/******************************************************************************
*
* Copyright (c) 2015 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.
*
*
* ImageViewer.cpp
*
*****************************************************************************/
#include <oz++/motif/ApplicationView.h>
#include <oz++/motif/MainWindow.h>
#include <oz++/motif/SashlessPanedWindow.h>
#include <oz++/motif/MenuItem.h>
#include <oz++/motif/MenuBar.h>
#include <oz++/motif/PushButton.h>
#include <oz++/motif/CascadeButton.h>
#include <oz++/motif/PulldownMenu.h>
#include <oz++/motif/Scrolled.h>
#include <oz++/motif/Color.h>
#include <oz++/motif/Label.h>
#include <oz++/motif/FileDialog.h>
#include <oz++/Exception.h>
namespace OZ {
class MainView :public ApplicationView {
private:
enum {OPEN, EXIT};
int menuId;
SmartPtr<MainWindow> mainw;
SmartPtr<MenuBar> menubar;
SmartPtr<CascadeButton> file;
SmartPtr<PulldownMenu> pulldownm;
SmartPtr<SashlessPanedWindow> panedw;
SmartPtr<Label> title;
SmartPtr<PixmapFile> pixmapf;
SmartPtr<Scrolled<Label> > scrolledLabel;
SmartPtr<FileDialog> fileDialog;
void fileMenu(Action& action)
{
this->menuId = action.getClientIntData();
switch(menuId) {
case OPEN:
fileDialog->manage();
break;
case EXIT:
confirm(action);
break;
}
}
void cancel(Action& action)
{
fileDialog ->unmanage();
}
void open(Action& action)
{
XmFileSelectionBoxCallbackStruct* cbs =
(XmFileSelectionBoxCallbackStruct*)action.getCallData();
CompoundString cs(cbs->value);
char* filename;
cs.get(&filename);
//printf("filename: %s\n", filename);
if (menuId == OPEN) {
Label* label = scrolledLabel -> getItem();
try {
PixmapFile* pfile = new PixmapFile(getDisplay(), filename);
if (pfile) {
unsigned int w, h, bw, d;
pfile -> getGeometry(&w, &h, &bw, &d);
printf("Depth %d\n", d);
label -> unmanage();
pixmapf = NULL;
pixmapf = pfile;
label->set(XmNlabelPixmap, (XtArgVal)pixmapf -> get());
label -> manage();
char* name = filename;
char* slash = strrchr(filename, '/');
if (slash) {
name = ++slash;
}
CompoundString cs(name);
title -> set(XmNlabelString, cs);
}
} catch (Exception& ex) {
caught(ex);
}
}
XtFree(filename);
fileDialog ->unmanage();
}
public:
MainView(Application& applet, const char* name, Args& args)
:ApplicationView(applet, name, args)
{
static MenuItem items[] = {
{PUSHBUTTON, "open", "Open", OPEN, ZERO},
{SEPARATOR, "sep", "", 0, ZERO},
{PUSHBUTTON, "exit", "Exit", EXIT, ZERO}
};
Args ar;
mainw = new MainWindow(this, "mainw", ar);
ar.reset();
menubar = new MenuBar(mainw, "menubar", ar);
CompoundString cs("File");
ar.reset();
ar.set(XmNlabelString, cs);
file = new CascadeButton(menubar, "File", ar);
ar.reset();
pulldownm = new PulldownMenu(menubar, "pulldownm", ar);
pulldownm -> addItem(items, XtNumber(items),
this, (Callback)&MainView::fileMenu);
file -> set(XmNsubMenuId, pulldownm);
ar.reset();
ar.set(XmNorientation, XmVERTICAL);
panedw = new SashlessPanedWindow(mainw, "", ar);
CompoundString ls(" ");
ar.reset();
ar.set(XmNlabelType, XmSTRING);
ar.set(XmNlabelString, ls);
ar.set(XmNalignment, XmALIGNMENT_BEGINNING);
title = new Label(panedw, "", ar);
pixmapf = NULL;
ar.reset();
ar.set(XmNscrollingPolicy, XmAUTOMATIC);
ar.set(XmNscrollBarDisplayPolicy, XmVARIABLE);
ar.set(XmNlabelType, XmPIXMAP);
scrolledLabel = new Scrolled<Label>(panedw, "scrolledLabel", ar);
ar.reset();
fileDialog = new FileDialog(this, "FileDialog", ar);
fileDialog -> getFileBox()
-> addCallback(XmNokCallback, this,
(Callback)&MainView::open, NULL);
fileDialog -> getFileBox()
-> addCallback(XmNcancelCallback, this,
(Callback)&MainView::cancel, NULL);
}
~MainView()
{
}
};
}
//
int main(int argc, char** argv) {
try {
const char* appclass = argv[0];
Application applet(appclass, argc, argv);
Args args;
args.set(XmNgeometry, "400x400");
MainView view(applet, argv[0], args);
view.realize();
applet.run();
} catch (Exception& ex) {
caught(ex);
}
return 0;
}