mirror of
https://github.com/varun-r-mallya/sysprof.git
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libsysprof-ui: start on launch UI
This commit is contained in:
Christian Hergert
318
src/libsysprof-ui/sysprof-environ-editor.c
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318
src/libsysprof-ui/sysprof-environ-editor.c
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/* sysprof-environ-editor.c
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*
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* Copyright 2016-2019 Christian Hergert <christian@hergert.me>
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*
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* This program 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, either version 3 of the License, or
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* (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,
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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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*
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* SPDX-License-Identifier: GPL-3.0-or-later
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*/
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#define G_LOG_DOMAIN "sysprof-environ-editor"
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#include "config.h"
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#include <glib/gi18n.h>
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#include "sysprof-environ-editor.h"
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#include "sysprof-environ-editor-row.h"
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struct _SysprofEnvironEditor
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{
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GtkListBox parent_instance;
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SysprofEnviron *environ;
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GtkWidget *dummy_row;
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SysprofEnvironVariable *dummy;
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};
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G_DEFINE_TYPE (SysprofEnvironEditor, sysprof_environ_editor, GTK_TYPE_LIST_BOX)
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enum {
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PROP_0,
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PROP_ENVIRON,
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N_PROPS
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};
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static GParamSpec *properties [N_PROPS];
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static void
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sysprof_environ_editor_delete_row (SysprofEnvironEditor *self,
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SysprofEnvironEditorRow *row)
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{
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SysprofEnvironVariable *variable;
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g_assert (SYSPROF_IS_ENVIRON_EDITOR (self));
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g_assert (SYSPROF_IS_ENVIRON_EDITOR_ROW (row));
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variable = sysprof_environ_editor_row_get_variable (row);
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sysprof_environ_remove (self->environ, variable);
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}
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static GtkWidget *
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sysprof_environ_editor_create_dummy_row (SysprofEnvironEditor *self)
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{
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GtkWidget *row;
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GtkWidget *label;
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g_assert (SYSPROF_IS_ENVIRON_EDITOR (self));
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label = g_object_new (GTK_TYPE_LABEL,
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"label", _("New variable…"),
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"visible", TRUE,
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"xalign", 0.0f,
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NULL);
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gtk_style_context_add_class (gtk_widget_get_style_context (label), "dim-label");
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row = g_object_new (GTK_TYPE_LIST_BOX_ROW,
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"child", label,
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"visible", TRUE,
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NULL);
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return row;
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}
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static GtkWidget *
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sysprof_environ_editor_create_row (gpointer item,
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gpointer user_data)
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{
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SysprofEnvironVariable *variable = item;
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SysprofEnvironEditor *self = user_data;
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SysprofEnvironEditorRow *row;
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g_assert (SYSPROF_IS_ENVIRON_EDITOR (self));
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g_assert (SYSPROF_IS_ENVIRON_VARIABLE (variable));
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row = g_object_new (SYSPROF_TYPE_ENVIRON_EDITOR_ROW,
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"variable", variable,
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"visible", TRUE,
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NULL);
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g_signal_connect_object (row,
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"delete",
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G_CALLBACK (sysprof_environ_editor_delete_row),
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self,
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G_CONNECT_SWAPPED);
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return GTK_WIDGET (row);
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}
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static void
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sysprof_environ_editor_disconnect (SysprofEnvironEditor *self)
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{
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g_assert (SYSPROF_IS_ENVIRON_EDITOR (self));
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g_assert (SYSPROF_IS_ENVIRON (self->environ));
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gtk_list_box_bind_model (GTK_LIST_BOX (self), NULL, NULL, NULL, NULL);
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g_clear_object (&self->dummy);
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}
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static void
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sysprof_environ_editor_connect (SysprofEnvironEditor *self)
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{
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g_assert (SYSPROF_IS_ENVIRON_EDITOR (self));
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g_assert (SYSPROF_IS_ENVIRON (self->environ));
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gtk_list_box_bind_model (GTK_LIST_BOX (self),
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G_LIST_MODEL (self->environ),
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sysprof_environ_editor_create_row, self, NULL);
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self->dummy_row = sysprof_environ_editor_create_dummy_row (self);
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gtk_container_add (GTK_CONTAINER (self), self->dummy_row);
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}
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static void
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find_row_cb (GtkWidget *widget,
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gpointer data)
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{
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struct {
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SysprofEnvironVariable *variable;
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SysprofEnvironEditorRow *row;
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} *lookup = data;
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g_assert (lookup != NULL);
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g_assert (GTK_IS_LIST_BOX_ROW (widget));
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if (SYSPROF_IS_ENVIRON_EDITOR_ROW (widget))
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{
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SysprofEnvironVariable *variable;
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variable = sysprof_environ_editor_row_get_variable (SYSPROF_ENVIRON_EDITOR_ROW (widget));
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if (variable == lookup->variable)
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lookup->row = SYSPROF_ENVIRON_EDITOR_ROW (widget);
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}
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}
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static SysprofEnvironEditorRow *
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find_row (SysprofEnvironEditor *self,
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SysprofEnvironVariable *variable)
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{
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struct {
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SysprofEnvironVariable *variable;
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SysprofEnvironEditorRow *row;
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} lookup = { variable, NULL };
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g_assert (SYSPROF_IS_ENVIRON_EDITOR (self));
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g_assert (SYSPROF_IS_ENVIRON_VARIABLE (variable));
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gtk_container_foreach (GTK_CONTAINER (self), find_row_cb, &lookup);
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return lookup.row;
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}
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static void
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sysprof_environ_editor_row_activated (GtkListBox *list_box,
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GtkListBoxRow *row)
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{
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SysprofEnvironEditor *self = (SysprofEnvironEditor *)list_box;
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g_assert (GTK_IS_LIST_BOX (list_box));
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g_assert (GTK_IS_LIST_BOX_ROW (row));
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if (self->environ == NULL)
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return;
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if (self->dummy_row == GTK_WIDGET (row))
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{
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g_autoptr(SysprofEnvironVariable) variable = NULL;
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variable = sysprof_environ_variable_new (NULL, NULL);
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sysprof_environ_append (self->environ, variable);
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sysprof_environ_editor_row_start_editing (find_row (self, variable));
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}
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}
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static void
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sysprof_environ_editor_destroy (GtkWidget *widget)
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{
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SysprofEnvironEditor *self = (SysprofEnvironEditor *)widget;
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GTK_WIDGET_CLASS (sysprof_environ_editor_parent_class)->destroy (widget);
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g_clear_object (&self->environ);
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}
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static void
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sysprof_environ_editor_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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SysprofEnvironEditor *self = SYSPROF_ENVIRON_EDITOR (object);
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switch (prop_id)
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{
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case PROP_ENVIRON:
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g_value_set_object (value, sysprof_environ_editor_get_environ (self));
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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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}
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}
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static void
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sysprof_environ_editor_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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SysprofEnvironEditor *self = SYSPROF_ENVIRON_EDITOR (object);
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switch (prop_id)
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{
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case PROP_ENVIRON:
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sysprof_environ_editor_set_environ (self, g_value_get_object (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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}
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}
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static void
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sysprof_environ_editor_class_init (SysprofEnvironEditorClass *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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GtkListBoxClass *list_box_class = GTK_LIST_BOX_CLASS (klass);
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object_class->get_property = sysprof_environ_editor_get_property;
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object_class->set_property = sysprof_environ_editor_set_property;
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widget_class->destroy = sysprof_environ_editor_destroy;
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list_box_class->row_activated = sysprof_environ_editor_row_activated;
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properties [PROP_ENVIRON] =
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g_param_spec_object ("environ",
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"Environment",
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"Environment",
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SYSPROF_TYPE_ENVIRON,
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(G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_properties (object_class, N_PROPS, properties);
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}
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static void
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sysprof_environ_editor_init (SysprofEnvironEditor *self)
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{
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gtk_list_box_set_selection_mode (GTK_LIST_BOX (self), GTK_SELECTION_NONE);
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}
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GtkWidget *
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sysprof_environ_editor_new (void)
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{
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return g_object_new (SYSPROF_TYPE_ENVIRON_EDITOR, NULL);
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}
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void
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sysprof_environ_editor_set_environ (SysprofEnvironEditor *self,
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SysprofEnviron *environ)
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{
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g_return_if_fail (SYSPROF_IS_ENVIRON_EDITOR (self));
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g_return_if_fail (SYSPROF_IS_ENVIRON (environ));
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if (self->environ != environ)
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{
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if (self->environ != NULL)
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{
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sysprof_environ_editor_disconnect (self);
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g_clear_object (&self->environ);
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}
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if (environ != NULL)
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{
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self->environ = g_object_ref (environ);
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sysprof_environ_editor_connect (self);
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}
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g_object_notify_by_pspec (G_OBJECT (self), properties [PROP_ENVIRON]);
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}
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}
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/**
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* sysprof_environ_editor_get_environ:
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*
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* Returns: (nullable) (transfer none): An #SysprofEnviron or %NULL.
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*
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* Since: 3.34
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*/
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SysprofEnviron *
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sysprof_environ_editor_get_environ (SysprofEnvironEditor *self)
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{
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g_return_val_if_fail (SYSPROF_IS_ENVIRON_EDITOR (self), NULL);
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return self->environ;
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}
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