Added generic LoadObject methods that can load any classtype from a

resources and return it as a wxObject (Assuming there is a handler for
it.)

Enabled wxFrames and wxDialogs to be loaded using a new instance
rather than only with existing instances.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@16720 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robin Dunn
2002-08-24 02:26:13 +00:00
parent cdb105516c
commit 92e898b0b4
8 changed files with 120 additions and 52 deletions

View File

@@ -111,7 +111,7 @@ public:
// Destructor.
~wxXmlResource();
// Loads resources from XML files that match given filemask.
// This method understands VFS (see filesys.h).
bool Load(const wxString& filemask);
@@ -128,6 +128,9 @@ public:
// all controls used within the resource.
void AddHandler(wxXmlResourceHandler *handler);
// Add a new handler at the begining of the handler list
void InsertHandler(wxXmlResourceHandler *handler);
// Removes all handlers
void ClearHandlers();
@@ -165,8 +168,20 @@ public:
bool LoadPanel(wxPanel *panel, wxWindow *parent, const wxString& name);
// Loads a frame.
wxFrame *LoadFrame(wxWindow* parent, const wxString& name);
bool LoadFrame(wxFrame* frame, wxWindow *parent, const wxString& name);
// Load an object from the resource specifying both the resource name and
// the classname. This lets you load nonstandard container windows.
wxObject *LoadObject(wxWindow *parent, const wxString& name,
const wxString& classname);
// Load an object from the resource specifying both the resource name and
// the classname. This form lets you finish the creation of an existing
// instance.
bool LoadObject(wxObject *instance, wxWindow *parent, const wxString& name,
const wxString& classname);
// Loads a bitmap resource from a file.
wxBitmap LoadBitmap(const wxString& name);
@@ -191,9 +206,9 @@ public:
int CompareVersion(int major, int minor, int release, int revision) const
{ return GetVersion() -
(major*256*256*256 + minor*256*256 + release*256 + revision); }
//// Singleton accessors.
// Gets the global resources object or creates one if none exists.
static wxXmlResource *Get();
@@ -229,7 +244,7 @@ private:
#endif
friend class wxXmlResourceHandler;
// singleton instance:
static wxXmlResource *ms_instance;
};
@@ -423,7 +438,7 @@ protected:
void wxXmlInitResourceModule();
/* -------------------------------------------------------------------------
/* -------------------------------------------------------------------------
Backward compatibility macros. Do *NOT* use, they may disappear in future
versions of the XRC library!
------------------------------------------------------------------------- */

View File

@@ -7,7 +7,7 @@
// Copyright: (c) 2000 Vaclav Slavik
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#pragma implementation "xh_dlg.h"
#endif
@@ -46,11 +46,9 @@ wxDialogXmlHandler::wxDialogXmlHandler() : wxXmlResourceHandler()
}
wxObject *wxDialogXmlHandler::DoCreateResource()
{
wxDialog *dlg = wxDynamicCast(m_instance, wxDialog);
wxASSERT_MSG(dlg, _("XRC resource: Cannot create dialog without instance."));
{
XRC_MAKE_INSTANCE(dlg, wxDialog);
dlg->Create(m_parentAsWindow,
GetID(),
GetText(wxT("title")),
@@ -66,10 +64,10 @@ wxObject *wxDialogXmlHandler::DoCreateResource()
SetupWindow(dlg);
CreateChildren(dlg);
if (GetBool(wxT("centered"), FALSE))
dlg->Centre();
return dlg;
}

View File

@@ -7,7 +7,7 @@
// Copyright: (c) 2000 Vaclav Slavik
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#pragma implementation "xh_frame.h"
#endif
@@ -51,11 +51,9 @@ wxFrameXmlHandler::wxFrameXmlHandler() : wxXmlResourceHandler()
}
wxObject *wxFrameXmlHandler::DoCreateResource()
{
wxFrame *frame = wxDynamicCast(m_instance, wxFrame);
wxASSERT_MSG(frame, _("XRC resource: Cannot create dialog without instance."));
{
XRC_MAKE_INSTANCE(frame, wxFrame);
frame->Create(m_parentAsWindow,
GetID(),
GetText(wxT("title")),
@@ -71,10 +69,10 @@ wxObject *wxFrameXmlHandler::DoCreateResource()
SetupWindow(frame);
CreateChildren(frame);
if (GetBool(wxT("centered"), FALSE))
frame->Centre();
return frame;
}

View File

@@ -132,6 +132,12 @@ void wxXmlResource::AddHandler(wxXmlResourceHandler *handler)
handler->SetParentResource(this);
}
void wxXmlResource::InsertHandler(wxXmlResourceHandler *handler)
{
m_handlers.Insert(handler);
handler->SetParentResource(this);
}
void wxXmlResource::ClearHandlers()
@@ -188,6 +194,11 @@ bool wxXmlResource::LoadPanel(wxPanel *panel, wxWindow *parent, const wxString&
return CreateResFromNode(FindResource(name, wxT("wxPanel")), parent, panel) != NULL;
}
wxFrame *wxXmlResource::LoadFrame(wxWindow* parent, const wxString& name)
{
return (wxFrame*)CreateResFromNode(FindResource(name, wxT("wxFrame")), parent, NULL);
}
bool wxXmlResource::LoadFrame(wxFrame* frame, wxWindow *parent, const wxString& name)
{
return CreateResFromNode(FindResource(name, wxT("wxFrame")), parent, frame) != NULL;
@@ -213,6 +224,18 @@ wxIcon wxXmlResource::LoadIcon(const wxString& name)
return rt;
}
wxObject *wxXmlResource::LoadObject(wxWindow *parent, const wxString& name, const wxString& classname)
{
return CreateResFromNode(FindResource(name, classname), parent, NULL);
}
bool wxXmlResource::LoadObject(wxObject *instance, wxWindow *parent, const wxString& name, const wxString& classname)
{
return CreateResFromNode(FindResource(name, classname), parent, instance) != NULL;
}
bool wxXmlResource::AttachUnknownControl(const wxString& name,
wxWindow *control, wxWindow *parent)
{
@@ -756,7 +779,7 @@ wxColour wxXmlResourceHandler::GetColour(const wxString& param)
wxBitmap wxXmlResourceHandler::GetBitmap(const wxString& param,
wxBitmap wxXmlResourceHandler::GetBitmap(const wxString& param,
const wxArtClient& defaultArtClient,
wxSize size)
{
@@ -768,7 +791,7 @@ wxBitmap wxXmlResourceHandler::GetBitmap(const wxString& param,
if ( !sid.empty() )
{
wxString scl = bmpNode->GetPropVal(wxT("stock_client"), defaultArtClient);
wxBitmap stockArt =
wxBitmap stockArt =
wxArtProvider::GetBitmap(wxART_MAKE_ART_ID_FROM_STR(sid),
wxART_MAKE_CLIENT_ID_FROM_STR(scl),
size);
@@ -777,9 +800,9 @@ wxBitmap wxXmlResourceHandler::GetBitmap(const wxString& param,
}
}
/* ...or load the bitmap from file: */
/* ...or load the bitmap from file: */
wxString name = GetParamValue(param);
if (name.IsEmpty()) return wxNullBitmap;
if (name.IsEmpty()) return wxNullBitmap;
#if wxUSE_FILESYSTEM
wxFSFile *fsfile = GetCurFileSystem().OpenFile(name);
if (fsfile == NULL)
@@ -805,7 +828,7 @@ wxBitmap wxXmlResourceHandler::GetBitmap(const wxString& param,
wxIcon wxXmlResourceHandler::GetIcon(const wxString& param,
wxIcon wxXmlResourceHandler::GetIcon(const wxString& param,
const wxArtClient& defaultArtClient,
wxSize size)
{

View File

@@ -111,7 +111,7 @@ public:
// Destructor.
~wxXmlResource();
// Loads resources from XML files that match given filemask.
// This method understands VFS (see filesys.h).
bool Load(const wxString& filemask);
@@ -128,6 +128,9 @@ public:
// all controls used within the resource.
void AddHandler(wxXmlResourceHandler *handler);
// Add a new handler at the begining of the handler list
void InsertHandler(wxXmlResourceHandler *handler);
// Removes all handlers
void ClearHandlers();
@@ -165,8 +168,20 @@ public:
bool LoadPanel(wxPanel *panel, wxWindow *parent, const wxString& name);
// Loads a frame.
wxFrame *LoadFrame(wxWindow* parent, const wxString& name);
bool LoadFrame(wxFrame* frame, wxWindow *parent, const wxString& name);
// Load an object from the resource specifying both the resource name and
// the classname. This lets you load nonstandard container windows.
wxObject *LoadObject(wxWindow *parent, const wxString& name,
const wxString& classname);
// Load an object from the resource specifying both the resource name and
// the classname. This form lets you finish the creation of an existing
// instance.
bool LoadObject(wxObject *instance, wxWindow *parent, const wxString& name,
const wxString& classname);
// Loads a bitmap resource from a file.
wxBitmap LoadBitmap(const wxString& name);
@@ -191,9 +206,9 @@ public:
int CompareVersion(int major, int minor, int release, int revision) const
{ return GetVersion() -
(major*256*256*256 + minor*256*256 + release*256 + revision); }
//// Singleton accessors.
// Gets the global resources object or creates one if none exists.
static wxXmlResource *Get();
@@ -229,7 +244,7 @@ private:
#endif
friend class wxXmlResourceHandler;
// singleton instance:
static wxXmlResource *ms_instance;
};
@@ -423,7 +438,7 @@ protected:
void wxXmlInitResourceModule();
/* -------------------------------------------------------------------------
/* -------------------------------------------------------------------------
Backward compatibility macros. Do *NOT* use, they may disappear in future
versions of the XRC library!
------------------------------------------------------------------------- */

View File

@@ -7,7 +7,7 @@
// Copyright: (c) 2000 Vaclav Slavik
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#pragma implementation "xh_dlg.h"
#endif
@@ -46,11 +46,9 @@ wxDialogXmlHandler::wxDialogXmlHandler() : wxXmlResourceHandler()
}
wxObject *wxDialogXmlHandler::DoCreateResource()
{
wxDialog *dlg = wxDynamicCast(m_instance, wxDialog);
wxASSERT_MSG(dlg, _("XRC resource: Cannot create dialog without instance."));
{
XRC_MAKE_INSTANCE(dlg, wxDialog);
dlg->Create(m_parentAsWindow,
GetID(),
GetText(wxT("title")),
@@ -66,10 +64,10 @@ wxObject *wxDialogXmlHandler::DoCreateResource()
SetupWindow(dlg);
CreateChildren(dlg);
if (GetBool(wxT("centered"), FALSE))
dlg->Centre();
return dlg;
}

View File

@@ -7,7 +7,7 @@
// Copyright: (c) 2000 Vaclav Slavik
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#pragma implementation "xh_frame.h"
#endif
@@ -51,11 +51,9 @@ wxFrameXmlHandler::wxFrameXmlHandler() : wxXmlResourceHandler()
}
wxObject *wxFrameXmlHandler::DoCreateResource()
{
wxFrame *frame = wxDynamicCast(m_instance, wxFrame);
wxASSERT_MSG(frame, _("XRC resource: Cannot create dialog without instance."));
{
XRC_MAKE_INSTANCE(frame, wxFrame);
frame->Create(m_parentAsWindow,
GetID(),
GetText(wxT("title")),
@@ -71,10 +69,10 @@ wxObject *wxFrameXmlHandler::DoCreateResource()
SetupWindow(frame);
CreateChildren(frame);
if (GetBool(wxT("centered"), FALSE))
frame->Centre();
return frame;
}

View File

@@ -132,6 +132,12 @@ void wxXmlResource::AddHandler(wxXmlResourceHandler *handler)
handler->SetParentResource(this);
}
void wxXmlResource::InsertHandler(wxXmlResourceHandler *handler)
{
m_handlers.Insert(handler);
handler->SetParentResource(this);
}
void wxXmlResource::ClearHandlers()
@@ -188,6 +194,11 @@ bool wxXmlResource::LoadPanel(wxPanel *panel, wxWindow *parent, const wxString&
return CreateResFromNode(FindResource(name, wxT("wxPanel")), parent, panel) != NULL;
}
wxFrame *wxXmlResource::LoadFrame(wxWindow* parent, const wxString& name)
{
return (wxFrame*)CreateResFromNode(FindResource(name, wxT("wxFrame")), parent, NULL);
}
bool wxXmlResource::LoadFrame(wxFrame* frame, wxWindow *parent, const wxString& name)
{
return CreateResFromNode(FindResource(name, wxT("wxFrame")), parent, frame) != NULL;
@@ -213,6 +224,18 @@ wxIcon wxXmlResource::LoadIcon(const wxString& name)
return rt;
}
wxObject *wxXmlResource::LoadObject(wxWindow *parent, const wxString& name, const wxString& classname)
{
return CreateResFromNode(FindResource(name, classname), parent, NULL);
}
bool wxXmlResource::LoadObject(wxObject *instance, wxWindow *parent, const wxString& name, const wxString& classname)
{
return CreateResFromNode(FindResource(name, classname), parent, instance) != NULL;
}
bool wxXmlResource::AttachUnknownControl(const wxString& name,
wxWindow *control, wxWindow *parent)
{
@@ -756,7 +779,7 @@ wxColour wxXmlResourceHandler::GetColour(const wxString& param)
wxBitmap wxXmlResourceHandler::GetBitmap(const wxString& param,
wxBitmap wxXmlResourceHandler::GetBitmap(const wxString& param,
const wxArtClient& defaultArtClient,
wxSize size)
{
@@ -768,7 +791,7 @@ wxBitmap wxXmlResourceHandler::GetBitmap(const wxString& param,
if ( !sid.empty() )
{
wxString scl = bmpNode->GetPropVal(wxT("stock_client"), defaultArtClient);
wxBitmap stockArt =
wxBitmap stockArt =
wxArtProvider::GetBitmap(wxART_MAKE_ART_ID_FROM_STR(sid),
wxART_MAKE_CLIENT_ID_FROM_STR(scl),
size);
@@ -777,9 +800,9 @@ wxBitmap wxXmlResourceHandler::GetBitmap(const wxString& param,
}
}
/* ...or load the bitmap from file: */
/* ...or load the bitmap from file: */
wxString name = GetParamValue(param);
if (name.IsEmpty()) return wxNullBitmap;
if (name.IsEmpty()) return wxNullBitmap;
#if wxUSE_FILESYSTEM
wxFSFile *fsfile = GetCurFileSystem().OpenFile(name);
if (fsfile == NULL)
@@ -805,7 +828,7 @@ wxBitmap wxXmlResourceHandler::GetBitmap(const wxString& param,
wxIcon wxXmlResourceHandler::GetIcon(const wxString& param,
wxIcon wxXmlResourceHandler::GetIcon(const wxString& param,
const wxArtClient& defaultArtClient,
wxSize size)
{