/*

© Copyright 2008 Nokia Corporation. All rights reserved.

IMPORTANT:  The Nokia software ("WRTKit and Example Widget files") is supplied to you by Nokia

Corporation (“Nokia”) in consideration of your agreement to the following terms. Your use, installation

and/or redistribution of the WRTKit and Example Widget files constitutes acceptance of these terms. If

you do not agree with these terms, please do not use, install, or redistribute the WRTKit and Example

Widget files.

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grants you a personal, non-exclusive license, under Nokia’s copyrights in the WRTKit and Example

Widget files, to use, reproduce, and redistribute the WRTKit and Example files, in text form (for HTML,

CSS, or JavaScript files) or binary form (for associated images), for the sole purpose of creating S60

Widgets.

If you redistribute the WRTKit and Example files, you must retain this entire notice in all such

redistributions of the WRTKit and Example files.

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that include the WRTKit and Example files without the prior written explicit agreement with Nokia.

Except as expressly stated in this notice, no other rights or licenses, express or implied, are granted by

Nokia herein, including but not limited to any patent rights that may be infringed by your products that

incorporate the WRTKit and Example files or by other works in which the WRTKit and Example files

may be incorporated.

The WRTKit and Example files are provided on an "AS IS" basis.  NOKIA MAKES NO

WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED

WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A

PARTICULAR PURPOSE, REGARDING THE EXAMPLES OR ITS USE AND OPERATION

ALONE OR IN COMBINATION WITH YOUR PRODUCTS.

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EVEN IF NOKIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

*/

///////////////////////////////////////////////////////////////////////////////

// The TextEntryControl class is an abstract base class for the single and multi-

// line text entry controls TextField and TextArea. Don't use TextEntryControl

// directly.

// Constructor.

function TextEntryControl(id, caption) {

    if (id != UI_NO_INIT_ID) {

        this.init(id, caption);

    }

}

// TextEntryControl inherits from Control.

TextEntryControl.prototype = new Control(UI_NO_INIT_ID);

// Reference to the peer HTML element.

TextEntryControl.prototype.peerElement = null;

// Initializer - called from constructor.

TextEntryControl.prototype.init = function(id, caption) {

    uiLogger.debug("TextEntryControl.init(" + id + ", " + caption + ")");

    // call superclass initializer

    Control.prototype.init.call(this, id, caption);

}

// Common event listeners hookup function called from subclasses.

TextEntryControl.prototype.bindTextEntryControlListeners = function() {

    var self = this;

    this.peerElement.addEventListener("focus", function() { self.focusStateChanged(true); }, false);

    this.peerElement.addEventListener("blur", function() { self.focusStateChanged(false); }, false);

    this.peerElement.addEventListener("mouseover", function() { self.hoverStateChanged(true); }, false);

    this.peerElement.addEventListener("mouseout", function() { self.hoverStateChanged(false); }, false);

    this.peerElement.addEventListener("change", function() { self.valueChanged(); }, false);

}

// Returns the enabled state.

// Override this in subclasses as required to implement the state change.

TextEntryControl.prototype.isEnabled = function() {

    return !this.peerElement.readOnly;

}

// Sets the enabled state.

// Override this in subclasses as required to implement the state change.

TextEntryControl.prototype.setEnabled = function(enabled) {

    uiLogger.debug("TextEntryControl.setEnabled(" + enabled + ")");

    this.peerElement.readOnly = !enabled;

    // update the style

    this.updateStyleFromState();

}

// Returns the control text.

TextEntryControl.prototype.getText = function() {

    return this.peerElement.value;

}

// Sets the text for the control.

TextEntryControl.prototype.setText = function(text) {

    this.peerElement.value = text;

}

// Returns the focusable state for the control.

TextEntryControl.prototype.isFocusable = function() {

    // text entry controls are always focusable

    return true;

}

// Sets the focused state for the control.

// Note: This may not always succeed.

TextEntryControl.prototype.setFocused = function(focused) {

    uiLogger.debug("TextEntryControl.setFocused(" + focused + ")");

    if (focused) {

        this.peerElement.focus();

    } else {

        this.peerElement.blur();

    }

}

// Callback for value change events.

TextEntryControl.prototype.valueChanged = function() {

    uiLogger.debug("TextEntryControl.valueChanged()");

    // notify event listeners

    this.fireEvent(this.createEvent("ValueChanged", this.peerElement.value));

}