preselected = NULL;
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}
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static GSList *
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layout_finish_row (LayoutContext *ctx)
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{
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@ -433,6 +260,51 @@ layout_for_width (LdCategorySymbolView *self, gint width)
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return ctx.total_height;
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}
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static void
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on_size_request (GtkWidget *widget, GtkRequisition *requisition,
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gpointer user_data)
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{
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LdCategorySymbolView *self;
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self = LD_CATEGORY_SYMBOL_VIEW (widget);
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if (!self->priv->category
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|| !ld_category_get_symbols (self->priv->category))
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{
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requisition->width = 0;
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requisition->height = 0;
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return;
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}
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requisition->width = SYMBOL_WIDTH + 2 * SYMBOL_SPACING;
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if (self->priv->height_negotiation)
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{
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GtkAllocation alloc;
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gtk_widget_get_allocation (widget, &alloc);
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requisition->height = layout_for_width (self, alloc.width);
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}
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else
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requisition->height = SYMBOL_HEIGHT + 2 * SYMBOL_SPACING;
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}
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static void
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on_size_allocate (GtkWidget *widget, GdkRectangle *allocation,
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gpointer user_data)
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{
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LdCategorySymbolView *self;
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self = LD_CATEGORY_SYMBOL_VIEW (widget);
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if (self->priv->height_negotiation)
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self->priv->height_negotiation = FALSE;
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else
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{
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self->priv->height_negotiation = TRUE;
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gtk_widget_queue_resize (widget);
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}
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}
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static gboolean
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on_expose_event (GtkWidget *widget, GdkEventExpose *event, gpointer user_data)
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@ -481,53 +353,173 @@ on_expose_event (GtkWidget *widget, GdkEventExpose *event, gpointer user_data)
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return FALSE;
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}
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static gboolean
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on_motion_notify (GtkWidget *widget, GdkEventMotion *event, gpointer user_data)
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{
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LdCategorySymbolView *self;
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GSList *iter;
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if (event->state & GDK_BUTTON1_MASK)
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return FALSE;
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self = LD_CATEGORY_SYMBOL_VIEW (widget);
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for (iter = self->priv->layout; iter; iter = iter->next)
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{
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SymbolData *data;
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data = iter->data;
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if (event->x < data->rect.x
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|| event->y < data->rect.y
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|| event->x >= data->rect.x + data->rect.width
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|| event->y >= data->rect.y + data->rect.height)
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continue;
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if (data != self->priv->preselected)
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{
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GtkTargetEntry target = {"ld-symbol", GTK_TARGET_SAME_APP, 0};
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symbol_deselect (self);
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self->priv->preselected = data;
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symbol_redraw (self, data);
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gtk_drag_source_set (widget,
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GDK_BUTTON1_MASK, &target, 1, GDK_ACTION_COPY);
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g_signal_emit (self, LD_CATEGORY_VIEW_GET_INTERFACE (self)->
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symbol_selected_signal, 0, data->symbol, data->path);
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}
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return FALSE;
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}
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symbol_deselect (self);
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return FALSE;
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}
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static gboolean
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on_leave_notify (GtkWidget *widget, GdkEventCrossing *event, gpointer user_data)
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{
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symbol_deselect (LD_CATEGORY_SYMBOL_VIEW (widget));
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return FALSE;
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}
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static void
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on_size_request (GtkWidget *widget, GtkRequisition *requisition,
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gpointer user_data)
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on_drag_data_get
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(GtkWidget *widget, GdkDragContext *ctx, GtkSelectionData *selection_data,
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guint target_type, guint time, gpointer user_data)
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{
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LdCategorySymbolView *self;
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self = LD_CATEGORY_SYMBOL_VIEW (widget);
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g_return_if_fail (self->priv->preselected != NULL);
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if (!self->priv->category
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|| !ld_category_get_symbols (self->priv->category))
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{
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requisition->width = 0;
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requisition->height = 0;
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return;
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}
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requisition->width = SYMBOL_WIDTH + 2 * SYMBOL_SPACING;
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if (self->priv->height_negotiation)
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{
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GtkAllocation alloc;
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gtk_widget_get_allocation (widget, &alloc);
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requisition->height = layout_for_width (self, alloc.width);
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}
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else
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requisition->height = SYMBOL_HEIGHT + 2 * SYMBOL_SPACING;
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gtk_selection_data_set (selection_data,
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gtk_selection_data_get_target (selection_data),
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8, (guchar *) self->priv->preselected->path,
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strlen (self->priv->preselected->path));
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}
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static void
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on_size_allocate (GtkWidget *widget, GdkRectangle *allocation,
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gpointer user_data)
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on_drag_begin (GtkWidget *widget, GdkDragContext *ctx, gpointer user_data)
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{
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LdCategorySymbolView *self;
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GdkPixbuf *pbuf;
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self = LD_CATEGORY_SYMBOL_VIEW (widget);
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g_return_if_fail (self->priv->preselected != NULL);
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/* Some of the larger previews didn't work, and we have to get rid of
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* the icon later when we're hovering above LdDiagramView anyway. */
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pbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8, 1, 1);
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gdk_pixbuf_fill (pbuf, 0x00000000);
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gtk_drag_set_icon_pixbuf (ctx, pbuf, 0, 0);
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g_object_unref (pbuf);
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}
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static void
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on_drag_end (GtkWidget *widget, GdkDragContext *ctx, gpointer user_data)
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{
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symbol_deselect (LD_CATEGORY_SYMBOL_VIEW (widget));
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}
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static void
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ld_category_symbol_view_init (LdCategorySymbolView *self)
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{
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self->priv = G_TYPE_INSTANCE_GET_PRIVATE
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(self, LD_TYPE_CATEGORY_SYMBOL_VIEW, LdCategorySymbolViewPrivate);
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g_signal_connect (self, "size-allocate",
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G_CALLBACK (on_size_allocate), NULL);
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g_signal_connect (self, "size-request",
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G_CALLBACK (on_size_request), NULL);
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g_signal_connect (self, "expose-event",
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G_CALLBACK (on_expose_event), NULL);
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g_signal_connect (self, "motion-notify-event",
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G_CALLBACK (on_motion_notify), NULL);
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g_signal_connect (self, "leave-notify-event",
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G_CALLBACK (on_leave_notify), NULL);
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g_signal_connect (self, "drag-begin",
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G_CALLBACK (on_drag_begin), NULL);
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g_signal_connect (self, "drag-data-get",
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G_CALLBACK (on_drag_data_get), NULL);
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g_signal_connect (self, "drag-end",
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G_CALLBACK (on_drag_end), NULL);
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gtk_widget_add_events (GTK_WIDGET (self),
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GDK_POINTER_MOTION_MASK | GDK_POINTER_MOTION_HINT_MASK
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| GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK
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| GDK_LEAVE_NOTIFY_MASK);
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}
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static void
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ld_category_symbol_view_finalize (GObject *gobject)
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{
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LdCategorySymbolView *self;
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self = LD_CATEGORY_SYMBOL_VIEW (widget);
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self = LD_CATEGORY_SYMBOL_VIEW (gobject);
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if (self->priv->height_negotiation)
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self->priv->height_negotiation = FALSE;
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else
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layout_destroy (self);
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if (self->priv->category)
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g_object_unref (self->priv->category);
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g_free (self->priv->path);
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/* Chain up to the parent class. */
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G_OBJECT_CLASS (ld_category_symbol_view_parent_class)->finalize (gobject);
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}
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static void
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ld_category_symbol_view_get_property (GObject *object, guint property_id,
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GValue *value, GParamSpec *pspec)
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{
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self->priv->height_negotiation = TRUE;
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gtk_widget_queue_resize (widget);
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switch (property_id)
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{
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case PROP_CATEGORY:
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g_value_set_object (value,
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ld_category_view_get_category (LD_CATEGORY_VIEW (object)));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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}
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}
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/* ===== Generic interface etc. ============================================ */
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static void
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ld_category_symbol_view_set_property (GObject *object, guint property_id,
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const GValue *value, GParamSpec *pspec)
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{
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switch (property_id)
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{
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case PROP_CATEGORY:
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ld_category_view_set_category (LD_CATEGORY_VIEW (object),
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LD_CATEGORY (g_value_get_object (value)));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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}
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}
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/* ===== Interface ========================================================= */
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/**
|
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* ld_category_symbol_view_new:
|
||||
|
|
|
|||
|
|
@ -48,9 +48,6 @@ static void ld_category_tree_view_set_category (LdCategoryView *iface,
|
|||
LdCategory *category);
|
||||
static LdCategory *ld_category_tree_view_get_category (LdCategoryView *iface);
|
||||
|
||||
static void reload_category (LdCategoryTreeView *self);
|
||||
static void load_category_cb (gpointer data, gpointer user_data);
|
||||
|
||||
|
||||
static void
|
||||
ld_category_view_init (LdCategoryViewInterface *iface)
|
||||
|
|
@ -131,61 +128,6 @@ ld_category_tree_view_set_property (GObject *object, guint property_id,
|
|||
}
|
||||
|
||||
|
||||
/**
|
||||
* ld_category_tree_view_new:
|
||||
* @category: (allow-none): a category to be assigned to the widget.
|
||||
*
|
||||
* Create an instance.
|
||||
*/
|
||||
GtkWidget *
|
||||
ld_category_tree_view_new (LdCategory *category)
|
||||
{
|
||||
LdCategoryTreeView *self;
|
||||
|
||||
self = g_object_new (LD_TYPE_CATEGORY_TREE_VIEW, NULL);
|
||||
ld_category_view_set_category (LD_CATEGORY_VIEW (self), category);
|
||||
return GTK_WIDGET (self);
|
||||
}
|
||||
|
||||
static void
|
||||
ld_category_tree_view_set_category (LdCategoryView *iface, LdCategory *category)
|
||||
{
|
||||
LdCategoryTreeView *self;
|
||||
|
||||
g_return_if_fail (LD_IS_CATEGORY_TREE_VIEW (iface));
|
||||
g_return_if_fail (LD_IS_CATEGORY (category) || category == NULL);
|
||||
|
||||
self = LD_CATEGORY_TREE_VIEW (iface);
|
||||
if (self->priv->category)
|
||||
{
|
||||
g_signal_handlers_disconnect_by_func (self->priv->category,
|
||||
reload_category, self);
|
||||
g_object_unref (self->priv->category);
|
||||
}
|
||||
|
||||
self->priv->category = category;
|
||||
|
||||
if (category)
|
||||
{
|
||||
g_signal_connect_data (category, "children-changed",
|
||||
G_CALLBACK (reload_category), self,
|
||||
NULL, G_CONNECT_AFTER | G_CONNECT_SWAPPED);
|
||||
g_signal_connect_data (category, "notify::parent",
|
||||
G_CALLBACK (reload_category), self,
|
||||
NULL, G_CONNECT_AFTER | G_CONNECT_SWAPPED);
|
||||
g_object_ref (category);
|
||||
}
|
||||
reload_category (self);
|
||||
g_object_notify (G_OBJECT (self), "category");
|
||||
}
|
||||
|
||||
static LdCategory *
|
||||
ld_category_tree_view_get_category (LdCategoryView *iface)
|
||||
{
|
||||
g_return_val_if_fail (LD_IS_CATEGORY_TREE_VIEW (iface), NULL);
|
||||
return LD_CATEGORY_TREE_VIEW (iface)->priv->category;
|
||||
}
|
||||
|
||||
static GtkWidget *
|
||||
create_empty_label (void)
|
||||
{
|
||||
|
|
@ -261,6 +203,39 @@ on_symbol_deselected (GObject *source,
|
|||
symbol_deselected_signal, 0, symbol, path);
|
||||
}
|
||||
|
||||
static void
|
||||
load_category_cb (gpointer data, gpointer user_data)
|
||||
{
|
||||
LdCategoryTreeView *self;
|
||||
LdCategory *cat;
|
||||
GtkWidget *expander, *child;
|
||||
gchar *name, *label_markup;
|
||||
|
||||
g_return_if_fail (LD_IS_CATEGORY_TREE_VIEW (user_data));
|
||||
g_return_if_fail (LD_IS_CATEGORY (data));
|
||||
|
||||
self = user_data;
|
||||
cat = data;
|
||||
|
||||
name = g_markup_escape_text (ld_category_get_human_name (cat), -1);
|
||||
label_markup = g_strconcat (self->priv->expander_prefix, name, NULL);
|
||||
g_free (name);
|
||||
|
||||
expander = gtk_expander_new (label_markup);
|
||||
gtk_expander_set_expanded (GTK_EXPANDER (expander), TRUE);
|
||||
gtk_expander_set_use_markup (GTK_EXPANDER (expander), TRUE);
|
||||
g_free (label_markup);
|
||||
|
||||
child = ld_category_tree_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);
|
||||
}
|
||||
|
||||
static void
|
||||
reload_category (LdCategoryTreeView *self)
|
||||
{
|
||||
|
|
@ -303,36 +278,59 @@ reload_category (LdCategoryTreeView *self)
|
|||
}
|
||||
}
|
||||
|
||||
static void
|
||||
load_category_cb (gpointer data, gpointer user_data)
|
||||
/* ===== Interface ========================================================= */
|
||||
|
||||
/**
|
||||
* ld_category_tree_view_new:
|
||||
* @category: (allow-none): a category to be assigned to the widget.
|
||||
*
|
||||
* Create an instance.
|
||||
*/
|
||||
GtkWidget *
|
||||
ld_category_tree_view_new (LdCategory *category)
|
||||
{
|
||||
LdCategoryTreeView *self;
|
||||
LdCategory *cat;
|
||||
GtkWidget *expander, *child;
|
||||
gchar *name, *label_markup;
|
||||
|
||||
g_return_if_fail (LD_IS_CATEGORY_TREE_VIEW (user_data));
|
||||
g_return_if_fail (LD_IS_CATEGORY (data));
|
||||
|
||||
self = user_data;
|
||||
cat = data;
|
||||
|
||||
name = g_markup_escape_text (ld_category_get_human_name (cat), -1);
|
||||
label_markup = g_strconcat (self->priv->expander_prefix, name, NULL);
|
||||
g_free (name);
|
||||
|
||||
expander = gtk_expander_new (label_markup);
|
||||
gtk_expander_set_expanded (GTK_EXPANDER (expander), TRUE);
|
||||
gtk_expander_set_use_markup (GTK_EXPANDER (expander), TRUE);
|
||||
g_free (label_markup);
|
||||
|
||||
child = ld_category_tree_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);
|
||||
self = g_object_new (LD_TYPE_CATEGORY_TREE_VIEW, NULL);
|
||||
ld_category_view_set_category (LD_CATEGORY_VIEW (self), category);
|
||||
return GTK_WIDGET (self);
|
||||
}
|
||||
|
||||
static void
|
||||
ld_category_tree_view_set_category (LdCategoryView *iface, LdCategory *category)
|
||||
{
|
||||
LdCategoryTreeView *self;
|
||||
|
||||
g_return_if_fail (LD_IS_CATEGORY_TREE_VIEW (iface));
|
||||
g_return_if_fail (LD_IS_CATEGORY (category) || category == NULL);
|
||||
|
||||
self = LD_CATEGORY_TREE_VIEW (iface);
|
||||
if (self->priv->category)
|
||||
{
|
||||
g_signal_handlers_disconnect_by_func (self->priv->category,
|
||||
reload_category, self);
|
||||
g_object_unref (self->priv->category);
|
||||
}
|
||||
|
||||
self->priv->category = category;
|
||||
|
||||
if (category)
|
||||
{
|
||||
g_signal_connect_data (category, "children-changed",
|
||||
G_CALLBACK (reload_category), self,
|
||||
NULL, G_CONNECT_AFTER | G_CONNECT_SWAPPED);
|
||||
g_signal_connect_data (category, "notify::parent",
|
||||
G_CALLBACK (reload_category), self,
|
||||
NULL, G_CONNECT_AFTER | G_CONNECT_SWAPPED);
|
||||
g_object_ref (category);
|
||||
}
|
||||
reload_category (self);
|
||||
g_object_notify (G_OBJECT (self), "category");
|
||||
}
|
||||
|
||||
static LdCategory *
|
||||
ld_category_tree_view_get_category (LdCategoryView *iface)
|
||||
{
|
||||
g_return_val_if_fail (LD_IS_CATEGORY_TREE_VIEW (iface), NULL);
|
||||
return LD_CATEGORY_TREE_VIEW (iface)->priv->category;
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue