Complicated drap and drop
Hello, I am trying to do something with my drag and drop game
that is too complicated for me to find on any tutorial.
I am trying to set it up so that when the item is being
dragged and it is over the correct drop area, the item blinks
(which I have animated on the 2nd frame and beyond in each item).
The problem is, I can't seem to run a hitTest while the item is
being dragged, or onPress of the item. I have even tried to set an
interval so that my indicator function runs every 50 milliseconds.
I have included the sample script below, if anyone could help me it
would be greatly appreciated.
//------//var intervalId:Number
function indicator(item,labels){
if(eval(item).target_mc.hitTest(eval(labels).target_mc)){
eval(item).gotoAndStop(2);
//-------//intervalId = setInterval(indicator, 50);
function labelsTest(item,labels){
eval(item).stopDrag();
if(eval(item).target_mc.hitTest(eval(labels).target_mc)){
eval(labels).gotoAndStop(2);
eval(item).enabled=false;
eval(item)._visible=false;
counter++;
if (counter==7){gotoAndStop("continue");
item1_mc.onPress = function () {
item1_mc.startDrag();
item1_mc.swapDepths(this.getNextHighestDepth());
indicator("item1_mc","label1_mc");
item1_mc.onRelease = function () {
labelsTest("item1_mc","label1_mc");
}
Allright, the reason why I am setting them as strings is
because I have a lot more movie clip(draggable items) than I
included the code for. I have tried a couple of your suggestions
and it doesn't seem like the hitTest is operating at all while the
mouse is pressed. here are a couple things that I have tried
function indicator(item,labels){
if(eval(item).target_mc.hitTest(eval(labels).target_mc)){
eval(item).gotoAndPlay(2);
function labelsTest(item,labels){
eval(item).stopDrag();
if(eval(item).target_mc.hitTest(eval(labels).target_mc)){
eval(labels).gotoAndStop(2);
eval(item)._x=eval(labels)._x;
eval(item)._y=eval(labels)._y;
eval(item).enabled=false;
eval(item)._visible=false;
clearinterval(intervalId);
counter++;
if (counter==7){gotoAndStop("continue");
item1_mc.onPress = function () {
item1_mc.startDrag();
item1_mc.swapDepths(this.getNextHighestDepth());
var intervalId:Number
indicator("item1_mc","label1_mc");
intervalId = setInterval(indicator, 50);
I have also tried to set my interval like this
intervalId = setInterval(indicator("item1_mc","label1_mc"),
50);
Thanks a bunch for your feedback on this,
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* FileAndTextTransferHandler.java is used by the 1.4
* DragFileDemo.java example.
import java.io.*;
import java.util.*;
import java.awt.*;
import java.awt.datatransfer.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.text.*;
class FileAndTextTransferHandler extends TransferHandler {
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JTextArea tc;
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//A real application would load the file in another
//thread in order to not block the UI. This step
//was omitted here to simplify the code.
try {
if (hasFileFlavor(t.getTransferDataFlavors())) {
String str = null;
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(java.util.List)t.getTransferData(fileFlavor);
for (int i = 0; i < files.size(); i++) {
File file = (File)files.get(i);
//Tell the tabbedpane controller to add
//a new tab with the name of this file
//on the tab. The text area that will
//display the contents of the file is returned.
tc = tpc.addTab(file.toString());
BufferedReader in = null;
try {
in = new BufferedReader(new FileReader(file));
while ((str = in.readLine()) != null) {
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System.out.println(
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} finally {
if (in != null) {
try {
in.close();
} catch (IOException ioe) {
System.out.println(
"importData: Unable to close file " +
file.toString());
return true;
} else if (hasStringFlavor(t.getTransferDataFlavors())) {
tc = (JTextArea)c;
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(tc.getCaretPosition() <= p1.getOffset())) {
shouldRemove = false;
return true;
String str = (String)t.getTransferData(stringFlavor);
tc.replaceSelection(str);
return true;
} catch (UnsupportedFlavorException ufe) {
System.out.println("importData: unsupported data flavor");
} catch (IOException ieo) {
System.out.println("importData: I/O exception");
return false;
protected Transferable createTransferable(JComponent c) {
source = (JTextArea)c;
int start = source.getSelectionStart();
int end = source.getSelectionEnd();
Document doc = source.getDocument();
if (start == end) {
return null;
try {
p0 = doc.createPosition(start);
p1 = doc.createPosition(end);
} catch (BadLocationException e) {
System.out.println(
"Can't create position - unable to remove text from source.");
shouldRemove = true;
String data = source.getSelectedText();
return new StringSelection(data);
public int getSourceActions(JComponent c) {
return COPY_OR_MOVE;
//Remove the old text if the action is a MOVE.
//However, we do not allow dropping on top of the selected text,
//so in that case do nothing.
protected void exportDone(JComponent c, Transferable data, int action) {
if (shouldRemove && (action == MOVE)) {
if ((p0 != null) && (p1 != null) &&
(p0.getOffset() != p1.getOffset())) {
try {
JTextComponent tc = (JTextComponent)c;
tc.getDocument().remove(
p0.getOffset(), p1.getOffset() - p0.getOffset());
} catch (BadLocationException e) {
System.out.println("Can't remove text from source.");
source = null;
public boolean canImport(JComponent c, DataFlavor[] flavors) {
if (hasFileFlavor(flavors)) { return true; }
if (hasStringFlavor(flavors)) { return true; }
return false;
private boolean hasFileFlavor(DataFlavor[] flavors) {
for (int i = 0; i < flavors.length; i++) {
if (fileFlavor.equals(flavors)) {
return true;
return false;
private boolean hasStringFlavor(DataFlavor[] flavors) {
for (int i = 0; i < flavors.length; i++) {
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* TabbedPaneController.java is used by the 1.4
* DragFileDemo.java example.
import java.awt.event.*;
import java.awt.*;
import javax.swing.*;
* Class that manages area where the contents of
* files are displayed. When no files are present,
* there is a simple JTextArea instructing users
* to drop a file. As soon as a file is dropped,
* a JTabbedPane is placed into the window and
* each file is displayed under its own tab.
* When all the files are removed, the JTabbedPane
* is removed from the window and the simple
* JTextArea is again displayed.
public class TabbedPaneController {
JPanel tabbedPanel = null;
JTabbedPane tabbedPane;
JPanel emptyFilePanel = null;
JTextArea emptyFileArea = null;
FileAndTextTransferHandler transferHandler;
boolean noFiles = true;
String fileSeparator;
public TabbedPaneController(JTabbedPane tb, JPanel tp) {
tabbedPane = tb;
tabbedPanel = tp;
transferHandler = new FileAndTextTransferHandler(this);
fileSeparator = System.getProperty("file.separator");
//The split method in the String class uses
//regular expressions to define the text used for
//the split. The forward slash "\" is a special
//character and must be escaped. Some look and feels,
//such as Microsoft Windows, use the forward slash to
//delimit the path.
if ("\\".equals(fileSeparator)) {
fileSeparator = "\\\\";
init();
public JTextArea addTab(String filename) {
if (noFiles) {
tabbedPanel.remove(emptyFilePanel);
tabbedPanel.add(tabbedPane, BorderLayout.CENTER);
noFiles = false;
String[] str = filename.split(fileSeparator);
return makeTextPanel(str[str.length-1], filename);
//Remove all tabs and their components, then put the default
//file area back.
public void clearAll() {
if (noFiles == false) {
tabbedPane.removeAll();
tabbedPanel.remove(tabbedPane);
init();
private void init() {
String defaultText =
"Select one or more files from the file chooser and drop here...";
noFiles = true;
if (emptyFilePanel == null) {
emptyFileArea = new JTextArea(20,15);
emptyFileArea.setEditable(false);
emptyFileArea.setDragEnabled(true);
emptyFileArea.setTransferHandler(transferHandler);
emptyFileArea.setMargin(new Insets(5,5,5,5));
JScrollPane fileScrollPane = new JScrollPane(emptyFileArea);
emptyFilePanel = new JPanel(new BorderLayout(), false);
emptyFilePanel.add(fileScrollPane, BorderLayout.CENTER);
tabbedPanel.add(emptyFilePanel, BorderLayout.CENTER);
tabbedPanel.repaint();
emptyFileArea.setText(defaultText);
protected JTextArea makeTextPanel(String name, String toolTip) {
JTextArea fileArea = new JTextArea(20,15);
fileArea.setDragEnabled(true);
fileArea.setTransferHandler(transferHandler);
fileArea.setMargin(new Insets(5,5,5,5));
JScrollPane fileScrollPane = new JScrollPane(fileArea);
tabbedPane.addTab(name, null, (Component)fileScrollPane, toolTip);
tabbedPane.setSelectedComponent((Component)fileScrollPane);
return fileArea;
* DragFileDemo.java is a 1.4 example that
* requires the following file:
* FileAndTextTransferHandler.java
* TabbedPaneController.java
import java.awt.event.*;
import java.awt.*;
import javax.swing.*;
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implements ActionListener {
JTextArea fileArea;
JFileChooser fc;
JButton clear;
TabbedPaneController tpc;
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super(new BorderLayout());
fc = new JFileChooser();;
fc.setMultiSelectionEnabled(true);
fc.setDragEnabled(true);
fc.setControlButtonsAreShown(false);
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fcPanel.add(fc, BorderLayout.CENTER);
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clear.addActionListener(this);
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buttonPanel.setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
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JPanel upperPanel = new JPanel(new BorderLayout());
upperPanel.setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
upperPanel.add(fcPanel, BorderLayout.CENTER);
upperPanel.add(buttonPanel, BorderLayout.PAGE_END);
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//contains the tabbed pane. When there are no files
//the panel contains a plain text area. Then, as
//files are dropped onto the area, the tabbed panel
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JTabbedPane tabbedPane = new JTabbedPane();
JPanel tabPanel = new JPanel(new BorderLayout());
tabPanel.setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
tpc = new TabbedPaneController(tabbedPane, tabPanel);
JSplitPane splitPane = new JSplitPane(JSplitPane.VERTICAL_SPLIT,
upperPanel, tabPanel);
splitPane.setDividerLocation(400);
splitPane.setPreferredSize(new Dimension(530, 650));
add(splitPane, BorderLayout.CENTER);
public void setDefaultButton() {
getRootPane().setDefaultButton(clear);
public void actionPerformed(ActionEvent e) {
if (e.getSource() == clear) {
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* event-dispatching thread.
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JFrame frame = new JFrame("DragFileDemo");
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//Create and set up the menu bar and content pane.
DragFileDemo demo = new DragFileDemo();
demo.setOpaque(true); //content panes must be opaque
frame.setContentPane(demo);
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frame.pack();
frame.setVisible(true);
demo.setDefaultButton();
public static void main(String[] args) {
//Schedule a job for the event-dispatching thread:
//creating and showing this application's GUI.
javax.swing.SwingUtilities.invokeLater(new Runnable() {
public void run() {
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* CLASS lcl_main DEFINITION
CLASS lcl_main DEFINITION.
PUBLIC SECTION.
* Types
TYPES:
BEGIN OF t_ekpo,
ebeln TYPE ebeln,
ebelp TYPE ebelp,
END OF t_ekpo.
TYPES:
BEGIN OF t_vbap,
vbeln TYPE vbeln,
posnr TYPE vbelp,
END OF t_vbap.
* Internal Tables
DATA:
i_ekpo TYPE STANDARD TABLE OF t_ekpo,
i_ekpo_op TYPE STANDARD TABLE OF t_ekpo,
i_vbap TYPE STANDARD TABLE OF t_vbap,
i_vbap_op TYPE STANDARD TABLE OF t_vbap,
i_fcat_ekpo TYPE lvc_t_fcat,
i_fcat_vbap TYPE lvc_t_fcat.
* Work Areas
DATA:
wa_ekpo TYPE t_ekpo,
wa_ekpo1 TYPE t_ekpo,
wa_vbap TYPE t_vbap,
wa_vbap1 TYPE t_vbap.
* Data Declarations
DATA:
g_ebeln TYPE ebeln,
g_vbeln TYPE vbeln_va.
DATA: g_variant TYPE disvariant,
g_hierarchy_header TYPE treev_hhdr,
g_handle_drag TYPE i,
g_handle_drop TYPE i.
* Class data
DATA:
splitter TYPE REF TO cl_gui_splitter_container,
container TYPE REF TO cl_gui_custom_container,
container_1 TYPE REF TO cl_gui_container,
container_2 TYPE REF TO cl_gui_container,
tree1 TYPE REF TO cl_gui_alv_tree,
tree2 TYPE REF TO cl_gui_alv_tree,
g_drag TYPE REF TO cl_dragdrop,
g_drop TYPE REF TO cl_dragdrop.
* Constants
CONSTANTS:
c_30(2) TYPE c VALUE '30'.
* Methods
METHODS:
get_data, " Data Fatch
build_display, " Display Container
display_ekpo, " Ekpo table display
display_vbap, " Vbap table display
add_node_ekpo " Add node to Ekpo
IMPORTING table TYPE t_ekpo
key TYPE lvc_nkey
text TYPE lvc_value
flag TYPE c
CHANGING i_key TYPE lvc_nkey,
add_node_vbap " Add node to vbap
IMPORTING table TYPE t_vbap
key TYPE lvc_nkey
text TYPE lvc_value
flag TYPE c
CHANGING i_key TYPE lvc_nkey,
dnd_behaviour, " Drag and drop behavour
register_events_ekpo, " Register Events Ekpo
register_events_vbap, " Register events vbap
handle_drag_multiple " Drag Multiple Values
FOR EVENT on_drag_multiple
OF cl_gui_alv_tree
IMPORTING sender node_key_table fieldname drag_drop_object,
handle_drop " Drop the values
FOR EVENT on_drop
OF cl_gui_alv_tree
IMPORTING sender node_key drag_drop_object,
add_node_drop " Add node to Drop Node
IMPORTING table TYPE t_ekpo
key TYPE lvc_nkey
text TYPE lvc_value
CHANGING i_key TYPE lvc_nkey.
ENDCLASS. " Lcl_main DEFINITION
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CLASS lcl_dragobj DEFINITION INHERITING FROM lcl_main FINAL.
PUBLIC SECTION.
* Types
TYPES: BEGIN OF t_node_info,
l_ekpo TYPE t_ekpo,
l_node_text TYPE lvc_value,
l_node_key TYPE lvc_nkey,
END OF t_node_info.
* Data
DATA: i_node_info TYPE TABLE OF t_node_info,
wa_node_info TYPE t_node_info.
ENDCLASS. " LCL_DRAGOBJ DEFINITION
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DATA obj_main TYPE REF TO lcl_main.
* Initialization *
INITIALIZATION.
CREATE OBJECT obj_main.
* Selection Screen *
SELECTION-SCREEN BEGIN OF BLOCK block1 WITH FRAME.
SELECT-OPTIONS:
s_ebeln FOR obj_main->g_ebeln,
s_vbeln FOR obj_main->g_vbeln MATCHCODE OBJECT cs_vbeln.
SELECTION-SCREEN END OF BLOCK block1.
* Start of Selection *
START-OF-SELECTION.
* Call Screen
CALL SCREEN 100.
* CLASS lcl_main IMPLEMENTATION
* Local class Implementation
CLASS lcl_main IMPLEMENTATION.
* Get Data *
METHOD get_data.
* Data from Ekpo
SELECT ebeln
ebelp
FROM ekpo
UP TO 100 ROWS
INTO TABLE i_ekpo
WHERE ebeln IN s_ebeln.
* Data from Vbap
SELECT vbeln
posnr
FROM vbap
UP TO 100 ROWS
INTO TABLE i_vbap
WHERE vbeln IN s_vbeln.
ENDMETHOD. " Get_data
* Build Display *
METHOD build_display.
* Create Container
CREATE OBJECT container
EXPORTING
container_name = 'CUST_CONT'.
* Split the container
CREATE OBJECT splitter
EXPORTING
parent = container
rows = 1
columns = 2.
CALL METHOD splitter->get_container
EXPORTING
row = 1
column = 1
RECEIVING
container = container_1.
CALL METHOD splitter->get_container
EXPORTING
row = 1
column = 2
RECEIVING
container = container_2.
* create tree control
CREATE OBJECT tree1
EXPORTING
parent = container_1
node_selection_mode = cl_gui_column_tree=>node_sel_mode_multiple
item_selection = 'X'
no_html_header = 'X'
no_toolbar = 'X'
EXCEPTIONS
cntl_error = 1
cntl_system_error = 2
create_error = 3
lifetime_error = 4
illegal_node_selection_mode = 5
failed = 6
illegal_column_name = 7.
IF sy-subrc NE 0.
CLEAR sy-subrc.
ENDIF. " IF sy-subrc NE 0.
CREATE OBJECT tree2
EXPORTING
parent = container_2
node_selection_mode = cl_gui_column_tree=>node_sel_mode_multiple
item_selection = 'X'
no_html_header = 'X'
no_toolbar = 'X'
EXCEPTIONS
cntl_error = 1
cntl_system_error = 2
create_error = 3
lifetime_error = 4
illegal_node_selection_mode = 5
failed = 6
illegal_column_name = 7.
IF sy-subrc NE 0.
CLEAR sy-subrc.
ENDIF. " IF sy-subrc NE 0.
g_variant-report = sy-repid.
g_variant-handle = space.
g_variant-log_group = space.
g_variant-username = space.
g_variant-text = space.
g_variant-dependvars = space.
* Call method for get data
CALL METHOD get_data.
* Drap And Drop behaviour method
CALL METHOD dnd_behaviour.
* Display the Ekpo table
CALL METHOD obj_main->display_ekpo.
* Diaplay the vbap table
CALL METHOD obj_main->display_vbap.
CALL METHOD tree1->frontend_update.
CALL METHOD tree2->frontend_update.
ENDMETHOD. " Build_display
* Display EKPO *
METHOD display_ekpo.
* Data
DATA:
l_key1 TYPE lvc_nkey,
l_key2 TYPE lvc_nkey,
l_key3 TYPE lvc_nkey,
l_node_text TYPE lvc_value.
* ALV control service modules
CALL FUNCTION 'LVC_FIELDCATALOG_MERGE'
EXPORTING
i_buffer_active = 'X'
i_structure_name = 'EKPO'
i_client_never_display = 'X'
i_bypassing_buffer = space
CHANGING
ct_fieldcat = i_fcat_ekpo
EXCEPTIONS
inconsistent_interface = 1
program_error = 2
OTHERS = 3.
IF sy-subrc EQ 0.
DELETE i_fcat_ekpo FROM 4.
ENDIF. " IF sy-subrc EQ 0.
g_hierarchy_header-heading = 'Purchase Order Details'(001).
g_hierarchy_header-tooltip = 'Purchase Order'(002).
g_hierarchy_header-width = c_30.
g_hierarchy_header-width_pix = ' '.
* Diaply
CALL METHOD tree1->set_table_for_first_display
EXPORTING
is_hierarchy_header = g_hierarchy_header
is_variant = g_variant
CHANGING
it_outtab = obj_main->i_ekpo_op
it_fieldcatalog = i_fcat_ekpo.
LOOP AT i_ekpo INTO wa_ekpo1.
MOVE wa_ekpo1 TO wa_ekpo.
l_key1 = ''.
AT NEW ebeln.
MOVE wa_ekpo-ebeln TO l_node_text.
* Call method for Add Node to Ekpo
CALL METHOD add_node_ekpo
EXPORTING
table = wa_ekpo
key = l_key1
text = l_node_text
flag = space
CHANGING
i_key = l_key2.
ENDAT.
CLEAR l_node_text.
MOVE wa_ekpo-ebelp TO l_node_text.
* Call method for Add Node to Ekpo
CALL METHOD add_node_ekpo
EXPORTING
table = wa_ekpo
key = l_key2
text = l_node_text
flag = 'X'
CHANGING
i_key = l_key3.
ENDLOOP. " LOOP AT i_ekpo INTO wa_ekpo1.
* Call method For Register events
CALL METHOD register_events_ekpo.
ENDMETHOD. " Display_ekpo
* Display VBAP *
METHOD display_vbap.
* Data
DATA:
l_key1 TYPE lvc_nkey,
l_key2 TYPE lvc_nkey,
l_key3 TYPE lvc_nkey,
l_node_text TYPE lvc_value.
REFRESH i_fcat_vbap.
* ALV control service modules
CALL FUNCTION 'LVC_FIELDCATALOG_MERGE'
EXPORTING
i_buffer_active = 'X'
i_structure_name = 'VBAP'
i_client_never_display = 'X'
i_bypassing_buffer = space
CHANGING
ct_fieldcat = i_fcat_vbap
EXCEPTIONS
inconsistent_interface = 1
program_error = 2
OTHERS = 3.
IF sy-subrc EQ 0.
DELETE i_fcat_vbap FROM 4.
ENDIF. " IF sy-subrc EQ 0.
g_hierarchy_header-heading = 'Sales Order Details'(003).
g_hierarchy_header-tooltip = 'Sales Order'(004).
g_hierarchy_header-width = c_30.
g_hierarchy_header-width_pix = ' '.
* Display
CALL METHOD tree2->set_table_for_first_display
EXPORTING
is_hierarchy_header = g_hierarchy_header
is_variant = g_variant
CHANGING
it_outtab = obj_main->i_vbap_op
it_fieldcatalog = i_fcat_vbap.
LOOP AT i_vbap INTO wa_vbap1.
MOVE wa_vbap1 TO wa_vbap.
l_key1 = ''.
AT NEW vbeln.
MOVE wa_vbap-vbeln TO l_node_text.
* Call method for Add Node to vbap
CALL METHOD add_node_vbap
EXPORTING
table = wa_vbap
key = l_key1
text = l_node_text
flag = 'X'
CHANGING
i_key = l_key2.
ENDAT.
CLEAR l_node_text.
MOVE wa_vbap-posnr TO l_node_text.
* Call method for Add Node to vbap
CALL METHOD add_node_vbap
EXPORTING
table = wa_vbap
key = l_key2
text = l_node_text
flag = space
CHANGING
i_key = l_key3.
ENDLOOP. " LOOP AT i_vbap INTO wa_vbap1.
* Call method For Register events
CALL METHOD register_events_vbap.
ENDMETHOD. " Display_vbap
* Add Node to Ekko *
METHOD add_node_ekpo.
* Data
DATA: l_layout_node TYPE lvc_s_layn.
IF flag = 'X'.
l_layout_node-dragdropid = g_handle_drag.
ENDIF. " IF flag = 'X'.
* Add node to tree1
CALL METHOD tree1->add_node
EXPORTING
i_relat_node_key = key
i_relationship = cl_gui_column_tree=>relat_last_child
is_outtab_line = table
i_node_text = text
is_node_layout = l_layout_node
IMPORTING
e_new_node_key = i_key
EXCEPTIONS
relat_node_not_found = 1
node_not_found = 2
OTHERS = 3.
IF sy-subrc NE 0.
CLEAR sy-subrc.
ENDIF. " IF sy-subrc NE 0.
ENDMETHOD. " Add_node_ekpo
* Add Node to Vbap *
METHOD add_node_vbap.
* Data
DATA: l_layout_node TYPE lvc_s_layn.
IF flag = 'X'.
l_layout_node-dragdropid = g_handle_drop.
ENDIF. " IF flag = 'X'.
* Add node for tree2
CALL METHOD tree2->add_node
EXPORTING
i_relat_node_key = key
i_relationship = cl_gui_column_tree=>relat_last_child
is_outtab_line = table
i_node_text = text
is_node_layout = l_layout_node
IMPORTING
e_new_node_key = i_key
EXCEPTIONS
relat_node_not_found = 1
node_not_found = 2
OTHERS = 3.
IF sy-subrc NE 0.
CLEAR sy-subrc.
ENDIF. " IF sy-subrc NE 0.
ENDMETHOD. " Add_node_vbap
* Dnd behaviour *
METHOD dnd_behaviour.
* Data
DATA: effect TYPE i,
l_flavor TYPE c VALUE 'f'.
* For drag
CREATE OBJECT g_drag.
effect = cl_dragdrop=>copy.
CALL METHOD g_drag->add
EXPORTING
flavor = l_flavor
dragsrc = 'X'
droptarget = ' '
effect = effect
effect_in_ctrl = effect.
CALL METHOD g_drag->get_handle
IMPORTING
handle = g_handle_drag.
* For Drop
CREATE OBJECT g_drop.
effect = cl_dragdrop=>copy.
CALL METHOD g_drop->add
EXPORTING
flavor = l_flavor
dragsrc = ' '
droptarget = 'X'
effect = effect
effect_in_ctrl = effect.
CALL METHOD g_drop->get_handle
IMPORTING
handle = g_handle_drop.
ENDMETHOD. " Dnd_behaviour
* register events *
METHOD register_events_ekpo.
* Data
DATA: lt_events TYPE cntl_simple_events.
* Tree events registers ALV Tree
CALL METHOD tree1->get_registered_events
IMPORTING
events = lt_events.
* Register events on frontend
CALL METHOD tree1->set_registered_events
EXPORTING
events = lt_events
EXCEPTIONS
cntl_error = 1
cntl_system_error = 2
illegal_event_combination = 3.
IF sy-subrc NE 0.
CLEAR sy-subrc.
ENDIF. " IF sy-subrc NE 0.
* Event Handling
SET HANDLER obj_main->handle_drag_multiple FOR tree1.
ENDMETHOD. " Register_events_ekpo
* register events *
METHOD register_events_vbap.
* Data
DATA: lt_events TYPE cntl_simple_events.
* Tree events registers ALV Tree
CALL METHOD tree2->get_registered_events
IMPORTING
events = lt_events.
* Register events on frontend
CALL METHOD tree2->set_registered_events
EXPORTING
events = lt_events
EXCEPTIONS
cntl_error = 1
cntl_system_error = 2
illegal_event_combination = 3.
IF sy-subrc NE 0.
CLEAR sy-subrc.
ENDIF. " IF sy-subrc NE 0.
* Event
SET HANDLER obj_main->handle_drop FOR tree2.
ENDMETHOD. " Register_events_vbap
* Handle drag multiple Values *
METHOD handle_drag_multiple.
* Data
DATA: dataobj TYPE REF TO lcl_dragobj,
l_node_key TYPE lvc_nkey,
l_ekpo TYPE t_ekpo,
l_node_text TYPE lvc_value,
l_node_layout TYPE lvc_s_layn.
* Create and fill dataobject for event ON_DROP.
CREATE OBJECT dataobj.
* Loop the Node key Table
LOOP AT node_key_table INTO l_node_key.
CALL METHOD sender->get_outtab_line
EXPORTING
i_node_key = l_node_key
IMPORTING
e_outtab_line = l_ekpo
e_node_text = l_node_text
es_node_layout = l_node_layout.
IF l_node_layout-isfolder NE 'X'.
dataobj->wa_node_info-l_node_key = l_node_key.
dataobj->wa_node_info-l_ekpo = l_ekpo.
dataobj->wa_node_info-l_node_text = l_node_text.
APPEND dataobj->wa_node_info TO dataobj->i_node_info.
ENDIF. " IF l_node_layout-isfolder NE 'X'.
ENDLOOP. " LOOP AT node_key_table INTO l_node_key
drag_drop_object->object = dataobj.
ENDMETHOD. " Handle_drag_multiple
* Handle drop multiple Values *
METHOD handle_drop.
DATA: dataobj TYPE REF TO lcl_dragobj,
l_new_key TYPE lvc_nkey,
l_node_text TYPE lvc_value.
CATCH SYSTEM-EXCEPTIONS move_cast_error = 1.
* ON_DROP
dataobj ?= drag_drop_object->object.
LOOP AT dataobj->i_node_info INTO dataobj->wa_node_info.
MOVE dataobj->wa_node_info-l_node_text TO l_node_text.
* Call method for Add Node to vbap
CALL METHOD add_node_drop
EXPORTING
table = dataobj->wa_node_info-l_ekpo
key = node_key
text = l_node_text
CHANGING
i_key = l_new_key.
ENDLOOP. " LOOP AT dataobj->i_node_info INTO dataobj->wa_node_inf
* Expand the node
CALL METHOD sender->expand_node
EXPORTING
i_node_key = node_key
CALL METHOD sender->frontend_update.
ENDCATCH.
IF sy-subrc NE 0.
CALL METHOD drag_drop_object->abort.
ENDIF. " IF sy-subrc NE 0
ENDMETHOD. " Handle_drop
* Add Node to drop *
METHOD add_node_drop.
* Add node to drop tree
CALL METHOD tree2->add_node
EXPORTING
i_relat_node_key = key
i_relationship = cl_gui_column_tree=>relat_last_child
is_outtab_line = table
i_node_text = text
* is_node_layout = l_layout_node
IMPORTING
e_new_node_key = i_key
EXCEPTIONS
relat_node_not_found = 1
node_not_found = 2
OTHERS = 3.
IF sy-subrc NE 0.
CLEAR sy-subrc.
ENDIF. " IF sy-subrc NE 0
ENDMETHOD. " Add_node_drop
ENDCLASS. " lcl_main IMPLEMENTATION
*& Module STATUS_0100 OUTPUT
* Screen 100 Pbo
MODULE status_0100 OUTPUT.
SET PF-STATUS 'BACK'.
* SET TITLEBAR 'xxx'.
CALL METHOD obj_main->build_display.
ENDMODULE. " Status_0100 OUTPUT
*& Module USER_COMMAND_0100 INPUT
* Screen 100 Pai
MODULE user_command_0100 INPUT.
IF sy-ucomm EQ 'BACK'.
LEAVE TO SCREEN 0.
ENDIF. " IF sy-ucomm EQ 'BACK'
ENDMODULE. " USER_COMMAND_0100 INPUT
*& Report ZBPS_TREE_DRAG_DROP
REPORT zbps_tree_drag_drop.
* CLASS lcl_main DEFINITION
CLASS lcl_main DEFINITION.
PUBLIC SECTION.
* Types
TYPES:
BEGIN OF t_ekpo,
ebeln TYPE ebeln,
ebelp TYPE ebelp,
END OF t_ekpo.
TYPES:
BEGIN OF t_vbap,
vbeln TYPE vbeln,
posnr TYPE vbelp,
END OF t_vbap.
* Internal Tables
DATA:
i_ekpo TYPE STANDARD TABLE OF t_ekpo,
i_ekpo_op TYPE STANDARD TABLE OF t_ekpo,
i_vbap TYPE STANDARD TABLE OF t_vbap,
i_vbap_op TYPE STANDARD TABLE OF t_vbap,
i_fcat_ekpo TYPE lvc_t_fcat,
i_fcat_vbap TYPE lvc_t_fcat.
* Work Areas
DATA:
wa_ekpo TYPE t_ekpo,
wa_ekpo1 TYPE t_ekpo,
wa_vbap TYPE t_vbap,
wa_vbap1 TYPE t_vbap.
* Data Declarations
DATA:
g_ebeln TYPE ebeln,
g_vbeln TYPE vbeln_va.
DATA: g_variant TYPE disvariant,
g_hierarchy_header TYPE treev_hhdr,
g_handle_drag TYPE i,
g_handle_drop TYPE i.
* Class data
DATA:
splitter TYPE REF TO cl_gui_splitter_container,
container TYPE REF TO cl_gui_custom_container,
container_1 TYPE REF TO cl_gui_container,
container_2 TYPE REF TO cl_gui_container,
tree1 TYPE REF TO cl_gui_alv_tree,
tree2 TYPE REF TO cl_gui_alv_tree,
g_drag TYPE REF TO cl_dragdrop,
g_drop TYPE REF TO cl_dragdrop.
* Constants
CONSTANTS:
c_30(2) TYPE c VALUE '30'.
* Methods
METHODS:
get_data, " Data Fatch
build_display, " Display Container
display_ekpo, " Ekpo table display
display_vbap, " Vbap table display
add_node_ekpo " Add node to Ekpo
IMPORTING table TYPE t_ekpo
key TYPE lvc_nkey
text TYPE lvc_value
flag TYPE c
CHANGING i_key TYPE lvc_nkey,
add_node_vbap " Add node to vbap
IMPORTING table TYPE t_vbap
key TYPE lvc_nkey
text TYPE lvc_value
flag TYPE c
CHANGING i_key TYPE lvc_nkey,
dnd_behaviour, " Drag and drop behavour
register_events_ekpo, " Register Events Ekpo
register_events_vbap, " Register events vbap
handle_drag_multiple " Drag Multiple Values
FOR EVENT on_drag_multiple
OF cl_gui_alv_tree
IMPORTING sender node_key_table fieldname drag_drop_object,
handle_drop " Drop the values
FOR EVENT on_drop
OF cl_gui_alv_tree
IMPORTING sender node_key drag_drop_object,
add_node_drop " Add node to Drop Node
IMPORTING table TYPE t_ekpo
key TYPE lvc_nkey
text TYPE lvc_value
CHANGING i_key TYPE lvc_nkey.
ENDCLASS. " Lcl_main DEFINITION
* CLASS LCL_DRAGOBJ DEFINITION
* Drag And drop Structure
CLASS lcl_dragobj DEFINITION INHERITING FROM lcl_main FINAL.
PUBLIC SECTION.
* Types
TYPES: BEGIN OF t_node_info,
l_ekpo TYPE t_ekpo,
l_node_text TYPE lvc_value,
l_node_key TYPE lvc_nkey,
END OF t_node_info.
* Data
DATA: i_node_info TYPE TABLE OF t_node_info,
wa_node_info TYPE t_node_info.
ENDCLASS. " LCL_DRAGOBJ DEFINITION
* Object Declarations
DATA obj_main TYPE REF TO lcl_main.
* Initialization *
INITIALIZATION.
CREATE OBJECT obj_main.
* Selection Screen *
SELECTION-SCREEN BEGIN OF BLOCK block1 WITH FRAME.
SELECT-OPTIONS:
s_ebeln FOR obj_main->g_ebeln,
s_vbeln FOR obj_main->g_vbeln MATCHCODE OBJECT cs_vbeln.
SELECTION-SCREEN END OF BLOCK block1.
* Start of Selection *
START-OF-SELECTION.
* Call Screen
CALL SCREEN 100.
* CLASS lcl_main IMPLEMENTATION
* Local class Implementation
CLASS lcl_main IMPLEMENTATION.
* Get Data *
METHOD get_data.
* Data from Ekpo
SELECT ebeln
ebelp
FROM ekpo
UP TO 100 ROWS
INTO TABLE i_ekpo
WHERE ebeln IN s_ebeln.
* Data from Vbap
SELECT vbeln
posnr
FROM vbap
UP TO 100 ROWS
INTO TABLE i_vbap
WHERE vbeln IN s_vbeln.
ENDMETHOD. " Get_data
* Build Display *
METHOD build_display.
* Create Container
CREATE OBJECT container
EXPORTING
container_name = 'CUST_CONT'.
* Split the container
CREATE OBJECT splitter
EXPORTING
parent = container
rows = 1
columns = 2.
CALL METHOD splitter->get_container
EXPORTING
row = 1
column = 1
RECEIVING
container = container_1.
CALL METHOD splitter->get_container
EXPORTING
row = 1
column = 2
RECEIVING
container = container_2.
* create tree control
CREATE OBJECT tree1
EXPORTING
parent = container_1
node_selection_mode = cl_gui_column_tree=>node_sel_mode_multiple
item_selection = 'X'
no_html_header = 'X'
no_toolbar = 'X'
EXCEPTIONS
cntl_error = 1
cntl_system_error = 2
create_error = 3
lifetime_error = 4
illegal_node_selection_mode = 5
failed = 6
illegal_column_name = 7.
IF sy-subrc NE 0.
CLEAR sy-subrc.
ENDIF. " IF sy-subrc NE 0.
CREATE OBJECT tree2
EXPORTING
parent = container_2
node_selection_mode = cl_gui_column_tree=>node_sel_mode_multiple
item_selection = 'X'
no_html_header = 'X'
no_toolbar = 'X'
EXCEPTIONS
cntl_error = 1
cntl_system_error = 2
create_error = 3
lifetime_error = 4
illegal_node_selection_mode = 5
failed = 6
illegal_column_name = 7.
IF sy-subrc NE 0.
CLEAR sy-subrc.
ENDIF. " IF sy-subrc NE 0.
g_variant-report = sy-repid.
g_variant-handle = space.
g_variant-log_group = space.
g_variant-username = space.
g_variant-text = space.
g_variant-dependvars = space.
* Call method for get data
CALL METHOD get_data.
* Drap And Drop behaviour method
CALL METHOD dnd_behaviour.
* Display the Ekpo table
CALL METHOD obj_main->display_ekpo.
* Diaplay the vbap table
CALL METHOD obj_main->display_vbap.
CALL METHOD tree1->frontend_update.
CALL METHOD tree2->frontend_update.
ENDMETHOD. " Build_display
* Display EKPO *
METHOD display_ekpo.
* Data
DATA:
l_key1 TYPE lvc_nkey,
l_key2 TYPE lvc_nkey,
l_key3 TYPE lvc_nkey,
l_node_text TYPE lvc_value.
* ALV control service modules
CALL FUNCTION 'LVC_FIELDCATALOG_MERGE'
EXPORTING
i_buffer_active = 'X'
i_structure_name = 'EKPO'
i_client_never_display = 'X'
i_bypassing_buffer = space
CHANGING
ct_fieldcat = i_fcat_ekpo
EXCEPTIONS
inconsistent_interface = 1
program_error = 2
OTHERS = 3.
IF sy-subrc EQ 0.
DELETE i_fcat_ekpo FROM 4.
ENDIF. " IF sy-subrc EQ 0.
g_hierarchy_header-heading = 'Purchase Order Details'(001).
g_hierarchy_header-tooltip = 'Purchase Order'(002).
g_hierarchy_header-width = c_30.
g_hierarchy_header-width_pix = ' '.
* Diaply
CALL METHOD tree1->set_table_for_first_display
EXPORTING
is_hierarchy_header = g_hierarchy_header
is_variant = g_variant
CHANGING
it_outtab = obj_main->i_ekpo_op
it_fieldcatalog = i_fcat_ekpo.
LOOP AT i_ekpo INTO wa_ekpo1.
MOVE wa_ekpo1 TO wa_ekpo.
l_key1 = ''.
AT NEW ebeln.
MOVE wa_ekpo-ebeln TO l_node_text.
* Call method for Add Node to Ekpo
CALL METHOD add_node_ekpo
EXPORTING
table = wa_ekpo
key = l_key1
text = l_node_text
flag = space
CHANGING
i_key = l_key2.
ENDAT.
CLEAR l_node_text.
MOVE wa_ekpo-ebelp TO l_node_text.
* Call method for Add Node to Ekpo
CALL METHOD add_node_ekpo
EXPORTING
table = wa_ekpo
key = l_key2
text = l_node_text
flag = 'X'
CHANGING
i_key = l_key3.
ENDLOOP. " LOOP AT i_ekpo INTO wa_ekpo1.
* Call method For Register events
CALL METHOD register_events_ekpo.
ENDMETHOD. " Display_ekpo
* Display VBAP *
METHOD display_vbap.
* Data
DATA:
l_key1 TYPE lvc_nkey,
l_key2 TYPE lvc_nkey,
l_key3 TYPE lvc_nkey,
l_node_text TYPE lvc_value.
REFRESH i_fcat_vbap.
* ALV control service modules
CALL FUNCTION 'LVC_FIELDCATALOG_MERGE'
EXPORTING
i_buffer_active = 'X'
i_structure_name = 'VBAP'
i_client_never_display = 'X'
i_bypassing_buffer = space
CHANGING
ct_fieldcat = i_fcat_vbap
EXCEPTIONS
inconsistent_interface = 1
program_error = 2
OTHERS = 3.
IF sy-subrc EQ 0.
DELETE i_fcat_vbap FROM 4.
ENDIF. " IF sy-subrc EQ 0.
g_hierarchy_header-heading = 'Sales Order Details'(003).
g_hierarchy_header-tooltip = 'Sales Order'(004).
g_hierarchy_header-width = c_30.
g_hierarchy_header-width_pix = ' '.
* Display
CALL METHOD tree2->set_table_for_first_display
EXPORTING
is_hierarchy_header = g_hierarchy_header
is_variant = g_variant
CHANGING
it_outtab = obj_main->i_vbap_op
it_fieldcatalog = i_fcat_vbap.
LOOP AT i_vbap INTO wa_vbap1.
MOVE wa_vbap1 TO wa_vbap.
l_key1 = ''.
AT NEW vbeln.
MOVE wa_vbap-vbeln TO l_node_text.
* Call method for Add Node to vbap
CALL METHOD add_node_vbap
EXPORTING
table = wa_vbap
key = l_key1
text = l_node_text
flag = 'X'
CHANGING
i_key = l_key2.
ENDAT.
CLEAR l_node_text.
MOVE wa_vbap-posnr TO l_node_text.
* Call method for Add Node to vbap
CALL METHOD add_node_vbap
EXPORTING
table = wa_vbap
key = l_key2
text = l_node_text
flag = space
CHANGING
i_key = l_key3.
ENDLOOP. " LOOP AT i_vbap INTO wa_vbap1.
* Call method For Register events
CALL METHOD register_events_vbap.
ENDMETHOD. " Display_vbap
* Add Node to Ekko *
METHOD add_node_ekpo.
* Data
DATA: l_layout_node TYPE lvc_s_layn.
IF flag = 'X'.
l_layout_node-dragdropid = g_handle_drag.
ENDIF. " IF flag = 'X'.
* Add node to tree1
CALL METHOD tree1->add_node
EXPORTING
i_relat_node_key = key
i_relationship = cl_gui_column_tree=>relat_last_child
is_outtab_line = table
i_node_text = text
is_node_layout = l_layout_node
IMPORTING
e_new_node_key = i_key
EXCEPTIONS
relat_node_not_found = 1
node_not_found = 2
OTHERS = 3.
IF sy-subrc NE 0.
CLEAR sy-subrc.
ENDIF. " IF sy-subrc NE 0.
ENDMETHOD. " Add_node_ekpo
* Add Node to Vbap *
METHOD add_node_vbap.
* Data
DATA: l_layout_node TYPE lvc_s_layn.
IF flag = 'X'.
l_layout_node-dragdropid = g_handle_drop.
ENDIF. " IF flag = 'X'.
* Add node for tree2
CALL METHOD t -
Is there a way to drap and drop JTree nodes without resorting to hacks? http://www.javaworld.com/javatips/jw-javatip97.html outlines a hack to get drag and drop working but it is kinda old. I am wondering whether there is a now a way to do this in Swing. http://weblogs.java.net/blog/shan_man/archive/2006/01/first_class_dra.html outlines a seemingly promising way but when I tried it it still wouldn't let me drag JTree nodes. (btw, if you are going to try it, you must replace TransferHandler.TransferInfo with TransferHandler.TransferSupport. It has apprently been renamed.)
I have implemented drag and drop of nodes in JTree they same way it is explained in JavaWorld link that you mentioned, I customized it for my application and it worked great.
-
How to Drag and drop Mail message in Calendar event in Yosemite
Hi,
I am not sure if this has already been answered or if Yosemite Mail is missing one cool feature. In Mavericks and before, it was every easy to drap and drop a email message to a calendar event in the "URL" attachment section where it appeared as "Show in Mail..." in the event. But now, I don't find this drap-and-drop feature anymore?
The other alternative is to create a event from the Mail message content if there is a date (like 12/12/14) specified. But what about messages which do not have dates in them but I still want to attach the email to a calendar event?
Please chime in if others are also experiencing the same pain in Yosemite or if there is any other easier trick?
Thanks!Hi Vivman,
You have duplicated this post here. Please do not post the same question to separate forum post.
Cheers.
| Michael K | Project Manager | LabVIEW R&D | National Instruments | -
Drag and Drop in Web dynpro ALV
I have a requirement in wda where I am supposed to select few records from source table and drop it in target table. The dropped records should be inserted at the right index /destination, dropped at. I see SAP examples but they are all associated with tables and none of them are ALV grids.
Could anyone of you please share steps or code to achieve drap and drop in SALV_WD_TABLE.Hi Kiran,
I am in 703 so drag and drop should work good .
I am required to drag and drop records from ALV1(bottom) to ALV2(top) (and not table UI). I could create drag source but somehow the whole piece is not working .
Drop target field is dynamic. Wherever the user drops, the data in ALV2 should be inserted/updated exactly at that spot/cell . Here, I am not sure how to fill target row/field details runtime.
Just to simplify, I am doing 1 column move. Hard coded the target field ‘AUFNR3’ but still than My “On drop event” is not triggering. I always see a prohibitory sign when trying to move the ghost image across areas as if the column is not defined as DropTarget.
My code looks something like this:
Drop from AUFNR of ALV2 to AUFNR3 of ALV1 :
In WDDOINIT:*...get alv models
lr_dd_alv1 ?= wd_this->r_model_calen.
lr_dd_alv2 ?= wd_this->r_model_operlist.
l_tags_alv2 = 'AUFNR'.* create or enable/disable alvs as drag source
IF NOT lr_dd_alv2->r_drag_source_info IS BOUND.
lr_dd_alv2->create_drag_source_info(
EXPORTING
data = 'ALV2'
tags = l_tags_alv2 "'alv2'
enabled = abap_true ).
ELSE.
lr_dd_alv2->r_drag_source_info->set_enabled( abap_true ).
ENDIF.
l_tags_alv1 = 'AUFNR3'.
lr_dd_alv1->set_drop_row_name_fieldname( 'AUFNR3' ).
lr_dd_alv1->set_drop_row_name( ' ' ).
lr_dd_alv1->create_drop_row_target_info(
EXPORTING
id = 'ALV1'
name = 'alv1'
tags = l_tags_alv1
enabled = abap_true ).
In drop event: I am trying to fetch the selected row and update the ALV2 accordingly
lr_element = lr_node->get_lead_selection( ).
IF lr_element IS BOUND.
lr_element->get_attribute(
EXPORTING
name = 'AUFNR'
IMPORTING
value = l_value ).
ENDIF.
lo_nd_nd_calendar = wd_context->get_child_node( name = wd_this->wdctx_nd_calendar ).
lo_nd_nd_calendar->bind_table( new_items = lt_nd_calendar set_initial_elements = abap_true ).
ENDMETHOD.
Any help is greatly appreciated.. -
SAPGUI scripting recording cause alv component drag and drop not work
Hi all:
after I started recording, and the drap and drop behavior of ALV tree component not work at once,
any body has any idea or workround?
Thanks
MichaelThis problem has been asked in a couple of threads without any response.
Similar to other folks, I have a page with a list orders. The list of the orders is displayed using the new basic Table component. User goes to a certain page. Then the user clicks the detail button column to lookup details of the order. When the user closes the details page he/she obviously needs to return to the same.
Each time the user clicks the details button I get the current first row number, let's call it currentFirst, by using tableRowGroup1.getFirst() and save it in the session bean.
When I return to the list of the order page, I am trying to use the suggested method tableRowGroup1.setFirst(currentFirst). I am using this method in the prerender() method. The problem is that when Creator displays the page the first time, the tableRowGroup1 does not seem to be bound to the respective provider yet. All attributes of the tableRowGroup1are equal either to zero or null. Therefore, as the debugger shows, tableRowGroup1.setFirst(currentFirst) does affect anything. Binding happens after the prerender method and I don't see anyway to intervene. Creator always displays the first page of the table on return from previous web page.
I was also trying to set provider's cursor. I've checked in the debugger that I've set the cursor to the required row, but Creator still displays the first page of the table on return from previous web page.
Any help would be greatly appreciated!
Thanks
Slava
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