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Use the new API in GtkSearchBar if we can

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Sadly, GtkSearchBar allows connecting plain entries, so we have
to keep the old code around.
This commit is contained in:
Matthias Clasen 2014-12-27 18:29:07 -05:00
parent 354536d464
commit 3bf12c44e2
4 changed files with 110 additions and 85 deletions
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1
gtk/Makefile.am
View File

@ -485,6 +485,7 @@ gtk_private_h_sources = \
gtkscaleprivate.h \
gtksearchengine.h \
gtksearchenginesimple.h \
gtksearchentryprivate.h \
gtkselectionprivate.h \
gtksettingsprivate.h \
gtksizegroup-private.h \

144
gtk/gtksearchbar.c
View File

@ -33,6 +33,7 @@
#include "gtkprivate.h"
#include "gtkrender.h"
#include "gtksearchbar.h"
#include "gtksearchentryprivate.h"
/**
* SECTION:gtksearchbar
@ -84,40 +85,12 @@ enum {
static GParamSpec *widget_props[LAST_PROPERTY] = { NULL, };
static gboolean
is_keynav_event (GdkEvent *event,
guint keyval)
static void
stop_search_cb (GtkWidget *entry,
GtkSearchBar *bar)
{
GdkModifierType state = 0;
gdk_event_get_state (event, &state);
if (keyval == GDK_KEY_Tab ||
keyval == GDK_KEY_KP_Tab ||
keyval == GDK_KEY_Up ||
keyval == GDK_KEY_KP_Up ||
keyval == GDK_KEY_Down ||
keyval == GDK_KEY_KP_Down ||
keyval == GDK_KEY_Left ||
keyval == GDK_KEY_KP_Left ||
keyval == GDK_KEY_Right ||
keyval == GDK_KEY_KP_Right ||
keyval == GDK_KEY_Home ||
keyval == GDK_KEY_KP_Home ||
keyval == GDK_KEY_End ||
keyval == GDK_KEY_KP_End ||
keyval == GDK_KEY_Page_Up ||
keyval == GDK_KEY_KP_Page_Up ||
keyval == GDK_KEY_Page_Down ||
keyval == GDK_KEY_KP_Page_Down ||
((state & (GDK_CONTROL_MASK | GDK_MOD1_MASK)) != 0))
return TRUE;
/* Other navigation events should get automatically
* ignored as they will not change the content of the entry
*/
return FALSE;
GtkSearchBarPrivate *priv = gtk_search_bar_get_instance_private (bar);
gtk_revealer_set_reveal_child (GTK_REVEALER (priv->revealer), FALSE);
}
static gboolean
@ -125,16 +98,13 @@ entry_key_pressed_event_cb (GtkWidget *widget,
GdkEvent *event,
GtkSearchBar *bar)
{
GtkSearchBarPrivate *priv = gtk_search_bar_get_instance_private (bar);
guint keyval;
if (!gdk_event_get_keyval (event, &keyval) ||
keyval != GDK_KEY_Escape)
return GDK_EVENT_PROPAGATE;
gtk_revealer_set_reveal_child (GTK_REVEALER (priv->revealer), FALSE);
if (event->key.keyval == GDK_KEY_Escape)
{
stop_search_cb (widget, bar);
return GDK_EVENT_STOP;
}
else
return GDK_EVENT_PROPAGATE;
}
static void
@ -145,6 +115,45 @@ preedit_changed_cb (GtkEntry *entry,
*preedit_changed = TRUE;
}
static gboolean
gtk_search_bar_handle_event_for_entry (GtkSearchBar *bar,
GdkEvent *event)
{
GtkSearchBarPrivate *priv = gtk_search_bar_get_instance_private (bar);
gboolean handled;
gboolean preedit_changed;
guint preedit_change_id;
gboolean res;
char *old_text, *new_text;
if (gtk_search_entry_is_keynav_event (event) ||
event->key.keyval == GDK_KEY_space ||
event->key.keyval == GDK_KEY_Menu)
return GDK_EVENT_PROPAGATE;
if (!gtk_widget_get_realized (priv->entry))
gtk_widget_realize (priv->entry);
handled = GDK_EVENT_PROPAGATE;
preedit_changed = FALSE;
preedit_change_id = g_signal_connect (priv->entry, "preedit-changed",
G_CALLBACK (preedit_changed_cb), &preedit_changed);
old_text = g_strdup (gtk_entry_get_text (GTK_ENTRY (priv->entry)));
res = gtk_widget_event (priv->entry, event);
new_text = g_strdup (gtk_entry_get_text (GTK_ENTRY (priv->entry)));
g_signal_handler_disconnect (priv->entry, preedit_change_id);
if ((res && g_strcmp0 (new_text, old_text) != 0) || preedit_changed)
handled = GDK_EVENT_STOP;
g_free (old_text);
g_free (new_text);
return handled;
}
/**
* gtk_search_bar_handle_event:
* @bar: a #GtkSearchBar
@ -191,12 +200,10 @@ gtk_search_bar_handle_event (GtkSearchBar *bar,
GdkEvent *event)
{
GtkSearchBarPrivate *priv = gtk_search_bar_get_instance_private (bar);
guint keyval;
gboolean handled;
gboolean preedit_changed;
guint preedit_change_id;
gboolean res;
char *old_text, *new_text;
if (priv->reveal_child)
return GDK_EVENT_PROPAGATE;
if (priv->entry == NULL)
{
@ -204,39 +211,13 @@ gtk_search_bar_handle_event (GtkSearchBar *bar,
return GDK_EVENT_PROPAGATE;
}
/* Exit early if the search bar is already shown,
* the event doesn't contain a key press,
* or the event is a navigation or space bar key press
*/
if (priv->reveal_child ||
!gdk_event_get_keyval (event, &keyval) ||
is_keynav_event (event, keyval) ||
keyval == GDK_KEY_space ||
keyval == GDK_KEY_Menu)
return GDK_EVENT_PROPAGATE;
if (GTK_IS_SEARCH_ENTRY (priv->entry))
handled = gtk_search_entry_handle_event (GTK_SEARCH_ENTRY (priv->entry), event);
else
handled = gtk_search_bar_handle_event_for_entry (bar, event);
if (!gtk_widget_get_realized (priv->entry))
gtk_widget_realize (priv->entry);
handled = GDK_EVENT_PROPAGATE;
preedit_changed = FALSE;
preedit_change_id = g_signal_connect (priv->entry, "preedit-changed",
G_CALLBACK (preedit_changed_cb), &preedit_changed);
old_text = g_strdup (gtk_entry_get_text (GTK_ENTRY (priv->entry)));
res = gtk_widget_event (priv->entry, event);
new_text = g_strdup (gtk_entry_get_text (GTK_ENTRY (priv->entry)));
g_signal_handler_disconnect (priv->entry, preedit_change_id);
if ((res && g_strcmp0 (new_text, old_text) != 0) || preedit_changed)
{
handled = GDK_EVENT_STOP;
if (handled == GDK_EVENT_STOP)
gtk_revealer_set_reveal_child (GTK_REVEALER (priv->revealer), TRUE);
}
g_free (old_text);
g_free (new_text);
return handled;
}
@ -513,6 +494,9 @@ gtk_search_bar_connect_entry (GtkSearchBar *bar,
if (priv->entry != NULL)
{
if (GTK_IS_SEARCH_ENTRY (priv->entry))
g_signal_handlers_disconnect_by_func (priv->entry, stop_search_cb, bar);
else
g_signal_handlers_disconnect_by_func (priv->entry, entry_key_pressed_event_cb, bar);
g_object_remove_weak_pointer (G_OBJECT (priv->entry), (gpointer *) &priv->entry);
priv->entry = NULL;
@ -522,6 +506,10 @@ gtk_search_bar_connect_entry (GtkSearchBar *bar,
{
priv->entry = GTK_WIDGET (entry);
g_object_add_weak_pointer (G_OBJECT (priv->entry), (gpointer *) &priv->entry);
if (GTK_IS_SEARCH_ENTRY (priv->entry))
g_signal_connect (priv->entry, "stop-search",
G_CALLBACK (stop_search_cb), bar);
else
g_signal_connect (priv->entry, "key-press-event",
G_CALLBACK (entry_key_pressed_event_cb), bar);
}

6
gtk/gtksearchentry.c
View File

@ -385,8 +385,8 @@ gtk_search_entry_new (void)
return GTK_WIDGET (g_object_new (GTK_TYPE_SEARCH_ENTRY, NULL));
}
static gboolean
is_keynav_event (GdkEvent *event)
gboolean
gtk_search_entry_is_keynav_event (GdkEvent *event)
{
GdkModifierType state = 0;
guint keyval;
@ -447,7 +447,7 @@ gtk_search_entry_handle_event (GtkSearchEntry *entry,
if (!gtk_widget_get_realized (GTK_WIDGET (entry)))
gtk_widget_realize (GTK_WIDGET (entry));
if (is_keynav_event (event) ||
if (gtk_search_entry_is_keynav_event (event) ||
event->key.keyval == GDK_KEY_space ||
event->key.keyval == GDK_KEY_Menu)
return GDK_EVENT_PROPAGATE;

36
gtk/gtksearchentryprivate.h Normal file
View File

@ -0,0 +1,36 @@
/* GTK - The GIMP Toolkit
* Copyright (C) 2014 Red Hat, Inc.
*
* 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, see <http://www.gnu.org/licenses/>.
*/
/*
* Modified by the GTK+ Team and others 2012. See the AUTHORS
* file for a list of people on the GTK+ Team. See the ChangeLog
* files for a list of changes. These files are distributed with
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
#ifndef __GTK_SEARCH_ENTRY_PRIVATE_H__
#define __GTK_SEARCH_ENTRY_PRIVATE_H__
#include <gtk/gtksearchentry.h>
G_BEGIN_DECLS
gboolean gtk_search_entry_is_keynav_event (GdkEvent *event);
G_END_DECLS
#endif /* __GTK_SEARCH_ENTRY_PRIVATE_H__ */