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author | Xan Lopez <xan@gnome.org> | 2011-02-12 20:04:33 +0800 |
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committer | Xan Lopez <xan@gnome.org> | 2011-02-12 20:05:07 +0800 |
commit | b72b9981ba0445c65aac04568bf0142470675d0b (patch) | |
tree | 91ae3301a04bd9c2ac0af76b2a59e2e835c86627 /lib | |
parent | 23f7967650a7a04ae1d848a9911e13a6b18b33d3 (diff) | |
download | gsoc2013-epiphany-b72b9981ba0445c65aac04568bf0142470675d0b.tar.gz gsoc2013-epiphany-b72b9981ba0445c65aac04568bf0142470675d0b.tar.zst gsoc2013-epiphany-b72b9981ba0445c65aac04568bf0142470675d0b.zip |
Forgot these files
Diffstat (limited to 'lib')
-rw-r--r-- | lib/widgets/gedit-overlay-child.c | 408 | ||||
-rw-r--r-- | lib/widgets/gedit-overlay-child.h | 89 |
2 files changed, 497 insertions, 0 deletions
diff --git a/lib/widgets/gedit-overlay-child.c b/lib/widgets/gedit-overlay-child.c new file mode 100644 index 000000000..eaa35abd1 --- /dev/null +++ b/lib/widgets/gedit-overlay-child.c @@ -0,0 +1,408 @@ +/* + * gedit-overlay-child.c + * This file is part of gedit + * + * Copyright (C) 2011 - Ignacio Casal Quinteiro + * + * gedit is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "gedit-overlay-child.h" +#include "gedit-enum-types.h" + +struct _GeditOverlayChildPrivate +{ + GtkWidget *widget; + GtkAllocation widget_alloc; + GeditOverlayChildPosition position; + guint offset; + gboolean fixed; +}; + +enum +{ + PROP_0, + PROP_WIDGET, + PROP_POSITION, + PROP_OFFSET, + PROP_FIXED +}; + +G_DEFINE_TYPE (GeditOverlayChild, gedit_overlay_child, GTK_TYPE_BIN) + +static void +gedit_overlay_child_get_property (GObject *object, + guint prop_id, + GValue *value, + GParamSpec *pspec) +{ + GeditOverlayChild *child = GEDIT_OVERLAY_CHILD (object); + + switch (prop_id) + { + case PROP_WIDGET: + g_value_set_object (value, child->priv->widget); + break; + case PROP_POSITION: + g_value_set_enum (value, child->priv->position); + break; + case PROP_OFFSET: + g_value_set_uint (value, child->priv->offset); + break; + case PROP_FIXED: + g_value_set_boolean (value, child->priv->fixed); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +gedit_overlay_child_set_property (GObject *object, + guint prop_id, + const GValue *value, + GParamSpec *pspec) +{ + GeditOverlayChild *child = GEDIT_OVERLAY_CHILD (object); + + switch (prop_id) + { + case PROP_WIDGET: + gtk_container_add (GTK_CONTAINER (child), + g_value_get_object (value)); + break; + case PROP_POSITION: + child->priv->position = g_value_get_enum (value); + break; + case PROP_OFFSET: + child->priv->offset = g_value_get_uint (value); + break; + case PROP_FIXED: + child->priv->fixed = g_value_get_boolean (value); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +gedit_overlay_child_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_overlay_child_get_preferred_width (GtkWidget *widget, + gint *minimum, + gint *natural) +{ + GeditOverlayChild *child = GEDIT_OVERLAY_CHILD (widget); + gint width; + + if (child->priv->widget != NULL) + { + gint child_min, child_nat; + + gtk_widget_get_preferred_width (child->priv->widget, + &child_min, &child_nat); + child->priv->widget_alloc.width = child_min; + } + + width = child->priv->widget_alloc.width; + *minimum = *natural = width; +} + +static void +gedit_overlay_child_get_preferred_height (GtkWidget *widget, + gint *minimum, + gint *natural) +{ + GeditOverlayChild *child = GEDIT_OVERLAY_CHILD (widget); + gint height; + + if (child->priv->widget != NULL) + { + gint child_min, child_nat; + + gtk_widget_get_preferred_height (child->priv->widget, + &child_min, &child_nat); + child->priv->widget_alloc.height = child_min; + } + + height = child->priv->widget_alloc.height; + *minimum = *natural = height; +} + +static void +gedit_overlay_child_size_allocate (GtkWidget *widget, + GtkAllocation *allocation) +{ + GeditOverlayChild *child = GEDIT_OVERLAY_CHILD (widget); + + GTK_WIDGET_CLASS (gedit_overlay_child_parent_class)->size_allocate (widget, allocation); + + if (child->priv->widget != NULL && + child->priv->widget_alloc.height && + child->priv->widget_alloc.width) + { + gtk_widget_size_allocate (child->priv->widget, + &child->priv->widget_alloc); + } +} + +static void +gedit_overlay_child_add (GtkContainer *container, + GtkWidget *widget) +{ + GeditOverlayChild *child = GEDIT_OVERLAY_CHILD (container); + + child->priv->widget = widget; + + GTK_CONTAINER_CLASS (gedit_overlay_child_parent_class)->add (container, widget); +} + +static void +gedit_overlay_child_remove (GtkContainer *container, + GtkWidget *widget) +{ + GeditOverlayChild *child = GEDIT_OVERLAY_CHILD (container); + + child->priv->widget = NULL; + + GTK_CONTAINER_CLASS (gedit_overlay_child_parent_class)->remove (container, widget); +} + +static void +gedit_overlay_child_class_init (GeditOverlayChildClass *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_overlay_child_get_property; + object_class->set_property = gedit_overlay_child_set_property; + + widget_class->realize = gedit_overlay_child_realize; + widget_class->get_preferred_width = gedit_overlay_child_get_preferred_width; + widget_class->get_preferred_height = gedit_overlay_child_get_preferred_height; + widget_class->size_allocate = gedit_overlay_child_size_allocate; + + container_class->add = gedit_overlay_child_add; + container_class->remove = gedit_overlay_child_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_install_property (object_class, PROP_POSITION, + g_param_spec_enum ("position", + "Position", + "The Widget Position", + GEDIT_TYPE_OVERLAY_CHILD_POSITION, + GEDIT_OVERLAY_CHILD_POSITION_STATIC, + G_PARAM_READWRITE | + G_PARAM_CONSTRUCT | + G_PARAM_STATIC_STRINGS)); + + g_object_class_install_property (object_class, PROP_OFFSET, + g_param_spec_uint ("offset", + "Offset", + "The Widget Offset", + 0, + G_MAXUINT, + 0, + G_PARAM_READWRITE | + G_PARAM_CONSTRUCT | + G_PARAM_STATIC_STRINGS)); + + g_object_class_install_property (object_class, PROP_FIXED, + g_param_spec_boolean ("fixed", + "Fixed", + "Wether the Widget is in a fixed position", + TRUE, + G_PARAM_READWRITE | + G_PARAM_CONSTRUCT | + G_PARAM_STATIC_STRINGS)); + + g_type_class_add_private (object_class, sizeof (GeditOverlayChildPrivate)); +} + +static void +gedit_overlay_child_init (GeditOverlayChild *child) +{ + child->priv = G_TYPE_INSTANCE_GET_PRIVATE (child, + GEDIT_TYPE_OVERLAY_CHILD, + GeditOverlayChildPrivate); + + gtk_widget_set_has_window (GTK_WIDGET (child), TRUE); +} + +/** + * gedit_overlay_child_new: + * @widget: a #GtkWidget + * + * Creates a new #GeditOverlayChild object + * + * Returns: a new #GeditOverlayChild object + */ +GeditOverlayChild * +gedit_overlay_child_new (GtkWidget *widget) +{ + return g_object_new (GEDIT_TYPE_OVERLAY_CHILD, + "widget", widget, + NULL); +} + +/** + * gedit_overlay_child_get_position: + * @child: a #GeditOverlayChild + * + * Gets the position of the widget + * + * Returns: wether the child should be placed in a #GeditOverlay + */ +GeditOverlayChildPosition +gedit_overlay_child_get_position (GeditOverlayChild *child) +{ + g_return_val_if_fail (GEDIT_IS_OVERLAY_CHILD (child), GEDIT_OVERLAY_CHILD_POSITION_STATIC); + + return child->priv->position; +} + +/** + * gedit_overlay_child_set_position: + * @child: a #GeditOverlayChild + * @position: a #GeditOverlayChildPosition + * + * Sets the new position for @child + */ +void +gedit_overlay_child_set_position (GeditOverlayChild *child, + GeditOverlayChildPosition position) +{ + g_return_if_fail (GEDIT_IS_OVERLAY_CHILD (child)); + + if (child->priv->position != position) + { + child->priv->position = position; + + g_object_notify (G_OBJECT (child), "position"); + } +} + +/** + * gedit_overlay_child_get_offset: + * @child: a #GeditOverlayChild + * + * Gets the offset for @child. The offset is usually used by #GeditOverlay + * to not place the widget directly in the border of the container + * + * Returns: the offset for @child + */ +guint +gedit_overlay_child_get_offset (GeditOverlayChild *child) +{ + g_return_val_if_fail (GEDIT_IS_OVERLAY_CHILD (child), 0); + + return child->priv->offset; +} + +/** + * gedit_overlay_child_set_offset: + * @child: a #GeditOverlayChild + * @offset: the offset for @child + * + * Sets the new offset for @child + */ +void +gedit_overlay_child_set_offset (GeditOverlayChild *child, + guint offset) +{ + g_return_if_fail (GEDIT_IS_OVERLAY_CHILD (child)); + + if (child->priv->offset != offset) + { + child->priv->offset = offset; + + g_object_notify (G_OBJECT (child), "offset"); + } +} + +/** + * gedit_overlay_child_get_fixed: + * @child: a #GeditOverlayChild + * + * Gets wether @child is fixed in its position. If @child is not fixed the position + * will change when for example you scroll the container. + * + * Returns: wether @child is fixed in its position + */ +gboolean +gedit_overlay_child_get_fixed (GeditOverlayChild *child) +{ + g_return_val_if_fail (GEDIT_IS_OVERLAY_CHILD (child), TRUE); + + return child->priv->fixed; +} + +/** + * gedit_overlay_child_set_fixed: + * @child: a #GeditOverlayChild + * @fixed: wether @child is in a fixed position + * + * Sets wether @child is in a fixed position + */ +void +gedit_overlay_child_set_fixed (GeditOverlayChild *child, + gboolean fixed) +{ + g_return_if_fail (GEDIT_IS_OVERLAY_CHILD (child)); + + fixed = (fixed != FALSE); + + if (child->priv->fixed != fixed) + { + child->priv->fixed = fixed; + + g_object_notify (G_OBJECT (child), "fixed"); + } +} + +/* ex:set ts=8 noet: */ diff --git a/lib/widgets/gedit-overlay-child.h b/lib/widgets/gedit-overlay-child.h new file mode 100644 index 000000000..86e051b74 --- /dev/null +++ b/lib/widgets/gedit-overlay-child.h @@ -0,0 +1,89 @@ +/* + * gedit-overlay-child.h + * This file is part of gedit + * + * Copyright (C) 2011 - Ignacio Casal Quinteiro + * + * gedit is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef __GEDIT_OVERLAY_CHILD_H__ +#define __GEDIT_OVERLAY_CHILD_H__ + +#include <glib-object.h> +#include <gtk/gtk.h> + +G_BEGIN_DECLS + +#define GEDIT_TYPE_OVERLAY_CHILD (gedit_overlay_child_get_type ()) +#define GEDIT_OVERLAY_CHILD(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GEDIT_TYPE_OVERLAY_CHILD, GeditOverlayChild)) +#define GEDIT_OVERLAY_CHILD_CONST(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GEDIT_TYPE_OVERLAY_CHILD, GeditOverlayChild const)) +#define GEDIT_OVERLAY_CHILD_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GEDIT_TYPE_OVERLAY_CHILD, GeditOverlayChildClass)) +#define GEDIT_IS_OVERLAY_CHILD(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GEDIT_TYPE_OVERLAY_CHILD)) +#define GEDIT_IS_OVERLAY_CHILD_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GEDIT_TYPE_OVERLAY_CHILD)) +#define GEDIT_OVERLAY_CHILD_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GEDIT_TYPE_OVERLAY_CHILD, GeditOverlayChildClass)) + +typedef struct _GeditOverlayChild GeditOverlayChild; +typedef struct _GeditOverlayChildClass GeditOverlayChildClass; +typedef struct _GeditOverlayChildPrivate GeditOverlayChildPrivate; + +struct _GeditOverlayChild +{ + GtkBin parent; + + GeditOverlayChildPrivate *priv; +}; + +struct _GeditOverlayChildClass +{ + GtkBinClass parent_class; +}; + +typedef enum +{ + GEDIT_OVERLAY_CHILD_POSITION_NORTH_WEST = 1, + GEDIT_OVERLAY_CHILD_POSITION_NORTH, + GEDIT_OVERLAY_CHILD_POSITION_NORTH_EAST, + GEDIT_OVERLAY_CHILD_POSITION_WEST, + GEDIT_OVERLAY_CHILD_POSITION_CENTER, + GEDIT_OVERLAY_CHILD_POSITION_EAST, + GEDIT_OVERLAY_CHILD_POSITION_SOUTH_WEST, + GEDIT_OVERLAY_CHILD_POSITION_SOUTH, + GEDIT_OVERLAY_CHILD_POSITION_SOUTH_EAST, + GEDIT_OVERLAY_CHILD_POSITION_STATIC +} GeditOverlayChildPosition; + +GType gedit_overlay_child_get_type (void) G_GNUC_CONST; + +GeditOverlayChild *gedit_overlay_child_new (GtkWidget *widget); + +GeditOverlayChildPosition gedit_overlay_child_get_position (GeditOverlayChild *child); + +void gedit_overlay_child_set_position (GeditOverlayChild *child, + GeditOverlayChildPosition position); + +guint gedit_overlay_child_get_offset (GeditOverlayChild *child); + +void gedit_overlay_child_set_offset (GeditOverlayChild *child, + guint offset); + +gboolean gedit_overlay_child_get_fixed (GeditOverlayChild *child); + +void gedit_overlay_child_set_fixed (GeditOverlayChild *child, + gboolean fixed); + +G_END_DECLS + +#endif /* __GEDIT_OVERLAY_CHILD_H__ */ |