+/////////////////////////////////////////////////////////////////////////////
+// Name: src/msw/fdrepdlg.cpp
+// Purpose: wxFindReplaceDialog class
+// Author: Markus Greither
+// Modified by: 31.07.01: VZ: integrated into wxWindows
+// Created: 23/03/2001
+// RCS-ID:
+// Copyright: (c) Markus Greither
+// Licence: wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
+#ifdef __GNUG__
+ #pragma implementation "fdrepdlg.h"
+#endif
+
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#ifdef __BORLANDC__
+ #pragma hdrstop
+#endif
+
+#if wxUSE_FINDREPLDLG
+
+#ifndef WX_PRECOMP
+ #include "wx/intl.h"
+ #include "wx/log.h"
+#endif
+
+#include "wx/msw/private.h"
+
+#if !defined(__WIN32__) || defined(__SALFORDC__) || defined(__WXWINE__)
+ #include <commdlg.h>
+#endif
+
+#include "wx/fdrepdlg.h"
+
+// ----------------------------------------------------------------------------
+// functions prototypes
+// ----------------------------------------------------------------------------
+
+LRESULT APIENTRY FindReplaceWindowProc(HWND hwnd, WXUINT nMsg,
+ WPARAM wParam, LPARAM lParam);
+
+UINT CALLBACK wxFindReplaceDialogHookProc(HWND hwnd,
+ UINT uiMsg,
+ WPARAM wParam,
+ LPARAM lParam);
+
+// ----------------------------------------------------------------------------
+// wxWin macros
+// ----------------------------------------------------------------------------
+
+IMPLEMENT_DYNAMIC_CLASS(wxFindReplaceDialog, wxDialog)
+
+IMPLEMENT_DYNAMIC_CLASS(wxFindDialogEvent, wxCommandEvent)
+
+// ----------------------------------------------------------------------------
+// wxFindReplaceDialogImpl: the internals of wxFindReplaceDialog
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxFindReplaceDialogImpl
+{
+public:
+ wxFindReplaceDialogImpl(wxFindReplaceDialog *dialog, int flagsWX);
+ ~wxFindReplaceDialogImpl();
+
+ void InitFindWhat(const wxString& str);
+ void InitReplaceWith(const wxString& str);
+
+ void SubclassDialog(HWND hwnd);
+
+ static UINT GetFindDialogMessage() { return ms_msgFindDialog; }
+
+ // only for passing to ::FindText or ::ReplaceText
+ FINDREPLACE *GetPtrFindReplace() { return &m_findReplace; }
+
+private:
+ void InitString(const wxString& str, LPTSTR *ppStr, WORD *pLen);
+
+ // the owner of the dialog
+ HWND m_hwndOwner;
+
+ // the previous window proc of our owner
+ WNDPROC m_oldParentWndProc;
+
+ // the find replace data used by the dialog
+ FINDREPLACE m_findReplace;
+
+ // registered Message for Dialog
+ static UINT ms_msgFindDialog;
+};
+
+UINT wxFindReplaceDialogImpl::ms_msgFindDialog = 0;
+
+// ============================================================================
+// implementation
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// wxFindReplaceDialogImpl
+// ----------------------------------------------------------------------------
+
+wxFindReplaceDialogImpl::wxFindReplaceDialogImpl(wxFindReplaceDialog *dialog,
+ int flagsWX)
+{
+ // get the identifier for the find dialog message if we don't have it yet
+ if ( !ms_msgFindDialog )
+ {
+ ms_msgFindDialog = ::RegisterWindowMessage(FINDMSGSTRING);
+
+ if ( !ms_msgFindDialog )
+ {
+ wxLogLastError(_T("RegisterWindowMessage(FINDMSGSTRING)"));
+ }
+ }
+
+ m_hwndOwner = NULL;
+ m_oldParentWndProc = NULL;
+
+ wxZeroMemory(m_findReplace);
+
+ // translate the flags
+
+ // always set this to be able to set the title
+ int flags = FR_ENABLEHOOK;
+
+ if ( flagsWX & wxFR_NOMATCHCASE)
+ flags |= FR_NOMATCHCASE;
+ if ( flagsWX & wxFR_NOWHOLEWORD)
+ flags |= FR_NOWHOLEWORD;
+ if ( flagsWX & wxFR_NOUPDOWN)
+ flags |= FR_NOUPDOWN;
+ if ( flagsWX & wxFR_DOWN)
+ flags |= FR_DOWN;
+
+ m_findReplace.lStructSize = sizeof(FINDREPLACE);
+ m_findReplace.hwndOwner = GetHwndOf(dialog->GetParent());
+ m_findReplace.Flags = flags;
+
+ m_findReplace.lCustData = (LPARAM)dialog;
+ m_findReplace.lpfnHook = wxFindReplaceDialogHookProc;
+}
+
+void wxFindReplaceDialogImpl::InitString(const wxString& str,
+ LPTSTR *ppStr, WORD *pLen)
+{
+ size_t len = str.length() + 1;
+ if ( len < 80 )
+ {
+ // MSDN docs say that the buffer must be at least 80 chars
+ len = 80;
+ }
+
+ *ppStr = new wxChar[len];
+ wxStrcpy(*ppStr, str);
+ *pLen = len;
+}
+
+void wxFindReplaceDialogImpl::InitFindWhat(const wxString& str)
+{
+ InitString(str, &m_findReplace.lpstrFindWhat, &m_findReplace.wFindWhatLen);
+}
+
+void wxFindReplaceDialogImpl::InitReplaceWith(const wxString& str)
+{
+ InitString(str,
+ &m_findReplace.lpstrReplaceWith,
+ &m_findReplace.wReplaceWithLen);
+}
+
+void wxFindReplaceDialogImpl::SubclassDialog(HWND hwnd)
+{
+ m_hwndOwner = hwnd;
+ m_oldParentWndProc = (WNDPROC)::SetWindowLong
+ (
+ hwnd,
+ GWL_WNDPROC,
+ (LONG)FindReplaceWindowProc
+ );
+
+ // save it elsewhere to access it from FindReplaceWindowProc()
+ (void)::SetWindowLong(hwnd, GWL_USERDATA, (LONG)m_oldParentWndProc);
+}
+
+wxFindReplaceDialogImpl::~wxFindReplaceDialogImpl()
+{
+ delete [] m_findReplace.lpstrFindWhat;
+ delete [] m_findReplace.lpstrReplaceWith;
+
+ if ( m_hwndOwner )
+ {
+ ::SetWindowLong(m_hwndOwner, GWL_WNDPROC, (LONG)m_oldParentWndProc);
+ }
+}
+
+// ----------------------------------------------------------------------------
+// Window Proc for handling RegisterWindowMessage(FINDMSGSTRING)
+// ----------------------------------------------------------------------------
+
+LRESULT APIENTRY FindReplaceWindowProc(HWND hwnd, WXUINT nMsg,
+ WPARAM wParam, LPARAM lParam)
+{
+ if ( nMsg == wxFindReplaceDialogImpl::GetFindDialogMessage() )
+ {
+ FINDREPLACE *pFR = (FINDREPLACE *)lParam;
+ wxFindReplaceDialog *dialog = (wxFindReplaceDialog *)pFR->lCustData;
+
+ // map flags from Windows
+ wxEventType evtType;
+
+ bool replace = FALSE;
+ if ( pFR->Flags & FR_DIALOGTERM )
+ {
+ evtType = wxEVT_COMMAND_FIND_CLOSE;
+ }
+ else if ( pFR->Flags & FR_FINDNEXT )
+ {
+ evtType = wxEVT_COMMAND_FIND_NEXT;
+ }
+ else if ( pFR->Flags & FR_REPLACE )
+ {
+ evtType = wxEVT_COMMAND_REPLACE;
+
+ replace = TRUE;
+ }
+ else if ( pFR->Flags & FR_REPLACEALL )
+ {
+ evtType = wxEVT_COMMAND_REPLACE_ALL;
+
+ replace = TRUE;
+ }
+ else
+ {
+ wxFAIL_MSG( _T("unknown find dialog event") );
+
+ return 0;
+ }
+
+ wxUint32 flags = 0;
+ if ( pFR->Flags & FR_DOWN )
+ flags |= wxFR_DOWN;
+ if ( pFR->Flags & FR_WHOLEWORD )
+ flags |= wxFR_WHOLEWORD;
+ if ( pFR->Flags & FR_MATCHCASE )
+ flags |= wxFR_MATCHCASE;
+
+ wxFindDialogEvent event(evtType, dialog->GetId());
+ event.SetFlags(flags);
+ event.SetFindString(pFR->lpstrFindWhat);
+ if ( replace )
+ {
+ event.SetReplaceString(pFR->lpstrReplaceWith);
+ }
+
+ (void)dialog->GetEventHandler()->ProcessEvent(event);
+ }
+
+ WNDPROC wndProc = (WNDPROC)::GetWindowLong(hwnd, GWL_USERDATA);
+
+ return ::CallWindowProc(wndProc, hwnd, nMsg, wParam, lParam);
+};
+
+// ----------------------------------------------------------------------------
+// Find/replace dialog hook proc
+// ----------------------------------------------------------------------------
+
+UINT CALLBACK wxFindReplaceDialogHookProc(HWND hwnd,
+ UINT uiMsg,
+ WPARAM WXUNUSED(wParam),
+ LPARAM lParam)
+{
+ if ( uiMsg == WM_INITDIALOG )
+ {
+ FINDREPLACE *pFR = (FINDREPLACE *)lParam;
+ wxFindReplaceDialog *dialog = (wxFindReplaceDialog *)pFR->lCustData;
+
+ ::SetWindowText(hwnd, dialog->GetTitle());
+
+ // don't return FALSE from here or the dialog won't be shown
+ return TRUE;
+ }
+
+ return 0;
+}
+
+// ============================================================================
+// wxFindReplaceDialog implementation
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// wxFindReplaceDialog ctors/dtor
+// ----------------------------------------------------------------------------
+
+void wxFindReplaceDialog::Init()
+{
+ m_impl = NULL;
+ m_FindReplaceData = NULL;
+
+ // as we're created in the hidden state, bring the internal flag in sync
+ m_isShown = FALSE;
+}
+
+wxFindReplaceDialog::wxFindReplaceDialog(wxWindow *parent,
+ wxFindReplaceData *data,
+ const wxString &title)
+ : m_FindReplaceData(data)
+{
+ Init();
+
+ (void)Create(parent, data, title);
+}
+
+wxFindReplaceDialog::~wxFindReplaceDialog()
+{
+ delete m_impl;
+}
+
+bool wxFindReplaceDialog::Create(wxWindow *parent,
+ wxFindReplaceData *data,
+ const wxString &title)
+{
+ m_FindReplaceData = data;
+ m_parent = parent;
+
+ SetTitle(title);
+
+ // we must have a parent as it will get the messages from us
+ return parent != NULL;
+}
+
+// ----------------------------------------------------------------------------
+// wxFindReplaceDialog data access
+// ----------------------------------------------------------------------------
+
+void wxFindReplaceDialog::SetData(wxFindReplaceData *data)
+{
+ delete m_FindReplaceData;
+ m_FindReplaceData = data;
+}
+
+// ----------------------------------------------------------------------------
+// wxFindReplaceData show/hide
+// ----------------------------------------------------------------------------
+
+bool wxFindReplaceDialog::Show(bool show)
+{
+ if ( !wxWindowBase::Show(show) )
+ {
+ // visibility status didn't change
+ return FALSE;
+ }
+
+ // do we already have the dialog window?
+ if ( m_hWnd )
+ {
+ // yes, just use it
+ return ::ShowWindow(GetHwnd(), show ? SW_SHOW : SW_HIDE);
+ }
+
+ if ( !show )
+ {
+ // well, it doesn't exist which is as good as being hidden
+ return TRUE;
+ }
+
+ wxCHECK_MSG( m_FindReplaceData, FALSE, _T("call Create() first!") );
+
+ wxASSERT_MSG( !m_impl, _T("why don't we have the window then?") );
+
+ int flagsWX = m_FindReplaceData->GetFlags();
+
+ m_impl = new wxFindReplaceDialogImpl(this, flagsWX);
+
+ m_impl->InitFindWhat(m_FindReplaceData->GetFindString());
+
+ if ( flagsWX & wxFR_REPLACEDIALOG)
+ {
+ m_impl->InitFindWhat(m_FindReplaceData->GetReplaceString());
+ }
+
+ // call the right function to show the dialog which does what we want
+ HWND (*pfn)(FINDREPLACE *) = flagsWX & wxFR_REPLACEDIALOG ? ::ReplaceText
+ : ::FindText;
+ m_hWnd = (WXHWND)(*pfn)(m_impl->GetPtrFindReplace());
+ if ( !m_hWnd )
+ {
+ wxLogError(_("Failed to create the standard find/replace dialog (error code %d)"),
+ ::CommDlgExtendedError());
+
+ delete m_impl;
+ m_impl = NULL;
+
+ return FALSE;
+ }
+
+ // subclass parent window in order to get FINDMSGSTRING message
+ m_impl->SubclassDialog(GetHwndOf(m_parent));
+
+ if ( !::ShowWindow((HWND)m_hWnd, SW_SHOW) )
+ {
+ wxLogLastError(_T("ShowWindow(find dialog)"));
+ }
+
+ return TRUE;
+}
+
+// ----------------------------------------------------------------------------
+// wxFindReplaceDialog title handling
+// ----------------------------------------------------------------------------
+
+// we set the title of this dialog in our jook proc but for now don't crash in
+// the base class version because of m_hWnd == 0
+
+void wxFindReplaceDialog::SetTitle( const wxString& title)
+{
+ m_title = title;
+}
+
+wxString wxFindReplaceDialog::GetTitle() const
+{
+ return m_title;
+}
+
+// ----------------------------------------------------------------------------
+// wxFindReplaceDialog position/size
+// ----------------------------------------------------------------------------
+
+void wxFindReplaceDialog::DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
+ int WXUNUSED(width), int WXUNUSED(height),
+ int WXUNUSED(sizeFlags))
+{
+ // ignore - we can't change the size of this standard dialog
+ return;
+}
+
+// NB: of course, both of these functions are completely bogus, but it's better
+// than nothing
+void wxFindReplaceDialog::DoGetSize(int *width, int *height) const
+{
+ // the standard dialog size
+ if ( width )
+ *width = 225;
+ if ( height )
+ *height = 324;
+}
+
+void wxFindReplaceDialog::DoGetClientSize(int *width, int *height) const
+{
+ // the standard dialog size
+ if ( width )
+ *width = 219;
+ if ( height )
+ *height = 299;
+}
+
+#endif // wxUSE_FINDREPLDLG
+
projects / wxWidgets.git / commitdiff
