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gem-graph-client/libide/gui/ide-gui-global.c

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/* ide-gui-global.c
*
* Copyright 2018-2019 Christian Hergert <chergert@redhat.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* SPDX-License-Identifier: GPL-3.0-or-later
*/
#define G_LOG_DOMAIN "ide-gui-global"
#include "config.h"
#include <dazzle.h>
#include <libide-threading.h>
#include "ide-gui-global.h"
#include "ide-gui-private.h"
#include "ide-workspace.h"
static GQuark quark_handler;
static GQuark quark_where_context_was;
static void ide_widget_notify_context (GtkWidget *toplevel,
GParamSpec *pspec,
GtkWidget *widget);
static void ide_widget_hierarchy_changed (GtkWidget *widget,
GtkWidget *previous_toplevel,
gpointer user_data);
static void
ide_widget_notify_context (GtkWidget *toplevel,
GParamSpec *pspec,
GtkWidget *widget)
{
IdeWidgetContextHandler handler;
IdeContext *old_context;
IdeContext *context;
g_assert (GTK_IS_WIDGET (toplevel));
g_assert (GTK_IS_WIDGET (widget));
handler = g_object_get_qdata (G_OBJECT (widget), quark_handler);
old_context = g_object_get_qdata (G_OBJECT (widget), quark_where_context_was);
if (handler == NULL)
return;
context = ide_widget_get_context (toplevel);
if (context == old_context)
return;
g_object_set_qdata (G_OBJECT (widget), quark_where_context_was, context);
g_signal_handlers_disconnect_by_func (toplevel,
G_CALLBACK (ide_widget_notify_context),
widget);
g_signal_handlers_disconnect_by_func (widget,
G_CALLBACK (ide_widget_hierarchy_changed),
NULL);
handler (widget, context);
}
static gboolean
has_context_property (GtkWidget *widget)
{
GParamSpec *pspec;
g_assert (GTK_IS_WIDGET (widget));
pspec = g_object_class_find_property (G_OBJECT_GET_CLASS (widget), "context");
return pspec != NULL && g_type_is_a (pspec->value_type, IDE_TYPE_CONTEXT);
}
static void
ide_widget_hierarchy_changed (GtkWidget *widget,
GtkWidget *previous_toplevel,
gpointer user_data)
{
GtkWidget *toplevel;
g_assert (GTK_IS_WIDGET (widget));
if (GTK_IS_WINDOW (previous_toplevel))
g_signal_handlers_disconnect_by_func (previous_toplevel,
G_CALLBACK (ide_widget_notify_context),
widget);
toplevel = gtk_widget_get_toplevel (widget);
if (GTK_IS_WINDOW (toplevel) && has_context_property (toplevel))
{
g_signal_connect_object (toplevel,
"notify::context",
G_CALLBACK (ide_widget_notify_context),
widget,
0);
ide_widget_notify_context (toplevel, NULL, widget);
}
}
/**
* ide_widget_set_context_handler:
* @widget: (type Gtk.Widget): a #GtkWidget
* @handler: (scope async): A callback to handle the context
*
* Calls @handler when the #IdeContext has been set for @widget.
*
* Since: 3.32
*/
void
ide_widget_set_context_handler (gpointer widget,
IdeWidgetContextHandler handler)
{
GtkWidget *toplevel;
g_return_if_fail (GTK_IS_WIDGET (widget));
/* Ensure we have our quarks for quick key lookup */
if G_UNLIKELY (quark_handler == 0)
quark_handler = g_quark_from_static_string ("IDE_CONTEXT_HANDLER");
if G_UNLIKELY (quark_where_context_was == 0)
quark_where_context_was = g_quark_from_static_string ("IDE_CONTEXT");
g_object_set_qdata (G_OBJECT (widget), quark_handler, handler);
g_signal_connect (widget,
"hierarchy-changed",
G_CALLBACK (ide_widget_hierarchy_changed),
NULL);
toplevel = gtk_widget_get_toplevel (widget);
if (GTK_IS_WINDOW (toplevel))
ide_widget_hierarchy_changed (widget, NULL, NULL);
}
/**
* ide_widget_get_context:
* @widget: a #GtkWidget
*
* Gets the context for the widget.
*
* Returns: (nullable) (transfer none): an #IdeContext, or %NULL
*
* Since: 3.32
*/
IdeContext *
ide_widget_get_context (GtkWidget *widget)
{
GtkWidget *toplevel;
g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL);
toplevel = gtk_widget_get_toplevel (widget);
if (IDE_IS_WORKSPACE (toplevel))
return ide_workspace_get_context (IDE_WORKSPACE (toplevel));
return NULL;
}
/**
* ide_widget_get_workbench:
* @widget: a #GtkWidget
*
* Gets the #IdeWorkbench that contains @widget.
*
* Returns: (transfer none) (nullable): an #IdeWorkbench or %NULL
*
* Since: 3.32
*/
IdeWorkbench *
ide_widget_get_workbench (GtkWidget *widget)
{
GtkWidget *toplevel;
g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL);
toplevel = gtk_widget_get_toplevel (widget);
if (GTK_IS_WINDOW (toplevel))
{
GtkWindowGroup *group = gtk_window_get_group (GTK_WINDOW (toplevel));
if (IDE_IS_WORKBENCH (group))
return IDE_WORKBENCH (group);
}
return NULL;
}
/**
* ide_widget_get_workspace:
* @widget: a #GtkWidget
*
* Gets the #IdeWorkspace containing @widget.
*
* Returns: (transfer none) (nullable): an #IdeWorkspace or %NULL
*
* Since: 3.32
*/
IdeWorkspace *
ide_widget_get_workspace (GtkWidget *widget)
{
g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL);
return (IdeWorkspace *)dzl_gtk_widget_get_relative (widget, IDE_TYPE_WORKSPACE);
}
static gboolean
ide_gtk_progress_bar_tick_cb (gpointer data)
{
GtkProgressBar *progress = data;
g_assert (GTK_IS_PROGRESS_BAR (progress));
gtk_progress_bar_pulse (progress);
gtk_widget_queue_draw (GTK_WIDGET (progress));
return G_SOURCE_CONTINUE;
}
void
_ide_gtk_progress_bar_stop_pulsing (GtkProgressBar *progress)
{
guint tick_id;
g_return_if_fail (GTK_IS_PROGRESS_BAR (progress));
tick_id = GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (progress), "PULSE_ID"));
if (tick_id != 0)
{
g_source_remove (tick_id);
g_object_set_data (G_OBJECT (progress), "PULSE_ID", NULL);
}
gtk_progress_bar_set_fraction (progress, 0.0);
}
void
_ide_gtk_progress_bar_start_pulsing (GtkProgressBar *progress)
{
guint tick_id;
g_return_if_fail (GTK_IS_PROGRESS_BAR (progress));
if (g_object_get_data (G_OBJECT (progress), "PULSE_ID"))
return;
gtk_progress_bar_set_fraction (progress, 0.0);
gtk_progress_bar_set_pulse_step (progress, .5);
/* We want lower than the frame rate, because that is all that is needed */
tick_id = dzl_frame_source_add_full (G_PRIORITY_DEFAULT,
2,
ide_gtk_progress_bar_tick_cb,
g_object_ref (progress),
g_object_unref);
g_object_set_data (G_OBJECT (progress), "PULSE_ID", GUINT_TO_POINTER (tick_id));
ide_gtk_progress_bar_tick_cb (progress);
}
static void
ide_gtk_show_uri_on_window_cb (GObject *object,
GAsyncResult *result,
gpointer user_data)
{
IdeSubprocess *subprocess = (IdeSubprocess *)object;
g_autoptr(GError) error = NULL;
g_assert (IDE_IS_SUBPROCESS (subprocess));
g_assert (G_IS_ASYNC_RESULT (result));
if (!ide_subprocess_wait_finish (subprocess, result, &error))
g_warning ("Subprocess failed: %s", error->message);
}
gboolean
ide_gtk_show_uri_on_window (GtkWindow *window,
const gchar *uri,
gint64 timestamp,
GError **error)
{
g_return_val_if_fail (!window || GTK_IS_WINDOW (window), FALSE);
g_return_val_if_fail (uri != NULL, FALSE);
if (ide_is_flatpak ())
{
g_autoptr(IdeSubprocessLauncher) launcher = NULL;
g_autoptr(IdeSubprocess) subprocess = NULL;
/* We can't currently trust gtk_show_uri_on_window() because it tries
* to open our HTML page with Builder inside our current flatpak
* environment! We need to ensure this is fixed upstream, but it's
* currently unclear how to do so since we register handles for html.
*/
launcher = ide_subprocess_launcher_new (0);
ide_subprocess_launcher_set_run_on_host (launcher, TRUE);
ide_subprocess_launcher_set_clear_env (launcher, FALSE);
ide_subprocess_launcher_push_argv (launcher, "xdg-open");
ide_subprocess_launcher_push_argv (launcher, uri);
if (!(subprocess = ide_subprocess_launcher_spawn (launcher, NULL, error)))
return FALSE;
ide_subprocess_wait_async (subprocess,
NULL,
ide_gtk_show_uri_on_window_cb,
NULL);
}
else
{
/* XXX: Workaround for wayland timestamp issue */
if (!gtk_show_uri_on_window (window, uri, timestamp / 1000L, error))
return FALSE;
}
return TRUE;
}
static void
show_parents (GtkWidget *widget)
{
GtkWidget *workspace;
GtkWidget *parent;
g_assert (GTK_IS_WIDGET (widget));
workspace = gtk_widget_get_ancestor (widget, IDE_TYPE_WORKSPACE);
parent = gtk_widget_get_parent (widget);
if (DZL_IS_DOCK_REVEALER (widget))
dzl_dock_revealer_set_reveal_child (DZL_DOCK_REVEALER (widget), TRUE);
if (IDE_IS_SURFACE (widget))
ide_workspace_set_visible_surface (IDE_WORKSPACE (workspace), IDE_SURFACE (widget));
if (GTK_IS_STACK (parent))
gtk_stack_set_visible_child (GTK_STACK (parent), widget);
if (parent != NULL)
show_parents (parent);
}
void
ide_widget_reveal_and_grab (GtkWidget *widget)
{
g_return_if_fail (GTK_IS_WIDGET (widget));
show_parents (widget);
gtk_widget_grab_focus (widget);
}
void
ide_gtk_window_present (GtkWindow *window)
{
/* TODO: We need the last event time to do this properly. Until then,
* we'll just fake some timing info to workaround wayland issues.
*/
gtk_window_present_with_time (window, g_get_monotonic_time () / 1000L);
}
static void
split_action_name (const gchar *action_name,
gchar **prefix,
gchar **name)
{
const gchar *dot;
g_assert (prefix != NULL);
g_assert (name != NULL);
*prefix = NULL;
*name = NULL;
if (action_name == NULL)
return;
dot = strchr (action_name, '.');
if (dot == NULL)
*name = g_strdup (action_name);
else
{
*prefix = g_strndup (action_name, dot - action_name);
*name = g_strdup (dot + 1);
}
}
gboolean
_ide_gtk_widget_action_is_stateful (GtkWidget *widget,
const gchar *action_name)
{
g_autofree gchar *name = NULL;
g_autofree gchar *prefix = NULL;
GtkWidget *toplevel;
GApplication *app;
GActionGroup *group = NULL;
g_return_val_if_fail (GTK_IS_WIDGET (widget), FALSE);
g_return_val_if_fail (action_name, FALSE);
split_action_name (action_name, &prefix, &name);
app = g_application_get_default ();
toplevel = gtk_widget_get_toplevel (widget);
while ((group == NULL) && (widget != NULL))
{
group = gtk_widget_get_action_group (widget, prefix);
if G_UNLIKELY (GTK_IS_POPOVER (widget))
{
GtkWidget *relative_to;
relative_to = gtk_popover_get_relative_to (GTK_POPOVER (widget));
if (relative_to != NULL)
widget = relative_to;
else
widget = gtk_widget_get_parent (widget);
}
else
{
widget = gtk_widget_get_parent (widget);
}
}
if (!group && g_str_equal (prefix, "win") && G_IS_ACTION_GROUP (toplevel))
group = G_ACTION_GROUP (toplevel);
if (!group && g_str_equal (prefix, "app") && G_IS_ACTION_GROUP (app))
group = G_ACTION_GROUP (app);
if (group && g_action_group_has_action (group, name))
return g_action_group_get_action_state_type (group, name) != NULL;
return FALSE;
}
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