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<BR> Messaged when the user clicks the particular row, this invokes toggleExpandState.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/swing/plaf/basic/BasicTreeUI.html#installComponents()">installComponents</A></B>()</CODE><BR> Intalls the subcomponents of the tree, which is the renderer pane.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/swing/plaf/basic/BasicTreeUI.html#installDefaults()">installDefaults</A></B>()</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/swing/plaf/basic/BasicTreeUI.html#installKeyboardActions()">installKeyboardActions</A></B>()</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/swing/plaf/basic/BasicTreeUI.html#installListeners()">installListeners</A></B>()</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/swing/plaf/basic/BasicTreeUI.html#installUI(javax.swing.JComponent)">installUI</A></B>(<A HREF="../../../../javax/swing/JComponent.html">JComponent</A> c)</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/swing/plaf/basic/BasicTreeUI.html#isEditable()">isEditable</A></B>()</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/swing/plaf/basic/BasicTreeUI.html#isEditing(javax.swing.JTree)">isEditing</A></B>(<A HREF="../../../../javax/swing/JTree.html">JTree</A> tree)</CODE><BR> Returns true if the tree is being edited.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/swing/plaf/basic/BasicTreeUI.html#isLargeModel()">isLargeModel</A></B>()</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/swing/plaf/basic/BasicTreeUI.html#isLeaf(int)">isLeaf</A></B>(int row)</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/swing/plaf/basic/BasicTreeUI.html#isLocationInExpandControl(javax.swing.tree.TreePath, int, int)">isLocationInExpandControl</A></B>(<A HREF="../../../../javax/swing/tree/TreePath.html">TreePath</A> path, int mouseX, int mouseY)</CODE><BR> Returns true if <code>mouseX</code> and <code>mouseY</code> fall in the area of row that is used to expand/collapse the node and the node at <code>row</code> does not represent a leaf.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/swing/plaf/basic/BasicTreeUI.html#isMultiSelectEvent(java.awt.event.MouseEvent)">isMultiSelectEvent</A></B>(<A HREF="../../../../java/awt/event/MouseEvent.html">MouseEvent</A> event)</CODE><BR> Returning true signifies a mouse event on the node should select from the anchor point.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/swing/plaf/basic/BasicTreeUI.html#isRootVisible()">isRootVisible</A></B>()</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/swing/plaf/basic/BasicTreeUI.html#isToggleEvent(java.awt.event.MouseEvent)">isToggleEvent</A></B>(<A HREF="../../../../java/awt/event/MouseEvent.html">MouseEvent</A> event)</CODE><BR> Returning true indicates the row under the mouse should be toggled based on the event.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/swing/plaf/basic/BasicTreeUI.html#isToggleSelectionEvent(java.awt.event.MouseEvent)">isToggleSelectionEvent</A></B>(<A HREF="../../../../java/awt/event/MouseEvent.html">MouseEvent</A> event)</CODE><BR> Returning true signifies a mouse event on the node should toggle the selection of only the row under mouse.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/swing/plaf/basic/BasicTreeUI.html#paint(java.awt.Graphics, javax.swing.JComponent)">paint</A></B>(<A HREF="../../../../java/awt/Graphics.html">Graphics</A> g, <A HREF="../../../../javax/swing/JComponent.html">JComponent</A> c)</CODE><BR> </TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/swing/plaf/basic/BasicTreeUI.html#paintExpandControl(java.awt.Graphics, java.awt.Rectangle, java.awt.Insets, java.awt.Rectangle, javax.swing.tree.TreePath, int, boolean, boolean, boolean)">paintExpandControl</A></B>(<A HREF="../../../../java/awt/Graphics.html">Graphics</A> g, <A HREF="../../../../java/awt/Rectangle.html">Rectangle</A> clipBounds, <A HREF="../../../../java/awt/Insets.html">Insets</A> insets, <A HREF="../../../../java/awt/Rectangle.html">Rectangle</A> bounds, <A HREF="../../../../javax/swing/tree/TreePath.html">TreePath</A> path, int row, boolean isExpanded, boolean hasBeenExpanded, boolean isLeaf)</CODE><BR> Paints the expand (toggle) part of a row.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/swing/plaf/basic/BasicTreeUI.html#paintHorizontalLine(java.awt.Graphics, javax.swing.JComponent, int, int, int)">paintHorizontalLine</A></B>(<A HREF="../../../../java/awt/Graphics.html">Graphics</A> g, <A HREF="../../../../javax/swing/JComponent.html">JComponent</A> c, int y, int left, int right)</CODE><BR> Paints a horizontal line.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/swing/plaf/basic/BasicTreeUI.html#paintHorizontalPartOfLeg(java.awt.Graphics, java.awt.Rectangle, java.awt.Insets, java.awt.Rectangle, javax.swing.tree.TreePath, int, boolean, boolean, boolean)">paintHorizontalPartOfLeg</A></B>(<A HREF="../../../../java/awt/Graphics.html">Graphics</A> g, <A HREF="../../../../java/awt/Rectangle.html">Rectangle</A> clipBounds, <A HREF="../../../../java/awt/Insets.html">Insets</A> insets, <A HREF="../../../../java/awt/Rectangle.html">Rectangle</A> bounds, <A HREF="../../../../javax/swing/tree/TreePath.html">TreePath</A> path, int row, boolean isExpanded, boolean hasBeenExpanded, boolean isLeaf)</CODE><BR> Paints the horizontal part of the leg.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/swing/plaf/basic/BasicTreeUI.html#paintRow(java.awt.Graphics, java.awt.Rectangle, java.awt.Insets, java.awt.Rectangle, javax.swing.tree.TreePath, int, boolean, boolean, boolean)">paintRow</A></B>(<A HREF="../../../../java/awt/Graphics.html">Graphics</A> g, <A HREF="../../../../java/awt/Rectangle.html">Rectangle</A> clipBounds, <A HREF="../../../../java/awt/Insets.html">Insets</A> insets, <A HREF="../../../../java/awt/Rectangle.html">Rectangle</A> bounds, <A HREF="../../../../javax/swing/tree/TreePath.html">TreePath</A> path, int row, boolean isExpanded, boolean hasBeenExpanded, boolean isLeaf)</CODE><BR> Paints the renderer part of a row.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/swing/plaf/basic/BasicTreeUI.html#paintVerticalLine(java.awt.Graphics, javax.swing.JComponent, int, int, int)">paintVerticalLine</A></B>(<A HREF="../../../../java/awt/Graphics.html">Graphics</A> g, <A HREF="../../../../javax/swing/JComponent.html">JComponent</A> c, int x, int top, int bottom)</CODE><BR> Paints a vertical line.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/swing/plaf/basic/BasicTreeUI.html#paintVerticalPartOfLeg(java.awt.Graphics, java.awt.Rectangle, java.awt.Insets, javax.swing.tree.TreePath)">paintVerticalPartOfLeg</A></B>(<A HREF="../../../../java/awt/Graphics.html">Graphics</A> g, <A HREF="../../../../java/awt/Rectangle.html">Rectangle</A> clipBounds, <A HREF="../../../../java/awt/Insets.html">Insets</A> insets, <A HREF="../../../../javax/swing/tree/TreePath.html">TreePath</A> path)</CODE><BR> Paints the vertical part of the leg.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/swing/plaf/basic/BasicTreeUI.html#pathWasCollapsed(javax.swing.tree.TreePath)">pathWasCollapsed</A></B>(<A HREF="../../../../javax/swing/tree/TreePath.html">TreePath</A> path)</CODE><BR> Messaged from the VisibleTreeNode after it has collapsed.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/swing/plaf/basic/BasicTreeUI.html#pathWasExpanded(javax.swing.tree.TreePath)">pathWasExpanded</A></B>(<A HREF="../../../../javax/swing/tree/TreePath.html">TreePath</A> path)</CODE><BR> Messaged from the VisibleTreeNode after it has been expanded.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../javax/swing/plaf/basic/BasicTreeUI.html#prepareForUIInstall()">prepareForUIInstall</A></B>()</CODE><BR> Invoked after the <code>tree</code> instance variable has been set, but before any defaults/listeners have been installed.</TD></TR><TR BGCOLOR="white" CLASS="Tabl⌨️ 快捷键说明
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