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added wxDirCtrl to the sample to allow testing of the file names dragging (based on patch attached to the bug 1775213)

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@48609 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin 2007-09-08 11:28:40 +00:00
parent ab250e5c47
commit f3955fdff6
1 changed files with 87 additions and 42 deletions
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129
samples/dnd/dnd.cpp
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@ -25,6 +25,7 @@
#include "wx/clipbrd.h"
#include "wx/colordlg.h"
#include "wx/metafile.h"
#include "wx/dirctrl.h"
#if defined(__WXGTK__) || defined(__WXX11__) || defined(__WXMOTIF__) || defined(__WXMAC__)
#include "../sample.xpm"
@ -56,7 +57,7 @@ private:
class DnDFile : public wxFileDropTarget
{
public:
DnDFile(wxListBox *pOwner) { m_pOwner = pOwner; }
DnDFile(wxListBox *pOwner = NULL) { m_pOwner = pOwner; }
virtual bool OnDropFiles(wxCoord x, wxCoord y,
const wxArrayString& filenames);
@ -199,7 +200,7 @@ private:
class DnDFrame : public wxFrame
{
public:
DnDFrame(wxFrame *frame, const wxChar *title, int x, int y, int w, int h);
DnDFrame();
virtual ~DnDFrame();
void OnPaint(wxPaintEvent& event);
@ -232,17 +233,22 @@ public:
void OnLeftDown(wxMouseEvent& event);
void OnRightDown(wxMouseEvent& event);
void OnBeginDrag(wxTreeEvent& event);
void OnUpdateUIMoveByDefault(wxUpdateUIEvent& event);
void OnUpdateUIPasteText(wxUpdateUIEvent& event);
void OnUpdateUIPasteBitmap(wxUpdateUIEvent& event);
DECLARE_EVENT_TABLE()
private:
// show the result of a dnd operation in the status bar
void LogDragResult(wxDragResult result);
// GUI controls
wxListBox *m_ctrlFile,
*m_ctrlText;
wxGenericDirCtrl *m_ctrlDir;
#if wxUSE_LOG
wxTextCtrl *m_ctrlLog;
@ -258,7 +264,10 @@ private:
bool m_moveAllow;
// the text we drag
wxString m_strText;
wxString m_strText;
DECLARE_EVENT_TABLE()
};
// ----------------------------------------------------------------------------
@ -905,14 +914,7 @@ bool DnDApp::OnInit()
#endif
// create the main frame window
DnDFrame *frame = new DnDFrame((wxFrame *) NULL,
_T("Drag-and-Drop/Clipboard wxWidgets Sample"),
10, 100, 650, 340);
// activate it
frame->Show(true);
SetTopWindow(frame);
new DnDFrame();
return true;
#else
@ -923,8 +925,9 @@ bool DnDApp::OnInit()
#if wxUSE_DRAG_AND_DROP || wxUSE_CLIPBOARD
DnDFrame::DnDFrame(wxFrame *frame, const wxChar *title, int x, int y, int w, int h)
: wxFrame(frame, wxID_ANY, title, wxPoint(x, y), wxSize(w, h)),
DnDFrame::DnDFrame()
: wxFrame(NULL, wxID_ANY, _T("Drag-and-Drop/Clipboard wxWidgets Sample"),
wxPoint(10, 100)),
m_strText(_T("wxWidgets drag & drop works :-)"))
{
@ -980,16 +983,20 @@ DnDFrame::DnDFrame(wxFrame *frame, const wxChar *title, int x, int y, int w, int
SetMenuBar(menu_bar);
// make a panel with 3 subwindows
// create the child controls
SetBackgroundColour(*wxWHITE); // labels read better on this background
wxString strFile(_T("Drop files here!")), strText(_T("Drop text on me"));
m_ctrlFile = new wxListBox(this, wxID_ANY, wxDefaultPosition, wxDefaultSize, 1, &strFile,
wxLB_HSCROLL | wxLB_ALWAYS_SB );
m_ctrlText = new wxListBox(this, wxID_ANY, wxDefaultPosition, wxDefaultSize, 1, &strText,
wxLB_HSCROLL | wxLB_ALWAYS_SB );
m_ctrlDir = new wxGenericDirCtrl(this);
#if wxUSE_LOG
m_ctrlLog = new wxTextCtrl(this, wxID_ANY, wxEmptyString, wxDefaultPosition, wxDefaultSize,
m_ctrlLog = new wxTextCtrl(this, wxID_ANY, wxEmptyString,
wxDefaultPosition, wxDefaultSize,
wxTE_MULTILINE | wxTE_READONLY |
wxSUNKEN_BORDER );
@ -1002,6 +1009,16 @@ DnDFrame::DnDFrame(wxFrame *frame, const wxChar *title, int x, int y, int w, int
// associate drop targets with the controls
m_ctrlFile->SetDropTarget(new DnDFile(m_ctrlFile));
m_ctrlText->SetDropTarget(new DnDText(m_ctrlText));
m_ctrlDir->Connect
(
wxID_ANY,
wxEVT_COMMAND_TREE_BEGIN_DRAG,
wxTreeEventHandler(DnDFrame::OnBeginDrag),
NULL,
this
);
#if wxUSE_LOG
m_ctrlLog->SetDropTarget(new URLDropTarget);
#endif // wxUSE_LOG
@ -1011,21 +1028,32 @@ DnDFrame::DnDFrame(wxFrame *frame, const wxChar *title, int x, int y, int w, int
sizer_top->Add(m_ctrlFile, 1, wxEXPAND );
sizer_top->Add(m_ctrlText, 1, wxEXPAND );
wxBoxSizer *sizerDirCtrl = new wxBoxSizer(wxVERTICAL);
sizerDirCtrl->Add(new wxStaticText(this, wxID_ANY, "Drag files from here"),
wxSizerFlags().Centre().Border());
sizerDirCtrl->Add(m_ctrlDir, wxSizerFlags(1).Expand());
sizer_top->Add(sizerDirCtrl, 1, wxEXPAND );
// make all columns of reasonable minimal size
for ( unsigned n = 0; n < sizer_top->GetChildren().size(); n++ )
sizer_top->SetItemMinSize(n, 200, 300);
wxBoxSizer *sizer = new wxBoxSizer( wxVERTICAL );
sizer->Add(sizer_top, 1, wxEXPAND );
#if wxUSE_LOG
sizer->Add(m_ctrlLog, 2, wxEXPAND);
sizer->SetItemMinSize(m_ctrlLog, 450, 0);
sizer->SetItemMinSize(m_ctrlLog, 450, 200);
#endif // wxUSE_LOG
sizer->AddSpacer(50);
SetSizer(sizer);
sizer->SetSizeHints( this );
// copy data by default but allow moving it as well
m_moveByDefault = false;
m_moveAllow = true;
menu_bar->Check(Menu_DragMoveAllow, true);
// set the correct size and show the frame
SetSizerAndFit(sizer);
Show();
}
void DnDFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
@ -1162,6 +1190,26 @@ void DnDFrame::OnLogClear(wxCommandEvent& /* event */ )
}
#endif // wxUSE_LOG
void DnDFrame::LogDragResult(wxDragResult result)
{
#if wxUSE_STATUSBAR
const wxChar *pc;
switch ( result )
{
case wxDragError: pc = _T("Error!"); break;
case wxDragNone: pc = _T("Nothing"); break;
case wxDragCopy: pc = _T("Copied"); break;
case wxDragMove: pc = _T("Moved"); break;
case wxDragCancel: pc = _T("Cancelled"); break;
default: pc = _T("Huh?"); break;
}
SetStatusText(wxString(_T("Drag result: ")) + pc);
#else
wxUnusedVar(result);
#endif // wxUSE_STATUSBAR
}
void DnDFrame::OnLeftDown(wxMouseEvent &WXUNUSED(event) )
{
#if wxUSE_DRAG_AND_DROP
@ -1180,24 +1228,7 @@ void DnDFrame::OnLeftDown(wxMouseEvent &WXUNUSED(event) )
else if ( m_moveAllow )
flags |= wxDrag_AllowMove;
wxDragResult result = source.DoDragDrop(flags);
#if wxUSE_STATUSBAR
const wxChar *pc;
switch ( result )
{
case wxDragError: pc = _T("Error!"); break;
case wxDragNone: pc = _T("Nothing"); break;
case wxDragCopy: pc = _T("Copied"); break;
case wxDragMove: pc = _T("Moved"); break;
case wxDragCancel: pc = _T("Cancelled"); break;
default: pc = _T("Huh?"); break;
}
SetStatusText(wxString(_T("Drag result: ")) + pc);
#else
wxUnusedVar(result);
#endif // wxUSE_STATUSBAR
LogDragResult(source.DoDragDrop(flags));
}
#endif // wxUSE_DRAG_AND_DROP
}
@ -1232,6 +1263,17 @@ void DnDFrame::OnUsePrimary(wxCommandEvent& event)
: _T("clipboard"));
}
void DnDFrame::OnBeginDrag(wxTreeEvent& WXUNUSED(event))
{
wxFileDataObject data;
data.AddFile(m_ctrlDir->GetPath());
wxDropSource dragSource(this);
dragSource.SetData(data);
LogDragResult(dragSource.DoDragDrop());
}
// ---------------------------------------------------------------------------
// bitmap clipboard
// ---------------------------------------------------------------------------
@ -1503,9 +1545,12 @@ bool DnDFile::OnDropFiles(wxCoord, wxCoord, const wxArrayString& filenames)
size_t nFiles = filenames.GetCount();
wxString str;
str.Printf( _T("%d files dropped"), (int)nFiles);
m_pOwner->Append(str);
for ( size_t n = 0; n < nFiles; n++ ) {
m_pOwner->Append(filenames[n]);
if (m_pOwner != NULL)
{
m_pOwner->Append(str);
for ( size_t n = 0; n < nFiles; n++ )
m_pOwner->Append(filenames[n]);
}
return true;