]> git.saurik.com Git - wxWidgets.git/blobdiff - src/os2/dialog.cpp
removed a condition (l. 124) that always eval to true
[wxWidgets.git] / src / os2 / dialog.cpp
index bf3cae5e352be74e0494d910408c79df3bdbac97..7a5fd77c651b8605361991832c38e935cc6d7c2a 100644 (file)
@@ -1,46 +1,56 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        dialog.cpp
 // Purpose:     wxDialog class
-// Author:      AUTHOR
+// Author:      David Webster
 // Modified by:
-// Created:     ??/??/98
+// Created:     10/14/99
 // RCS-ID:      $Id$
-// Copyright:   (c) AUTHOR
-// Licence:    wxWindows licence
+// Copyright:   (c) David Webster
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
-#pragma implementation "dialog.h"
-#endif
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
 
+#ifndef WX_PRECOMP
 #include "wx/dialog.h"
 #include "wx/utils.h"
 #include "wx/frame.h"
 #include "wx/app.h"
 #include "wx/settings.h"
+#include "wx/intl.h"
+#include "wx/log.h"
+#endif
+
+#include "wx/os2/private.h"
+#include "wx/log.h"
+
+#define wxDIALOG_DEFAULT_X 300
+#define wxDIALOG_DEFAULT_Y 300
 
 // Lists to keep track of windows, so we can disable/enable them
 // for modal dialogs
-wxList wxModalDialogs;
-wxList wxModelessWindows;  // Frames and modeless dialogs
-extern wxList wxPendingDelete;
-
-#if !USE_SHARED_LIBRARY
-IMPLEMENT_DYNAMIC_CLASS(wxDialog, wxPanel)
-
-BEGIN_EVENT_TABLE(wxDialog, wxPanel)
-  EVT_BUTTON(wxID_OK, wxDialog::OnOK)
-  EVT_BUTTON(wxID_APPLY, wxDialog::OnApply)
-  EVT_BUTTON(wxID_CANCEL, wxDialog::OnCancel)
-  EVT_CHAR_HOOK(wxDialog::OnCharHook)
-  EVT_SYS_COLOUR_CHANGED(wxDialog::OnSysColourChanged)
-  EVT_CLOSE(wxDialog::OnCloseWindow)
-END_EVENT_TABLE()
-
-#endif
+wxWindowList wxModalDialogs;
+wxWindowList wxModelessWindows;  // Frames and modeless dialogs
+extern wxList WXDLLEXPORT wxPendingDelete;
+
+   IMPLEMENT_DYNAMIC_CLASS(wxDialog, wxPanel)
+
+   BEGIN_EVENT_TABLE(wxDialog, wxPanel)
+      EVT_SIZE(wxDialog::OnSize)
+      EVT_BUTTON(wxID_OK, wxDialog::OnOK)
+      EVT_BUTTON(wxID_APPLY, wxDialog::OnApply)
+      EVT_BUTTON(wxID_CANCEL, wxDialog::OnCancel)
+      EVT_CHAR_HOOK(wxDialog::OnCharHook)
+      EVT_SYS_COLOUR_CHANGED(wxDialog::OnSysColourChanged)
+      EVT_CLOSE(wxDialog::OnCloseWindow)
+   END_EVENT_TABLE()
 
 wxDialog::wxDialog()
 {
+    m_isShown = FALSE;
+    m_modalShowing = FALSE;
+
     SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE));
 }
 
@@ -51,46 +61,114 @@ bool wxDialog::Create(wxWindow *parent, wxWindowID id,
            long style,
            const wxString& name)
 {
-  m_windowStyle = style;
-
-  SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE));
-  SetName(name);
-  
-  if (!parent)
-    wxTopLevelWindows.Append(this);
+#if wxUSE_TOOLTIPS
+    m_hwndToolTip = 0;
+#endif
 
-  if (parent) parent->AddChild(this);
+    SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE));
+    SetName(name);
 
-  if ( id == -1 )
-       m_windowId = (int)NewControlId();
-  else
-       m_windowId = id;
+    if (!parent)
+        wxTopLevelWindows.Append(this);
 
-  // TODO: create dialog
+    if (parent) parent->AddChild(this);
 
-  return FALSE;
+    if ( id == -1 )
+        m_windowId = (int)NewControlId();
+    else
+        m_windowId = id;
+
+    int x = pos.x;
+    int y = pos.y;
+    int width = size.x;
+    int height = size.y;
+
+    if (x < 0) x = wxDIALOG_DEFAULT_X;
+    if (y < 0) y = wxDIALOG_DEFAULT_Y;
+
+    m_windowStyle = style;
+
+    m_isShown = FALSE;
+    m_modalShowing = FALSE;
+
+    if (width < 0)
+        width = 500;
+    if (height < 0)
+        height = 500;
+
+    // TODO: convert below to OS/2 PM code
+
+    // All dialogs should really have this style
+//    m_windowStyle |= wxTAB_TRAVERSAL;
+//
+//    WXDWORD extendedStyle = MakeExtendedStyle(m_windowStyle);
+//    if (m_windowStyle & wxSTAY_ON_TOP)
+//        extendedStyle |= WS_EX_TOPMOST;
+//
+    // Allows creation of dialogs with & without captions under MSWindows,
+    // resizeable or not (but a resizeable dialog always has caption -
+    // otherwise it would look too strange)
+//    const wxChar *dlg;
+//    if ( style & wxRESIZE_BORDER )
+//        dlg = wxT("wxResizeableDialog");
+//    else if ( style & wxCAPTION )
+//        dlg = wxT("wxCaptionDialog");
+//    else
+//        dlg = wxT("wxNoCaptionDialog");
+//    MSWCreate(m_windowId, parent, NULL, this, NULL,
+//              x, y, width, height,
+//              0, // style is not used if we have dlg template
+//              dlg,
+//              extendedStyle);
+//
+//    HWND hwnd = (HWND)GetHWND();
+//
+//    if ( !hwnd )
+//    {
+//        wxLogError(wxT("Failed to create dialog."));
+//
+//        return FALSE;
+//    }
+//
+//    SubclassWin(GetHWND());
+//
+//    SetWindowText(hwnd, title);
+//    SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT));
+//
+    return TRUE;
 }
 
 void wxDialog::SetModal(bool flag)
 {
-       if ( flag )
-               m_windowStyle |= wxDIALOG_MODAL ;
-       else
-               if ( m_windowStyle & wxDIALOG_MODAL )
-                       m_windowStyle -= wxDIALOG_MODAL ;
-  
-  wxModelessWindows.DeleteObject(this);
-  if (!flag)
-    wxModelessWindows.Append(this);
+    if ( flag )
+        m_windowStyle |= wxDIALOG_MODAL ;
+    else if ( m_windowStyle & wxDIALOG_MODAL )
+        m_windowStyle -= wxDIALOG_MODAL ;
+
+      wxModelessWindows.DeleteObject(this);
+      if (!flag)
+          wxModelessWindows.Append(this);
 }
 
 wxDialog::~wxDialog()
 {
-    // TODO
+    m_isBeingDeleted = TRUE;
+
     wxTopLevelWindows.DeleteObject(this);
 
+    Show(FALSE);
+
+    if (m_modalShowing)
+    {
+        if (GetParent() && GetParent()->GetHWND())
+           // TODO: bring the parent to the top
+           return;
+    }
+
+    m_modalShowing = FALSE;
     if ( (GetWindowStyleFlag() & wxDIALOG_MODAL) != wxDIALOG_MODAL )
-      wxModelessWindows.DeleteObject(this);
+        wxModelessWindows.DeleteObject(this);
+
 
     // If this is the last top-level window, exit.
     if (wxTheApp && (wxTopLevelWindows.Number() == 0))
@@ -107,56 +185,104 @@ wxDialog::~wxDialog()
 // By default, pressing escape cancels the dialog
 void wxDialog::OnCharHook(wxKeyEvent& event)
 {
-  if (event.m_keyCode == WXK_ESCAPE)
-  {
-               // Behaviour changed in 2.0: we'll send a Cancel message
-               // to the dialog instead of Close.
-               wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
-               cancelEvent.SetEventObject( this );
-               GetEventHandler()->ProcessEvent(cancelEvent);
+    if (GetHWND())
+    {
+        if (event.m_keyCode == WXK_ESCAPE)
+        {
+            // Behaviour changed in 2.0: we'll send a Cancel message
+            // to the dialog instead of Close.
+            wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
+            cancelEvent.SetEventObject( this );
+            GetEventHandler()->ProcessEvent(cancelEvent);
 
-               return;
-  }
-  // We didn't process this event.
-  event.Skip();
+            return;
+        }
+    }
+    // We didn't process this event.
+    event.Skip();
+}
+
+void wxDialog::OnPaint(wxPaintEvent& event)
+{
+  // No: if you call the default procedure, it makes
+  // the following painting code not work.
+//  wxWindow::OnPaint(event);
+}
+
+void wxDialog::Fit()
+{
+    wxWindow::Fit();
 }
 
 void wxDialog::Iconize(bool WXUNUSED(iconize))
 {
-    // TODO
+    // Windows dialog boxes can't be iconized
 }
 
 bool wxDialog::IsIconized() const
 {
-    // TODO
     return FALSE;
 }
 
-void wxDialog::SetClientSize(int width, int height)
+void wxDialog::DoSetClientSize(int width, int height)
 {
-    // TODO
+    // TODO: Convert the below to OS/2 PM code
+
+//    HWND hWnd = (HWND) GetHWND();
+//    RECT rect;
+//    ::GetClientRect(hWnd, &rect);
+//
+//    RECT rect2;
+//    GetWindowRect(hWnd, &rect2);
+//
+    // Find the difference between the entire window (title bar and all)
+    // and the client area; add this to the new client size to move the
+    // window
+//    int actual_width = rect2.right - rect2.left - rect.right + width;
+//    int actual_height = rect2.bottom - rect2.top - rect.bottom + height;
+
+//    MoveWindow(hWnd, rect2.left, rect2.top, actual_width, actual_height, TRUE);
+//
+//    wxSizeEvent event(wxSize(actual_width, actual_height), m_windowId);
+//    event.SetEventObject( this );
+//    GetEventHandler()->ProcessEvent(event);
 }
-
 void wxDialog::GetPosition(int *x, int *y) const
 {
-    // TODO
+    // TODO: Convert
+//  HWND hWnd = (HWND) GetHWND();
+//  RECT rect;
+//  GetWindowRect(hWnd, &rect);
+
+//  *x = rect.left;
+//  *y = rect.top;
+}
+
+bool wxDialog::IsShown() const
+{
+  return m_isShown;
+}
+
+bool wxDialog::IsModal() const
+{
+    return wxModalDialogs.Find((wxDialog *)this) != 0; // const_cast
 }
 
 bool wxDialog::Show(bool show)
 {
-    // TODO
+    // TODO: This is involved code, look at msw port for details
     return FALSE;
 }
 
 void wxDialog::SetTitle(const wxString& title)
 {
-    // TODO
+    ::WinSetWindowText((HWND) GetHWND(), title.c_str());
 }
 
 wxString wxDialog::GetTitle() const
 {
-    // TODO
-    return wxString("");
+    ::WinQueryWindowText((HWND) GetHWND(), 1000, wxBuffer);
+    return wxString(wxBuffer);
 }
 
 void wxDialog::Centre(int direction)
@@ -192,38 +318,43 @@ void wxDialog::Centre(int direction)
 int wxDialog::ShowModal()
 {
     m_windowStyle |= wxDIALOG_MODAL;
-    // TODO: modal showing
-       Show(TRUE);
-       return GetReturnCode();
+    Show(TRUE);
+    return GetReturnCode();
 }
 
 void wxDialog::EndModal(int retCode)
 {
-       SetReturnCode(retCode);
+    SetReturnCode(retCode);
     // TODO modal un-showing
-       Show(FALSE);
+    Show(FALSE);
 }
 
+// Define for each class of dialog and control
+WXHBRUSH wxDialog::OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
+      WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
+{
+    return 0;
+}
 // Standard buttons
 void wxDialog::OnOK(wxCommandEvent& event)
 {
-       if ( Validate() && TransferDataFromWindow() )
-       {
+    if ( Validate() && TransferDataFromWindow() )
+    {
         if ( IsModal() )
             EndModal(wxID_OK);
         else
         {
-                   SetReturnCode(wxID_OK);
-                   this->Show(FALSE);
+            SetReturnCode(wxID_OK);
+            this->Show(FALSE);
         }
-       }
+    }
 }
 
 void wxDialog::OnApply(wxCommandEvent& event)
 {
-       if (Validate())
-               TransferDataFromWindow();
-       // TODO probably need to disable the Apply button until things change again
+    if (Validate())
+        TransferDataFromWindow();
+    // TODO probably need to disable the Apply button until things change again
 }
 
 void wxDialog::OnCancel(wxCommandEvent& event)
@@ -233,7 +364,7 @@ void wxDialog::OnCancel(wxCommandEvent& event)
     else
     {
         SetReturnCode(wxID_CANCEL);
-               this->Show(FALSE);
+        this->Show(FALSE);
     }
 }
 
@@ -254,12 +385,12 @@ void wxDialog::OnCloseWindow(wxCloseEvent& event)
     // The default OnCancel (above) simply ends a modal dialog, and hides a modeless dialog.
 
     static wxList closing;
-    
+
     if ( closing.Member(this) )
         return;
-    
+
     closing.Append(this);
-    
+
     wxCommandEvent cancelEvent(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
     cancelEvent.SetEventObject( this );
     GetEventHandler()->ProcessEvent(cancelEvent); // This may close the dialog
@@ -270,9 +401,20 @@ void wxDialog::OnCloseWindow(wxCloseEvent& event)
 // Destroy the window (delayed, if a managed window)
 bool wxDialog::Destroy()
 {
-  if (!wxPendingDelete.Member(this))
-    wxPendingDelete.Append(this);
-  return TRUE;
+    if (!wxPendingDelete.Member(this))
+        wxPendingDelete.Append(this);
+    return TRUE;
+}
+
+void wxDialog::OnSize(wxSizeEvent& WXUNUSED(event))
+{
+  // if we're using constraints - do use them
+  #if wxUSE_CONSTRAINTS
+    if ( GetAutoLayout() )
+    {
+      Layout();
+    }
+  #endif
 }
 
 void wxDialog::OnSysColourChanged(wxSysColourChangedEvent& event)
@@ -281,6 +423,23 @@ void wxDialog::OnSysColourChanged(wxSysColourChangedEvent& event)
   Refresh();
 }
 
-void wxDialog::Fit()
+MRESULT wxDialog::OS2WindowProc(HWND hwnd, WXUINT message, WXWPARAM wParam, WXLPARAM lParam)
 {
+    MRESULT rc = 0;
+    bool    processed = FALSE;
+
+    switch ( message )
+    {
+        case WM_CLOSE:
+            // if we can't close, tell the system that we processed the
+            // message - otherwise it would close us
+            processed = !Close();
+            break;
+    }
+
+    if ( !processed )
+        rc = wxWindow::OS2WindowProc(hwnd, message, wParam, lParam);
+
+    return rc;
 }
+