wxHtmlHelpController made compatible with other controllers

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@6557 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/html/helpctrl.h

@@ -21,8 +21,9 @@
 #if wxUSE_HTML
 
 #include "wx/html/helpfrm.h"
+#include "wx/helpbase.h"
 
-class WXDLLEXPORT wxHtmlHelpController : public wxEvtHandler
+class WXDLLEXPORT wxHtmlHelpController : public wxHelpControllerBase // wxEvtHandler
 {
         DECLARE_DYNAMIC_CLASS(wxHtmlHelpController)
 
@@ -62,20 +63,40 @@ class WXDLLEXPORT wxHtmlHelpController : public wxEvtHandler
         virtual void ReadCustomization(wxConfigBase *cfg, const wxString& path = wxEmptyString);
         virtual void WriteCustomization(wxConfigBase *cfg, const wxString& path = wxEmptyString);
 
+        //// Backward compatibility with wxHelpController API
+
+        virtual bool Initialize(const wxString& file, int WXUNUSED(server) ) { return Initialize(file); }
+        virtual bool Initialize(const wxString& file);
+        virtual void SetViewer(const wxString& WXUNUSED(viewer), long WXUNUSED(flags) = 0) {}
+        virtual bool LoadFile(const wxString& file = "");
+        virtual bool DisplaySection(int sectionNo);
+        virtual bool DisplayBlock(long blockNo) { return DisplaySection(blockNo); }
+        virtual void SetFrameParameters(const wxString& title,
+                                   const wxSize& size,
+                                   const wxPoint& pos = wxDefaultPosition,
+                                   bool newFrameEachTime = FALSE);
+        /// Obtains the latest settings used by the help frame and the help
+        /// frame.
+        virtual wxFrame *GetFrameParameters(wxSize *size = NULL,
+                                   wxPoint *pos = NULL,
+                                   bool *newFrameEachTime = NULL);
+        virtual bool Quit() ;
+        virtual void OnQuit() {};
+
+        void OnCloseFrame(wxCloseEvent& evt);
     protected:
         virtual wxHtmlHelpFrame* CreateHelpFrame(wxHtmlHelpData *data);
     
         virtual void CreateHelpWindow();
         virtual void DestroyHelpWindow();
 
-        void OnCloseFrame(wxCloseEvent& evt);
-        wxHtmlHelpData m_helpData;
-        wxHtmlHelpFrame* m_helpFrame;
-        wxConfigBase *m_Config;
-        wxString m_ConfigRoot;
-        wxString m_titleFormat;
-        int m_FrameStyle;
-        DECLARE_EVENT_TABLE()
+        wxHtmlHelpData      m_helpData;
+        wxHtmlHelpFrame*    m_helpFrame;
+        wxConfigBase *      m_Config;
+        wxString            m_ConfigRoot;
+        wxString            m_titleFormat;
+        int                 m_FrameStyle;
+        // DECLARE_EVENT_TABLE()
 };
 
 #endif

include/wx/html/helpfrm.h

@@ -88,6 +88,7 @@ typedef struct
 wxHtmlHelpFrameCfg;
 
 
+class WXDLLEXPORT wxHelpControllerBase;
 
 class WXDLLEXPORT wxHtmlHelpFrame : public wxFrame
 {
@@ -103,6 +104,8 @@ class WXDLLEXPORT wxHtmlHelpFrame : public wxFrame
         ~wxHtmlHelpFrame();
 
         wxHtmlHelpData* GetData() { return m_Data; }
+        wxHelpControllerBase* GetController() const { return m_helpController; }
+        void SetController(wxHelpControllerBase* controller) { m_helpController = controller; }
 
         void SetTitleFormat(const wxString& format);
         // Sets format of title of the frame. Must contain exactly one "%s"
@@ -238,6 +241,7 @@ class WXDLLEXPORT wxHtmlHelpFrame : public wxFrame
         wxHtmlEasyPrinting *m_Printer;
 #endif
         wxHashTable *m_PagesHash;
+        wxHelpControllerBase* m_helpController;
 
         DECLARE_EVENT_TABLE()
 };

src/html/helpctrl.cpp

@@ -28,11 +28,13 @@
 #include "wx/wx.h"
 #include "wx/busyinfo.h"
 
-IMPLEMENT_DYNAMIC_CLASS(wxHtmlHelpController, wxEvtHandler)
+IMPLEMENT_DYNAMIC_CLASS(wxHtmlHelpController, wxHelpControllerBase)
 
+#if 0
 BEGIN_EVENT_TABLE(wxHtmlHelpController, wxEvtHandler)
 EVT_CLOSE(wxHtmlHelpController::OnCloseFrame)
 END_EVENT_TABLE()
+#endif
 
 wxHtmlHelpController::wxHtmlHelpController(int style)
 {
@@ -58,14 +60,16 @@ void wxHtmlHelpController::DestroyHelpWindow()
         m_helpFrame->Destroy();
 }
 
-void wxHtmlHelpController::OnCloseFrame(wxCloseEvent& evt) 
+void wxHtmlHelpController::OnCloseFrame(wxCloseEvent& evt)
 {
-    evt.Skip(); 
+    evt.Skip();
 
-    m_helpFrame = NULL; 
+    OnQuit();
+
+    m_helpFrame->SetController((wxHelpControllerBase*) NULL);
+    m_helpFrame = NULL;
 }
 
-
 void wxHtmlHelpController::SetTitleFormat(const wxString& title)
 {
     m_titleFormat = title;
@@ -116,7 +120,8 @@ void wxHtmlHelpController::CreateHelpWindow()
     }
 
     m_helpFrame = CreateHelpFrame(&m_helpData);
-    m_helpFrame->PushEventHandler(this);
+    m_helpFrame->SetController(this);
+//    m_helpFrame->PushEventHandler(this);
 
     if (m_Config)
         m_helpFrame->UseConfig(m_Config, m_ConfigRoot);
@@ -149,5 +154,73 @@ void wxHtmlHelpController::UseConfig(wxConfigBase *config, const wxString& rootp
     ReadCustomization(config, rootpath);
 }
 
+//// Backward compatibility with wxHelpController API
+
+bool wxHtmlHelpController::Initialize(const wxString& file)
+{
+    wxString dir, filename, ext;
+    wxSplitPath(file, & dir, & filename, & ext);
+
+    if (!dir.IsEmpty())
+        dir = dir + wxString(_("/"));
+
+    // Try to find a suitable file
+    wxString actualFilename = dir + filename + wxString(_(".zip"));
+    if (!wxFileExists(actualFilename))
+    {
+        actualFilename = dir + filename + wxString(_(".htb"));
+        if (!wxFileExists(actualFilename))
+        {
+            actualFilename = dir + filename + wxString(_(".hhp"));
+            if (!wxFileExists(actualFilename))
+                return FALSE;
+        }
+    }
+
+    return AddBook(actualFilename);
+}
+
+bool wxHtmlHelpController::LoadFile(const wxString& WXUNUSED(file))
+{
+    // Don't reload the file or we'll have it appear again, presumably.
+    return TRUE;
+}
+
+bool wxHtmlHelpController::DisplaySection(int sectionNo)
+{
+    return Display(sectionNo);
+}
+
+void wxHtmlHelpController::SetFrameParameters(const wxString& title,
+                                   const wxSize& size,
+                                   const wxPoint& pos,
+                                   bool WXUNUSED(newFrameEachTime))
+{
+    SetTitleFormat(title);
+    if (m_helpFrame)
+    {
+        m_helpFrame->SetSize(pos.x, pos.y, size.x, size.y);
+    }
+}
+
+wxFrame* wxHtmlHelpController::GetFrameParameters(wxSize *size,
+                                   wxPoint *pos,
+                                   bool *newFrameEachTime)
+{
+    if (newFrameEachTime)
+        (* newFrameEachTime) = FALSE;
+    if (size && m_helpFrame)
+        (* size) = m_helpFrame->GetSize();
+    if (pos && m_helpFrame)
+        (* pos) = m_helpFrame->GetPosition();
+    return m_helpFrame;
+}
+
+bool wxHtmlHelpController::Quit()
+{
+    DestroyHelpWindow();
+    return TRUE;
+}
+
 
 #endif

src/html/helpfrm.cpp

@@ -29,6 +29,7 @@
 #endif
 
 #include "wx/html/helpfrm.h"
+#include "wx/html/helpctrl.h"
 #include "wx/notebook.h"
 #include "wx/imaglist.h"
 #include "wx/treectrl.h"
@@ -183,6 +184,7 @@ void wxHtmlHelpFrame::Init(wxHtmlHelpData* data)
 
     m_PagesHash = NULL;
     m_UpdateContents = TRUE;
+    m_helpController = (wxHelpControllerBase*) NULL;
 }
 
 // Create: builds the GUI components.
@@ -456,7 +458,7 @@ bool wxHtmlHelpFrame::Create(wxWindow* parent, wxWindowID id, const wxString& ti
 
 wxHtmlHelpFrame::~wxHtmlHelpFrame()
 {
-    PopEventHandler(); // wxhtmlhelpcontroller
+    // PopEventHandler(); // wxhtmlhelpcontroller (not any more!)
     delete m_ContentsImageList;
     if (m_DataCreated)
         delete m_Data;
@@ -604,7 +606,7 @@ bool wxHtmlHelpFrame::KeywordSearch(const wxString& keyword)
 
     wxProgressDialog progress(_("Searching..."), _("No matching page found yet"),
                               status.GetMaxIndex(), this,
-                              wxPD_APP_MODAL | wxPD_CAN_ABORT | wxPD_AUTO_HIDE | wxGA_SMOOTH);
+                              wxPD_APP_MODAL | wxPD_CAN_ABORT | wxPD_AUTO_HIDE);
 
     while (status.IsActive()) {
         curi = status.GetCurIndex();
@@ -1309,6 +1311,11 @@ void wxHtmlHelpFrame::OnCloseWindow(wxCloseEvent& evt)
     if (m_Config)
         WriteCustomization(m_Config, m_ConfigRoot);
 
+    if (m_helpController && m_helpController->IsKindOf(CLASSINFO(wxHtmlHelpController)))
+    {
+        ((wxHtmlHelpController*) m_helpController)->OnCloseFrame(evt);
+    }
+
     evt.Skip();
 }