mirror of
https://github.com/juce-framework/JUCE.git
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142 lines
4.8 KiB
C++
142 lines
4.8 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE library - "Jules' Utility Class Extensions"
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Copyright 2004-12 by Raw Material Software Ltd.
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------------------------------------------------------------------------------
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JUCE can be redistributed and/or modified under the terms of the GNU General
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Public License (Version 2), as published by the Free Software Foundation.
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A copy of the license is included in the JUCE distribution, or can be found
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online at www.gnu.org/licenses.
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JUCE is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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------------------------------------------------------------------------------
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To release a closed-source product which uses JUCE, commercial licenses are
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available: visit www.rawmaterialsoftware.com/juce for more information.
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==============================================================================
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*/
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#include "../JuceDemoHeader.h"
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#if JUCE_WEB_BROWSER
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//==============================================================================
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/** We'll use a subclass of WebBrowserComponent to demonstrate how to get callbacks
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when the browser changes URL. You don't need to do this, you can just also
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just use the WebBrowserComponent class directly.
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*/
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class DemoBrowserComponent : public WebBrowserComponent
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{
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public:
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//==============================================================================
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DemoBrowserComponent (TextEditor& addressTextBox_)
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: addressTextBox (addressTextBox_)
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{
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}
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// This method gets called when the browser is about to go to a new URL..
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bool pageAboutToLoad (const String& newURL)
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{
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// We'll just update our address box to reflect the new location..
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addressTextBox.setText (newURL, false);
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// we could return false here to tell the browser not to go ahead with
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// loading the page.
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return true;
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}
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private:
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TextEditor& addressTextBox;
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (DemoBrowserComponent)
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};
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//==============================================================================
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class WebBrowserDemo : public Component,
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private TextEditor::Listener,
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private ButtonListener
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{
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public:
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WebBrowserDemo()
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: goButton ("Go", "Go to URL"),
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backButton ("<<", "Back"),
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forwardButton (">>", "Forward")
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{
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setOpaque (true);
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// Create an address box..
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addAndMakeVisible (addressTextBox);
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addressTextBox.setTextToShowWhenEmpty ("Enter a web address, e.g. http://www.juce.com", Colours::grey);
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addressTextBox.addListener (this);
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// create the actual browser component
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addAndMakeVisible (webView = new DemoBrowserComponent (addressTextBox));
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// add some buttons..
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addAndMakeVisible (goButton);
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goButton.addListener (this);
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addAndMakeVisible (backButton);
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backButton.addListener (this);
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addAndMakeVisible (forwardButton);
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forwardButton.addListener (this);
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// send the browser to a start page..
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webView->goToURL ("http://www.juce.com");
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}
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void paint (Graphics& g)
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{
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g.fillAll (Colours::grey);
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}
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void resized() override
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{
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webView->setBounds (10, 45, getWidth() - 20, getHeight() - 55);
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goButton.setBounds (getWidth() - 45, 10, 35, 25);
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addressTextBox.setBounds (100, 10, getWidth() - 155, 25);
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backButton.setBounds (10, 10, 35, 25);
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forwardButton.setBounds (55, 10, 35, 25);
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}
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private:
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ScopedPointer<DemoBrowserComponent> webView;
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TextEditor addressTextBox;
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TextButton goButton, backButton, forwardButton;
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void textEditorTextChanged (TextEditor&) override {}
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void textEditorEscapeKeyPressed (TextEditor&) override {}
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void textEditorFocusLost (TextEditor&) override {}
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void textEditorReturnKeyPressed (TextEditor&) override
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{
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webView->goToURL (addressTextBox.getText());
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}
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void buttonClicked (Button* b) override
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{
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if (b == &backButton)
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webView->goBack();
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else if (b == &forwardButton)
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webView->goForward();
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else if (b == &goButton)
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webView->goToURL (addressTextBox.getText());
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}
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (WebBrowserDemo);
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};
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// This static object will register this demo type in a global list of demos..
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static JuceDemoType<WebBrowserDemo> demo ("10 Components: Web Browser");
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#endif // JUCE_WEB_BROWSER
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