Package com.vaadin.ui.DragAndDropWrapper

Examples of com.vaadin.ui.DragAndDropWrapper.WrapperTargetDetails

33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
                return AcceptAll.get();
            }

            @Override
            public void drop(DragAndDropEvent event) {
                WrapperTargetDetails ed = (WrapperTargetDetails) event
                        .getTargetDetails();
                Transferable transferable = event.getTransferable();
                TransferableImpl ctr = (TransferableImpl) transferable;
                Component component = ctr.getSourceComponent();
                if (component == wrapper) {
                    // if the drag source was wrapper we are interested about
                    // the dragged component
                    WrapperTransferable tr = (WrapperTransferable) transferable;
                    component = tr.getDraggedComponent();
                    // html5 drag created by wrapper set component null
                }

                if (component != null) {

                    if (component.getParent() != layout) {
                        if (transferable instanceof DataBoundTransferable) {
                            // Item has been dragged, construct a Label from
                            // Item id
                            Label l = new Label();
                            l.setSizeUndefined();
                            l.setValue("ItemId : "
                                    + ((DataBoundTransferable) transferable)
                                            .getItemId());
                            layout.addComponent(l);
                            component = l;

                        } else {
                            // we have a component that is been dragged, add
                            // it to this
                            layout.addComponent(component);
                        }

                        Integer left = ed.getAbsoluteLeft();
                        Integer top = ed.getAbsoluteTop();

                        MouseEventDetails eventDetails = ed.getMouseEvent();

                        int clientX = eventDetails.getClientX();
                        int clientY = eventDetails.getClientY();

                        try {
                            layout.getPosition(component).setTopValue(
                                    Float.valueOf(clientY - top));
                            layout.getPosition(component).setLeftValue(
                                    Float.valueOf(clientX - left));
                        } catch (Exception e) {
                            // TODO: handle exception
                        }
                    } else {

                        WrapperTransferable tr = (WrapperTransferable) transferable;
                        // drag ended inside the this Pane

                        MouseEventDetails start = tr.getMouseDownEvent();
                        MouseEventDetails eventDetails = ed.getMouseEvent();

                        int deltaX = eventDetails.getClientX()
                                - start.getClientX();
                        int deltaY = eventDetails.getClientY()
                                - start.getClientY();
View Full Code Here
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
            }

            @Override
            public void drop(DragAndDropEvent event) {

                WrapperTargetDetails ed = (WrapperTargetDetails) event
                        .getTargetDetails();
                Transferable ctr = event.getTransferable();
                if (ctr.getSourceComponent() != null) {
                    // use "component" (from DragDropPane) if available, else
                    // take
                    // the source component
                    Component component = (Component) ctr.getData("component");
                    if (component == null) {
                        component = ctr.getSourceComponent();
                    }

                    if (component.getParent() != layout) {
                        if (ctr instanceof DataBoundTransferable) {
                            // Item has been dragged, construct a Label from
                            // Item id
                            Label l = new Label();
                            l.setSizeUndefined();
                            l.setValue("ItemId : "
                                    + ((DataBoundTransferable) ctr).getItemId());
                            layout.addComponent(l);
                            component = l;

                        } else {
                            // we have a component that is been dragged, add
                            // it
                            // to
                            // this
                            layout.addComponent(component);
                        }

                        Integer left = ed.getAbsoluteLeft();
                        Integer top = ed.getAbsoluteTop();

                        MouseEventDetails eventDetails = ed.getMouseEvent();

                        int clientX = eventDetails.getClientX();
                        int clientY = eventDetails.getClientY();

                        try {
                            layout.getPosition(component).setTopValue(
                                    Float.valueOf(clientY - top));
                            layout.getPosition(component).setLeftValue(
                                    Float.valueOf(clientX - left));
                        } catch (Exception e) {
                            // TODO: handle exception
                        }
                    } else {
                        // drag started and ended inside the this Pane

                        DragAndDropWrapper.WrapperTransferable tr = (WrapperTransferable) event
                                .getTransferable();

                        MouseEventDetails start = tr.getMouseDownEvent();

                        MouseEventDetails eventDetails = ed.getMouseEvent();

                        int deltaX = eventDetails.getClientX()
                                - start.getClientX();
                        int deltaY = eventDetails.getClientY()
                                - start.getClientY();
View Full Code Here
TOP

Related Classes of com.vaadin.ui.DragAndDropWrapper.WrapperTargetDetails

  • com.vaadin.tests.dd.AcceptAnythingWindow
  • com.vaadin.tests.dd.AcceptFromComponent
    • Copyright © 2018 www.massapicom. All rights reserved.
    All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.