List of usage examples for java.awt Component isVisible
@Transient public boolean isVisible()
From source file:Main.java
public void layoutContainer(Container parent) { Insets insets = parent.getInsets(); int maxWidth = parent.getWidth() - (insets.left + insets.right); int maxHeight = parent.getHeight() - (insets.top + insets.bottom); int nComps = parent.getComponentCount(); int previousWidth = 0, previousHeight = 0; int x = 0, y = insets.top; int rowh = 0, start = 0; int xFudge = 0, yFudge = 0; boolean oneColumn = false; // Go through the components' sizes, if neither // preferredLayoutSize nor minimumLayoutSize has // been called. if (sizeUnknown) { setSizes(parent);// www . j av a 2 s.c o m } if (maxWidth <= minWidth) { oneColumn = true; } if (maxWidth != preferredWidth) { xFudge = (maxWidth - preferredWidth) / (nComps - 1); } if (maxHeight > preferredHeight) { yFudge = (maxHeight - preferredHeight) / (nComps - 1); } for (int i = 0; i < nComps; i++) { Component c = parent.getComponent(i); if (c.isVisible()) { Dimension d = c.getPreferredSize(); // increase x and y, if appropriate if (i > 0) { if (!oneColumn) { x += previousWidth / 2 + xFudge; } y += previousHeight + vgap + yFudge; } // If x is too large, if ((!oneColumn) && (x + d.width) > (parent.getWidth() - insets.right)) { // reduce x to a reasonable number. x = parent.getWidth() - insets.bottom - d.width; } // If y is too large, if ((y + d.height) > (parent.getHeight() - insets.bottom)) { // do nothing. // Another choice would be to do what we do to x. } // Set the component's size and position. c.setBounds(x, y, d.width, d.height); previousWidth = d.width; previousHeight = d.height; } } }
From source file:com.frostwire.gui.components.slides.MultimediaSlideshowPanel.java
private SlidePanel getCurrentSlidePanel() { Component[] components = getComponents(); for (Component c : components) { if (c.isVisible() && c instanceof SlidePanel) { return ((SlidePanel) c); }// w ww . j a v a 2 s . c om } return null; }
From source file:com.frostwire.gui.components.slides.MultimediaSlideshowPanel.java
@Override public int getCurrentSlideIndex() { Component[] components = getComponents(); for (Component c : components) { if (c.isVisible() && c instanceof SlidePanel) { return ((SlidePanel) c).getIndex(); }//w w w .ja v a2s . c o m } return -1; }
From source file:RadialLayout.java
/** * Sets the sizes attribute of the RadialLayout object. * * @param parent the parent./*from w ww .j a v a 2s. com*/ * * @see LayoutManager */ private void setSizes(final Container parent) { final int nComps = parent.getComponentCount(); //Reset preferred/minimum width and height. this.preferredWidth = 0; this.preferredHeight = 0; this.minWidth = 0; this.minHeight = 0; for (int i = 0; i < nComps; i++) { final Component c = parent.getComponent(i); if (c.isVisible()) { final Dimension d = c.getPreferredSize(); if (this.maxCompWidth < d.width) { this.maxCompWidth = d.width; } if (this.maxCompHeight < d.height) { this.maxCompHeight = d.height; } this.preferredWidth += d.width; this.preferredHeight += d.height; } } this.preferredWidth = this.preferredWidth / 2; this.preferredHeight = this.preferredHeight / 2; this.minWidth = this.preferredWidth; this.minHeight = this.preferredHeight; }
From source file:RadialLayout.java
/** * This is called when the panel is first displayed, and every time its size * changes./*from w w w.j a v a 2s. co m*/ * Note: You CAN'T assume preferredLayoutSize or minimumLayoutSize will be * called -- in the case of applets, at least, they probably won't be. * * @param parent the parent. * @see LayoutManager */ public void layoutContainer(final Container parent) { final Insets insets = parent.getInsets(); final int maxWidth = parent.getSize().width - (insets.left + insets.right); final int maxHeight = parent.getSize().height - (insets.top + insets.bottom); final int nComps = parent.getComponentCount(); int x = 0; int y = 0; // Go through the components' sizes, if neither preferredLayoutSize nor // minimumLayoutSize has been called. if (this.sizeUnknown) { setSizes(parent); } if (nComps < 2) { final Component c = parent.getComponent(0); if (c.isVisible()) { final Dimension d = c.getPreferredSize(); c.setBounds(x, y, d.width, d.height); } } else { double radialCurrent = Math.toRadians(90); final double radialIncrement = 2 * Math.PI / nComps; final int midX = maxWidth / 2; final int midY = maxHeight / 2; final int a = midX - this.maxCompWidth; final int b = midY - this.maxCompHeight; for (int i = 0; i < nComps; i++) { final Component c = parent.getComponent(i); if (c.isVisible()) { final Dimension d = c.getPreferredSize(); x = (int) (midX - (a * Math.cos(radialCurrent)) - (d.getWidth() / 2) + insets.left); y = (int) (midY - (b * Math.sin(radialCurrent)) - (d.getHeight() / 2) + insets.top); // Set the component's size and position. c.setBounds(x, y, d.width, d.height); } radialCurrent += radialIncrement; } } }
From source file:VerticalFlowLayout.java
/** * Description of the Method//from w w w . j a v a 2 s.c om * *@param target Description of Parameter *@return Description of the Returned Value */ public Dimension preferredLayoutSize(Container target) { synchronized (target.getTreeLock()) { Dimension dim = new Dimension(0, 0); int nmembers = target.getComponentCount(); boolean firstVisibleComponent = true; for (int ii = 0; ii < nmembers; ii++) { Component m = target.getComponent(ii); if (m.isVisible()) { Dimension d = m.getPreferredSize(); dim.width = Math.max(dim.width, d.width); if (firstVisibleComponent) { firstVisibleComponent = false; } else { dim.height += _vgap; } dim.height += d.height; } } Insets insets = target.getInsets(); dim.width += insets.left + insets.right + _hgap * 2; dim.height += insets.top + insets.bottom + _vgap * 2; return dim; } }
From source file:VerticalFlowLayout.java
/** * Description of the Method/* www .ja va 2 s . co m*/ * *@param target Description of Parameter *@return Description of the Returned Value */ public Dimension minimumLayoutSize(Container target) { synchronized (target.getTreeLock()) { Dimension dim = new Dimension(0, 0); int nmembers = target.getComponentCount(); boolean firstVisibleComponent = true; for (int ii = 0; ii < nmembers; ii++) { Component m = target.getComponent(ii); if (m.isVisible()) { Dimension d = m.getPreferredSize(); dim.width = Math.max(dim.width, d.width); if (firstVisibleComponent) { firstVisibleComponent = false; } else { dim.height += _vgap; } dim.height += d.height; } } Insets insets = target.getInsets(); dim.width += insets.left + insets.right + _hgap * 2; dim.height += insets.top + insets.bottom + _vgap * 2; return dim; } }
From source file:VerticalFlowLayout.java
/** * Description of the Method// w ww . ja v a 2 s . c o m * *@param target Description of Parameter */ public void layoutContainer(Container target) { synchronized (target.getTreeLock()) { Insets insets = target.getInsets(); int maxheight = target.getHeight() - (insets.top + insets.bottom + _vgap * 2); int nmembers = target.getComponentCount(); int y = 0; Dimension preferredSize = preferredLayoutSize(target); Dimension targetSize = target.getSize(); switch (_valign) { case TOP: y = insets.top; break; case CENTER: y = (targetSize.height - preferredSize.height) / 2; break; case BOTTOM: y = targetSize.height - preferredSize.height - insets.bottom; break; } for (int i = 0; i < nmembers; i++) { Component m = target.getComponent(i); if (m.isVisible()) { Dimension d = m.getPreferredSize(); m.setSize(d.width, d.height); if ((y + d.height) <= maxheight) { if (y > 0) { y += _vgap; } int x = 0; switch (_halign) { case LEFT: x = insets.left; break; case CENTER: x = (targetSize.width - d.width) / 2; break; case RIGHT: x = targetSize.width - d.width - insets.right; break; } m.setLocation(x, y); y += d.getHeight(); } else { break; } } } } }
From source file:it.imtech.configuration.StartWizard.java
/** * Returns the current active card/*from ww w. j av a 2s . c o m*/ * @return */ public JPanel getCurrentCard() { JPanel card = null; for (Component comp : cardsPanel.getComponents()) { if (comp.isVisible() == true) { card = (JPanel) comp; } } return card; }
From source file:FunLayout.java
public Dimension preferredLayoutSize(Container con) { Component comp; Rectangle rect;//from w ww. ja v a 2 s .c om int i, count; Dimension d; d = new Dimension(0, 0); count = con.countComponents(); for (i = 0; i < count; i++) { comp = con.getComponent(i); if (!comp.isVisible()) continue; rect = comp.getBounds(); if (d.width < rect.x + rect.width) d.width = rect.x + rect.width; if (d.height < rect.y + rect.height) d.height = rect.y + rect.height; } return d; }