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tdevelop/languages/cpp/app_templates/kapp/app.cpp

248 lines
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%{CPP_TEMPLATE}
#include "%{APPNAMELC}.h"
#include "pref.h"
#include <tqdragobject.h>
#include <kprinter.h>
#include <tqpainter.h>
#include <tqpaintdevicemetrics.h>
#include <kglobal.h>
#include <klocale.h>
#include <kiconloader.h>
#include <tdeversion.h>
#include <kstatusbar.h>
#include <kaccel.h>
#include <kio/netaccess.h>
#include <kfiledialog.h>
#include <kconfig.h>
#include <kurl.h>
#include <kurldrag.h>
#include <kurlrequesterdlg.h>
#include <kstdaccel.h>
#include <kaction.h>
#include <kstdaction.h>
%{APPNAME}::%{APPNAME}()
: KMainWindow( 0, "%{APPNAME}" ),
m_view(new %{APPNAME}View(this)),
m_printer(0)
{
// accept dnd
setAcceptDrops(true);
// tell the KMainWindow that this is indeed the main widget
setCentralWidget(m_view);
// then, setup our actions
setupActions();
// and a status bar
statusBar()->show();
// Apply the create the main window and ask the mainwindow to
// automatically save settings if changed: window size, toolbar
// position, icon size, etc. Also to add actions for the statusbar
// toolbar, and keybindings if necessary.
setupGUI();
// allow the view to change the statusbar and caption
connect(m_view, TQT_SIGNAL(signalChangeStatusbar(const TQString&)),
this, TQT_SLOT(changeStatusbar(const TQString&)));
connect(m_view, TQT_SIGNAL(signalChangeCaption(const TQString&)),
this, TQT_SLOT(changeCaption(const TQString&)));
}
%{APPNAME}::~%{APPNAME}()
{
}
void %{APPNAME}::load(const KURL& url)
{
TQString target;
// the below code is what you should normally do. in this
// example case, we want the url to our own. you probably
// want to use this code instead for your app
#if 0
// download the contents
if (KIO::NetAccess::download(url, target))
{
// set our caption
setCaption(url);
// load in the file (target is always local)
loadFile(target);
// and remove the temp file
KIO::NetAccess::removeTempFile(target);
}
#endif
setCaption(url.prettyURL());
m_view->openURL(url);
}
void %{APPNAME}::setupActions()
{
KStdAction::openNew(this, TQT_SLOT(fileNew()), actionCollection());
KStdAction::open(this, TQT_SLOT(fileOpen()), actionCollection());
KStdAction::save(this, TQT_SLOT(fileSave()), actionCollection());
KStdAction::saveAs(this, TQT_SLOT(fileSaveAs()), actionCollection());
KStdAction::print(this, TQT_SLOT(filePrint()), actionCollection());
KStdAction::quit(kapp, TQT_SLOT(quit()), actionCollection());
KStdAction::preferences(this, TQT_SLOT(optionsPreferences()), actionCollection());
// this doesn't do anything useful. it's just here to illustrate
// how to insert a custom menu and menu item
KAction *custom = new KAction(i18n("Cus&tom Menuitem"), 0,
this, TQT_SLOT(optionsPreferences()),
actionCollection(), "custom_action");
}
void %{APPNAME}::saveProperties(KConfig *config)
{
// the 'config' object points to the session managed
// config file. anything you write here will be available
// later when this app is restored
if (!m_view->currentURL().isEmpty()) {
#if KDE_IS_VERSION(3,1,3)
config->writePathEntry("lastURL", m_view->currentURL());
#else
config->writeEntry("lastURL", m_view->currentURL());
#endif
}
}
void %{APPNAME}::readProperties(KConfig *config)
{
// the 'config' object points to the session managed
// config file. this function is automatically called whenever
// the app is being restored. read in here whatever you wrote
// in 'saveProperties'
TQString url = config->readPathEntry("lastURL");
if (!url.isEmpty())
m_view->openURL(KURL(url));
}
void %{APPNAME}::dragEnterEvent(TQDragEnterEvent *event)
{
// accept uri drops only
event->accept(KURLDrag::canDecode(event));
}
void %{APPNAME}::dropEvent(TQDropEvent *event)
{
// this is a very simplistic implementation of a drop event. we
// will only accept a dropped URL. the TQt dnd code can do *much*
// much more, so please read the docs there
KURL::List urls;
// see if we can decode a URI.. if not, just ignore it
if (KURLDrag::decode(event, urls) && !urls.isEmpty())
{
// okay, we have a URI.. process it
const KURL &url = urls.first();
// load in the file
load(url);
}
}
void %{APPNAME}::fileNew()
{
// this slot is called whenever the File->New menu is selected,
// the New shortcut is pressed (usually CTRL+N) or the New toolbar
// button is clicked
// create a new window
(new %{APPNAME})->show();
}
void %{APPNAME}::fileOpen()
{
// this slot is called whenever the File->Open menu is selected,
// the Open shortcut is pressed (usually CTRL+O) or the Open toolbar
// button is clicked
/*
// this brings up the generic open dialog
KURL url = KURLRequesterDlg::getURL(TQString(), this, i18n("Open Location") );
*/
// standard filedialog
KURL url = KFileDialog::getOpenURL(TQString(), TQString(), this, i18n("Open Location"));
if (!url.isEmpty())
m_view->openURL(url);
}
void %{APPNAME}::fileSave()
{
// this slot is called whenever the File->Save menu is selected,
// the Save shortcut is pressed (usually CTRL+S) or the Save toolbar
// button is clicked
// save the current file
}
void %{APPNAME}::fileSaveAs()
{
// this slot is called whenever the File->Save As menu is selected,
KURL file_url = KFileDialog::getSaveURL();
if (!file_url.isEmpty() && file_url.isValid())
{
// save your info, here
}
}
void %{APPNAME}::filePrint()
{
// this slot is called whenever the File->Print menu is selected,
// the Print shortcut is pressed (usually CTRL+P) or the Print toolbar
// button is clicked
if (!m_printer) m_printer = new KPrinter;
if (m_printer->setup(this))
{
// setup the printer. with TQt, you always "print" to a
// TQPainter.. whether the output medium is a pixmap, a screen,
// or paper
TQPainter p;
p.begin(m_printer);
// we let our view do the actual printing
TQPaintDeviceMetrics metrics(m_printer);
m_view->print(&p, metrics.height(), metrics.width());
// and send the result to the printer
p.end();
}
}
void %{APPNAME}::optionsPreferences()
{
// popup some sort of preference dialog, here
%{APPNAME}Preferences dlg;
if (dlg.exec())
{
// redo your settings
}
}
void %{APPNAME}::changeStatusbar(const TQString& text)
{
// display the text on the statusbar
statusBar()->message(text);
}
void %{APPNAME}::changeCaption(const TQString& text)
{
// display the text on the caption
setCaption(text);
}
#include "%{APPNAMELC}.moc"