> // //ImageViewer.cpp //Copyright (c) 2015 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED. #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 = (int)action.getClientData(); 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; } |