Hi,
In the moment write I little Blogsoftware with witty. Now I have problem with
internalpath changed, my problem is i got no reactions of my requests here is
a code example.
[blog.cpp]
#include <Wt/WApplication>
#include <Wt/WBreak>
#include <Wt/WStackedWidget>
#include <Wt/WContainerWidget>
#include <Wt/WLineEdit>
#include <Wt/WPushButton>
#include <Wt/WText>
#include <Wt/WWidget>
#include <Wt/WComboBox>
#include <Wt/WTextArea>
#include <Wt/WCssStyleSheet>
#include <Wt/WColor>
#include <Wt/WHBoxLayout>
#include <Wt/WLength>
#include <Wt/WJavaScript>
#include <Wt/WImage>
#include <Wt/WLogger>
#include "../../model/blog.h"
#include "../../model/navbar.h"
#include "../../model/viewposts.h"
#include "../../model/categoryview.h"
using namespace std;
TuxistApp::TuxistApp(const Wt::WEnvironment& env)
: Wt::WApplication(env)
{
setTitle("Tuxist.de"); // application title
useStyleSheet("style/main.css");
addAutoJavaScript("document.getElementsByClassName('navbar_right')
[0].style.marginLeft = document.getElementsByClassName('logo')[0].offsetWidth-
document.getElementsByClassName('navbar_right')[0].offsetWidth+'px';");
Wt::WContainerWidget *data = new Wt::WContainerWidget();
Wt::WContainerWidget *navbar_right = new Wt::WContainerWidget();
Wt::WContainerWidget *login = new Wt::WContainerWidget();
Wt::WStackedWidget *categorynav = new Wt::WStackedWidget();
content= new Wt::WContainerWidget();
Logo();
CategoryView categoryView;
categoryView.setStack(categorynav);
categoryView.setWidget(navbar_right);
categoryView.getCategoryView();
navbar_right->setStyleClass("navbar_right");
root()->addWidget(navbar_right);
// getContent(0);
root()->addWidget(content);
login->setStyleClass("login");
internalPathChanged().connect(this, &TuxistApp::onInternalPathChange);
// root()->addWidget(data);
// root()->addWidget(login);
}
void TuxistApp::onInternalPathChange(){
if(internalPathMatches("/cat/")){
getContent(0);
}
}
void TuxistApp::getContent(int category)
{
ViewPosts viewposts;
content->clear();
viewposts.getcontent_overview(content,category);
}
Wt::WApplication *createApplication(const Wt::WEnvironment& env)
{
// You could read information from the environment to decide
// whether the user has permission to start a new application
return new TuxistApp(env);
}
void TuxistApp::Logo()
{
Wt::WContainerWidget *logo = new Wt::WContainerWidget();
Wt::WContainerWidget *topnav = new Wt::WContainerWidget();
logo->setStyleClass("logo");
Wt::WImage *logoimg_left = new Wt::WImage("style/images/logo_left.png",
logo);
Wt::WImage *logoimg_center = new Wt::WImage("style/images/logo_center.png",
logo);
Wt::WImage *logoimg_right = new Wt::WImage("style/images/logo_right.png",
logo);
logoimg_left->setAlternateText("logoimg_left");
logoimg_center->setAlternateText("logoimg_center");
logoimg_right->setAlternateText("logoimg_right");
logoimg_left->setStyleClass("logoimg_left");
logoimg_center->setStyleClass("logoimg_center");
logoimg_right->setStyleClass("logoimg_right");
Navbar navbar;
navbar.setNavbar(topnav);
logo->addWidget(topnav);
root()->addWidget(logo);
}
int main(int argc, char **argv)
{
return WRun(argc, argv, &createApplication);
}
[blog.h]
#ifndef BLOG_H_
#define BLOG_H_
#include <Wt/Dbo/WtSqlTraits>
#include <Wt/Dbo/Types>
class TuxistApp : public Wt::WApplication
{
public:
TuxistApp(const Wt::WEnvironment& env);
private:
Wt::WLineEdit *nameEdit_;
Wt::WText *greeting_;
Wt::WContainerWidget *navbar_right;
Wt::WContainerWidget *content;
Wt::WApplication *resize;
void getcontent_overview(int category);
void Logo();
void getContent(int category);
public slots:
void onInternalPathChange();
};
#endif
[categoryview.cpp]
#include <iostream>
#include <string>
#include <Wt/WStackedWidget>
#include <Wt/WText>
#include <Wt/WWidgetItem>
#include <Wt/WAnchor>
#include "../../model/categoryview.h"
void CategoryView::setStack(Wt::WStackedWidget *category)
{
Category = category;
}
void CategoryView::setWidget(Wt::WContainerWidget *menubar)
{
Menubar = menubar;
}
void CategoryView::getCategoryView()
{
Wt::Dbo::backend::Postgres db_con(getenv("TUXCMS_SQLCONFIG"));
Wt::Dbo::Session session;
session.setConnection(db_con);
session.mapClass<CategoryView>("blog_category");
try {
session.createTables();
}catch (...) { }
Wt::Dbo::Transaction transaction(session);
CategoryViews categoryviews = session.find<CategoryView>();
Wt::WMenu *navbar = new Wt::WMenu(Category, Wt::Vertical, Menubar);
navbar->setRenderAsList(true);
for (CategoryViews::const_iterator i =categoryviews.begin(); i !=
categoryviews.end(); ++i){
std::stringstream s;
s << (*i)->id;
Wt::WAnchor *a = new Wt::WAnchor();
a->setRefInternalPath("/cat/"+s.str());
navbar->addItem((*i)->name,a);
}
transaction.commit();
}
int CategoryView::getCategoryId(int id)
{
return id;
}
[categoryview.h]
#ifndef CATEGORYVIEW_H_
#define CATEGORYVIEW_H_
#include <Wt/Dbo/backend/Postgres>
#include <Wt/Dbo/Dbo>
#include <Wt/Dbo/Query>
#include <Wt/Dbo/WtSqlTraits>
#include <Wt/Dbo/Types>
#include <Wt/WMenu>
class CategoryView : public Wt::Dbo::Dbo<CategoryView>
{
private:
Wt::WContainerWidget *Menubar;
Wt::WStackedWidget *Category;
typedef Wt::Dbo::collection<Wt::Dbo::ptr<CategoryView>> CategoryViews;
Wt::Dbo::ptr<CategoryView> entry;
public:
int id;
Wt::WString name;
template<class Action>
void persist(Action& a)
{
Wt::Dbo::field(a, id, "id");
Wt::Dbo::field(a, name, "name");
}
void getCategoryView();
void setStack(Wt::WStackedWidget *category);
void setWidget(Wt::WContainerWidget *menubar);
int getCategoryId(int id);
};
#endif
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