Add a theme loading benchmark

This commit is contained in:
Matthias Clasen 2019-06-05 03:23:13 +00:00
parent 0aa9e16294
commit 1a93ab053c
4 changed files with 449 additions and 0 deletions

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@ -37,6 +37,9 @@
<gresource prefix="/theming_style_classes">
<file>theming.ui</file>
</gresource>
<gresource prefix="/themes">
<file>themes.ui</file>
</gresource>
<gresource prefix="/css_pixbufs">
<file alias="gtk.css">css_pixbufs.css</file>
<file>cssview.css</file>
@ -212,6 +215,7 @@
<file>textview.c</file>
<file>textscroll.c</file>
<file>theming_style_classes.c</file>
<file>themes.c</file>
<file>transparent.c</file>
<file>tree_store.c</file>
<file>textmask.c</file>

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@ -70,6 +70,7 @@ demos = files([
'textmask.c',
'textview.c',
'textscroll.c',
'themes.c',
'theming_style_classes.c',
'transparent.c',
'tree_store.c',

203
demos/gtk-demo/themes.c Normal file
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@ -0,0 +1,203 @@
/* Benchmark/Themes
*
* This demo switches themes like a maniac, like some of you.
*/
#include <gtk/gtk.h>
static guint tick_cb;
static gint64
guess_refresh_interval (GdkFrameClock *frame_clock)
{
gint64 interval;
gint64 i;
interval = G_MAXINT64;
for (i = gdk_frame_clock_get_history_start (frame_clock);
i < gdk_frame_clock_get_frame_counter (frame_clock);
i++)
{
GdkFrameTimings *t, *before;
gint64 ts, before_ts;
t = gdk_frame_clock_get_timings (frame_clock, i);
before = gdk_frame_clock_get_timings (frame_clock, i - 1);
if (t == NULL || before == NULL)
continue;
ts = gdk_frame_timings_get_frame_time (t);
before_ts = gdk_frame_timings_get_frame_time (before);
if (ts == 0 || before_ts == 0)
continue;
interval = MIN (interval, ts - before_ts);
}
if (interval == G_MAXINT64)
return 0;
return interval;
}
static double
frame_clock_get_fps (GdkFrameClock *frame_clock)
{
GdkFrameTimings *start, *end;
gint64 start_counter, end_counter;
gint64 start_timestamp, end_timestamp;
gint64 interval;
start_counter = gdk_frame_clock_get_history_start (frame_clock);
end_counter = gdk_frame_clock_get_frame_counter (frame_clock);
start = gdk_frame_clock_get_timings (frame_clock, start_counter);
for (end = gdk_frame_clock_get_timings (frame_clock, end_counter);
end_counter > start_counter && end != NULL && !gdk_frame_timings_get_complete (end);
end = gdk_frame_clock_get_timings (frame_clock, end_counter))
end_counter--;
if (end_counter - start_counter < 4)
return 0.0;
start_timestamp = gdk_frame_timings_get_presentation_time (start);
end_timestamp = gdk_frame_timings_get_presentation_time (end);
if (start_timestamp == 0 || end_timestamp == 0)
{
start_timestamp = gdk_frame_timings_get_frame_time (start);
end_timestamp = gdk_frame_timings_get_frame_time (end);
}
interval = gdk_frame_timings_get_refresh_interval (end);
if (interval == 0)
{
interval = guess_refresh_interval (frame_clock);
if (interval == 0)
return 0.0;
}
return ((double) end_counter - start_counter) * G_USEC_PER_SEC / (end_timestamp - start_timestamp);
}
typedef struct {
const char *name;
gboolean dark;
} Theme;
static Theme themes[] = {
{ "Adwaita", FALSE },
{ "Adwaita", TRUE },
{ "HighContrast", FALSE },
{ "HighContrastInverse", FALSE }
};
static int theme;
static gboolean
change_theme (GtkWidget *widget,
GdkFrameClock *frame_clock,
gpointer data)
{
GtkBuilder *builder = data;
GtkWidget *header;
GtkWidget *label;
Theme next = themes[theme++ % G_N_ELEMENTS (themes)];
char *name;
g_object_set (gtk_settings_get_default (),
"gtk-theme-name", next.name,
"gtk-application-prefer-dark-theme", next.dark,
NULL);
header = GTK_WIDGET (gtk_builder_get_object (builder, "header"));
name = g_strconcat (next.name, next.dark ? " (dark)" : NULL, NULL);
gtk_header_bar_set_title (GTK_HEADER_BAR (header), name);
g_free (name);
label = GTK_WIDGET (gtk_builder_get_object (builder, "fps"));
if (frame_clock)
{
char *fps;
fps = g_strdup_printf ("%.2f fps", frame_clock_get_fps (frame_clock));
gtk_label_set_label (GTK_LABEL (label), fps);
g_free (fps);
}
else
gtk_label_set_label (GTK_LABEL (label), "");
return G_SOURCE_CONTINUE;
}
static void
clicked (GtkGestureClick *gesture,
int n_press,
double x,
double y,
gpointer data)
{
GtkWidget *window;
const GdkEvent *event;
GdkModifierType state;
window = gtk_widget_get_ancestor (gtk_event_controller_get_widget (GTK_EVENT_CONTROLLER (gesture)), GTK_TYPE_WINDOW);
event = gtk_gesture_get_last_event (GTK_GESTURE (gesture), NULL);
gdk_event_get_state (event, &state);
if (state & GDK_CONTROL_MASK)
{
if (tick_cb)
{
gtk_widget_remove_tick_callback (window, tick_cb);
tick_cb = 0;
}
change_theme (window, NULL, data);
}
else
{
if (tick_cb)
{
gtk_widget_remove_tick_callback (window, tick_cb);
tick_cb = 0;
}
else
{
tick_cb = gtk_widget_add_tick_callback (window, change_theme, data, NULL);
}
}
}
GtkWidget *
do_themes (GtkWidget *do_widget)
{
static GtkWidget *window = NULL;
if (!window)
{
GtkBuilder *builder;
GtkWidget *header;
GtkGesture *gesture;
builder = gtk_builder_new_from_resource ("/themes/themes.ui");
window = GTK_WIDGET (gtk_builder_get_object (builder, "window"));
g_signal_connect (window, "destroy",
G_CALLBACK (gtk_widget_destroyed), &window);
gtk_window_set_display (GTK_WINDOW (window),
gtk_widget_get_display (do_widget));
g_signal_connect (window, "destroy",
G_CALLBACK (gtk_widget_destroyed), &window);
header = GTK_WIDGET (gtk_builder_get_object (builder, "header"));
gesture = gtk_gesture_click_new ();
g_signal_connect (gesture, "pressed", G_CALLBACK (clicked), builder);
gtk_widget_add_controller (header, GTK_EVENT_CONTROLLER (gesture));
gtk_widget_realize (window);
}
if (!gtk_widget_get_visible (window))
gtk_widget_show (window);
else
gtk_widget_destroy (window);
return window;
}

241
demos/gtk-demo/themes.ui Normal file
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@ -0,0 +1,241 @@
<?xml version="1.0" encoding="UTF-8"?>
<interface>
<object class="GtkWindow" id="window">
<property name="resizable">0</property>
<child type="titlebar">
<object class="GtkHeaderBar" id="header">
<property name="show-title-buttons">1</property>
<child type="end">
<object class="GtkLabel" id="fps">
</object>
</child>
</object>
</child>
<child>
<object class="GtkGrid" id="grid">
<property name="margin">10</property>
<property name="row-spacing">10</property>
<property name="orientation">vertical</property>
<child>
<object class="GtkToolbar">
<property name="hexpand">1</property>
<property name="show-arrow">0</property>
<style>
<class name="primary-toolbar"/>
</style>
<child>
<object class="GtkToggleToolButton">
<property name="homogeneous">1</property>
<property name="label" translatable="yes">Normal</property>
<property name="use-underline">1</property>
<property name="is-important">1</property>
<property name="icon-name">edit-find</property>
</object>
</child>
<child>
<object class="GtkToggleToolButton">
<property name="homogeneous">1</property>
<property name="label" translatable="yes">Active</property>
<property name="use-underline">1</property>
<property name="is-important">1</property>
<property name="icon-name">edit-find</property>
<property name="active">1</property>
</object>
</child>
<child>
<object class="GtkToggleToolButton">
<property name="homogeneous">1</property>
<property name="sensitive">0</property>
<property name="label" translatable="yes">Insensitive</property>
<property name="use-underline">1</property>
<property name="is-important">1</property>
<property name="icon-name">edit-find</property>
</object>
</child>
<child>
<object class="GtkToggleToolButton">
<property name="homogeneous">1</property>
<property name="label" translatable="yes">Raised</property>
<property name="use-underline">1</property>
<property name="is-important">1</property>
<property name="icon-name">edit-find</property>
<style>
<class name="raised"/>
</style>
</object>
</child>
<child>
<object class="GtkToggleToolButton">
<property name="homogeneous">1</property>
<property name="label" translatable="yes">Raised Active</property>
<property name="use-underline">1</property>
<property name="is-important">1</property>
<property name="icon-name">edit-find</property>
<property name="active">1</property>
<style>
<class name="raised"/>
</style>
</object>
</child>
<child>
<object class="GtkToggleToolButton">
<property name="homogeneous">1</property>
<property name="sensitive">0</property>
<property name="label" translatable="yes">Insensitive Active</property>
<property name="use-underline">1</property>
<property name="icon-name">edit-find</property>
<property name="is-important">1</property>
<property name="active">1</property>
</object>
</child>
<child>
<object class="GtkToolItem">
<child>
<object class="GtkEntry" id="entry1">
<property name="can-focus">1</property>
<property name="width-chars">10</property>
<property name="invisible-char">•</property>
<property name="placeholder-text" translatable="yes">Search...</property>
<property name="secondary-icon-name">edit-find-symbolic</property>
</object>
</child>
</object>
</child>
<child>
<object class="GtkToolItem">
<child>
<object class="GtkSwitch" id="switch1">
<property name="can-focus">1</property>
<property name="valign">center</property>
<property name="tooltip_text">Switch it</property>
</object>
</child>
</object>
</child>
</object>
</child>
<child>
<object class="GtkBox">
<property name="valign">center</property>
<property name="halign">center</property>
<style>
<class name="linked"/>
</style>
<child>
<object class="GtkButton">
<property name="label" translatable="yes">Hi, I am a button</property>
<property name="can-focus">1</property>
<property name="receives-default">1</property>
</object>
</child>
<child>
<object class="GtkButton">
<property name="label" translatable="yes">And I&apos;m another button</property>
<property name="can-focus">1</property>
<property name="receives-default">1</property>
</object>
</child>
<child>
<object class="GtkButton">
<property name="label" translatable="yes">This is a button party!</property>
<property name="can-focus">1</property>
<property name="receives-default">1</property>
</object>
</child>
</object>
</child>
<child>
<object class="GtkToolbar">
<property name="hexpand">1</property>
<property name="toolbar-style">icons</property>
<style>
<class name="inline-toolbar"/>
</style>
<child>
<object class="GtkToggleToolButton">
<property name="homogeneous">1</property>
<property name="label" translatable="yes">Normal</property>
<property name="use-underline">1</property>
<property name="icon-name">list-add-symbolic</property>
</object>
</child>
<child>
<object class="GtkToggleToolButton">
<property name="homogeneous">1</property>
<property name="label" translatable="yes">Normal</property>
<property name="use-underline">1</property>
<property name="icon-name">list-add-symbolic</property>
</object>
</child>
<child>
<object class="GtkToggleToolButton">
<property name="homogeneous">1</property>
<property name="label" translatable="yes">Active</property>
<property name="use-underline">1</property>
<property name="icon-name">list-remove-symbolic</property>
<property name="active">1</property>
</object>
</child>
<child>
<object class="GtkToggleToolButton">
<property name="homogeneous">1</property>
<property name="label" translatable="yes">Active</property>
<property name="use-underline">1</property>
<property name="icon-name">list-remove-symbolic</property>
<property name="active">1</property>
</object>
</child>
<child>
<object class="GtkToggleToolButton">
<property name="homogeneous">1</property>
<property name="sensitive">0</property>
<property name="label" translatable="yes">Insensitive</property>
<property name="use-underline">1</property>
<property name="icon-name">edit-find-symbolic</property>
</object>
</child>
<child>
<object class="GtkToggleToolButton">
<property name="homogeneous">1</property>
<property name="sensitive">0</property>
<property name="label" translatable="yes">Insensitive Active</property>
<property name="use-underline">1</property>
<property name="icon-name">go-up-symbolic</property>
<property name="active">1</property>
</object>
</child>
</object>
</child>
<child>
<object class="GtkBox">
<property name="spacing">10</property>
<child>
<object class="GtkButton">
<property name="label">Plain</property>
<property name="halign">end</property>
<property name="hexpand">1</property>
<property name="vexpand">1</property>
</object>
</child>
<child>
<object class="GtkButton">
<property name="label">Destructive</property>
<style>
<class name="destructive-action"/>
</style>
</object>
</child>
<child>
<object class="GtkButton">
<property name="label">Suggested</property>
<style>
<class name="suggested-action"/>
</style>
</object>
</child>
</object>
</child>
</object>
</child>
</object>
</interface>