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Tutorial Textarea

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Tutorial Textarea


Tutorial 1 : Simple TextArea
Datei: /pages/tutorials/textarea/textarea-01.php

<?php
class Textarea01 extends Page {
    public function InitializeComponent() {
        parent::$PAGE_TITLE = "Tutorial : Simple TextArea";
        
        $this->render = new TextArea($this);
        $this->render->setValue("Simple TextArea");
    }
}
?>


Tutorial 2 : Simple TextArea with auto height
Datei: /pages/tutorials/textarea/textarea-02.php

<?php
class Textarea02 extends Page {
    public function InitializeComponent() {
        parent::$PAGE_TITLE = "Tutorial : Simple TextArea with 
                                auto height";
        
        $this->render = new TextArea($this);
        $text = "TextArea with\nauto height\nand carriage return\n";
        $text .= "Write text in this area to try auto height !!!";
        $this->render->setValue($text);
        $this->render->setAutoHeight();
        $this->render->setWidth(350);
    }
}
?>


Tutorial 3 : TextArea withLiveValidation
Datei: /pages/tutorials/textarea/textarea-03.php

<?php
class Textarea03 extends Page {
    public function InitializeComponent() {
        parent::$PAGE_TITLE = "Tutorial : TextArea with
                                LiveValidation";
        
        $this->render = new Form($this);
        
        $textarea = new TextArea($this->render);
        $textarea->setValue("TextArea with LiveValidation");
        $lv = new LiveValidation();
        $lv->addValidatePresence();
        $textarea->setLiveValidation($lv);
        $textarea->setWidth(300);
        
        $this->render->setContent($textarea);
    }
}
?>


Tutorial 4 : TextArea with onchange event
Datei: /pages/tutorials/textarea/textarea-04.php

<?php
class Textarea04 extends Page {
    public function InitializeComponent() {
        parent::$PAGE_TITLE = "Tutorial : TextArea with 
                            onchange event";
        
        $this->render = new Form($this);
        
        $this->textarea = new TextArea($this->render);
        $this->textarea->setValue("TextArea with onchange event");
        $this->textarea->setWidth(300);
        $this->textarea->onChange("onChangeTextArea");
        
        $this->render->setContent($this->textarea);
    }
    
    public function onChangeTextArea($sender) {
        alert("TextArea value : ".$this->textarea->getValue());
    }
}
?>


Tutorial 5 : TextArea with height and width defined and no wrap text
Datei: /pages/tutorials/textarea/textarea-05.php

<?php
class Textarea05 extends Page {
    public function InitializeComponent() {
        parent::$PAGE_TITLE = "Tutorial : TextArea with height 
                            and width defined and no wrap text";
        
        $this->render = new TextArea($this);
        $text = "TextArea with height\n";
        $text .= "and width defined and no wrap text\n";
        $text .= "This is a loooooooooooooooooonnnnnnnnnnnnnnnnnnnnnnnnnggggggggggggg string";
        $this->render->setValue($text);
        $this->render->noWrap()->setHeight(100)->setWidth(300);
    }
}
?>


Tutorial 6 : TextArea disabled
Datei: /pages/tutorials/textarea/textarea-06.php

<?php
class Textarea06 extends Page {
    public function InitializeComponent() {
        parent::$PAGE_TITLE = "Tutorial : TextArea disabled";
        
        $this->render = new TextArea($this);
        $this->render->setValue("TextArea disabled");
        $this->render->disable();
    }
}
?>


Tutorial 7 : TextArea with PHP code editor
Datei: /pages/tutorials/textarea/textarea-07.php

<?php
class Textarea07 extends Page {
    public function InitializeComponent() {
        parent::$PAGE_TITLE = "Tutorial : TextArea with 
                                PHP code editor";
        
        // Read PHP code of the current file
        $code_file = new File(__FILE__);
        $code = $code_file->read();
        $code_file->close();
        
        // Create TextArea
        $this->render = new TextArea($this);
        $this->render->setValue($code);
        $this->render->setWidth(550)->setHeight(300);
        $this->render->activateSourceCodeEdit("php");
    }
}
?>



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