XmlView
XML viewer
XmlView.h
#ifndef _XmlView_XmlView_h
#define _XmlView_XmlView_h
#include <CtrlLib/CtrlLib.h>
using namespace Upp;
#define IMAGEFILE <XmlView/XmlView.iml>
#define IMAGECLASS XmlImg
#include <Draw/iml_header.h>
class XmlView : public TopWindow {
public:
virtual bool Key(dword key, int);
private:
TreeCtrl xml;
LineEdit view;
FrameTop<StaticRect> errorbg;
Label error;
FileList files;
ParentCtrl data;
Splitter splitter;
String dir;
void Load(int parent, XmlParser& p);
void Load(const char *filename);
void Enter();
void DoDir();
public:
typedef XmlView CLASSNAME;
void Serialize(Stream& s);
void LoadDir(const char *d);
void LoadDir() { LoadDir(dir); }
XmlView();
};
#endif
main.cpp
#include "XmlView.h"
#define IMAGEFILE <XmlView/XmlView.iml>
#define IMAGECLASS XmlImg
#include <Draw/iml_source.h>
void XmlView::Load(int parent, XmlParser& p)
{
if(p.IsTag()) {
String txt = p.ReadTag();
for(int i = 0; i < p.GetAttrCount(); i++)
txt << ' ' << p.GetAttr(i) << "=\"" << p[i] << "\"";
parent = xml.Add(parent, XmlImg::Tag(), txt);
while(!p.End()) {
if(p.IsEof())
throw XmlError("");
Load(parent, p);
}
}
else
if(p.IsText())
xml.Add(parent, XmlImg::Text(), NormalizeSpaces(p.ReadText()));
else
if(p.IsPI())
xml.Add(parent, XmlImg::PI(), NormalizeSpaces(p.ReadPI()));
else
if(p.IsDecl())
xml.Add(parent, XmlImg::Decl(), NormalizeSpaces(p.ReadDecl()));
else
if(p.IsComment())
xml.Add(parent, XmlImg::Comment(), NormalizeSpaces(p.ReadComment()));
else
NEVER();
}
void XmlView::Load(const char *filename)
{
int64 l = GetFileLength(filename);
if(l < 0 || l > 16000000)
return;
String txt = LoadFile(filename);
XmlParser p(txt);
xml.Clear();
try {
while(!p.IsEof())
Load(0, p);
}
catch(XmlError e) {
error = "XML parsing error: " + e;
view.Show();
view <<= txt;
view.SetCursor(view.GetPos(p.GetLine() - 1, p.GetColumn() - 1));
view.SetFocus();
return;
}
xml.Show();
xml.SetFocus();
}
void XmlView::LoadDir(const char *d)
{
files.Clear();
dir = d;
Title(dir);
#ifdef PLATFORM_WIN32
if(dir.GetLength())
#else
if(dir.GetLength() > 1)
#endif
files.Add("..", CtrlImg::DirUp(), StdFont(), SColorText(), true);
::Load(files, dir, "*.*");
SortByExt(files);
}
void XmlView::Enter()
{
if(!files.IsCursor()) {
Title(dir);
return;
}
const FileList::File& f = files.Get(files.GetCursor());
xml.Hide();
view.Hide();
if(f.name == "..") {
Title(dir);
return;
}
String p = AppendFileName(dir, f.name);
Title(p);
if(!f.isdir)
Load(p);
}
void XmlView::DoDir()
{
if(!files.IsCursor())
return;
const FileList::File& f = files.Get(files.GetCursor());
if(!f.isdir)
return;
if(f.name == "..") {
String n = DirectoryUp(dir);
LoadDir(dir);
files.FindSetCursor(n);
}
else
LoadDir(AppendFileName(dir, f.name));
}
bool XmlView::Key(dword key, int)
{
if(key == K_ENTER) {
DoDir();
return true;
}
return false;
}
void XmlView::Serialize(Stream& s)
{
int version = 0;
s / version;
SerializePlacement(s);
files.SerializeSettings(s);
s % dir;
s % splitter;
}
XmlView::XmlView()
{
xml.NoRoot();
error.SetFont(Arial(20)).SetInk(Red);
errorbg.Height(25).Add(error.SizePos());
view.AddFrame(errorbg);
view.SetReadOnly();
view.SetColor(LineEdit::PAPER_READONLY, SColorPaper());
xml.Hide();
view.Hide();
data.Add(xml.SizePos());
data.Add(view.SizePos());
splitter.Horz(files, data.SizePos());
splitter.SetPos(2700);
Add(splitter.SizePos());
files.WhenEnterItem = THISBACK(Enter);
files.WhenLeftDouble = THISBACK(DoDir);
Sizeable().Zoomable();
dir = GetCurrentDirectory();
Icon(XmlImg::Icon());
}
GUI_APP_MAIN
{
XmlView x;
LoadFromFile(x);
x.LoadDir();
x.Run();
StoreToFile(x);
}
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