forked from AuroraMiddleware/gtk
8a9290d0ba
Use the same sizing approach we use for GtkEntry: ignore icons when measuring. This ensures that password entries don't change size as icons come and go.
508 lines
17 KiB
C
508 lines
17 KiB
C
/* GTK - The GIMP Toolkit
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* Copyright (C) 2019 Red Hat, Inc.
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*
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* Authors:
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* - Matthias Clasen <mclasen@redhat.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include "gtkpasswordentry.h"
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#include "gtkaccessible.h"
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#include "gtkbindings.h"
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#include "gtktextprivate.h"
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#include "gtkeditable.h"
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#include "gtkgesturemultipress.h"
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#include "gtkbox.h"
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#include "gtkimage.h"
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#include "gtkcheckmenuitem.h"
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#include "gtkintl.h"
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#include "gtkprivate.h"
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#include "gtkmarshalers.h"
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#include "gtkstylecontext.h"
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#include "gtkeventcontrollerkey.h"
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#include "a11y/gtkentryaccessible.h"
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/**
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* SECTION:gtkpasswordentry
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* @Short_description: An entry for secrets
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* @Title: GtkPasswordEntry
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*
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* #GtkPasswordEntry is entry that has been tailored for entering secrets.
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* It does not show its contents in clear text, does not allow to copy it
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* to the clipboard, and it shows a warning when Caps Lock is engaged.
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*
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* Optionally, it can offer a way to reveal the contents in clear text.
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*
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* GtkPasswordEntry provides only minimal API and should be used with the
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* #GtkEditable API.
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*/
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typedef struct {
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GtkWidget *entry;
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GtkWidget *icon;
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GtkWidget *peek_icon;
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GdkKeymap *keymap;
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} GtkPasswordEntryPrivate;
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enum {
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PROP_PLACEHOLDER_TEXT = 1,
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PROP_ACTIVATES_DEFAULT,
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PROP_SHOW_PEEK_ICON,
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NUM_PROPERTIES
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};
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static GParamSpec *props[NUM_PROPERTIES] = { NULL, };
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static void gtk_password_entry_editable_init (GtkEditableInterface *iface);
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G_DEFINE_TYPE_WITH_CODE (GtkPasswordEntry, gtk_password_entry, GTK_TYPE_WIDGET,
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G_ADD_PRIVATE (GtkPasswordEntry)
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G_IMPLEMENT_INTERFACE (GTK_TYPE_EDITABLE, gtk_password_entry_editable_init))
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static void
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keymap_state_changed (GdkKeymap *keymap,
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GtkWidget *widget)
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{
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GtkPasswordEntry *entry = GTK_PASSWORD_ENTRY (widget);
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GtkPasswordEntryPrivate *priv = gtk_password_entry_get_instance_private (entry);
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if (gtk_editable_get_editable (GTK_EDITABLE (entry)) &&
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gtk_widget_has_focus (priv->entry) &&
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gdk_keymap_get_caps_lock_state (priv->keymap) &&
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!priv->peek_icon)
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gtk_widget_show (priv->icon);
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else
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gtk_widget_hide (priv->icon);
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}
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static void
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focus_changed (GtkWidget *widget)
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{
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GtkPasswordEntry *entry = GTK_PASSWORD_ENTRY (widget);
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GtkPasswordEntryPrivate *priv = gtk_password_entry_get_instance_private (entry);
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if (priv->keymap)
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keymap_state_changed (priv->keymap, widget);
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}
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static void
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gtk_password_entry_toggle_peek (GtkPasswordEntry *entry)
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{
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GtkPasswordEntryPrivate *priv = gtk_password_entry_get_instance_private (entry);
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if (gtk_text_get_visibility (GTK_TEXT (priv->entry)))
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{
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gtk_text_set_visibility (GTK_TEXT (priv->entry), FALSE);
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gtk_image_set_from_icon_name (GTK_IMAGE (priv->peek_icon), "eye-not-looking-symbolic");
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gtk_widget_set_tooltip_text (priv->peek_icon, _("Show text"));
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}
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else
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{
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gtk_text_set_visibility (GTK_TEXT (priv->entry), TRUE);
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gtk_image_set_from_icon_name (GTK_IMAGE (priv->peek_icon), "eye-open-negative-filled-symbolic");
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gtk_widget_set_tooltip_text (priv->peek_icon, _("Hide text"));
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}
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}
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static void
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populate_popup (GtkText *text,
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GtkWidget *popup,
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GtkPasswordEntry *entry)
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{
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GtkPasswordEntryPrivate *priv = gtk_password_entry_get_instance_private (entry);
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if (priv->peek_icon != NULL)
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{
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GtkWidget *item;
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item = gtk_check_menu_item_new_with_mnemonic (_("_Show text"));
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gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (item),
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gtk_text_get_visibility (text));
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g_signal_connect_swapped (item, "activate",
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G_CALLBACK (gtk_password_entry_toggle_peek), entry);
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gtk_widget_show (item);
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gtk_menu_shell_append (GTK_MENU_SHELL (popup), item);
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}
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}
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static void
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gtk_password_entry_init (GtkPasswordEntry *entry)
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{
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GtkPasswordEntryPrivate *priv = gtk_password_entry_get_instance_private (entry);
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gtk_widget_set_has_surface (GTK_WIDGET (entry), FALSE);
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priv->entry = gtk_text_new ();
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gtk_text_set_visibility (GTK_TEXT (priv->entry), FALSE);
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gtk_widget_set_parent (priv->entry, GTK_WIDGET (entry));
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gtk_editable_init_delegate (GTK_EDITABLE (entry));
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g_signal_connect_swapped (priv->entry, "notify::has-focus", G_CALLBACK (focus_changed), entry);
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g_signal_connect (priv->entry, "populate-popup", G_CALLBACK (populate_popup), entry);
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priv->icon = gtk_image_new_from_icon_name ("caps-lock-symbolic");
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gtk_widget_set_tooltip_text (priv->icon, _("Caps Lock is on"));
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gtk_style_context_add_class (gtk_widget_get_style_context (priv->icon), "caps-lock-indicator");
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gtk_widget_set_cursor (priv->icon, gtk_widget_get_cursor (priv->entry));
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gtk_widget_set_parent (priv->icon, GTK_WIDGET (entry));
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gtk_style_context_add_class (gtk_widget_get_style_context (GTK_WIDGET (entry)), I_("password"));
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}
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static void
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gtk_password_entry_realize (GtkWidget *widget)
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{
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GtkPasswordEntry *entry = GTK_PASSWORD_ENTRY (widget);
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GtkPasswordEntryPrivate *priv = gtk_password_entry_get_instance_private (entry);
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GTK_WIDGET_CLASS (gtk_password_entry_parent_class)->realize (widget);
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priv->keymap = gdk_display_get_keymap (gtk_widget_get_display (widget));
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g_signal_connect (priv->keymap, "state-changed", G_CALLBACK (keymap_state_changed), entry);
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keymap_state_changed (priv->keymap, widget);
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}
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static void
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gtk_password_entry_dispose (GObject *object)
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{
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GtkPasswordEntry *entry = GTK_PASSWORD_ENTRY (object);
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GtkPasswordEntryPrivate *priv = gtk_password_entry_get_instance_private (entry);
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if (priv->keymap)
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g_signal_handlers_disconnect_by_func (priv->keymap, keymap_state_changed, entry);
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if (priv->entry)
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gtk_editable_finish_delegate (GTK_EDITABLE (entry));
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g_clear_pointer (&priv->entry, gtk_widget_unparent);
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g_clear_pointer (&priv->icon, gtk_widget_unparent);
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g_clear_pointer (&priv->peek_icon, gtk_widget_unparent);
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G_OBJECT_CLASS (gtk_password_entry_parent_class)->dispose (object);
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}
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static void
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gtk_password_entry_finalize (GObject *object)
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{
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G_OBJECT_CLASS (gtk_password_entry_parent_class)->finalize (object);
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}
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static void
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gtk_password_entry_set_property (GObject *object,
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guint prop_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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GtkPasswordEntry *entry = GTK_PASSWORD_ENTRY (object);
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GtkPasswordEntryPrivate *priv = gtk_password_entry_get_instance_private (entry);
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if (gtk_editable_delegate_set_property (object, prop_id, value, pspec))
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return;
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switch (prop_id)
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{
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case PROP_PLACEHOLDER_TEXT:
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gtk_text_set_placeholder_text (GTK_TEXT (priv->entry), g_value_get_string (value));
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break;
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case PROP_ACTIVATES_DEFAULT:
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if (gtk_text_get_activates_default (GTK_TEXT (priv->entry)) != g_value_get_boolean (value))
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{
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gtk_text_set_activates_default (GTK_TEXT (priv->entry), g_value_get_boolean (value));
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g_object_notify_by_pspec (object, pspec);
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}
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break;
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case PROP_SHOW_PEEK_ICON:
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gtk_password_entry_set_show_peek_icon (entry, g_value_get_boolean (value));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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gtk_password_entry_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec)
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{
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GtkPasswordEntry *entry = GTK_PASSWORD_ENTRY (object);
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GtkPasswordEntryPrivate *priv = gtk_password_entry_get_instance_private (entry);
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if (gtk_editable_delegate_get_property (object, prop_id, value, pspec))
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return;
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switch (prop_id)
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{
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case PROP_PLACEHOLDER_TEXT:
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g_value_set_string (value, gtk_text_get_placeholder_text (GTK_TEXT (priv->entry)));
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break;
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case PROP_ACTIVATES_DEFAULT:
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g_value_set_boolean (value, gtk_text_get_activates_default (GTK_TEXT (priv->entry)));
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case PROP_SHOW_PEEK_ICON:
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g_value_set_boolean (value, gtk_password_entry_get_show_peek_icon (entry));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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gtk_password_entry_measure (GtkWidget *widget,
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GtkOrientation orientation,
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int for_size,
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int *minimum,
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int *natural,
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int *minimum_baseline,
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int *natural_baseline)
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{
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GtkPasswordEntry *entry = GTK_PASSWORD_ENTRY (widget);
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GtkPasswordEntryPrivate *priv = gtk_password_entry_get_instance_private (entry);
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int icon_min = 0, icon_nat = 0;
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gtk_widget_measure (priv->entry, orientation, for_size,
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minimum, natural,
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minimum_baseline, natural_baseline);
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if (priv->icon && gtk_widget_get_visible (priv->icon))
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gtk_widget_measure (priv->icon, orientation, for_size,
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&icon_min, &icon_nat,
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NULL, NULL);
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if (priv->peek_icon && gtk_widget_get_visible (priv->peek_icon))
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gtk_widget_measure (priv->peek_icon, orientation, for_size,
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&icon_min, &icon_nat,
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NULL, NULL);
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}
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static void
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gtk_password_entry_size_allocate (GtkWidget *widget,
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int width,
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int height,
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int baseline)
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{
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GtkPasswordEntry *entry = GTK_PASSWORD_ENTRY (widget);
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GtkPasswordEntryPrivate *priv = gtk_password_entry_get_instance_private (entry);
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int icon_min = 0, icon_nat = 0;
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int peek_min = 0, peek_nat = 0;
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int text_width;
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if (priv->icon && gtk_widget_get_visible (priv->icon))
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gtk_widget_measure (priv->icon, GTK_ORIENTATION_HORIZONTAL, -1,
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&icon_min, &icon_nat,
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NULL, NULL);
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if (priv->peek_icon && gtk_widget_get_visible (priv->peek_icon))
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gtk_widget_measure (priv->peek_icon, GTK_ORIENTATION_HORIZONTAL, -1,
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&peek_min, &peek_nat,
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NULL, NULL);
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text_width = width - icon_nat - peek_nat;
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gtk_widget_size_allocate (priv->entry,
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&(GtkAllocation) { 0, 0, text_width, height },
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baseline);
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if (priv->icon && gtk_widget_get_visible (priv->icon))
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gtk_widget_size_allocate (priv->icon,
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&(GtkAllocation) { text_width, 0, icon_nat, height },
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baseline);
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if (priv->peek_icon && gtk_widget_get_visible (priv->peek_icon))
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gtk_widget_size_allocate (priv->peek_icon,
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&(GtkAllocation) { text_width + icon_nat, 0, peek_nat, height },
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baseline);
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}
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static AtkObject *
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gtk_password_entry_get_accessible (GtkWidget *widget)
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{
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AtkObject *atk_obj;
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atk_obj = GTK_WIDGET_CLASS (gtk_password_entry_parent_class)->get_accessible (widget);
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atk_object_set_name (atk_obj, _("Password"));
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return atk_obj;
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}
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static void
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gtk_password_entry_grab_focus (GtkWidget *widget)
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{
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GtkPasswordEntry *entry = GTK_PASSWORD_ENTRY (widget);
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GtkPasswordEntryPrivate *priv = gtk_password_entry_get_instance_private (entry);
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gtk_widget_grab_focus (priv->entry);
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}
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static gboolean
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gtk_password_entry_mnemonic_activate (GtkWidget *widget,
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gboolean group_cycling)
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{
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GtkPasswordEntry *entry = GTK_PASSWORD_ENTRY (widget);
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GtkPasswordEntryPrivate *priv = gtk_password_entry_get_instance_private (entry);
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gtk_widget_grab_focus (priv->entry);
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return TRUE;
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}
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static void
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gtk_password_entry_class_init (GtkPasswordEntryClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
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object_class->dispose = gtk_password_entry_dispose;
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object_class->finalize = gtk_password_entry_finalize;
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object_class->get_property = gtk_password_entry_get_property;
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object_class->set_property = gtk_password_entry_set_property;
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widget_class->realize = gtk_password_entry_realize;
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widget_class->measure = gtk_password_entry_measure;
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widget_class->size_allocate = gtk_password_entry_size_allocate;
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widget_class->get_accessible = gtk_password_entry_get_accessible;
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widget_class->grab_focus = gtk_password_entry_grab_focus;
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widget_class->mnemonic_activate = gtk_password_entry_mnemonic_activate;
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props[PROP_PLACEHOLDER_TEXT] =
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g_param_spec_string ("placeholder-text",
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P_("Placeholder text"),
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P_("Show text in the entry when it’s empty and unfocused"),
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NULL,
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GTK_PARAM_READWRITE);
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props[PROP_ACTIVATES_DEFAULT] =
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g_param_spec_boolean ("activates-default",
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P_("Activates default"),
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P_("Whether to activate the default widget (such as the default button in a dialog) when Enter is pressed"),
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FALSE,
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GTK_PARAM_READWRITE|G_PARAM_EXPLICIT_NOTIFY);
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props[PROP_SHOW_PEEK_ICON] =
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g_param_spec_boolean ("show-peek-icon",
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P_("Show Peek Icon"),
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P_("Whether to show an icon for revealing the content"),
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FALSE,
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GTK_PARAM_READWRITE|G_PARAM_EXPLICIT_NOTIFY);
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g_object_class_install_properties (object_class, NUM_PROPERTIES, props);
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gtk_editable_install_properties (object_class, NUM_PROPERTIES);
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gtk_widget_class_set_accessible_type (widget_class, GTK_TYPE_ENTRY_ACCESSIBLE);
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gtk_widget_class_set_css_name (widget_class, I_("entry"));
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}
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static GtkEditable *
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gtk_password_entry_get_delegate (GtkEditable *editable)
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{
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GtkPasswordEntry *entry = GTK_PASSWORD_ENTRY (editable);
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GtkPasswordEntryPrivate *priv = gtk_password_entry_get_instance_private (entry);
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return GTK_EDITABLE (priv->entry);
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}
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static void
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gtk_password_entry_editable_init (GtkEditableInterface *iface)
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{
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iface->get_delegate = gtk_password_entry_get_delegate;
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}
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/**
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* gtk_password_entry_new:
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*
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* Creates a #GtkPasswordEntry.
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*
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* Returns: a new #GtkPasswordEntry
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*/
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GtkWidget *
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gtk_password_entry_new (void)
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{
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return GTK_WIDGET (g_object_new (GTK_TYPE_PASSWORD_ENTRY, NULL));
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}
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/**
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* gtk_password_entry_set_show_peek_icon:
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* @entry: a #GtkPasswordEntry
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* show_peek_icon: whether to show the peek icon
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*
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* Sets whether the entry should have a clickable icon
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* to show the contents of the entry in clear text.
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*
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* Setting this to %FALSE also hides the text again.
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*/
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void
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gtk_password_entry_set_show_peek_icon (GtkPasswordEntry *entry,
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gboolean show_peek_icon)
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{
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GtkPasswordEntryPrivate *priv = gtk_password_entry_get_instance_private (entry);
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g_return_if_fail (GTK_IS_PASSWORD_ENTRY (entry));
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if (show_peek_icon == (priv->peek_icon != NULL))
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return;
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if (show_peek_icon)
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{
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GtkGesture *press;
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priv->peek_icon = gtk_image_new_from_icon_name ("eye-not-looking-symbolic");
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gtk_widget_set_tooltip_text (priv->peek_icon, _("Show text"));
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gtk_widget_set_parent (priv->peek_icon, GTK_WIDGET (entry));
|
||
|
||
press = gtk_gesture_multi_press_new ();
|
||
g_signal_connect_swapped (press, "released",
|
||
G_CALLBACK (gtk_password_entry_toggle_peek), entry);
|
||
gtk_widget_add_controller (priv->peek_icon, GTK_EVENT_CONTROLLER (press));
|
||
}
|
||
else
|
||
{
|
||
g_clear_pointer (&priv->peek_icon, gtk_widget_unparent);
|
||
gtk_text_set_visibility (GTK_TEXT (priv->entry), FALSE);
|
||
}
|
||
|
||
keymap_state_changed (priv->keymap, GTK_WIDGET (entry));
|
||
|
||
g_object_notify_by_pspec (G_OBJECT (entry), props[PROP_SHOW_PEEK_ICON]);
|
||
}
|
||
|
||
/**
|
||
* gtk_password_entry_get_show_peek_icon:
|
||
* @entry: a #GtkPasswordEntry
|
||
*
|
||
* Returns whether the entry is showing a clickable icon
|
||
* to reveal the contents of the entry in clear text.
|
||
*
|
||
* Returns: %TRUE if an icon is shown
|
||
*/
|
||
gboolean
|
||
gtk_password_entry_get_show_peek_icon (GtkPasswordEntry *entry)
|
||
{
|
||
GtkPasswordEntryPrivate *priv = gtk_password_entry_get_instance_private (entry);
|
||
|
||
g_return_val_if_fail (GTK_IS_PASSWORD_ENTRY (entry), FALSE);
|
||
|
||
return priv->peek_icon != NULL;
|
||
}
|