Rewrite the NET_SELECTOR combobox in the hopes of better platform support.
This commit is contained in:
Jeff Young
parent
9a5334478b
commit
42ab116bc2
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@ -27,7 +27,8 @@
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#include <class_board.h>
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#include <netinfo.h>
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#include <wx/arrstr.h>
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#include <wx/evtloop.h>
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#include <wx/display.h>
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wxDEFINE_EVENT( NET_SELECTED, wxCommandEvent );
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@ -37,21 +38,23 @@ wxDEFINE_EVENT( NET_SELECTED, wxCommandEvent );
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#define NO_NET _( "<no net>" )
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class NET_SELECTOR_COMBOPOPUP : public wxPanel, public wxComboPopup
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class NET_SELECTOR_POPUP : public wxPanel
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{
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public:
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NET_SELECTOR_COMBOPOPUP() :
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m_filterCtrl( nullptr ),
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m_netListBox( nullptr ),
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NET_SELECTOR_POPUP( wxWindow* aParent, const wxPoint& aPos, const wxSize& aSize,
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NETINFO_LIST* aNetInfoList ) :
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wxPanel( aParent, wxID_ANY, aPos, aSize ),
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m_popupWidth( -1 ),
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m_maxPopupHeight( 1000 ),
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m_netinfoList( nullptr ),
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m_netinfoList( aNetInfoList ),
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m_filterCtrl( nullptr ),
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m_netListBox( nullptr ),
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m_cancelled( false ),
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m_selected( false ),
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m_selectedNet( 0 )
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{ }
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bool Create(wxWindow* aParent) override
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{
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wxPanel::Create( aParent );
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m_popupWidth = aSize.x;
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m_maxPopupHeight = aSize.y;
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wxBoxSizer* mainSizer;
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mainSizer = new wxBoxSizer( wxVERTICAL );
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@ -67,111 +70,23 @@ public:
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SetSizer( mainSizer );
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Layout();
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// wxPopupTransientWindow's mouse capture strategy is an absolute nightmare. We can't
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// tell where mouse-down events will come from, so we have to accept them from either
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// ourselves (the popup) or our child (the net listbox). Mouse-move events are even
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// worse as the above strategy doesn't even work -- so we process them on idle.
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Connect( wxEVT_IDLE, wxIdleEventHandler( NET_SELECTOR_COMBOPOPUP::onIdle ), NULL, this );
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Connect( wxEVT_LEFT_DOWN, wxMouseEventHandler( NET_SELECTOR_COMBOPOPUP::onMouseClick ), NULL, this );
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m_netListBox->Connect( wxEVT_LEFT_DOWN, wxMouseEventHandler( NET_SELECTOR_COMBOPOPUP::onMouseClick ), NULL, this );
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m_filterCtrl->Connect( wxEVT_TEXT, wxCommandEventHandler( NET_SELECTOR_COMBOPOPUP::onFilterEdit ), NULL, this );
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Connect( wxEVT_LEFT_DOWN, wxMouseEventHandler( NET_SELECTOR_POPUP::onCapturedMouseClick ), NULL, this );
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m_netListBox->Connect( wxEVT_LEFT_DOWN, wxMouseEventHandler( NET_SELECTOR_POPUP::onListBoxMouseClick ), NULL, this );
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m_filterCtrl->Connect( wxEVT_TEXT, wxCommandEventHandler( NET_SELECTOR_POPUP::onFilterEdit ), NULL, this );
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return true;
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}
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wxWindow *GetControl() override { return this; }
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void SetStringValue( const wxString& aNetName ) override
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{
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// shouldn't be here (combo is read-only)
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}
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wxString GetStringValue() const override
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{
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NETINFO_ITEM* netInfo = m_netinfoList->GetNetItem( m_selectedNet );
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if( netInfo && netInfo->GetNet() > 0 )
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return netInfo->GetNetname();
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return NO_NET;
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}
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void SetNetInfo( NETINFO_LIST* aNetInfoList )
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{
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m_netinfoList = aNetInfoList;
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rebuildList();
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}
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void SetIndeterminate() { m_selectedNet = -1; }
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bool IsIndeterminate() { return m_selectedNet == -1; }
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void SetSelectedNetcode( int aNetcode ) { m_selectedNet = aNetcode; }
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int GetSelectedNetcode() { return m_selectedNet; }
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wxSize GetAdjustedSize( int aMinWidth, int aPrefHeight, int aMaxHeight ) override
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bool DoPopup()
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{
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// Called when the popup is first shown. Stash the width and maxHeight so we
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// can use them later when refreshing the sizes after filter changes.
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m_popupWidth = aMinWidth;
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m_maxPopupHeight = aMaxHeight;
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Show( true );
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return updateSize();
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}
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wxGUIEventLoop eventLoop;
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void OnPopup() override
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{
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// The updateSize() call in GetAdjustedSize() leaves the height off-by-one for
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// some reason, so do it again.
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updateSize();
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}
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protected:
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wxSize updateSize()
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{
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wxSize popupSize( m_popupWidth, m_maxPopupHeight );
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int listTop = m_netListBox->GetRect().y;
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int itemHeight = GetTextSize( wxT( "Xy" ), this ).y + LIST_ITEM_PADDING;
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int listHeight = m_netListBox->GetCount() * itemHeight + LIST_PADDING;
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if( listTop + listHeight >= m_maxPopupHeight )
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listHeight = m_maxPopupHeight - listTop - 1;
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popupSize.y = listTop + listHeight;
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SetSize( popupSize ); // us
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GetParent()->SetSize( popupSize ); // the window that wxComboCtrl put us in
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m_netListBox->SetSize( wxSize( m_popupWidth, listHeight ) );
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m_netListBox->Refresh();
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return popupSize;
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}
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void rebuildList()
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{
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wxArrayString netNames;
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wxString filter = m_filterCtrl->GetValue().MakeLower();
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if( !filter.IsEmpty() )
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filter = wxT( "*" ) + filter + wxT( "*" );
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for( NETINFO_ITEM* netinfo : *m_netinfoList )
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{
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if( netinfo->GetNet() == 0 )
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continue; // we'll insert NO_NET after sorting
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if( filter.IsEmpty() || wxString( netinfo->GetNetname() ).MakeLower().Matches( filter ) )
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netNames.push_back( netinfo->GetNetname() );
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}
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std::sort( netNames.begin(), netNames.end() );
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if( filter.IsEmpty() || wxString( NO_NET ).MakeLower().Matches( filter ) )
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netNames.insert( netNames.begin(), NO_NET );
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m_netListBox->Set( netNames );
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}
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// Hot-track mouse.
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void onIdle( wxIdleEvent& aEvent )
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while ( eventLoop.Pending() )
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{
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wxPoint screenPos = wxGetMousePosition();
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@ -199,10 +114,79 @@ protected:
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m_filterCtrl->SetFocus();
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}
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else if( !HasCapture() )
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{
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CaptureMouse();
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}
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eventLoop.Dispatch();
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if( m_cancelled || m_selected )
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break;
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}
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if( HasCapture() )
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ReleaseMouse();
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Show( false );
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return m_selected;
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}
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protected:
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void updateSize()
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{
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wxSize popupSize( m_popupWidth, m_maxPopupHeight );
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int listTop = m_netListBox->GetRect().y;
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int itemHeight = GetTextSize( wxT( "Xy" ), this ).y + LIST_ITEM_PADDING;
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int listHeight = m_netListBox->GetCount() * itemHeight + LIST_PADDING;
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if( listTop + listHeight >= m_maxPopupHeight )
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listHeight = m_maxPopupHeight - listTop - 1;
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wxSize listSize( m_popupWidth, listHeight );
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m_netListBox->SetMinSize( listSize );
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m_netListBox->SetSize( listSize );
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popupSize.y = listTop + listHeight;
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SetSize( popupSize );
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}
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void rebuildList()
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{
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wxArrayString netNames;
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wxString filter = m_filterCtrl->GetValue().MakeLower();
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if( !filter.IsEmpty() )
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filter = wxT( "*" ) + filter + wxT( "*" );
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for( NETINFO_ITEM* netinfo : *m_netinfoList )
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{
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if( netinfo->GetNet() == 0 )
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continue; // we'll insert NO_NET after sorting
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if( filter.IsEmpty() || wxString( netinfo->GetNetname() ).MakeLower().Matches( filter ) )
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netNames.push_back( netinfo->GetNetname() );
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}
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std::sort( netNames.begin(), netNames.end() );
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if( filter.IsEmpty() || wxString( NO_NET ).MakeLower().Matches( filter ) )
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netNames.insert( netNames.begin(), NO_NET );
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m_netListBox->Set( netNames );
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updateSize();
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m_netListBox->Refresh();
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}
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void onFilterEdit( wxCommandEvent& aEvent )
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{
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rebuildList();
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}
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// Accecpt single-click closure from m_netListBox
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void onMouseClick( wxMouseEvent& aEvent )
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void onListBoxMouseClick( wxMouseEvent& aEvent )
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{
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wxPoint relativePos = m_netListBox->ScreenToClient( wxGetMousePosition() );
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int item = m_netListBox->HitTest( relativePos );
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@ -212,79 +196,112 @@ protected:
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wxString selectedNetName = m_netListBox->GetString( (unsigned) item );
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if( selectedNetName.IsEmpty() )
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{
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m_selectedNet = -1;
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GetComboCtrl()->SetValue( INDETERMINATE );
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}
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else if( selectedNetName == NO_NET )
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{
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m_selectedNet = 0;
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GetComboCtrl()->SetValue( NO_NET );
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}
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else
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{
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m_selectedNet = m_netinfoList->GetNetItem( selectedNetName )->GetNet();
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GetComboCtrl()->SetValue( selectedNetName );
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m_selected = true;
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}
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wxCommandEvent changeEvent( NET_SELECTED );
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wxPostEvent( GetComboCtrl(), changeEvent );
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Dismiss();
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}
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aEvent.Skip();
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}
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void onFilterEdit( wxCommandEvent& aEvent )
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// Cancel popup for clicks outside it
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void onCapturedMouseClick( wxMouseEvent& aEvent )
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{
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rebuildList();
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updateSize();
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wxPoint mousePos = aEvent.GetPosition();
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if( !GetRect().Contains( mousePos ) )
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m_cancelled = true;
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aEvent.Skip();
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}
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protected:
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wxTextCtrl* m_filterCtrl;
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wxListBox* m_netListBox;
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int m_popupWidth;
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int m_maxPopupHeight;
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NETINFO_LIST* m_netinfoList;
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wxTextCtrl* m_filterCtrl;
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wxListBox* m_netListBox;
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bool m_cancelled;
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bool m_selected;
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int m_selectedNet;
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};
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NET_SELECTOR::NET_SELECTOR( wxWindow *parent, wxWindowID id,
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const wxPoint &pos, const wxSize &size, long style ) :
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wxComboCtrl( parent, id, wxEmptyString, pos, size, style|wxCB_READONLY )
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wxComboCtrl( parent, id, wxEmptyString, pos, size, style|wxCB_READONLY ),
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m_netinfoList( nullptr ),
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m_netSelectorPopup( nullptr )
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{ }
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void NET_SELECTOR::DoSetPopupControl( wxComboPopup* aPopup )
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{
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m_netSelectorPopup = new NET_SELECTOR_COMBOPOPUP();
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SetPopupControl( m_netSelectorPopup );
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m_popup = nullptr;
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}
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void NET_SELECTOR::OnButtonClick()
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{
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wxRect comboRect = GetScreenRect();
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wxPoint popupPos( comboRect.x + 2, comboRect.y + comboRect.height );
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wxWindow* dlg = m_parent;
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while( !dlg->IsTopLevel() && dlg->GetParent() )
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dlg = dlg->GetParent();
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popupPos = dlg->ScreenToClient( popupPos );
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wxSize popupSize( comboRect.width - 4, dlg->GetRect().height - popupPos.y - 24 );
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auto popup = new NET_SELECTOR_POPUP( dlg, popupPos, popupSize, m_netinfoList );
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popup->SetSelectedNetcode( m_netcode );
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if( popup->DoPopup() )
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SetSelectedNetcode( popup->GetSelectedNetcode() );
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}
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void NET_SELECTOR::SetNetInfo( NETINFO_LIST* aNetInfoList )
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{
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m_netSelectorPopup->SetNetInfo( aNetInfoList );
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m_netinfoList = aNetInfoList;
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}
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void NET_SELECTOR::SetSelectedNetcode( int aNetcode )
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{
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m_netSelectorPopup->SetSelectedNetcode( aNetcode );
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SetValue( m_netSelectorPopup->GetStringValue() );
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m_netcode = aNetcode;
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wxASSERT( m_netinfoList );
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if( m_netcode == -1 )
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SetValue( INDETERMINATE );
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else if( m_netinfoList )
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{
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NETINFO_ITEM* netInfo = m_netinfoList->GetNetItem( m_netcode );
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if( netInfo && netInfo->GetNet() > 0 )
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SetValue( netInfo->GetNetname() );
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else
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SetValue( NO_NET );
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}
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}
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void NET_SELECTOR::SetIndeterminate()
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{
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m_netSelectorPopup->SetIndeterminate();
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m_netcode = -1;
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SetValue( INDETERMINATE );
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}
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bool NET_SELECTOR::IsIndeterminate()
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{
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return m_netSelectorPopup->IsIndeterminate();
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return m_netcode == -1;
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}
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int NET_SELECTOR::GetSelectedNetcode()
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{
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return m_netSelectorPopup->GetSelectedNetcode();
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return m_netcode;
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}
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@ -30,7 +30,7 @@
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class BOARD;
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class NETINFO_LIST;
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class NET_SELECTOR_COMBOPOPUP;
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class NET_SELECTOR_POPUP;
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wxDECLARE_EVENT( NET_SELECTED, wxCommandEvent );
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@ -41,9 +41,8 @@ class NET_SELECTOR : public wxComboCtrl
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public:
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// Note: this list of arguments is here because it keeps us from having to customize
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// the constructor calls in wxFormBuilder.
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NET_SELECTOR( wxWindow *parent, wxWindowID id,
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const wxPoint &pos = wxDefaultPosition, const wxSize &size = wxDefaultSize,
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long style = 0 );
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NET_SELECTOR( wxWindow *parent, wxWindowID id, const wxPoint &pos = wxDefaultPosition,
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const wxSize &size = wxDefaultSize, long style = 0 );
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void SetNetInfo( NETINFO_LIST* aNetInfoList );
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@ -53,8 +52,15 @@ public:
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bool IsIndeterminate();
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int GetSelectedNetcode();
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protected:
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NET_SELECTOR_COMBOPOPUP* m_netSelectorPopup;
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void OnButtonClick() override;
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void DoSetPopupControl( wxComboPopup* aPopup ) override;
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NETINFO_LIST* m_netinfoList;
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int m_netcode;
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NET_SELECTOR_POPUP* m_netSelectorPopup;
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};
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