author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 27 Apr 2010 16:30:29 +0300 | |
branch | RCL_3 |
changeset 19 | 04becd199f91 |
permissions | -rw-r--r-- |
19
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/* |
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* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: FullCanvas provides totally full screen painting area. |
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* |
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*/ |
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|
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|
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package com.nokia.mid.ui; |
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|
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import javax.microedition.lcdui.Canvas; |
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import javax.microedition.lcdui.Command; |
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import javax.microedition.lcdui.CommandListener; |
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|
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/** |
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* FullCanvas provides totally full screen painting area. |
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* <p> |
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* Implementation need to draw any status indicators overlaid on the FullCanvas. |
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* Implementations should draw these indicators on top left corner, but there |
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* may be reasons to deviate from this rule. Applications must take care that |
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* the display become cluttered if overlaid indicators appear. |
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* <p> |
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* Commands can't be added to FullCanvas. Pressing the keys normally tied to |
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* Commands (e.g. softbuttons or CBA keys) will result direct keystroke events |
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* (see documentation on key events on javax.microedition.Canvas). FullCanvas |
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* defines new constants for these key codes. |
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* <p> |
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* Callback methods of FullCanvas have same semantics as in standard Canvas. |
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* However, the FullGraphics will be passed to the paint method of |
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* com.nokia.mid.ui.FullCanvas. |
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* <p> |
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* Generally in FullCanvas all key presses are reported as normal key press |
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* events through keyPressed(), keyRepeated() and keyReleased() methods. There are |
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* some additional constant key code definitions in FullCanvas. All the normal |
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* key codes reported in Canvas are also reported. The keys tied with Command |
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* area do not report any key events if the are is visible. |
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* |
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* @version 1.1 |
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* @since 1.0 |
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*/ |
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public abstract class FullCanvas extends Canvas |
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{ |
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|
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/** |
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* Key code constant for left softkey or first CBA key. |
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* @since 1.0 |
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*/ |
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public static final int KEY_SOFTKEY1 = -6; |
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|
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/** |
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* Key code constant for right softkey or last CBA key. |
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* @since 1.0 |
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*/ |
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public static final int KEY_SOFTKEY2 = -7; |
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|
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/** |
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* Key code constant for Send key. |
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* @since 1.0 |
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*/ |
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public static final int KEY_SEND = -10; |
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|
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/** |
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* Key code constant for End key. Note: Pressing end may have some other |
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* effect depending on the system, for example, device UI |
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* may return to idle and may close down the application. The key event |
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* nevertheless is sent to the application before this happens. |
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* @since 1.0 |
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*/ |
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public static final int KEY_END = -11; |
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|
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/** |
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* Key code constant for select key, middle softkey or second |
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* CBA key. It is not possible |
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* to set a label for this key in all implementations. |
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* This key is not in all devices. |
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* @since 1.0 |
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*/ |
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public static final int KEY_SOFTKEY3 = -5; |
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|
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/** |
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* Key code constant for Up arrow key. |
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* @since 1.0 |
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*/ |
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public static final int KEY_UP_ARROW = -1; |
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/** |
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* Key code constant for Down arrow key. |
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* @since 1.0 |
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*/ |
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public static final int KEY_DOWN_ARROW = -2; |
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Revision: v2.1.22
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/** |
04becd199f91
Revision: v2.1.22
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103 |
* Key code constant for Left arrow key. |
04becd199f91
Revision: v2.1.22
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* This key is not in all devices. |
04becd199f91
Revision: v2.1.22
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* @since 1.0 |
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*/ |
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Revision: v2.1.22
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public static final int KEY_LEFT_ARROW = -3; |
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Revision: v2.1.22
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Revision: v2.1.22
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/** |
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Revision: v2.1.22
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* Key code constant for Right arrow key. |
04becd199f91
Revision: v2.1.22
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111 |
* This key is not in all devices. |
04becd199f91
Revision: v2.1.22
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* @since 1.0 |
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Revision: v2.1.22
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113 |
*/ |
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public static final int KEY_RIGHT_ARROW = -4; |
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Revision: v2.1.22
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115 |
|
04becd199f91
Revision: v2.1.22
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private static int sFullWidth = 0; |
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Revision: v2.1.22
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private static int sFullHeight = 0; |
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Revision: v2.1.22
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118 |
|
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119 |
/** |
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* Constructs a new FullCanvas object. Applications can't call this |
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Revision: v2.1.22
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121 |
* constructor directly, they need to subclass FullCanvas. |
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122 |
*/ |
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protected FullCanvas() |
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124 |
{ |
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super(); |
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super.setFullScreenMode(true); |
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} |
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128 |
|
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129 |
/** |
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* Throws IllegalStateException. Commands are not possible in FullCanvas. |
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Revision: v2.1.22
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* @throws java.lang.IllegalStateException thrown always |
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Revision: v2.1.22
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132 |
*/ |
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Revision: v2.1.22
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public void addCommand(Command aCmd) throws IllegalStateException |
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Revision: v2.1.22
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134 |
{ |
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Revision: v2.1.22
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throw(new IllegalStateException("This method is not supported in com.nokia.mid.ui.FullCanvas")); |
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Revision: v2.1.22
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136 |
} |
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Revision: v2.1.22
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137 |
|
04becd199f91
Revision: v2.1.22
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138 |
/** |
04becd199f91
Revision: v2.1.22
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* Throws IllegalStateException. Commands are not possible in FullCanvas. |
04becd199f91
Revision: v2.1.22
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* @throws java.lang.IllegalStateException thrown always |
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Revision: v2.1.22
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141 |
*/ |
04becd199f91
Revision: v2.1.22
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public void setCommandListener(CommandListener aL) throws IllegalStateException |
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Revision: v2.1.22
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143 |
{ |
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Revision: v2.1.22
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throw(new IllegalStateException("This method is not supported in com.nokia.mid.ui.FullCanvas")); |
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Revision: v2.1.22
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} |
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Revision: v2.1.22
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146 |
|
04becd199f91
Revision: v2.1.22
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/** |
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Revision: v2.1.22
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* Throws IllegalArgumentException. Midlet cannot resize the nokia FullCanvas. |
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* @throws java.lang.IllegalArgumentException : Midlet cannot resize the nokia FullCanvas. |
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* |
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Revision: v2.1.22
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*/ |
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Revision: v2.1.22
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public void setFullScreenMode(boolean aMode) |
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{ |
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if (!aMode) |
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{ // cannot resize the Nokia Full Canvas |
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throw(new IllegalArgumentException("Not supported in com.nokia.mid.ui.FullCanvas")); |
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} |
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} |
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/* |
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Revision: v2.1.22
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public int getWidth() |
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{ |
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Revision: v2.1.22
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if( sFullWidth == 0 ) |
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Revision: v2.1.22
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{ |
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Revision: v2.1.22
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sFullWidth = _getFullWidth( ); |
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Revision: v2.1.22
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} |
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Revision: v2.1.22
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return sFullWidth; |
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Revision: v2.1.22
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} |
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Revision: v2.1.22
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|
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Revision: v2.1.22
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|
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Revision: v2.1.22
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public int getHeight() |
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Revision: v2.1.22
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{ |
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Revision: v2.1.22
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if( sFullHeight == 0 ) |
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Revision: v2.1.22
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{ |
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Revision: v2.1.22
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sFullHeight = _getFullHeight( ); |
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Revision: v2.1.22
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} |
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Revision: v2.1.22
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return sFullHeight; |
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Revision: v2.1.22
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} |
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*/ |
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|
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Revision: v2.1.22
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} |