mirror of
https://github.com/netsurf-browser/netsurf
synced 2024-12-05 12:21:57 +03:00
983 lines
24 KiB
C
983 lines
24 KiB
C
/*
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* libsexy/sexy-icon-entry.c Entry widget
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* Copyright (C) 2004-2006 Christian Hammond.
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* modified for NetSurf
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* Copyright 2009 Mark Benjamin <netsurf-browser.org.MarkBenjamin@dfgh.net>
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*
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* This file is part of NetSurf, http://www.netsurf-browser.org/
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* This file before modifications was originally part of LibSexy,
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* http://www.chipx86.com/; it is redistributed under GPLv2
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*
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* NetSurf is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* NetSurf is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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* or write to the Free Software Foundation, Inc.,
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include <string.h>
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#include <gtk/gtk.h>
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#include "gtk/sexy_icon_entry.h"
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#include "gtk/compat.h"
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#define ICON_MARGIN 2
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#define MAX_ICONS 2
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#define IS_VALID_ICON_ENTRY_POSITION(pos) \
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((pos) == SEXY_ICON_ENTRY_PRIMARY || \
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(pos) == SEXY_ICON_ENTRY_SECONDARY)
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typedef struct
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{
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GtkImage *icon;
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gboolean highlight;
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gboolean hovered;
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GdkWindow *window;
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} SexyIconInfo;
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struct _SexyIconEntryPriv
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{
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SexyIconInfo icons[MAX_ICONS];
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gulong icon_released_id;
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};
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enum
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{
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ICON_PRESSED,
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ICON_RELEASED,
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LAST_SIGNAL
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};
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/* static void sexy_icon_entry_class_init(SexyIconEntryClass *klass); */
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static void sexy_icon_entry_editable_init(GtkEditableClass *iface);
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/* static void sexy_icon_entry_init(SexyIconEntry *entry); */
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static void sexy_icon_entry_finalize(GObject *obj);
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static void sexy_icon_entry_destroy(GtkObject *obj);
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static void sexy_icon_entry_map(GtkWidget *widget);
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static void sexy_icon_entry_unmap(GtkWidget *widget);
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static void sexy_icon_entry_realize(GtkWidget *widget);
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static void sexy_icon_entry_unrealize(GtkWidget *widget);
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static void sexy_icon_entry_size_request(GtkWidget *widget,
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GtkRequisition *requisition);
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static void sexy_icon_entry_size_allocate(GtkWidget *widget,
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GtkAllocation *allocation);
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static gint sexy_icon_entry_expose(GtkWidget *widget, GdkEventExpose *event);
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static gint sexy_icon_entry_enter_notify(GtkWidget *widget,
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GdkEventCrossing *event);
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static gint sexy_icon_entry_leave_notify(GtkWidget *widget,
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GdkEventCrossing *event);
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static gint sexy_icon_entry_button_press(GtkWidget *widget,
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GdkEventButton *event);
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static gint sexy_icon_entry_button_release(GtkWidget *widget,
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GdkEventButton *event);
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static GtkEntryClass *parent_class = NULL;
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static guint signals[LAST_SIGNAL] = {0};
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G_DEFINE_TYPE_EXTENDED(SexyIconEntry, sexy_icon_entry, GTK_TYPE_ENTRY,
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0,
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G_IMPLEMENT_INTERFACE(GTK_TYPE_EDITABLE,
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sexy_icon_entry_editable_init));
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void
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sexy_icon_entry_class_init(SexyIconEntryClass *klass)
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{
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GObjectClass *gobject_class;
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GtkObjectClass *object_class;
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GtkWidgetClass *widget_class;
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GtkEntryClass *entry_class;
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parent_class = g_type_class_peek_parent(klass);
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gobject_class = G_OBJECT_CLASS(klass);
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object_class = GTK_OBJECT_CLASS(klass);
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widget_class = GTK_WIDGET_CLASS(klass);
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entry_class = GTK_ENTRY_CLASS(klass);
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gobject_class->finalize = sexy_icon_entry_finalize;
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object_class->destroy = sexy_icon_entry_destroy;
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widget_class->map = sexy_icon_entry_map;
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widget_class->unmap = sexy_icon_entry_unmap;
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widget_class->realize = sexy_icon_entry_realize;
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widget_class->unrealize = sexy_icon_entry_unrealize;
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widget_class->size_request = sexy_icon_entry_size_request;
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widget_class->size_allocate = sexy_icon_entry_size_allocate;
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widget_class->expose_event = sexy_icon_entry_expose;
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widget_class->enter_notify_event = sexy_icon_entry_enter_notify;
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widget_class->leave_notify_event = sexy_icon_entry_leave_notify;
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widget_class->button_press_event = sexy_icon_entry_button_press;
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widget_class->button_release_event = sexy_icon_entry_button_release;
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/*
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* SexyIconEntry::icon-pressed:
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* @entry: The entry on which the signal is emitted.
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* @icon_pos: The position of the clicked icon.
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* @button: The mouse button clicked.
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*
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* The ::icon-pressed signal is emitted when an icon is clicked.
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*/
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/* signal modified to compile directly in NetSurf - param 8 of
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* g_signal_new() changed from marshal type to NULL - so there may
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* well be no working signal */
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signals[ICON_PRESSED] =
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g_signal_new("icon_pressed",
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G_TYPE_FROM_CLASS(gobject_class),
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G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
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G_STRUCT_OFFSET(SexyIconEntryClass, icon_pressed),
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NULL, NULL,
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NULL,
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G_TYPE_NONE, 2,
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G_TYPE_INT,
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G_TYPE_INT);
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/*
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* SexyIconEntry::icon-released:
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* @entry: The entry on which the signal is emitted.
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* @icon_pos: The position of the clicked icon.
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* @button: The mouse button clicked.
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*
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* The ::icon-released signal is emitted on the button release from a
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* mouse click.
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*/
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/* signal modified to compile directly in NetSurf - param 8 of
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* g_signal_new() changed from marshal type to NULL - so there may
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* well be no working signal */
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signals[ICON_RELEASED] =
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g_signal_new("icon_released",
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G_TYPE_FROM_CLASS(gobject_class),
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G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
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G_STRUCT_OFFSET(SexyIconEntryClass, icon_released),
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NULL, NULL,
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NULL,
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G_TYPE_NONE, 2,
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G_TYPE_INT,
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G_TYPE_INT);
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}
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static void
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sexy_icon_entry_editable_init(GtkEditableClass *iface)
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{
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};
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void
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sexy_icon_entry_init(SexyIconEntry *entry)
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{
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entry->priv = g_new0(SexyIconEntryPriv, 1);
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}
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static void
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sexy_icon_entry_finalize(GObject *obj)
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{
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SexyIconEntry *entry;
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g_return_if_fail(obj != NULL);
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g_return_if_fail(SEXY_IS_ICON_ENTRY(obj));
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entry = SEXY_ICON_ENTRY(obj);
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g_free(entry->priv);
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if (G_OBJECT_CLASS(parent_class)->finalize)
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G_OBJECT_CLASS(parent_class)->finalize(obj);
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}
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static void
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sexy_icon_entry_destroy(GtkObject *obj)
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{
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SexyIconEntry *entry;
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entry = SEXY_ICON_ENTRY(obj);
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sexy_icon_entry_set_icon(entry, SEXY_ICON_ENTRY_PRIMARY, NULL);
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sexy_icon_entry_set_icon(entry, SEXY_ICON_ENTRY_SECONDARY, NULL);
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if (GTK_OBJECT_CLASS(parent_class)->destroy)
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GTK_OBJECT_CLASS(parent_class)->destroy(obj);
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}
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static void
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sexy_icon_entry_map(GtkWidget *widget)
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{
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if (nsgtk_widget_get_realized(widget) && !nsgtk_widget_get_mapped(widget))
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{
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SexyIconEntry *entry = SEXY_ICON_ENTRY(widget);
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int i;
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GTK_WIDGET_CLASS(parent_class)->map(widget);
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for (i = 0; i < MAX_ICONS; i++)
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{
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if (entry->priv->icons[i].icon != NULL)
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gdk_window_show(entry->priv->icons[i].window);
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}
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}
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}
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static void
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sexy_icon_entry_unmap(GtkWidget *widget)
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{
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if (nsgtk_widget_get_mapped(widget))
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{
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SexyIconEntry *entry = SEXY_ICON_ENTRY(widget);
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int i;
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for (i = 0; i < MAX_ICONS; i++)
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{
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if (entry->priv->icons[i].icon != NULL)
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gdk_window_hide(entry->priv->icons[i].window);
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}
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GTK_WIDGET_CLASS(parent_class)->unmap(widget);
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}
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}
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static gint
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get_icon_width(SexyIconEntry *entry, SexyIconEntryPosition icon_pos)
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{
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GtkRequisition requisition;
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gint menu_icon_width;
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gint width;
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SexyIconInfo *icon_info = &entry->priv->icons[icon_pos];
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if (icon_info->icon == NULL)
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return 0;
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gtk_widget_size_request(GTK_WIDGET(icon_info->icon), &requisition);
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gtk_icon_size_lookup(GTK_ICON_SIZE_MENU, &menu_icon_width, NULL);
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width = MAX(requisition.width, menu_icon_width);
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return width;
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}
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static void
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get_borders(SexyIconEntry *entry, gint *xborder, gint *yborder)
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{
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GtkWidget *widget = GTK_WIDGET(entry);
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gint focus_width;
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gboolean interior_focus;
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gtk_widget_style_get(widget,
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"interior-focus", &interior_focus,
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"focus-line-width", &focus_width,
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NULL);
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if (gtk_entry_get_has_frame(GTK_ENTRY(entry)))
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{
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*xborder = widget->style->xthickness;
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*yborder = widget->style->ythickness;
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}
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else
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{
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*xborder = 0;
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*yborder = 0;
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}
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if (!interior_focus)
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{
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*xborder += focus_width;
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*yborder += focus_width;
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}
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}
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static void
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get_text_area_size(SexyIconEntry *entry, GtkAllocation *alloc)
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{
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GtkWidget *widget = GTK_WIDGET(entry);
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GtkRequisition requisition;
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gint xborder, yborder;
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gtk_widget_get_child_requisition(widget, &requisition);
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get_borders(entry, &xborder, &yborder);
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alloc->x = xborder;
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alloc->y = yborder;
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alloc->width = widget->allocation.width - xborder * 2;
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alloc->height = requisition.height - yborder * 2;
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}
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static void
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get_icon_allocation(SexyIconEntry *icon_entry,
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gboolean left,
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GtkAllocation *widget_alloc,
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GtkAllocation *text_area_alloc,
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GtkAllocation *allocation,
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SexyIconEntryPosition *icon_pos)
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{
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gboolean rtl;
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rtl = (gtk_widget_get_direction(GTK_WIDGET(icon_entry)) ==
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GTK_TEXT_DIR_RTL);
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if (left)
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*icon_pos = (rtl ? SEXY_ICON_ENTRY_SECONDARY : SEXY_ICON_ENTRY_PRIMARY);
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else
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*icon_pos = (rtl ? SEXY_ICON_ENTRY_PRIMARY : SEXY_ICON_ENTRY_SECONDARY);
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allocation->y = text_area_alloc->y;
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allocation->width = get_icon_width(icon_entry, *icon_pos);
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allocation->height = text_area_alloc->height;
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if (left)
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allocation->x = text_area_alloc->x + ICON_MARGIN;
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else
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{
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allocation->x = text_area_alloc->x + text_area_alloc->width -
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allocation->width - ICON_MARGIN;
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}
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}
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static void
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sexy_icon_entry_realize(GtkWidget *widget)
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{
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SexyIconEntry *entry = SEXY_ICON_ENTRY(widget);
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GdkWindowAttr attributes;
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gint attributes_mask;
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int i;
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GTK_WIDGET_CLASS(parent_class)->realize(widget);
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attributes.x = 0;
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attributes.y = 0;
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attributes.width = 1;
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attributes.height = 1;
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attributes.window_type = GDK_WINDOW_CHILD;
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attributes.wclass = GDK_INPUT_OUTPUT;
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attributes.visual = gtk_widget_get_visual(widget);
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attributes.colormap = gtk_widget_get_colormap(widget);
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attributes.event_mask = gtk_widget_get_events(widget);
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attributes.event_mask |=
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(GDK_EXPOSURE_MASK
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| GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK
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| GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK);
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attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
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for (i = 0; i < MAX_ICONS; i++)
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{
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SexyIconInfo *icon_info;
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icon_info = &entry->priv->icons[i];
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icon_info->window = gdk_window_new(widget->window, &attributes,
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attributes_mask);
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gdk_window_set_user_data(icon_info->window, widget);
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gdk_window_set_background(icon_info->window,
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&widget->style->base[nsgtk_widget_get_state(widget)]);
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}
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gtk_widget_queue_resize(widget);
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}
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static void
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sexy_icon_entry_unrealize(GtkWidget *widget)
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{
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SexyIconEntry *entry = SEXY_ICON_ENTRY(widget);
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int i;
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GTK_WIDGET_CLASS(parent_class)->unrealize(widget);
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for (i = 0; i < MAX_ICONS; i++)
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{
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SexyIconInfo *icon_info = &entry->priv->icons[i];
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gdk_window_destroy(icon_info->window);
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icon_info->window = NULL;
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}
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}
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static void
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sexy_icon_entry_size_request(GtkWidget *widget, GtkRequisition *requisition)
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{
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GtkEntry *gtkentry;
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SexyIconEntry *entry;
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gint icon_widths = 0;
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int i;
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gtkentry = GTK_ENTRY(widget);
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entry = SEXY_ICON_ENTRY(widget);
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for (i = 0; i < MAX_ICONS; i++)
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{
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int icon_width = get_icon_width(entry, i);
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if (icon_width > 0)
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icon_widths += icon_width + ICON_MARGIN;
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}
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GTK_WIDGET_CLASS(parent_class)->size_request(widget, requisition);
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if (icon_widths > requisition->width)
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requisition->width += icon_widths;
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}
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static void
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place_windows(SexyIconEntry *icon_entry, GtkAllocation *widget_alloc)
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{
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SexyIconEntryPosition left_icon_pos;
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SexyIconEntryPosition right_icon_pos;
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GtkAllocation left_icon_alloc;
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GtkAllocation right_icon_alloc;
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GtkAllocation text_area_alloc;
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get_text_area_size(icon_entry, &text_area_alloc);
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get_icon_allocation(icon_entry, TRUE, widget_alloc, &text_area_alloc,
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&left_icon_alloc, &left_icon_pos);
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get_icon_allocation(icon_entry, FALSE, widget_alloc, &text_area_alloc,
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&right_icon_alloc, &right_icon_pos);
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if (left_icon_alloc.width > 0)
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{
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text_area_alloc.x = left_icon_alloc.x + left_icon_alloc.width +
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ICON_MARGIN;
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}
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if (right_icon_alloc.width > 0)
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text_area_alloc.width -= right_icon_alloc.width + ICON_MARGIN;
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text_area_alloc.width -= text_area_alloc.x;
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gdk_window_move_resize(icon_entry->priv->icons[left_icon_pos].window,
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left_icon_alloc.x, left_icon_alloc.y,
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left_icon_alloc.width, left_icon_alloc.height);
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gdk_window_move_resize(icon_entry->priv->icons[right_icon_pos].window,
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right_icon_alloc.x, right_icon_alloc.y,
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right_icon_alloc.width, right_icon_alloc.height);
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gdk_window_move_resize(GTK_ENTRY(icon_entry)->text_area,
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text_area_alloc.x, text_area_alloc.y,
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text_area_alloc.width, text_area_alloc.height);
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}
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static void
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sexy_icon_entry_size_allocate(GtkWidget *widget, GtkAllocation *allocation)
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{
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g_return_if_fail(SEXY_IS_ICON_ENTRY(widget));
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g_return_if_fail(allocation != NULL);
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widget->allocation = *allocation;
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GTK_WIDGET_CLASS(parent_class)->size_allocate(widget, allocation);
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if (nsgtk_widget_get_realized(widget))
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place_windows(SEXY_ICON_ENTRY(widget), allocation);
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}
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static GdkPixbuf *
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get_pixbuf_from_icon(SexyIconEntry *entry, SexyIconEntryPosition icon_pos)
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{
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GdkPixbuf *pixbuf = NULL;
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gchar *stock_id;
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SexyIconInfo *icon_info = &entry->priv->icons[icon_pos];
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GtkIconSize size;
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switch (gtk_image_get_storage_type(GTK_IMAGE(icon_info->icon)))
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{
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case GTK_IMAGE_PIXBUF:
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pixbuf = gtk_image_get_pixbuf(GTK_IMAGE(icon_info->icon));
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g_object_ref(pixbuf);
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break;
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case GTK_IMAGE_STOCK:
|
|
gtk_image_get_stock(GTK_IMAGE(icon_info->icon), &stock_id, &size);
|
|
pixbuf = gtk_widget_render_icon(GTK_WIDGET(entry),
|
|
stock_id, size, NULL);
|
|
break;
|
|
|
|
default:
|
|
return NULL;
|
|
}
|
|
|
|
return pixbuf;
|
|
}
|
|
|
|
/* Kudos to the gnome-panel guys. */
|
|
static void
|
|
colorshift_pixbuf(GdkPixbuf *dest, GdkPixbuf *src, int shift)
|
|
{
|
|
gint i, j;
|
|
gint width, height, has_alpha, src_rowstride, dest_rowstride;
|
|
guchar *target_pixels;
|
|
guchar *original_pixels;
|
|
guchar *pix_src;
|
|
guchar *pix_dest;
|
|
int val;
|
|
guchar r, g, b;
|
|
|
|
has_alpha = gdk_pixbuf_get_has_alpha(src);
|
|
width = gdk_pixbuf_get_width(src);
|
|
height = gdk_pixbuf_get_height(src);
|
|
src_rowstride = gdk_pixbuf_get_rowstride(src);
|
|
dest_rowstride = gdk_pixbuf_get_rowstride(dest);
|
|
original_pixels = gdk_pixbuf_get_pixels(src);
|
|
target_pixels = gdk_pixbuf_get_pixels(dest);
|
|
|
|
for (i = 0; i < height; i++)
|
|
{
|
|
pix_dest = target_pixels + i * dest_rowstride;
|
|
pix_src = original_pixels + i * src_rowstride;
|
|
|
|
for (j = 0; j < width; j++)
|
|
{
|
|
r = *(pix_src++);
|
|
g = *(pix_src++);
|
|
b = *(pix_src++);
|
|
|
|
val = r + shift;
|
|
*(pix_dest++) = CLAMP(val, 0, 255);
|
|
|
|
val = g + shift;
|
|
*(pix_dest++) = CLAMP(val, 0, 255);
|
|
|
|
val = b + shift;
|
|
*(pix_dest++) = CLAMP(val, 0, 255);
|
|
|
|
if (has_alpha)
|
|
*(pix_dest++) = *(pix_src++);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
draw_icon(GtkWidget *widget, SexyIconEntryPosition icon_pos)
|
|
{
|
|
SexyIconEntry *entry = SEXY_ICON_ENTRY(widget);
|
|
SexyIconInfo *icon_info = &entry->priv->icons[icon_pos];
|
|
GdkPixbuf *pixbuf;
|
|
gint x, y, width, height;
|
|
|
|
if (icon_info->icon == NULL || !nsgtk_widget_get_realized(widget))
|
|
return;
|
|
|
|
if ((pixbuf = get_pixbuf_from_icon(entry, icon_pos)) == NULL)
|
|
return;
|
|
|
|
gdk_drawable_get_size(icon_info->window, &width, &height);
|
|
|
|
if (width == 1 || height == 1)
|
|
{
|
|
/*
|
|
* size_allocate hasn't been called yet. These are the default values.
|
|
*/
|
|
return;
|
|
}
|
|
|
|
if (gdk_pixbuf_get_height(pixbuf) > height)
|
|
{
|
|
GdkPixbuf *temp_pixbuf;
|
|
int scale;
|
|
|
|
scale = height - (2 * ICON_MARGIN);
|
|
|
|
temp_pixbuf = gdk_pixbuf_scale_simple(pixbuf, scale, scale,
|
|
GDK_INTERP_BILINEAR);
|
|
|
|
g_object_unref(pixbuf);
|
|
|
|
pixbuf = temp_pixbuf;
|
|
}
|
|
|
|
x = (width - gdk_pixbuf_get_width(pixbuf)) / 2;
|
|
y = (height - gdk_pixbuf_get_height(pixbuf)) / 2;
|
|
|
|
if (icon_info->hovered)
|
|
{
|
|
GdkPixbuf *temp_pixbuf;
|
|
|
|
temp_pixbuf = gdk_pixbuf_copy(pixbuf);
|
|
|
|
colorshift_pixbuf(temp_pixbuf, pixbuf, 30);
|
|
|
|
g_object_unref(pixbuf);
|
|
|
|
pixbuf = temp_pixbuf;
|
|
}
|
|
|
|
gdk_draw_pixbuf(icon_info->window, widget->style->black_gc, pixbuf,
|
|
0, 0, x, y, -1, -1,
|
|
GDK_RGB_DITHER_NORMAL, 0, 0);
|
|
|
|
g_object_unref(pixbuf);
|
|
}
|
|
|
|
static gint
|
|
sexy_icon_entry_expose(GtkWidget *widget, GdkEventExpose *event)
|
|
{
|
|
SexyIconEntry *entry;
|
|
|
|
g_return_val_if_fail(SEXY_IS_ICON_ENTRY(widget), FALSE);
|
|
g_return_val_if_fail(event != NULL, FALSE);
|
|
|
|
entry = SEXY_ICON_ENTRY(widget);
|
|
|
|
if (nsgtk_widget_is_drawable(widget))
|
|
{
|
|
gboolean found = FALSE;
|
|
int i;
|
|
|
|
for (i = 0; i < MAX_ICONS && !found; i++)
|
|
{
|
|
SexyIconInfo *icon_info = &entry->priv->icons[i];
|
|
|
|
if (event->window == icon_info->window)
|
|
{
|
|
gint width;
|
|
GtkAllocation text_area_alloc;
|
|
|
|
get_text_area_size(entry, &text_area_alloc);
|
|
gdk_drawable_get_size(icon_info->window, &width, NULL);
|
|
|
|
gtk_paint_flat_box(widget->style, icon_info->window,
|
|
nsgtk_widget_get_state(widget), GTK_SHADOW_NONE,
|
|
NULL, widget, "entry_bg",
|
|
0, 0, width, text_area_alloc.height);
|
|
|
|
draw_icon(widget, i);
|
|
|
|
found = TRUE;
|
|
}
|
|
}
|
|
|
|
if (!found)
|
|
GTK_WIDGET_CLASS(parent_class)->expose_event(widget, event);
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static void
|
|
update_icon(GObject *obj, GParamSpec *param, SexyIconEntry *entry)
|
|
{
|
|
if (param != NULL)
|
|
{
|
|
const char *name = g_param_spec_get_name(param);
|
|
|
|
if (strcmp(name, "pixbuf") && strcmp(name, "stock") &&
|
|
strcmp(name, "image") && strcmp(name, "pixmap") &&
|
|
strcmp(name, "icon_set") && strcmp(name, "pixbuf_animation"))
|
|
{
|
|
return;
|
|
}
|
|
}
|
|
|
|
gtk_widget_queue_resize(GTK_WIDGET(entry));
|
|
}
|
|
|
|
static gint
|
|
sexy_icon_entry_enter_notify(GtkWidget *widget, GdkEventCrossing *event)
|
|
{
|
|
SexyIconEntry *entry = SEXY_ICON_ENTRY(widget);
|
|
int i;
|
|
|
|
for (i = 0; i < MAX_ICONS; i++)
|
|
{
|
|
if (event->window == entry->priv->icons[i].window)
|
|
{
|
|
if (sexy_icon_entry_get_icon_highlight(entry, i))
|
|
{
|
|
entry->priv->icons[i].hovered = TRUE;
|
|
|
|
update_icon(NULL, NULL, entry);
|
|
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static gint
|
|
sexy_icon_entry_leave_notify(GtkWidget *widget, GdkEventCrossing *event)
|
|
{
|
|
SexyIconEntry *entry = SEXY_ICON_ENTRY(widget);
|
|
int i;
|
|
|
|
for (i = 0; i < MAX_ICONS; i++)
|
|
{
|
|
if (event->window == entry->priv->icons[i].window)
|
|
{
|
|
if (sexy_icon_entry_get_icon_highlight(entry, i))
|
|
{
|
|
entry->priv->icons[i].hovered = FALSE;
|
|
|
|
update_icon(NULL, NULL, entry);
|
|
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static gint
|
|
sexy_icon_entry_button_press(GtkWidget *widget, GdkEventButton *event)
|
|
{
|
|
SexyIconEntry *entry = SEXY_ICON_ENTRY(widget);
|
|
int i;
|
|
|
|
for (i = 0; i < MAX_ICONS; i++)
|
|
{
|
|
if (event->window == entry->priv->icons[i].window)
|
|
{
|
|
if (event->button == 1 &&
|
|
sexy_icon_entry_get_icon_highlight(entry, i))
|
|
{
|
|
entry->priv->icons[i].hovered = FALSE;
|
|
|
|
update_icon(NULL, NULL, entry);
|
|
}
|
|
|
|
g_signal_emit(entry, signals[ICON_PRESSED], 0, i, event->button);
|
|
|
|
return TRUE;
|
|
}
|
|
}
|
|
|
|
if (GTK_WIDGET_CLASS(parent_class)->button_press_event)
|
|
return GTK_WIDGET_CLASS(parent_class)->button_press_event(widget,
|
|
event);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static gint
|
|
sexy_icon_entry_button_release(GtkWidget *widget, GdkEventButton *event)
|
|
{
|
|
SexyIconEntry *entry = SEXY_ICON_ENTRY(widget);
|
|
int i;
|
|
|
|
for (i = 0; i < MAX_ICONS; i++)
|
|
{
|
|
GdkWindow *icon_window = entry->priv->icons[i].window;
|
|
|
|
if (event->window == icon_window)
|
|
{
|
|
int width, height;
|
|
gdk_drawable_get_size(icon_window, &width, &height);
|
|
|
|
if (event->button == 1 &&
|
|
sexy_icon_entry_get_icon_highlight(entry, i) &&
|
|
event->x >= 0 && event->y >= 0 &&
|
|
event->x <= width && event->y <= height)
|
|
{
|
|
entry->priv->icons[i].hovered = TRUE;
|
|
|
|
update_icon(NULL, NULL, entry);
|
|
}
|
|
|
|
g_signal_emit(entry, signals[ICON_RELEASED], 0, i, event->button);
|
|
|
|
return TRUE;
|
|
}
|
|
}
|
|
|
|
if (GTK_WIDGET_CLASS(parent_class)->button_release_event)
|
|
return GTK_WIDGET_CLASS(parent_class)->button_release_event(widget,
|
|
event);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
/*
|
|
* sexy_icon_entry_new
|
|
*
|
|
* Creates a new SexyIconEntry widget.
|
|
*
|
|
* Returns a new #SexyIconEntry.
|
|
*/
|
|
GtkWidget *
|
|
sexy_icon_entry_new(void)
|
|
{
|
|
return GTK_WIDGET(g_object_new(SEXY_TYPE_ICON_ENTRY, NULL));
|
|
}
|
|
|
|
/*
|
|
* sexy_icon_entry_set_icon
|
|
* @param entry A #SexyIconEntry.
|
|
* @param position Icon position.
|
|
* @param icon A #GtkImage to set as the icon.
|
|
*
|
|
* Sets the icon shown in the entry
|
|
*/
|
|
void
|
|
sexy_icon_entry_set_icon(SexyIconEntry *entry, SexyIconEntryPosition icon_pos,
|
|
GtkImage *icon)
|
|
{
|
|
SexyIconInfo *icon_info;
|
|
|
|
g_return_if_fail(entry != NULL);
|
|
g_return_if_fail(SEXY_IS_ICON_ENTRY(entry));
|
|
g_return_if_fail(IS_VALID_ICON_ENTRY_POSITION(icon_pos));
|
|
g_return_if_fail(icon == NULL || GTK_IS_IMAGE(icon));
|
|
|
|
icon_info = &entry->priv->icons[icon_pos];
|
|
|
|
if (icon == icon_info->icon)
|
|
return;
|
|
|
|
if (icon_pos == SEXY_ICON_ENTRY_SECONDARY &&
|
|
entry->priv->icon_released_id != 0)
|
|
{
|
|
g_signal_handler_disconnect(entry, entry->priv->icon_released_id);
|
|
entry->priv->icon_released_id = 0;
|
|
}
|
|
|
|
if (icon == NULL)
|
|
{
|
|
if (icon_info->icon != NULL)
|
|
{
|
|
gtk_widget_destroy(GTK_WIDGET(icon_info->icon));
|
|
icon_info->icon = NULL;
|
|
|
|
/*
|
|
* Explicitly check, as the pointer may become invalidated
|
|
* during destruction.
|
|
*/
|
|
if (icon_info->window != NULL && GDK_IS_WINDOW(icon_info->window))
|
|
gdk_window_hide(icon_info->window);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (icon_info->window != NULL && icon_info->icon == NULL)
|
|
gdk_window_show(icon_info->window);
|
|
|
|
g_signal_connect(G_OBJECT(icon), "notify",
|
|
G_CALLBACK(update_icon), entry);
|
|
|
|
icon_info->icon = icon;
|
|
g_object_ref(icon);
|
|
}
|
|
|
|
update_icon(NULL, NULL, entry);
|
|
}
|
|
|
|
/*
|
|
* sexy_icon_entry_set_icon_highlight
|
|
* @param entry A #SexyIconEntry;
|
|
* @param position Icon position.
|
|
* @param highlight TRUE if the icon should highlight on mouse-over
|
|
*
|
|
* Determines whether the icon will highlight on mouse-over.
|
|
*/
|
|
void
|
|
sexy_icon_entry_set_icon_highlight(SexyIconEntry *entry,
|
|
SexyIconEntryPosition icon_pos,
|
|
gboolean highlight)
|
|
{
|
|
SexyIconInfo *icon_info;
|
|
|
|
g_return_if_fail(entry != NULL);
|
|
g_return_if_fail(SEXY_IS_ICON_ENTRY(entry));
|
|
g_return_if_fail(IS_VALID_ICON_ENTRY_POSITION(icon_pos));
|
|
|
|
icon_info = &entry->priv->icons[icon_pos];
|
|
|
|
if (icon_info->highlight == highlight)
|
|
return;
|
|
|
|
icon_info->highlight = highlight;
|
|
}
|
|
|
|
/*
|
|
* sexy_icon_entry_get_icon
|
|
* @param entry A #SexyIconEntry.
|
|
* @param position Icon position.
|
|
*
|
|
* Retrieves the image used for the icon
|
|
*
|
|
* Returns: A #GtkImage.
|
|
*/
|
|
GtkImage *
|
|
sexy_icon_entry_get_icon(const SexyIconEntry *entry,
|
|
SexyIconEntryPosition icon_pos)
|
|
{
|
|
g_return_val_if_fail(entry != NULL, NULL);
|
|
g_return_val_if_fail(SEXY_IS_ICON_ENTRY(entry), NULL);
|
|
g_return_val_if_fail(IS_VALID_ICON_ENTRY_POSITION(icon_pos), NULL);
|
|
|
|
return entry->priv->icons[icon_pos].icon;
|
|
}
|
|
|
|
/*
|
|
* sexy_icon_entry_get_icon_highlight
|
|
* @param entry A #SexyIconEntry.
|
|
* @param position Icon position.
|
|
*
|
|
* Retrieves whether entry will highlight the icon on mouseover.
|
|
*
|
|
* Returns: TRUE if icon highlights.
|
|
*/
|
|
gboolean
|
|
sexy_icon_entry_get_icon_highlight(const SexyIconEntry *entry,
|
|
SexyIconEntryPosition icon_pos)
|
|
{
|
|
g_return_val_if_fail(entry != NULL, FALSE);
|
|
g_return_val_if_fail(SEXY_IS_ICON_ENTRY(entry), FALSE);
|
|
g_return_val_if_fail(IS_VALID_ICON_ENTRY_POSITION(icon_pos), FALSE);
|
|
|
|
return entry->priv->icons[icon_pos].highlight;
|
|
}
|
|
|
|
static void
|
|
clear_button_clicked_cb(SexyIconEntry *icon_entry,
|
|
SexyIconEntryPosition icon_pos,
|
|
int button)
|
|
{
|
|
if (icon_pos != SEXY_ICON_ENTRY_SECONDARY || button != 1)
|
|
return;
|
|
|
|
gtk_entry_set_text(GTK_ENTRY(icon_entry), "");
|
|
}
|
|
|
|
/*
|
|
* sexy_icon_entry_add_clear_button
|
|
* @param icon_entry A #SexyIconEntry.
|
|
*
|
|
* A convenience function to add a clear button to the end of the entry.
|
|
* This is useful for search boxes.
|
|
*/
|
|
void
|
|
sexy_icon_entry_add_clear_button(SexyIconEntry *icon_entry)
|
|
{
|
|
GtkWidget *icon;
|
|
|
|
g_return_if_fail(icon_entry != NULL);
|
|
g_return_if_fail(SEXY_IS_ICON_ENTRY(icon_entry));
|
|
|
|
icon = nsgtk_image_new_from_stock(NSGTK_STOCK_CLEAR,
|
|
GTK_ICON_SIZE_MENU);
|
|
gtk_widget_show(icon);
|
|
sexy_icon_entry_set_icon(SEXY_ICON_ENTRY(icon_entry),
|
|
SEXY_ICON_ENTRY_SECONDARY,
|
|
GTK_IMAGE(icon));
|
|
sexy_icon_entry_set_icon_highlight(SEXY_ICON_ENTRY(icon_entry),
|
|
SEXY_ICON_ENTRY_SECONDARY, TRUE);
|
|
|
|
if (icon_entry->priv->icon_released_id != 0)
|
|
{
|
|
g_signal_handler_disconnect(icon_entry,
|
|
icon_entry->priv->icon_released_id);
|
|
}
|
|
|
|
icon_entry->priv->icon_released_id =
|
|
g_signal_connect(G_OBJECT(icon_entry), "icon_released",
|
|
G_CALLBACK(clear_button_clicked_cb), NULL);
|
|
}
|