/////////////////////////////////////////////////////////////////////////////
-// Name: helpctrl.cpp
+// Name: src/html/helpctrl.cpp
// Purpose: wxHtmlHelpController
// Notes: Based on htmlhelp.cpp, implementing a monolithic
// HTML Help controller class, by Vaclav Slavik
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
-#pragma implementation
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#pragma hdrstop
#endif
-#include "wx/defs.h"
+#if wxUSE_WXHTML_HELP
-#if wxUSE_HTML
+#ifndef WX_PRECOMP
+ #include "wx/app.h"
+ #include "wx/intl.h"
+#endif // WX_PRECOMP
-#include "wx/html/helpctrl.h"
-#include "wx/wx.h"
#include "wx/busyinfo.h"
+#include "wx/html/helpctrl.h"
+#include "wx/html/helpwnd.h"
+#include "wx/html/helpfrm.h"
+#include "wx/html/helpdlg.h"
-IMPLEMENT_DYNAMIC_CLASS(wxHtmlHelpController, wxEvtHandler)
+#if wxUSE_HELP
+ #include "wx/tipwin.h"
+#endif
-BEGIN_EVENT_TABLE(wxHtmlHelpController, wxEvtHandler)
-EVT_CLOSE(wxHtmlHelpController::OnCloseFrame)
-END_EVENT_TABLE()
+#if wxUSE_LIBMSPACK
+#include "wx/html/forcelnk.h"
+FORCE_LINK(wxhtml_chm_support)
+#endif
+
+IMPLEMENT_DYNAMIC_CLASS(wxHtmlHelpController, wxHelpControllerBase)
-wxHtmlHelpController::wxHtmlHelpController(int style)
+wxHtmlHelpController::wxHtmlHelpController(int style, wxWindow* parentWindow):
+ wxHelpControllerBase(parentWindow)
{
+ Init(style);
+}
+
+wxHtmlHelpController::wxHtmlHelpController(wxWindow* parentWindow, int style):
+ wxHelpControllerBase(parentWindow)
+{
+ Init(style);
+}
+
+void wxHtmlHelpController::Init(int style)
+{
+ m_helpWindow = NULL;
m_helpFrame = NULL;
+ m_helpDialog = NULL;
+#if wxUSE_CONFIG
m_Config = NULL;
m_ConfigRoot = wxEmptyString;
+#endif // wxUSE_CONFIG
m_titleFormat = _("Help: %s");
m_FrameStyle = style;
+ m_shouldPreventAppExit = false;
}
+
wxHtmlHelpController::~wxHtmlHelpController()
{
- WriteCustomization(m_Config, m_ConfigRoot);
- if (m_helpFrame)
- m_helpFrame->Close();
+#if wxUSE_CONFIG
+ if (m_Config)
+ WriteCustomization(m_Config, m_ConfigRoot);
+#endif // wxUSE_CONFIG
+ if (m_helpWindow)
+ DestroyHelpWindow();
+}
+
+
+void wxHtmlHelpController::DestroyHelpWindow()
+{
+ if (m_FrameStyle & wxHF_EMBEDDED)
+ return;
+
+ // Find top-most parent window
+ // If a modal dialog
+ wxWindow* parent = FindTopLevelWindow();
+ if (parent)
+ {
+ wxDialog* dialog = wxDynamicCast(parent, wxDialog);
+ if (dialog && dialog->IsModal())
+ {
+ dialog->EndModal(wxID_OK);
+ }
+ parent->Destroy();
+ m_helpWindow = NULL;
+ }
+ m_helpDialog = NULL;
+ m_helpFrame = NULL;
+}
+
+void wxHtmlHelpController::OnCloseFrame(wxCloseEvent& evt)
+{
+#if wxUSE_CONFIG
+ if (m_Config)
+ WriteCustomization(m_Config, m_ConfigRoot);
+#endif // wxUSE_CONFIG
+
+ evt.Skip();
+
+ OnQuit();
+
+ if ( m_helpWindow )
+ m_helpWindow->SetController(NULL);
+ m_helpWindow = NULL;
+ m_helpDialog = NULL;
+ m_helpFrame = NULL;
+}
+
+void wxHtmlHelpController::SetShouldPreventAppExit(bool enable)
+{
+ m_shouldPreventAppExit = enable;
+ if ( m_helpFrame )
+ m_helpFrame->SetShouldPreventAppExit(enable);
}
void wxHtmlHelpController::SetTitleFormat(const wxString& title)
{
m_titleFormat = title;
- if (m_helpFrame)
- m_helpFrame->SetTitleFormat(title);
+ wxHtmlHelpFrame* frame = wxDynamicCast(FindTopLevelWindow(), wxHtmlHelpFrame);
+ wxHtmlHelpDialog* dialog = wxDynamicCast(FindTopLevelWindow(), wxHtmlHelpDialog);
+ if (frame)
+ {
+ frame->SetTitleFormat(title);
+ }
+ else if (dialog)
+ dialog->SetTitleFormat(title);
}
+// Find the top-most parent window
+wxWindow* wxHtmlHelpController::FindTopLevelWindow()
+{
+ return wxGetTopLevelParent(m_helpWindow);
+}
+
+bool wxHtmlHelpController::AddBook(const wxFileName& book_file, bool show_wait_msg)
+{
+ return AddBook(wxFileSystem::FileNameToURL(book_file), show_wait_msg);
+}
bool wxHtmlHelpController::AddBook(const wxString& book, bool show_wait_msg)
{
#if wxUSE_BUSYINFO
wxBusyInfo* busy = NULL;
wxString info;
- if (show_wait_msg) {
+ if (show_wait_msg)
+ {
info.Printf(_("Adding book %s"), book.c_str());
busy = new wxBusyInfo(info);
}
#if wxUSE_BUSYINFO
if (show_wait_msg)
delete busy;
-#endif
+#else
+ wxUnusedVar(show_wait_msg);
+#endif
+ if (m_helpWindow)
+ m_helpWindow->RefreshLists();
return retval;
}
-void wxHtmlHelpController::CreateHelpWindow(bool show_progress)
+wxHtmlHelpFrame* wxHtmlHelpController::CreateHelpFrame(wxHtmlHelpData *data)
+{
+ wxHtmlHelpFrame* frame = new wxHtmlHelpFrame(data);
+ frame->SetController(this);
+ frame->Create(m_parentWindow, -1, wxEmptyString, m_FrameStyle
+#if wxUSE_CONFIG
+ , m_Config, m_ConfigRoot
+#endif // wxUSE_CONFIG
+ );
+ frame->SetTitleFormat(m_titleFormat);
+ frame->SetShouldPreventAppExit(m_shouldPreventAppExit);
+ m_helpFrame = frame;
+ return frame;
+}
+
+wxHtmlHelpDialog* wxHtmlHelpController::CreateHelpDialog(wxHtmlHelpData *data)
+{
+ wxHtmlHelpDialog* dialog = new wxHtmlHelpDialog(data);
+ dialog->SetController(this);
+ dialog->SetTitleFormat(m_titleFormat);
+ dialog->Create(m_parentWindow, -1, wxEmptyString, m_FrameStyle);
+ m_helpDialog = dialog;
+ return dialog;
+}
+
+wxWindow* wxHtmlHelpController::CreateHelpWindow()
{
- if (m_helpFrame) {
- m_helpFrame->Raise();
- return ;
+ if (m_helpWindow)
+ {
+ if (m_FrameStyle & wxHF_EMBEDDED)
+ return m_helpWindow;
+
+ wxWindow* topLevelWindow = FindTopLevelWindow();
+ if (topLevelWindow)
+ topLevelWindow->Raise();
+ return m_helpWindow;
}
- if (m_Config == NULL)
+#if wxUSE_CONFIG
+ if (m_Config == NULL)
{
- m_Config = wxConfigBase::Get(FALSE);
+ m_Config = wxConfigBase::Get(false);
if (m_Config != NULL)
- m_ConfigRoot = _T("wxWindows/wxHtmlHelpController");
+ m_ConfigRoot = wxT("wxWindows/wxHtmlHelpController");
}
+#endif // wxUSE_CONFIG
- m_helpFrame = new wxHtmlHelpFrame(&m_helpData);
- m_helpFrame->PushEventHandler(this);
-
- if (m_Config)
- m_helpFrame->UseConfig(m_Config, m_ConfigRoot);
+ if (m_FrameStyle & wxHF_DIALOG)
+ {
+ wxHtmlHelpDialog* dialog = CreateHelpDialog(&m_helpData);
+ m_helpWindow = dialog->GetHelpWindow();
+ }
+ else if ((m_FrameStyle & wxHF_EMBEDDED) && m_parentWindow)
+ {
+ m_helpWindow = new wxHtmlHelpWindow(m_parentWindow, -1, wxDefaultPosition, wxDefaultSize,
+ wxTAB_TRAVERSAL|wxNO_BORDER, m_FrameStyle, &m_helpData);
+ }
+ else // wxHF_FRAME
+ {
+ wxHtmlHelpFrame* frame = CreateHelpFrame(&m_helpData);
+ m_helpWindow = frame->GetHelpWindow();
+ frame->Show(true);
+ }
- m_helpFrame->Create(NULL, wxID_HTML_HELPFRAME, wxEmptyString, m_FrameStyle);
- m_helpFrame->RefreshLists(show_progress);
- m_helpFrame->SetTitleFormat(m_titleFormat);
- m_helpFrame->Show(TRUE);
+ return m_helpWindow;
}
+#if wxUSE_CONFIG
void wxHtmlHelpController::ReadCustomization(wxConfigBase* cfg, const wxString& path)
{
/* should not be called by the user; call UseConfig, and the controller
* will do the rest */
- if (m_helpFrame)
- m_helpFrame->ReadCustomization(cfg, path);
+ if (m_helpWindow && cfg)
+ m_helpWindow->ReadCustomization(cfg, path);
}
void wxHtmlHelpController::WriteCustomization(wxConfigBase* cfg, const wxString& path)
{
/* typically called by the controllers OnCloseFrame handler */
- if (m_helpFrame)
- m_helpFrame->WriteCustomization(cfg, path);
+ if (m_helpWindow && cfg)
+ m_helpWindow->WriteCustomization(cfg, path);
+}
+
+void wxHtmlHelpController::UseConfig(wxConfigBase *config, const wxString& rootpath)
+{
+ m_Config = config;
+ m_ConfigRoot = rootpath;
+ if (m_helpWindow) m_helpWindow->UseConfig(config, rootpath);
+ ReadCustomization(config, rootpath);
}
+#endif // wxUSE_CONFIG
+
+//// Backward compatibility with wxHelpController API
+
+bool wxHtmlHelpController::Initialize(const wxString& file)
+{
+ wxString dir, filename, ext;
+ wxFileName::SplitPath(file, & dir, & filename, & ext);
+ if (!dir.empty())
+ dir = dir + wxFILE_SEP_PATH;
+
+ // Try to find a suitable file
+ wxString actualFilename = dir + filename + wxString(wxT(".zip"));
+ if (!wxFileExists(actualFilename))
+ {
+ actualFilename = dir + filename + wxString(wxT(".htb"));
+ if (!wxFileExists(actualFilename))
+ {
+ actualFilename = dir + filename + wxString(wxT(".hhp"));
+ if (!wxFileExists(actualFilename))
+ {
+#if wxUSE_LIBMSPACK
+ actualFilename = dir + filename + wxString(wxT(".chm"));
+ if (!wxFileExists(actualFilename))
#endif
+ return false;
+ }
+ }
+ }
+ return AddBook(wxFileName(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);
+}
+
+bool wxHtmlHelpController::DisplayTextPopup(const wxString& text, const wxPoint& WXUNUSED(pos))
+{
+#if wxUSE_TIPWINDOW
+ static wxTipWindow* s_tipWindow = NULL;
+
+ if (s_tipWindow)
+ {
+ // Prevent s_tipWindow being nulled in OnIdle,
+ // thereby removing the chance for the window to be closed by ShowHelp
+ s_tipWindow->SetTipWindowPtr(NULL);
+ s_tipWindow->Close();
+ }
+ s_tipWindow = NULL;
+
+ if ( !text.empty() )
+ {
+ s_tipWindow = new wxTipWindow(wxTheApp->GetTopWindow(), text, 100, & s_tipWindow);
+
+ return true;
+ }
+#else
+ wxUnusedVar(text);
+#endif // wxUSE_TIPWINDOW
+
+ return false;
+}
+
+void wxHtmlHelpController::SetHelpWindow(wxHtmlHelpWindow* helpWindow)
+{
+ m_helpWindow = helpWindow;
+ if (helpWindow)
+ helpWindow->SetController(this);
+}
+
+void wxHtmlHelpController::SetFrameParameters(const wxString& titleFormat,
+ const wxSize& size,
+ const wxPoint& pos,
+ bool WXUNUSED(newFrameEachTime))
+{
+ SetTitleFormat(titleFormat);
+ wxHtmlHelpFrame* frame = wxDynamicCast(FindTopLevelWindow(), wxHtmlHelpFrame);
+ wxHtmlHelpDialog* dialog = wxDynamicCast(FindTopLevelWindow(), wxHtmlHelpDialog);
+ if (frame)
+ frame->SetSize(pos.x, pos.y, size.x, size.y);
+ else if (dialog)
+ dialog->SetSize(pos.x, pos.y, size.x, size.y);
+}
+
+wxFrame* wxHtmlHelpController::GetFrameParameters(wxSize *size,
+ wxPoint *pos,
+ bool *newFrameEachTime)
+{
+ if (newFrameEachTime)
+ (* newFrameEachTime) = false;
+
+ wxHtmlHelpFrame* frame = wxDynamicCast(FindTopLevelWindow(), wxHtmlHelpFrame);
+ wxHtmlHelpDialog* dialog = wxDynamicCast(FindTopLevelWindow(), wxHtmlHelpDialog);
+ if (frame)
+ {
+ if (size)
+ (* size) = frame->GetSize();
+ if (pos)
+ (* pos) = frame->GetPosition();
+ return frame;
+ }
+ else if (dialog)
+ {
+ if (size)
+ (* size) = dialog->GetSize();
+ if (pos)
+ (* pos) = dialog->GetPosition();
+ return NULL;
+ }
+ return NULL;
+}
+
+bool wxHtmlHelpController::Quit()
+{
+ DestroyHelpWindow();
+ return true;
+}
+
+// Make the help controller's frame 'modal' if
+// needed
+void wxHtmlHelpController::MakeModalIfNeeded()
+{
+ if ((m_FrameStyle & wxHF_EMBEDDED) == 0)
+ {
+ wxHtmlHelpFrame* frame = wxDynamicCast(FindTopLevelWindow(), wxHtmlHelpFrame);
+ wxHtmlHelpDialog* dialog = wxDynamicCast(FindTopLevelWindow(), wxHtmlHelpDialog);
+ if (frame)
+ frame->AddGrabIfNeeded();
+ else if (dialog && (m_FrameStyle & wxHF_MODAL))
+ {
+ dialog->ShowModal();
+ }
+ }
+}
+
+bool wxHtmlHelpController::Display(const wxString& x)
+{
+ CreateHelpWindow();
+ bool success = m_helpWindow->Display(x);
+ MakeModalIfNeeded();
+ return success;
+}
+
+bool wxHtmlHelpController::Display(int id)
+{
+ CreateHelpWindow();
+ bool success = m_helpWindow->Display(id);
+ MakeModalIfNeeded();
+ return success;
+}
+
+bool wxHtmlHelpController::DisplayContents()
+{
+ CreateHelpWindow();
+ bool success = m_helpWindow->DisplayContents();
+ MakeModalIfNeeded();
+ return success;
+}
+
+bool wxHtmlHelpController::DisplayIndex()
+{
+ CreateHelpWindow();
+ bool success = m_helpWindow->DisplayIndex();
+ MakeModalIfNeeded();
+ return success;
+}
+
+bool wxHtmlHelpController::KeywordSearch(const wxString& keyword,
+ wxHelpSearchMode mode)
+{
+ CreateHelpWindow();
+ bool success = m_helpWindow->KeywordSearch(keyword, mode);
+ MakeModalIfNeeded();
+ return success;
+}
+
+/*
+ * wxHtmlModalHelp
+ * A convenience class, to use like this:
+ *
+ * wxHtmlModalHelp help(parent, helpFile, topic);
+ */
+
+wxHtmlModalHelp::wxHtmlModalHelp(wxWindow* parent, const wxString& helpFile, const wxString& topic, int style)
+{
+ // Force some mandatory styles
+ style |= wxHF_DIALOG | wxHF_MODAL;
+
+ wxHtmlHelpController controller(style, parent);
+ controller.Initialize(helpFile);
+
+ if (topic.IsEmpty())
+ controller.DisplayContents();
+ else
+ controller.DisplaySection(topic);
+}
+
+#endif // wxUSE_WXHTML_HELP
+
projects / wxWidgets.git / blobdiff