diff options
Diffstat (limited to 'src/Canvas.cpp')
| -rw-r--r-- | src/Canvas.cpp | 31 |
1 files changed, 26 insertions, 5 deletions
diff --git a/src/Canvas.cpp b/src/Canvas.cpp index 679d5bc..54e295f 100644 --- a/src/Canvas.cpp +++ b/src/Canvas.cpp @@ -1069,6 +1069,7 @@ GanvCanvasImpl::connect_drag_handler(GdkEvent* event) bool GanvCanvasImpl::port_event(GdkEvent* event, GanvPort* port) { + static bool port_pressed = true; static bool port_dragging = false; static bool control_dragging = false; static double control_start_x = 0; @@ -1087,18 +1088,27 @@ GanvCanvasImpl::port_event(GdkEvent* event, GanvPort* port) ganv_port_set_control_value(port, 1.0); } } else { - control_dragging = true; + control_dragging = port_pressed = true; control_start_x = event->button.x_root; control_start_y = event->button.y_root; control_start_value = ganv_port_get_control_value(port); + ganv_item_grab(GANV_ITEM(port), + GDK_BUTTON_RELEASE_MASK, + NULL, event->button.time); } return true; } else if (!port->impl->is_input) { - port_dragging = true; - return true; - } else if (_last_selected_port && _last_selected_port != port) { - ports_joined(_last_selected_port, port); + port_dragging = port_pressed = true; + ganv_item_grab(GANV_ITEM(port), + GDK_BUTTON_RELEASE_MASK|GDK_POINTER_MOTION_MASK| + GDK_ENTER_NOTIFY_MASK|GDK_LEAVE_NOTIFY_MASK, + NULL, event->button.time); return true; + } else { + port_pressed = true; + ganv_item_grab(GANV_ITEM(port), + GDK_BUTTON_RELEASE_MASK, + NULL, event->button.time); } } break; @@ -1143,6 +1153,10 @@ GanvCanvasImpl::port_event(GdkEvent* event, GanvPort* port) break; case GDK_BUTTON_RELEASE: + if (port_pressed) { + ganv_item_ungrab(GANV_ITEM(port), event->button.time); + } + if (port_dragging) { if (_connect_port) { // dragging ports_joined(port, _connect_port); @@ -1161,6 +1175,12 @@ GanvCanvasImpl::port_event(GdkEvent* event, GanvPort* port) } else if (control_dragging) { control_dragging = false; return true; + } else if (event->button.state & (GDK_SHIFT_MASK|GDK_CONTROL_MASK)) { + select_port_toggle(port, event->button.state); + return true; + } else { + selection_joined_with(port); + return true; } break; @@ -1177,6 +1197,7 @@ GanvCanvasImpl::port_event(GdkEvent* event, GanvPort* port) _drag_state = GanvCanvasImpl::EDGE; _connect_port = port; port_dragging = false; + ganv_item_ungrab(GANV_ITEM(port), event->crossing.time); ganv_item_grab( GANV_ITEM(root()), GDK_BUTTON_PRESS_MASK|GDK_POINTER_MOTION_MASK|GDK_BUTTON_RELEASE_MASK, |