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Code Issues Releases Wiki Activity

Fix for bug 1148

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This commit is contained in:
Steve Daulton 2015-08-24 00:36:40 +01:00
parent 439fdc66ff
commit 1878a0ddd0
2 changed files with 44 additions and 0 deletions
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41
src/HistoryWindow.cpp
View File

@ -29,6 +29,7 @@ undo memory so as to free up space.
#include <wx/stattext.h>
#include <wx/textctrl.h>
#include "AudioIO.h"
#include "../images/Arrow.xpm"
#include "../images/Empty9x16.xpm"
#include "HistoryWindow.h"
@ -60,6 +61,7 @@ HistoryWindow::HistoryWindow(AudacityProject *parent, UndoManager *manager):
mManager = manager;
mProject = parent;
mSelected = 0;
mAudioIOBusy = false;
wxImageList *imageList = new wxImageList(9, 16);
imageList->Add(wxIcon(empty9x16_xpm));
@ -129,13 +131,45 @@ HistoryWindow::HistoryWindow(AudacityProject *parent, UndoManager *manager):
SetMinSize(GetSize());
mList->SetColumnWidth(0, mList->GetClientSize().x - mList->GetColumnWidth(1));
mList->SetTextColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT));
wxTheApp->Connect(EVT_AUDIOIO_PLAYBACK,
wxCommandEventHandler(HistoryWindow::OnAudioIO),
NULL,
this);
wxTheApp->Connect(EVT_AUDIOIO_CAPTURE,
wxCommandEventHandler(HistoryWindow::OnAudioIO),
NULL,
this);
}
HistoryWindow::~HistoryWindow()
{
wxTheApp->Disconnect(EVT_AUDIOIO_PLAYBACK,
wxCommandEventHandler(HistoryWindow::OnAudioIO),
NULL,
this);
wxTheApp->Disconnect(EVT_AUDIOIO_CAPTURE,
wxCommandEventHandler(HistoryWindow::OnAudioIO),
NULL,
this);
mAvail->Disconnect(wxEVT_KEY_DOWN, wxKeyEventHandler(HistoryWindow::OnChar));
}
void HistoryWindow::OnAudioIO(wxCommandEvent& evt)
{
evt.Skip();
if (evt.GetInt() != 0)
mAudioIOBusy = true;
else
mAudioIOBusy = false;
mDiscard->Enable(!mAudioIOBusy);
}
void HistoryWindow::UpdateDisplay()
{
if(IsShown())
@ -214,6 +248,13 @@ void HistoryWindow::OnDiscard(wxCommandEvent & WXUNUSED(event))
void HistoryWindow::OnItemSelected(wxListEvent &event)
{
if (mAudioIOBusy) {
mList->SetItemState(mSelected,
wxLIST_STATE_FOCUSED | wxLIST_STATE_SELECTED,
wxLIST_STATE_FOCUSED | wxLIST_STATE_SELECTED);
return;
}
int selected = event.GetIndex();
int i;

3
src/HistoryWindow.h
View File

@ -32,6 +32,7 @@ class HistoryWindow :public wxDialog {
void UpdateDisplay();
private:
void OnAudioIO(wxCommandEvent & evt);
void DoUpdate();
void UpdateLevels();
@ -48,7 +49,9 @@ class HistoryWindow :public wxDialog {
wxTextCtrl *mAvail;
wxSpinCtrl *mLevels;
wxButton *mDiscard;
int mSelected;
bool mAudioIOBusy;
public:
DECLARE_EVENT_TABLE()