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gtk-demo: Streamline application

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Avoid the odd #ifdef STANDALONE construction; we can show
multiple source files nowadays.
This commit is contained in:
Matthias Clasen 2016-02-14 09:39:15 -05:00
parent fc90bd5e30
commit c0a61c2da3
5 changed files with 102 additions and 106 deletions
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4
demos/gtk-demo/Makefile.am
View File

@ -4,7 +4,7 @@ include $(top_srcdir)/Makefile.decl
## These should be in the order you want them to appear in the
## demo app, which means alphabetized by demo title, not filename
demos_base = \
application.c \
application_demo.c \
assistant.c \
builder.c \
button_box.c \
@ -143,7 +143,7 @@ gtk3_demo_LDADD = $(LDADDS)
gtk3_demo_LDFLAGS = -export-dynamic
gtk3_demo_application_SOURCES = \
application-standalone.c \
application.c \
demo_resources.c
gtk3_demo_application_LDADD = $(LDADDS)

3
demos/gtk-demo/application-standalone.c
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@ -1,3 +0,0 @@
#define STANDALONE
#include "application.c"

101
demos/gtk-demo/application.c
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@ -1,18 +1,8 @@
/* Application Class
*
* Demonstrates a simple application.
*
* This examples uses GtkApplication, GtkApplicationWindow, GtkBuilder
* as well as GMenu and GResource. Due to the way GtkApplication is structured,
* it is run as a separate process.
*/
#include "config.h"
#include <gtk/gtk.h>
#ifdef STANDALONE
typedef GtkApplication DemoApplication;
typedef GtkApplicationClass DemoApplicationClass;
@ -356,7 +346,7 @@ startup (GApplication *app)
G_APPLICATION_CLASS (demo_application_parent_class)->startup (app);
builder = gtk_builder_new ();
gtk_builder_add_from_resource (builder, "/application/menus.ui", NULL);
gtk_builder_add_from_resource (builder, "/application_demo/menus.ui", NULL);
appmenu = (GMenuModel *)gtk_builder_get_object (builder, "appmenu");
menubar = (GMenuModel *)gtk_builder_get_object (builder, "menubar");
@ -528,7 +518,7 @@ demo_application_window_class_init (DemoApplicationWindowClass *class)
widget_class->window_state_event = demo_application_window_state_event;
widget_class->destroy = demo_application_window_destroy;
gtk_widget_class_set_template_from_resource (widget_class, "/application/application.ui");
gtk_widget_class_set_template_from_resource (widget_class, "/application_demo/application.ui");
gtk_widget_class_bind_template_child (widget_class, DemoApplicationWindow, message);
gtk_widget_class_bind_template_child (widget_class, DemoApplicationWindow, infobar);
gtk_widget_class_bind_template_child (widget_class, DemoApplicationWindow, status);
@ -552,90 +542,3 @@ main (int argc, char *argv[])
return g_application_run (G_APPLICATION (app), 0, NULL);
}
#else /* !STANDALONE */
static gboolean name_seen;
static GtkWidget *placeholder;
static void
on_name_appeared (GDBusConnection *connection,
const gchar *name,
const gchar *name_owner,
gpointer user_data)
{
name_seen = TRUE;
}
static void
on_name_vanished (GDBusConnection *connection,
const gchar *name,
gpointer user_data)
{
if (!name_seen)
return;
if (placeholder)
{
gtk_widget_destroy (placeholder);
g_object_unref (placeholder);
placeholder = NULL;
}
}
#ifdef G_OS_WIN32
#define APP_EXTENSION ".exe"
#else
#define APP_EXTENSION
#endif
GtkWidget *
do_application (GtkWidget *toplevel)
{
static guint watch = 0;
if (watch == 0)
watch = g_bus_watch_name (G_BUS_TYPE_SESSION,
"org.gtk.Demo2",
0,
on_name_appeared,
on_name_vanished,
NULL, NULL);
if (placeholder == NULL)
{
const gchar *command;
GError *error = NULL;
if (g_file_test ("./gtk3-demo-application" APP_EXTENSION, G_FILE_TEST_IS_EXECUTABLE))
command = "./gtk3-demo-application" APP_EXTENSION;
else
command = "gtk3-demo-application";
if (!g_spawn_command_line_async (command, &error))
{
g_warning ("%s", error->message);
g_error_free (error);
}
placeholder = gtk_label_new ("");
g_object_ref_sink (placeholder);
}
else
{
g_dbus_connection_call_sync (g_bus_get_sync (G_BUS_TYPE_SESSION, NULL, NULL),
"org.gtk.Demo2",
"/org/gtk/Demo2",
"org.gtk.Actions",
"Activate",
g_variant_new ("(sava{sv})", "quit", NULL, NULL),
NULL,
0,
G_MAXINT,
NULL, NULL);
}
return placeholder;
}
#endif

95
demos/gtk-demo/application_demo.c Normal file
View File

@ -0,0 +1,95 @@
/* Application Class
*
* Demonstrates a simple application.
*
* This examples uses GtkApplication, GtkApplicationWindow, GtkBuilder
* as well as GMenu and GResource. Due to the way GtkApplication is structured,
* it is run as a separate process.
*/
#include "config.h"
#include <gtk/gtk.h>
static gboolean name_seen;
static GtkWidget *placeholder;
static void
on_name_appeared (GDBusConnection *connection,
const gchar *name,
const gchar *name_owner,
gpointer user_data)
{
name_seen = TRUE;
}
static void
on_name_vanished (GDBusConnection *connection,
const gchar *name,
gpointer user_data)
{
if (!name_seen)
return;
if (placeholder)
{
gtk_widget_destroy (placeholder);
g_object_unref (placeholder);
placeholder = NULL;
}
}
#ifdef G_OS_WIN32
#define APP_EXTENSION ".exe"
#else
#define APP_EXTENSION
#endif
GtkWidget *
do_application_demo (GtkWidget *toplevel)
{
static guint watch = 0;
if (watch == 0)
watch = g_bus_watch_name (G_BUS_TYPE_SESSION,
"org.gtk.Demo2",
0,
on_name_appeared,
on_name_vanished,
NULL, NULL);
if (placeholder == NULL)
{
const gchar *command;
GError *error = NULL;
if (g_file_test ("./gtk3-demo-application" APP_EXTENSION, G_FILE_TEST_IS_EXECUTABLE))
command = "./gtk3-demo-application" APP_EXTENSION;
else
command = "gtk3-demo-application";
if (!g_spawn_command_line_async (command, &error))
{
g_warning ("%s", error->message);
g_error_free (error);
}
placeholder = gtk_label_new ("");
g_object_ref_sink (placeholder);
}
else
{
g_dbus_connection_call_sync (g_bus_get_sync (G_BUS_TYPE_SESSION, NULL, NULL),
"org.gtk.Demo2",
"/org/gtk/Demo2",
"org.gtk.Actions",
"Activate",
g_variant_new ("(sava{sv})", "quit", NULL, NULL),
NULL,
0,
G_MAXINT,
NULL, NULL);
}
return placeholder;
}

5
demos/gtk-demo/demo.gresource.xml
View File

@ -3,7 +3,8 @@
<gresource prefix="/ui">
<file preprocess="xml-stripblanks">main.ui</file>
</gresource>
<gresource prefix="/application">
<gresource prefix="/application_demo">
<file>application.c</file>
<file>application.ui</file>
<file>menus.ui</file>
</gresource>
@ -117,7 +118,7 @@
<file>gnu-keys.png</file>
</gresource>
<gresource prefix="/sources">
<file>application.c</file>
<file>application_demo.c</file>
<file>assistant.c</file>
<file>builder.c</file>
<file>button_box.c</file>