Applied patch [ 710608 ] wxImage::GetImageExtWildcard for image load/save dialogs.
[wxWidgets.git] / src / html / htmlwin.cpp
index 7d79fe5523c97a1d7de1c31ea4af8f642d1cb929..08e39660447d00a43b86e5c7fe90ce1776965857 100644 (file)
@@ -18,7 +18,7 @@
 #include "wx/defs.h"
 #if wxUSE_HTML && wxUSE_STREAMS
 
-#ifdef __BORDLANDC__
+#ifdef __BORLANDC__
 #pragma hdrstop
 #endif
 
@@ -41,7 +41,7 @@
 //-----------------------------------------------------------------------------
 
 // item of history list
-class WXDLLEXPORT wxHtmlHistoryItem : public wxObject
+class WXDLLEXPORT wxHtmlHistoryItem
 {
 public:
     wxHtmlHistoryItem(const wxString& p, const wxString& a) {m_Page = p, m_Anchor = a, m_Pos = 0;}
@@ -72,8 +72,7 @@ WX_DEFINE_LIST(wxHtmlProcessorList);
 //-----------------------------------------------------------------------------
 
 
-wxHtmlWindow::wxHtmlWindow(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size,
-                long style, const wxString& name) : wxScrolledWindow(parent, id, pos, size, style | wxVSCROLL | wxHSCROLL, name)
+void wxHtmlWindow::Init()
 {
     m_tmpMouseMoved = FALSE;
     m_tmpLastLink = NULL;
@@ -87,17 +86,28 @@ wxHtmlWindow::wxHtmlWindow(wxWindow *parent, wxWindowID id, const wxPoint& pos,
     m_Cell = NULL;
     m_Parser = new wxHtmlWinParser(this);
     m_Parser->SetFS(m_FS);
-    SetBorders(10);
     m_HistoryPos = -1;
     m_HistoryOn = TRUE;
     m_History = new wxHtmlHistoryArray;
     m_Processors = NULL;
+    m_Style = 0;
+    SetBorders(10);
+}
+
+bool wxHtmlWindow::Create(wxWindow *parent, wxWindowID id,
+                          const wxPoint& pos, const wxSize& size,
+                          long style, const wxString& name)
+{
+    if (!wxScrolledWindow::Create(parent, id, pos, size,
+                                  style | wxVSCROLL | wxHSCROLL, name))
+        return FALSE;
+
     m_Style = style;
     SetPage(wxT("<html><body></body></html>"));
+    return TRUE;
 }
 
 
-
 wxHtmlWindow::~wxHtmlWindow()
 {
     HistoryClear();
@@ -204,13 +214,12 @@ bool wxHtmlWindow::AppendToPage(const wxString& source)
 
 bool wxHtmlWindow::LoadPage(const wxString& location)
 {
+    wxBusyCursor busyCursor;
+
     wxFSFile *f;
     bool rt_val;
     bool needs_refresh = FALSE;
 
-    SetCursor(*wxHOURGLASS_CURSOR);
-    wxYield(); Refresh(FALSE);
-
     m_tmpCanDrawLocks++;
     if (m_HistoryOn && (m_HistoryPos != -1))
     {
@@ -254,14 +263,20 @@ bool wxHtmlWindow::LoadPage(const wxString& location)
             Refresh(FALSE);
         }
 
-        f = m_FS->OpenFile(location);
+        f = m_Parser->OpenURL(wxHTML_URL_PAGE, location);
+
+        // try to interpret 'location' as filename instead of URL:
+        if (f == NULL)
+        {
+            wxFileName fn(location);
+            wxString location2 = wxFileSystem::FileNameToURL(fn);
+            f = m_Parser->OpenURL(wxHTML_URL_PAGE, location2);
+        }
 
         if (f == NULL)
         {
             wxLogError(_("Unable to open requested HTML document: %s"), location.c_str());
             m_tmpCanDrawLocks--;
-
-            SetCursor(*wxSTANDARD_CURSOR);
             return FALSE;
         }
 
@@ -299,7 +314,6 @@ bool wxHtmlWindow::LoadPage(const wxString& location)
             m_OpenedPage = f->GetLocation();
             if (f->GetAnchor() != wxEmptyString)
             {
-                wxYield();
                 ScrollToAnchor(f->GetAnchor());
             }
 
@@ -326,11 +340,9 @@ bool wxHtmlWindow::LoadPage(const wxString& location)
 
     if (m_OpenedPageTitle == wxEmptyString)
         OnSetTitle(wxFileNameFromPath(m_OpenedPage));
-    SetCursor(*wxSTANDARD_CURSOR);
 
     if (needs_refresh)
     {
-        wxYield();
         m_tmpCanDrawLocks--;
         Refresh();
     }
@@ -341,6 +353,12 @@ bool wxHtmlWindow::LoadPage(const wxString& location)
 }
 
 
+bool wxHtmlWindow::LoadFile(const wxFileName& filename)
+{
+    wxString url = wxFileSystem::FileNameToURL(filename);
+    return LoadPage(url);
+}
+
 
 bool wxHtmlWindow::ScrollToAnchor(const wxString& anchor)
 {
@@ -488,7 +506,6 @@ bool wxHtmlWindow::HistoryBack()
     if (a == wxEmptyString) LoadPage(l);
     else LoadPage(l + wxT("#") + a);
     m_HistoryOn = TRUE;
-    wxYield();
     m_tmpCanDrawLocks--;
     Scroll(0, (*m_History)[m_HistoryPos].GetPos());
     Refresh();
@@ -519,7 +536,6 @@ bool wxHtmlWindow::HistoryForward()
     if (a == wxEmptyString) LoadPage(l);
     else LoadPage(l + wxT("#") + a);
     m_HistoryOn = TRUE;
-    wxYield();
     m_tmpCanDrawLocks--;
     Scroll(0, (*m_History)[m_HistoryPos].GetPos());
     Refresh();
@@ -590,14 +606,12 @@ wxHtmlProcessorList *wxHtmlWindow::m_GlobalProcessors = NULL;
 
 void wxHtmlWindow::CleanUpStatics()
 {
-    delete m_DefaultFilter;
-    m_DefaultFilter = NULL;
+    wxDELETE(m_DefaultFilter);
     m_Filters.DeleteContents(TRUE);
     m_Filters.Clear();
-    delete m_GlobalProcessors;
-    m_GlobalProcessors = NULL;
-    delete s_cur_hand;
-    delete s_cur_arrow;
+    wxDELETE(m_GlobalProcessors);
+    wxDELETE(s_cur_hand);
+    wxDELETE(s_cur_arrow);
 }
 
 
@@ -608,11 +622,21 @@ void wxHtmlWindow::AddFilter(wxHtmlFilter *filter)
 }
 
 
+bool wxHtmlWindow::IsSelectionEnabled() const
+{
+#if wxUSE_CLIPBOARD
+    return !(m_Style & wxHW_NO_SELECTION);
+#else
+    return false;
+#endif
+}
 
 
 void wxHtmlWindow::OnLinkClicked(const wxHtmlLinkInfo& link)
 {
-    LoadPage(link.GetHref());
+    const wxMouseEvent *e = link.GetEvent();
+    if (e == NULL || e->LeftUp())
+        LoadPage(link.GetHref());
 }
 
 void wxHtmlWindow::OnCellClicked(wxHtmlCell *cell,
@@ -641,9 +665,11 @@ void wxHtmlWindow::OnDraw(wxDC& dc)
     dc.SetBackgroundMode(wxTRANSPARENT);
     GetViewStart(&x, &y);
 
-    m_Cell->Draw(dc, 0, 0, 
-                 y * wxHTML_SCROLL_STEP + rect.GetTop(), 
-                 y * wxHTML_SCROLL_STEP + rect.GetBottom());
+    wxHtmlRenderingState rstate(NULL);
+    m_Cell->Draw(dc, 0, 0,
+                 y * wxHTML_SCROLL_STEP + rect.GetTop(),
+                 y * wxHTML_SCROLL_STEP + rect.GetBottom(),
+                 rstate);
 }
 
 
@@ -657,31 +683,32 @@ void wxHtmlWindow::OnSize(wxSizeEvent& event)
 }
 
 
-void wxHtmlWindow::OnMouseEvent(wxMouseEvent& event)
+void wxHtmlWindow::OnMouseMove(wxMouseEvent& event)
 {
-    m_tmpMouseMoved = TRUE;
+    m_tmpMouseMoved = true;
+}
 
-    if (event.ButtonDown())
+void wxHtmlWindow::OnMouseButton(wxMouseEvent& event)
+{
+    SetFocus();
+    if ( m_Cell )
     {
-        if ( m_Cell )
-        {
-            int sx, sy;
-            GetViewStart(&sx, &sy);
-            sx *= wxHTML_SCROLL_STEP;
-            sy *= wxHTML_SCROLL_STEP;
+        int sx, sy;
+        GetViewStart(&sx, &sy);
+        sx *= wxHTML_SCROLL_STEP;
+        sy *= wxHTML_SCROLL_STEP;
 
-            wxPoint pos = event.GetPosition();
-            pos.x += sx;
-            pos.y += sy;
+        wxPoint pos = event.GetPosition();
+        pos.x += sx;
+        pos.y += sy;
 
-            wxHtmlCell *cell = m_Cell->FindCellByPos(pos.x, pos.y);
+        wxHtmlCell *cell = m_Cell->FindCellByPos(pos.x, pos.y);
 
-            // VZ: is it possible that we don't find anything at all?
-            // VS: yes. FindCellByPos returns terminal cell and
-            //     containers may have empty borders
-            if ( cell )
-                OnCellClicked(cell, pos.x, pos.y, event);
-        }
+        // VZ: is it possible that we don't find anything at all?
+        // VS: yes. FindCellByPos returns terminal cell and
+        //     containers may have empty borders
+        if ( cell )
+            OnCellClicked(cell, pos.x, pos.y, event);
     }
 }
 
@@ -749,9 +776,9 @@ IMPLEMENT_DYNAMIC_CLASS(wxHtmlWindow,wxScrolledWindow)
 
 BEGIN_EVENT_TABLE(wxHtmlWindow, wxScrolledWindow)
     EVT_SIZE(wxHtmlWindow::OnSize)
-    EVT_LEFT_DOWN(wxHtmlWindow::OnMouseEvent)
-    EVT_RIGHT_DOWN(wxHtmlWindow::OnMouseEvent)
-    EVT_MOTION(wxHtmlWindow::OnMouseEvent)
+    EVT_LEFT_UP(wxHtmlWindow::OnMouseButton)
+    EVT_RIGHT_UP(wxHtmlWindow::OnMouseButton)
+    EVT_MOTION(wxHtmlWindow::OnMouseMove)
     EVT_IDLE(wxHtmlWindow::OnIdle)
 END_EVENT_TABLE()