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-rw-r--r--lib/widgets/ephy-icon-entry.c342
1 files changed, 342 insertions, 0 deletions
diff --git a/lib/widgets/ephy-icon-entry.c b/lib/widgets/ephy-icon-entry.c
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+++ b/lib/widgets/ephy-icon-entry.c
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+/*
+ * 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/.
+ *
+ * $Id$
+ */
+
+#include "config.h"
+
+#include "ephy-icon-entry.h"
+
+#include <gtk/gtkentry.h>
+#include <gtk/gtkbox.h>
+#include <gtk/gtkhbox.h>
+
+#define EPHY_ICON_ENTRY_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), EPHY_TYPE_ICON_ENTRY, EphyIconEntryPrivate))
+
+struct _EphyIconEntryPrivate
+{
+ 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
+ephy_icon_entry_paint (GtkWidget *widget,
+ GdkEventExpose *event)
+{
+ EphyIconEntry *entry = EPHY_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
+ephy_icon_entry_init (EphyIconEntry *entry)
+{
+ EphyIconEntryPrivate *priv;
+ GtkWidget *widget = (GtkWidget *) entry;
+
+ priv = entry->priv = EPHY_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
+ephy_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
+ephy_icon_entry_get_borders (GtkWidget *widget,
+ GtkWidget *entry,
+ int *xborder,
+ int *yborder)
+{
+ int focus_width;
+
+ g_return_if_fail (entry->style != NULL);
+
+ gtk_widget_style_get (entry,
+ "focus-line-width", &focus_width,
+ NULL);
+
+ *xborder = widget->style->xthickness;
+ *yborder = widget->style->ythickness;
+
+ /* While GtkEntry does this only when !interior-focus, we need this even
+ * with interior-focus, since otherwise we end up being too small.
+ */
+ *xborder += focus_width;
+ *yborder += focus_width;
+}
+
+static void
+ephy_icon_entry_size_request (GtkWidget *widget,
+ GtkRequisition *requisition)
+{
+ EphyIconEntry *entry = EPHY_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);
+ ephy_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
+ephy_icon_entry_size_allocate (GtkWidget *widget,
+ GtkAllocation *allocation)
+{
+ EphyIconEntry *entry = EPHY_ICON_ENTRY (widget);
+ GtkContainer *container = GTK_CONTAINER (widget);
+ GtkBin *bin = GTK_BIN (widget);
+ GtkAllocation child_allocation;
+ int xborder, yborder;
+
+ widget->allocation = *allocation;
+
+ ephy_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
+ephy_icon_entry_expose (GtkWidget *widget,
+ GdkEventExpose *event)
+{
+ if (GTK_WIDGET_DRAWABLE (widget) &&
+ event->window == widget->window)
+ {
+ ephy_icon_entry_paint (widget, event);
+ }
+
+ return parent_class->expose_event (widget, event);
+}
+
+static void
+ephy_icon_entry_class_init (EphyIconEntryClass *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 = ephy_icon_entry_realize;
+ widget_class->size_request = ephy_icon_entry_size_request;
+ widget_class->size_allocate = ephy_icon_entry_size_allocate;
+ widget_class->expose_event = ephy_icon_entry_expose;
+
+ g_type_class_add_private (object_class, sizeof (EphyIconEntryPrivate));
+}
+
+GType
+ephy_icon_entry_get_type (void)
+{
+ static GType type = 0;
+
+ if (G_UNLIKELY (type == 0))
+ {
+ static const GTypeInfo our_info =
+ {
+ sizeof (EphyIconEntryClass),
+ NULL,
+ NULL,
+ (GClassInitFunc) ephy_icon_entry_class_init,
+ NULL,
+ NULL,
+ sizeof (EphyIconEntry),
+ 0,
+ (GInstanceInitFunc) ephy_icon_entry_init
+ };
+
+ type = g_type_register_static (GTK_TYPE_BIN,
+ "EphyIconEntry",
+ &our_info, 0);
+ }
+
+ return type;
+}
+
+/* public functions */
+
+GtkWidget *
+ephy_icon_entry_new (void)
+{
+ return GTK_WIDGET (g_object_new (EPHY_TYPE_ICON_ENTRY, NULL));
+}
+
+void
+ephy_icon_entry_pack_widget (EphyIconEntry *entry,
+ GtkWidget *widget,
+ gboolean start)
+{
+ EphyIconEntryPrivate *priv;
+
+ g_return_if_fail (EPHY_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);
+ }
+}