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Learning_GTK4_tree/testsuite/gtk/gestures.c

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2023-12-12 11:36:42 +01:00
#include <gtk/gtk.h>
#define GTK_COMPILATION
#include "gdk/gdkeventsprivate.h"
typedef struct {
GtkWidget *widget;
int x;
int y;
guint state;
guint pressed : 1;
} PointState;
static PointState mouse_state;
static PointState touch_state[10]; /* touchpoint 0 gets pointer emulation,
* use it first in tests for consistency.
*/
#define EVENT_SEQUENCE(point) (GdkEventSequence*) ((point) - touch_state + 1)
static void
inject_event (GdkEvent *event)
{
gboolean handled;
g_signal_emit_by_name (event->surface, "event", event, &handled);
}
static void
point_press (PointState *point,
GtkWidget *widget,
guint button)
{
GdkDisplay *display;
GdkDevice *device;
GdkSeat *seat;
GdkSurface *surface;
GdkEvent *ev;
display = gtk_widget_get_display (widget);
seat = gdk_display_get_default_seat (display);
device = gdk_seat_get_pointer (seat);
surface = gtk_native_get_surface (gtk_widget_get_native (widget));
if (point == &mouse_state)
{
ev = gdk_button_event_new (GDK_BUTTON_PRESS,
surface,
device,
device,
NULL,
GDK_CURRENT_TIME,
point->x,
point->y,
button,
point->state);
point->state |= GDK_BUTTON1_MASK << (button - 1);
}
else
{
ev = gdk_touch_event_new (GDK_TOUCH_BEGIN,
EVENT_SEQUENCE (point),
surface,
device,
device,
GDK_CURRENT_TIME,
point->state,
point->x,
point->y,
point == &touch_state[0]);
}
inject_event (ev);
g_object_unref (ev);
point->widget = widget;
}
static void
point_update (PointState *point,
GtkWidget *widget,
double x,
double y)
{
GdkDisplay *display;
GdkDevice *device;
GdkSeat *seat;
GdkSurface *surface;
GdkEvent *ev;
display = gtk_widget_get_display (widget);
seat = gdk_display_get_default_seat (display);
device = gdk_seat_get_pointer (seat);
surface = gtk_native_get_surface (gtk_widget_get_native (widget));
point->x = x;
point->y = y;
if (point == &mouse_state)
{
ev = gdk_motion_event_new (surface,
device,
device,
NULL,
GDK_CURRENT_TIME,
point->state,
point->x,
point->y);
}
else
{
if (!point->widget || widget != point->widget)
return;
ev = gdk_touch_event_new (GDK_TOUCH_UPDATE,
EVENT_SEQUENCE (point),
surface,
device,
device,
GDK_CURRENT_TIME,
point->state,
point->x,
point->y,
point == &touch_state[0]);
}
inject_event (ev);
g_object_unref (ev);
}
static void
point_release (PointState *point,
guint button)
{
GdkDisplay *display;
GdkDevice *device;
GdkSeat *seat;
GdkSurface *surface;
GdkEvent *ev;
if (point->widget == NULL)
return;
display = gtk_widget_get_display (point->widget);
seat = gdk_display_get_default_seat (display);
device = gdk_seat_get_pointer (seat);
surface = gtk_native_get_surface (gtk_widget_get_native (point->widget));
if (!point->widget)
return;
if (point == &mouse_state)
{
if ((point->state & (GDK_BUTTON1_MASK << (button - 1))) == 0)
return;
ev = gdk_button_event_new (GDK_BUTTON_RELEASE,
surface,
device,
device,
NULL,
GDK_CURRENT_TIME,
point->x,
point->y,
button,
point->state);
point->state &= ~(GDK_BUTTON1_MASK << (button - 1));
}
else
{
ev = gdk_touch_event_new (GDK_TOUCH_END,
EVENT_SEQUENCE (point),
surface,
device,
device,
GDK_CURRENT_TIME,
point->state,
point->x,
point->y,
point == &touch_state[0]);
}
inject_event (ev);
g_object_unref (ev);
}
static const char *
phase_nick (GtkPropagationPhase phase)
{
GTypeClass *class;
GEnumValue *value;
class = g_type_class_ref (GTK_TYPE_PROPAGATION_PHASE);
value = g_enum_get_value ((GEnumClass*)class, phase);
g_type_class_unref (class);
return value->value_nick;
}
static const char *
state_nick (GtkEventSequenceState state)
{
GTypeClass *class;
GEnumValue *value;
class = g_type_class_ref (GTK_TYPE_EVENT_SEQUENCE_STATE);
value = g_enum_get_value ((GEnumClass*)class, state);
g_type_class_unref (class);
return value->value_nick;
}
typedef struct {
GtkEventController *controller;
GString *str;
gboolean exit;
} LegacyData;
static gboolean
legacy_cb (GtkEventControllerLegacy *c, GdkEvent *button, gpointer data)
{
if (gdk_event_get_event_type (button) == GDK_BUTTON_PRESS)
{
LegacyData *ld = data;
GtkWidget *w;
w = gtk_event_controller_get_widget (ld->controller);
if (ld->str->len > 0)
g_string_append (ld->str, ", ");
g_string_append_printf (ld->str, "legacy %s", gtk_widget_get_name (w));
return ld->exit;
}
return GDK_EVENT_PROPAGATE;
}
typedef struct {
GString *str;
GtkEventSequenceState state;
} GestureData;
static void
press_cb (GtkGesture *g, int n_press, double x, double y, gpointer data)
{
GtkEventController *c = GTK_EVENT_CONTROLLER (g);
GdkEventSequence *sequence;
GtkPropagationPhase phase;
GestureData *gd = data;
const char *name;
name = g_object_get_data (G_OBJECT (g), "name");
phase = gtk_event_controller_get_propagation_phase (c);
if (gd->str->len > 0)
g_string_append (gd->str, ", ");
g_string_append_printf (gd->str, "%s %s", phase_nick (phase), name);
sequence = gtk_gesture_get_last_updated_sequence (g);
if (sequence)
g_string_append_printf (gd->str, " (%x)", GPOINTER_TO_UINT (sequence));
if (gd->state != GTK_EVENT_SEQUENCE_NONE)
gtk_gesture_set_state (g, gd->state);
}
static void
cancel_cb (GtkGesture *g, GdkEventSequence *sequence, gpointer data)
{
GestureData *gd = data;
const char *name;
name = g_object_get_data (G_OBJECT (g), "name");
if (gd->str->len > 0)
g_string_append (gd->str, ", ");
g_string_append_printf (gd->str, "%s cancelled", name);
}
static void
begin_cb (GtkGesture *g, GdkEventSequence *sequence, gpointer data)
{
GestureData *gd = data;
const char *name;
name = g_object_get_data (G_OBJECT (g), "name");
if (gd->str->len > 0)
g_string_append (gd->str, ", ");
g_string_append_printf (gd->str, "%s began", name);
if (gd->state != GTK_EVENT_SEQUENCE_NONE)
gtk_gesture_set_state (g, gd->state);
}
static void
end_cb (GtkGesture *g, GdkEventSequence *sequence, gpointer data)
{
GestureData *gd = data;
const char *name;
name = g_object_get_data (G_OBJECT (g), "name");
if (gd->str->len > 0)
g_string_append (gd->str, ", ");
g_string_append_printf (gd->str, "%s ended", name);
}
static void
update_cb (GtkGesture *g, GdkEventSequence *sequence, gpointer data)
{
GestureData *gd = data;
const char *name;
name = g_object_get_data (G_OBJECT (g), "name");
if (gd->str->len > 0)
g_string_append (gd->str, ", ");
g_string_append_printf (gd->str, "%s updated", name);
}
static void
state_changed_cb (GtkGesture *g, GdkEventSequence *sequence, GtkEventSequenceState state, gpointer data)
{
GestureData *gd = data;
const char *name;
name = g_object_get_data (G_OBJECT (g), "name");
if (gd->str->len > 0)
g_string_append (gd->str, ", ");
g_string_append_printf (gd->str, "%s state %s", name, state_nick (state));
if (sequence != NULL)
g_string_append_printf (gd->str, " (%x)", GPOINTER_TO_UINT (sequence));
}
static GtkGesture *
add_gesture (GtkWidget *w, const char *name, GtkPropagationPhase phase, GString *str, GtkEventSequenceState state)
{
GtkGesture *g;
GestureData *data;
data = g_new (GestureData, 1);
data->str = str;
data->state = state;
g = gtk_gesture_click_new ();
gtk_gesture_single_set_touch_only (GTK_GESTURE_SINGLE (g), FALSE);
gtk_gesture_single_set_button (GTK_GESTURE_SINGLE (g), 1);
gtk_event_controller_set_propagation_phase (GTK_EVENT_CONTROLLER (g), phase);
gtk_widget_add_controller (w, GTK_EVENT_CONTROLLER (g));
g_object_set_data (G_OBJECT (g), "name", (gpointer)name);
g_signal_connect (g, "pressed", G_CALLBACK (press_cb), data);
g_signal_connect (g, "cancel", G_CALLBACK (cancel_cb), data);
g_signal_connect (g, "update", G_CALLBACK (update_cb), data);
g_signal_connect (g, "sequence-state-changed", G_CALLBACK (state_changed_cb), data);
return g;
}
static GtkGesture *
add_mt_gesture (GtkWidget *w, const char *name, GtkPropagationPhase phase, GString *str, GtkEventSequenceState state)
{
GtkGesture *g;
GestureData *data;
data = g_new (GestureData, 1);
data->str = str;
data->state = state;
g = gtk_gesture_rotate_new ();
gtk_event_controller_set_propagation_phase (GTK_EVENT_CONTROLLER (g), phase);
gtk_widget_add_controller (w, GTK_EVENT_CONTROLLER (g));
g_object_set_data (G_OBJECT (g), "name", (gpointer)name);
g_signal_connect (g, "begin", G_CALLBACK (begin_cb), data);
g_signal_connect (g, "update", G_CALLBACK (update_cb), data);
g_signal_connect (g, "end", G_CALLBACK (end_cb), data);
g_signal_connect (g, "sequence-state-changed", G_CALLBACK (state_changed_cb), data);
return g;
}
static void
add_legacy (GtkWidget *w, GString *str, gboolean exit)
{
LegacyData *data;
data = g_new (LegacyData, 1);
data->controller = gtk_event_controller_legacy_new ();
data->str = str;
data->exit = exit;
gtk_event_controller_set_propagation_phase (data->controller, GTK_PHASE_BUBBLE);
gtk_widget_add_controller (w, data->controller);
g_signal_connect (data->controller, "event", G_CALLBACK (legacy_cb), data);
}
static void
test_phases (void)
{
GtkWidget *A, *B, *C;
GString *str;
GtkAllocation allocation;
A = gtk_window_new ();
gtk_widget_set_name (A, "A");
B = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
gtk_widget_set_name (B, "B");
C = gtk_image_new ();
gtk_widget_set_hexpand (C, TRUE);
gtk_widget_set_vexpand (C, TRUE);
gtk_widget_set_name (C, "C");
gtk_box_append (GTK_BOX (A), B);
gtk_box_append (GTK_BOX (B), C);
gtk_window_present (GTK_WINDOW (A));
str = g_string_new ("");
add_gesture (A, "a1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (B, "b1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (A, "a2", GTK_PHASE_TARGET, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (B, "b2", GTK_PHASE_TARGET, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c2", GTK_PHASE_TARGET, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (A, "a3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (B, "b3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
gtk_widget_get_allocation (B, &allocation);
point_update (&mouse_state, A, allocation.x, allocation.y);
point_press (&mouse_state, A, 1);
g_assert_cmpstr (str->str, ==,
"capture a1, "
"capture b1, "
"capture c1, "
"target c2, "
"bubble c3, "
"bubble b3, "
"bubble a3");
g_string_free (str, TRUE);
gtk_window_destroy (A);
}
static void
test_mixed (void)
{
GtkWidget *A, *B, *C;
GString *str;
GtkAllocation allocation;
A = gtk_window_new ();
gtk_widget_set_name (A, "A");
B = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
gtk_widget_set_name (B, "B");
C = gtk_image_new ();
gtk_widget_set_hexpand (C, TRUE);
gtk_widget_set_vexpand (C, TRUE);
gtk_widget_set_name (C, "C");
gtk_box_append (GTK_BOX (A), B);
gtk_box_append (GTK_BOX (B), C);
gtk_window_present (GTK_WINDOW (A));
str = g_string_new ("");
add_legacy (A, str, GDK_EVENT_PROPAGATE);
add_legacy (B, str, GDK_EVENT_PROPAGATE);
add_legacy (C, str, GDK_EVENT_PROPAGATE);
add_gesture (A, "a1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (B, "b1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (A, "a2", GTK_PHASE_TARGET, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (B, "b2", GTK_PHASE_TARGET, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c2", GTK_PHASE_TARGET, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (A, "a3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (B, "b3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
gtk_widget_get_allocation (B, &allocation);
point_update (&mouse_state, A, allocation.x, allocation.y);
point_press (&mouse_state, A, 1);
g_assert_cmpstr (str->str, ==,
"capture a1, "
"capture b1, "
"capture c1, "
"target c2, "
"bubble c3, "
"legacy C, "
"bubble b3, "
"legacy B, "
"bubble a3, "
"legacy A");
g_string_free (str, TRUE);
gtk_window_destroy (A);
}
static void
test_early_exit (void)
{
GtkWidget *A, *B, *C;
GString *str;
GtkAllocation allocation;
A = gtk_window_new ();
gtk_widget_set_name (A, "A");
B = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
gtk_widget_set_name (B, "B");
C = gtk_image_new ();
gtk_widget_set_hexpand (C, TRUE);
gtk_widget_set_vexpand (C, TRUE);
gtk_widget_set_name (C, "C");
gtk_box_append (GTK_BOX (A), B);
gtk_box_append (GTK_BOX (B), C);
gtk_window_present (GTK_WINDOW (A));
str = g_string_new ("");
add_legacy (A, str, GDK_EVENT_PROPAGATE);
add_legacy (B, str, GDK_EVENT_STOP);
add_legacy (C, str, GDK_EVENT_PROPAGATE);
add_gesture (A, "a1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (B, "b1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c2", GTK_PHASE_TARGET, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (A, "a3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (B, "b3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
gtk_widget_get_allocation (B, &allocation);
point_update (&mouse_state, A, allocation.x, allocation.y);
point_press (&mouse_state, A, 1);
g_assert_cmpstr (str->str, ==,
"capture a1, "
"capture b1, "
"capture c1, "
"target c2, "
"bubble c3, "
"legacy C, "
"bubble b3, "
"legacy B");
g_string_free (str, TRUE);
gtk_window_destroy (A);
}
static void
test_claim_capture (void)
{
GtkWidget *A, *B, *C;
GString *str;
GtkAllocation allocation;
A = gtk_window_new ();
gtk_widget_set_name (A, "A");
B = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
gtk_widget_set_name (B, "B");
C = gtk_image_new ();
gtk_widget_set_hexpand (C, TRUE);
gtk_widget_set_vexpand (C, TRUE);
gtk_widget_set_name (C, "C");
gtk_box_append (GTK_BOX (A), B);
gtk_box_append (GTK_BOX (B), C);
gtk_window_present (GTK_WINDOW (A));
str = g_string_new ("");
add_gesture (A, "a1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (B, "b1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_CLAIMED);
add_gesture (C, "c2", GTK_PHASE_TARGET, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (A, "a3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (B, "b3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
gtk_widget_get_allocation (B, &allocation);
point_update (&mouse_state, A, allocation.x, allocation.y);
point_press (&mouse_state, A, 1);
g_assert_cmpstr (str->str, ==,
"capture a1, "
"capture b1, "
"capture c1, "
"c1 state claimed");
g_string_free (str, TRUE);
gtk_window_destroy (A);
}
static void
test_claim_target (void)
{
GtkWidget *A, *B, *C;
GString *str;
GtkAllocation allocation;
A = gtk_window_new ();
gtk_widget_set_name (A, "A");
B = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
gtk_widget_set_name (B, "B");
C = gtk_image_new ();
gtk_widget_set_hexpand (C, TRUE);
gtk_widget_set_vexpand (C, TRUE);
gtk_widget_set_name (C, "C");
gtk_box_append (GTK_BOX (A), B);
gtk_box_append (GTK_BOX (B), C);
gtk_window_present (GTK_WINDOW (A));
str = g_string_new ("");
add_gesture (A, "a1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (B, "b1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c2", GTK_PHASE_TARGET, str, GTK_EVENT_SEQUENCE_CLAIMED);
add_gesture (A, "a3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (B, "b3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
gtk_widget_get_allocation (B, &allocation);
point_update (&mouse_state, A, allocation.x, allocation.y);
point_press (&mouse_state, A, 1);
g_assert_cmpstr (str->str, ==,
"capture a1, "
"capture b1, "
"capture c1, "
"target c2, "
"c2 state claimed");
g_string_free (str, TRUE);
gtk_window_destroy (A);
}
static void
test_claim_bubble (void)
{
GtkWidget *A, *B, *C;
GString *str;
GtkAllocation allocation;
A = gtk_window_new ();
gtk_widget_set_name (A, "A");
B = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
gtk_widget_set_name (B, "B");
C = gtk_image_new ();
gtk_widget_set_hexpand (C, TRUE);
gtk_widget_set_vexpand (C, TRUE);
gtk_widget_set_name (C, "C");
gtk_box_append (GTK_BOX (A), B);
gtk_box_append (GTK_BOX (B), C);
gtk_window_present (GTK_WINDOW (A));
str = g_string_new ("");
add_gesture (A, "a1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (B, "b1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c2", GTK_PHASE_TARGET, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (A, "a3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (B, "b3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_CLAIMED);
add_gesture (C, "c3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
gtk_widget_get_allocation (B, &allocation);
point_update (&mouse_state, A, allocation.x, allocation.y);
point_press (&mouse_state, A, 1);
g_assert_cmpstr (str->str, ==,
"capture a1, "
"capture b1, "
"capture c1, "
"target c2, "
"bubble c3, "
"bubble b3, "
"c3 cancelled, "
"c2 cancelled, "
"c1 cancelled, "
"b3 state claimed"
);
g_string_free (str, TRUE);
gtk_window_destroy (A);
}
static void
test_early_claim_capture (void)
{
GtkWidget *A, *B, *C;
GtkGesture *g;
GString *str;
GtkAllocation allocation;
A = gtk_window_new ();
gtk_widget_set_name (A, "A");
B = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
gtk_widget_set_name (B, "B");
C = gtk_image_new ();
gtk_widget_set_hexpand (C, TRUE);
gtk_widget_set_vexpand (C, TRUE);
gtk_widget_set_name (C, "C");
gtk_box_append (GTK_BOX (A), B);
gtk_box_append (GTK_BOX (B), C);
gtk_window_present (GTK_WINDOW (A));
str = g_string_new ("");
add_gesture (A, "a1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
g = add_gesture (B, "b1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_CLAIMED);
add_gesture (C, "c1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_CLAIMED);
add_gesture (C, "c2", GTK_PHASE_TARGET, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (A, "a3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (B, "b3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
gtk_widget_get_allocation (B, &allocation);
point_update (&mouse_state, A, allocation.x, allocation.y);
point_press (&mouse_state, A, 1);
g_assert_cmpstr (str->str, ==,
"capture a1, "
"capture b1, "
"b1 state claimed");
/* Reset the string */
g_string_erase (str, 0, str->len);
gtk_gesture_set_state (g, GTK_EVENT_SEQUENCE_DENIED);
g_assert_cmpstr (str->str, ==,
"capture c1, "
"c1 state claimed, "
"b1 state denied");
point_release (&mouse_state, 1);
g_string_free (str, TRUE);
gtk_window_destroy (A);
}
static void
test_late_claim_capture (void)
{
GtkWidget *A, *B, *C;
GtkGesture *g;
GString *str;
GtkAllocation allocation;
A = gtk_window_new ();
gtk_widget_set_name (A, "A");
B = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
gtk_widget_set_name (B, "B");
C = gtk_image_new ();
gtk_widget_set_hexpand (C, TRUE);
gtk_widget_set_vexpand (C, TRUE);
gtk_widget_set_name (C, "C");
gtk_box_append (GTK_BOX (A), B);
gtk_box_append (GTK_BOX (B), C);
gtk_window_present (GTK_WINDOW (A));
str = g_string_new ("");
add_gesture (A, "a1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
g = add_gesture (B, "b1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c2", GTK_PHASE_TARGET, str, GTK_EVENT_SEQUENCE_CLAIMED);
add_gesture (A, "a3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (B, "b3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
gtk_widget_get_allocation (B, &allocation);
point_update (&mouse_state, A, allocation.x, allocation.y);
point_press (&mouse_state, A, 1);
g_assert_cmpstr (str->str, ==,
"capture a1, "
"capture b1, "
"capture c1, "
"target c2, "
"c2 state claimed");
/* Reset the string */
g_string_erase (str, 0, str->len);
gtk_gesture_set_state (g, GTK_EVENT_SEQUENCE_CLAIMED);
g_assert_cmpstr (str->str, ==,
"c2 cancelled, "
"c1 cancelled, "
"b1 state claimed");
point_release (&mouse_state, 1);
g_string_free (str, TRUE);
gtk_window_destroy (A);
}
static void
test_group (void)
{
GtkWidget *A, *B, *C;
GString *str;
GtkGesture *g1, *g2;
GtkAllocation allocation;
A = gtk_window_new ();
gtk_widget_set_name (A, "A");
B = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
gtk_widget_set_name (B, "B");
C = gtk_image_new ();
gtk_widget_set_hexpand (C, TRUE);
gtk_widget_set_vexpand (C, TRUE);
gtk_widget_set_name (C, "C");
gtk_box_append (GTK_BOX (A), B);
gtk_box_append (GTK_BOX (B), C);
gtk_window_present (GTK_WINDOW (A));
str = g_string_new ("");
add_gesture (A, "a1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (B, "b1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
g1 = add_gesture (C, "c2", GTK_PHASE_TARGET, str, GTK_EVENT_SEQUENCE_NONE);
g2 = add_gesture (C, "c3", GTK_PHASE_TARGET, str, GTK_EVENT_SEQUENCE_CLAIMED);
gtk_gesture_group (g1, g2);
add_gesture (A, "a3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (B, "b3", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c4", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
gtk_widget_get_allocation (B, &allocation);
point_update (&mouse_state, A, allocation.x, allocation.y);
point_press (&mouse_state, A, 1);
g_assert_cmpstr (str->str, ==,
"capture a1, "
"capture b1, "
"capture c1, "
"target c3, "
"c3 state claimed, "
"c2 state claimed, "
"target c2");
g_string_free (str, TRUE);
gtk_window_destroy (A);
}
static void
test_gestures_outside_grab (void)
{
GtkWidget *A, *B, *C, *D;
GString *str;
GtkAllocation allocation;
A = gtk_window_new ();
gtk_widget_set_name (A, "A");
B = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
gtk_widget_set_name (B, "B");
C = gtk_image_new ();
gtk_widget_set_hexpand (C, TRUE);
gtk_widget_set_vexpand (C, TRUE);
gtk_widget_set_name (C, "C");
gtk_box_append (GTK_BOX (A), B);
gtk_box_append (GTK_BOX (B), C);
gtk_window_present (GTK_WINDOW (A));
D = gtk_window_new ();
gtk_window_present (GTK_WINDOW (D));
str = g_string_new ("");
add_gesture (A, "a1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (B, "b1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c2", GTK_PHASE_TARGET, str, GTK_EVENT_SEQUENCE_CLAIMED);
add_gesture (B, "b2", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (A, "a2", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
gtk_widget_get_allocation (B, &allocation);
point_update (&mouse_state, A, allocation.x, allocation.y);
point_press (&mouse_state, A, 1);
g_assert_cmpstr (str->str, ==,
"capture a1, "
"capture b1, "
"capture c1, "
"target c2, "
"c2 state claimed");
/* Set a grab on another window */
g_string_erase (str, 0, str->len);
gtk_grab_add (D);
g_assert_cmpstr (str->str, ==,
"c1 cancelled, "
"c2 cancelled, "
"b1 cancelled, "
"a1 cancelled");
g_string_free (str, TRUE);
gtk_window_destroy (A);
gtk_window_destroy (D);
}
static void
test_gestures_inside_grab (void)
{
GtkWidget *A, *B, *C;
GString *str;
GtkAllocation allocation;
A = gtk_window_new ();
gtk_widget_set_name (A, "A");
B = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
gtk_widget_set_name (B, "B");
C = gtk_image_new ();
gtk_widget_set_hexpand (C, TRUE);
gtk_widget_set_vexpand (C, TRUE);
gtk_widget_set_name (C, "C");
gtk_box_append (GTK_BOX (A), B);
gtk_box_append (GTK_BOX (B), C);
gtk_window_present (GTK_WINDOW (A));
str = g_string_new ("");
add_gesture (A, "a1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (B, "b1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (C, "c2", GTK_PHASE_TARGET, str, GTK_EVENT_SEQUENCE_CLAIMED);
add_gesture (B, "b2", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (A, "a2", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_NONE);
gtk_widget_get_allocation (B, &allocation);
point_update (&mouse_state, A, allocation.x, allocation.y);
point_press (&mouse_state, A, 1);
g_assert_cmpstr (str->str, ==,
"capture a1, "
"capture b1, "
"capture c1, "
"target c2, "
"c2 state claimed");
/* Set a grab on B */
g_string_erase (str, 0, str->len);
gtk_grab_add (B);
g_assert_cmpstr (str->str, ==,
"a1 cancelled");
/* Update with the grab under effect */
g_string_erase (str, 0, str->len);
point_update (&mouse_state, A, allocation.x, allocation.y);
g_assert_cmpstr (str->str, ==,
"b1 updated, "
"c1 updated, "
"c2 updated");
g_string_free (str, TRUE);
gtk_window_destroy (A);
}
static void
test_multitouch_on_single (void)
{
GtkWidget *A, *B, *C;
GString *str;
GtkAllocation allocation;
A = gtk_window_new ();
gtk_widget_set_name (A, "A");
B = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
gtk_widget_set_name (B, "B");
C = gtk_image_new ();
gtk_widget_set_hexpand (C, TRUE);
gtk_widget_set_vexpand (C, TRUE);
gtk_widget_set_name (C, "C");
gtk_box_append (GTK_BOX (A), B);
gtk_box_append (GTK_BOX (B), C);
gtk_window_present (GTK_WINDOW (A));
str = g_string_new ("");
add_gesture (A, "a1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_NONE);
add_gesture (B, "b1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_CLAIMED);
gtk_widget_get_allocation (B, &allocation);
/* First touch down */
point_update (&touch_state[0], A, allocation.x, allocation.y);
point_press (&touch_state[0], A, 1);
g_assert_cmpstr (str->str, ==,
"capture a1 (1), "
"capture b1 (1), "
"b1 state claimed (1)");
/* Second touch down */
g_string_erase (str, 0, str->len);
point_update (&touch_state[1], A, allocation.x, allocation.y);
point_press (&touch_state[1], A, 1);
g_assert_cmpstr (str->str, ==,
"a1 state denied (2), "
"b1 state denied (2)");
g_string_free (str, TRUE);
gtk_window_destroy (A);
}
static void
test_multitouch_activation (void)
{
GtkWidget *A, *B, *C;
GString *str;
GtkAllocation allocation;
A = gtk_window_new ();
gtk_widget_set_name (A, "A");
B = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
gtk_widget_set_name (B, "B");
C = gtk_image_new ();
gtk_widget_set_hexpand (C, TRUE);
gtk_widget_set_vexpand (C, TRUE);
gtk_widget_set_name (C, "C");
gtk_box_append (GTK_BOX (A), B);
gtk_box_append (GTK_BOX (B), C);
gtk_window_present (GTK_WINDOW (A));
str = g_string_new ("");
add_mt_gesture (C, "c1", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_CLAIMED);
gtk_widget_get_allocation (B, &allocation);
/* First touch down */
point_update (&touch_state[0], A, allocation.x, allocation.y);
point_press (&touch_state[0], A, 1);
g_assert_cmpstr (str->str, ==, "");
/* Second touch down */
point_update (&touch_state[1], A, allocation.x, allocation.y);
point_press (&touch_state[1], A, 1);
g_assert_cmpstr (str->str, ==,
"c1 began, "
"c1 state claimed (2), "
"c1 state claimed (1)");
/* First touch up */
g_string_erase (str, 0, str->len);
point_release (&touch_state[0], 1);
g_assert_cmpstr (str->str, ==,
"c1 ended");
/* A third touch down triggering again action */
g_string_erase (str, 0, str->len);
point_update (&touch_state[2], A, allocation.x, allocation.y);
point_press (&touch_state[2], A, 1);
g_assert_cmpstr (str->str, ==,
"c1 began, "
"c1 state claimed (3)");
/* One touch up, gesture is finished again */
g_string_erase (str, 0, str->len);
point_release (&touch_state[2], 1);
g_assert_cmpstr (str->str, ==,
"c1 ended");
/* Another touch up, gesture remains inactive */
g_string_erase (str, 0, str->len);
point_release (&touch_state[1], 1);
g_assert_cmpstr (str->str, ==, "");
g_string_free (str, TRUE);
gtk_window_destroy (A);
}
static void
test_multitouch_interaction (void)
{
GtkWidget *A, *B, *C;
GtkGesture *g;
GString *str;
GtkAllocation allocation;
A = gtk_window_new ();
gtk_widget_set_name (A, "A");
B = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
gtk_widget_set_name (B, "B");
C = gtk_image_new ();
gtk_widget_set_hexpand (C, TRUE);
gtk_widget_set_vexpand (C, TRUE);
gtk_widget_set_name (C, "C");
gtk_box_append (GTK_BOX (A), B);
gtk_box_append (GTK_BOX (B), C);
gtk_window_present (GTK_WINDOW (A));
str = g_string_new ("");
g = add_gesture (A, "a1", GTK_PHASE_CAPTURE, str, GTK_EVENT_SEQUENCE_CLAIMED);
add_mt_gesture (C, "c1", GTK_PHASE_BUBBLE, str, GTK_EVENT_SEQUENCE_CLAIMED);
gtk_widget_get_allocation (B, &allocation);
/* First touch down, a1 claims the sequence */
point_update (&touch_state[0], A, allocation.x, allocation.y);
point_press (&touch_state[0], A, 1);
g_assert_cmpstr (str->str, ==,
"capture a1 (1), "
"a1 state claimed (1)");
/* Second touch down, a1 denies and c1 takes over */
g_string_erase (str, 0, str->len);
point_update (&touch_state[1], A, allocation.x, allocation.y);
point_press (&touch_state[1], A, 1);
/* Denying sequences in touch-excess situation is a responsibility of the caller */
gtk_gesture_set_state (g, GTK_EVENT_SEQUENCE_DENIED);
g_assert_cmpstr (str->str, ==,
"a1 state denied (2), "
"c1 began, "
"c1 state claimed (1), "
"c1 state claimed (2), "
"a1 state denied (1)");
/* Move first point, only c1 should update */
g_string_erase (str, 0, str->len);
point_update (&touch_state[0], A, allocation.x, allocation.y);
g_assert_cmpstr (str->str, ==,
"c1 updated");
/* First touch up */
g_string_erase (str, 0, str->len);
point_release (&touch_state[0], 1);
g_assert_cmpstr (str->str, ==,
"c1 ended");
/* A third touch down triggering again action on c1 */
g_string_erase (str, 0, str->len);
point_update (&touch_state[2], A, allocation.x, allocation.y);
point_press (&touch_state[2], A, 1);
g_assert_cmpstr (str->str, ==,
"a1 state denied (3), "
"c1 began, "
"c1 state claimed (3)");
/* One touch up, gesture is finished again */
g_string_erase (str, 0, str->len);
point_release (&touch_state[2], 1);
g_assert_cmpstr (str->str, ==,
"c1 ended");
/* Another touch up, gesture remains inactive */
g_string_erase (str, 0, str->len);
point_release (&touch_state[1], 1);
g_assert_cmpstr (str->str, ==, "");
g_string_free (str, TRUE);
gtk_window_destroy (A);
}
int
main (int argc, char *argv[])
{
gtk_test_init (&argc, &argv);
g_test_add_func ("/gestures/propagation/phases", test_phases);
g_test_add_func ("/gestures/propagation/mixed", test_mixed);
g_test_add_func ("/gestures/propagation/early-exit", test_early_exit);
g_test_add_func ("/gestures/claim/capture", test_claim_capture);
g_test_add_func ("/gestures/claim/target", test_claim_target);
g_test_add_func ("/gestures/claim/bubble", test_claim_bubble);
g_test_add_func ("/gestures/claim/early-capture", test_early_claim_capture);
g_test_add_func ("/gestures/claim/late-capture", test_late_claim_capture);
g_test_add_func ("/gestures/group", test_group);
g_test_add_func ("/gestures/grabs/gestures-outside-grab", test_gestures_outside_grab);
g_test_add_func ("/gestures/grabs/gestures-inside-grab", test_gestures_inside_grab);
g_test_add_func ("/gestures/multitouch/gesture-single", test_multitouch_on_single);
g_test_add_func ("/gestures/multitouch/multitouch-activation", test_multitouch_activation);
g_test_add_func ("/gestures/multitouch/interaction", test_multitouch_interaction);
return g_test_run ();
}