varun-r-mallya/sysprof
1
0
Fork 0
mirror of https://github.com/varun-r-mallya/sysprof.git synced 2026-02-10 23:20:54 +00:00
Code Issues Packages Projects Releases Wiki Activity

sysprof: import SysprofTreeExpander

Browse Source 
This came from IdeTreeExpander in Builder and we can tweak it for our needs
here.
This commit is contained in:
Christian Hergert
2023-07-19 13:32:21 -07:00
parent 8078ecc60a
commit b6445f84e0
4 changed files with 877 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
src/sysprof/meson.build
View File

@ -49,6 +49,7 @@ sysprof_sources = [
'sysprof-time-series.c', 'sysprof-time-series.c',
'sysprof-time-span-layer.c', 'sysprof-time-span-layer.c',
'sysprof-traceables-utility.c', 'sysprof-traceables-utility.c',
'sysprof-tree-expander.c',
'sysprof-value-axis.c', 'sysprof-value-axis.c',
'sysprof-weighted-callgraph-view.c', 'sysprof-weighted-callgraph-view.c',
'sysprof-window.c', 'sysprof-window.c',

2
src/sysprof/sysprof-callgraph-view.c
View File

@ -26,6 +26,7 @@
#include "sysprof-callgraph-view-private.h" #include "sysprof-callgraph-view-private.h"
#include "sysprof-symbol-label-private.h" #include "sysprof-symbol-label-private.h"
#include "sysprof-tree-expander.h"
enum { enum {
PROP_0, PROP_0,
@ -445,6 +446,7 @@ sysprof_callgraph_view_class_init (SysprofCallgraphViewClass *klass)
g_type_ensure (PANEL_TYPE_PANED); g_type_ensure (PANEL_TYPE_PANED);
g_type_ensure (SYSPROF_TYPE_SYMBOL_LABEL); g_type_ensure (SYSPROF_TYPE_SYMBOL_LABEL);
g_type_ensure (SYSPROF_TYPE_TREE_EXPANDER);
} }
static void static void

813
src/sysprof/sysprof-tree-expander.c Normal file
View File

@ -0,0 +1,813 @@
/* sysprof-tree-expander.c
*
* Copyright 2022-2023 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
*/
#include "config.h"
#include "sysprof-tree-expander.h"
struct _SysprofTreeExpander
{
GtkWidget parent_instance;
GtkWidget *image;
GtkWidget *title;
GtkWidget *suffix;
GMenuModel *menu_model;
GtkTreeListRow *list_row;
GIcon *icon;
GIcon *expanded_icon;
GtkPopover *popover;
gulong list_row_notify_expanded;
};
enum {
PROP_0,
PROP_EXPANDED,
PROP_EXPANDED_ICON,
PROP_EXPANDED_ICON_NAME,
PROP_ICON,
PROP_ICON_NAME,
PROP_ITEM,
PROP_LIST_ROW,
PROP_MENU_MODEL,
PROP_SUFFIX,
PROP_TITLE,
PROP_USE_MARKUP,
N_PROPS
};
G_DEFINE_FINAL_TYPE (SysprofTreeExpander, sysprof_tree_expander, GTK_TYPE_WIDGET)
static GParamSpec *properties [N_PROPS];
static void
sysprof_tree_expander_update_depth (SysprofTreeExpander *self)
{
static GType builtin_icon_type = G_TYPE_INVALID;
GtkWidget *child;
guint depth;
g_assert (SYSPROF_IS_TREE_EXPANDER (self));
if (self->list_row != NULL)
depth = gtk_tree_list_row_get_depth (self->list_row);
else
depth = 0;
if G_UNLIKELY (builtin_icon_type == G_TYPE_INVALID)
builtin_icon_type = g_type_from_name ("GtkBuiltinIcon");
child = gtk_widget_get_prev_sibling (self->image);
while (child)
{
GtkWidget *prev = gtk_widget_get_prev_sibling (child);
g_assert (G_TYPE_CHECK_INSTANCE_TYPE (child, builtin_icon_type));
gtk_widget_unparent (child);
child = prev;
}
for (guint i = 0; i < depth; i++)
{
child = g_object_new (builtin_icon_type,
"css-name", "indent",
"accessible-role", GTK_ACCESSIBLE_ROLE_PRESENTATION,
NULL);
gtk_widget_insert_after (child, GTK_WIDGET (self), NULL);
}
/* The level property is >= 1 */
gtk_accessible_update_property (GTK_ACCESSIBLE (self),
GTK_ACCESSIBLE_PROPERTY_LEVEL, depth + 1,
-1);
}
static void
sysprof_tree_expander_update_icon (SysprofTreeExpander *self)
{
GIcon *icon = NULL;
g_assert (SYSPROF_IS_TREE_EXPANDER (self));
g_assert (gtk_widget_get_parent (self->image) == GTK_WIDGET (self));
if (self->list_row != NULL)
{
if (gtk_tree_list_row_get_expanded (self->list_row))
icon = self->expanded_icon ? self->expanded_icon : self->icon;
else
icon = self->icon;
}
gtk_image_set_from_gicon (GTK_IMAGE (self->image), icon);
}
static void
sysprof_tree_expander_notify_expanded_cb (SysprofTreeExpander *self,
GParamSpec *pspec,
GtkTreeListRow *list_row)
{
g_assert (SYSPROF_IS_TREE_EXPANDER (self));
g_assert (GTK_IS_TREE_LIST_ROW (list_row));
sysprof_tree_expander_update_icon (self);
g_object_notify_by_pspec (G_OBJECT (self), properties [PROP_EXPANDED]);
}
static void
sysprof_tree_expander_click_pressed_cb (SysprofTreeExpander *self,
int n_press,
double x,
double y,
GtkGestureClick *click)
{
g_assert (SYSPROF_IS_TREE_EXPANDER (self));
g_assert (GTK_IS_GESTURE_CLICK (click));
if (n_press != 1 || self->list_row == NULL)
return;
gtk_widget_set_state_flags (GTK_WIDGET (self), GTK_STATE_FLAG_ACTIVE, FALSE);
}
static void
sysprof_tree_expander_click_released_cb (SysprofTreeExpander *self,
int n_press,
double x,
double y,
GtkGestureClick *click)
{
g_assert (SYSPROF_IS_TREE_EXPANDER (self));
g_assert (GTK_IS_GESTURE_CLICK (click));
gtk_widget_unset_state_flags (GTK_WIDGET (self), GTK_STATE_FLAG_ACTIVE);
if (n_press != 1 ||
self->list_row == NULL ||
!gtk_tree_list_row_is_expandable (self->list_row))
return;
gtk_widget_activate_action (GTK_WIDGET (self), "listitem.select", "(bb)", FALSE, FALSE);
gtk_widget_activate_action (GTK_WIDGET (self), "listitem.toggle-expand", NULL);
gtk_gesture_set_state (GTK_GESTURE (click), GTK_EVENT_SEQUENCE_CLAIMED);
}
static void
sysprof_tree_expander_click_cancel_cb (SysprofTreeExpander *self,
GdkEventSequence *sequence,
GtkGestureClick *click)
{
g_assert (SYSPROF_IS_TREE_EXPANDER (self));
g_assert (GTK_IS_GESTURE_CLICK (click));
gtk_widget_unset_state_flags (GTK_WIDGET (self), GTK_STATE_FLAG_ACTIVE);
gtk_gesture_set_state (GTK_GESTURE (click), GTK_EVENT_SEQUENCE_CLAIMED);
}
static void
sysprof_tree_expander_toggle_expand (GtkWidget *widget,
const char *action_name,
GVariant *parameter)
{
SysprofTreeExpander *self = (SysprofTreeExpander *)widget;
g_assert (SYSPROF_IS_TREE_EXPANDER (self));
if (self->list_row == NULL)
return;
gtk_tree_list_row_set_expanded (self->list_row,
!gtk_tree_list_row_get_expanded (self->list_row));
}
static void
sysprof_tree_expander_dispose (GObject *object)
{
SysprofTreeExpander *self = (SysprofTreeExpander *)object;
GtkWidget *child;
sysprof_tree_expander_set_list_row (self, NULL);
g_clear_pointer (&self->image, gtk_widget_unparent);
g_clear_pointer (&self->title, gtk_widget_unparent);
g_clear_pointer (&self->suffix, gtk_widget_unparent);
g_clear_object (&self->list_row);
g_clear_object (&self->menu_model);
g_clear_object (&self->icon);
g_clear_object (&self->expanded_icon);
child = gtk_widget_get_first_child (GTK_WIDGET (self));
while (child != NULL)
{
GtkWidget *cur = child;
child = gtk_widget_get_next_sibling (child);
if (GTK_IS_POPOVER (cur))
gtk_widget_unparent (cur);
}
G_OBJECT_CLASS (sysprof_tree_expander_parent_class)->dispose (object);
}
static void
sysprof_tree_expander_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
SysprofTreeExpander *self = SYSPROF_TREE_EXPANDER (object);
switch (prop_id)
{
case PROP_EXPANDED:
g_value_set_boolean (value, gtk_tree_list_row_get_expanded (self->list_row));
break;
case PROP_EXPANDED_ICON:
g_value_set_object (value, sysprof_tree_expander_get_expanded_icon (self));
break;
case PROP_ICON:
g_value_set_object (value, sysprof_tree_expander_get_icon (self));
break;
case PROP_ITEM:
g_value_take_object (value, sysprof_tree_expander_get_item (self));
break;
case PROP_LIST_ROW:
g_value_set_object (value, sysprof_tree_expander_get_list_row (self));
break;
case PROP_MENU_MODEL:
g_value_set_object (value, sysprof_tree_expander_get_menu_model (self));
break;
case PROP_SUFFIX:
g_value_set_object (value, sysprof_tree_expander_get_suffix (self));
break;
case PROP_TITLE:
g_value_set_string (value, sysprof_tree_expander_get_title (self));
break;
case PROP_USE_MARKUP:
g_value_set_boolean (value, sysprof_tree_expander_get_use_markup (self));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
}
}
static void
sysprof_tree_expander_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
SysprofTreeExpander *self = SYSPROF_TREE_EXPANDER (object);
switch (prop_id)
{
case PROP_EXPANDED_ICON:
sysprof_tree_expander_set_expanded_icon (self, g_value_get_object (value));
break;
case PROP_EXPANDED_ICON_NAME:
sysprof_tree_expander_set_expanded_icon_name (self, g_value_get_string (value));
break;
case PROP_ICON:
sysprof_tree_expander_set_icon (self, g_value_get_object (value));
break;
case PROP_ICON_NAME:
sysprof_tree_expander_set_icon_name (self, g_value_get_string (value));
break;
case PROP_LIST_ROW:
sysprof_tree_expander_set_list_row (self, g_value_get_object (value));
break;
case PROP_MENU_MODEL:
sysprof_tree_expander_set_menu_model (self, g_value_get_object (value));
break;
case PROP_SUFFIX:
sysprof_tree_expander_set_suffix (self, g_value_get_object (value));
break;
case PROP_TITLE:
sysprof_tree_expander_set_title (self, g_value_get_string (value));
break;
case PROP_USE_MARKUP:
sysprof_tree_expander_set_use_markup (self, g_value_get_boolean (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
}
}
static void
sysprof_tree_expander_class_init (SysprofTreeExpanderClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
object_class->dispose = sysprof_tree_expander_dispose;
object_class->get_property = sysprof_tree_expander_get_property;
object_class->set_property = sysprof_tree_expander_set_property;
properties [PROP_EXPANDED] =
g_param_spec_boolean ("expanded", NULL, NULL,
FALSE,
(G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
properties [PROP_EXPANDED_ICON] =
g_param_spec_object ("expanded-icon", NULL, NULL,
G_TYPE_ICON,
(G_PARAM_READWRITE |
G_PARAM_EXPLICIT_NOTIFY |
G_PARAM_STATIC_STRINGS));
properties[PROP_EXPANDED_ICON_NAME] =
g_param_spec_string ("expanded-icon-name", NULL, NULL,
NULL,
(G_PARAM_WRITABLE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS));
properties [PROP_ICON] =
g_param_spec_object ("icon", NULL, NULL,
G_TYPE_ICON,
(G_PARAM_READWRITE |
G_PARAM_EXPLICIT_NOTIFY |
G_PARAM_STATIC_STRINGS));
properties[PROP_ICON_NAME] =
g_param_spec_string ("icon-name", NULL, NULL,
NULL,
(G_PARAM_WRITABLE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS));
properties[PROP_ITEM] =
g_param_spec_object ("item", NULL, NULL,
G_TYPE_OBJECT,
(G_PARAM_READABLE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS));
properties[PROP_LIST_ROW] =
g_param_spec_object ("list-row", NULL, NULL,
GTK_TYPE_TREE_LIST_ROW,
(G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS));
properties[PROP_MENU_MODEL] =
g_param_spec_object ("menu-model", NULL, NULL,
G_TYPE_MENU_MODEL,
(G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS));
properties[PROP_SUFFIX] =
g_param_spec_object ("suffix", NULL, NULL,
GTK_TYPE_WIDGET,
(G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS));
properties [PROP_TITLE] =
g_param_spec_string ("title", NULL, NULL,
NULL,
(G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS));
properties [PROP_USE_MARKUP] =
g_param_spec_boolean ("use-markup", NULL, NULL,
FALSE,
(G_PARAM_READWRITE | G_PARAM_EXPLICIT_NOTIFY | G_PARAM_STATIC_STRINGS));
g_object_class_install_properties (object_class, N_PROPS, properties);
gtk_widget_class_set_layout_manager_type (widget_class, GTK_TYPE_BOX_LAYOUT);
gtk_widget_class_set_css_name (widget_class, "treeexpander");
gtk_widget_class_set_accessible_role (widget_class, GTK_ACCESSIBLE_ROLE_GROUP);
gtk_widget_class_install_action (widget_class, "listitem.toggle-expand", NULL, sysprof_tree_expander_toggle_expand);
}
static void
sysprof_tree_expander_init (SysprofTreeExpander *self)
{
GtkEventController *controller;
self->image = g_object_new (GTK_TYPE_IMAGE, NULL);
gtk_widget_insert_after (self->image, GTK_WIDGET (self), NULL);
self->title = g_object_new (GTK_TYPE_LABEL,
"halign", GTK_ALIGN_START,
"hexpand", TRUE,
"ellipsize", PANGO_ELLIPSIZE_END,
"margin-start", 3,
"margin-end", 3,
NULL);
gtk_widget_insert_after (self->title, GTK_WIDGET (self), self->image);
controller = GTK_EVENT_CONTROLLER (gtk_gesture_click_new ());
g_signal_connect_object (controller,
"pressed",
G_CALLBACK (sysprof_tree_expander_click_pressed_cb),
self,
G_CONNECT_SWAPPED);
g_signal_connect_object (controller,
"released",
G_CALLBACK (sysprof_tree_expander_click_released_cb),
self,
G_CONNECT_SWAPPED);
g_signal_connect_object (controller,
"cancel",
G_CALLBACK (sysprof_tree_expander_click_cancel_cb),
self,
G_CONNECT_SWAPPED);
gtk_widget_add_controller (GTK_WIDGET (self), controller);
}
GtkWidget *
sysprof_tree_expander_new (void)
{
return g_object_new (SYSPROF_TYPE_TREE_EXPANDER, NULL);
}
/**
* sysprof_tree_expander_get_item:
* @self: a #SysprofTreeExpander
*
* Gets the item instance from the model.
*
* Returns: (transfer full) (nullable) (type GObject): a #GObject or %NULL
*/
gpointer
sysprof_tree_expander_get_item (SysprofTreeExpander *self)
{
g_return_val_if_fail (SYSPROF_IS_TREE_EXPANDER (self), NULL);
if (self->list_row == NULL)
return NULL;
return gtk_tree_list_row_get_item (self->list_row);
}
/**
* sysprof_tree_expander_get_menu_model:
* @self: a #SysprofTreeExpander
*
* Sets the menu model to use for context menus.
*
* Returns: (transfer none) (nullable): a #GMenuModel or %NULL
*/
GMenuModel *
sysprof_tree_expander_get_menu_model (SysprofTreeExpander *self)
{
g_return_val_if_fail (SYSPROF_IS_TREE_EXPANDER (self), NULL);
return self->menu_model;
}
void
sysprof_tree_expander_set_menu_model (SysprofTreeExpander *self,
GMenuModel *menu_model)
{
g_return_if_fail (SYSPROF_IS_TREE_EXPANDER (self));
g_return_if_fail (!menu_model || G_IS_MENU_MODEL (menu_model));
if (g_set_object (&self->menu_model, menu_model))
g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_MENU_MODEL]);
}
/**
* sysprof_tree_expander_get_icon:
* @self: a #SysprofTreeExpander
*
* Gets the icon for the row.
*
* Returns: (transfer none) (nullable): a #GIcon or %NULL
*/
GIcon *
sysprof_tree_expander_get_icon (SysprofTreeExpander *self)
{
g_return_val_if_fail (SYSPROF_IS_TREE_EXPANDER (self), NULL);
return self->icon;
}
/**
* sysprof_tree_expander_get_expanded_icon:
* @self: a #SysprofTreeExpander
*
* Gets the icon for the row when expanded.
*
* Returns: (transfer none) (nullable): a #GIcon or %NULL
*/
GIcon *
sysprof_tree_expander_get_expanded_icon (SysprofTreeExpander *self)
{
g_return_val_if_fail (SYSPROF_IS_TREE_EXPANDER (self), NULL);
return self->expanded_icon;
}
void
sysprof_tree_expander_set_icon (SysprofTreeExpander *self,
GIcon *icon)
{
g_return_if_fail (SYSPROF_IS_TREE_EXPANDER (self));
g_return_if_fail (!icon || G_IS_ICON (icon));
if (g_set_object (&self->icon, icon))
{
g_object_notify_by_pspec (G_OBJECT (self), properties [PROP_ICON]);
sysprof_tree_expander_update_icon (self);
}
}
void
sysprof_tree_expander_set_expanded_icon (SysprofTreeExpander *self,
GIcon *expanded_icon)
{
g_return_if_fail (SYSPROF_IS_TREE_EXPANDER (self));
g_return_if_fail (!expanded_icon || G_IS_ICON (expanded_icon));
if (g_set_object (&self->expanded_icon, expanded_icon))
{
g_object_notify_by_pspec (G_OBJECT (self), properties [PROP_EXPANDED_ICON]);
sysprof_tree_expander_update_icon (self);
}
}
void
sysprof_tree_expander_set_expanded_icon_name (SysprofTreeExpander *self,
const char *expanded_icon_name)
{
g_autoptr(GIcon) expanded_icon = NULL;
g_return_if_fail (SYSPROF_IS_TREE_EXPANDER (self));
if (expanded_icon_name != NULL)
expanded_icon = g_themed_icon_new (expanded_icon_name);
sysprof_tree_expander_set_expanded_icon (self, expanded_icon);
}
void
sysprof_tree_expander_set_icon_name (SysprofTreeExpander *self,
const char *icon_name)
{
g_autoptr(GIcon) icon = NULL;
g_return_if_fail (SYSPROF_IS_TREE_EXPANDER (self));
if (icon_name != NULL)
icon = g_themed_icon_new (icon_name);
sysprof_tree_expander_set_icon (self, icon);
}
/**
* sysprof_tree_expander_get_suffix:
* @self: a #SysprofTreeExpander
*
* Get the suffix widget, if any.
*
* Returns: (transfer none) (nullable): a #GtkWidget
*/
GtkWidget *
sysprof_tree_expander_get_suffix (SysprofTreeExpander *self)
{
g_return_val_if_fail (SYSPROF_IS_TREE_EXPANDER (self), NULL);
return self->suffix;
}
void
sysprof_tree_expander_set_suffix (SysprofTreeExpander *self,
GtkWidget *suffix)
{
g_return_if_fail (SYSPROF_IS_TREE_EXPANDER (self));
g_return_if_fail (!suffix || GTK_IS_WIDGET (suffix));
if (self->suffix == suffix)
return;
g_clear_pointer (&self->suffix, gtk_widget_unparent);
self->suffix = suffix;
if (self->suffix)
gtk_widget_insert_before (suffix, GTK_WIDGET (self), NULL);
g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_SUFFIX]);
}
const char *
sysprof_tree_expander_get_title (SysprofTreeExpander *self)
{
g_return_val_if_fail (SYSPROF_IS_TREE_EXPANDER (self), NULL);
return gtk_label_get_label (GTK_LABEL (self->title));
}
void
sysprof_tree_expander_set_title (SysprofTreeExpander *self,
const char *title)
{
g_return_if_fail (SYSPROF_IS_TREE_EXPANDER (self));
if (g_strcmp0 (title, sysprof_tree_expander_get_title (self)) != 0)
{
gtk_label_set_label (GTK_LABEL (self->title), title);
g_object_notify_by_pspec (G_OBJECT (self), properties [PROP_TITLE]);
}
}
/**
* sysprof_tree_expander_get_list_row:
* @self: a #SysprofTreeExpander
*
* Gets the list row for the expander.
*
* Returns: (transfer none) (nullable): a #GtkTreeListRow or %NULL
*/
GtkTreeListRow *
sysprof_tree_expander_get_list_row (SysprofTreeExpander *self)
{
g_return_val_if_fail (SYSPROF_IS_TREE_EXPANDER (self), NULL);
return self->list_row;
}
static void
sysprof_tree_expander_clear_list_row (SysprofTreeExpander *self)
{
GtkWidget *child;
g_assert (SYSPROF_IS_TREE_EXPANDER (self));
if (self->list_row == NULL)
return;
g_clear_signal_handler (&self->list_row_notify_expanded, self->list_row);
g_clear_object (&self->list_row);
gtk_label_set_label (GTK_LABEL (self->title), NULL);
gtk_image_set_from_icon_name (GTK_IMAGE (self->image), NULL);
child = gtk_widget_get_prev_sibling (self->image);
while (child)
{
GtkWidget *prev = gtk_widget_get_prev_sibling (child);
gtk_widget_unparent (child);
child = prev;
}
}
void
sysprof_tree_expander_set_list_row (SysprofTreeExpander *self,
GtkTreeListRow *list_row)
{
g_return_if_fail (SYSPROF_IS_TREE_EXPANDER (self));
g_return_if_fail (!list_row || GTK_IS_TREE_LIST_ROW (list_row));
if (self->list_row == list_row)
return;
g_object_freeze_notify (G_OBJECT (self));
sysprof_tree_expander_clear_list_row (self);
if (list_row != NULL)
{
self->list_row = g_object_ref (list_row);
self->list_row_notify_expanded =
g_signal_connect_object (self->list_row,
"notify::expanded",
G_CALLBACK (sysprof_tree_expander_notify_expanded_cb),
self,
G_CONNECT_SWAPPED);
sysprof_tree_expander_update_depth (self);
sysprof_tree_expander_update_icon (self);
}
g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_LIST_ROW]);
g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_ITEM]);
g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_EXPANDED]);
g_object_thaw_notify (G_OBJECT (self));
}
gboolean
sysprof_tree_expander_get_use_markup (SysprofTreeExpander *self)
{
g_return_val_if_fail (SYSPROF_IS_TREE_EXPANDER (self), FALSE);
return gtk_label_get_use_markup (GTK_LABEL (self->title));
}
void
sysprof_tree_expander_set_use_markup (SysprofTreeExpander *self,
gboolean use_markup)
{
g_return_if_fail (SYSPROF_IS_TREE_EXPANDER (self));
use_markup = !!use_markup;
if (use_markup != sysprof_tree_expander_get_use_markup (self))
{
gtk_label_set_use_markup (GTK_LABEL (self->title), use_markup);
g_object_notify_by_pspec (G_OBJECT (self), properties [PROP_USE_MARKUP]);
}
}
static gboolean
sysprof_tree_expander_remove_popover_idle (gpointer user_data)
{
gpointer *pair = user_data;
g_assert (pair != NULL);
g_assert (SYSPROF_IS_TREE_EXPANDER (pair[0]));
g_assert (GTK_IS_POPOVER (pair[1]));
if (gtk_widget_get_parent (pair[1]) == pair[0])
gtk_widget_unparent (pair[1]);
g_object_unref (pair[0]);
g_object_unref (pair[1]);
g_free (pair);
return G_SOURCE_REMOVE;
}
static void
sysprof_tree_expander_popover_closed_cb (SysprofTreeExpander *self,
GtkPopover *popover)
{
g_assert (SYSPROF_IS_TREE_EXPANDER (self));
g_assert (GTK_IS_POPOVER (popover));
if (self->popover == popover)
{
gpointer *pair = g_new (gpointer, 2);
pair[0] = g_object_ref (self);
pair[1] = g_object_ref (popover);
/* We don't want to unparent the widget immediately because it gets
* closed _BEFORE_ executing GAction. So removing it will cause the
* actions to be unavailable.
*
* Instead, defer to an idle where we remove the popover.
*/
g_idle_add (sysprof_tree_expander_remove_popover_idle, pair);
self->popover = NULL;
}
}
void
sysprof_tree_expander_show_popover (SysprofTreeExpander *self,
GtkPopover *popover)
{
g_return_if_fail (SYSPROF_IS_TREE_EXPANDER (self));
g_return_if_fail (GTK_IS_POPOVER (popover));
gtk_widget_set_parent (GTK_WIDGET (popover), GTK_WIDGET (self));
g_signal_connect_object (popover,
"closed",
G_CALLBACK (sysprof_tree_expander_popover_closed_cb),
self,
G_CONNECT_SWAPPED);
if (self->popover != NULL)
gtk_popover_popdown (self->popover);
self->popover = popover;
gtk_popover_popup (popover);
}

61
src/sysprof/sysprof-tree-expander.h Normal file
View File

@ -0,0 +1,61 @@
/* sysprof-tree-expander.h
*
* Copyright 2022 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
*/
#pragma once
#include <gtk/gtk.h>
G_BEGIN_DECLS
#define SYSPROF_TYPE_TREE_EXPANDER (sysprof_tree_expander_get_type())
G_DECLARE_FINAL_TYPE (SysprofTreeExpander, sysprof_tree_expander, SYSPROF, TREE_EXPANDER, GtkWidget)
GtkWidget *sysprof_tree_expander_new (void);
GMenuModel *sysprof_tree_expander_get_menu_model (SysprofTreeExpander *self);
void sysprof_tree_expander_set_menu_model (SysprofTreeExpander *self,
GMenuModel *menu_model);
GIcon *sysprof_tree_expander_get_icon (SysprofTreeExpander *self);
void sysprof_tree_expander_set_icon (SysprofTreeExpander *self,
GIcon *icon);
void sysprof_tree_expander_set_icon_name (SysprofTreeExpander *self,
const char *icon_name);
GIcon *sysprof_tree_expander_get_expanded_icon (SysprofTreeExpander *self);
void sysprof_tree_expander_set_expanded_icon (SysprofTreeExpander *self,
GIcon *icon);
void sysprof_tree_expander_set_expanded_icon_name (SysprofTreeExpander *self,
const char *expanded_icon_name);
const char *sysprof_tree_expander_get_title (SysprofTreeExpander *self);
void sysprof_tree_expander_set_title (SysprofTreeExpander *self,
const char *title);
GtkWidget *sysprof_tree_expander_get_suffix (SysprofTreeExpander *self);
void sysprof_tree_expander_set_suffix (SysprofTreeExpander *self,
GtkWidget *suffix);
GtkTreeListRow *sysprof_tree_expander_get_list_row (SysprofTreeExpander *self);
void sysprof_tree_expander_set_list_row (SysprofTreeExpander *self,
GtkTreeListRow *list_row);
gpointer sysprof_tree_expander_get_item (SysprofTreeExpander *self);
gboolean sysprof_tree_expander_get_use_markup (SysprofTreeExpander *self);
void sysprof_tree_expander_set_use_markup (SysprofTreeExpander *self,
gboolean use_markup);
void sysprof_tree_expander_show_popover (SysprofTreeExpander *self,
GtkPopover *popover);
G_END_DECLS