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Diffstat (limited to 'examples/org.eclipse.swt.examples.ole.win32/org/eclipse/swt/examples/ole/win32/OleWebBrowser.java')
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diff --git a/examples/org.eclipse.swt.examples.ole.win32/org/eclipse/swt/examples/ole/win32/OleWebBrowser.java b/examples/org.eclipse.swt.examples.ole.win32/org/eclipse/swt/examples/ole/win32/OleWebBrowser.java
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+++ b/examples/org.eclipse.swt.examples.ole.win32/org/eclipse/swt/examples/ole/win32/OleWebBrowser.java
@@ -0,0 +1,251 @@
+package org.eclipse.swt.examples.ole.win32;
+
+/*
+ * (c) Copyright IBM Corp. 2000, 2001.
+ * All Rights Reserved
+ */
+
+import org.eclipse.swt.*;
+import org.eclipse.swt.widgets.*;
+import org.eclipse.swt.ole.win32.*;
+
+/**
+ * Wrapper for an OleAutomation object used to send commands
+ * to a Win32 "Shell.Explorer" OLE control.
+ *
+ * Instances of this class manage the setup, typical use and teardown of
+ * a simple web browser.
+ */
+class OleWebBrowser {
+ /* See the Windows Platform SDK documentation for more information about the
+ * OLE control used here and its usage.
+ */
+ // Generated from typelib filename: shdocvw.dll
+
+ // Constants for WebBrowser CommandStateChange
+ public static final int CSC_UPDATECOMMANDS = -1;
+ public static final int CSC_NAVIGATEFORWARD = 1;
+ public static final int CSC_NAVIGATEBACK = 2;
+
+ // COnstants for Web Browser ReadyState
+ public static final int READYSTATE_UNINITIALIZED = 0;
+ public static final int READYSTATE_LOADING = 1;
+ public static final int READYSTATE_LOADED = 2;
+ public static final int READYSTATE_INTERACTIVE = 3;
+ public static final int READYSTATE_COMPLETE = 4;
+
+ // Web Browser Control Events
+ public static final int BeforeNavigate = 100; // Fired when a new hyperlink is being navigated to.
+ public static final int NavigateComplete = 101; // Fired when the document being navigated to becomes visible and enters the navigation stack.
+ public static final int StatusTextChange = 102; // Statusbar text changed.
+ public static final int ProgressChange = 108; // Fired when download progress is updated.
+ public static final int DownloadComplete = 104; // Download of page complete.
+ public static final int CommandStateChange = 105; // The enabled state of a command changed
+ public static final int DownloadBegin = 106; // Download of a page started.
+ public static final int NewWindow = 107; // Fired when a new window should be created.
+ public static final int TitleChange = 113; // Document title changed.
+ public static final int FrameBeforeNavigate = 200; // Fired when a new hyperlink is being navigated to in a frame.
+ public static final int FrameNavigateComplete = 201; // Fired when a new hyperlink is being navigated to in a frame.
+ public static final int FrameNewWindow = 204; // Fired when a new window should be created.
+ public static final int Quit = 103; // Fired when application is quiting.
+ public static final int WindowMove = 109; // Fired when window has been moved.
+ public static final int WindowResize = 110; // Fired when window has been sized.
+ public static final int WindowActivate = 111; // Fired when window has been activated.
+ public static final int PropertyChange = 112; // Fired when the PutProperty method has been called.
+
+ // Web Browser properties
+ public static final int DISPID_READYSTATE = -525;
+
+ private OleAutomation oleAutomation;
+
+ /**
+ * Creates a Web browser control.
+ * <p>
+ * Typical use:<br>
+ * <code>
+ * OleControlSite oleControlSite = new OleControlSite(oleFrame, style, "Shell.Explorer");<br>
+ * OleAutomation oleAutomation = new OleAutomation(oleControlSite);<br>
+ * OleWebBrowser webBrowser = new OleWebBrowser(oleControlSite, oleAutomation);<br>
+ * </code>
+ *
+ * @param oleAutomation the OleAutomation object for this control.
+ * @param oleControlSite the OleControlSite object for this control.
+ */
+ public OleWebBrowser(OleAutomation oleAutomation) {
+ this.oleAutomation = oleAutomation;
+ }
+
+
+ /**
+ * Disposes of the Web browser control.
+ */
+ public void dispose() {
+ if (oleAutomation != null) oleAutomation.dispose();
+ oleAutomation = null;
+ }
+
+ /*
+ * Interact with the Control via OLE Automation
+ *
+ * Note: You can hard code the DISPIDs if you know them beforehand
+ * this is of course the fastest way, but you increase coupling
+ * to the control.
+ */
+
+ /**
+ * Returns the current web page title.
+ *
+ * @return the current web page title String
+ */
+ public String getLocationName() {
+ // dispid=210, type=PROPGET, name="LocationName"
+ int[] rgdispid = oleAutomation.getIDsOfNames(new String[]{"LocationName"});
+ int dispIdMember = rgdispid[0];
+ Variant pVarResult = oleAutomation.getProperty(dispIdMember);
+ if (pVarResult == null) return null;
+ return pVarResult.getString();
+ }
+
+ /**
+ * Returns the current URL.
+ *
+ * @return the current URL String
+ */
+ public String getLocationURL() {
+ // dispid=211, type=PROPGET, name="LocationURL"
+ int[] rgdispid = oleAutomation.getIDsOfNames(new String[]{"LocationURL"});
+ int dispIdMember = rgdispid[0];
+
+ Variant pVarResult = oleAutomation.getProperty(dispIdMember);
+ if (pVarResult == null) return null;
+ return pVarResult.getString();
+ }
+
+ /**
+ * Returns the current state of the control.
+ *
+ * @return the current state of the control, one of:
+ * READYSTATE_UNINITIALIZED;
+ * READYSTATE_LOADING;
+ * READYSTATE_LOADED;
+ * READYSTATE_INTERACTIVE;
+ * READYSTATE_COMPLETE.
+ */
+ public int getReadyState() {
+ // dispid=4294966771, type=PROPGET, name="ReadyState"
+ int[] rgdispid = oleAutomation.getIDsOfNames(new String[]{"ReadyState"});
+ int dispIdMember = rgdispid[0];
+
+ Variant pVarResult = oleAutomation.getProperty(dispIdMember);
+ if (pVarResult == null) return -1;
+ return pVarResult.getInt();
+ }
+
+ /**
+ * Navigates backwards through previously visited web sites.
+ *
+ * @return the platform-defined result code for the "GoBack" method invocation
+ */
+ public int GoBack() {
+
+ // dispid=100, type=METHOD, name="GoBack"
+ int[] rgdispid = oleAutomation.getIDsOfNames(new String[]{"GoBack"});
+ int dispIdMember = rgdispid[0];
+
+ Variant pVarResult = oleAutomation.invoke(dispIdMember);
+ if (pVarResult == null) return 0;
+ return pVarResult.getInt();
+ }
+
+ /**
+ * Navigates backwards through previously visited web sites.
+ *
+ * @return the platform-defined result code for the "GoForward" method invocation
+ */
+ public int GoForward() {
+
+ // dispid=101, type=METHOD, name="GoForward"
+ int[] rgdispid = oleAutomation.getIDsOfNames(new String[]{"GoForward"});
+ int dispIdMember = rgdispid[0];
+
+ Variant pVarResult = oleAutomation.invoke(dispIdMember);
+ if (pVarResult == null) return 0;
+ return pVarResult.getInt();
+ }
+
+ /**
+ * Navigates to home page.
+ *
+ * @return the platform-defined result code for the "GoHome" method invocation
+ */
+ public int GoHome() {
+ // dispid=102, type=METHOD, name="GoHome"
+ int[] rgdispid = oleAutomation.getIDsOfNames(new String[]{"GoHome"});
+ int dispIdMember = rgdispid[0];
+
+ Variant pVarResult = oleAutomation.invoke(dispIdMember);
+ if (pVarResult == null) return 0;
+ return pVarResult.getInt();
+ }
+
+ /**
+ * Navigates to user-specified Web search gateway.
+ *
+ * @return the platform-defined result code for the "GoSearch" method invocation
+ */
+ public int GoSearch() {
+ // dispid=103, type=METHOD, name="GoSearch"
+ int[] rgdispid = oleAutomation.getIDsOfNames(new String[]{"GoSearch"});
+ int dispIdMember = rgdispid[0];
+
+ Variant pVarResult = oleAutomation.invoke(dispIdMember);
+ if (pVarResult == null) return 0;
+ return pVarResult.getInt();
+ }
+
+ /**
+ * Navigates to a particular URL.
+ *
+ * @return the platform-defined result code for the "Navigate" method invocation
+ */
+ public int Navigate(String url) {
+ // dispid=104, type=METHOD, name="Navigate"
+ int[] rgdispid = oleAutomation.getIDsOfNames(new String[]{"Navigate", "URL"});
+ int dispIdMember = rgdispid[0];
+
+ Variant[] rgvarg = new Variant[1];
+ rgvarg[0] = new Variant(url);
+ int[] rgdispidNamedArgs = new int[1];
+ rgdispidNamedArgs[0] = rgdispid[1]; // identifier of argument
+ Variant pVarResult = oleAutomation.invoke(dispIdMember, rgvarg, rgdispidNamedArgs);
+
+ if (pVarResult == null) return 0;
+ return pVarResult.getInt();
+ }
+
+ /**
+ * Refreshes the currently viewed page.
+ *
+ * @return the platform-defined result code for the "Refresh" method invocation
+ */
+ public void Refresh(){
+ // dispid= 4294966746, type=METHOD, name="Refresh"
+ int[] rgdispid = oleAutomation.getIDsOfNames(new String[]{"Refresh"});
+ int dispIdMember = rgdispid[0];
+
+ oleAutomation.invokeNoReply(dispIdMember);
+ }
+
+ /**
+ * Aborts loading of the currnet page.
+ *
+ * @return the platform-defined result code for the "Stop" method invocation
+ */
+ public void Stop() {
+ // dispid=106, type=METHOD, name="Stop"
+ int[] rgdispid = oleAutomation.getIDsOfNames(new String[]{"Stop"});
+ int dispIdMember = rgdispid[0];
+
+ Variant pVarResult = oleAutomation.invoke(dispIdMember);
+ }
+}

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