/*
* e-icon-entry.c
*
* Author: Johnny Jacob <jjohnny@novell.com>
*
* Copyright 2006 Novell, Inc. (www.novell.com)
*
* Copyright (C) 2003, 2004, 2005 Christian Persch
*
* This library 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 of the License, or (at your option) any later version.
*
* This library 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*
* Adapted and modified from gtk+ code:
*
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
* Modified by the GTK+ Team and others 1997-2005. See the AUTHORS
* file in the gtk+ distribution for a list of people on the GTK+ Team.
* See the ChangeLog in the gtk+ distribution files for a list of changes.
* These files are distributed with GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*
*/
#include "config.h"
#include "e-icon-entry.h"
#include <gtk/gtkentry.h>
#include <gtk/gtkbox.h>
#include <gtk/gtkhbox.h>
#include <gtk/gtkeventbox.h>
#include <gtk/gtkimage.h>
#define E_ICON_ENTRY_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), E_TYPE_ICON_ENTRY, EIconEntryPrivate))
struct _EIconEntryPrivate
{
GtkWidget *hbox;
};
static GtkWidgetClass *parent_class = NULL;
/* private helper functions */
static gboolean
entry_focus_change_cb (GtkWidget *widget,
GdkEventFocus *event,
GtkWidget *entry)
{
gtk_widget_queue_draw (entry);
return FALSE;
}
static void
e_icon_entry_get_borders (GtkWidget *widget,
GtkWidget *entry,
int *xborder,
int *yborder)
{
int focus_width;
gboolean interior_focus;
g_return_if_fail (entry->style != NULL);
gtk_widget_style_get (entry,
"focus-line-width", &focus_width,
"interior-focus", &interior_focus,
NULL);
*xborder = entry->style->xthickness;
*yborder = entry->style->ythickness;
if (!interior_focus)
{
*xborder += focus_width;
*yborder += focus_width;
}
}
static void
e_icon_entry_paint (GtkWidget *widget,
GdkEventExpose *event)
{
EIconEntry *entry = E_ICON_ENTRY (widget);
GtkWidget *entry_widget = entry->entry;
int x = 0, y = 0, width, height, focus_width;
gboolean interior_focus;
gtk_widget_style_get (entry_widget,
"interior-focus", &interior_focus,
"focus-line-width", &focus_width,
NULL);
gdk_drawable_get_size (widget->window, &width, &height);
if (GTK_WIDGET_HAS_FOCUS (entry_widget) && !interior_focus)
{
x += focus_width;
y += focus_width;
width -= 2 * focus_width;
height -= 2 * focus_width;
}
gtk_paint_flat_box (entry_widget->style, widget->window,
GTK_WIDGET_STATE (entry_widget), GTK_SHADOW_NONE,
NULL, entry_widget, "entry_bg",
/* FIXME: was 0, 0 in gtk_entry_expose, but I think this is correct: */
x, y, width, height);
gtk_paint_shadow (entry_widget->style, widget->window,
GTK_STATE_NORMAL, GTK_SHADOW_IN,
NULL, entry_widget, "entry",
x, y, width, height);
if (GTK_WIDGET_HAS_FOCUS (entry_widget) && !interior_focus)
{
x -= focus_width;
y -= focus_width;
width += 2 * focus_width;
height += 2 * focus_width;
gtk_paint_focus (entry_widget->style, widget->window,
GTK_WIDGET_STATE (entry_widget),
NULL, entry_widget, "entry",
/* FIXME: was 0, 0 in gtk_entry_draw_frame, but I think this is correct: */
x, y, width, height);
}
}
/* Class implementation */
static void
e_icon_entry_init (EIconEntry *entry)
{
EIconEntryPrivate *priv;
GtkWidget *widget = (GtkWidget *) entry;
priv = entry->priv = E_ICON_ENTRY_GET_PRIVATE (entry);
GTK_WIDGET_UNSET_FLAGS (widget, GTK_NO_WINDOW);
priv->hbox = gtk_hbox_new (FALSE, /* FIXME */ 0);
gtk_container_add (GTK_CONTAINER (entry), priv->hbox);
entry->entry = gtk_entry_new ();
gtk_entry_set_has_frame (GTK_ENTRY (entry->entry), FALSE);
gtk_box_pack_start (GTK_BOX (priv->hbox), entry->entry, TRUE, TRUE, /* FIXME */ 0);
/* We need to queue a redraw when focus changes, to comply with themes
* (like Clearlooks) which draw focused and unfocused entries differently.
*/
g_signal_connect_after (entry->entry, "focus-in-event",
G_CALLBACK (entry_focus_change_cb), entry);
g_signal_connect_after (entry->entry, "focus-out-event",
G_CALLBACK (entry_focus_change_cb), entry);
}
static void
e_icon_entry_realize (GtkWidget *widget)
{
GdkWindowAttr attributes;
gint attributes_mask;
gint border_width;
GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
border_width = GTK_CONTAINER (widget)->border_width;
attributes.x = widget->allocation.x + border_width;
attributes.y = widget->allocation.y + border_width;
attributes.width = widget->allocation.width - 2 * border_width;
attributes.height = widget->allocation.height - 2 * border_width;
attributes.window_type = GDK_WINDOW_CHILD;
attributes.event_mask = gtk_widget_get_events (widget)
| GDK_EXPOSURE_MASK;
attributes.visual = gtk_widget_get_visual (widget);
attributes.colormap = gtk_widget_get_colormap (widget);
attributes.wclass = GDK_INPUT_OUTPUT;
attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
widget->window = gdk_window_new (gtk_widget_get_parent_window (widget),
&attributes, attributes_mask);
gdk_window_set_user_data (widget->window, widget);
widget->style = gtk_style_attach (widget->style, widget->window);
gtk_style_set_background (widget->style, widget->window, GTK_STATE_NORMAL);
}
static void
e_icon_entry_size_request (GtkWidget *widget,
GtkRequisition *requisition)
{
EIconEntry *entry = E_ICON_ENTRY (widget);
GtkContainer *container = GTK_CONTAINER (widget);
GtkBin *bin = GTK_BIN (widget);
int xborder, yborder;
requisition->width = requisition->height = container->border_width * 2;
gtk_widget_ensure_style (entry->entry);
e_icon_entry_get_borders (widget, entry->entry, &xborder, &yborder);
if (GTK_WIDGET_VISIBLE (bin->child))
{
GtkRequisition child_requisition;
gtk_widget_size_request (bin->child, &child_requisition);
requisition->width += child_requisition.width;
requisition->height += child_requisition.height;
}
requisition->width += 2 * xborder;
requisition->height += 2 * yborder;
}
static void
e_icon_entry_size_allocate (GtkWidget *widget,
GtkAllocation *allocation)
{
EIconEntry *entry = E_ICON_ENTRY (widget);
GtkContainer *container = GTK_CONTAINER (widget);
GtkBin *bin = GTK_BIN (widget);
GtkAllocation child_allocation;
int xborder, yborder;
widget->allocation = *allocation;
e_icon_entry_get_borders (widget, entry->entry, &xborder, &yborder);
if (GTK_WIDGET_REALIZED (widget))
{
child_allocation.x = container->border_width;
child_allocation.y = container->border_width;
child_allocation.width = MAX (allocation->width - container->border_width * 2, 0);
child_allocation.height = MAX (allocation->height - container->border_width * 2, 0);
gdk_window_move_resize (widget->window,
allocation->x + child_allocation.x,
allocation->y + child_allocation.y,
child_allocation.width,
child_allocation.height);
}
child_allocation.x = container->border_width + xborder;
child_allocation.y = container->border_width + yborder;
child_allocation.width = MAX (allocation->width - (container->border_width + xborder) * 2, 0);
child_allocation.height = MAX (allocation->height - (container->border_width + yborder) * 2, 0);
gtk_widget_size_allocate (bin->child, &child_allocation);
}
static gboolean
e_icon_entry_expose (GtkWidget *widget,
GdkEventExpose *event)
{
if (GTK_WIDGET_DRAWABLE (widget) &&
event->window == widget->window)
{
e_icon_entry_paint (widget, event);
}
return parent_class->expose_event (widget, event);
}
static void
e_icon_entry_class_init (EIconEntryClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
parent_class = GTK_WIDGET_CLASS (g_type_class_peek_parent (klass));
widget_class->realize = e_icon_entry_realize;
widget_class->size_request = e_icon_entry_size_request;
widget_class->size_allocate = e_icon_entry_size_allocate;
widget_class->expose_event = e_icon_entry_expose;
g_type_class_add_private (object_class, sizeof (EIconEntryPrivate));
}
GType
e_icon_entry_get_type (void)
{
static GType type = 0;
if (G_UNLIKELY (type == 0))
{
static const GTypeInfo our_info =
{
sizeof (EIconEntryClass),
NULL,
NULL,
(GClassInitFunc) e_icon_entry_class_init,
NULL,
NULL,
sizeof (EIconEntry),
0,
(GInstanceInitFunc) e_icon_entry_init
};
type = g_type_register_static (GTK_TYPE_BIN,
"EIconEntry",
&our_info, 0);
}
return type;
}
/* public functions */
GtkWidget *
e_icon_entry_new (void)
{
return GTK_WIDGET (g_object_new (E_TYPE_ICON_ENTRY, NULL));
}
void
e_icon_entry_pack_widget (EIconEntry *entry,
GtkWidget *widget,
gboolean start)
{
EIconEntryPrivate *priv;
g_return_if_fail (E_IS_ICON_ENTRY (entry));
priv = entry->priv;
if (start)
{
gtk_box_pack_start (GTK_BOX (priv->hbox), widget, FALSE, FALSE, /* FIXME */ 2);
gtk_box_reorder_child (GTK_BOX (priv->hbox), widget, 0);
}
else
{
gtk_box_pack_end (GTK_BOX (priv->hbox), widget, FALSE, FALSE, /* FIXME */ 2);
}
}
static void
set_cursor (GtkWidget *widget, GdkEventCrossing *event, gpointer dummy)
{
if (event->type == GDK_ENTER_NOTIFY)
gdk_window_set_cursor (widget->window, gdk_cursor_new (GDK_HAND1));
else
gdk_window_set_cursor (widget->window, gdk_cursor_new (GDK_LEFT_PTR));
}
GtkWidget *
e_icon_entry_create_button (const char *stock)
{
GtkWidget *eventbox;
GtkWidget *image;
eventbox = gtk_event_box_new ();
gtk_container_set_border_width (GTK_CONTAINER (eventbox), 2);
gtk_event_box_set_visible_window (GTK_EVENT_BOX (eventbox), FALSE);
image = gtk_image_new_from_stock (stock, GTK_ICON_SIZE_MENU);
gtk_container_add (GTK_CONTAINER (eventbox), image);
g_signal_connect_after (eventbox, "enter-notify-event", (GCallback) set_cursor, NULL);
g_signal_connect_after (eventbox, "leave-notify-event", (GCallback) set_cursor, NULL);
return eventbox;
}
GtkWidget *
e_icon_entry_get_entry (EIconEntry *entry)
{
g_return_val_if_fail (E_IS_ICON_ENTRY (entry), NULL);
return entry->entry;
}
