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Added pseudo-asynchronous clipboard implemenation to all ports excepts for GTK+

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@57510 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robert Roebling
2008-12-23 12:05:06 +00:00
parent 28f12ffb86
commit 311c1be9ed
4 changed files with 47 additions and 1 deletions
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21
samples/clipboard/clipboard.cpp
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@@ -26,18 +26,23 @@
#include "../sample.xpm"
#endif
#define USE_ASYNCHRONOUS_CLIPBOARD_REQUEST 0
class MyApp : public wxApp
{
public:
virtual bool OnInit();
};
#if USE_ASYNCHRONOUS_CLIPBOARD_REQUEST
enum AsyncRequestState
{
Idle,
Waiting,
Finished
};
#endif
class MyFrame : public wxFrame
{
@@ -48,12 +53,16 @@ public:
void OnAbout(wxCommandEvent&event);
void OnWriteClipboardContents(wxCommandEvent&event);
void OnUpdateUI(wxUpdateUIEvent&event);
#if USE_ASYNCHRONOUS_CLIPBOARD_REQUEST
void OnClipboardChange(wxClipboardEvent&event);
#endif
private:
wxTextCtrl *m_textctrl;
#if USE_ASYNCHRONOUS_CLIPBOARD_REQUEST
AsyncRequestState m_request;
bool m_clipboardSupportsText;
#endif
DECLARE_EVENT_TABLE()
};
@@ -71,7 +80,9 @@ BEGIN_EVENT_TABLE(MyFrame, wxFrame)
EVT_MENU(ID_About, MyFrame::OnAbout)
EVT_BUTTON(ID_Write, MyFrame::OnWriteClipboardContents)
EVT_UPDATE_UI(ID_Write, MyFrame::OnUpdateUI)
#if USE_ASYNCHRONOUS_CLIPBOARD_REQUEST
EVT_CLIPBOARD_CHANGED(MyFrame::OnClipboardChange)
#endif
END_EVENT_TABLE()
IMPLEMENT_APP(MyApp)
@@ -93,8 +104,10 @@ MyFrame::MyFrame(const wxString& title)
// set the frame icon
SetIcon(wxICON(sample));
#if USE_ASYNCHRONOUS_CLIPBOARD_REQUEST
m_request = Idle;
m_clipboardSupportsText = false;
#endif
#if wxUSE_MENUS
// create a menu bar
@@ -125,7 +138,7 @@ MyFrame::MyFrame(const wxString& title)
panel->SetSizer( main_sizer );
}
void MyFrame::OnWriteClipboardContents(wxCommandEvent& event)
void MyFrame::OnWriteClipboardContents(wxCommandEvent& WXUNUSED(event))
{
if (wxTheClipboard->Open())
{
@@ -141,14 +154,17 @@ void MyFrame::OnWriteClipboardContents(wxCommandEvent& event)
}
}
#if USE_ASYNCHRONOUS_CLIPBOARD_REQUEST
void MyFrame::OnClipboardChange(wxClipboardEvent&event)
{
m_clipboardSupportsText = event.SupportsFormat( wxDF_UNICODETEXT );
m_request = Finished;
}
#endif
void MyFrame::OnUpdateUI(wxUpdateUIEvent&event)
{
#if USE_ASYNCHRONOUS_CLIPBOARD_REQUEST
if (m_request == Idle)
{
wxTheClipboard->IsSupportedAsync( this );
@@ -164,6 +180,9 @@ void MyFrame::OnUpdateUI(wxUpdateUIEvent&event)
event.Enable( m_clipboardSupportsText );
m_request = Idle;
}
#else
event.Enable( wxTheClipboard->IsSupported( wxDF_UNICODETEXT ) );
#endif
}
void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))