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package org.kuali.student.core.statement.ui.client.widgets.rules; |
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import org.kuali.student.core.statement.ui.client.widgets.table.Node; |
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import org.kuali.student.core.statement.ui.client.widgets.table.TreeTable; |
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import com.google.gwt.event.dom.client.ClickEvent; |
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import com.google.gwt.event.dom.client.ClickHandler; |
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import com.google.gwt.event.shared.HandlerRegistration; |
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import com.google.gwt.user.client.ui.Composite; |
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import com.google.gwt.user.client.ui.FlexTable; |
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import com.google.gwt.user.client.ui.SimplePanel; |
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import com.google.gwt.user.client.ui.Widget; |
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import com.google.gwt.user.client.ui.HTMLTable.Cell; |
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import com.google.gwt.user.client.ui.HTMLTable.CellFormatter; |
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public class RuleTable extends Composite { |
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private TreeTable treeTable; |
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private SimplePanel simplePanel; |
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private boolean showControls; |
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| 37 | 0 | public RuleTable(Boolean showCheckbox) { |
| 38 | 0 | showControls = showCheckbox; |
| 39 | 0 | treeTable = new TreeTable(); |
| 40 | 0 | treeTable.setStyleName("KS-Rules-Table"); |
| 41 | 0 | simplePanel = new SimplePanel(); |
| 42 | 0 | simplePanel.add(treeTable); |
| 43 | 0 | super.initWidget(simplePanel); |
| 44 | 0 | } |
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private void initTable(Node root) { |
| 47 | 0 | treeTable.clear(); |
| 48 | 0 | int column = root.getMaxLevelDistance() + 1; |
| 49 | 0 | int row = root.getAllLeafCount(); |
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| 51 | 0 | for (int i = 0; i < row; i++) { |
| 52 | 0 | for (int j = 0; j < column; j++) { |
| 53 | 0 | Node emptyNode = new Node(); |
| 54 | 0 | emptyNode.setUserObject("Empty:" + i + ":" + j); |
| 55 | 0 | ((FlexTable)treeTable).setWidget(i, j, new RuleNodeWidget(emptyNode)); |
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} |
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} |
| 58 | 0 | } |
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public void buildTable(Node root) { |
| 61 | 0 | initTable(root); |
| 62 | 0 | buildTable(root, 0); |
| 63 | 0 | for (int i = 0; i < treeTable.getRowCount(); i++) { |
| 64 | 0 | for (int j = treeTable.getCellCount(i) - 1; j >= 0; j--) { |
| 65 | 0 | RuleNodeWidget w = (RuleNodeWidget) ((FlexTable)treeTable).getWidget(i, j); |
| 66 | 0 | if (w.getNode().isLeaf() == false) { |
| 67 | 0 | treeTable.mergeCellAcrossRow(i, j, w.getNode().getAllLeafCount() - 1); |
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} |
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} |
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} |
| 71 | 0 | for (int i = 0; i < treeTable.getRowCount(); i++) { |
| 72 | 0 | for (int j = treeTable.getCellCount(i) - 1; j >= 0; j--) { |
| 73 | 0 | RuleNodeWidget w = (RuleNodeWidget) treeTable.getWidget(i, j); |
| 74 | 0 | if (w.getNode().getUserObject().toString().startsWith("Empty")) { |
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|
| 76 | 0 | RuleNodeWidget n = ((RuleNodeWidget) ((FlexTable)treeTable).getWidget(i, j - 1)); |
| 77 | 0 | treeTable.mergeCellAcrossColumn(i, j - 1); |
| 78 | 0 | treeTable.setWidget(i, j - 1, n); |
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} |
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} |
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} |
| 82 | 0 | } |
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public CellFormatter getCellFormatter() { |
| 85 | 0 | return treeTable.getCellFormatter(); |
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} |
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public HandlerRegistration addTextClickHandler(ClickHandler textClickHandler) { |
| 89 | 0 | return addDomHandler(textClickHandler, ClickEvent.getType()); |
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} |
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public void addEditClauseHandler(ClickHandler editClauseHandler) { |
| 93 | 0 | for (int i = 0; i < treeTable.getRowCount(); i++) { |
| 94 | 0 | for (int j = 0; j < treeTable.getCellCount(i); j++) { |
| 95 | 0 | RuleNodeWidget w = (RuleNodeWidget) treeTable.getWidget(i, j); |
| 96 | 0 | w.addEditClauseHandler(editClauseHandler); |
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} |
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} |
| 99 | 0 | } |
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private void buildTable(Node node, int columnIndex) { |
| 107 | 0 | int rowIndex = getRowIndexAmongSibings(node); |
| 108 | 0 | RuleNodeWidget nodeWidget = new RuleNodeWidget(node, showControls); |
| 109 | 0 | nodeWidget.drawNode(node, this, rowIndex, columnIndex); |
| 110 | 0 | treeTable.setWidget(rowIndex, columnIndex, nodeWidget); |
| 111 | 0 | nodeWidget.setWidth("100%"); |
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|
| 113 | 0 | for (int i = 0; i < node.getChildCount(); i++) { |
| 114 | 0 | Node child = node.getChildAt(i); |
| 115 | 0 | if (child.isLeaf()) { |
| 116 | 0 | int childRowIndex = getRowIndexAmongSibings(child); |
| 117 | 0 | RuleNodeWidget childNodeWidget = (RuleNodeWidget) ((FlexTable)treeTable).getWidget(childRowIndex, columnIndex + 1); |
| 118 | 0 | childNodeWidget.setShowCheckbox(this.showControls); |
| 119 | 0 | childNodeWidget.drawNode(child, this, childRowIndex, columnIndex + 1); |
| 120 | 0 | } else { |
| 121 | 0 | buildTable(child, columnIndex + 1); |
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} |
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} |
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| 125 | 0 | } |
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public void setEnabled(boolean enabled) { |
| 128 | 0 | for (int i = 0; i < treeTable.getRowCount(); i++) { |
| 129 | 0 | for (int j = treeTable.getCellCount(i) - 1; j >= 0; j--) { |
| 130 | 0 | RuleNodeWidget w = (RuleNodeWidget) treeTable.getWidget(i, j); |
| 131 | 0 | w.setEnabled(enabled); |
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} |
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} |
| 134 | 0 | } |
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|
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public RuleNodeWidget getRuleNodeWidget(Node node) { |
| 137 | 0 | RuleNodeWidget result = null; |
| 138 | 0 | for (int i = 0; i < treeTable.getRowCount(); i++) { |
| 139 | 0 | for (int j =0; j < treeTable.getCellCount(i); j++) { |
| 140 | 0 | RuleNodeWidget w = (RuleNodeWidget) getWidget(i, j); |
| 141 | 0 | if (w.getNode() == node) { |
| 142 | 0 | return w; |
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} |
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} |
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} |
| 146 | 0 | return result; |
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} |
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public int getParentRowIndex(Node node) { |
| 155 | 0 | Node parent = node.getParent(); |
| 156 | 0 | if (parent == null) { |
| 157 | 0 | return 0; |
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} |
| 159 | 0 | for (int i = 0; i < treeTable.getRowCount(); i++) { |
| 160 | 0 | for (int j = 0; j < treeTable.getCellCount(i); j++) { |
| 161 | 0 | RuleNodeWidget w = (RuleNodeWidget) getWidget(i, j); |
| 162 | 0 | if (w.getNode() == node.getParent()) { |
| 163 | 0 | return i; |
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} |
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} |
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} |
| 167 | 0 | return 0; |
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} |
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private int getRowIndexAmongSibings(Node node) { |
| 171 | 0 | Node parent = node.getParent(); |
| 172 | 0 | if (parent == null) { |
| 173 | 0 | return 0; |
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} |
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|
| 176 | 0 | int count = getParentRowIndex(node); |
| 177 | 0 | for (int i = 0; i < parent.getChildCount(); i++) { |
| 178 | 0 | Node child = parent.getChildAt(i); |
| 179 | 0 | if (child == node) { |
| 180 | 0 | return count; |
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} |
| 182 | 0 | if (child.isLeaf()) { |
| 183 | 0 | count++; |
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} else { |
| 185 | 0 | count += child.getAllLeafCount(); |
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} |
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} |
| 188 | 0 | return count; |
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} |
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public HandlerRegistration addClickHandler(ClickHandler clickHandler) { |
| 192 | 0 | return treeTable.addClickHandler(clickHandler); |
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} |
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public Cell getCellForEvent(ClickEvent clickEvent) { |
| 196 | 0 | return treeTable.getCellForEvent(clickEvent); |
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} |
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public Widget getWidget(int row, int column) { |
| 200 | 0 | return treeTable.getWidget(row, column); |
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} |
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public void clear() { |
| 204 | 0 | treeTable = null; |
| 205 | 0 | simplePanel.clear(); |
| 206 | 0 | treeTable = new TreeTable(); |
| 207 | 0 | treeTable.setStyleName("KS-Rules-Table"); |
| 208 | 0 | simplePanel.add(treeTable); |
| 209 | 0 | } |
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public boolean isShowControls() { |
| 212 | 0 | return showControls; |
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} |
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public void setShowControls(boolean showControls) { |
| 216 | 0 | this.showControls = showControls; |
| 217 | 0 | } |
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} |