A bit more DnD and clipbrd updates

wxTextCtrl now hides the vertical until required


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1197 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robert Roebling
1998-12-15 08:03:37 +00:00
parent f5d29b396f
commit 2830bf19dc
11 changed files with 672 additions and 528 deletions

View File

@@ -106,14 +106,17 @@ class wxTextCtrl: public wxControl, public streambuf
// implementation // implementation
GtkWidget* GetConnectWidget(void); GtkWidget* GetConnectWidget();
bool IsOwnGtkWindow( GdkWindow *window ); bool IsOwnGtkWindow( GdkWindow *window );
void ApplyWidgetStyle(); void ApplyWidgetStyle();
void CalculateScrollbar();
private: private:
bool m_modified; bool m_modified;
GtkWidget *m_text; GtkWidget *m_text;
GtkWidget *m_vScrollbar;
bool m_vScrollbarVisible;
}; };
#endif // __GTKTEXTCTRLH__ #endif // __GTKTEXTCTRLH__

View File

@@ -106,14 +106,17 @@ class wxTextCtrl: public wxControl, public streambuf
// implementation // implementation
GtkWidget* GetConnectWidget(void); GtkWidget* GetConnectWidget();
bool IsOwnGtkWindow( GdkWindow *window ); bool IsOwnGtkWindow( GdkWindow *window );
void ApplyWidgetStyle(); void ApplyWidgetStyle();
void CalculateScrollbar();
private: private:
bool m_modified; bool m_modified;
GtkWidget *m_text; GtkWidget *m_text;
GtkWidget *m_vScrollbar;
bool m_vScrollbarVisible;
}; };
#endif // __GTKTEXTCTRLH__ #endif // __GTKTEXTCTRLH__

View File

@@ -78,7 +78,6 @@ class MyPanel: public wxPanel
void OnSpinUpdate( wxSpinEvent &event ); void OnSpinUpdate( wxSpinEvent &event );
void OnPasteFromClipboard( wxCommandEvent &event ); void OnPasteFromClipboard( wxCommandEvent &event );
void OnCopyToClipboard( wxCommandEvent &event ); void OnCopyToClipboard( wxCommandEvent &event );
void OnCutToClipboard( wxCommandEvent &event );
wxListBox *m_listbox; wxListBox *m_listbox;
wxChoice *m_choice; wxChoice *m_choice;
@@ -189,7 +188,6 @@ const int ID_COMBO_ENABLE = 147;
const int ID_TEXT = 150; const int ID_TEXT = 150;
const int ID_PASTE_TEXT = 151; const int ID_PASTE_TEXT = 151;
const int ID_COPY_TEXT = 152; const int ID_COPY_TEXT = 152;
const int ID_CUT_TEXT = 153;
const int ID_RADIOBOX = 160; const int ID_RADIOBOX = 160;
const int ID_RADIOBOX_SEL_NUM = 161; const int ID_RADIOBOX_SEL_NUM = 161;
@@ -245,7 +243,6 @@ BEGIN_EVENT_TABLE(MyPanel, wxPanel)
EVT_SPIN (ID_SPIN, MyPanel::OnSpinUpdate) EVT_SPIN (ID_SPIN, MyPanel::OnSpinUpdate)
EVT_BUTTON (ID_PASTE_TEXT, MyPanel::OnPasteFromClipboard) EVT_BUTTON (ID_PASTE_TEXT, MyPanel::OnPasteFromClipboard)
EVT_BUTTON (ID_COPY_TEXT, MyPanel::OnCopyToClipboard) EVT_BUTTON (ID_COPY_TEXT, MyPanel::OnCopyToClipboard)
EVT_BUTTON (ID_CUT_TEXT, MyPanel::OnCutToClipboard)
END_EVENT_TABLE() END_EVENT_TABLE()
MyPanel::MyPanel( wxFrame *frame, int x, int y, int w, int h ) : MyPanel::MyPanel( wxFrame *frame, int x, int y, int w, int h ) :
@@ -355,9 +352,8 @@ MyPanel::MyPanel( wxFrame *frame, int x, int y, int w, int h ) :
(*m_multitext) << " More text."; (*m_multitext) << " More text.";
// m_multitext->SetBackgroundColour("wheat"); // m_multitext->SetBackgroundColour("wheat");
(void)new wxStaticBox( panel, -1, "wxClipboard", wxPoint(345,50), wxSize(160,145) ); (void)new wxStaticBox( panel, -1, "wxClipboard", wxPoint(345,50), wxSize(160,145) );
(void)new wxButton( panel, ID_COPY_TEXT, "Copy line 1", wxPoint(370,70), wxSize(110,30) ); (void)new wxButton( panel, ID_COPY_TEXT, "Copy line 1", wxPoint(370,80), wxSize(110,30) );
(void)new wxButton( panel, ID_PASTE_TEXT, "Paste text", wxPoint(370,110), wxSize(110,30) ); (void)new wxButton( panel, ID_PASTE_TEXT, "Paste text", wxPoint(370,140), wxSize(110,30) );
(void)new wxButton( panel, ID_CUT_TEXT, "Cut line 1", wxPoint(370,150), wxSize(110,30) );
m_notebook->AddPage(panel, "wxTextCtrl" , FALSE, Image_Text); m_notebook->AddPage(panel, "wxTextCtrl" , FALSE, Image_Text);
wxString choices2[] = wxString choices2[] =
@@ -490,10 +486,6 @@ void MyPanel::OnCopyToClipboard( wxCommandEvent &WXUNUSED(event) )
#endif #endif
} }
void MyPanel::OnCutToClipboard( wxCommandEvent &WXUNUSED(event) )
{
}
void MyPanel::OnSize( wxSizeEvent& WXUNUSED(event) ) void MyPanel::OnSize( wxSizeEvent& WXUNUSED(event) )
{ {
int x = 0; int x = 0;

View File

@@ -307,6 +307,22 @@ bool wxClipboard::SetData( wxDataObject *data )
{ {
wxCHECK_MSG( data, FALSE, "data is invalid" ); wxCHECK_MSG( data, FALSE, "data is invalid" );
wxNode *node = m_dataObjects.First();
while (node)
{
wxDataObject *d = (wxDataObject*)node->Data();
if (d->GetFormat() == data->GetFormat())
{
m_dataObjects.DeleteNode( node );
break;
}
node = node->Next();
}
m_dataObjects.Append( data ); m_dataObjects.Append( data );
wxCHECK_MSG( m_open, FALSE, "clipboard not open" ); wxCHECK_MSG( m_open, FALSE, "clipboard not open" );

View File

@@ -245,7 +245,7 @@ void wxDialog::GtkOnSize( int WXUNUSED(x), int WXUNUSED(y), int width, int heigh
void wxDialog::OnSize( wxSizeEvent &WXUNUSED(event) ) void wxDialog::OnSize( wxSizeEvent &WXUNUSED(event) )
{ {
wxASSERT_MSG( (m_widget != NULL), "invalid frame" ); wxASSERT_MSG( (m_widget != NULL), "invalid dialog" );
if (GetAutoLayout()) if (GetAutoLayout())
{ {

View File

@@ -642,10 +642,12 @@ void gtk_drag_callback( GtkWidget *widget, GdkEvent *event, wxDropSource *source
wxString text = text_object->GetText(); wxString text = text_object->GetText();
char *s = WXSTRINGCAST text;
gtk_widget_dnd_data_set( widget, gtk_widget_dnd_data_set( widget,
event, event,
(unsigned char*) text.c_str, (unsigned char*) s,
(int) text.Length() ); (int) text.Length()+1 );
break; break;
} }
@@ -656,10 +658,12 @@ void gtk_drag_callback( GtkWidget *widget, GdkEvent *event, wxDropSource *source
wxString text = file_object->GetFiles(); wxString text = file_object->GetFiles();
char *s = WXSTRINGCAST text;
gtk_widget_dnd_data_set( widget, gtk_widget_dnd_data_set( widget,
event, event,
(unsigned char*) text.c_str, (unsigned char*) s,
(int) text.Length() ); (int) text.Length()+1 );
break; break;
} }

View File

@@ -24,10 +24,13 @@
// "changed" // "changed"
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
static void gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win ) static void
gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win )
{ {
win->SetModified(); win->SetModified();
win->CalculateScrollbar();
wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->m_windowId ); wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->m_windowId );
wxString val( win->GetValue() ); wxString val( win->GetValue() );
if (!val.IsNull()) event.m_commandString = WXSTRINGCAST val; if (!val.IsNull()) event.m_commandString = WXSTRINGCAST val;
@@ -35,6 +38,17 @@ static void gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *
win->GetEventHandler()->ProcessEvent( event ); win->GetEventHandler()->ProcessEvent( event );
} }
//-----------------------------------------------------------------------------
// "size_allocate"
//-----------------------------------------------------------------------------
static void
gtk_text_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* WXUNUSED(alloc), wxTextCtrl *win )
{
win->CalculateScrollbar();
}
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
// wxTextCtrl // wxTextCtrl
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
@@ -72,6 +86,8 @@ bool wxTextCtrl::Create( wxWindow *parent, wxWindowID id, const wxString &value,
SetValidator( validator ); SetValidator( validator );
m_vScrollbarVisible = TRUE;
bool multi_line = (style & wxTE_MULTILINE) != 0; bool multi_line = (style & wxTE_MULTILINE) != 0;
if ( multi_line ) if ( multi_line )
{ {
@@ -101,12 +117,15 @@ bool wxTextCtrl::Create( wxWindow *parent, wxWindowID id, const wxString &value,
} }
// finally, put the vertical scrollbar in the upper right corner // finally, put the vertical scrollbar in the upper right corner
GtkWidget *vscrollbar = gtk_vscrollbar_new(GTK_TEXT(m_text)->vadj); m_vScrollbar = gtk_vscrollbar_new( GTK_TEXT(m_text)->vadj );
gtk_table_attach(GTK_TABLE(m_widget), vscrollbar, 1, 2, 0, 1, gtk_table_attach(GTK_TABLE(m_widget), m_vScrollbar, 1, 2, 0, 1,
GTK_FILL, GTK_FILL,
(GtkAttachOptions)(GTK_EXPAND | GTK_FILL | GTK_SHRINK), (GtkAttachOptions)(GTK_EXPAND | GTK_FILL | GTK_SHRINK),
0, 0); 0, 0);
gtk_widget_show( vscrollbar ); gtk_widget_show( m_vScrollbar );
gtk_signal_connect( GTK_OBJECT(m_widget), "size_allocate",
GTK_SIGNAL_FUNC(gtk_text_size_callback), (gpointer)this );
} }
else else
{ {
@@ -169,6 +188,32 @@ bool wxTextCtrl::Create( wxWindow *parent, wxWindowID id, const wxString &value,
return TRUE; return TRUE;
} }
void wxTextCtrl::CalculateScrollbar()
{
if ((m_windowStyle & wxTE_MULTILINE) == 0) return;
GtkAdjustment *adj = GTK_TEXT(m_text)->vadj;
if (adj->upper - adj->page_size < 0.8)
{
if (m_vScrollbarVisible)
{
gtk_widget_hide( m_vScrollbar );
m_vScrollbarVisible = FALSE;
}
}
else
{
if (!m_vScrollbarVisible)
{
gtk_widget_show( m_vScrollbar );
m_vScrollbarVisible = TRUE;
}
}
}
wxString wxTextCtrl::GetValue() const wxString wxTextCtrl::GetValue() const
{ {
wxCHECK_MSG( m_text != NULL, "", "invalid text ctrl" ); wxCHECK_MSG( m_text != NULL, "", "invalid text ctrl" );
@@ -386,12 +431,12 @@ long wxTextCtrl::PositionToXY(long pos, long *x, long *y ) const
long wxTextCtrl::XYToPosition(long x, long y ) const long wxTextCtrl::XYToPosition(long x, long y ) const
{ {
if (!(m_windowStyle & wxTE_MULTILINE)) if (!(m_windowStyle & wxTE_MULTILINE)) return 0;
return 0;
long pos=0; long pos=0;
for(int i=1;i<y;i++) for( int i=1; i<y; i++ ) pos += GetLineLength(i);
pos +=GetLineLength(i);
pos +=x-1; // Pos start with 0 pos +=x-1; // Pos start with 0
return pos; return pos;
} }
@@ -413,15 +458,18 @@ int wxTextCtrl::GetNumberOfLines() const
{ {
int currentLine = 0; int currentLine = 0;
for (int i = 0; i < len; i++ ) for (int i = 0; i < len; i++ )
{
if (text[i] == '\n') if (text[i] == '\n')
currentLine++; currentLine++;
}
g_free( text ); g_free( text );
return currentLine; return currentLine;
} }
else else
{
return 0; return 0;
} }
}
else else
{ {
return 1; return 1;
@@ -448,6 +496,7 @@ void wxTextCtrl::SetInsertionPointEnd()
pos = gtk_text_get_length( GTK_TEXT(m_text) ); pos = gtk_text_get_length( GTK_TEXT(m_text) );
else else
pos = GTK_ENTRY(m_text)->text_length; pos = GTK_ENTRY(m_text)->text_length;
SetInsertionPoint((pos-1)>0 ? (pos-1):0); SetInsertionPoint((pos-1)>0 ? (pos-1):0);
} }
@@ -489,6 +538,7 @@ long wxTextCtrl::GetLastPosition() const
pos = gtk_text_get_length( GTK_TEXT(m_text) ); pos = gtk_text_get_length( GTK_TEXT(m_text) );
else else
pos = GTK_ENTRY(m_text)->text_length; pos = GTK_ENTRY(m_text)->text_length;
return (long)pos-1; return (long)pos-1;
} }
@@ -549,6 +599,8 @@ void wxTextCtrl::Clear()
void wxTextCtrl::OnChar( wxKeyEvent &key_event ) void wxTextCtrl::OnChar( wxKeyEvent &key_event )
{ {
wxCHECK_RET( m_text != NULL, "invalid text ctrl" );
if ((key_event.KeyCode() == WXK_RETURN) && (m_windowStyle & wxPROCESS_ENTER)) if ((key_event.KeyCode() == WXK_RETURN) && (m_windowStyle & wxPROCESS_ENTER))
{ {
wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId); wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
@@ -700,6 +752,7 @@ void wxTextCtrl::ApplyWidgetStyle()
{ {
if (m_windowStyle & wxTE_MULTILINE) if (m_windowStyle & wxTE_MULTILINE)
{ {
// how ?
} }
else else
{ {

View File

@@ -307,6 +307,22 @@ bool wxClipboard::SetData( wxDataObject *data )
{ {
wxCHECK_MSG( data, FALSE, "data is invalid" ); wxCHECK_MSG( data, FALSE, "data is invalid" );
wxNode *node = m_dataObjects.First();
while (node)
{
wxDataObject *d = (wxDataObject*)node->Data();
if (d->GetFormat() == data->GetFormat())
{
m_dataObjects.DeleteNode( node );
break;
}
node = node->Next();
}
m_dataObjects.Append( data ); m_dataObjects.Append( data );
wxCHECK_MSG( m_open, FALSE, "clipboard not open" ); wxCHECK_MSG( m_open, FALSE, "clipboard not open" );

View File

@@ -245,7 +245,7 @@ void wxDialog::GtkOnSize( int WXUNUSED(x), int WXUNUSED(y), int width, int heigh
void wxDialog::OnSize( wxSizeEvent &WXUNUSED(event) ) void wxDialog::OnSize( wxSizeEvent &WXUNUSED(event) )
{ {
wxASSERT_MSG( (m_widget != NULL), "invalid frame" ); wxASSERT_MSG( (m_widget != NULL), "invalid dialog" );
if (GetAutoLayout()) if (GetAutoLayout())
{ {

View File

@@ -642,10 +642,12 @@ void gtk_drag_callback( GtkWidget *widget, GdkEvent *event, wxDropSource *source
wxString text = text_object->GetText(); wxString text = text_object->GetText();
char *s = WXSTRINGCAST text;
gtk_widget_dnd_data_set( widget, gtk_widget_dnd_data_set( widget,
event, event,
(unsigned char*) text.c_str, (unsigned char*) s,
(int) text.Length() ); (int) text.Length()+1 );
break; break;
} }
@@ -656,10 +658,12 @@ void gtk_drag_callback( GtkWidget *widget, GdkEvent *event, wxDropSource *source
wxString text = file_object->GetFiles(); wxString text = file_object->GetFiles();
char *s = WXSTRINGCAST text;
gtk_widget_dnd_data_set( widget, gtk_widget_dnd_data_set( widget,
event, event,
(unsigned char*) text.c_str, (unsigned char*) s,
(int) text.Length() ); (int) text.Length()+1 );
break; break;
} }

View File

@@ -24,10 +24,13 @@
// "changed" // "changed"
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
static void gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win ) static void
gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win )
{ {
win->SetModified(); win->SetModified();
win->CalculateScrollbar();
wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->m_windowId ); wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->m_windowId );
wxString val( win->GetValue() ); wxString val( win->GetValue() );
if (!val.IsNull()) event.m_commandString = WXSTRINGCAST val; if (!val.IsNull()) event.m_commandString = WXSTRINGCAST val;
@@ -35,6 +38,17 @@ static void gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *
win->GetEventHandler()->ProcessEvent( event ); win->GetEventHandler()->ProcessEvent( event );
} }
//-----------------------------------------------------------------------------
// "size_allocate"
//-----------------------------------------------------------------------------
static void
gtk_text_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* WXUNUSED(alloc), wxTextCtrl *win )
{
win->CalculateScrollbar();
}
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
// wxTextCtrl // wxTextCtrl
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
@@ -72,6 +86,8 @@ bool wxTextCtrl::Create( wxWindow *parent, wxWindowID id, const wxString &value,
SetValidator( validator ); SetValidator( validator );
m_vScrollbarVisible = TRUE;
bool multi_line = (style & wxTE_MULTILINE) != 0; bool multi_line = (style & wxTE_MULTILINE) != 0;
if ( multi_line ) if ( multi_line )
{ {
@@ -101,12 +117,15 @@ bool wxTextCtrl::Create( wxWindow *parent, wxWindowID id, const wxString &value,
} }
// finally, put the vertical scrollbar in the upper right corner // finally, put the vertical scrollbar in the upper right corner
GtkWidget *vscrollbar = gtk_vscrollbar_new(GTK_TEXT(m_text)->vadj); m_vScrollbar = gtk_vscrollbar_new( GTK_TEXT(m_text)->vadj );
gtk_table_attach(GTK_TABLE(m_widget), vscrollbar, 1, 2, 0, 1, gtk_table_attach(GTK_TABLE(m_widget), m_vScrollbar, 1, 2, 0, 1,
GTK_FILL, GTK_FILL,
(GtkAttachOptions)(GTK_EXPAND | GTK_FILL | GTK_SHRINK), (GtkAttachOptions)(GTK_EXPAND | GTK_FILL | GTK_SHRINK),
0, 0); 0, 0);
gtk_widget_show( vscrollbar ); gtk_widget_show( m_vScrollbar );
gtk_signal_connect( GTK_OBJECT(m_widget), "size_allocate",
GTK_SIGNAL_FUNC(gtk_text_size_callback), (gpointer)this );
} }
else else
{ {
@@ -169,6 +188,32 @@ bool wxTextCtrl::Create( wxWindow *parent, wxWindowID id, const wxString &value,
return TRUE; return TRUE;
} }
void wxTextCtrl::CalculateScrollbar()
{
if ((m_windowStyle & wxTE_MULTILINE) == 0) return;
GtkAdjustment *adj = GTK_TEXT(m_text)->vadj;
if (adj->upper - adj->page_size < 0.8)
{
if (m_vScrollbarVisible)
{
gtk_widget_hide( m_vScrollbar );
m_vScrollbarVisible = FALSE;
}
}
else
{
if (!m_vScrollbarVisible)
{
gtk_widget_show( m_vScrollbar );
m_vScrollbarVisible = TRUE;
}
}
}
wxString wxTextCtrl::GetValue() const wxString wxTextCtrl::GetValue() const
{ {
wxCHECK_MSG( m_text != NULL, "", "invalid text ctrl" ); wxCHECK_MSG( m_text != NULL, "", "invalid text ctrl" );
@@ -386,12 +431,12 @@ long wxTextCtrl::PositionToXY(long pos, long *x, long *y ) const
long wxTextCtrl::XYToPosition(long x, long y ) const long wxTextCtrl::XYToPosition(long x, long y ) const
{ {
if (!(m_windowStyle & wxTE_MULTILINE)) if (!(m_windowStyle & wxTE_MULTILINE)) return 0;
return 0;
long pos=0; long pos=0;
for(int i=1;i<y;i++) for( int i=1; i<y; i++ ) pos += GetLineLength(i);
pos +=GetLineLength(i);
pos +=x-1; // Pos start with 0 pos +=x-1; // Pos start with 0
return pos; return pos;
} }
@@ -413,15 +458,18 @@ int wxTextCtrl::GetNumberOfLines() const
{ {
int currentLine = 0; int currentLine = 0;
for (int i = 0; i < len; i++ ) for (int i = 0; i < len; i++ )
{
if (text[i] == '\n') if (text[i] == '\n')
currentLine++; currentLine++;
}
g_free( text ); g_free( text );
return currentLine; return currentLine;
} }
else else
{
return 0; return 0;
} }
}
else else
{ {
return 1; return 1;
@@ -448,6 +496,7 @@ void wxTextCtrl::SetInsertionPointEnd()
pos = gtk_text_get_length( GTK_TEXT(m_text) ); pos = gtk_text_get_length( GTK_TEXT(m_text) );
else else
pos = GTK_ENTRY(m_text)->text_length; pos = GTK_ENTRY(m_text)->text_length;
SetInsertionPoint((pos-1)>0 ? (pos-1):0); SetInsertionPoint((pos-1)>0 ? (pos-1):0);
} }
@@ -489,6 +538,7 @@ long wxTextCtrl::GetLastPosition() const
pos = gtk_text_get_length( GTK_TEXT(m_text) ); pos = gtk_text_get_length( GTK_TEXT(m_text) );
else else
pos = GTK_ENTRY(m_text)->text_length; pos = GTK_ENTRY(m_text)->text_length;
return (long)pos-1; return (long)pos-1;
} }
@@ -549,6 +599,8 @@ void wxTextCtrl::Clear()
void wxTextCtrl::OnChar( wxKeyEvent &key_event ) void wxTextCtrl::OnChar( wxKeyEvent &key_event )
{ {
wxCHECK_RET( m_text != NULL, "invalid text ctrl" );
if ((key_event.KeyCode() == WXK_RETURN) && (m_windowStyle & wxPROCESS_ENTER)) if ((key_event.KeyCode() == WXK_RETURN) && (m_windowStyle & wxPROCESS_ENTER))
{ {
wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId); wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
@@ -700,6 +752,7 @@ void wxTextCtrl::ApplyWidgetStyle()
{ {
if (m_windowStyle & wxTE_MULTILINE) if (m_windowStyle & wxTE_MULTILINE)
{ {
// how ?
} }
else else
{ {