OZ++ Sample: DropComboBox |
/******************************************************************************
*
* Copyright (c) 2014 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer.
*
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*
* DropComboBox.cpp
*
*****************************************************************************/
#include <oz++/motif/ApplicationView.h>
#include <oz++/motif/DropdownComboBox.h>
#include <oz++/motif/CompoundStringList.h>
namespace OZ {
class MainView :public ApplicationView {
private:
SmartPtr<DropdownComboBox> combo;
void selected(Action& action)
{
XmComboBoxCallbackStruct* cbs =
(XmComboBoxCallbackStruct*)action.getCallData();
CompoundString cs(cbs -> item_or_text);
char* item;
cs.get(&item);
printf("item: %s\n", item);
XtFree(item);
}
public:
MainView(Application& applet, const char* name, Args& args)
:ApplicationView(applet, name, args)
{
static const char* items[] = {
"January", "February", "March", "April",
"May", "June", "July", "August",
"September", "October", "November", "December"};
CompoundStringList csl(items, XtNumber(items));
Args ar;
ar.set(XmNitems, csl);
ar.set(XmNvisibleItemCount, 6);
ar.set(XmNitemCount, XtNumber(items));
combo = new DropdownComboBox(this, "list", ar);
combo -> addCallback(XmNselectionCallback, this,
(Callback)&MainView::selected, NULL);
}
~MainView()
{
}
};
}
//
int main(int argc, char** argv)
{
try {
const char* appclass = argv[0];
Application applet(appclass, argc, argv);
Args args;
MainView view(applet, argv[0], args);
view.realize();
applet.run();
} catch (Exception& ex) {
caught(ex);
}
return 0;
}