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| author | Ben Murdoch <benm@google.com> | 2010-06-15 19:36:43 +0100 |
|---|---|---|
| committer | Ben Murdoch <benm@google.com> | 2010-06-16 14:52:28 +0100 |
| commit | 545e470e52f0ac6a3a072bf559c796b42c6066b6 (patch) | |
| tree | c0c14763654d84d37577dde512c3d3b4699a9e86 /WebKit/qt/docs/webkitsnippets/qtwebkit_bridge_snippets.cpp | |
| parent | 719298a66237d38ea5c05f1547123ad8aacbc237 (diff) | |
| download | external_webkit-545e470e52f0ac6a3a072bf559c796b42c6066b6.zip external_webkit-545e470e52f0ac6a3a072bf559c796b42c6066b6.tar.gz external_webkit-545e470e52f0ac6a3a072bf559c796b42c6066b6.tar.bz2 | |
Merge webkit.org at r61121: Initial merge by git.
Change-Id: Icd6db395c62285be384d137164d95d7466c98760
Diffstat (limited to 'WebKit/qt/docs/webkitsnippets/qtwebkit_bridge_snippets.cpp')
| -rw-r--r-- | WebKit/qt/docs/webkitsnippets/qtwebkit_bridge_snippets.cpp | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/WebKit/qt/docs/webkitsnippets/qtwebkit_bridge_snippets.cpp b/WebKit/qt/docs/webkitsnippets/qtwebkit_bridge_snippets.cpp new file mode 100644 index 0000000..62eeeca --- /dev/null +++ b/WebKit/qt/docs/webkitsnippets/qtwebkit_bridge_snippets.cpp @@ -0,0 +1,177 @@ + +void wrapInFunction() +{ + + //! [0] + // ... + QWebFrame *frame = myWebPage->mainFrame(); + frame->addToJavaScriptWindowObject("someNameForMyObject", myObject); + // ... + //! [0] +#if 0 + //! [1] + { + width: ..., + height: ..., + toDataURL: function() { ... }, + assignToHTMLImageElement: function(element) { ... } + } + //! [1] +#endif + //! [2] + class MyObject : QObject { + Q_OBJECT + Q_PROPERTY(QPixmap myPixmap READ getPixmap) + + public: + QPixmap getPixmap() const; + }; + + /* ... */ + + MyObject myObject; + myWebPage.mainFrame()->addToJavaScriptWindowObject("myObject", &myObject); + + //! [2] +#if 0 + //! [3] + <html> + <head> + <script> + function loadImage() { + myObject.myPixmap.assignToHTMLImageElement(document.getElementById("imageElement")); + } + </script> + </head> + <body onload="loadImage()"> + <img id="imageElement" width="300" height="200" /> + </body> + </html> + //! [3] +#endif + //! [4] + class MyObject : QObject { + Q_OBJECT + + public slots: + void doSomethingWithWebElement(const QWebElement&); + }; + + /* ... */ + + MyObject myObject; + myWebPage.mainFrame()->addToJavaScriptWindowObject("myObject", &myObject); + + //! [4] +#if 0 + //! [5] + <html> + <head> + <script> + function runExample() { + myObject.doSomethingWithWebElement(document.getElementById("someElement")); + } + </script> + </head> + <body onload="runExample()"> + <span id="someElement">Text</span> + </body> + </html> + //! [5] + //! [6] + connect(function); + //! [6] + //! [7] + function myInterestingScriptFunction() { ... } + ... + myQObject.somethingChanged.connect(myInterestingScriptFunction); + //! [7] + //! [8] + myQObject.somethingChanged.connect(myOtherQObject.doSomething); + //! [8] + //! [9] + myQObject.somethingChanged.disconnect(myInterestingFunction); + myQObject.somethingChanged.disconnect(myOtherQObject.doSomething); + //! [9] + //! [10] + connect(thisObject, function) + //! [10] + //! [11] + var obj = { x: 123 }; + var fun = function() { print(this.x); }; + myQObject.somethingChanged.connect(obj, fun); + //! [11] + //! [12] + myQObject.somethingChanged.disconnect(obj, fun); + //! [12] + //! [13] + connect(function); + //! [13] + //! [14] + connect(thisObject, functionName) + //! [14] + //! [15] + var obj = { x: 123, fun: function() { print(this.x); } }; + myQObject.somethingChanged.connect(obj, "fun"); + //! [15] + //! [16] + connect(function); + //! [16] + //! [17] + myQObject.somethingChanged.disconnect(obj, "fun"); + //! [17] + //! [18] + try { + myQObject.somethingChanged.connect(myQObject, "slotThatDoesntExist"); + } catch (e) { + print(e); + } + //! [18] + //! [19] + myQObject.somethingChanged("hello"); + //! [19] + //! [20] + myQObject.myOverloadedSlot(10); // will call the int overload + myQObject.myOverloadedSlot("10"); // will call the QString overload + //! [20] + //! [21] + myQObject['myOverloadedSlot(int)']("10"); // call int overload; the argument is converted to an int + myQObject['myOverloadedSlot(QString)'](10); // call QString overload; the argument is converted to a string + //! [21] + //! [22] + class MyObject : public QObject + { + Q_OBJECT + + public: + Q_INVOKABLE void thisMethodIsInvokableInQtScript(); + void thisMethodIsNotInvokableInQtScript(); + + ... + }; + //! [22] + //! [23] + Q_PROPERTY(bool enabled READ enabled WRITE setEnabled) + //! [23] + //! [24] + myQObject.enabled = true; + + ... + + myQObject.enabled = !myQObject.enabled; + //! [24] + //! [25] + myQObject.enabled = true; + + ... + + myQObject.enabled = !myQObject.enabled; + //! [25] + //! [26] + myDialog.okButton + myDialog.okButton.objectName = "cancelButton"; + // from now on, myDialog.cancelButton references the button + //! [26] +#endif +} + |