Create a simple example of using the COM-based C++ listeners.
A new onclick event is attached (via C++) to the WebKit logo
in the default test pattern displayed on startup. Clicking on
the logo causes a message box to be displayed.
https://bugs.webkit.org/show_bug.cgi?id=61885
Reviewed by Brian Weinstein.
* WinLauncher/DOMDefaultImpl.h: Added. Stub implementation of
the WebScriptObject and DOMEventListener.
* WinLauncher/WinLauncher.cpp:
(SimpleEventListener::SimpleEventListener): Example implementation
of a simple DOM event listener.
(SimpleEventListener::handleEvent):
(WinLauncherWebHost::didFinishLoadForFrame): Added implementation
to bind a C++ method to the 'onclick' event for the WebKit logo.
(_tWinMain):
* WinLauncher/WinLauncher.h:
* WinLauncher/WinLauncher.vcproj: Add new DOMDefaultImpl.h file.
git-svn-id: http://svn.webkit.org/repository/webkit/trunk@89144 268f45cc-cd09-0410-ab3c-d52691b4dbfc
diff --git a/Tools/WinLauncher/WinLauncher.cpp b/Tools/WinLauncher/WinLauncher.cpp
index e1ed132..d9f46bd 100644
--- a/Tools/WinLauncher/WinLauncher.cpp
+++ b/Tools/WinLauncher/WinLauncher.cpp
@@ -27,19 +27,19 @@
#include "stdafx.h"
#include "WinLauncher.h"
-#include <WebKit/WebKitCOMAPI.h>
-#include <string>
+#include "DOMDefaultImpl.h"
+#include "PrintWebUIDelegate.h"
+#include <WebKit/WebKitCOMAPI.h>
#include <commctrl.h>
#include <commdlg.h>
#include <objbase.h>
#include <shellapi.h>
#include <shlwapi.h>
+#include <string>
#include <wininet.h>
-#include "PrintWebUIDelegate.h"
-
#define MAX_LOADSTRING 100
#define URLBAR_HEIGHT 24
@@ -82,6 +82,27 @@
return s_fullDesktop;
}
+class SimpleEventListener : public DOMEventListener {
+public:
+ SimpleEventListener(LPWSTR type)
+ {
+ wcsncpy_s(m_eventType, 100, type, 100);
+ m_eventType[99] = 0;
+ }
+
+ virtual HRESULT STDMETHODCALLTYPE handleEvent(IDOMEvent* evt)
+ {
+ wchar_t message[255];
+ wcscpy_s(message, 255, m_eventType);
+ wcscat_s(message, 255, L" event fired!");
+ ::MessageBox(0, message, L"Event Handler", MB_OK);
+ return S_OK;
+ }
+
+private:
+ wchar_t m_eventType[100];
+};
+
HRESULT WinLauncherWebHost::updateAddressBar(IWebView* webView)
{
IWebFrame* mainFrame = 0;
@@ -150,6 +171,36 @@
return newRef;
}
+HRESULT WinLauncherWebHost::didFinishLoadForFrame(IWebView* webView, IWebFrame* frame)
+{
+ IDOMDocument* doc = 0;
+ frame->DOMDocument(&doc);
+
+ IDOMElement* element = 0;
+ IDOMEventTarget* target = 0;
+ HRESULT hr = doc->getElementById(L"webkit logo", &element);
+ if (!SUCCEEDED(hr))
+ goto exit;
+
+ hr = element->QueryInterface(IID_IDOMEventTarget, reinterpret_cast<void**>(&target));
+ if (!SUCCEEDED(hr))
+ goto exit;
+
+ hr = target->addEventListener(L"click", new SimpleEventListener (L"webkit logo click"), FALSE);
+ if (!SUCCEEDED(hr))
+ goto exit;
+
+exit:
+ if (target)
+ target->Release();
+ if (element)
+ element->Release();
+ if (doc)
+ doc->Release();
+
+ return hr;
+}
+
static void resizeSubViews()
{
if (usesLayeredWebView() || !gViewWindow)
@@ -292,7 +343,7 @@
if (FAILED(hr))
goto exit;
- static BSTR defaultHTML = SysAllocString(TEXT("<p style=\"background-color: #00FF00\">Testing</p><img src=\"http://webkit.org/images/icon-gold.png\" alt=\"Face\"><div style=\"border: solid blue; background: white;\" contenteditable=\"true\">div with blue border</div><ul><li>foo<li>bar<li>baz</ul>"));
+ static BSTR defaultHTML = SysAllocString(TEXT("<p style=\"background-color: #00FF00\">Testing</p><img id=\"webkit logo\" src=\"http://webkit.org/images/icon-gold.png\" alt=\"Face\"><div style=\"border: solid blue; background: white;\" contenteditable=\"true\">div with blue border</div><ul><li>foo<li>bar<li>baz</ul>"));
frame->loadHTMLString(defaultHTML, 0);
frame->Release();
