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entry: port to progress tracker

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This commit is contained in:
Matt Watson 2016-04-04 23:44:04 -07:00
parent d57ebe2de7
commit 511f138328
1 changed files with 29 additions and 21 deletions
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50
gtk/gtkentry.c
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@ -70,6 +70,7 @@
#include "gtkmagnifierprivate.h"
#include "gtkcssnodeprivate.h"
#include "gtkcsscustomgadgetprivate.h"
#include "gtkprogresstrackerprivate.h"
#include "a11y/gtkentryaccessible.h"
@ -196,10 +197,11 @@ struct _GtkEntryPrivate
gdouble progress_pulse_fraction;
gdouble progress_pulse_current;
guint tick_id;
gint64 pulse1;
gint64 pulse2;
gint64 frame1;
guint tick_id;
GtkProgressTracker tracker;
gint64 pulse1;
gint64 pulse2;
gdouble last_iteration;
gchar *placeholder_text;
@ -10394,31 +10396,30 @@ tick_cb (GtkWidget *widget,
{
GtkEntry *entry = GTK_ENTRY (widget);
GtkEntryPrivate *priv = entry->priv;
gint64 frame2;
gdouble fraction;
gint64 frame_time;
gdouble iteration, pulse_iterations, current_iterations, fraction;
frame2 = gdk_frame_clock_get_frame_time (frame_clock);
if (priv->frame1 == 0)
priv->frame1 = frame2 - 16667;
if (priv->pulse1 == 0)
priv->pulse1 = priv->pulse2 - 250 * 1000000;
if (priv->pulse2 == 0 && priv->pulse1 == 0)
return G_SOURCE_CONTINUE;
frame_time = gdk_frame_clock_get_frame_time (frame_clock);
gtk_progress_tracker_advance_frame (&priv->tracker, frame_time);
g_assert (priv->pulse2 > priv->pulse1);
g_assert (frame2 > priv->frame1);
if (frame2 - priv->pulse2 > 3 * (priv->pulse2 - priv->pulse1))
{
priv->pulse1 = 0;
return G_SOURCE_CONTINUE;
}
pulse_iterations = (priv->pulse2 - priv->pulse1) / (gdouble) G_USEC_PER_SEC;
current_iterations = (frame_time - priv->pulse1) / (gdouble) G_USEC_PER_SEC;
iteration = gtk_progress_tracker_get_iteration (&priv->tracker);
/* Determine the fraction to move the block from one frame
* to the next when pulse_fraction is how far the block should
* move between two calls to gtk_entry_progress_pulse().
*/
fraction = priv->progress_pulse_fraction * (frame2 - priv->frame1) / MAX (frame2 - priv->pulse2, priv->pulse2 - priv->pulse1);
fraction = priv->progress_pulse_fraction * (iteration - priv->last_iteration) / MAX (pulse_iterations, current_iterations);
priv->last_iteration = iteration;
priv->frame1 = frame2;
if (current_iterations > 3 * pulse_iterations)
return G_SOURCE_CONTINUE;
/* advance the block */
if (priv->progress_pulse_way_back)
@ -10483,6 +10484,9 @@ gtk_entry_start_pulse_mode (GtkEntry *entry)
gtk_css_gadget_add_class (priv->progress_gadget, GTK_STYLE_CLASS_PULSE);
priv->progress_pulse_mode = TRUE;
/* How long each pulse should last depends on calls to gtk_entry_progress_pulse.
* Just start the tracker to repeat forever with iterations every second. */
gtk_progress_tracker_start (&priv->tracker, G_USEC_PER_SEC, 0, INFINITY);
priv->tick_id = gtk_widget_add_tick_callback (GTK_WIDGET (entry), tick_cb, NULL, NULL);
priv->progress_fraction = 0.0;
@ -10491,7 +10495,7 @@ gtk_entry_start_pulse_mode (GtkEntry *entry)
priv->pulse2 = 0;
priv->pulse1 = 0;
priv->frame1 = 0;
priv->last_iteration = 0;
}
static void
@ -10514,9 +10518,13 @@ static void
gtk_entry_update_pulse (GtkEntry *entry)
{
GtkEntryPrivate *priv = entry->priv;
gint64 pulse_time = g_get_monotonic_time ();
if (priv->pulse2 == pulse_time)
return;
priv->pulse1 = priv->pulse2;
priv->pulse2 = g_get_monotonic_time ();
priv->pulse2 = pulse_time;
}
/**