Examples of TreeView


Examples of org.apache.pivot.wtk.TreeView

    @Override
    public boolean mouseMove(Component component, int x, int y) {
        boolean consumed = super.mouseMove(component, x, y);

        TreeView treeView = (TreeView)getComponent();

        if (showHighlight
            && treeView.getSelectMode() != TreeView.SelectMode.NONE) {
            NodeInfo previousHighlightedNode = highlightedNode;
            highlightedNode = getNodeInfoAt(y);

            if (highlightedNode != previousHighlightedNode) {
                if (previousHighlightedNode != null) {
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Examples of org.apache.pivot.wtk.TreeView

    @Override
    public boolean mouseDown(Component component, Mouse.Button button, int x, int y) {
        boolean consumed = super.mouseDown(component, button, x, y);

        if (!consumed) {
            TreeView treeView = (TreeView)getComponent();
            NodeInfo nodeInfo = getNodeInfoAt(y);

            if (nodeInfo != null
                && !nodeInfo.isDisabled()) {
                int nodeHeight = getNodeHeight();
                int baseNodeX = (nodeInfo.depth - 1) * (indent + spacing);

                int nodeX = baseNodeX + (showBranchControls ? indent + spacing : 0);
                int nodeY = (y / (nodeHeight + VERTICAL_SPACING)) * (nodeHeight + VERTICAL_SPACING);

                int checkboxWidth = CHECKBOX.getWidth();
                int checkboxHeight = CHECKBOX.getHeight();

                int checkboxX = Math.max(indent - checkboxWidth, 0) / 2;
                int checkboxY = (nodeHeight - checkboxHeight) / 2;

                // Only proceed if the user DIDN'T click on a checkbox
                if (!treeView.getCheckmarksEnabled()
                    || nodeInfo.isCheckmarkDisabled()
                    || x < nodeX + checkboxX
                    || x >= nodeX + checkboxX + checkboxWidth
                    || y < nodeY + checkboxY
                    || y >= nodeY + checkboxY + checkboxHeight) {
                    Path path = nodeInfo.getPath();

                    // See if the user clicked on an expand/collapse control of
                    // a branch. If so, expand/collapse the branch
                    if (showBranchControls
                        && nodeInfo instanceof BranchInfo
                        && x >= baseNodeX
                        && x < baseNodeX + indent) {
                        BranchInfo branchInfo = (BranchInfo)nodeInfo;

                        treeView.setBranchExpanded(path, !branchInfo.isExpanded());
                        consumed = true;
                    }

                    // If we haven't consumed the event, then proceed to manage
                    // the selection state of the node
                    if (!consumed) {
                        TreeView.SelectMode selectMode = treeView.getSelectMode();

                        if (button == Mouse.Button.LEFT) {
                            Keyboard.Modifier commandModifier = Platform.getCommandModifier();

                            if (Keyboard.isPressed(commandModifier)
                                && selectMode == TreeView.SelectMode.MULTI) {
                                // Toggle the item's selection state
                                if (nodeInfo.isSelected()) {
                                    treeView.removeSelectedPath(path);
                                } else {
                                    treeView.addSelectedPath(path);
                                }
                            } else if (Keyboard.isPressed(commandModifier)
                                && selectMode == TreeView.SelectMode.SINGLE) {
                                // Toggle the item's selection state
                                if (nodeInfo.isSelected()) {
                                    treeView.clearSelection();
                                } else {
                                    treeView.setSelectedPath(path);
                                }
                            } else {
                                if (selectMode != TreeView.SelectMode.NONE) {
                                    if (nodeInfo.isSelected()) {
                                        selectPath = path;
                                    } else {
                                        treeView.setSelectedPath(path);
                                    }
                                }
                            }
                        }
                    }
                }
            }

            treeView.requestFocus();
        }

        return consumed;
    }
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Examples of org.apache.pivot.wtk.TreeView

    @Override
    public boolean mouseUp(Component component, Mouse.Button button, int x, int y) {
        boolean consumed = super.mouseUp(component, button, x, y);

        TreeView treeView = (TreeView)getComponent();
        if (selectPath != null
            && !treeView.getFirstSelectedPath().equals(treeView.getLastSelectedPath())) {
            treeView.setSelectedPath(selectPath);
            selectPath = null;
        }

        return consumed;
    }
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Examples of org.apache.pivot.wtk.TreeView

    @Override
    public boolean mouseClick(Component component, Mouse.Button button, int x, int y, int count) {
        boolean consumed = super.mouseClick(component, button, x, y, count);

        if (!consumed) {
            TreeView treeView = (TreeView)getComponent();

            NodeInfo nodeInfo = getNodeInfoAt(y);

            if (nodeInfo != null
                && !nodeInfo.isDisabled()) {
                int nodeHeight = getNodeHeight();
                int baseNodeX = (nodeInfo.depth - 1) * (indent + spacing);

                int nodeX = baseNodeX + (showBranchControls ? indent + spacing : 0);
                int nodeY = (y / (nodeHeight + VERTICAL_SPACING)) * (nodeHeight + VERTICAL_SPACING);

                int checkboxWidth = CHECKBOX.getWidth();
                int checkboxHeight = CHECKBOX.getHeight();

                int checkboxX = Math.max(indent - checkboxWidth, 0) / 2;
                int checkboxY = (nodeHeight - checkboxHeight) / 2;

                if (treeView.getCheckmarksEnabled()
                    && !nodeInfo.isCheckmarkDisabled()
                    && x >= nodeX + checkboxX
                    && x < nodeX + checkboxX + checkboxWidth
                    && y >= nodeY + checkboxY
                    && y < nodeY + checkboxY + checkboxHeight) {
                    Path path = nodeInfo.getPath();
                    treeView.setNodeChecked(path, !nodeInfo.isChecked());
                } else {
                    if (selectPath != null
                        && count == 1
                        && button == Mouse.Button.LEFT) {
                        TreeView.NodeEditor nodeEditor = treeView.getNodeEditor();

                        if (nodeEditor != null) {
                            if (nodeEditor.isEditing()) {
                                nodeEditor.endEdit(true);
                            }
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Examples of org.apache.pivot.wtk.TreeView

     */
    @Override
    public boolean keyPressed(Component component, int keyCode, Keyboard.KeyLocation keyLocation) {
        boolean consumed = false;

        TreeView treeView = (TreeView)getComponent();
        TreeView.SelectMode selectMode = treeView.getSelectMode();

        switch (keyCode) {
        case Keyboard.KeyCode.UP: {
            if (selectMode != TreeView.SelectMode.NONE) {
                Path firstSelectedPath = treeView.getFirstSelectedPath();

                int index;
                if (firstSelectedPath != null) {
                    NodeInfo previousSelectedNode = getNodeInfoAt(firstSelectedPath);
                    index = visibleNodes.indexOf(previousSelectedNode);
                } else {
                    // Select the last visible node
                    index = visibleNodes.getLength();
                }

                NodeInfo newSelectedNode = null;
                do {
                    newSelectedNode = (--index >= 0) ? visibleNodes.get(index) : null;
                } while (newSelectedNode != null
                    && newSelectedNode.isDisabled());

                if (newSelectedNode != null) {
                    if (Keyboard.isPressed(Keyboard.Modifier.SHIFT)
                        && treeView.getSelectMode() == TreeView.SelectMode.MULTI) {
                        treeView.addSelectedPath(newSelectedNode.getPath());
                    } else {
                        treeView.setSelectedPath(newSelectedNode.getPath());
                    }
                    treeView.scrollAreaToVisible(getNodeBounds(newSelectedNode));
                }
                consumed = true;
            }

            break;
        }

        case Keyboard.KeyCode.DOWN: {
            if (selectMode != TreeView.SelectMode.NONE) {
                Path lastSelectedPath = treeView.getLastSelectedPath();

                int index;
                if (lastSelectedPath != null) {
                    NodeInfo previousSelectedNode = getNodeInfoAt(lastSelectedPath);
                    index = visibleNodes.indexOf(previousSelectedNode);
                } else {
                    // Select the first visible node
                    index = -1;
                }

                NodeInfo newSelectedNode = null;
                int n = visibleNodes.getLength();
                do {
                    newSelectedNode = (++index <= n - 1) ? visibleNodes.get(index) : null;
                } while (newSelectedNode != null
                    && newSelectedNode.isDisabled());

                if (newSelectedNode != null) {
                    if (Keyboard.isPressed(Keyboard.Modifier.SHIFT)
                        && treeView.getSelectMode() == TreeView.SelectMode.MULTI) {
                        treeView.addSelectedPath(newSelectedNode.getPath());
                    } else {
                        treeView.setSelectedPath(newSelectedNode.getPath());
                    }
                    treeView.scrollAreaToVisible(getNodeBounds(newSelectedNode));
                }
                consumed = true;
            }

            break;
        }

        case Keyboard.KeyCode.LEFT: {
            if (showBranchControls) {
                Sequence<Path> paths = treeView.getSelectedPaths();

                if (paths != null
                    && paths.getLength() > 0) {
                    Path path = paths.get(paths.getLength() - 1);
                    NodeInfo nodeInfo = getNodeInfoAt(path);

                    if (nodeInfo instanceof BranchInfo) {
                        BranchInfo branchInfo = (BranchInfo)nodeInfo;

                        if (branchInfo.isExpanded()) {
                            treeView.collapseBranch(branchInfo.getPath());
                        }
                    }

                    consumed = true;
                }
            }

            break;
        }

        case Keyboard.KeyCode.RIGHT: {
            if (showBranchControls) {
                Sequence<Path> paths = treeView.getSelectedPaths();

                if (paths != null
                    && paths.getLength() > 0) {
                    Path path = paths.get(paths.getLength() - 1);
                    NodeInfo nodeInfo = getNodeInfoAt(path);

                    if (nodeInfo instanceof BranchInfo) {
                        BranchInfo branchInfo = (BranchInfo)nodeInfo;

                        if (!branchInfo.isExpanded()) {
                            treeView.expandBranch(branchInfo.getPath());
                        }
                    }

                    consumed = true;
                }
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Examples of org.apache.pivot.wtk.TreeView

     */
    @Override
    public boolean keyReleased(Component component, int keyCode, Keyboard.KeyLocation keyLocation) {
        boolean consumed = false;

        TreeView treeView = (TreeView)getComponent();

        if (keyCode == Keyboard.KeyCode.SPACE) {
            if (treeView.getCheckmarksEnabled()
                && treeView.getSelectMode() == TreeView.SelectMode.SINGLE) {
                Path selectedPath = treeView.getSelectedPath();

                if (selectedPath != null) {
                    NodeInfo nodeInfo = getNodeInfoAt(selectedPath);

                    if (!nodeInfo.isCheckmarkDisabled()) {
                        treeView.setNodeChecked(selectedPath,
                            !treeView.isNodeChecked(selectedPath));
                    }
                }
            }
        } else {
            consumed = super.keyReleased(component, keyCode, keyLocation);
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Examples of org.apache.pivot.wtk.TreeView

        return consumed;
    }

    @Override
    public boolean isFocusable() {
        TreeView treeView = (TreeView)getComponent();
        return (treeView.getSelectMode() != TreeView.SelectMode.NONE);
    }
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Examples of org.apache.pivot.wtk.TreeView

        return nodeBounds;
    }

    @Override
    public int getNodeIndent(int depth) {
        TreeView treeView = (TreeView)getComponent();

        int nodeIndent = (depth - 1) * (indent + spacing);

        if (showBranchControls) {
            nodeIndent += indent + spacing;
        }

        if (treeView.getCheckmarksEnabled()) {
            nodeIndent += Math.max(CHECKBOX.getWidth(), indent) + spacing;
        }

        return nodeIndent;
    }
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Examples of org.apache.pivot.wtk.TreeView

    @Override
    public void install(Component component) {
        super.install(component);

        TreeView treeView = (TreeView)component;
        treeView.getTreeViewListeners().add(this);
        treeView.getTreeViewBranchListeners().add(this);
        treeView.getTreeViewNodeListeners().add(this);
        treeView.getTreeViewNodeStateListeners().add(this);
        treeView.getTreeViewSelectionListeners().add(this);

        treeDataChanged(treeView, null);
    }
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Examples of org.apache.tapestry.contrib.tree.components.TreeView

  /**
   * @see org.apache.tapestry.contrib.tree.components.ITreeComponent#resetState()
   */
  public void resetState() {
    TreeView objTreeView = (TreeView)getComponent("treeView");
    objTreeView.resetState();
  }
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