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Switch quartz monitors collection from hash table to ptr array.

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It's easier to find in a ptr array than to iterate over a hash table.
This commit is contained in:
John Ralls 2019-02-24 05:38:24 -08:00
parent 3bd9a3453f
commit 261f1dc395
2 changed files with 74 additions and 39 deletions
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111
gdk/quartz/gdkdisplay-quartz.c
View File

@ -342,13 +342,22 @@ display_rect (GdkQuartzDisplay *display)
display->size = NSMakeSize (max_x_mm - min_x_mm, max_y_mm - min_y_mm);
}
static gboolean
same_monitor (gconstpointer a, gconstpointer b)
{
GdkQuartzMonitor *mon_a = GDK_QUARTZ_MONITOR (a);
CGDirectDisplayID disp_id = (CGDirectDisplayID)GPOINTER_TO_INT (b);
if (!mon_a)
return FALSE;
return mon_a->id == disp_id;
}
static void
display_reconfiguration_callback (CGDirectDisplayID cg_display,
CGDisplayChangeSummaryFlags flags,
void *data)
{
GdkQuartzDisplay *display = data;
GdkQuartzMonitor *monitor;
/* Ignore the begin configuration signal. */
if (flags & kCGDisplayBeginConfigurationFlag)
@ -358,28 +367,44 @@ display_reconfiguration_callback (CGDirectDisplayID cg_display,
kCGDisplaySetMainFlag | kCGDisplayDesktopShapeChangedFlag |
kCGDisplayMirrorFlag | kCGDisplayUnMirrorFlag))
{
monitor = g_hash_table_lookup (display->monitors,
GINT_TO_POINTER (cg_display));
if (!monitor)
GdkQuartzMonitor *monitor = NULL;
guint index;
if (!g_ptr_array_find_with_equal_func (display->monitors,
GINT_TO_POINTER (cg_display),
same_monitor,
&index))
{
monitor = g_object_new (GDK_TYPE_QUARTZ_MONITOR,
"display", display, NULL);
monitor->id = cg_display;
g_hash_table_insert (display->monitors, GINT_TO_POINTER (monitor->id),
monitor);
g_ptr_array_add (display->monitors, monitor);
gdk_display_monitor_added (GDK_DISPLAY (display),
GDK_MONITOR (monitor));
}
else
{
monitor = g_ptr_array_index (display->monitors, index);
}
display_rect (display);
configure_monitor (GDK_MONITOR (monitor), display);
}
else if (flags & (kCGDisplayRemoveFlag | kCGDisplayDisabledFlag))
{
GdkMonitor *monitor = g_hash_table_lookup (display->monitors,
GINT_TO_POINTER (cg_display));
gdk_display_monitor_removed (GDK_DISPLAY (display),
GDK_MONITOR (monitor));
g_hash_table_remove (display->monitors, GINT_TO_POINTER (cg_display));
guint index;
if (g_ptr_array_find_with_equal_func (display->monitors,
GINT_TO_POINTER (cg_display),
same_monitor,
&index))
{
GdkQuartzMonitor *monitor = g_ptr_array_index (display->monitors,
index);
gdk_display_monitor_removed (GDK_DISPLAY (display),
GDK_MONITOR (monitor));
g_ptr_array_remove_fast (display->monitors, monitor);
}
}
g_signal_emit (display, MONITORS_CHANGED, 0);
@ -389,7 +414,8 @@ display_reconfiguration_callback (CGDirectDisplayID cg_display,
static int
gdk_quartz_display_get_n_monitors (GdkDisplay *display)
{
return get_active_displays (NULL);
GdkQuartzDisplay *quartz_display = GDK_QUARTZ_DISPLAY (display);
return quartz_display->monitors->len;
}
static GdkMonitor *
@ -397,16 +423,12 @@ gdk_quartz_display_get_monitor (GdkDisplay *display,
int monitor_num)
{
GdkQuartzDisplay *quartz_display = GDK_QUARTZ_DISPLAY (display);
CGDirectDisplayID *screens = NULL;
int count = get_active_displays (&screens);
GdkMonitor *monitor = NULL;
int count = gdk_quartz_display_get_n_monitors (display);
if (monitor_num >= 0 && monitor_num < count)
monitor = g_hash_table_lookup (quartz_display->monitors,
GINT_TO_POINTER (screens[monitor_num]));
g_free (screens);
return monitor;
return g_ptr_array_index (quartz_display->monitors, monitor_num);
return NULL;
}
static GdkMonitor *
@ -414,9 +436,15 @@ gdk_quartz_display_get_primary_monitor (GdkDisplay *display)
{
GdkQuartzDisplay *quartz_display = GDK_QUARTZ_DISPLAY (display);
CGDirectDisplayID primary_id = CGMainDisplayID ();
GdkMonitor *monitor = NULL;
guint index;
return g_hash_table_lookup (quartz_display->monitors,
GINT_TO_POINTER (primary_id));
if (g_ptr_array_find_with_equal_func (quartz_display->monitors,
GINT_TO_POINTER (primary_id),
same_monitor, &index))
monitor = g_ptr_array_index (quartz_display->monitors, index);
return monitor;
}
static GdkMonitor *
@ -426,18 +454,27 @@ gdk_quartz_display_get_monitor_at_window (GdkDisplay *display,
GdkWindowImplQuartz *impl = GDK_WINDOW_IMPL_QUARTZ (window->impl);
NSWindow *nswindow = impl->toplevel;
NSScreen *screen = [nswindow screen];
GdkMonitor *monitor = NULL;
if (screen)
{
CGDirectDisplayID disp_id =
[[[screen deviceDescription]
objectForKey: @"NSScreenNumber"] unsignedIntValue];
return g_hash_table_lookup (GDK_QUARTZ_DISPLAY (display)->monitors,
GINT_TO_POINTER (disp_id));
GdkQuartzDisplay *quartz_display = GDK_QUARTZ_DISPLAY (display);
guint index;
CGDirectDisplayID disp_id =
[[[screen deviceDescription]
objectForKey: @"NSScreenNumber"] unsignedIntValue];
if (g_ptr_array_find_with_equal_func (quartz_display->monitors,
GINT_TO_POINTER (disp_id),
same_monitor, &index))
monitor = g_ptr_array_index (quartz_display->monitors, index);
}
GdkRectangle rect = cgrect_to_gdkrect ([nswindow frame]);
return gdk_display_get_monitor_at_point (display,
rect.x + rect.width/2,
rect.y + rect.height /2);
if (!monitor)
{
GdkRectangle rect = cgrect_to_gdkrect ([nswindow frame]);
monitor = gdk_display_get_monitor_at_point (display,
rect.x + rect.width/2,
rect.y + rect.height /2);
}
return monitor;
}
G_DEFINE_TYPE (GdkQuartzDisplay, gdk_quartz_display, GDK_TYPE_DISPLAY)
@ -450,15 +487,13 @@ gdk_quartz_display_init (GdkQuartzDisplay *display)
display_rect(display); /* Initialize the overall display coordinates. */
count = get_active_displays (&displays);
display->monitors = g_hash_table_new_full (g_direct_hash, NULL,
NULL, g_object_unref);
display->monitors = g_ptr_array_new_full (max_displays, g_object_unref);
for (disp = 0; disp < count; ++disp)
{
GdkQuartzMonitor *monitor = g_object_new (GDK_TYPE_QUARTZ_MONITOR,
"display", display, NULL);
monitor->id = displays[disp];
g_hash_table_insert (display->monitors, GINT_TO_POINTER (monitor->id),
monitor);
g_ptr_array_add (display->monitors, monitor);
configure_monitor (GDK_MONITOR (monitor), display);
}
g_free (displays);
@ -471,11 +506,11 @@ gdk_quartz_display_init (GdkQuartzDisplay *display)
static void
gdk_quartz_display_dispose (GObject *object)
{
GdkQuartzDisplay *display_quartz = GDK_QUARTZ_DISPLAY (object);
GdkQuartzDisplay *quartz_display = GDK_QUARTZ_DISPLAY (object);
g_hash_table_destroy (display_quartz->monitors);
g_ptr_array_free (quartz_display->monitors, TRUE);
CGDisplayRemoveReconfigurationCallback (display_reconfiguration_callback,
display_quartz);
quartz_display);
G_OBJECT_CLASS (gdk_quartz_display_parent_class)->dispose (object);
}

2
gdk/quartz/gdkdisplay-quartz.h
View File

@ -34,7 +34,7 @@ struct _GdkQuartzDisplay
GdkDisplay parent_instance;
NSRect geometry; /* In AppKit coordinates. */
NSSize size; /* Aggregate size of displays in millimeters. */
GHashTable *monitors;
GPtrArray *monitors;
};
struct _GdkQuartzDisplayClass