OZ++ Sample: MultipleScrolledImageViews |
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* Copyright (c) 2017 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED.
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* ScrolledImageView.cpp
*
*****************************************************************************/
//2017/05/10 This is a simple example to use ScrolledImageView in a MainWindow
// with a menubar.
#include <oz++/motif/ApplicationView.h>
#include <oz++/motif/MainWindow.h>
#include <oz++/motif/MenuBar.h>
#include <oz++/motif/CascadeButton.h>
#include <oz++/motif/PulldownMenu.h>
#include <oz++/motif/ScrolledImageView.h>
#include <oz++/motif/Color.h>
#include <oz++/motif/DC.h>
#include <oz++/motif/RenderTable.h>
#include <oz++/RECT.h>
namespace OZ {
class MainView :public ApplicationView {
private:
//////////////////////////////////////////////////////////
//Inner class starts.
class SimpleView :public ScrolledImageView {
private:
CompoundString cs;
virtual void createPixmap()
{
//We are ready to create a pixmap
Args ar;
ar.set(XmNfontName, "Times-a");
ar.set(XmNfontSize, 28);
RenderTable renderTable(this, "", ar);
Display* dsp = getDisplay();
uint width = 1200;
uint height = 800;
Color color(this);
Window window = getWindow();
//Create a empty pixmap
Pixmap pixmap = XCreatePixmap(dsp, window, width, height,
DefaultDepth(dsp,0));
//Get a graphic context to the pixmap.
DC dc(dsp, pixmap);
//Draw something on the dc.
Pixel backc = color.color256(18, 40, 100);
dc.setForeground(backc);
dc.fillRectangle(0, 0, width, height);
dc.setRenderTable(renderTable.get());
dc.setForeground(color.color256(0, 255, 0)); //green
dc.fillRectangle(240, 200, 200, 100);
dc.setForeground(color.color256(255, 0, 0)); //red
dc.setArcMode(ArcPieSlice);
dc.fillArc(200, 200, 130, 130, 45*360, 120*360);
dc.setForeground(color.color256(0, 0, 255)); //blue
dc.fillArc(20, 200, 130, 130, 45*360, 120*360);
dc.setForeground(color.color256(255, 255, 255)); //white
cs.move(50, 50);
cs.draw(&dc);
//Set the pixmap to the member variable in ScrolledImageView.
setPixmap(pixmap);
showImageGeometry();
}
public:
SimpleView(View* parent, const char* name, Args& args)
:ScrolledImageView(parent, name, args)
,cs((const char*)args.get(XmNlabelString))
{
const char* string = cs.unparse();
printf("strig %s\n", string);
}
};
//Inner class ends.
//////////////////////////////////////////////////////////
private:
enum {NEW, OPEN, SAVE, EXIT,
CUT, COPY, PASTE,FIND, REPLACE };
SmartPtr<MainWindow> mainw;
SmartPtr<BulletinBoard> bboard;
SmartPtr<MenuBar> menubar;
SmartPtr<CascadeButton> file;
SmartPtr<CascadeButton> edit;
SmartPtr<PulldownMenu> pulldownm;
SmartPtr<PulldownMenu> epulldownm;
SmartPtr<SimpleView> view1;
SmartPtr<SimpleView> view2;
void layout()
{
if (bboard && view1 && view2) {
int w = bboard->width();
int h = bboard->height();
view1 ->reshape(0, 0, w/2, h);
view2 ->reshape(w/2, 0, w/2, h);
}
}
void mapNotify(Event& ev)
{
}
void structureNotify(Event& event)
{
XEvent* xev = event.getXEvent();
if (xev->type == MapNotify) {
mapNotify(event);
}
if (xev->type == ConfigureNotify) {
XConfigureEvent* xcv = (XConfigureEvent*)xev;
layout();
}
}
void fileMenu(Action& action)
{
int menuId = action.getClientIntData();
printf("fileMenu %d\n", menuId);
if(menuId == EXIT) {
exit(action);
}
}
void editMenu(Action& action)
{
int menuId = (int)action.getClientIntData();
printf("editMenu %d\n", menuId);
}
public:
MainView(Application& applet, const char* name, Args& args)
:ApplicationView(applet, name, args)
{
static MenuItem items[] = {
{PUSHBUTTON, "new", "New", NEW, ZERO},
{PUSHBUTTON, "open", "Open", OPEN, ZERO},
{PUSHBUTTON, "save", "Save", SAVE, ZERO},
{PUSHBUTTON, "exit", "Exit", EXIT, ZERO}
};
static MenuItem eitems[] = {
{PUSHBUTTON, "cut", "Cut", CUT, ZERO},
{PUSHBUTTON, "copy", "Copy", COPY, ZERO},
{PUSHBUTTON, "paste", "Paste", PASTE, ZERO},
{PUSHBUTTON, "find", "Find", FIND, ZERO},
{PUSHBUTTON, "replace", "Replace", REPLACE, 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();
ar.set(XmNtearOffModel, XmTEAR_OFF_ENABLED);
pulldownm = new PulldownMenu(menubar, "pulldownm", ar);
pulldownm -> addItem(items, XtNumber(items),
this, (Callback)&MainView::fileMenu);
file -> set(XmNsubMenuId, pulldownm);
CompoundString ecs("Edit");
ar.reset();
ar.set(XmNlabelString, ecs);
edit = new CascadeButton(menubar, "Edit", ar);
ar.reset();
ar.set(XmNtearOffModel, XmTEAR_OFF_ENABLED);
epulldownm = new PulldownMenu(menubar, "epulldownm", ar);
epulldownm -> addItem(eitems, XtNumber(eitems),
this, (Callback)&MainView::editMenu);
edit -> set(XmNsubMenuId, epulldownm);
ar.reset();
bboard = new BulletinBoard(mainw, "", ar);
const char* cs1 = "Kontakte mit der Ewigkeit\n"
"永遠とのコンタクト\n"
"Gegner im Dunkel\n"
"闇に潜む敵\n";
ar.reset();
ar.set(XmNlabelString, cs1);
view1 = new SimpleView(bboard, "", ar);
const char* cs2 = "Imperial Earth\n"
"地球帝国\n"
"Axis of evil\n"
"悪の枢軸\n";
ar.reset();
ar.set(XmNlabelString, cs2);
view2 = new SimpleView(bboard, "", ar);
addEventHandler(StructureNotifyMask, this,
(Handler)&MainView::structureNotify, NULL);
}
~MainView()
{
}
};
}
//
int main(int argc, char** argv)
{
try {
const char* appclass = argv[0];
Application applet(appclass, argc, argv);
Args args;
args.set(XmNwidth, 800);
args.set(XmNheight, 300);
MainView view(applet, argv[0], args);
view.realize();
applet.run();
} catch (Exception& ex) {
caught(ex);
}
return 0;
}