MediaPlayer: Fetch the clipboard for an url

* This avoid the user to paste in the BTextControl.
* Done also when the window is activated.

src/apps/mediaplayer/NetworkStreamWin.cpp

@@ -10,6 +10,7 @@
 #include <Alert.h>
 #include <Button.h>
 #include <Catalog.h>
+#include <Clipboard.h>
 #include <LayoutBuilder.h>
 
 #include "MainApp.h"
@@ -43,6 +44,8 @@ NetworkStreamWin::NetworkStreamWin(BMessenger target)
 			.End()
 		.End();
 
+	_LookIntoClipboardForUrl();
+
 	CenterOnScreen();
 }
 
@@ -86,3 +89,48 @@ NetworkStreamWin::MessageReceived(BMessage* message)
 			BWindow::MessageReceived(message);
 	}
 }
+
+
+void
+NetworkStreamWin::WindowActivated(bool active)
+{
+	if (active)
+		_LookIntoClipboardForUrl();
+}
+
+
+void
+NetworkStreamWin::_LookIntoClipboardForUrl()
+{
+	// Don't do anything if we already have something
+	// set to avoid annoying the user.
+	if (fTextControl->TextView()->TextLength() > 0)
+		return;
+
+	// Let's see if we already have an url in the clipboard
+	// in that case avoid the user to paste it.
+	if (be_clipboard->Lock()) {
+		char* text = NULL;
+		int32 textLen = 0;
+
+		BMessage* data = be_clipboard->Data();
+		if (data->FindData("text/plain", B_MIME_TYPE,
+				(const void **)&text, &textLen) == B_OK) {
+
+			// NOTE: This is done because urls copied
+			// from WebPositive have the mime string at
+			// the end.
+			// TODO: Looks like a problem in Web+, should
+			// be fixed.
+			text[textLen] = '\0';
+
+			// Before to set the text let's see if it's really
+			// a valid URL.
+			BUrl url(text);
+			if (url.IsValid())
+				fTextControl->SetText(text);
+		}
+
+		be_clipboard->Unlock();
+	}
+}

src/apps/mediaplayer/NetworkStreamWin.h

@@ -20,7 +20,10 @@ public:
 
 	virtual	void				MessageReceived(BMessage* message);
 
+	virtual void				WindowActivated(bool active);
 private:
+			void				_LookIntoClipboardForUrl();
+
 			BMessenger			fTarget;
 			BTextControl*		fTextControl;
 };