Added wxPrivateDropTarget
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1402 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robert Roebling
parent
bba6f3bd3c
commit
ab8884aca6
@ -138,11 +138,9 @@ class wxPrivateDataObject : public wxDataObject
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public:
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wxPrivateDataObject()
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{ m_size = 0; m_data = (char*) NULL; }
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wxPrivateDataObject();
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~wxPrivateDataObject()
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{ if (m_data) delete[] m_data; }
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~wxPrivateDataObject();
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virtual wxDataFormat GetFormat() const
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{ return wxDF_PRIVATE; }
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@ -43,6 +43,7 @@ class wxWindow;
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class wxDropTarget;
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class wxTextDropTarget;
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class wxFileDropTarget;
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class wxPrivateDropTarget;
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class wxDropSource;
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@ -90,6 +91,36 @@ class wxTextDropTarget: public wxDropTarget
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virtual wxDataFormat GetFormat(size_t n) const;
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};
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//-------------------------------------------------------------------------
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// wxPrivateDropTarget
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//-------------------------------------------------------------------------
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class wxPrivateDropTarget: public wxDropTarget
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{
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public:
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wxPrivateDropTarget();
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// you have to override OnDrop to get at the data
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// the string ID identifies the format of clipboard or DnD data. a word
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// processor would e.g. add a wxTextDataObject and a wxPrivateDataObject
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// to the clipboard - the latter with the Id "WXWORD_FORMAT".
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void SetId( const wxString& id )
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{ m_id = id; }
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wxString GetId()
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{ return m_id; }
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private:
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virtual size_t GetFormatCount() const;
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virtual wxDataFormat GetFormat(size_t n) const;
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wxString m_id;
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};
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// ----------------------------------------------------------------------------
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// A drop target which accepts files (dragged from File Manager or Explorer)
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// ----------------------------------------------------------------------------
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@ -138,11 +138,9 @@ class wxPrivateDataObject : public wxDataObject
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public:
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wxPrivateDataObject()
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{ m_size = 0; m_data = (char*) NULL; }
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wxPrivateDataObject();
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~wxPrivateDataObject()
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{ if (m_data) delete[] m_data; }
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~wxPrivateDataObject();
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virtual wxDataFormat GetFormat() const
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{ return wxDF_PRIVATE; }
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@ -43,6 +43,7 @@ class wxWindow;
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class wxDropTarget;
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class wxTextDropTarget;
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class wxFileDropTarget;
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class wxPrivateDropTarget;
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class wxDropSource;
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@ -90,6 +91,36 @@ class wxTextDropTarget: public wxDropTarget
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virtual wxDataFormat GetFormat(size_t n) const;
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};
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//-------------------------------------------------------------------------
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// wxPrivateDropTarget
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//-------------------------------------------------------------------------
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class wxPrivateDropTarget: public wxDropTarget
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{
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public:
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wxPrivateDropTarget();
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// you have to override OnDrop to get at the data
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// the string ID identifies the format of clipboard or DnD data. a word
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// processor would e.g. add a wxTextDataObject and a wxPrivateDataObject
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// to the clipboard - the latter with the Id "WXWORD_FORMAT".
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void SetId( const wxString& id )
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{ m_id = id; }
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wxString GetId()
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{ return m_id; }
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private:
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virtual size_t GetFormatCount() const;
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virtual wxDataFormat GetFormat(size_t n) const;
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wxString m_id;
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};
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// ----------------------------------------------------------------------------
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// A drop target which accepts files (dragged from File Manager or Explorer)
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// ----------------------------------------------------------------------------
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@ -32,12 +32,13 @@
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// Derive two simple classes which just put in the listbox the strings (text or
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// file names) we drop on them
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// ----------------------------------------------------------------------------
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class DnDText : public wxTextDropTarget
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{
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public:
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DnDText(wxListBox *pOwner) { m_pOwner = pOwner; }
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virtual bool OnDropText(long x, long y, const char *psz);
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virtual bool OnDropText(long x, long y, const char *psz );
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private:
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wxListBox *m_pOwner;
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@ -49,7 +50,7 @@ public:
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DnDFile(wxListBox *pOwner) { m_pOwner = pOwner; }
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virtual bool OnDropFiles(long x, long y,
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size_t nFiles, const char * const aszFiles[]);
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size_t nFiles, const char * const aszFiles[] );
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private:
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wxListBox *m_pOwner;
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@ -58,6 +59,7 @@ private:
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// ----------------------------------------------------------------------------
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// Define a new application type
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// ----------------------------------------------------------------------------
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class DnDApp : public wxApp
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{
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public:
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@ -102,6 +104,7 @@ private:
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// ----------------------------------------------------------------------------
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// IDs for the menu commands
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// ----------------------------------------------------------------------------
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enum
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{
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Menu_Quit = 1,
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@ -190,7 +193,7 @@ DnDFrame::DnDFrame(wxFrame *frame, char *title, int x, int y, int w, int h)
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// associate drop targets with 2 text controls
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m_ctrlFile->SetDropTarget(new DnDFile(m_ctrlFile));
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m_ctrlText->SetDropTarget(new DnDText(m_ctrlText));
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m_ctrlText->SetDropTarget( new DnDText(m_ctrlText) );
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wxLayoutConstraints *c;
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@ -302,14 +305,16 @@ bool DnDFrame::OnClose()
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void DnDFrame::OnLeftDown(wxMouseEvent &WXUNUSED(event) )
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{
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if ( !m_strText.IsEmpty() ) {
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if ( !m_strText.IsEmpty() )
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{
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// start drag operation
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wxTextDataObject data(m_strText);
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wxDropSource dragSource(data, this);
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const char *pc;
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switch ( dragSource.DoDragDrop(TRUE) ) {
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switch ( dragSource.DoDragDrop(TRUE) )
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{
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case wxDragError: pc = "Error!"; break;
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case wxDragNone: pc = "Nothing"; break;
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case wxDragCopy: pc = "Copied"; break;
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@ -12,6 +12,7 @@
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#endif
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#include "wx/dataobj.h"
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#include "wx/app.h"
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//-------------------------------------------------------------------------
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// wxDataObject
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@ -43,6 +44,18 @@ IMPLEMENT_DYNAMIC_CLASS( wxBitmapDataObject, wxDataObject )
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IMPLEMENT_DYNAMIC_CLASS( wxPrivateDataObject, wxDataObject )
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wxPrivateDataObject::wxPrivateDataObject()
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{
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m_size = 0;
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m_data = (char*) NULL;
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m_id = wxTheApp->GetAppName();
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}
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wxPrivateDataObject::~wxPrivateDataObject()
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{
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if (m_data) delete[] m_data;
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}
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void wxPrivateDataObject::SetData( const char *data, size_t size )
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{
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m_size = size;
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278
src/gtk/dnd.cpp
278
src/gtk/dnd.cpp
@ -102,10 +102,10 @@ static void target_drag_data_received( GtkWidget *WXUNUSED(widget),
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if ((data->length >= 0) && (data->format == 8))
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{
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wxString str = (const char*)data->data;
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printf( "Received %s\n.", WXSTRINGCAST str );
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gtk_drag_finish( context, TRUE, FALSE, time );
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return;
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wxString str = (const char*)data->data;
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printf( "Received %s\n.", WXSTRINGCAST str );
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gtk_drag_finish( context, TRUE, FALSE, time );
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return;
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}
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gtk_drag_finish (context, FALSE, FALSE, time);
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@ -153,6 +153,7 @@ void wxDropTarget::RegisterWidget( GtkWidget *widget )
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GtkTargetEntry format;
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format.info = 0;
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format.flags = 0;
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char buf[100];
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int valid = 0;
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for ( size_t i = 0; i < GetFormatCount(); i++ )
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@ -168,6 +169,12 @@ void wxDropTarget::RegisterWidget( GtkWidget *widget )
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format.target = "file:ALL";
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valid++;
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break;
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case wxDF_PRIVATE:
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wxPrivateDropTarget *pdt = (wxPrivateDropTarget *)this;
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strcpy( buf, "applications/" );
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strcat( buf, WXSTRINGCAST pdt->GetID() );
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format.target = buf;
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valid++;
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default:
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break;
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}
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@ -478,9 +485,9 @@ static void gtk_target_callback( GtkWidget *widget,
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int x = 0;
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int y = 0;
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gdk_window_get_pointer( widget->window, &x, &y, (GdkModifierType *) NULL );
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// printf( "Drop data is of type %s.\n", event->data_type );
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/*
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printf( "Drop data is of type %s.\n", event->data_type );
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*/
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target->OnDrop( x, y, (const void*)event->data, (size_t)event->data_numbytes );
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}
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@ -523,22 +530,35 @@ void wxDropTarget::RegisterWidget( GtkWidget *widget )
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switch (df)
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{
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case wxDF_TEXT:
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if (i > 0) formats += ";";
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formats += "text/plain";
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valid++;
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break;
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case wxDF_FILENAME:
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if (i > 0) formats += ";";
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formats += "file:ALL";
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valid++;
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break;
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default:
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{
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if (i > 0) formats += ";";
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formats += "text/plain";
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valid++;
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break;
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}
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case wxDF_FILENAME:
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{
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if (i > 0) formats += ";";
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formats += "file:ALL";
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valid++;
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break;
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}
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case wxDF_PRIVATE:
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{
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if (i > 0) formats += ";";
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wxPrivateDropTarget *pdt = (wxPrivateDropTarget *)this;
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formats += "applications/";
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formats += pdt->GetId();
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valid++;
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break;
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}
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default:
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break;
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}
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}
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char *str = WXSTRINGCAST formats;
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gtk_widget_dnd_drop_set( widget, TRUE, &str, valid, FALSE );
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gtk_signal_connect( GTK_OBJECT(widget), "drop_data_available_event",
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@ -557,8 +577,10 @@ bool wxTextDropTarget::OnDrop( long x, long y, const void *data, size_t WXUNUSED
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bool wxTextDropTarget::OnDropText( long x, long y, const char *psz )
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{
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/*
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printf( "Got dropped text: %s.\n", psz );
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printf( "At x: %d, y: %d.\n", (int)x, (int)y );
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*/
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return TRUE;
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}
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@ -572,6 +594,25 @@ wxDataFormat wxTextDropTarget::GetFormat(size_t WXUNUSED(n)) const
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return wxDF_TEXT;
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}
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// ----------------------------------------------------------------------------
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// wxPrivateDropTarget
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// ----------------------------------------------------------------------------
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wxPrivateDropTarget::wxPrivateDropTarget()
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{
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m_id = wxTheApp->GetAppName();
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}
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size_t wxPrivateDropTarget::GetFormatCount() const
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{
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return 1;
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}
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wxDataFormat wxPrivateDropTarget::GetFormat(size_t WXUNUSED(n)) const
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{
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return wxDF_PRIVATE;
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}
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// ----------------------------------------------------------------------------
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// wxFileDropTarget
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// ----------------------------------------------------------------------------
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@ -580,11 +621,13 @@ bool wxFileDropTarget::OnDropFiles( long x, long y, size_t nFiles, const char *
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{
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printf( "Got %d dropped files.\n", (int)nFiles );
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printf( "At x: %d, y: %d.\n", (int)x, (int)y );
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for (size_t i = 0; i < nFiles; i++)
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{
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printf( aszFiles[i] );
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printf( "\n" );
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}
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return TRUE;
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}
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@ -641,6 +684,17 @@ void gtk_drag_callback( GtkWidget *widget, GdkEvent *event, wxDropSource *source
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switch (data->GetFormat())
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{
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case wxDF_PRIVATE:
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{
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wxPrivateDataObject *pdo = (wxPrivateDataObject*) data;
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gtk_widget_dnd_data_set( widget,
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event,
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(unsigned char*) pdo->GetData(),
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(int) pdo->GetDataSize() );
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break;
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}
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case wxDF_TEXT:
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{
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wxTextDataObject *text_object = (wxTextDataObject*) data;
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@ -684,62 +738,62 @@ void gtk_drag_callback( GtkWidget *widget, GdkEvent *event, wxDropSource *source
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wxDropSource::wxDropSource( wxWindow *win )
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{
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g_blockEventsOnDrag = TRUE;
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g_blockEventsOnDrag = TRUE;
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m_window = win;
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m_widget = win->m_widget;
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if (win->m_wxwindow) m_widget = win->m_wxwindow;
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m_window = win;
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m_widget = win->m_widget;
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if (win->m_wxwindow) m_widget = win->m_wxwindow;
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m_data = (wxDataObject *) NULL;
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m_retValue = wxDragCancel;
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m_data = (wxDataObject *) NULL;
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m_retValue = wxDragCancel;
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m_defaultCursor = wxCursor( wxCURSOR_NO_ENTRY );
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m_goaheadCursor = wxCursor( wxCURSOR_HAND );
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m_defaultCursor = wxCursor( wxCURSOR_NO_ENTRY );
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m_goaheadCursor = wxCursor( wxCURSOR_HAND );
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}
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wxDropSource::wxDropSource( wxDataObject &data, wxWindow *win )
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{
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g_blockEventsOnDrag = TRUE;
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g_blockEventsOnDrag = TRUE;
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m_window = win;
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m_widget = win->m_widget;
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if (win->m_wxwindow) m_widget = win->m_wxwindow;
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m_retValue = wxDragCancel;
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m_window = win;
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m_widget = win->m_widget;
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if (win->m_wxwindow) m_widget = win->m_wxwindow;
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m_retValue = wxDragCancel;
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m_data = &data;
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m_data = &data;
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m_defaultCursor = wxCursor( wxCURSOR_NO_ENTRY );
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m_goaheadCursor = wxCursor( wxCURSOR_HAND );
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m_defaultCursor = wxCursor( wxCURSOR_NO_ENTRY );
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m_goaheadCursor = wxCursor( wxCURSOR_HAND );
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}
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void wxDropSource::SetData( wxDataObject &data )
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{
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m_data = &data;
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m_data = &data;
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}
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wxDropSource::~wxDropSource(void)
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{
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// if (m_data) delete m_data;
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g_blockEventsOnDrag = FALSE;
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g_blockEventsOnDrag = FALSE;
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}
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wxDragResult wxDropSource::DoDragDrop( bool WXUNUSED(bAllowMove) )
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{
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if (gdk_dnd.dnd_grabbed) return (wxDragResult) wxDragNone;
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if (gdk_dnd.drag_really) return (wxDragResult) wxDragNone;
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if (gdk_dnd.dnd_grabbed) return (wxDragResult) wxDragNone;
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if (gdk_dnd.drag_really) return (wxDragResult) wxDragNone;
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wxASSERT_MSG( m_data, "wxDragSource: no data" );
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wxASSERT_MSG( m_data, "wxDragSource: no data" );
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if (!m_data) return (wxDragResult) wxDragNone;
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if (!m_data) return (wxDragResult) wxDragNone;
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static GtkWidget *drag_icon = (GtkWidget*) NULL;
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static GtkWidget *drop_icon = (GtkWidget*) NULL;
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static GtkWidget *drag_icon = (GtkWidget*) NULL;
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static GtkWidget *drop_icon = (GtkWidget*) NULL;
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GdkPoint hotspot_1 = {0,-5 };
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GdkPoint hotspot_1 = {0,-5 };
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if (!drag_icon)
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{
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if (!drag_icon)
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{
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drag_icon = shape_create_icon ( gv_xpm,
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440, 140, 0,0, GTK_WINDOW_POPUP);
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@ -748,12 +802,12 @@ wxDragResult wxDropSource::DoDragDrop( bool WXUNUSED(bAllowMove) )
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&drag_icon);
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gtk_widget_hide (drag_icon);
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}
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}
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GdkPoint hotspot_2 = {-5,-5};
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GdkPoint hotspot_2 = {-5,-5};
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if (!drop_icon)
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{
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if (!drop_icon)
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{
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drop_icon = shape_create_icon ( page_xpm,
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440, 140, 0,0, GTK_WINDOW_POPUP);
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@ -762,7 +816,7 @@ wxDragResult wxDropSource::DoDragDrop( bool WXUNUSED(bAllowMove) )
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&drop_icon);
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gtk_widget_hide (drop_icon);
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}
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}
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gdk_dnd_set_drag_shape( drag_icon->window,
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@ -771,101 +825,107 @@ wxDragResult wxDropSource::DoDragDrop( bool WXUNUSED(bAllowMove) )
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&hotspot_2);
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GdkWindowPrivate *wp = (GdkWindowPrivate*) m_widget->window;
|
||||
GdkWindowPrivate *wp = (GdkWindowPrivate*) m_widget->window;
|
||||
|
||||
RegisterWindow();
|
||||
RegisterWindow();
|
||||
|
||||
gdk_dnd.drag_perhaps = TRUE;
|
||||
gdk_dnd.drag_perhaps = TRUE;
|
||||
|
||||
gdk_dnd.dnd_drag_start.x = 5;
|
||||
gdk_dnd.dnd_drag_start.y = 5;
|
||||
gdk_dnd.real_sw = wp;
|
||||
gdk_dnd.dnd_drag_start.x = 5;
|
||||
gdk_dnd.dnd_drag_start.y = 5;
|
||||
gdk_dnd.real_sw = wp;
|
||||
|
||||
if (gdk_dnd.drag_startwindows)
|
||||
{
|
||||
g_free( gdk_dnd.drag_startwindows );
|
||||
gdk_dnd.drag_startwindows = (GdkWindow **) NULL;
|
||||
}
|
||||
gdk_dnd.drag_numwindows = gdk_dnd.drag_really = 0;
|
||||
if (gdk_dnd.drag_startwindows)
|
||||
{
|
||||
g_free( gdk_dnd.drag_startwindows );
|
||||
gdk_dnd.drag_startwindows = (GdkWindow **) NULL;
|
||||
}
|
||||
gdk_dnd.drag_numwindows = gdk_dnd.drag_really = 0;
|
||||
|
||||
XWindowAttributes dnd_winattr;
|
||||
XGetWindowAttributes( gdk_display, wp->xwindow, &dnd_winattr );
|
||||
wp->dnd_drag_savedeventmask = dnd_winattr.your_event_mask;
|
||||
XWindowAttributes dnd_winattr;
|
||||
XGetWindowAttributes( gdk_display, wp->xwindow, &dnd_winattr );
|
||||
wp->dnd_drag_savedeventmask = dnd_winattr.your_event_mask;
|
||||
|
||||
gdk_dnd_drag_addwindow( m_widget->window );
|
||||
gdk_dnd_drag_addwindow( m_widget->window );
|
||||
|
||||
GdkEventDragBegin ev;
|
||||
ev.type = GDK_DRAG_BEGIN;
|
||||
ev.window = m_widget->window;
|
||||
ev.u.allflags = 0;
|
||||
ev.u.flags.protocol_version = DND_PROTOCOL_VERSION;
|
||||
GdkEventDragBegin ev;
|
||||
ev.type = GDK_DRAG_BEGIN;
|
||||
ev.window = m_widget->window;
|
||||
ev.u.allflags = 0;
|
||||
ev.u.flags.protocol_version = DND_PROTOCOL_VERSION;
|
||||
|
||||
gdk_event_put( (GdkEvent*)&ev );
|
||||
gdk_event_put( (GdkEvent*)&ev );
|
||||
|
||||
XGrabPointer( gdk_display, wp->xwindow, False,
|
||||
ButtonMotionMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask,
|
||||
GrabModeAsync, GrabModeAsync, gdk_root_window, None, CurrentTime );
|
||||
XGrabPointer( gdk_display, wp->xwindow, False,
|
||||
ButtonMotionMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask,
|
||||
GrabModeAsync, GrabModeAsync, gdk_root_window, None, CurrentTime );
|
||||
|
||||
gdk_dnd_set_drag_cursors( m_defaultCursor.GetCursor(), m_goaheadCursor.GetCursor() );
|
||||
gdk_dnd_set_drag_cursors( m_defaultCursor.GetCursor(), m_goaheadCursor.GetCursor() );
|
||||
|
||||
gdk_dnd.dnd_grabbed = TRUE;
|
||||
gdk_dnd.drag_really = 1;
|
||||
gdk_dnd.dnd_grabbed = TRUE;
|
||||
gdk_dnd.drag_really = 1;
|
||||
|
||||
int x = 0;
|
||||
int y = 0;
|
||||
wxGetMousePosition( &x, &y );
|
||||
int x = 0;
|
||||
int y = 0;
|
||||
wxGetMousePosition( &x, &y );
|
||||
|
||||
gdk_dnd_display_drag_cursor( x, y, FALSE, TRUE );
|
||||
gdk_dnd_display_drag_cursor( x, y, FALSE, TRUE );
|
||||
|
||||
/*
|
||||
shape_motion( drag_icon, (GdkEventMotion *)NULL );
|
||||
shape_motion( drop_icon, (GdkEventMotion *)NULL );
|
||||
*/
|
||||
|
||||
while (gdk_dnd.drag_really || gdk_dnd.drag_perhaps) wxYield();
|
||||
while (gdk_dnd.drag_really || gdk_dnd.drag_perhaps) wxYield();
|
||||
|
||||
UnregisterWindow();
|
||||
UnregisterWindow();
|
||||
|
||||
g_blockEventsOnDrag = FALSE;
|
||||
g_blockEventsOnDrag = FALSE;
|
||||
|
||||
return m_retValue;
|
||||
return m_retValue;
|
||||
}
|
||||
|
||||
void wxDropSource::RegisterWindow(void)
|
||||
{
|
||||
if (!m_data) return;
|
||||
if (!m_data) return;
|
||||
|
||||
wxString formats;
|
||||
wxString formats;
|
||||
|
||||
wxDataFormat df = m_data->GetFormat();
|
||||
wxDataFormat df = m_data->GetFormat();
|
||||
|
||||
switch (df)
|
||||
{
|
||||
case wxDF_TEXT:
|
||||
formats += "text/plain";
|
||||
break;
|
||||
case wxDF_FILENAME:
|
||||
formats += "file:ALL";
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
case wxDF_TEXT:
|
||||
{
|
||||
formats += "text/plain";
|
||||
break;
|
||||
}
|
||||
case wxDF_FILENAME:
|
||||
{
|
||||
formats += "file:ALL";
|
||||
break;
|
||||
}
|
||||
case wxDF_PRIVATE:
|
||||
{
|
||||
wxPrivateDataObject* pdo = (wxPrivateDataObject*) m_data;
|
||||
formats += "applications/";
|
||||
formats += pdo->GetId();
|
||||
break;
|
||||
}
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
char *str = WXSTRINGCAST formats;
|
||||
char *str = WXSTRINGCAST formats;
|
||||
|
||||
gtk_widget_dnd_drag_set( m_widget, TRUE, &str, 1 );
|
||||
gtk_widget_dnd_drag_set( m_widget, TRUE, &str, 1 );
|
||||
|
||||
gtk_signal_connect( GTK_OBJECT(m_widget), "drag_request_event",
|
||||
GTK_SIGNAL_FUNC(gtk_drag_callback), (gpointer)this );
|
||||
gtk_signal_connect( GTK_OBJECT(m_widget), "drag_request_event",
|
||||
GTK_SIGNAL_FUNC(gtk_drag_callback), (gpointer)this );
|
||||
}
|
||||
|
||||
void wxDropSource::UnregisterWindow(void)
|
||||
{
|
||||
if (!m_widget) return;
|
||||
if (!m_widget) return;
|
||||
|
||||
gtk_widget_dnd_drag_set( m_widget, FALSE, (gchar **) NULL, 0 );
|
||||
gtk_widget_dnd_drag_set( m_widget, FALSE, (gchar **) NULL, 0 );
|
||||
|
||||
gtk_signal_disconnect_by_data( GTK_OBJECT(m_widget), (gpointer)this );
|
||||
gtk_signal_disconnect_by_data( GTK_OBJECT(m_widget), (gpointer)this );
|
||||
}
|
||||
|
||||
|
||||
|
||||
@ -12,6 +12,7 @@
|
||||
#endif
|
||||
|
||||
#include "wx/dataobj.h"
|
||||
#include "wx/app.h"
|
||||
|
||||
//-------------------------------------------------------------------------
|
||||
// wxDataObject
|
||||
@ -43,6 +44,18 @@ IMPLEMENT_DYNAMIC_CLASS( wxBitmapDataObject, wxDataObject )
|
||||
|
||||
IMPLEMENT_DYNAMIC_CLASS( wxPrivateDataObject, wxDataObject )
|
||||
|
||||
wxPrivateDataObject::wxPrivateDataObject()
|
||||
{
|
||||
m_size = 0;
|
||||
m_data = (char*) NULL;
|
||||
m_id = wxTheApp->GetAppName();
|
||||
}
|
||||
|
||||
wxPrivateDataObject::~wxPrivateDataObject()
|
||||
{
|
||||
if (m_data) delete[] m_data;
|
||||
}
|
||||
|
||||
void wxPrivateDataObject::SetData( const char *data, size_t size )
|
||||
{
|
||||
m_size = size;
|
||||
|
||||
278
src/gtk1/dnd.cpp
278
src/gtk1/dnd.cpp
@ -102,10 +102,10 @@ static void target_drag_data_received( GtkWidget *WXUNUSED(widget),
|
||||
|
||||
if ((data->length >= 0) && (data->format == 8))
|
||||
{
|
||||
wxString str = (const char*)data->data;
|
||||
printf( "Received %s\n.", WXSTRINGCAST str );
|
||||
gtk_drag_finish( context, TRUE, FALSE, time );
|
||||
return;
|
||||
wxString str = (const char*)data->data;
|
||||
printf( "Received %s\n.", WXSTRINGCAST str );
|
||||
gtk_drag_finish( context, TRUE, FALSE, time );
|
||||
return;
|
||||
}
|
||||
|
||||
gtk_drag_finish (context, FALSE, FALSE, time);
|
||||
@ -153,6 +153,7 @@ void wxDropTarget::RegisterWidget( GtkWidget *widget )
|
||||
GtkTargetEntry format;
|
||||
format.info = 0;
|
||||
format.flags = 0;
|
||||
char buf[100];
|
||||
|
||||
int valid = 0;
|
||||
for ( size_t i = 0; i < GetFormatCount(); i++ )
|
||||
@ -168,6 +169,12 @@ void wxDropTarget::RegisterWidget( GtkWidget *widget )
|
||||
format.target = "file:ALL";
|
||||
valid++;
|
||||
break;
|
||||
case wxDF_PRIVATE:
|
||||
wxPrivateDropTarget *pdt = (wxPrivateDropTarget *)this;
|
||||
strcpy( buf, "applications/" );
|
||||
strcat( buf, WXSTRINGCAST pdt->GetID() );
|
||||
format.target = buf;
|
||||
valid++;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
@ -478,9 +485,9 @@ static void gtk_target_callback( GtkWidget *widget,
|
||||
int x = 0;
|
||||
int y = 0;
|
||||
gdk_window_get_pointer( widget->window, &x, &y, (GdkModifierType *) NULL );
|
||||
|
||||
// printf( "Drop data is of type %s.\n", event->data_type );
|
||||
|
||||
/*
|
||||
printf( "Drop data is of type %s.\n", event->data_type );
|
||||
*/
|
||||
target->OnDrop( x, y, (const void*)event->data, (size_t)event->data_numbytes );
|
||||
}
|
||||
|
||||
@ -523,22 +530,35 @@ void wxDropTarget::RegisterWidget( GtkWidget *widget )
|
||||
switch (df)
|
||||
{
|
||||
case wxDF_TEXT:
|
||||
if (i > 0) formats += ";";
|
||||
formats += "text/plain";
|
||||
valid++;
|
||||
break;
|
||||
case wxDF_FILENAME:
|
||||
if (i > 0) formats += ";";
|
||||
formats += "file:ALL";
|
||||
valid++;
|
||||
break;
|
||||
default:
|
||||
{
|
||||
if (i > 0) formats += ";";
|
||||
formats += "text/plain";
|
||||
valid++;
|
||||
break;
|
||||
}
|
||||
case wxDF_FILENAME:
|
||||
{
|
||||
if (i > 0) formats += ";";
|
||||
formats += "file:ALL";
|
||||
valid++;
|
||||
break;
|
||||
}
|
||||
case wxDF_PRIVATE:
|
||||
{
|
||||
if (i > 0) formats += ";";
|
||||
wxPrivateDropTarget *pdt = (wxPrivateDropTarget *)this;
|
||||
formats += "applications/";
|
||||
formats += pdt->GetId();
|
||||
valid++;
|
||||
break;
|
||||
}
|
||||
default:
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
char *str = WXSTRINGCAST formats;
|
||||
|
||||
|
||||
gtk_widget_dnd_drop_set( widget, TRUE, &str, valid, FALSE );
|
||||
|
||||
gtk_signal_connect( GTK_OBJECT(widget), "drop_data_available_event",
|
||||
@ -557,8 +577,10 @@ bool wxTextDropTarget::OnDrop( long x, long y, const void *data, size_t WXUNUSED
|
||||
|
||||
bool wxTextDropTarget::OnDropText( long x, long y, const char *psz )
|
||||
{
|
||||
/*
|
||||
printf( "Got dropped text: %s.\n", psz );
|
||||
printf( "At x: %d, y: %d.\n", (int)x, (int)y );
|
||||
*/
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
@ -572,6 +594,25 @@ wxDataFormat wxTextDropTarget::GetFormat(size_t WXUNUSED(n)) const
|
||||
return wxDF_TEXT;
|
||||
}
|
||||
|
||||
// ----------------------------------------------------------------------------
|
||||
// wxPrivateDropTarget
|
||||
// ----------------------------------------------------------------------------
|
||||
|
||||
wxPrivateDropTarget::wxPrivateDropTarget()
|
||||
{
|
||||
m_id = wxTheApp->GetAppName();
|
||||
}
|
||||
|
||||
size_t wxPrivateDropTarget::GetFormatCount() const
|
||||
{
|
||||
return 1;
|
||||
}
|
||||
|
||||
wxDataFormat wxPrivateDropTarget::GetFormat(size_t WXUNUSED(n)) const
|
||||
{
|
||||
return wxDF_PRIVATE;
|
||||
}
|
||||
|
||||
// ----------------------------------------------------------------------------
|
||||
// wxFileDropTarget
|
||||
// ----------------------------------------------------------------------------
|
||||
@ -580,11 +621,13 @@ bool wxFileDropTarget::OnDropFiles( long x, long y, size_t nFiles, const char *
|
||||
{
|
||||
printf( "Got %d dropped files.\n", (int)nFiles );
|
||||
printf( "At x: %d, y: %d.\n", (int)x, (int)y );
|
||||
|
||||
for (size_t i = 0; i < nFiles; i++)
|
||||
{
|
||||
printf( aszFiles[i] );
|
||||
printf( "\n" );
|
||||
}
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
@ -641,6 +684,17 @@ void gtk_drag_callback( GtkWidget *widget, GdkEvent *event, wxDropSource *source
|
||||
|
||||
switch (data->GetFormat())
|
||||
{
|
||||
case wxDF_PRIVATE:
|
||||
{
|
||||
wxPrivateDataObject *pdo = (wxPrivateDataObject*) data;
|
||||
|
||||
gtk_widget_dnd_data_set( widget,
|
||||
event,
|
||||
(unsigned char*) pdo->GetData(),
|
||||
(int) pdo->GetDataSize() );
|
||||
|
||||
break;
|
||||
}
|
||||
case wxDF_TEXT:
|
||||
{
|
||||
wxTextDataObject *text_object = (wxTextDataObject*) data;
|
||||
@ -684,62 +738,62 @@ void gtk_drag_callback( GtkWidget *widget, GdkEvent *event, wxDropSource *source
|
||||
|
||||
wxDropSource::wxDropSource( wxWindow *win )
|
||||
{
|
||||
g_blockEventsOnDrag = TRUE;
|
||||
g_blockEventsOnDrag = TRUE;
|
||||
|
||||
m_window = win;
|
||||
m_widget = win->m_widget;
|
||||
if (win->m_wxwindow) m_widget = win->m_wxwindow;
|
||||
m_window = win;
|
||||
m_widget = win->m_widget;
|
||||
if (win->m_wxwindow) m_widget = win->m_wxwindow;
|
||||
|
||||
m_data = (wxDataObject *) NULL;
|
||||
m_retValue = wxDragCancel;
|
||||
m_data = (wxDataObject *) NULL;
|
||||
m_retValue = wxDragCancel;
|
||||
|
||||
m_defaultCursor = wxCursor( wxCURSOR_NO_ENTRY );
|
||||
m_goaheadCursor = wxCursor( wxCURSOR_HAND );
|
||||
m_defaultCursor = wxCursor( wxCURSOR_NO_ENTRY );
|
||||
m_goaheadCursor = wxCursor( wxCURSOR_HAND );
|
||||
}
|
||||
|
||||
wxDropSource::wxDropSource( wxDataObject &data, wxWindow *win )
|
||||
{
|
||||
g_blockEventsOnDrag = TRUE;
|
||||
g_blockEventsOnDrag = TRUE;
|
||||
|
||||
m_window = win;
|
||||
m_widget = win->m_widget;
|
||||
if (win->m_wxwindow) m_widget = win->m_wxwindow;
|
||||
m_retValue = wxDragCancel;
|
||||
m_window = win;
|
||||
m_widget = win->m_widget;
|
||||
if (win->m_wxwindow) m_widget = win->m_wxwindow;
|
||||
m_retValue = wxDragCancel;
|
||||
|
||||
m_data = &data;
|
||||
m_data = &data;
|
||||
|
||||
m_defaultCursor = wxCursor( wxCURSOR_NO_ENTRY );
|
||||
m_goaheadCursor = wxCursor( wxCURSOR_HAND );
|
||||
m_defaultCursor = wxCursor( wxCURSOR_NO_ENTRY );
|
||||
m_goaheadCursor = wxCursor( wxCURSOR_HAND );
|
||||
}
|
||||
|
||||
void wxDropSource::SetData( wxDataObject &data )
|
||||
{
|
||||
m_data = &data;
|
||||
m_data = &data;
|
||||
}
|
||||
|
||||
wxDropSource::~wxDropSource(void)
|
||||
{
|
||||
// if (m_data) delete m_data;
|
||||
|
||||
g_blockEventsOnDrag = FALSE;
|
||||
g_blockEventsOnDrag = FALSE;
|
||||
}
|
||||
|
||||
wxDragResult wxDropSource::DoDragDrop( bool WXUNUSED(bAllowMove) )
|
||||
{
|
||||
if (gdk_dnd.dnd_grabbed) return (wxDragResult) wxDragNone;
|
||||
if (gdk_dnd.drag_really) return (wxDragResult) wxDragNone;
|
||||
if (gdk_dnd.dnd_grabbed) return (wxDragResult) wxDragNone;
|
||||
if (gdk_dnd.drag_really) return (wxDragResult) wxDragNone;
|
||||
|
||||
wxASSERT_MSG( m_data, "wxDragSource: no data" );
|
||||
wxASSERT_MSG( m_data, "wxDragSource: no data" );
|
||||
|
||||
if (!m_data) return (wxDragResult) wxDragNone;
|
||||
if (!m_data) return (wxDragResult) wxDragNone;
|
||||
|
||||
static GtkWidget *drag_icon = (GtkWidget*) NULL;
|
||||
static GtkWidget *drop_icon = (GtkWidget*) NULL;
|
||||
static GtkWidget *drag_icon = (GtkWidget*) NULL;
|
||||
static GtkWidget *drop_icon = (GtkWidget*) NULL;
|
||||
|
||||
GdkPoint hotspot_1 = {0,-5 };
|
||||
GdkPoint hotspot_1 = {0,-5 };
|
||||
|
||||
if (!drag_icon)
|
||||
{
|
||||
if (!drag_icon)
|
||||
{
|
||||
drag_icon = shape_create_icon ( gv_xpm,
|
||||
440, 140, 0,0, GTK_WINDOW_POPUP);
|
||||
|
||||
@ -748,12 +802,12 @@ wxDragResult wxDropSource::DoDragDrop( bool WXUNUSED(bAllowMove) )
|
||||
&drag_icon);
|
||||
|
||||
gtk_widget_hide (drag_icon);
|
||||
}
|
||||
}
|
||||
|
||||
GdkPoint hotspot_2 = {-5,-5};
|
||||
GdkPoint hotspot_2 = {-5,-5};
|
||||
|
||||
if (!drop_icon)
|
||||
{
|
||||
if (!drop_icon)
|
||||
{
|
||||
drop_icon = shape_create_icon ( page_xpm,
|
||||
440, 140, 0,0, GTK_WINDOW_POPUP);
|
||||
|
||||
@ -762,7 +816,7 @@ wxDragResult wxDropSource::DoDragDrop( bool WXUNUSED(bAllowMove) )
|
||||
&drop_icon);
|
||||
|
||||
gtk_widget_hide (drop_icon);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
gdk_dnd_set_drag_shape( drag_icon->window,
|
||||
@ -771,101 +825,107 @@ wxDragResult wxDropSource::DoDragDrop( bool WXUNUSED(bAllowMove) )
|
||||
&hotspot_2);
|
||||
|
||||
|
||||
GdkWindowPrivate *wp = (GdkWindowPrivate*) m_widget->window;
|
||||
GdkWindowPrivate *wp = (GdkWindowPrivate*) m_widget->window;
|
||||
|
||||
RegisterWindow();
|
||||
RegisterWindow();
|
||||
|
||||
gdk_dnd.drag_perhaps = TRUE;
|
||||
gdk_dnd.drag_perhaps = TRUE;
|
||||
|
||||
gdk_dnd.dnd_drag_start.x = 5;
|
||||
gdk_dnd.dnd_drag_start.y = 5;
|
||||
gdk_dnd.real_sw = wp;
|
||||
gdk_dnd.dnd_drag_start.x = 5;
|
||||
gdk_dnd.dnd_drag_start.y = 5;
|
||||
gdk_dnd.real_sw = wp;
|
||||
|
||||
if (gdk_dnd.drag_startwindows)
|
||||
{
|
||||
g_free( gdk_dnd.drag_startwindows );
|
||||
gdk_dnd.drag_startwindows = (GdkWindow **) NULL;
|
||||
}
|
||||
gdk_dnd.drag_numwindows = gdk_dnd.drag_really = 0;
|
||||
if (gdk_dnd.drag_startwindows)
|
||||
{
|
||||
g_free( gdk_dnd.drag_startwindows );
|
||||
gdk_dnd.drag_startwindows = (GdkWindow **) NULL;
|
||||
}
|
||||
gdk_dnd.drag_numwindows = gdk_dnd.drag_really = 0;
|
||||
|
||||
XWindowAttributes dnd_winattr;
|
||||
XGetWindowAttributes( gdk_display, wp->xwindow, &dnd_winattr );
|
||||
wp->dnd_drag_savedeventmask = dnd_winattr.your_event_mask;
|
||||
XWindowAttributes dnd_winattr;
|
||||
XGetWindowAttributes( gdk_display, wp->xwindow, &dnd_winattr );
|
||||
wp->dnd_drag_savedeventmask = dnd_winattr.your_event_mask;
|
||||
|
||||
gdk_dnd_drag_addwindow( m_widget->window );
|
||||
gdk_dnd_drag_addwindow( m_widget->window );
|
||||
|
||||
GdkEventDragBegin ev;
|
||||
ev.type = GDK_DRAG_BEGIN;
|
||||
ev.window = m_widget->window;
|
||||
ev.u.allflags = 0;
|
||||
ev.u.flags.protocol_version = DND_PROTOCOL_VERSION;
|
||||
GdkEventDragBegin ev;
|
||||
ev.type = GDK_DRAG_BEGIN;
|
||||
ev.window = m_widget->window;
|
||||
ev.u.allflags = 0;
|
||||
ev.u.flags.protocol_version = DND_PROTOCOL_VERSION;
|
||||
|
||||
gdk_event_put( (GdkEvent*)&ev );
|
||||
gdk_event_put( (GdkEvent*)&ev );
|
||||
|
||||
XGrabPointer( gdk_display, wp->xwindow, False,
|
||||
ButtonMotionMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask,
|
||||
GrabModeAsync, GrabModeAsync, gdk_root_window, None, CurrentTime );
|
||||
XGrabPointer( gdk_display, wp->xwindow, False,
|
||||
ButtonMotionMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask,
|
||||
GrabModeAsync, GrabModeAsync, gdk_root_window, None, CurrentTime );
|
||||
|
||||
gdk_dnd_set_drag_cursors( m_defaultCursor.GetCursor(), m_goaheadCursor.GetCursor() );
|
||||
gdk_dnd_set_drag_cursors( m_defaultCursor.GetCursor(), m_goaheadCursor.GetCursor() );
|
||||
|
||||
gdk_dnd.dnd_grabbed = TRUE;
|
||||
gdk_dnd.drag_really = 1;
|
||||
gdk_dnd.dnd_grabbed = TRUE;
|
||||
gdk_dnd.drag_really = 1;
|
||||
|
||||
int x = 0;
|
||||
int y = 0;
|
||||
wxGetMousePosition( &x, &y );
|
||||
int x = 0;
|
||||
int y = 0;
|
||||
wxGetMousePosition( &x, &y );
|
||||
|
||||
gdk_dnd_display_drag_cursor( x, y, FALSE, TRUE );
|
||||
gdk_dnd_display_drag_cursor( x, y, FALSE, TRUE );
|
||||
|
||||
/*
|
||||
shape_motion( drag_icon, (GdkEventMotion *)NULL );
|
||||
shape_motion( drop_icon, (GdkEventMotion *)NULL );
|
||||
*/
|
||||
|
||||
while (gdk_dnd.drag_really || gdk_dnd.drag_perhaps) wxYield();
|
||||
while (gdk_dnd.drag_really || gdk_dnd.drag_perhaps) wxYield();
|
||||
|
||||
UnregisterWindow();
|
||||
UnregisterWindow();
|
||||
|
||||
g_blockEventsOnDrag = FALSE;
|
||||
g_blockEventsOnDrag = FALSE;
|
||||
|
||||
return m_retValue;
|
||||
return m_retValue;
|
||||
}
|
||||
|
||||
void wxDropSource::RegisterWindow(void)
|
||||
{
|
||||
if (!m_data) return;
|
||||
if (!m_data) return;
|
||||
|
||||
wxString formats;
|
||||
wxString formats;
|
||||
|
||||
wxDataFormat df = m_data->GetFormat();
|
||||
wxDataFormat df = m_data->GetFormat();
|
||||
|
||||
switch (df)
|
||||
{
|
||||
case wxDF_TEXT:
|
||||
formats += "text/plain";
|
||||
break;
|
||||
case wxDF_FILENAME:
|
||||
formats += "file:ALL";
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
case wxDF_TEXT:
|
||||
{
|
||||
formats += "text/plain";
|
||||
break;
|
||||
}
|
||||
case wxDF_FILENAME:
|
||||
{
|
||||
formats += "file:ALL";
|
||||
break;
|
||||
}
|
||||
case wxDF_PRIVATE:
|
||||
{
|
||||
wxPrivateDataObject* pdo = (wxPrivateDataObject*) m_data;
|
||||
formats += "applications/";
|
||||
formats += pdo->GetId();
|
||||
break;
|
||||
}
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
char *str = WXSTRINGCAST formats;
|
||||
char *str = WXSTRINGCAST formats;
|
||||
|
||||
gtk_widget_dnd_drag_set( m_widget, TRUE, &str, 1 );
|
||||
gtk_widget_dnd_drag_set( m_widget, TRUE, &str, 1 );
|
||||
|
||||
gtk_signal_connect( GTK_OBJECT(m_widget), "drag_request_event",
|
||||
GTK_SIGNAL_FUNC(gtk_drag_callback), (gpointer)this );
|
||||
gtk_signal_connect( GTK_OBJECT(m_widget), "drag_request_event",
|
||||
GTK_SIGNAL_FUNC(gtk_drag_callback), (gpointer)this );
|
||||
}
|
||||
|
||||
void wxDropSource::UnregisterWindow(void)
|
||||
{
|
||||
if (!m_widget) return;
|
||||
if (!m_widget) return;
|
||||
|
||||
gtk_widget_dnd_drag_set( m_widget, FALSE, (gchar **) NULL, 0 );
|
||||
gtk_widget_dnd_drag_set( m_widget, FALSE, (gchar **) NULL, 0 );
|
||||
|
||||
gtk_signal_disconnect_by_data( GTK_OBJECT(m_widget), (gpointer)this );
|
||||
gtk_signal_disconnect_by_data( GTK_OBJECT(m_widget), (gpointer)this );
|
||||
}
|
||||
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user