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wxWindows-2.4.0
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wxrcedit
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preview.cpp
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C/C++ Source or Header
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2002-09-28
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7KB
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245 lines
/////////////////////////////////////////////////////////////////////////////
// Author: Vaclav Slavik
// Created: 2000/05/05
// RCS-ID: $Id: preview.cpp,v 1.9.2.1 2002/09/25 11:10:18 VS Exp $
// Copyright: (c) 2000 Vaclav Slavik
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#pragma implementation "preview.h"
#endif
// For compilers that support precompilation, includes "wx/wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#include "wx/wx.h"
#include "wx/xrc/xml.h"
#include "wx/xrc/xmlres.h"
#include "wx/config.h"
#include "wx/log.h"
#include "wx/splitter.h"
#include "preview.h"
#include "xmlhelpr.h"
#include "editor.h"
#include "wx/xrc/xh_menu.h"
class MyMenubarHandler : public wxMenuBarXmlHandler
{
public:
MyMenubarHandler(wxMenuBar *mbar) : m_MenuBar(mbar) {}
wxObject *DoCreateResource()
{
//wxMenuBar *menubar = new wxMenuBar(GetStyle());
CreateChildren(m_MenuBar);
return m_MenuBar;
}
private:
wxMenuBar *m_MenuBar;
};
PreviewFrame* PreviewFrame::ms_Instance = NULL;
PreviewFrame *PreviewFrame::Get()
{
if (ms_Instance == NULL)
{
(void)new PreviewFrame;
ms_Instance->Show(TRUE);
}
return ms_Instance;
}
PreviewFrame::PreviewFrame()
: wxFrame(EditorFrame::Get(), -1, _("Preview"),
wxDefaultPosition, wxDefaultSize,
wxDEFAULT_FRAME_STYLE | wxFRAME_NO_TASKBAR
#ifdef __WXMSW__
| wxFRAME_TOOL_WINDOW
#endif
)
{
m_Dirty = FALSE;
ms_Instance = this;
m_Node = NULL;
SetMenuBar(new wxMenuBar());
m_RC = NULL;
m_TmpFile = wxGetTempFileName(_T("wxrcedit"));
ResetResource();
wxConfigBase *cfg = wxConfigBase::Get();
SetSize(wxRect(wxPoint(cfg->Read(_T("previewframe_x"), -1), cfg->Read(_T("previewframe_y"), -1)),
wxSize(cfg->Read(_T("previewframe_w"), 400), cfg->Read(_T("previewframe_h"), 400))));
m_Splitter = new wxSplitterWindow(this, -1);
m_LogCtrl = new wxTextCtrl(m_Splitter, -1, wxEmptyString, wxDefaultPosition,
wxDefaultSize, wxTE_MULTILINE);
m_ScrollWin = new wxScrolledWindow(m_Splitter, -1);
m_ScrollWin->SetBackgroundColour(_T("light steel blue"));
m_Splitter->SplitHorizontally(m_ScrollWin, m_LogCtrl, cfg->Read(_T("previewframe_sash"), 300));
CreateStatusBar();
#ifdef __WXMSW__
SendSizeEvent(); // force resize for WXMSW
#endif
}
void PreviewFrame::ResetResource()
{
delete m_RC;
m_RC = new wxXmlResource;
// these handlers take precedence over std. ones:
m_RC->AddHandler(new MyMenubarHandler(GetMenuBar()));
// std handlers:
m_RC->InitAllHandlers();
wxRemoveFile(m_TmpFile);
m_RC->Load(m_TmpFile);
}
PreviewFrame::~PreviewFrame()
{
wxConfigBase *cfg = wxConfigBase::Get();
cfg->Write(_T("previewframe_x"), (long)GetPosition().x);
cfg->Write(_T("previewframe_y"), (long)GetPosition().y);
cfg->Write(_T("previewframe_w"), (long)GetSize().x);
cfg->Write(_T("previewframe_h"), (long)GetSize().y);
cfg->Write(_T("previewframe_sash"), (long)m_Splitter->GetSashPosition());
ms_Instance = NULL;
delete m_RC;
wxRemoveFile(m_TmpFile);
}
void PreviewFrame::MakeDirty()
{
if (m_Node == NULL) return;
if (m_Dirty) return;
m_Dirty = TRUE;
m_LogCtrl->Clear();
m_LogCtrl->SetValue(_("Resource modified.\n"
"Move mouse cursor over the preview window to refresh it."));
}
void PreviewFrame::Preview(wxXmlNode *node, wxXmlDocument *orig_doc)
{
wxString version = orig_doc->GetRoot()->GetPropVal(wxT("version"), wxT("0.0.0.0"));
while (node->GetParent()->GetParent() != NULL) node = node->GetParent();
{
wxXmlDocument doc;
wxXmlNode *root = new wxXmlNode(wxXML_ELEMENT_NODE, _T("resource"));
root->AddProperty(new wxXmlProperty(wxT("version"),version,NULL));
doc.SetRoot(root);
doc.GetRoot()->AddChild(new wxXmlNode(*node));
doc.SetFileEncoding(orig_doc->GetFileEncoding());
if (XmlGetClass(doc.GetRoot()->GetChildren()) == _T("wxDialog"))
XmlSetClass(doc.GetRoot()->GetChildren(), _T("wxPanel"));
doc.Save(m_TmpFile);
// wxXmlResource will detect change automatically
}
//if (m_Node != node)
{
SetToolBar(NULL);
for (int i = (int)(GetMenuBar()->GetMenuCount())-1; i >= 0; i--)
delete GetMenuBar()->Remove(i);
m_ScrollWin->DestroyChildren();
}
m_Node = node;
m_Doc = orig_doc;
m_LogCtrl->Clear();
wxLogTextCtrl mylog(m_LogCtrl);
wxLog *oldlog = wxLog::SetActiveTarget(&mylog);
wxString oldcwd = wxGetCwd();
wxSetWorkingDirectory(wxPathOnly(EditorFrame::Get()->GetFileName()));
if (XmlGetClass(node) == _T("wxMenuBar") || XmlGetClass(node) == _T("wxMenu"))
PreviewMenu();
else if (XmlGetClass(node) == _T("wxToolBar"))
PreviewToolbar();
else if (XmlGetClass(node) == _T("wxPanel") || XmlGetClass(node) == _T("wxDialog"))
PreviewPanel();
wxSetWorkingDirectory(oldcwd);
wxLog::SetActiveTarget(oldlog);
m_Dirty = FALSE;
}
void PreviewFrame::PreviewMenu()
{
wxMenuBar *mbar;
if (XmlGetClass(m_Node) == _T("wxMenuBar"))
mbar = m_RC->LoadMenuBar(m_Node->GetPropVal(_T("name"), _T("-1")));
else
{
wxMenu *m = m_RC->LoadMenu(m_Node->GetPropVal(_T("name"), _T("-1")));
if (m != NULL) GetMenuBar()->Append(m, _("(menu)"));
}
if (mbar == NULL)
wxLogError(_("Cannot preview the menu -- XML resource corrupted."));
}
void PreviewFrame::PreviewToolbar()
{
SetToolBar(m_RC->LoadToolBar(this, m_Node->GetPropVal(_T("name"), _T("-1"))));
}
void PreviewFrame::PreviewPanel()
{
wxPanel *panel = m_RC->LoadPanel(m_ScrollWin, m_Node->GetPropVal(_T("name"), _T("-1")));
if (panel == NULL)
wxLogError(_("Cannot preview the panel -- XML resource corrupted."));
else
{
m_ScrollWin->SetScrollbars(1, 1, panel->GetSize().x, panel->GetSize().y,
0, 0, TRUE);
}
}
BEGIN_EVENT_TABLE(PreviewFrame, wxFrame)
EVT_ENTER_WINDOW(PreviewFrame::OnMouseEnter)
END_EVENT_TABLE()
void PreviewFrame::OnMouseEnter(wxMouseEvent& event)
{
if (m_Dirty) Preview(m_Node,m_Doc);
}