/*
* Copyright (C) 2002 Ricardo Fernández Pascual
*
* This program 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, or (at your option)
* any later version.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <libgnome/gnome-i18n.h>
#include <gtk/gtkcellrenderertext.h>
#include <gtk/gtktreeview.h>
#include <gtk/gtkscrolledwindow.h>
#include <gtk/gtktreeselection.h>
#include <gtk/gtkliststore.h>
#include <gtk/gtkwindow.h>
#include <gtk/gtkmain.h>
#include <gtk/gtkvbox.h>
#include <gdk/gdkkeysyms.h>
#include <gtk/gtkframe.h>
#include "ephy-autocompletion-window.h"
#include "ephy-gobject-misc.h"
#include "ephy-string.h"
#include "ephy-marshal.h"
#include "ephy-gui.h"
#include "ephy-debug.h"
/* This is copied from gtkscrollbarwindow.c */
#define DEFAULT_SCROLLBAR_SPACING 3
#define SCROLLBAR_SPACING(w) \
(GTK_SCROLLED_WINDOW_GET_CLASS (w)->scrollbar_spacing >= 0 ? \
GTK_SCROLLED_WINDOW_GET_CLASS (w)->scrollbar_spacing : DEFAULT_SCROLLBAR_SPACING)
#define MAX_VISIBLE_ROWS 9
#define MAX_COMPLETION_ALTERNATIVES 7
/**
* Private data
*/
struct _EphyAutocompletionWindowPrivate {
EphyAutocompletion *autocompletion;
GtkWidget *parent;
GtkWidget *window;
GtkScrolledWindow *scrolled_window;
GtkTreeView *tree_view;
GtkTreeViewColumn *col1;
GtkTreeView *action_tree_view;
GtkTreeViewColumn *action_col1;
GtkTreeView *active_tree_view;
gboolean only_actions;
char *selected;
GtkListStore *list_store;
GtkListStore *action_list_store;
guint last_added_match;
int view_nitems;
gboolean shown;
};
/**
* Private functions, only availble from this file
*/
static void ephy_autocompletion_window_class_init (EphyAutocompletionWindowClass *klass);
static void ephy_autocompletion_window_init (EphyAutocompletionWindow *aw);
static void ephy_autocompletion_window_finalize_impl (GObject *o);
static void ephy_autocompletion_window_init_widgets (EphyAutocompletionWindow *aw);
static void ephy_autocompletion_window_selection_changed_cb (GtkTreeSelection *treeselection,
EphyAutocompletionWindow *aw);
static gboolean ephy_autocompletion_window_button_press_event_cb (GtkWidget *widget,
GdkEventButton *event,
EphyAutocompletionWindow *aw);
static gboolean ephy_autocompletion_window_key_press_cb (GtkWidget *widget,
GdkEventKey *event,
EphyAutocompletionWindow *aw);
static void ephy_autocompletion_window_event_after_cb (GtkWidget *wid, GdkEvent *event,
EphyAutocompletionWindow *aw);
static void ephy_autocompletion_window_fill_store_chunk (EphyAutocompletionWindow *aw);
static gpointer g_object_class;
enum EphyAutocompletionWindowSignalsEnum {
ACTIVATED,
SELECTED,
EPHY_AUTOCOMPLETION_WINDOW_HIDDEN,
EPHY_AUTOCOMPLETION_WINDOW_LAST_SIGNAL
};
static gint EphyAutocompletionWindowSignals[EPHY_AUTOCOMPLETION_WINDOW_LAST_SIGNAL];
/**
* AutocompletionWindow object
*/
MAKE_GET_TYPE (ephy_autocompletion_window, "EphyAutocompletionWindow", EphyAutocompletionWindow,
ephy_autocompletion_window_class_init,
ephy_autocompletion_window_init, G_TYPE_OBJECT);
static void
ephy_autocompletion_window_class_init (EphyAutocompletionWindowClass *klass)
{
G_OBJECT_CLASS (klass)->finalize = ephy_autocompletion_window_finalize_impl;
g_object_class = g_type_class_peek_parent (klass);
EphyAutocompletionWindowSignals[ACTIVATED] = g_signal_new (
"activated", G_OBJECT_CLASS_TYPE (klass),
G_SIGNAL_RUN_FIRST | G_SIGNAL_RUN_LAST | G_SIGNAL_RUN_CLEANUP,
G_STRUCT_OFFSET (EphyAutocompletionWindowClass, activated),
NULL, NULL,
ephy_marshal_VOID__STRING_INT,
G_TYPE_NONE,
2,
G_TYPE_STRING,
G_TYPE_INT);
EphyAutocompletionWindowSignals[SELECTED] = g_signal_new (
"selected", G_OBJECT_CLASS_TYPE (klass),
G_SIGNAL_RUN_FIRST | G_SIGNAL_RUN_LAST | G_SIGNAL_RUN_CLEANUP,
G_STRUCT_OFFSET (EphyAutocompletionWindowClass, selected),
NULL, NULL,
ephy_marshal_VOID__STRING_INT,
G_TYPE_NONE,
2,
G_TYPE_STRING,
G_TYPE_INT);
EphyAutocompletionWindowSignals[EPHY_AUTOCOMPLETION_WINDOW_HIDDEN] = g_signal_new (
"hidden", G_OBJECT_CLASS_TYPE (klass),
G_SIGNAL_RUN_FIRST | G_SIGNAL_RUN_LAST | G_SIGNAL_RUN_CLEANUP,
G_STRUCT_OFFSET (EphyAutocompletionWindowClass, hidden),
NULL, NULL,
ephy_marshal_VOID__VOID,
G_TYPE_NONE, 0);
}
static void
ephy_autocompletion_window_init (EphyAutocompletionWindow *aw)
{
EphyAutocompletionWindowPrivate *p = g_new0 (EphyAutocompletionWindowPrivate, 1);
GtkTreeSelection *s;
aw->priv = p;
p->selected = NULL;
ephy_autocompletion_window_init_widgets (aw);
s = gtk_tree_view_get_selection (p->tree_view);
/* I would like to use GTK_SELECTION_SINGLE, but it seems to require that one
item is selected always */
gtk_tree_selection_set_mode (s, GTK_SELECTION_MULTIPLE);
g_signal_connect (s, "changed", G_CALLBACK (ephy_autocompletion_window_selection_changed_cb), aw);
s = gtk_tree_view_get_selection (p->action_tree_view);
gtk_tree_selection_set_mode (s, GTK_SELECTION_MULTIPLE);
g_signal_connect (s, "changed", G_CALLBACK (ephy_autocompletion_window_selection_changed_cb), aw);
}
static void
ephy_autocompletion_window_finalize_impl (GObject *o)
{
EphyAutocompletionWindow *aw = EPHY_AUTOCOMPLETION_WINDOW (o);
EphyAutocompletionWindowPrivate *p = aw->priv;
if (p->list_store) g_object_unref (p->list_store);
if (p->action_list_store) g_object_unref (p->action_list_store);
if (p->parent) g_object_unref (p->parent);
if (p->window) gtk_widget_destroy (p->window);
if (p->autocompletion)
{
g_signal_handlers_disconnect_matched (p->autocompletion, G_SIGNAL_MATCH_DATA, 0, 0,
NULL, NULL, aw);
g_object_unref (p->autocompletion);
}
g_free (p->selected);
g_free (p);
gdk_pointer_ungrab (GDK_CURRENT_TIME);
gdk_keyboard_ungrab (GDK_CURRENT_TIME);
G_OBJECT_CLASS (g_object_class)->finalize (o);
}
static void
ephy_autocompletion_window_init_widgets (EphyAutocompletionWindow *aw)
{
EphyAutocompletionWindowPrivate *p = aw->priv;
GtkWidget *sw;
GtkCellRenderer *renderer;
GtkWidget *frame;
GtkWidget *vbox;
GdkColor *bg_color;
guint32 base, dark;
GValue v = { 0 };
p->window = gtk_window_new (GTK_WINDOW_POPUP);
gtk_window_set_resizable (GTK_WINDOW (p->window), FALSE);
frame = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME (frame),
GTK_SHADOW_OUT);
gtk_container_add (GTK_CONTAINER (p->window), frame);
gtk_widget_show (frame);
vbox = gtk_vbox_new (FALSE, 0);
gtk_widget_show (vbox);
gtk_container_add (GTK_CONTAINER (frame), vbox);
sw = gtk_scrolled_window_new (NULL, NULL);
gtk_box_pack_start (GTK_BOX (vbox),
sw, TRUE, TRUE, 0);
gtk_scrolled_window_set_shadow_type
(GTK_SCROLLED_WINDOW(sw), GTK_SHADOW_IN);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
p->scrolled_window = GTK_SCROLLED_WINDOW (sw);
gtk_widget_show (sw);
p->tree_view = GTK_TREE_VIEW (gtk_tree_view_new ());
gtk_container_add (GTK_CONTAINER (sw), GTK_WIDGET (p->tree_view));
gtk_widget_realize (GTK_WIDGET (p->tree_view));
renderer = gtk_cell_renderer_text_new ();
p->col1 = gtk_tree_view_column_new ();
gtk_tree_view_column_pack_start (p->col1, renderer, TRUE);
gtk_tree_view_column_set_attributes (p->col1, renderer,
"text", 0,
NULL);
gtk_tree_view_append_column (p->tree_view, p->col1);
gtk_tree_view_set_headers_visible (p->tree_view, FALSE);
gtk_widget_show (GTK_WIDGET(p->tree_view));
p->action_tree_view = GTK_TREE_VIEW (gtk_tree_view_new ());
gtk_box_pack_start (GTK_BOX (vbox),
GTK_WIDGET (p->action_tree_view),
FALSE, TRUE, 0);
renderer = gtk_cell_renderer_text_new ();
g_value_init (&v, GDK_TYPE_COLOR);
g_object_get_property (G_OBJECT (renderer), "cell_background_gdk", &v);
bg_color = g_value_peek_pointer (&v);
base = ephy_gui_gdk_color_to_rgb (bg_color);
dark = ephy_gui_rgb_shift_color (base, 0.15);
*bg_color = ephy_gui_gdk_rgb_to_color (dark);
g_object_set_property (G_OBJECT (renderer), "cell_background_gdk", &v);
p->action_col1 = gtk_tree_view_column_new ();
gtk_tree_view_column_pack_start (p->action_col1, renderer, TRUE);
gtk_tree_view_column_set_attributes (p->action_col1, renderer,
"text", 0,
NULL);
gtk_tree_view_append_column (p->action_tree_view, p->action_col1);
gtk_tree_view_set_headers_visible (p->action_tree_view, FALSE);
gtk_widget_show (GTK_WIDGET(p->action_tree_view));
}
EphyAutocompletionWindow *
ephy_autocompletion_window_new (EphyAutocompletion *ac, GtkWidget *w)
{
EphyAutocompletionWindow *ret = g_object_new (EPHY_TYPE_AUTOCOMPLETION_WINDOW, NULL);
ephy_autocompletion_window_set_parent_widget (ret, w);
ephy_autocompletion_window_set_autocompletion (ret, ac);
return ret;
}
void
ephy_autocompletion_window_set_parent_widget (EphyAutocompletionWindow *aw, GtkWidget *w)
{
if (aw->priv->parent) g_object_unref (aw->priv->parent);
aw->priv->parent = g_object_ref (w);
}
void
ephy_autocompletion_window_set_autocompletion (EphyAutocompletionWindow *aw,
EphyAutocompletion *ac)
{
EphyAutocompletionWindowPrivate *p = aw->priv;
if (p->autocompletion)
{
g_signal_handlers_disconnect_matched (p->autocompletion, G_SIGNAL_MATCH_DATA, 0, 0,
NULL, NULL, aw);
g_object_unref (p->autocompletion);
}
p->autocompletion = g_object_ref (ac);
}
static void
ephy_autocompletion_window_selection_changed_cb (GtkTreeSelection *treeselection,
EphyAutocompletionWindow *aw)
{
GList *l;
GtkTreeModel *model;
if (aw->priv->selected) g_free (aw->priv->selected);
l = gtk_tree_selection_get_selected_rows (treeselection, &model);
if (l)
{
GtkTreePath *path;
GtkTreeIter iter;
path = (GtkTreePath *)l->data;
gtk_tree_model_get_iter (model, &iter, path);
gtk_tree_model_get (model, &iter, 1,
&aw->priv->selected, -1);
g_list_foreach (l, (GFunc)gtk_tree_path_free, NULL);
g_list_free (l);
}
else
{
aw->priv->selected = NULL;
}
}
static void
ephy_autocompletion_window_get_dimensions (EphyAutocompletionWindow *aw,
int *x, int *y, int *width, int *height)
{
GtkBin *popwin;
GtkWidget *widget;
GtkScrolledWindow *popup;
gint real_height;
GtkRequisition list_requisition;
gboolean show_vscroll = FALSE;
gint avail_height;
gint min_height;
gint alloc_width;
gint work_height;
gint old_height;
gint old_width;
int row_height;
widget = GTK_WIDGET (aw->priv->parent);
popup = GTK_SCROLLED_WINDOW (aw->priv->scrolled_window);
popwin = GTK_BIN (aw->priv->window);
gdk_window_get_origin (widget->window, x, y);
real_height = MIN (widget->requisition.height,
widget->allocation.height);
*y += real_height;
avail_height = gdk_screen_height () - *y;
gtk_widget_size_request (GTK_WIDGET(aw->priv->tree_view),
&list_requisition);
alloc_width = (widget->allocation.width -
2 * popwin->child->style->xthickness -
2 * GTK_CONTAINER (popwin->child)->border_width -
2 * GTK_CONTAINER (popup)->border_width -
2 * GTK_CONTAINER (GTK_BIN (popup)->child)->border_width -
2 * GTK_BIN (popup)->child->style->xthickness);
work_height = (2 * popwin->child->style->ythickness +
2 * GTK_CONTAINER (popwin->child)->border_width +
2 * GTK_CONTAINER (popup)->border_width +
2 * GTK_CONTAINER (GTK_BIN (popup)->child)->border_width +
2 * GTK_BIN (popup)->child->style->ythickness);
min_height = MIN (list_requisition.height,
popup->vscrollbar->requisition.height);
row_height = list_requisition.height / MAX (aw->priv->view_nitems, 1);
LOG ("Real list requisition %d, Items %d", list_requisition.height, aw->priv->view_nitems)
list_requisition.height = MIN (row_height * MAX_VISIBLE_ROWS, list_requisition.height);
LOG ("Row Height %d, Fake list requisition %d", row_height, list_requisition.height)
do
{
old_width = alloc_width;
old_height = work_height;
if (!show_vscroll &&
work_height + list_requisition.height > avail_height)
{
if (work_height + min_height > avail_height &&
*y - real_height > avail_height)
{
*y -= (work_height + list_requisition.height +
real_height);
break;
}
alloc_width -= (popup->vscrollbar->requisition.width +
SCROLLBAR_SPACING (popup));
show_vscroll = TRUE;
}
} while (old_width != alloc_width || old_height != work_height);
*width = widget->allocation.width;
if (*x < 0) *x = 0;
*height = MIN (work_height + list_requisition.height,
avail_height);
/* Action view */
work_height = (2 * GTK_CONTAINER (popup)->border_width +
2 * GTK_WIDGET (popup)->style->ythickness);
if (!GTK_WIDGET_VISIBLE (aw->priv->scrolled_window))
{
*height = work_height;
}
gtk_widget_size_request (GTK_WIDGET(aw->priv->action_tree_view),
&list_requisition);
if (GTK_WIDGET_VISIBLE (aw->priv->action_tree_view))
{
*height += list_requisition.height;
}
}
static void
ephy_autocompletion_window_fill_store_chunk (EphyAutocompletionWindow *aw)
{
EphyAutocompletionWindowPrivate *p = aw->priv;
const EphyAutocompletionMatch *matches;
guint i;
gboolean changed;
guint nmatches;
guint last;
guint completion_nitems = 0, action_nitems = 0, substring_nitems = 0;
START_PROFILER ("Fill store")
nmatches = ephy_autocompletion_get_num_matches (p->autocompletion);
matches = ephy_autocompletion_get_matches_sorted_by_score (p->autocompletion,
&changed);
if (!changed) return;
if (p->list_store) g_object_unref (p->list_store);
p->list_store = gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_STRING);
if (p->action_list_store) g_object_unref (p->action_list_store);
p->action_list_store = gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_STRING);
last = p->last_added_match = 0;
for (i = 0; last < nmatches; i++, last++)
{
const EphyAutocompletionMatch *m = &matches[last];
GtkTreeIter iter;
GtkListStore *store;
if (m->is_action || m->substring ||
completion_nitems <= MAX_COMPLETION_ALTERNATIVES)
{
if (m->is_action)
{
store = p->action_list_store;
action_nitems ++;
}
else if (m->substring)
{
store = p->list_store;
substring_nitems ++;
}
else
{
store = p->list_store;
completion_nitems ++;
}
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter,
0, m->title,
1, m->target,
-1);
}
}
p->view_nitems = substring_nitems + completion_nitems;
gtk_widget_show (GTK_WIDGET (p->scrolled_window));
gtk_widget_show (GTK_WIDGET (p->action_tree_view));
if (p->view_nitems == 0)
{
gtk_widget_hide (GTK_WIDGET (p->scrolled_window));
}
if (action_nitems == 0)
{
gtk_widget_hide (GTK_WIDGET (p->action_tree_view));
}
p->last_added_match = last;
STOP_PROFILER ("Fill store")
}
void
ephy_autocompletion_window_show (EphyAutocompletionWindow *aw)
{
EphyAutocompletionWindowPrivate *p = aw->priv;
gint x, y, height, width;
guint nmatches;
g_return_if_fail (p->window);
g_return_if_fail (p->autocompletion);
nmatches = ephy_autocompletion_get_num_matches (p->autocompletion);
if (nmatches <= 0)
{
ephy_autocompletion_window_hide (aw);
return;
}
START_PROFILER ("Showing window")
ephy_autocompletion_window_fill_store_chunk (aw);
p->only_actions = (!GTK_WIDGET_VISIBLE (p->scrolled_window) ||
GTK_WIDGET_HAS_FOCUS (p->action_tree_view));
if (p->only_actions)
{
p->active_tree_view = p->action_tree_view;
}
else
{
p->active_tree_view = p->tree_view;
}
gtk_tree_view_set_model (p->tree_view, GTK_TREE_MODEL (p->list_store));
gtk_tree_view_set_model (p->action_tree_view, GTK_TREE_MODEL (p->action_list_store));
ephy_autocompletion_window_get_dimensions (aw, &x, &y, &width, &height);
gtk_widget_set_size_request (GTK_WIDGET (p->window), width,
height);
gtk_window_move (GTK_WINDOW (p->window), x, y);
if (!p->shown)
{
gtk_widget_show (p->window);
gdk_pointer_grab (p->parent->window, TRUE,
GDK_POINTER_MOTION_MASK | GDK_BUTTON_PRESS_MASK |
GDK_BUTTON_RELEASE_MASK,
NULL, NULL, GDK_CURRENT_TIME);
gdk_keyboard_grab (p->parent->window, TRUE, GDK_CURRENT_TIME);\
gtk_grab_add (p->window);
g_signal_connect (p->window, "button-press-event",
G_CALLBACK (ephy_autocompletion_window_button_press_event_cb),
aw);
g_signal_connect (p->window, "key-press-event",
G_CALLBACK (ephy_autocompletion_window_key_press_cb),
aw);
g_signal_connect (p->tree_view, "event-after",
G_CALLBACK (ephy_autocompletion_window_event_after_cb),
aw);
g_signal_connect (p->action_tree_view, "event-after",
G_CALLBACK (ephy_autocompletion_window_event_after_cb),
aw);
p->shown = TRUE;
}
gtk_tree_view_scroll_to_point (GTK_TREE_VIEW (p->tree_view), 0, 0);
gtk_widget_grab_focus (GTK_WIDGET (p->tree_view));
STOP_PROFILER ("Showing window")
}
static gboolean
ephy_autocompletion_window_button_press_event_cb (GtkWidget *widget,
GdkEventButton *event,
EphyAutocompletionWindow *aw)
{
GtkWidget *event_widget;
event_widget = gtk_get_event_widget ((GdkEvent *) event);
/* Check to see if button press happened inside the alternatives
window. If not, destroy the window. */
if (event_widget != aw->priv->window)
{
while (event_widget)
{
if (event_widget == aw->priv->window)
return FALSE;
event_widget = event_widget->parent;
}
}
ephy_autocompletion_window_hide (aw);
return TRUE;
}
static GtkTreeView *
hack_tree_view_move_selection (GtkTreeView *tv, GtkTreeView *alternate, int dir)
{
GtkTreeSelection *ts = gtk_tree_view_get_selection (tv);
GtkTreeModel *model;
GList *selected = NULL;
gboolean prev_result = TRUE;
selected = gtk_tree_selection_get_selected_rows (ts, &model);
gtk_tree_selection_unselect_all (ts);
if (!selected)
{
GtkTreePath *p = gtk_tree_path_new_first ();
gtk_tree_selection_select_path (ts, p);
gtk_tree_view_scroll_to_cell (tv, p, NULL, FALSE, 0, 0);
gtk_tree_path_free (p);
}
else
{
GtkTreePath *p = selected->data;
int i;
if (dir > 0)
{
for (i = 0; i < dir; ++i)
{
gtk_tree_path_next (p);
}
}
else
{
for (i = 0; i > dir; --i)
{
prev_result = gtk_tree_path_prev (p);
}
}
if (prev_result)
{
gtk_tree_selection_select_path (ts, p);
gtk_tree_view_scroll_to_cell (tv, p, NULL, FALSE, 0, 0);
}
}
g_list_foreach (selected, (GFunc) gtk_tree_path_free, NULL);
g_list_free (selected);
if (!prev_result)
{
GtkTreeModel *model;
int c;
GtkTreeIter iter;
GtkTreePath *p;
GtkTreeSelection *selection;
model = gtk_tree_view_get_model (alternate);
c = gtk_tree_model_iter_n_children (model, NULL);
if (c > 0 && alternate)
{
gtk_tree_model_iter_nth_child (model, &iter, NULL, c - 1);
p = gtk_tree_model_get_path (model, &iter);
selection = gtk_tree_view_get_selection (alternate);
gtk_tree_selection_select_path (selection, p);
gtk_tree_view_scroll_to_cell (alternate, p, NULL, FALSE, 0, 0);
gtk_tree_path_free (p);
}
return alternate;
}
else if (gtk_tree_selection_count_selected_rows (ts) == 0)
{
hack_tree_view_move_selection (alternate, tv, dir);
return alternate;
}
return tv;
}
static gboolean
ephy_autocompletion_window_key_press_hack (EphyAutocompletionWindow *aw,
guint keyval)
{
GtkTreeView *tree_view, *alt;
EphyAutocompletionWindowPrivate *p = aw->priv;
gboolean action;
action = (p->active_tree_view == p->action_tree_view);
tree_view = action ? p->action_tree_view : p->tree_view;
alt = action ? p->tree_view : p->action_tree_view;
alt = p->only_actions ? p->action_tree_view : alt;
switch (keyval)
{
case GDK_Up:
p->active_tree_view = hack_tree_view_move_selection
(tree_view, alt, -1);
break;
case GDK_Down:
p->active_tree_view = hack_tree_view_move_selection
(tree_view, alt, +1);
break;
case GDK_Page_Down:
p->active_tree_view = hack_tree_view_move_selection
(tree_view, alt, +5);
break;
case GDK_Page_Up:
p->active_tree_view = hack_tree_view_move_selection
(tree_view, alt, -5);
break;
case GDK_Return:
case GDK_space:
if (aw->priv->selected)
{
g_signal_emit (aw, EphyAutocompletionWindowSignals
[ACTIVATED], 0, aw->priv->selected, action);
}
break;
default:
g_warning ("Unexpected keyval");
break;
}
action = (p->active_tree_view == p->action_tree_view);
switch (keyval)
{
case GDK_Up:
case GDK_Down:
case GDK_Page_Down:
case GDK_Page_Up:
if (aw->priv->selected)
{
g_signal_emit (aw, EphyAutocompletionWindowSignals
[SELECTED], 0, aw->priv->selected, action);
}
break;
default:
break;
}
return TRUE;
}
static gboolean
ephy_autocompletion_window_key_press_cb (GtkWidget *widget,
GdkEventKey *event,
EphyAutocompletionWindow *aw)
{
GdkEventKey tmp_event;
EphyAutocompletionWindowPrivate *p = aw->priv;
GtkWidget *dest_widget;
/* allow keyboard navigation in the alternatives clist */
if (event->keyval == GDK_Up || event->keyval == GDK_Down
|| event->keyval == GDK_Page_Up || event->keyval == GDK_Page_Down
|| ((event->keyval == GDK_space || event->keyval == GDK_Return)
&& p->selected))
{
return ephy_autocompletion_window_key_press_hack
(aw, event->keyval);
}
else
{
dest_widget = p->parent;
}
if (dest_widget != widget)
{
tmp_event = *event;
gtk_widget_event (dest_widget, (GdkEvent *)&tmp_event);
return TRUE;
}
else
{
return FALSE;
}
}
void
ephy_autocompletion_window_hide (EphyAutocompletionWindow *aw)
{
if (aw->priv->window)
{
gtk_widget_hide (aw->priv->window);
gtk_grab_remove (aw->priv->window);
gdk_pointer_ungrab (GDK_CURRENT_TIME);
gdk_keyboard_ungrab (GDK_CURRENT_TIME);
ephy_autocompletion_window_unselect (aw);
g_signal_emit (aw, EphyAutocompletionWindowSignals[EPHY_AUTOCOMPLETION_WINDOW_HIDDEN], 0);
}
g_free (aw->priv->selected);
aw->priv->selected = NULL;
aw->priv->shown = FALSE;
}
void
ephy_autocompletion_window_unselect (EphyAutocompletionWindow *aw)
{
EphyAutocompletionWindowPrivate *p = aw->priv;
GtkTreeSelection *ts = gtk_tree_view_get_selection (p->tree_view);
gtk_tree_selection_unselect_all (ts);
}
static void
ephy_autocompletion_window_event_after_cb (GtkWidget *wid, GdkEvent *event,
EphyAutocompletionWindow *aw)
{
gboolean action;
EphyAutocompletionWindowPrivate *p = aw->priv;
action = (wid == GTK_WIDGET (p->action_tree_view));
if (event->type == GDK_BUTTON_PRESS
&& ((GdkEventButton *) event)->button == 1)
{
if (p->selected)
{
g_signal_emit (aw, EphyAutocompletionWindowSignals
[ACTIVATED], 0, p->selected, action);
}
}
}
