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lib: make clicks and motion work
We need to handle a mouse that is not absolute positioned (the default it seems) and this does that (crudely for the moment until we have some sort of grab management). Additionally, click events are propagated to the Qemu instance as well.
This commit is contained in:
Christian Hergert
parent
beb7299d25
commit
6c5829d949
@ -51,6 +51,18 @@ typedef struct
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* API using press/release and the hardware keycode.
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*/
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GtkEventControllerKey *key;
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/* Used to send mouse press/release events translated from the current
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* button in the gesture. X,Y coordinates are expected to already be
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* updated from GtkEventControllerMotion::motion events.
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*/
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GtkGestureClick *click;
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/* Tracking the last known positions of mouse events so that we may
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* emulate mks_mouse_move_by() using GtkEventControllerMotion.
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*/
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double last_mouse_x;
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double last_mouse_y;
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} MksDisplayPrivate;
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enum {
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@ -176,23 +188,96 @@ mks_display_translate_coordinate (MksDisplay *self,
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}
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static void
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mks_display_motion_enter_cb (MksDisplay *self,
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double x,
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double y,
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GtkEventControllerMotion *motion)
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mks_display_mouse_move_to_cb (GObject *object,
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GAsyncResult *result,
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gpointer user_data)
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{
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MksMouse *mouse = (MksMouse *)object;
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g_autoptr(MksDisplay) self = user_data;
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g_autoptr(GError) error = NULL;
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g_assert (MKS_IS_MOUSE (mouse));
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g_assert (G_IS_ASYNC_RESULT (result));
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g_assert (MKS_IS_DISPLAY (self));
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if (!mks_mouse_move_to_finish (mouse, result, &error))
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g_warning ("Failed move_to: %s", error->message);
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}
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static void
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mks_display_mouse_move_by_cb (GObject *object,
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GAsyncResult *result,
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gpointer user_data)
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{
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MksMouse *mouse = (MksMouse *)object;
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g_autoptr(MksDisplay) self = user_data;
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g_autoptr(GError) error = NULL;
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g_assert (MKS_IS_MOUSE (mouse));
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g_assert (G_IS_ASYNC_RESULT (result));
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g_assert (MKS_IS_DISPLAY (self));
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if (!mks_mouse_move_by_finish (mouse, result, &error))
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g_warning ("Failed move_by: %s", error->message);
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}
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static void
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mks_display_motion (MksDisplay *self,
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double x,
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double y)
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{
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MksDisplayPrivate *priv = mks_display_get_instance_private (self);
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MksMouse *mouse;
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g_assert (MKS_IS_DISPLAY (self));
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g_assert (GTK_IS_EVENT_CONTROLLER_MOTION (motion));
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g_assert (!priv->screen || MKS_IS_SCREEN (priv->screen));
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if (priv->screen == NULL)
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return;
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/* TODO:
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*
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* This is pretty crappy right now because as you enter and
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* leave you never really reset your position within the remote
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* display.
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*
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* To fix this, we need real grabs or some other mechanism so
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* that we can hide the local cursor and warp it to where we
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* discover the cursor in the remote display upon entering
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* the picture widget.
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*/
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mouse = mks_screen_get_mouse (priv->screen);
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if (mks_mouse_get_is_absolute (mouse))
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mks_mouse_move_to (mouse,
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x, y,
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NULL,
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mks_display_mouse_move_to_cb,
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g_object_ref (self));
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else
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mks_mouse_move_by (mouse,
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x - priv->last_mouse_x,
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y - priv->last_mouse_y,
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NULL,
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mks_display_mouse_move_by_cb,
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g_object_ref (self));
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priv->last_mouse_x = x;
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priv->last_mouse_y = y;
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}
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static void
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mks_display_motion_enter_cb (MksDisplay *self,
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double x,
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double y,
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GtkEventControllerMotion *motion)
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{
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g_assert (MKS_IS_DISPLAY (self));
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g_assert (GTK_IS_EVENT_CONTROLLER_MOTION (motion));
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mks_display_translate_coordinate (self, &x, &y);
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mks_mouse_move_to (mouse, x, y, NULL, NULL, NULL);
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mks_display_motion (self, x, y);
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}
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static void
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@ -201,18 +286,11 @@ mks_display_motion_motion_cb (MksDisplay *self,
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double y,
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GtkEventControllerMotion *motion)
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{
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MksDisplayPrivate *priv = mks_display_get_instance_private (self);
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MksMouse *mouse;
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g_assert (MKS_IS_DISPLAY (self));
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g_assert (GTK_IS_EVENT_CONTROLLER_MOTION (motion));
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if (priv->screen == NULL)
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return;
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mouse = mks_screen_get_mouse (priv->screen);
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mks_display_translate_coordinate (self, &x, &y);
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mks_mouse_move_to (mouse, x, y, NULL, NULL, NULL);
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mks_display_motion (self, x, y);
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}
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static void
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@ -223,6 +301,114 @@ mks_display_motion_leave_cb (MksDisplay *self,
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g_assert (GTK_IS_EVENT_CONTROLLER_MOTION (motion));
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}
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static void
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mks_display_translate_button (MksDisplay *self,
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int *button)
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{
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g_assert (MKS_IS_DISPLAY (self));
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g_assert (button != NULL);
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switch (*button)
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{
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case 1: *button = MKS_MOUSE_BUTTON_LEFT; break;
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case 2: *button = MKS_MOUSE_BUTTON_MIDDLE; break;
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case 3: *button = MKS_MOUSE_BUTTON_RIGHT; break;
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case 8: *button = MKS_MOUSE_BUTTON_SIDE; break;
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case 9: *button = MKS_MOUSE_BUTTON_EXTRA; break;
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default: break;
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}
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}
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static void
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mks_display_mouse_press_cb (GObject *object,
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GAsyncResult *result,
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gpointer user_data)
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{
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MksMouse *mouse = (MksMouse *)object;
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g_autoptr(MksDisplay) self = user_data;
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g_autoptr(GError) error = NULL;
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g_assert (MKS_IS_MOUSE (mouse));
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g_assert (G_IS_ASYNC_RESULT (result));
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g_assert (MKS_IS_DISPLAY (self));
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if (!mks_mouse_press_finish (mouse, result, &error))
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g_warning ("Mouse press failed: %s", error->message);
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}
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static void
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mks_display_click_pressed_cb (MksDisplay *self,
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int n_press,
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double x,
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double y,
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GtkGestureClick *click)
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{
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MksDisplayPrivate *priv = mks_display_get_instance_private (self);
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MksMouse *mouse;
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int button;
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g_assert (MKS_IS_DISPLAY (self));
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g_assert (GTK_IS_GESTURE_CLICK (click));
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if (priv->screen == NULL)
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return;
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mouse = mks_screen_get_mouse (priv->screen);
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button = gtk_gesture_single_get_current_button (GTK_GESTURE_SINGLE (click));
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mks_display_translate_button (self, &button);
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mks_mouse_press (mouse,
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button,
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NULL,
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mks_display_mouse_press_cb,
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g_object_ref (self));
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}
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static void
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mks_display_mouse_release_cb (GObject *object,
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GAsyncResult *result,
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gpointer user_data)
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{
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MksMouse *mouse = (MksMouse *)object;
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g_autoptr(MksDisplay) self = user_data;
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g_autoptr(GError) error = NULL;
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g_assert (MKS_IS_MOUSE (mouse));
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g_assert (G_IS_ASYNC_RESULT (result));
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g_assert (MKS_IS_DISPLAY (self));
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if (!mks_mouse_release_finish (mouse, result, &error))
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g_warning ("Mouse release failed: %s", error->message);
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}
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static void
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mks_display_click_released_cb (MksDisplay *self,
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int n_press,
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double x,
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double y,
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GtkGestureClick *click)
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{
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MksDisplayPrivate *priv = mks_display_get_instance_private (self);
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MksMouse *mouse;
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int button;
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g_assert (MKS_IS_DISPLAY (self));
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g_assert (GTK_IS_GESTURE_CLICK (click));
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if (priv->screen == NULL)
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return;
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mouse = mks_screen_get_mouse (priv->screen);
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button = gtk_gesture_single_get_current_button (GTK_GESTURE_SINGLE (click));
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mks_display_translate_button (self, &button);
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mks_mouse_release (mouse,
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button,
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NULL,
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mks_display_mouse_release_cb,
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g_object_ref (self));
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}
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static void
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mks_display_attach_cb (GObject *object,
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GAsyncResult *result,
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@ -361,9 +547,12 @@ mks_display_class_init (MksDisplayClass *klass)
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gtk_widget_class_set_css_name (widget_class, "MksDisplay");
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gtk_widget_class_set_layout_manager_type (widget_class, GTK_TYPE_BIN_LAYOUT);
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gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/libmks/mks-display.ui");
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gtk_widget_class_bind_template_child_private (widget_class, MksDisplay, click);
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gtk_widget_class_bind_template_child_private (widget_class, MksDisplay, key);
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gtk_widget_class_bind_template_child_private (widget_class, MksDisplay, motion);
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gtk_widget_class_bind_template_child_private (widget_class, MksDisplay, picture);
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gtk_widget_class_bind_template_callback (widget_class, mks_display_click_pressed_cb);
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gtk_widget_class_bind_template_callback (widget_class, mks_display_click_released_cb);
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gtk_widget_class_bind_template_callback (widget_class, mks_display_motion_enter_cb);
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gtk_widget_class_bind_template_callback (widget_class, mks_display_motion_motion_cb);
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gtk_widget_class_bind_template_callback (widget_class, mks_display_motion_leave_cb);
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@ -13,6 +13,14 @@
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<signal name="motion" handler="mks_display_motion_motion_cb" swapped="true"/>
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</object>
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</child>
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<child>
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<object class="GtkGestureClick" id="click">
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<property name="button">0</property>
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<property name="exclusive">true</property>
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<signal name="pressed" handler="mks_display_click_pressed_cb" swapped="true"/>
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<signal name="released" handler="mks_display_click_released_cb" swapped="true"/>
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</object>
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</child>
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<child>
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<object class="GtkEventControllerKey" id="key">
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<signal name="key-pressed" handler="mks_display_key_key_pressed_cb" swapped="true"/>
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@ -28,6 +28,8 @@ struct _MksMouse
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{
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MksDevice parent_instance;
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MksQemuMouse *mouse;
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double last_known_x;
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double last_known_y;
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};
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struct _MksMouseClass
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@ -367,6 +369,9 @@ mks_mouse_move_to (MksMouse *self,
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task = g_task_new (self, cancellable, callback, user_data);
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g_task_set_source_tag (task, mks_mouse_move_to);
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self->last_known_x = x;
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self->last_known_y = y;
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if (!check_mouse (self, &error))
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g_task_return_error (task, g_steal_pointer (&error));
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else
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@ -411,6 +416,9 @@ mks_mouse_move_to_sync (MksMouse *self,
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g_return_val_if_fail (MKS_IS_MOUSE (self), FALSE);
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g_return_val_if_fail (!cancellable || G_IS_CANCELLABLE (cancellable), FALSE);
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self->last_known_x = x;
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self->last_known_y = y;
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if (!check_mouse (self, error))
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return FALSE;
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@ -464,6 +472,9 @@ mks_mouse_move_by (MksMouse *self,
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task = g_task_new (self, cancellable, callback, user_data);
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g_task_set_source_tag (task, mks_mouse_move_by);
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self->last_known_x += delta_x;
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self->last_known_y += delta_y;
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if (!check_mouse (self, &error))
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g_task_return_error (task, g_steal_pointer (&error));
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else
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@ -508,6 +519,9 @@ mks_mouse_move_by_sync (MksMouse *self,
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g_return_val_if_fail (MKS_IS_MOUSE (self), FALSE);
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g_return_val_if_fail (!cancellable || G_IS_CANCELLABLE (cancellable), FALSE);
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self->last_known_x += delta_x;
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self->last_known_y += delta_y;
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if (!check_mouse (self, error))
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return FALSE;
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