textview: Postpone text handles creation until when needed

This is only necessary for touch devices, so unnecessary on many setups.
This commit is contained in:
Carlos Garnacho 2014-03-10 22:01:42 +01:00
parent 7b0a5674e2
commit a86ca5c561

View File

@ -1539,8 +1539,17 @@ gtk_text_view_init (GtkTextView *text_view)
/* We handle all our own redrawing */
gtk_widget_set_redraw_on_allocate (widget, FALSE);
}
priv->text_handle = _gtk_text_handle_new (widget);
static void
_gtk_text_view_ensure_text_handles (GtkTextView *text_view)
{
GtkTextViewPrivate *priv = text_view->priv;
if (priv->text_handle)
return;
priv->text_handle = _gtk_text_handle_new (GTK_WIDGET (text_view));
g_signal_connect (priv->text_handle, "handle-dragged",
G_CALLBACK (gtk_text_view_handle_dragged), text_view);
g_signal_connect (priv->text_handle, "drag-finished",
@ -1733,7 +1742,8 @@ gtk_text_view_set_buffer (GtkTextView *text_view,
gtk_text_buffer_add_selection_clipboard (priv->buffer, clipboard);
}
gtk_text_view_update_handles (text_view, GTK_TEXT_HANDLE_MODE_NONE);
if (priv->text_handle)
gtk_text_view_update_handles (text_view, GTK_TEXT_HANDLE_MODE_NONE);
}
_gtk_text_view_accessible_set_buffer (text_view, old_buffer);
@ -3241,7 +3251,8 @@ gtk_text_view_finalize (GObject *object)
if (priv->magnifier_popover)
gtk_widget_destroy (priv->magnifier_popover);
g_object_unref (priv->text_handle);
if (priv->text_handle)
g_object_unref (priv->text_handle);
g_object_unref (priv->im_context);
g_free (priv->im_module);
@ -4914,7 +4925,7 @@ gtk_text_view_key_press_event (GtkWidget *widget, GdkEventKey *event)
gtk_text_view_reset_blink_time (text_view);
gtk_text_view_pend_cursor_blink (text_view);
if (!event->send_event)
if (!event->send_event && priv->text_handle)
_gtk_text_handle_set_mode (priv->text_handle,
GTK_TEXT_HANDLE_MODE_NONE);
@ -5020,16 +5031,13 @@ gtk_text_view_button_press_event (GtkWidget *widget, GdkEventButton *event)
}
else
{
GtkTextHandleMode mode;
gtk_text_view_start_selection_drag (text_view, &iter, event);
if (gtk_widget_is_sensitive (widget) && is_touchscreen)
mode = GTK_TEXT_HANDLE_MODE_CURSOR;
else
mode = GTK_TEXT_HANDLE_MODE_NONE;
gtk_text_view_update_handles (text_view, mode);
if (is_touchscreen)
{
_gtk_text_view_ensure_text_handles (text_view);
gtk_text_view_update_handles (text_view, GTK_TEXT_HANDLE_MODE_CURSOR);
}
}
return TRUE;
@ -5060,7 +5068,6 @@ gtk_text_view_button_press_event (GtkWidget *widget, GdkEventButton *event)
event->button == GDK_BUTTON_PRIMARY)
{
GtkTextIter iter;
GtkTextHandleMode mode;
gtk_text_view_end_selection_drag (text_view);
@ -5071,12 +5078,11 @@ gtk_text_view_button_press_event (GtkWidget *widget, GdkEventButton *event)
gtk_text_view_start_selection_drag (text_view, &iter, event);
if (gtk_widget_is_sensitive (widget) && is_touchscreen)
mode = GTK_TEXT_HANDLE_MODE_SELECTION;
else
mode = GTK_TEXT_HANDLE_MODE_NONE;
gtk_text_view_update_handles (text_view, mode);
if (is_touchscreen)
{
_gtk_text_view_ensure_text_handles (text_view);
gtk_text_view_update_handles (text_view, GTK_TEXT_HANDLE_MODE_SELECTION);
}
return TRUE;
}
@ -5129,14 +5135,16 @@ gtk_text_view_button_release_event (GtkWidget *widget, GdkEventButton *event)
gtk_text_buffer_place_cursor (get_buffer (text_view), &iter);
gtk_text_view_check_cursor_blink (text_view);
if (gtk_widget_is_sensitive (widget) &&
(test_touchscreen ||
gdk_device_get_source (device) == GDK_SOURCE_TOUCHSCREEN))
mode = GTK_TEXT_HANDLE_MODE_CURSOR;
else
mode = GTK_TEXT_HANDLE_MODE_NONE;
if (priv->text_handle)
{
if (test_touchscreen || gdk_device_get_source (device) == GDK_SOURCE_TOUCHSCREEN)
mode = GTK_TEXT_HANDLE_MODE_CURSOR;
else
mode = GTK_TEXT_HANDLE_MODE_NONE;
gtk_text_view_update_handles (text_view, mode);
}
gtk_text_view_update_handles (text_view, mode);
priv->pending_place_cursor_button = 0;
return FALSE;
@ -5213,8 +5221,10 @@ gtk_text_view_focus_out_event (GtkWidget *widget, GdkEventFocus *event)
keymap_direction_changed,
text_view);
gtk_text_view_selection_bubble_popup_unset (text_view);
_gtk_text_handle_set_mode (priv->text_handle,
GTK_TEXT_HANDLE_MODE_NONE);
if (priv->text_handle)
_gtk_text_handle_set_mode (priv->text_handle,
GTK_TEXT_HANDLE_MODE_NONE);
if (priv->editable)
{
@ -6582,8 +6592,9 @@ gtk_text_view_buffer_changed_handler (GtkTextBuffer *buffer,
GtkTextView *text_view = data;
GtkTextViewPrivate *priv = text_view->priv;
gtk_text_view_update_handles (text_view,
_gtk_text_handle_get_mode (priv->text_handle));
if (priv->text_handle)
gtk_text_view_update_handles (text_view,
_gtk_text_handle_get_mode (priv->text_handle));
}
static void
@ -7001,6 +7012,7 @@ selection_motion_event_handler (GtkTextView *text_view,
if (test_touchscreen || input_source == GDK_SOURCE_TOUCHSCREEN)
{
_gtk_text_view_ensure_text_handles (text_view);
gtk_text_view_update_handles (text_view, GTK_TEXT_HANDLE_MODE_SELECTION);
gtk_text_view_show_magnifier (text_view, event->x, event->y);
}
@ -8283,8 +8295,9 @@ gtk_text_view_value_changed (GtkAdjustment *adjustment,
*/
gtk_text_view_update_im_spot_location (text_view);
gtk_text_view_update_handles (text_view,
_gtk_text_handle_get_mode (priv->text_handle));
if (priv->text_handle)
gtk_text_view_update_handles (text_view,
_gtk_text_handle_get_mode (priv->text_handle));
DV(g_print(">End scroll offset changed handler ("G_STRLOC")\n"));
}
@ -8463,8 +8476,9 @@ gtk_text_view_mark_set_handler (GtkTextBuffer *buffer,
if (need_reset)
{
gtk_text_view_reset_im_context (text_view);
gtk_text_view_update_handles (text_view,
_gtk_text_handle_get_mode (text_view->priv->text_handle));
if (text_view->priv->text_handle)
gtk_text_view_update_handles (text_view,
_gtk_text_handle_get_mode (text_view->priv->text_handle));
}
}