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      1 /*
      2  * Copyright 2007, The Android Open Source Project
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  *  * Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  *  * Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #include "config.h"
     27 #include "Widget.h"
     28 
     29 #include "Font.h"
     30 #include "FrameView.h"
     31 #include "GraphicsContext.h"
     32 #include "NotImplemented.h"
     33 #include "WebCoreFrameBridge.h"
     34 #include "WebCoreViewBridge.h"
     35 #include "WebViewCore.h"
     36 
     37 namespace WebCore {
     38 
     39 Widget::Widget(PlatformWidget widget)
     40 {
     41     init(widget);
     42 }
     43 
     44 Widget::~Widget()
     45 {
     46     ASSERT(!parent());
     47     releasePlatformWidget();
     48 }
     49 
     50 IntRect Widget::frameRect() const
     51 {
     52     if (!platformWidget())
     53         return m_frame;
     54     return platformWidget()->getBounds();
     55 }
     56 
     57 void Widget::setFocus(bool focused)
     58 {
     59     notImplemented();
     60 }
     61 
     62 void Widget::paint(GraphicsContext* ctx, const IntRect& r)
     63 {
     64 }
     65 
     66 void Widget::releasePlatformWidget()
     67 {
     68     Release(platformWidget());
     69 }
     70 
     71 void Widget::retainPlatformWidget()
     72 {
     73     Retain(platformWidget());
     74 }
     75 
     76 void Widget::setCursor(const Cursor& cursor)
     77 {
     78     notImplemented();
     79 }
     80 
     81 void Widget::show()
     82 {
     83     notImplemented();
     84 }
     85 
     86 void Widget::hide()
     87 {
     88     notImplemented();
     89 }
     90 
     91 void Widget::setFrameRect(const IntRect& rect)
     92 {
     93     m_frame = rect;
     94     // platformWidget() is 0 when called from Scrollbar
     95     if (!platformWidget())
     96         return;
     97     platformWidget()->setLocation(rect.x(), rect.y());
     98     platformWidget()->setSize(rect.width(), rect.height());
     99 }
    100 
    101 void Widget::setIsSelected(bool isSelected)
    102 {
    103     notImplemented();
    104 }
    105 
    106 int Widget::textWrapWidth() const
    107 {
    108     const Widget* widget = this;
    109     while (!widget->isFrameView()) {
    110         widget = widget->parent();
    111         if (!widget)
    112             break;
    113     }
    114     if (!widget)
    115         return 0;
    116     android::WebViewCore* core = android::WebViewCore::getWebViewCore(
    117         static_cast<const ScrollView*>(widget));
    118     if (!core)
    119         return 0;
    120     return core->textWrapWidth();
    121 }
    122 
    123 } // WebCore namepsace
    124