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widgetbowl: Only use one widget type

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Every added widget having a separate random widget type makes it useless
to use the widgetbowl demo for any sort of performance comparison.
Instead. use only one widget type for all the moving children but make
that changable.
This commit is contained in:
Timm Bäder 2017-11-24 12:50:47 +01:00
parent dfc7a531db
commit 7b60ee9316
2 changed files with 192 additions and 21 deletions
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13
demos/gtk-demo/gtkfishbowl.c
View File

@ -106,7 +106,18 @@ gtk_fishbowl_measure (GtkWidget *widget,
if (!gtk_widget_get_visible (child->widget))
continue;
gtk_widget_measure (child->widget, orientation, -1, &child_min, &child_nat, NULL, NULL);
if (orientation == GTK_ORIENTATION_HORIZONTAL)
{
gtk_widget_measure (child->widget, orientation, -1, &child_min, &child_nat, NULL, NULL);
}
else
{
int min_width;
gtk_widget_measure (child->widget, GTK_ORIENTATION_HORIZONTAL, -1, &min_width, NULL, NULL, NULL);
gtk_widget_measure (child->widget, orientation, min_width, &child_min, &child_nat, NULL, NULL);
}
*minimum = MAX (*minimum, child_min);
*natural = MAX (*natural, child_nat);

200
demos/gtk-demo/widgetbowl.c
View File

@ -9,12 +9,86 @@
#include "gtkfishbowl.h"
GtkWidget *allow_changes;
GtkWidget *fishbowl;
static GtkWidget *
create_button (void)
{
return gtk_button_new_with_label ("Button");;
}
static GtkWidget *
create_font_button (void)
{
return gtk_font_button_new ();
}
static GtkWidget *
create_level_bar (void)
{
GtkWidget *w = gtk_level_bar_new_for_interval (0, 100);
gtk_level_bar_set_value (GTK_LEVEL_BAR (w), 50);
/* Force them to be a bit larger */
gtk_widget_set_size_request (w, 200, -1);
return w;
}
static GtkWidget *
create_label (void)
{
GtkWidget *w = gtk_label_new ("pLorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua.");
gtk_label_set_line_wrap (GTK_LABEL (w), TRUE);
gtk_label_set_max_width_chars (GTK_LABEL (w), 100);
return w;
}
static const struct {
const char *name;
GtkWidget * (*create_func) (void);
} widget_types[] = {
{ "Button", create_button },
{ "Fontbutton", create_font_button },
{ "Levelbar" , create_level_bar },
{ "Label" , create_label },
};
static int selected_widget_type = -1;
static const int N_WIDGET_TYPES = G_N_ELEMENTS (widget_types);
#define N_STATS 5
#define STATS_UPDATE_TIME G_USEC_PER_SEC
static void
set_widget_type (GtkWidget *headerbar,
int widget_type_index)
{
GList *children, *l;
if (widget_type_index == selected_widget_type)
return;
/* Remove everything */
children = gtk_container_get_children (GTK_CONTAINER (fishbowl));
for (l = children; l; l = l->next)
{
gtk_container_remove (GTK_CONTAINER (fishbowl), (GtkWidget*)l->data);
}
g_list_free (children);
selected_widget_type = widget_type_index;
gtk_header_bar_set_title (GTK_HEADER_BAR (headerbar),
widget_types[selected_widget_type].name);
}
typedef struct _Stats Stats;
struct _Stats {
gint64 last_stats;
@ -69,7 +143,7 @@ do_stats (GtkWidget *widget,
{
n_frames += stats->frame_counter[i];
}
new_label = g_strdup_printf ("widgets - %.1f fps",
(double) G_USEC_PER_SEC * n_frames
/ (N_STATS * STATS_UPDATE_TIME));
@ -96,7 +170,7 @@ do_stats (GtkWidget *widget,
stats->frame_counter[stats->stats_index] = 0;
stats->item_counter[stats->stats_index] = stats->item_counter[(stats->stats_index + N_STATS - 1) % N_STATS];
stats->last_stats = frame_time;
if (suggested_change)
*suggested_change = stats->last_suggestion;
else
@ -129,18 +203,74 @@ move_fish (GtkWidget *bowl,
gpointer info_label)
{
gint suggested_change = 0;
do_stats (bowl,
info_label,
!gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (allow_changes)) ? &suggested_change : NULL);
gtk_fishbowl_set_count (GTK_FISHBOWL (bowl),
gtk_fishbowl_get_count (GTK_FISHBOWL (bowl)) + suggested_change);
do_stats (bowl, info_label, &suggested_change);
if (suggested_change > 0)
{
int i;
for (i = 0; i < suggested_change; i ++)
{
GtkWidget *new_widget = widget_types[selected_widget_type].create_func ();
gtk_container_add (GTK_CONTAINER (fishbowl), new_widget);
}
}
else if (suggested_change < 0)
{
GList *children, *l;
int n_removed = 0;
children = gtk_container_get_children (GTK_CONTAINER (fishbowl));
for (l = children; l; l = l->next)
{
gtk_container_remove (GTK_CONTAINER (fishbowl), (GtkWidget *)l->data);
n_removed ++;
if (n_removed >= (-suggested_change))
break;
}
g_list_free (children);
}
stats_update (bowl);
return G_SOURCE_CONTINUE;
}
static void
next_button_clicked_cb (GtkButton *source,
gpointer user_data)
{
GtkWidget *headerbar = user_data;
int new_index;
if (selected_widget_type + 1 >= N_WIDGET_TYPES)
new_index = 0;
else
new_index = selected_widget_type + 1;
set_widget_type (headerbar, new_index);
}
static void
prev_button_clicked_cb (GtkButton *source,
gpointer user_data)
{
GtkWidget *headerbar = user_data;
int new_index;
if (selected_widget_type - 1 < 0)
new_index = N_WIDGET_TYPES - 1;
else
new_index = selected_widget_type - 1;
set_widget_type (headerbar, new_index);
}
GtkWidget *
do_widgetbowl (GtkWidget *do_widget)
{
@ -148,25 +278,55 @@ do_widgetbowl (GtkWidget *do_widget)
if (!window)
{
GtkBuilder *builder;
GtkWidget *bowl, *info_label;
GtkWidget *info_label;
GtkWidget *count_label;
GtkWidget *titlebar;
GtkWidget *title_box;
GtkWidget *left_box;
GtkWidget *next_button;
GtkWidget *prev_button;
g_type_ensure (GTK_TYPE_FISHBOWL);
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
titlebar = gtk_header_bar_new ();
gtk_header_bar_set_show_close_button (GTK_HEADER_BAR (titlebar), TRUE);
info_label = gtk_label_new ("widget - 00.0 fps");
count_label = gtk_label_new ("0");
fishbowl = gtk_fishbowl_new ();
title_box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
prev_button = gtk_button_new_from_icon_name ("pan-start-symbolic");
next_button = gtk_button_new_from_icon_name ("pan-end-symbolic");
left_box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
g_object_bind_property (fishbowl, "count", count_label, "label", 0);
g_signal_connect (next_button, "clicked", G_CALLBACK (next_button_clicked_cb), titlebar);
g_signal_connect (prev_button, "clicked", G_CALLBACK (prev_button_clicked_cb), titlebar);
gtk_fishbowl_set_animating (GTK_FISHBOWL (fishbowl), TRUE);
gtk_widget_set_hexpand (title_box, TRUE);
gtk_widget_set_halign (title_box, GTK_ALIGN_END);
gtk_window_set_titlebar (GTK_WINDOW (window), titlebar);
gtk_container_add (GTK_CONTAINER (title_box), count_label);
gtk_container_add (GTK_CONTAINER (title_box), info_label);
gtk_header_bar_pack_end (GTK_HEADER_BAR (titlebar), title_box);
gtk_container_add (GTK_CONTAINER (window), fishbowl);
gtk_style_context_add_class (gtk_widget_get_style_context (left_box), "linked");
gtk_container_add (GTK_CONTAINER (left_box), prev_button);
gtk_container_add (GTK_CONTAINER (left_box), next_button);
gtk_header_bar_pack_start (GTK_HEADER_BAR (titlebar), left_box);
builder = gtk_builder_new_from_resource ("/fishbowl/fishbowl.ui");
gtk_builder_connect_signals (builder, NULL);
window = GTK_WIDGET (gtk_builder_get_object (builder, "window"));
bowl = GTK_WIDGET (gtk_builder_get_object (builder, "bowl"));
gtk_fishbowl_set_use_icons (GTK_FISHBOWL (bowl), FALSE);
info_label = GTK_WIDGET (gtk_builder_get_object (builder, "info_label"));
allow_changes = GTK_WIDGET (gtk_builder_get_object (builder, "changes_allow"));
gtk_window_set_display (GTK_WINDOW (window),
gtk_widget_get_display (do_widget));
g_signal_connect (window, "destroy",
G_CALLBACK (gtk_widget_destroyed), &window);
gtk_widget_realize (window);
gtk_widget_add_tick_callback (bowl, move_fish, info_label, NULL);
gtk_widget_add_tick_callback (fishbowl, move_fish, info_label, NULL);
set_widget_type (titlebar, 0);
}
if (!gtk_widget_get_visible (window))