Java GridConstraints.SIZEPOLICY_CAN_GROW属性代码示例

private double getWeight(final GridConstraints constraints, final boolean horizontal) {
  int policy = horizontal ? constraints.getHSizePolicy() : constraints.getVSizePolicy();
  if ((policy & GridConstraints.SIZEPOLICY_WANT_GROW) != 0) {
    return 1.0;
  }
  boolean canGrow = ((policy & GridConstraints.SIZEPOLICY_CAN_GROW) != 0);
  for (Iterator iterator = myConstraints.iterator(); iterator.hasNext();) {
    GridConstraints otherConstraints = (GridConstraints)iterator.next();

    if (!constraintsIntersect(horizontal, constraints, otherConstraints)) {
      int otherPolicy = horizontal ? otherConstraints.getHSizePolicy() : otherConstraints.getVSizePolicy();
      if ((otherPolicy & GridConstraints.SIZEPOLICY_WANT_GROW) != 0) {
        return 0.0;
      }
      if (!canGrow && ((otherPolicy & GridConstraints.SIZEPOLICY_CAN_GROW) != 0)) {
        return 0.0;
      }
    }
  }
  return 1.0;
}
 

protected void customize(@NotNull final Integer value) {
  final int policy=value.intValue();
  myBuffer.setLength(0);

  if((policy & GridConstraints.SIZEPOLICY_CAN_SHRINK) != 0){
    myBuffer.append(UIDesignerBundle.message("property.can.shrink"));
  }
  if((policy & GridConstraints.SIZEPOLICY_CAN_GROW) != 0){
    if(myBuffer.length()>0){
      myBuffer.append(", ");
    }
    myBuffer.append(UIDesignerBundle.message("property.can.grow"));
  }
  if((policy & GridConstraints.SIZEPOLICY_WANT_GROW) != 0){
    if(myBuffer.length()>0){
      myBuffer.append(", ");
    }
    myBuffer.append(UIDesignerBundle.message("property.want.grow"));
  }

  if(policy==GridConstraints.SIZEPOLICY_FIXED){
    myBuffer.append(UIDesignerBundle.message("property.fixed"));
  }

  setText(myBuffer.substring(0, myBuffer.length())); // [jeka] important! do not use toString() on the StringBuffer that is reused
}
 

protected JComponent createFolderGroupComponent(String title,
                                                ContentFolder[] folders,
                                                Color foregroundColor,
                                                @Nullable ModuleSourceRootEditHandler<?> editor) {
  final JPanel panel = new JPanel(new GridLayoutManager(folders.length, 3, new Insets(1, 17, 0, 2), 0, 1));
  panel.setOpaque(false);

  for (int idx = 0; idx < folders.length; idx++) {
    final ContentFolder folder = folders[idx];
    final int verticalPolicy = idx == folders.length - 1? GridConstraints.SIZEPOLICY_CAN_GROW : GridConstraints.SIZEPOLICY_FIXED;
    panel.add(createFolderComponent(folder, foregroundColor, editor), new GridConstraints(idx, 0, 1, 1, GridConstraints.ANCHOR_NORTHWEST, GridConstraints.FILL_HORIZONTAL, GridConstraints.SIZEPOLICY_CAN_GROW | GridConstraints.SIZEPOLICY_CAN_SHRINK, verticalPolicy, null, null, null));
    int column = 1;
    int colspan = 2;

    if (editor != null) {
      JComponent additionalComponent = createRootPropertiesEditor(editor, (SourceFolder)folder);
      if (additionalComponent != null) {
        panel.add(additionalComponent, new GridConstraints(idx, column++, 1, 1, GridConstraints.ANCHOR_CENTER, GridConstraints.FILL_NONE, GridConstraints.SIZEPOLICY_FIXED, verticalPolicy, null, null, null));
        colspan = 1;
      }
    }
    panel.add(createFolderDeleteComponent(folder, editor), new GridConstraints(idx, column, 1, colspan, GridConstraints.ANCHOR_EAST, GridConstraints.FILL_NONE, GridConstraints.SIZEPOLICY_FIXED, verticalPolicy, null, null, null));
  }

  final JLabel titleLabel = new JLabel(title);
  final Font labelFont = UIUtil.getLabelFont();
  titleLabel.setFont(labelFont.deriveFont(Font.BOLD));
  titleLabel.setOpaque(false);
  titleLabel.setBorder(BorderFactory.createEmptyBorder(0, 10, 0, 0));
  registerTextComponent(titleLabel, foregroundColor);

  final JPanel groupPanel = new JPanel(new BorderLayout());
  groupPanel.setOpaque(false);
  groupPanel.add(titleLabel, BorderLayout.NORTH);
  groupPanel.add(panel, BorderLayout.CENTER);

  return groupPanel;
}
 

public SizePolicyProperty(@NonNls final String name){
  super(null, name);
  myChildren=new Property[]{
    new MyBooleanProperty("Can Shrink", GridConstraints.SIZEPOLICY_CAN_SHRINK),
    new MyBooleanProperty("Can Grow", GridConstraints.SIZEPOLICY_CAN_GROW),
    new MyBooleanProperty("Want Grow", GridConstraints.SIZEPOLICY_WANT_GROW)
  };
  myRenderer=new SizePolicyRenderer();
}
 

private void createUIComponents() {
    ElementProducer<RegExSampleSet> producer = new ElementProducer<RegExSampleSet>() {
        @Override
        public RegExSampleSet createElement() {
            return new RegExSampleSet();
        }

        @Override
        public boolean canCreateElement() {
            return true;
        }
    };

    GridConstraints constraints = new GridConstraints(0, 0, 1, 1
            , GridConstraints.ANCHOR_CENTER
            , GridConstraints.FILL_BOTH
            , GridConstraints.SIZEPOLICY_CAN_SHRINK | GridConstraints.SIZEPOLICY_CAN_GROW | GridConstraints.SIZEPOLICY_WANT_GROW
            , GridConstraints.SIZEPOLICY_CAN_SHRINK | GridConstraints.SIZEPOLICY_CAN_GROW | GridConstraints.SIZEPOLICY_WANT_GROW
            , null, null, null);

    ColumnInfo[] sampleTextColumns = { new SampleColumn(), new ResultColumn() };
    myTextModel = new ListTableModel<>(sampleTextColumns, new ArrayList<>(), 0);
    myTextTable = new TableView<RegExSampleSet>(myTextModel) {
        @Override
        public void editingCanceled(ChangeEvent e) {
            super.editingCanceled(e);
            ApplicationManager.getApplication().invokeLater(() -> validateResults(false));
        }
    };

    myTextTable.setPreferredScrollableViewportSize(JBUI.size(-1, 500));
    myTextTable.setRowSelectionAllowed(true);

    //int height = (int) myTextTable.getTableHeader().getPreferredSize().getHeight() + 10;
    //myTextTable.setRowHeight(height);
    int height = myTextTable.getRowHeight();
    myTableRowPadding = 8;
    myTextTable.setRowHeight(height + myTableRowPadding);

    ToolbarDecorator decorator = ToolbarDecorator.createDecorator(myTextTable, producer);
    myTablesPanel = new JPanel(new GridLayoutManager(1, 1));
    myTablesPanel.add(decorator.createPanel(), constraints);

    myViewPanel = new JPanel(new BorderLayout());
    myViewPanel.add(myTablesPanel, BorderLayout.CENTER);
}
 

private static GridConstraints createHeaderLabelGridConstraints(int row, int column, int anchor) {
  return new GridConstraints(row, column, 1, 1, anchor, GridConstraints.FILL_HORIZONTAL,
                             GridConstraints.SIZEPOLICY_CAN_GROW | GridConstraints.SIZEPOLICY_WANT_GROW, GridConstraints.SIZEPOLICY_FIXED,
                             null, null, null);
}
 

private static void pushSizePolicy(final FormSourceCodeGenerator generator, final int value) {
  final String className = GridConstraints.class.getName();

  //noinspection NonConstantStringShouldBeStringBuffer
  @NonNls String presentation;
  if (GridConstraints.SIZEPOLICY_FIXED == value) {
    presentation = className + ".SIZEPOLICY_FIXED";
  }
  else {
    if ((value & GridConstraints.SIZEPOLICY_CAN_SHRINK) != 0) {
      presentation = className + ".SIZEPOLICY_CAN_SHRINK";
    }
    else {
      presentation = null;
    }

    if ((value & GridConstraints.SIZEPOLICY_WANT_GROW) != 0) {
      if (presentation == null) {
        presentation = className + ".SIZEPOLICY_WANT_GROW";
      }
      else {
        presentation += "|" + className + ".SIZEPOLICY_WANT_GROW";
      }
    }
    else if ((value & GridConstraints.SIZEPOLICY_CAN_GROW) != 0) {
      if (presentation == null) {
        presentation = className + ".SIZEPOLICY_CAN_GROW";
      }
      else {
        presentation += "|" + className + ".SIZEPOLICY_CAN_GROW";
      }
    }
    else {
      // ?
      generator.push(value);
      return;
    }
  }

  generator.pushVar(presentation);
}