diff options
Diffstat (limited to 'lib/widgets/gedit-theatrics-animated-widget.c')
| -rw-r--r-- | lib/widgets/gedit-theatrics-animated-widget.c | 263 |
1 files changed, 263 insertions, 0 deletions
diff --git a/lib/widgets/gedit-theatrics-animated-widget.c b/lib/widgets/gedit-theatrics-animated-widget.c new file mode 100644 index 000000000..8be6a64d0 --- /dev/null +++ b/lib/widgets/gedit-theatrics-animated-widget.c @@ -0,0 +1,263 @@ +/* + * gedit-theatrics-animated-widget.c + * This file is part of gedit + * + * Copyright (C) 2010 - Ignacio Casal Quinteiro + * + * Based on Scott Peterson <lunchtimemama@gmail.com> work. + * + * gedit is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * gedit is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with gedit; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, + * Boston, MA 02110-1301 USA + */ + +#include "gedit-theatrics-animated-widget.h" + +#define GEDIT_THEATRICS_ANIMATED_WIDGET_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE((object), GEDIT_TYPE_THEATRICS_ANIMATED_WIDGET, GeditTheatricsAnimatedWidgetPrivate)) + +struct _GeditTheatricsAnimatedWidgetPrivate +{ + GtkWidget *widget; + GtkOrientation orientation; + GtkAllocation widget_alloc; +}; + +enum +{ + PROP_0, + PROP_WIDGET, + PROP_ORIENTATION +}; + +G_DEFINE_TYPE_EXTENDED (GeditTheatricsAnimatedWidget, + gedit_theatrics_animated_widget, + GTK_TYPE_BIN, + 0, + G_IMPLEMENT_INTERFACE (GTK_TYPE_ORIENTABLE, + NULL)) + +static void +gedit_theatrics_animated_widget_get_property (GObject *object, + guint prop_id, + GValue *value, + GParamSpec *pspec) +{ + GeditTheatricsAnimatedWidget *aw = GEDIT_THEATRICS_ANIMATED_WIDGET (object); + + switch (prop_id) + { + case PROP_WIDGET: + g_value_set_object (value, aw->priv->widget); + break; + case PROP_ORIENTATION: + g_value_set_enum (value, aw->priv->orientation); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +gedit_theatrics_animated_widget_set_property (GObject *object, + guint prop_id, + const GValue *value, + GParamSpec *pspec) +{ + GeditTheatricsAnimatedWidget *aw = GEDIT_THEATRICS_ANIMATED_WIDGET (object); + + switch (prop_id) + { + case PROP_WIDGET: + { + gtk_container_add (GTK_CONTAINER (aw), + g_value_get_object (value)); + break; + } + case PROP_ORIENTATION: + aw->priv->orientation = g_value_get_enum (value); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +gedit_theatrics_animated_widget_realize (GtkWidget *widget) +{ + GdkWindowAttr attributes; + GdkWindow *parent_window; + GdkWindow *window; + GtkStyleContext *context; + + gtk_widget_set_realized (widget, TRUE); + + parent_window = gtk_widget_get_parent_window (widget); + context = gtk_widget_get_style_context (widget); + + attributes.window_type = GDK_WINDOW_CHILD; + attributes.wclass = GDK_INPUT_OUTPUT; + attributes.event_mask = GDK_EXPOSURE_MASK; + + window = gdk_window_new (parent_window, &attributes, 0); + gdk_window_set_user_data (window, widget); + gtk_widget_set_window (widget, window); + gtk_style_context_set_state (context, GTK_STATE_FLAG_NORMAL); + gtk_style_context_set_background (context, window); +} + +static void +gedit_theatrics_animated_widget_get_preferred_width (GtkWidget *widget, + gint *minimum, + gint *natural) +{ + GeditTheatricsAnimatedWidget *aw = GEDIT_THEATRICS_ANIMATED_WIDGET (widget); + gint width; + + if (aw->priv->widget != NULL) + { + gint child_min, child_nat; + + gtk_widget_get_preferred_width (aw->priv->widget, + &child_min, &child_nat); + aw->priv->widget_alloc.width = child_min; + } + + width = aw->priv->widget_alloc.width; + *minimum = *natural = width; +} + +static void +gedit_theatrics_animated_widget_get_preferred_height (GtkWidget *widget, + gint *minimum, + gint *natural) +{ + GeditTheatricsAnimatedWidget *aw = GEDIT_THEATRICS_ANIMATED_WIDGET (widget); + gint height; + + if (aw->priv->widget != NULL) + { + gint child_min, child_nat; + + gtk_widget_get_preferred_height (aw->priv->widget, + &child_min, &child_nat); + aw->priv->widget_alloc.height = child_min; + } + + height = aw->priv->widget_alloc.height; + *minimum = *natural = height; +} + +static void +gedit_theatrics_animated_widget_size_allocate (GtkWidget *widget, + GtkAllocation *allocation) +{ + GeditTheatricsAnimatedWidget *aw = GEDIT_THEATRICS_ANIMATED_WIDGET (widget); + + GTK_WIDGET_CLASS (gedit_theatrics_animated_widget_parent_class)->size_allocate (widget, allocation); + + if (aw->priv->widget != NULL) + { + if (aw->priv->orientation == GTK_ORIENTATION_HORIZONTAL) + { + aw->priv->widget_alloc.height = allocation->height; + aw->priv->widget_alloc.x = 0; + } + + if (aw->priv->widget_alloc.height > 0 && aw->priv->widget_alloc.width > 0) + { + gtk_widget_size_allocate (aw->priv->widget, + &aw->priv->widget_alloc); + } + } +} + +static void +gedit_theatrics_animated_widget_add (GtkContainer *container, + GtkWidget *widget) +{ + GeditTheatricsAnimatedWidget *aw = GEDIT_THEATRICS_ANIMATED_WIDGET (container); + + aw->priv->widget = widget; + + GTK_CONTAINER_CLASS (gedit_theatrics_animated_widget_parent_class)->add (container, widget); +} + +static void +gedit_theatrics_animated_widget_remove (GtkContainer *container, + GtkWidget *widget) +{ + GeditTheatricsAnimatedWidget *aw = GEDIT_THEATRICS_ANIMATED_WIDGET (container); + + aw->priv->widget = NULL; + + GTK_CONTAINER_CLASS (gedit_theatrics_animated_widget_parent_class)->remove (container, widget); +} + +static void +gedit_theatrics_animated_widget_class_init (GeditTheatricsAnimatedWidgetClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass); + GtkContainerClass *container_class = GTK_CONTAINER_CLASS (klass); + + object_class->get_property = gedit_theatrics_animated_widget_get_property; + object_class->set_property = gedit_theatrics_animated_widget_set_property; + + widget_class->realize = gedit_theatrics_animated_widget_realize; + widget_class->get_preferred_width = gedit_theatrics_animated_widget_get_preferred_width; + widget_class->get_preferred_height = gedit_theatrics_animated_widget_get_preferred_height; + widget_class->size_allocate = gedit_theatrics_animated_widget_size_allocate; + + container_class->add = gedit_theatrics_animated_widget_add; + container_class->remove = gedit_theatrics_animated_widget_remove; + + g_object_class_install_property (object_class, PROP_WIDGET, + g_param_spec_object ("widget", + "Widget", + "The Widget", + GTK_TYPE_WIDGET, + G_PARAM_READWRITE | + G_PARAM_CONSTRUCT_ONLY | + G_PARAM_STATIC_STRINGS)); + + g_object_class_override_property (object_class, + PROP_ORIENTATION, + "orientation"); + + g_type_class_add_private (object_class, sizeof (GeditTheatricsAnimatedWidgetPrivate)); +} + +static void +gedit_theatrics_animated_widget_init (GeditTheatricsAnimatedWidget *aw) +{ + aw->priv = GEDIT_THEATRICS_ANIMATED_WIDGET_GET_PRIVATE (aw); + + gtk_widget_set_has_window (GTK_WIDGET (aw), TRUE); + + aw->priv->orientation = GTK_ORIENTATION_HORIZONTAL; +} + +GeditTheatricsAnimatedWidget * +gedit_theatrics_animated_widget_new (GtkWidget *widget, + GtkOrientation orientation) +{ + return g_object_new (GEDIT_TYPE_THEATRICS_ANIMATED_WIDGET, + "widget", widget, + "orientation", orientation, + NULL); +} + +/* ex:set ts=8 noet: */ |