package org.eclipse.swt.examples.controlexample; | |
/* | |
* (c) Copyright IBM Corp. 2000, 2001. | |
* All Rights Reserved | |
*/ | |
import org.eclipse.swt.*; | |
import org.eclipse.swt.graphics.*; | |
import org.eclipse.swt.widgets.*; | |
import org.eclipse.swt.layout.*; | |
import org.eclipse.swt.events.*; | |
class SashTab extends Tab { | |
/* Example widgets and groups that contain them */ | |
Sash hSash, vSash; | |
List list1, list2, list3; | |
Text text; | |
static String [] ListData0 = {resControls.getString("ListData0_0"), | |
resControls.getString("ListData0_1"), | |
resControls.getString("ListData0_2"), | |
resControls.getString("ListData0_3"), | |
resControls.getString("ListData0_4"), | |
resControls.getString("ListData0_5"), | |
resControls.getString("ListData0_6"), | |
resControls.getString("ListData0_7"), | |
resControls.getString("ListData0_8")}; | |
static String [] ListData1 = {resControls.getString("ListData1_0"), | |
resControls.getString("ListData1_1"), | |
resControls.getString("ListData1_2"), | |
resControls.getString("ListData1_3"), | |
resControls.getString("ListData1_4"), | |
resControls.getString("ListData1_5"), | |
resControls.getString("ListData1_6"), | |
resControls.getString("ListData1_7"), | |
resControls.getString("ListData1_8")}; | |
/* Constants */ | |
static final int SASH_WIDTH = 3; | |
/** | |
* Creates the tab folder page. | |
*/ | |
Composite createTabFolderPage (TabFolder tabFolder) { | |
/* | |
* Create the page. This example does not use layouts. | |
*/ | |
tabFolderPage = new Composite(tabFolder, SWT.BORDER); | |
/* Create the list and text widgets */ | |
list1 = new List (tabFolderPage, SWT.V_SCROLL | SWT.H_SCROLL | SWT.BORDER); | |
list1.setItems (ListData0); | |
list2 = new List (tabFolderPage, SWT.V_SCROLL | SWT.H_SCROLL | SWT.BORDER); | |
list2.setItems (ListData1); | |
text = new Text (tabFolderPage, SWT.MULTI | SWT.BORDER); | |
text.setText (resControls.getString("Multi_line")); | |
/* Create the sashes */ | |
vSash = new Sash (tabFolderPage, SWT.VERTICAL); | |
hSash = new Sash (tabFolderPage, SWT.HORIZONTAL); | |
/* Add the listeners */ | |
hSash.addSelectionListener (new SelectionAdapter () { | |
public void widgetSelected (SelectionEvent event) { | |
if (event.detail != SWT.DRAG) { | |
hSash.setBounds (event.x, event.y, event.width, event.height); | |
layout (); | |
} | |
} | |
}); | |
vSash.addSelectionListener (new SelectionAdapter () { | |
public void widgetSelected (SelectionEvent event) { | |
if (event.detail != SWT.DRAG) { | |
vSash.setBounds(event.x, event.y, event.width, event.height); | |
layout (); | |
} | |
} | |
}); | |
tabFolderPage.addControlListener (new ControlAdapter () { | |
public void controlResized (ControlEvent event) { | |
shellResized (); | |
} | |
}); | |
/* | |
* Do not set the bounds of the lists, text and sashes here | |
* because this method is run before the widget is opened | |
* so we do not know how big the tabComposite is going to be. | |
* When the widget is opened a resize event will occur | |
* and the contained widgets can be sized accordingly. | |
*/ | |
return tabFolderPage; | |
} | |
/** | |
* Gets the text for the tab folder item. | |
*/ | |
String getTabText () { | |
return resControls.getString("Sash"); | |
} | |
/** | |
* Layout the list and text widgets according to the new | |
* positions of the sashes..events.SelectionEvent | |
*/ | |
void layout () { | |
Rectangle tabCompositeBounds = tabFolderPage.getClientArea (); | |
Rectangle hSashBounds = hSash.getBounds (); | |
Rectangle vSashBounds = vSash.getBounds (); | |
list1.setBounds (0, 0, vSashBounds.x, hSashBounds.y); | |
list2.setBounds (vSashBounds.x + vSashBounds.width, 0, tabCompositeBounds.width - (vSashBounds.x + vSashBounds.width), hSashBounds.y); | |
text.setBounds (0, hSashBounds.y + hSashBounds.height, tabCompositeBounds.width, tabCompositeBounds.height - (hSashBounds.y + hSashBounds.height)); | |
/** | |
* If the horizontal sash has been moved then the vertical | |
* sash is either too long or too short and its size must | |
* be adjusted. | |
*/ | |
vSashBounds.height = hSashBounds.y; | |
vSash.setBounds (vSashBounds); | |
} | |
/** | |
* Handle the shell resized event. | |
*/ | |
void shellResized () { | |
/* Get the client area for the shell */ | |
Rectangle tabFolderPageBounds = tabFolderPage.getClientArea (); | |
/* | |
* Make list 1 half the width and half the height of the tab leaving room for the sash. | |
* Place list 1 in the top left quadrant of the tab. | |
*/ | |
Rectangle list1Bounds = new Rectangle (0, 0, (tabFolderPageBounds.width - SASH_WIDTH) / 2, (tabFolderPageBounds.height - SASH_WIDTH) / 2); | |
list1.setBounds (list1Bounds); | |
/* | |
* Make list 2 half the width and half the height of the tab leaving room for the sash. | |
* Place list 2 in the top right quadrant of the tab. | |
*/ | |
list2.setBounds (list1Bounds.width + SASH_WIDTH, 0, tabFolderPageBounds.width - (list1Bounds.width + SASH_WIDTH), list1Bounds.height); | |
/* | |
* Make the text area the full width and half the height of the tab leaving room for the sash. | |
* Place the text area in the bottom half of the tab. | |
*/ | |
text.setBounds (0, list1Bounds.height + SASH_WIDTH, tabFolderPageBounds.width, tabFolderPageBounds.height - (list1Bounds.height + SASH_WIDTH)); | |
/* Position the sashes */ | |
vSash.setBounds (list1Bounds.width, 0, SASH_WIDTH, list1Bounds.height); | |
hSash.setBounds (0, list1Bounds.height, tabFolderPageBounds.width, SASH_WIDTH); | |
} | |
} |