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textview: Use a motion event controller

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This lets us replace the ::motion-notify-event handler.
This commit is contained in:
Matthias Clasen 2018-01-02 15:45:52 -05:00
parent f594807c0a
commit 7046463b88
1 changed files with 19 additions and 11 deletions
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30
gtk/gtktextview.c
View File

@ -238,6 +238,7 @@ struct _GtkTextViewPrivate
GtkGesture *multipress_gesture; GtkGesture *multipress_gesture;
GtkGesture *drag_gesture; GtkGesture *drag_gesture;
GtkEventController *motion_controller;
GtkCssNode *selection_node; GtkCssNode *selection_node;
@ -416,8 +417,10 @@ static gint gtk_text_view_focus_in_event (GtkWidget *widget,
GdkEventFocus *event); GdkEventFocus *event);
static gint gtk_text_view_focus_out_event (GtkWidget *widget, static gint gtk_text_view_focus_out_event (GtkWidget *widget,
GdkEventFocus *event); GdkEventFocus *event);
static gint gtk_text_view_motion_event (GtkWidget *widget, static void gtk_text_view_motion (GtkEventController *controller,
GdkEventMotion *event); double x,
double y,
gpointer user_data);
static void gtk_text_view_snapshot (GtkWidget *widget, static void gtk_text_view_snapshot (GtkWidget *widget,
GtkSnapshot *snapshot); GtkSnapshot *snapshot);
static gboolean gtk_text_view_focus (GtkWidget *widget, static gboolean gtk_text_view_focus (GtkWidget *widget,
@ -720,7 +723,6 @@ gtk_text_view_class_init (GtkTextViewClass *klass)
widget_class->key_release_event = gtk_text_view_key_release_event; widget_class->key_release_event = gtk_text_view_key_release_event;
widget_class->focus_in_event = gtk_text_view_focus_in_event; widget_class->focus_in_event = gtk_text_view_focus_in_event;
widget_class->focus_out_event = gtk_text_view_focus_out_event; widget_class->focus_out_event = gtk_text_view_focus_out_event;
widget_class->motion_notify_event = gtk_text_view_motion_event;
widget_class->snapshot = gtk_text_view_snapshot; widget_class->snapshot = gtk_text_view_snapshot;
widget_class->focus = gtk_text_view_focus; widget_class->focus = gtk_text_view_focus;
widget_class->drag_begin = gtk_text_view_drag_begin; widget_class->drag_begin = gtk_text_view_drag_begin;
@ -1725,6 +1727,9 @@ gtk_text_view_init (GtkTextView *text_view)
G_CALLBACK (gtk_text_view_drag_gesture_end), G_CALLBACK (gtk_text_view_drag_gesture_end),
widget); widget);
priv->motion_controller = gtk_event_controller_motion_new (widget);
g_signal_connect (priv->motion_controller, "motion", G_CALLBACK (gtk_text_view_motion), widget);
priv->selection_node = gtk_css_node_new (); priv->selection_node = gtk_css_node_new ();
gtk_css_node_set_name (priv->selection_node, I_("selection")); gtk_css_node_set_name (priv->selection_node, I_("selection"));
gtk_css_node_set_parent (priv->selection_node, priv->text_window->css_node); gtk_css_node_set_parent (priv->selection_node, priv->text_window->css_node);
@ -3633,6 +3638,7 @@ gtk_text_view_finalize (GObject *object)
g_object_unref (priv->multipress_gesture); g_object_unref (priv->multipress_gesture);
g_object_unref (priv->drag_gesture); g_object_unref (priv->drag_gesture);
g_object_unref (priv->motion_controller);
if (priv->tabs) if (priv->tabs)
pango_tab_array_free (priv->tabs); pango_tab_array_free (priv->tabs);
@ -4736,8 +4742,10 @@ gtk_text_view_obscure_mouse_cursor (GtkTextView *text_view)
if (text_view->priv->mouse_cursor_obscured) if (text_view->priv->mouse_cursor_obscured)
return; return;
g_print ("obscuring mouse cursor\n");
gtk_widget_set_cursor_from_name (GTK_WIDGET (text_view), "none"); gtk_widget_set_cursor_from_name (GTK_WIDGET (text_view), "none");
text_view->priv->mouse_cursor_obscured = TRUE; text_view->priv->mouse_cursor_obscured = TRUE;
} }
@ -4746,6 +4754,7 @@ gtk_text_view_unobscure_mouse_cursor (GtkTextView *text_view)
{ {
if (text_view->priv->mouse_cursor_obscured) if (text_view->priv->mouse_cursor_obscured)
{ {
g_print ("unobscuring mouse cursor\n");
gtk_widget_set_cursor_from_name (GTK_WIDGET (text_view), "text"); gtk_widget_set_cursor_from_name (GTK_WIDGET (text_view), "text");
text_view->priv->mouse_cursor_obscured = FALSE; text_view->priv->mouse_cursor_obscured = FALSE;
} }
@ -5454,14 +5463,13 @@ gtk_text_view_focus_out_event (GtkWidget *widget, GdkEventFocus *event)
return FALSE; return FALSE;
} }
static gboolean static void
gtk_text_view_motion_event (GtkWidget *widget, GdkEventMotion *event) gtk_text_view_motion (GtkEventController *controller,
double x,
double y,
gpointer user_data)
{ {
GtkTextView *text_view = GTK_TEXT_VIEW (widget); gtk_text_view_unobscure_mouse_cursor (GTK_TEXT_VIEW (user_data));
gtk_text_view_unobscure_mouse_cursor (text_view);
return GTK_WIDGET_CLASS (gtk_text_view_parent_class)->motion_notify_event (widget, event);
} }
static void static void