]> git.saurik.com Git - wxWidgets.git/blobdiff - src/generic/tipwin.cpp
Prevent crash when m_defGridAttr is NULL
[wxWidgets.git] / src / generic / tipwin.cpp
index 40b227ae68fde7396d4d18c2989d69a723a60bc9..f90be606527f46c3dab268180250f25f4d5e52cd 100644 (file)
 
 #include "wx/tipwin.h"
 
+#if wxUSE_TIPWINDOW
+
+#include "wx/timer.h"
+#include "wx/settings.h"
+
 // ----------------------------------------------------------------------------
 // constants
 // ----------------------------------------------------------------------------
@@ -49,14 +54,51 @@ static const wxCoord TEXT_MARGIN_Y = 3;
 // event tables
 // ----------------------------------------------------------------------------
 
+#if wxUSE_POPUPWIN
+BEGIN_EVENT_TABLE(wxTipWindow, wxPopupTransientWindow)
+#else
 BEGIN_EVENT_TABLE(wxTipWindow, wxFrame)
-    EVT_PAINT(wxTipWindow::OnPaint)
-
+#endif
     EVT_LEFT_DOWN(wxTipWindow::OnMouseClick)
     EVT_RIGHT_DOWN(wxTipWindow::OnMouseClick)
     EVT_MIDDLE_DOWN(wxTipWindow::OnMouseClick)
+#if !wxUSE_POPUPWIN
     EVT_KILL_FOCUS(wxTipWindow::OnKillFocus)
     EVT_ACTIVATE(wxTipWindow::OnActivate)
+#endif
+END_EVENT_TABLE()
+
+
+// Viewer window to put in the frame
+class wxTipWindowView: public wxWindow
+{
+public:
+    wxTipWindowView(wxWindow *parent);
+
+    // event handlers
+    void OnPaint(wxPaintEvent& event);
+    void OnMouseClick(wxMouseEvent& event);
+#if !wxUSE_POPUPWIN
+    void OnKillFocus(wxFocusEvent& event);
+#endif
+    // calculate the client rect we need to display the text
+    void Adjust(const wxString& text, wxCoord maxLength);
+
+private:
+    long m_creationTime;
+    wxTipWindow* m_parent;
+
+  DECLARE_EVENT_TABLE()
+};
+
+BEGIN_EVENT_TABLE(wxTipWindowView, wxWindow)
+    EVT_PAINT(wxTipWindowView::OnPaint)
+    EVT_LEFT_DOWN(wxTipWindowView::OnMouseClick)
+    EVT_RIGHT_DOWN(wxTipWindowView::OnMouseClick)
+    EVT_MIDDLE_DOWN(wxTipWindowView::OnMouseClick)
+#if !wxUSE_POPUPWIN
+    EVT_KILL_FOCUS(wxTipWindowView::OnKillFocus)
+#endif
 END_EVENT_TABLE()
 
 // ----------------------------------------------------------------------------
@@ -65,28 +107,106 @@ END_EVENT_TABLE()
 
 wxTipWindow::wxTipWindow(wxWindow *parent,
                          const wxString& text,
-                         wxCoord maxLength)
+                         wxCoord maxLength, wxTipWindow** windowPtr)
+#if wxUSE_POPUPWIN
+           : wxPopupTransientWindow(parent)
+#else
            : wxFrame(parent, -1, _T(""),
                      wxDefaultPosition, wxDefaultSize,
-                     wxNO_BORDER | wxFRAME_FLOAT_ON_PARENT)
+                     wxNO_BORDER | wxFRAME_NO_TASKBAR )
+#endif
 {
+    m_windowPtr = windowPtr;
+
     // set colours
     SetForegroundColour(*wxBLACK);
-    SetBackgroundColour(wxColour(0xc3ffff));
 
-    // set position and size
+#ifdef __WXMSW__
+    wxColour bkCol(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_INFOBK));
+#else
+    wxColour bkCol(wxColour(255, 255, 225));
+#endif
+    SetBackgroundColour(bkCol);
+
+    // set size, position and show it
+    wxTipWindowView* tipWindowView = new wxTipWindowView(this);
+    tipWindowView->Adjust(text, maxLength);
+    tipWindowView->SetFocus();
     int x, y;
     wxGetMousePosition(&x, &y);
-    Move(x, y + 20);
+#if wxUSE_POPUPWIN
+    Position(wxPoint(x, y+10), wxSize(0,0));
+    Popup(tipWindowView);
+#else
+    Move(x, y + 10);
+    Show(TRUE);
+#endif
+}
 
-    Adjust(text, maxLength);
+wxTipWindow::~wxTipWindow()
+{
+    if (m_windowPtr)
+    {
+        *m_windowPtr = NULL;
+    }
+}
 
-    SetFocus();
+void wxTipWindow::OnMouseClick(wxMouseEvent& WXUNUSED(event))
+{
+    Close();
+}
 
-    Show(TRUE);
+#if !wxUSE_POPUPWIN
+void wxTipWindow::OnActivate(wxActivateEvent& event)
+{
+    if (!event.GetActive())
+        Close();
+}
+
+void wxTipWindow::OnKillFocus(wxFocusEvent& WXUNUSED(event))
+{
+    // Under Windows at least, we will get this immediately
+    // because when the view window is focussed, the
+    // tip window goes out of focus.
+#ifdef __WXGTK__
+    Close();
+#endif
+}
+#endif
+
+
+void wxTipWindow::Close()
+{
+#if wxUSE_POPUPWIN
+    Show(FALSE);
+    Destroy();
+#else
+    wxFrame::Close();
+#endif
+}
+
+// ----------------------------------------------------------------------------
+// wxTipWindowView
+// ----------------------------------------------------------------------------
+
+wxTipWindowView::wxTipWindowView(wxWindow *parent)
+           : wxWindow(parent, -1,
+                     wxDefaultPosition, wxDefaultSize,
+                     wxNO_BORDER)
+{
+    // set colours
+    SetForegroundColour(*wxBLACK);
+#ifdef __WXMSW__
+    wxColour bkCol(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_INFOBK));
+#else
+    wxColour bkCol(wxColour(255, 255, 225));
+#endif
+    SetBackgroundColour(bkCol);
+    m_creationTime = wxGetLocalTime();
+    m_parent = (wxTipWindow*)parent;
 }
 
-void wxTipWindow::Adjust(const wxString& text, wxCoord maxLength)
+void wxTipWindowView::Adjust(const wxString& text, wxCoord maxLength)
 {
     wxClientDC dc(this);
     dc.SetFont(GetFont());
@@ -96,7 +216,7 @@ void wxTipWindow::Adjust(const wxString& text, wxCoord maxLength)
     wxString current;
     wxCoord height, width,
             widthMax = 0;
-    m_heightLine = 0;
+    m_parent->m_heightLine = 0;
 
     bool breakLine = FALSE;
     for ( const wxChar *p = text.c_str(); ; p++ )
@@ -107,10 +227,10 @@ void wxTipWindow::Adjust(const wxString& text, wxCoord maxLength)
             if ( width > widthMax )
                 widthMax = width;
 
-            if ( height > m_heightLine )
-                m_heightLine = height;
+            if ( height > m_parent->m_heightLine )
+                m_parent->m_heightLine = height;
 
-            m_textLines.Add(current);
+            m_parent->m_textLines.Add(current);
 
             if ( !*p )
             {
@@ -124,7 +244,7 @@ void wxTipWindow::Adjust(const wxString& text, wxCoord maxLength)
         else if ( breakLine && (*p == _T(' ') || *p == _T('\t')) )
         {
             // word boundary - break the line here
-            m_textLines.Add(current);
+            m_parent->m_textLines.Add(current);
             current.clear();
             breakLine = FALSE;
         }
@@ -138,17 +258,19 @@ void wxTipWindow::Adjust(const wxString& text, wxCoord maxLength)
             if ( width > widthMax )
                 widthMax = width;
 
-            if ( height > m_heightLine )
-                m_heightLine = height;
+            if ( height > m_parent->m_heightLine )
+                m_parent->m_heightLine = height;
         }
     }
 
     // take into account the border size and the margins
-    SetClientSize(2*(TEXT_MARGIN_X + 1) + widthMax,
-                  2*(TEXT_MARGIN_Y + 1) + m_textLines.GetCount()*m_heightLine);
+    width  = 2*(TEXT_MARGIN_X + 1) + widthMax;
+    height = 2*(TEXT_MARGIN_Y + 1) + m_parent->m_textLines.GetCount()*m_parent->m_heightLine;
+    m_parent->SetClientSize(width, height);
+    SetSize(0, 0, width, height);
 }
 
-void wxTipWindow::OnPaint(wxPaintEvent& event)
+void wxTipWindowView::OnPaint(wxPaintEvent& WXUNUSED(event))
 {
     wxPaintDC dc(this);
 
@@ -159,42 +281,38 @@ void wxTipWindow::OnPaint(wxPaintEvent& event)
 
     // first filll the background
     dc.SetBrush(wxBrush(GetBackgroundColour(), wxSOLID));
-
-    // Under Windows, you apparently get a thin black border whether you like it or not :-(
-#ifdef __WXMSW__
-    dc.SetPen( * wxTRANSPARENT_PEN );
-#else
-    dc.SetPen( * wxBLACK_PEND );
-#endif
+    dc.SetPen( wxPen(GetForegroundColour(), 1, wxSOLID) );
     dc.DrawRectangle(rect);
 
     // and then draw the text line by line
+    dc.SetTextBackground(GetBackgroundColour());
+    dc.SetTextForeground(GetForegroundColour());
     dc.SetFont(GetFont());
 
     wxPoint pt;
     pt.x = TEXT_MARGIN_X;
     pt.y = TEXT_MARGIN_Y;
-    size_t count = m_textLines.GetCount();
+    size_t count = m_parent->m_textLines.GetCount();
     for ( size_t n = 0; n < count; n++ )
     {
-        dc.DrawText(m_textLines[n], pt);
+        dc.DrawText(m_parent->m_textLines[n], pt);
 
-        pt.y += m_heightLine;
+        pt.y += m_parent->m_heightLine;
     }
 }
 
-void wxTipWindow::OnMouseClick(wxMouseEvent& event)
+void wxTipWindowView::OnMouseClick(wxMouseEvent& WXUNUSED(event))
 {
-    Close();
+    m_parent->Close();
 }
 
-void wxTipWindow::OnActivate(wxActivateEvent& event)
+#if !wxUSE_POPUPWIN
+void wxTipWindowView::OnKillFocus(wxFocusEvent& WXUNUSED(event))
 {
-    if (!event.GetActive())
-        Close();
+    // Workaround the kill focus event happening just after creation in wxGTK
+    if (wxGetLocalTime() > m_creationTime + 1)
+        m_parent->Close();
 }
+#endif
 
-void wxTipWindow::OnKillFocus(wxFocusEvent& event)
-{
-    Close();
-}
+#endif