]> git.saurik.com Git - wxWidgets.git/blobdiff - src/motif/filedlg.cpp
Don't enter an infinite loop if a spacer with min size of -1 is used.
[wxWidgets.git] / src / motif / filedlg.cpp
index bb2daaa3cbf755b1a54eabfddeab8ed51497735f..87d267cbd99971e5dcc07a92eec956e9b5214ca5 100644 (file)
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        filedlg.cpp
+// Name:        src/motif/filedlg.cpp
 // Purpose:     wxFileDialog
 // Author:      Julian Smart
 // Modified by:
@@ -9,18 +9,24 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
-#pragma implementation "filedlg.h"
-#endif
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
 
-#include "wx/defs.h"
-#include "wx/utils.h"
-#include "wx/dialog.h"
 #include "wx/filedlg.h"
-#include "wx/intl.h"
-#include "wx/app.h"
-#include "wx/settings.h"
 
+#ifndef WX_PRECOMP
+    #include "wx/intl.h"
+    #include "wx/app.h"
+    #include "wx/utils.h"
+    #include "wx/settings.h"
+#endif
+
+#include "wx/tokenzr.h"
+#include "wx/stockitem.h"
+
+#ifdef __VMS__
+#pragma message disable nosimpint
+#endif
 #include <Xm/Xm.h>
 #include <Xm/MwmUtil.h>
 #include <Xm/Label.h>
 #include <Xm/FileSB.h>
 #include <Xm/RowColumn.h>
 #include <Xm/LabelG.h>
-
-#if !USE_SHARED_LIBRARY
-IMPLEMENT_CLASS(wxFileDialog, wxDialog)
+#ifdef __VMS__
+#pragma message enable nosimpint
 #endif
 
+#include "wx/motif/private.h"
+
+IMPLEMENT_CLASS(wxFileDialog, wxFileDialogBase)
+
 #define DEFAULT_FILE_SELECTOR_SIZE 0
 // Let Motif defines the size of File
 // Selector Box (if 1), or fix it to
@@ -44,112 +53,78 @@ IMPLEMENT_CLASS(wxFileDialog, wxDialog)
 #define wxFSB_HEIGHT               500
 
 
-wxString wxFileSelector(const char *title,
-                     const char *defaultDir, const char *defaultFileName,
-                     const char *defaultExtension, const char *filter, int flags,
-                     wxWindow *parent, int x, int y)
-{
-    // If there's a default extension specified but no filter, we create a suitable
-    // filter.
-
-    wxString filter2("");
-    if ( defaultExtension && !filter )
-        filter2 = wxString("*.") + wxString(defaultExtension) ;
-    else if ( filter )
-        filter2 = filter;
-
-    wxString defaultDirString;
-    if (defaultDir)
-        defaultDirString = defaultDir;
-    else
-        defaultDirString = "";
-
-    wxString defaultFilenameString;
-    if (defaultFileName)
-        defaultFilenameString = defaultFileName;
-    else
-        defaultFilenameString = "";
-
-    wxFileDialog fileDialog(parent, title, defaultDirString, defaultFilenameString, filter2, flags, wxPoint(x, y));
-
-    if ( fileDialog.ShowModal() == wxID_OK )
-    {
-        return fileDialog.GetPath();
-    }
-    else
-        return wxEmptyString;
-}
-
-wxString wxFileSelectorEx(const char *title,
-                       const char *defaultDir,
-                       const char *defaultFileName,
-                       int* defaultFilterIndex,
-                       const char *filter,
-                       int       flags,
-                       wxWindow* parent,
-                       int       x,
-                       int       y)
+wxString wxFileDialog::m_fileSelectorAnswer = wxEmptyString;
+bool wxFileDialog::m_fileSelectorReturned = false;
 
+static void wxFileSelClose(Widget WXUNUSED(w),
+                           void* WXUNUSED(client_data),
+                           XmAnyCallbackStruct *WXUNUSED(call_data))
 {
-    wxFileDialog fileDialog(parent, title ? title : "", defaultDir ? defaultDir : "",
-        defaultFileName ? defaultFileName : "", filter ? filter : "", flags, wxPoint(x, y));
-
-    if ( fileDialog.ShowModal() == wxID_OK )
-    {
-        *defaultFilterIndex = fileDialog.GetFilterIndex();
-        return fileDialog.GetPath();
-    }
-    else
-        return wxEmptyString;
+    wxFileDialog::m_fileSelectorAnswer = wxEmptyString;
+    wxFileDialog::m_fileSelectorReturned = true;
 }
 
-wxString wxFileDialog::m_fileSelectorAnswer = "";
-bool wxFileDialog::m_fileSelectorReturned = FALSE;
-
 void wxFileSelCancel( Widget WXUNUSED(fs), XtPointer WXUNUSED(client_data),
                      XmFileSelectionBoxCallbackStruct *WXUNUSED(cbs) )
 {
-    wxFileDialog::m_fileSelectorAnswer = "";
-    wxFileDialog::m_fileSelectorReturned = TRUE;
+    wxFileDialog::m_fileSelectorAnswer = wxEmptyString;
+    wxFileDialog::m_fileSelectorReturned = true;
 }
 
 void wxFileSelOk(Widget WXUNUSED(fs), XtPointer WXUNUSED(client_data), XmFileSelectionBoxCallbackStruct *cbs)
 {
     char *filename = NULL;
     if (!XmStringGetLtoR(cbs->value, XmSTRING_DEFAULT_CHARSET, &filename)) {
-        wxFileDialog::m_fileSelectorAnswer = "";
-        wxFileDialog::m_fileSelectorReturned = TRUE;
+        wxFileDialog::m_fileSelectorAnswer = wxEmptyString;
+        wxFileDialog::m_fileSelectorReturned = true;
     } else {
         if (filename) {
             wxFileDialog::m_fileSelectorAnswer = filename;
             XtFree(filename);
         }
-        wxFileDialog::m_fileSelectorReturned = TRUE;
+        wxFileDialog::m_fileSelectorReturned = true;
     }
 }
 
+static wxString ParseWildCard( const wxString& wild )
+{
+#if wxDEBUG_LEVEL
+    static const char *msg =
+        "Motif file dialog does not understand this wildcard syntax";
+#endif
+
+    wxArrayString wildDescriptions, wildFilters;
+    const size_t count = wxParseCommonDialogsFilter(wild,
+                                                    wildDescriptions,
+                                                    wildFilters);
+    wxCHECK_MSG( count, wxT("*.*"), wxT("wxFileDialog: bad wildcard string") );
+    wxCHECK_MSG( count == 1, wxT("*.*"), msg );
+
+    // check for *.txt;*.rtf
+    wxStringTokenizer tok2( wildFilters[0], wxT(";") );
+    wxString wildcard = tok2.GetNextToken();
+
+    wxCHECK_MSG( tok2.CountTokens() <= 1, wildcard, msg );
+    return wildcard;
+}
+
 wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message,
                            const wxString& defaultDir, const wxString& defaultFileName, const wxString& wildCard,
-                           long style, const wxPoint& pos)
+                           long style, const wxPoint& pos, const wxSize& sz, const wxString& name)
+             :wxFileDialogBase(parent, message, defaultDir, defaultFileName, wildCard, style, pos, sz, name)
 {
-    m_message = message;
-    m_dialogStyle = style;
-    m_parent = parent;
-    m_path = "";
-    m_fileName = defaultFileName;
-    m_dir = defaultDir;
-    m_wildCard = wildCard;
     m_filterIndex = 1;
-    m_pos = pos;
 }
 
-static void wxChangeListBoxColours(wxWindow* win, Widget widget)
+static void wxChangeListBoxColours(wxWindow* WXUNUSED(win), Widget widget)
 {
-    wxWindow::DoChangeBackgroundColour((WXWidget) widget, *wxWHITE);
+    wxDoChangeBackgroundColour((WXWidget) widget, *wxWHITE);
 
     // Change colour of the scrolled areas of the listboxes
     Widget listParent = XtParent (widget);
-    wxWindow::DoChangeBackgroundColour((WXWidget) listParent, *wxWHITE, TRUE);
+#if 0
+    wxDoChangeBackgroundColour((WXWidget) listParent, *wxWHITE, true);
+#endif
 
     Widget hsb = (Widget) 0;
     Widget vsb = (Widget) 0;
@@ -161,9 +136,9 @@ static void wxChangeListBoxColours(wxWindow* win, Widget widget)
    /* TODO: should scrollbars be affected? Should probably have separate
     * function to change them (by default, taken from wxSystemSettings)
     */
-    wxColour backgroundColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE);
-    wxWindow::DoChangeBackgroundColour((WXWidget) hsb, backgroundColour, TRUE);
-    wxWindow::DoChangeBackgroundColour((WXWidget) vsb, backgroundColour, TRUE);
+    wxColour backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
+    wxDoChangeBackgroundColour((WXWidget) hsb, backgroundColour, true);
+    wxDoChangeBackgroundColour((WXWidget) vsb, backgroundColour, true);
 
     if (hsb)
       XtVaSetValues (hsb,
@@ -182,87 +157,135 @@ int wxFileDialog::ShowModal()
     //  static char fileBuf[512];
     Widget parentWidget = (Widget) 0;
     if (m_parent)
-    {
         parentWidget = (Widget) m_parent->GetTopWidget();
-    }
     else
         parentWidget = (Widget) wxTheApp->GetTopLevelWidget();
+    // prepare the arg list
+    Display* dpy = XtDisplay(parentWidget);
+    Arg args[10];
+    int ac = 0;
+
+    if (m_backgroundColour.Ok())
+    {
+        wxComputeColours (dpy, & m_backgroundColour, NULL);
 
-    Widget fileSel = XmCreateFileSelectionDialog(parentWidget, "file_selector", NULL, 0);
-    XtUnmanageChild(XmFileSelectionBoxGetChild(fileSel, XmDIALOG_HELP_BUTTON));
+        XtSetArg(args[ac], XmNbackground, g_itemColors[wxBACK_INDEX].pixel); ac++;
+        XtSetArg(args[ac], XmNtopShadowColor, g_itemColors[wxTOPS_INDEX].pixel); ac++;
+        XtSetArg(args[ac], XmNbottomShadowColor, g_itemColors[wxBOTS_INDEX].pixel); ac++;
+        XtSetArg(args[ac], XmNforeground, g_itemColors[wxFORE_INDEX].pixel); ac++;
+    }
 
-    Widget filterWidget = XmFileSelectionBoxGetChild(fileSel, XmDIALOG_FILTER_TEXT);
-    Widget selectionWidget = XmFileSelectionBoxGetChild(fileSel, XmDIALOG_TEXT);
-    Widget dirListWidget = XmFileSelectionBoxGetChild(fileSel, XmDIALOG_DIR_LIST);
-    Widget fileListWidget = XmFileSelectionBoxGetChild(fileSel, XmDIALOG_LIST);
+    wxFont font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
 
-    // code using these vars disabled
-#if 0
-    Widget okWidget = XmFileSelectionBoxGetChild(fileSel, XmDIALOG_OK_BUTTON);
-    Widget applyWidget = XmFileSelectionBoxGetChild(fileSel, XmDIALOG_APPLY_BUTTON);
-    Widget cancelWidget = XmFileSelectionBoxGetChild(fileSel, XmDIALOG_CANCEL_BUTTON);
+#if __WXMOTIF20__ && !__WXLESSTIF__
+    XtSetArg(args[ac], XmNbuttonRenderTable, font.GetFontTypeC(dpy)); ac++;
+    XtSetArg(args[ac], XmNlabelRenderTable, font.GetFontTypeC(dpy)); ac++;
+    XtSetArg(args[ac], XmNtextRenderTable, font.GetFontTypeC(dpy)); ac++;
+#else
+    XtSetArg(args[ac], XmNbuttonFontList, font.GetFontTypeC(dpy)); ac++;
+    XtSetArg(args[ac], XmNlabelFontList, font.GetFontTypeC(dpy)); ac++;
+    XtSetArg(args[ac], XmNtextFontList, font.GetFontTypeC(dpy)); ac++;
 #endif
 
+    Widget fileSel = XmCreateFileSelectionDialog(parentWidget,
+                                                 wxMOTIF_STR("file_selector"),
+                                                 args, ac);
+#define wxFSChild( name ) \
+    XmFileSelectionBoxGetChild(fileSel, name)
+
+    XtUnmanageChild(wxFSChild(XmDIALOG_HELP_BUTTON));
+
+    Widget filterWidget = wxFSChild(XmDIALOG_FILTER_TEXT);
+    Widget selectionWidget = wxFSChild(XmDIALOG_TEXT);
+    Widget dirListWidget = wxFSChild(XmDIALOG_DIR_LIST);
+    Widget fileListWidget = wxFSChild(XmDIALOG_LIST);
+
+    // for changing labels
+    Widget okWidget = wxFSChild(XmDIALOG_OK_BUTTON);
+    Widget applyWidget = wxFSChild(XmDIALOG_APPLY_BUTTON);
+    Widget cancelWidget = wxFSChild(XmDIALOG_CANCEL_BUTTON);
+    Widget dirlistLabel = wxFSChild(XmDIALOG_DIR_LIST_LABEL);
+    Widget filterLabel = wxFSChild(XmDIALOG_FILTER_LABEL);
+    Widget listLabel = wxFSChild(XmDIALOG_LIST_LABEL);
+    Widget selectionLabel = wxFSChild(XmDIALOG_SELECTION_LABEL);
+
+#undef wxFSChild
+
+    // change labels
+    wxXmString btnOK( wxGetStockLabel( wxID_OK, false ) ),
+               btnCancel( wxGetStockLabel( wxID_CANCEL, false ) ),
+               btnFilter( _("Filter") ), lblFilter( _("Filter") ),
+               lblDirectories( _("Directories") ),
+               lblFiles( _("Files" ) ), lblSelection( _("Selection") );
+
+    XtVaSetValues( okWidget, XmNlabelString, btnOK(), NULL );
+    XtVaSetValues( applyWidget, XmNlabelString, btnFilter(), NULL );
+    XtVaSetValues( cancelWidget, XmNlabelString, btnCancel(), NULL );
+    XtVaSetValues( dirlistLabel, XmNlabelString, lblDirectories(), NULL );
+    XtVaSetValues( filterLabel, XmNlabelString, lblFilter(), NULL );
+    XtVaSetValues( listLabel, XmNlabelString, lblFiles(), NULL );
+    XtVaSetValues( selectionLabel, XmNlabelString, lblSelection(), NULL );
 
     Widget shell = XtParent(fileSel);
 
     if (!m_message.IsNull())
-        XtVaSetValues(shell, XmNtitle, (char*) (const char*) m_message, NULL);
+        XtVaSetValues(shell,
+                      XmNtitle, (const char*)m_message.mb_str(),
+                      NULL);
 
-    wxString entirePath("");
-
-    if ((m_dir != "") && (m_fileName != ""))
+    if (!m_wildCard.empty())
     {
-        entirePath = m_dir + wxString("/") + m_fileName;
-    }
-    else if ((m_dir != "") && (m_fileName == ""))
-    {
-        entirePath = m_dir + wxString("/");
-    }
-    else if ((m_dir == "") && (m_fileName != ""))
-    {
-        entirePath = m_fileName;
-    }
-
-    if (entirePath != "")
-    {
-        XmTextSetString(selectionWidget, (char*) (const char*) entirePath);
-    }
-
-    if (m_wildCard != "")
-    {
-        wxString filter("");
-        if (m_dir != "")
-            filter = m_dir + wxString("/") + m_wildCard;
+        // return something understandable by Motif
+        wxString wildCard = ParseWildCard( m_wildCard );
+        wxString filter;
+        if (!m_dir.empty())
+            filter = m_dir + wxString("/") + wildCard;
         else
-            filter = m_wildCard;
+            filter = wildCard;
 
-        XmTextSetString(filterWidget, (char*) (const char*) filter);
+        XmTextSetString(filterWidget, filter.char_str());
         XmFileSelectionDoSearch(fileSel, NULL);
     }
 
     // Suggested by Terry Gitnick, 16/9/97, because of change in Motif
     // file selector on Solaris 1.5.1.
-    if ( m_dir != "" )
+    if ( !m_dir.empty() )
     {
-        XmString thePath = XmStringCreateLtoR ((char*) (const char*) m_dir,
-            XmSTRING_DEFAULT_CHARSET);
+        wxXmString thePath( m_dir );
 
         XtVaSetValues (fileSel,
-            XmNdirectory, thePath,
+            XmNdirectory, thePath(),
             NULL);
+    }
+
+    wxString entirePath;
+
+    if (!m_dir.empty())
+    {
+        entirePath = m_dir + wxString("/") + m_fileName;
+    }
+    else
+    {
+        entirePath = m_fileName;
+    }
 
-        XmStringFree(thePath);
+    if (!entirePath.empty())
+    {
+        XmTextSetString(selectionWidget, entirePath.char_str());
     }
 
-    XtAddCallback(fileSel, XmNcancelCallback, (XtCallbackProc)wxFileSelCancel, (XtPointer)NULL);
-    XtAddCallback(fileSel, XmNokCallback, (XtCallbackProc)wxFileSelOk, (XtPointer)NULL);
+    XtAddCallback(fileSel, XmNcancelCallback,
+                  (XtCallbackProc)wxFileSelCancel, (XtPointer)NULL);
+    XtAddCallback(fileSel, XmNokCallback,
+                  (XtCallbackProc)wxFileSelOk, (XtPointer)NULL);
+    XtAddCallback(fileSel, XmNunmapCallback,
+                  (XtCallbackProc)wxFileSelClose, (XtPointer)this);
 
     //#if XmVersion > 1000
     // I'm not sure about what you mean with XmVersion.
     // If this is for Motif1.1/Motif1.2, then check XmVersion>=1200
     // (Motif1.1.4 ==> XmVersion 1100 )
-    // Nevertheless, I put here a #define, so anyone can choose in (I)makefile...
+    // Nevertheless, I put here a #define, so anyone can choose in (I)makefile.
     //
 #if !DEFAULT_FILE_SELECTOR_SIZE
     int width = wxFSB_WIDTH;
@@ -273,94 +296,42 @@ int wxFileDialog::ShowModal()
         XmNresizePolicy, XmRESIZE_NONE,
         NULL);
 #endif
-    DoChangeBackgroundColour((WXWidget) fileSel, m_backgroundColour);
-    DoChangeBackgroundColour((WXWidget) filterWidget, *wxWHITE);
-    DoChangeBackgroundColour((WXWidget) selectionWidget, *wxWHITE);
-
-    // apparently, this provokes a crash
-#if 0
-    DoChangeBackgroundColour((WXWidget) okWidget, m_backgroundColour, TRUE);
-    DoChangeBackgroundColour((WXWidget) cancelWidget, m_backgroundColour, TRUE);
-    DoChangeBackgroundColour((WXWidget) applyWidget, m_backgroundColour, TRUE);
-#endif
+    wxDoChangeBackgroundColour((WXWidget) filterWidget, *wxWHITE);
+    wxDoChangeBackgroundColour((WXWidget) selectionWidget, *wxWHITE);
 
     wxChangeListBoxColours(this, dirListWidget);
     wxChangeListBoxColours(this, fileListWidget);
 
     XtManageChild(fileSel);
 
-    m_fileSelectorAnswer = "";
-    m_fileSelectorReturned = FALSE;
+    m_fileSelectorAnswer = wxEmptyString;
+    m_fileSelectorReturned = false;
 
     wxEndBusyCursor();
 
-    XtAddGrab(XtParent(fileSel), TRUE, FALSE);
+    XtAddGrab(XtParent(fileSel), True, False);
+    XtAppContext context = (XtAppContext) wxTheApp->GetAppContext();
     XEvent event;
     while (!m_fileSelectorReturned)
     {
-        XtAppProcessEvent((XtAppContext) wxTheApp->GetAppContext(), XtIMAll);
+        XtAppNextEvent(context, &event);
+        XtDispatchEvent(&event);
     }
     XtRemoveGrab(XtParent(fileSel));
 
-    XmUpdateDisplay((Widget) wxTheApp->GetTopLevelWidget()); // Experimental
-
-    //  XtDestroyWidget(fileSel);
     XtUnmapWidget(XtParent(fileSel));
     XtDestroyWidget(XtParent(fileSel));
 
     // Now process all events, because otherwise
     // this might remain on the screen
-    XSync(XtDisplay((Widget) wxTheApp->GetTopLevelWidget()), FALSE);
-    while (XtAppPending((XtAppContext) wxTheApp->GetAppContext()))
-    {
-        XFlush(XtDisplay((Widget) wxTheApp->GetTopLevelWidget()));
-        XtAppNextEvent((XtAppContext) wxTheApp->GetAppContext(), &event);
-        XtDispatchEvent(&event);
-    }
+    wxFlushEvents(XtDisplay(fileSel));
 
     m_path = m_fileSelectorAnswer;
     m_fileName = wxFileNameFromPath(m_fileSelectorAnswer);
     m_dir = wxPathOnly(m_path);
 
-    if (m_fileName == "")
+    if (m_fileName.empty())
         return wxID_CANCEL;
     else
         return wxID_OK;
 }
-
-// Generic file load/save dialog
-static wxString
-wxDefaultFileSelector(bool load, const char *what, const char *extension, const char *default_name, wxWindow *parent)
-{
-    char *ext = (char *)extension;
-
-    wxString prompt;
-    wxString str;
-    if (load)
-        str = _("Load %s file");
-    else
-        str = _("Save %s file");
-    prompt.Printf(str, what);
-
-    if (*ext == '.')
-        ext++;
-    wxString wild;
-    wild.Printf("*.%s", ext);
-
-    return wxFileSelector (prompt, NULL, default_name, ext, wild, 0, parent);
-}
-
-// Generic file load dialog
-wxString wxLoadFileSelector(const char *what, const char *extension, const char *default_name, wxWindow *parent)
-{
-    return wxDefaultFileSelector(TRUE, what, extension, default_name, parent);
-}
-
-
-// Generic file save dialog
-wxString wxSaveFileSelector(const char *what, const char *extension, const char *default_name, wxWindow *parent)
-{
-    return wxDefaultFileSelector(FALSE, what, extension, default_name, parent);
-}
-
-