blind fix for wxGIFDecoder::ReadGIF

[wxWidgets.git] / src / html / htmlwin.cpp

diff --git a/src/html/htmlwin.cpp b/src/html/htmlwin.cpp
index aef5ec23b052803352dd3b014e0f1d5e56ad7e7b..7d79fe5523c97a1d7de1c31ea4af8f642d1cb929 100644 (file)
--- a/src/html/htmlwin.cpp
+++ b/src/html/htmlwin.cpp
@@ -30,7 +30,6 @@
 #endif
 
 #include "wx/html/htmlwin.h"
-#include "wx/html/forcelnk.h"
 #include "wx/html/htmlproc.h"
 #include "wx/list.h"
 
@@ -78,6 +77,7 @@ wxHtmlWindow::wxHtmlWindow(wxWindow *parent, wxWindowID id, const wxPoint& pos,
 {
     m_tmpMouseMoved = FALSE;
     m_tmpLastLink = NULL;
+    m_tmpLastCell = NULL;
     m_tmpCanDrawLocks = 0;
     m_FS = new wxFileSystem();
     m_RelatedStatusBar = -1;
@@ -197,6 +197,10 @@ bool wxHtmlWindow::SetPage(const wxString& source)
     return TRUE;
 }
 
+bool wxHtmlWindow::AppendToPage(const wxString& source)
+{
+    return SetPage(*(GetParser()->GetSource()) + source);
+}
 
 bool wxHtmlWindow::LoadPage(const wxString& location)
 {
@@ -309,13 +313,13 @@ bool wxHtmlWindow::LoadPage(const wxString& location)
     {
         int c = m_History->GetCount() - (m_HistoryPos + 1);
 
-        if (m_HistoryPos < 0 || 
+        if (m_HistoryPos < 0 ||
             (*m_History)[m_HistoryPos].GetPage() != m_OpenedPage ||
             (*m_History)[m_HistoryPos].GetAnchor() != m_OpenedAnchor)
         {
             m_HistoryPos++;
             for (int i = 0; i < c; i++)
-                m_History->Remove(m_HistoryPos);
+                m_History->RemoveAt(m_HistoryPos);
             m_History->Add(new wxHtmlHistoryItem(m_OpenedPage, m_OpenedAnchor));
         }
     }
@@ -611,34 +615,35 @@ void wxHtmlWindow::OnLinkClicked(const wxHtmlLinkInfo& link)
     LoadPage(link.GetHref());
 }
 
+void wxHtmlWindow::OnCellClicked(wxHtmlCell *cell,
+                                 wxCoord x, wxCoord y,
+                                 const wxMouseEvent& event)
+{
+    wxCHECK_RET( cell, _T("can't be called with NULL cell") );
+
+    cell->OnMouseClick(this, x, y, event);
+}
 
+void wxHtmlWindow::OnCellMouseHover(wxHtmlCell * WXUNUSED(cell),
+                                    wxCoord WXUNUSED(x), wxCoord WXUNUSED(y))
+{
+    // do nothing here
+}
 
 void wxHtmlWindow::OnDraw(wxDC& dc)
 {
-    int x, y;
-    wxRegionIterator upd(GetUpdateRegion()); // get the update rect list
-    int v_y, v_h;
+    if (m_tmpCanDrawLocks > 0 || m_Cell == NULL) return;
 
-    if (m_tmpCanDrawLocks > 0) return;
+    int x, y;
+    wxRect rect = GetUpdateRegion().GetBox();
 
     dc.SetMapMode(wxMM_TEXT);
-#if 0
-/* VS - I don't think this is neccessary any longer
-        MSC_VER 1200 means MSVC 6.0 and it works fine */
-#if defined(_MSC_VER) && (_MSC_VER == 1200)
-    ::SetMapMode((HDC)dc.GetHDC(), MM_TEXT);
-#endif
-#endif
     dc.SetBackgroundMode(wxTRANSPARENT);
     GetViewStart(&x, &y);
 
-    while (upd)
-    {
-        v_y = upd.GetY();
-        v_h = upd.GetH();
-        if (m_Cell) m_Cell->Draw(dc, 0, 0, y * wxHTML_SCROLL_STEP + v_y, y * wxHTML_SCROLL_STEP + v_h + v_y);
-        upd++;
-    }
+    m_Cell->Draw(dc, 0, 0, 
+                 y * wxHTML_SCROLL_STEP + rect.GetTop(), 
+                 y * wxHTML_SCROLL_STEP + rect.GetBottom());
 }
 
 
@@ -658,15 +663,25 @@ void wxHtmlWindow::OnMouseEvent(wxMouseEvent& event)
 
     if (event.ButtonDown())
     {
-        int sx, sy;
-        wxPoint pos;
-        wxString lnk;
-
-        GetViewStart(&sx, &sy); sx *= wxHTML_SCROLL_STEP; sy *= wxHTML_SCROLL_STEP;
-        pos = event.GetPosition();
-
-        if (m_Cell)
-            m_Cell->OnMouseClick(this, sx + pos.x, sy + pos.y, event);
+        if ( m_Cell )
+        {
+            int sx, sy;
+            GetViewStart(&sx, &sy);
+            sx *= wxHTML_SCROLL_STEP;
+            sy *= wxHTML_SCROLL_STEP;
+
+            wxPoint pos = event.GetPosition();
+            pos.x += sx;
+            pos.y += sy;
+
+            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);
+        }
     }
 }
 
@@ -683,29 +698,46 @@ void wxHtmlWindow::OnIdle(wxIdleEvent& WXUNUSED(event))
     if (m_tmpMouseMoved && (m_Cell != NULL))
     {
         int sx, sy;
-        int x, y;
-        wxHtmlLinkInfo *lnk;
+        GetViewStart(&sx, &sy);
+        sx *= wxHTML_SCROLL_STEP;
+        sy *= wxHTML_SCROLL_STEP;
 
-        GetViewStart(&sx, &sy); sx *= wxHTML_SCROLL_STEP; sy *= wxHTML_SCROLL_STEP;
+        int x, y;
         wxGetMousePosition(&x, &y);
         ScreenToClient(&x, &y);
-        lnk = m_Cell->GetLink(sx + x, sy + y);
+        x += sx;
+        y += sy;
 
-        if (lnk != m_tmpLastLink)
+        wxHtmlCell *cell = m_Cell->FindCellByPos(x, y);
+        if ( cell != m_tmpLastCell )
         {
-            if (lnk == NULL)
-            {
-                SetCursor(*s_cur_arrow);
-                if (m_RelatedStatusBar != -1) m_RelatedFrame->SetStatusText(wxEmptyString, m_RelatedStatusBar);
-            }
-            else
+            wxHtmlLinkInfo *lnk = cell ? cell->GetLink(x, y) : NULL;
+
+            if (lnk != m_tmpLastLink)
             {
-                SetCursor(*s_cur_hand);
-                if (m_RelatedStatusBar != -1)
-                    m_RelatedFrame->SetStatusText(lnk->GetHref(), m_RelatedStatusBar);
+                if (lnk == NULL)
+                {
+                    SetCursor(*s_cur_arrow);
+                    if (m_RelatedStatusBar != -1)
+                        m_RelatedFrame->SetStatusText(wxEmptyString, m_RelatedStatusBar);
+                }
+                else
+                {
+                    SetCursor(*s_cur_hand);
+                    if (m_RelatedStatusBar != -1)
+                        m_RelatedFrame->SetStatusText(lnk->GetHref(), m_RelatedStatusBar);
+                }
+                m_tmpLastLink = lnk;
             }
-            m_tmpLastLink = lnk;
+
+            m_tmpLastCell = cell;
+        }
+        else // mouse moved but stayed in the same cell
+        {
+            if ( cell )
+                OnCellMouseHover(cell, x, y);
         }
+
         m_tmpMouseMoved = FALSE;
     }
 }
@@ -718,6 +750,7 @@ 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_IDLE(wxHtmlWindow::OnIdle)
 END_EVENT_TABLE()
@@ -742,20 +775,9 @@ public:
 IMPLEMENT_DYNAMIC_CLASS(wxHtmlWinModule, wxModule)
 
 
-
-
-///// default mod handlers are forced there:
-
-FORCE_LINK(m_layout)
-FORCE_LINK(m_fonts)
-FORCE_LINK(m_image)
-FORCE_LINK(m_list)
-FORCE_LINK(m_dflist)
-FORCE_LINK(m_pre)
-FORCE_LINK(m_hline)
-FORCE_LINK(m_links)
-FORCE_LINK(m_tables)
-FORCE_LINK(m_meta)
-
+// This hack forces the linker to always link in m_* files
+// (wxHTML doesn't work without handlers from these files)
+#include "wx/html/forcelnk.h"
+FORCE_WXHTML_MODULES()
 
 #endif