161 lines
4.3 KiB
C
161 lines
4.3 KiB
C
/*
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* Copyright © 2018 Canonical Ltd.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* 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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* 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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*/
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#include <config.h>
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#include "cc-input-source.h"
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#ifdef GDK_WINDOWING_WAYLAND
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#include <gdk/wayland/gdkwayland.h>
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#endif
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enum
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{
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SIGNAL_LABEL_CHANGED,
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SIGNAL_LAST
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};
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static guint signals[SIGNAL_LAST] = {0};
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G_DEFINE_TYPE (CcInputSource, cc_input_source, G_TYPE_OBJECT)
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void
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cc_input_source_class_init (CcInputSourceClass *klass)
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{
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signals[SIGNAL_LABEL_CHANGED] =
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g_signal_new ("label-changed",
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G_TYPE_FROM_CLASS (klass),
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G_SIGNAL_RUN_LAST,
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0,
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NULL, NULL,
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NULL,
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G_TYPE_NONE,
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0);
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}
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void
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cc_input_source_init (CcInputSource *source)
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{
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}
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void
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cc_input_source_emit_label_changed (CcInputSource *source)
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{
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g_return_if_fail (CC_IS_INPUT_SOURCE (source));
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g_signal_emit (source, signals[SIGNAL_LABEL_CHANGED], 0);
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}
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gchar *
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cc_input_source_get_label (CcInputSource *source)
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{
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g_return_val_if_fail (CC_IS_INPUT_SOURCE (source), NULL);
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return CC_INPUT_SOURCE_GET_CLASS (source)->get_label (source);
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}
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gboolean
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cc_input_source_matches (CcInputSource *source,
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CcInputSource *source2)
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{
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g_return_val_if_fail (CC_IS_INPUT_SOURCE (source), FALSE);
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return CC_INPUT_SOURCE_GET_CLASS (source)->matches (source, source2);
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}
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const gchar *
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cc_input_source_get_layout (CcInputSource *source)
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{
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g_return_val_if_fail (CC_IS_INPUT_SOURCE (source), NULL);
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return CC_INPUT_SOURCE_GET_CLASS (source)->get_layout (source);
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}
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const gchar *
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cc_input_source_get_layout_variant (CcInputSource *source)
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{
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g_return_val_if_fail (CC_IS_INPUT_SOURCE (source), NULL);
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return CC_INPUT_SOURCE_GET_CLASS (source)->get_layout_variant (source);
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}
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static void
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launch_viewer (CcInputSource *source,
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const gchar *handle)
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{
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const gchar *layout, *layout_variant;
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g_autoptr(GPtrArray) argv = NULL;
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g_autofree gchar *layout_desc = NULL;
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argv = g_ptr_array_new ();
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g_ptr_array_add (argv, KEYBOARD_PREVIEWER_EXEC);
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if (handle)
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{
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g_ptr_array_add (argv, "--parent-handle");
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g_ptr_array_add (argv, (gpointer) handle);
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}
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layout = cc_input_source_get_layout (source);
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layout_variant = cc_input_source_get_layout_variant (source);
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if (layout_variant && layout_variant[0])
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layout_desc = g_strdup_printf ("%s+%s", layout, layout_variant);
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else
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layout_desc = g_strdup_printf ("%s", layout);
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g_ptr_array_add (argv, layout_desc);
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g_ptr_array_add (argv, NULL);
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g_debug ("Launching keyboard previewer with layout: '%s'\n", layout_desc);
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g_spawn_async (NULL, (gchar **) argv->pdata, NULL,
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G_SPAWN_DEFAULT, NULL, NULL, NULL, NULL);
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}
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#ifdef GDK_WINDOWING_WAYLAND
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static void
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toplevel_handle_exported (GdkToplevel *toplevel,
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const gchar *handle,
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gpointer user_data)
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{
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CcInputSource *source = user_data;
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launch_viewer (source, handle);
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}
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#endif
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void
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cc_input_source_launch_previewer (CcInputSource *source,
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GtkWidget *requester)
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{
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GdkDisplay *display G_GNUC_UNUSED;
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g_return_if_fail (CC_IS_INPUT_SOURCE (source));
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#ifdef GDK_WINDOWING_WAYLAND
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display = gtk_widget_get_display (GTK_WIDGET (requester));
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if (GDK_IS_WAYLAND_DISPLAY (display))
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{
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GtkRoot *root = gtk_widget_get_root (GTK_WIDGET (requester));
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GdkSurface *surface = gtk_native_get_surface (GTK_NATIVE (root));
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gdk_wayland_toplevel_export_handle (GDK_TOPLEVEL (surface),
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toplevel_handle_exported,
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source,
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NULL);
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}
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else
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#endif
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{
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launch_viewer (source, NULL);
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}
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}
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