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1/////////////////////////////////////////////////////////////////////////////
2// Name: filedlg.cpp
3// Purpose: wxFileDialog
4// Author: Julian Smart
5// Modified by:
6// Created: 17/09/98
7// RCS-ID: $Id$
8// Copyright: (c) Julian Smart
9// Licence: wxWindows licence
10/////////////////////////////////////////////////////////////////////////////
11
12// For compilers that support precompilation, includes "wx.h".
13#include "wx/wxprec.h"
14
15#ifdef __VMS
16#define XtDisplay XTDISPLAY
17#define XtParent XTPARENT
18#define XtWindow XTWINDOW
19#endif
20
21#include "wx/defs.h"
22#include "wx/utils.h"
23#include "wx/filedlg.h"
24#include "wx/intl.h"
25#include "wx/app.h"
26#include "wx/settings.h"
27#include "wx/tokenzr.h"
28#include "wx/stockitem.h"
29
30#ifdef __VMS__
31#pragma message disable nosimpint
32#endif
33#include <Xm/Xm.h>
34#include <Xm/MwmUtil.h>
35#include <Xm/Label.h>
36#include <Xm/BulletinB.h>
37#include <Xm/Frame.h>
38#include <Xm/Text.h>
39#include <Xm/DialogS.h>
40#include <Xm/FileSB.h>
41#include <Xm/RowColumn.h>
42#include <Xm/LabelG.h>
43#ifdef __VMS__
44#pragma message enable nosimpint
45#endif
46
47#include "wx/motif/private.h"
48
49IMPLEMENT_CLASS(wxFileDialog, wxFileDialogBase)
50
51#define DEFAULT_FILE_SELECTOR_SIZE 0
52// Let Motif defines the size of File
53// Selector Box (if 1), or fix it to
54// wxFSB_WIDTH x wxFSB_HEIGHT (if 0)
55#define wxFSB_WIDTH 600
56#define wxFSB_HEIGHT 500
57
58
59wxString wxFileDialog::m_fileSelectorAnswer = wxEmptyString;
60bool wxFileDialog::m_fileSelectorReturned = false;
61
62static void wxFileSelClose(Widget WXUNUSED(w),
63 void* WXUNUSED(client_data),
64 XmAnyCallbackStruct *WXUNUSED(call_data))
65{
66 wxFileDialog::m_fileSelectorAnswer = wxEmptyString;
67 wxFileDialog::m_fileSelectorReturned = true;
68}
69
70void wxFileSelCancel( Widget WXUNUSED(fs), XtPointer WXUNUSED(client_data),
71 XmFileSelectionBoxCallbackStruct *WXUNUSED(cbs) )
72{
73 wxFileDialog::m_fileSelectorAnswer = wxEmptyString;
74 wxFileDialog::m_fileSelectorReturned = true;
75}
76
77void wxFileSelOk(Widget WXUNUSED(fs), XtPointer WXUNUSED(client_data), XmFileSelectionBoxCallbackStruct *cbs)
78{
79 char *filename = NULL;
80 if (!XmStringGetLtoR(cbs->value, XmSTRING_DEFAULT_CHARSET, &filename)) {
81 wxFileDialog::m_fileSelectorAnswer = wxEmptyString;
82 wxFileDialog::m_fileSelectorReturned = true;
83 } else {
84 if (filename) {
85 wxFileDialog::m_fileSelectorAnswer = filename;
86 XtFree(filename);
87 }
88 wxFileDialog::m_fileSelectorReturned = true;
89 }
90}
91
92static wxString ParseWildCard( const wxString& wild )
93{
94#ifdef __WXDEBUG__
95 static const wxChar* msg =
96 _T("Motif file dialog does not understand this ")
97 _T("wildcard syntax");
98#endif
99
100 wxArrayString wildDescriptions, wildFilters;
101 const size_t count = wxParseCommonDialogsFilter(wild,
102 wildDescriptions,
103 wildFilters);
104 wxCHECK_MSG( count, _T("*.*"), wxT("wxFileDialog: bad wildcard string") );
105 wxCHECK_MSG( count == 1, _T("*.*"), msg );
106
107 // check for *.txt;*.rtf
108 wxStringTokenizer tok2( wildFilters[0], _T(";") );
109 wxString wildcard = tok2.GetNextToken();
110
111 wxCHECK_MSG( tok2.CountTokens() <= 1, wildcard, msg );
112 return wildcard;
113}
114
115wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message,
116 const wxString& defaultDir, const wxString& defaultFileName, const wxString& wildCard,
117 long style, const wxPoint& pos)
118 :wxFileDialogBase(parent, message, defaultDir, defaultFileName, wildCard, style, pos)
119{
120 m_filterIndex = 1;
121}
122
123static void wxChangeListBoxColours(wxWindow* WXUNUSED(win), Widget widget)
124{
125 wxDoChangeBackgroundColour((WXWidget) widget, *wxWHITE);
126
127 // Change colour of the scrolled areas of the listboxes
128 Widget listParent = XtParent (widget);
129#if 0
130 wxDoChangeBackgroundColour((WXWidget) listParent, *wxWHITE, true);
131#endif
132
133 Widget hsb = (Widget) 0;
134 Widget vsb = (Widget) 0;
135 XtVaGetValues (listParent,
136 XmNhorizontalScrollBar, &hsb,
137 XmNverticalScrollBar, &vsb,
138 NULL);
139
140 /* TODO: should scrollbars be affected? Should probably have separate
141 * function to change them (by default, taken from wxSystemSettings)
142 */
143 wxColour backgroundColour = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
144 wxDoChangeBackgroundColour((WXWidget) hsb, backgroundColour, true);
145 wxDoChangeBackgroundColour((WXWidget) vsb, backgroundColour, true);
146
147 if (hsb)
148 XtVaSetValues (hsb,
149 XmNtroughColor, backgroundColour.AllocColour(XtDisplay(hsb)),
150 NULL);
151 if (vsb)
152 XtVaSetValues (vsb,
153 XmNtroughColor, backgroundColour.AllocColour(XtDisplay(vsb)),
154 NULL);
155}
156
157int wxFileDialog::ShowModal()
158{
159 wxBeginBusyCursor();
160
161 // static char fileBuf[512];
162 Widget parentWidget = (Widget) 0;
163 if (m_parent)
164 parentWidget = (Widget) m_parent->GetTopWidget();
165 else
166 parentWidget = (Widget) wxTheApp->GetTopLevelWidget();
167 // prepare the arg list
168 Display* dpy = XtDisplay(parentWidget);
169 Arg args[10];
170 int ac = 0;
171
172 wxComputeColours (dpy, & m_backgroundColour, (wxColour*) NULL);
173
174 XtSetArg(args[ac], XmNbackground, g_itemColors[wxBACK_INDEX].pixel); ac++;
175 XtSetArg(args[ac], XmNtopShadowColor, g_itemColors[wxTOPS_INDEX].pixel); ac++;
176 XtSetArg(args[ac], XmNbottomShadowColor, g_itemColors[wxBOTS_INDEX].pixel); ac++;
177 XtSetArg(args[ac], XmNforeground, g_itemColors[wxFORE_INDEX].pixel); ac++;
178
179 wxFont font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
180
181#if __WXMOTIF20__ && !__WXLESSTIF__
182 XtSetArg(args[ac], XmNbuttonRenderTable, font.GetFontTypeC(dpy)); ac++;
183 XtSetArg(args[ac], XmNlabelRenderTable, font.GetFontTypeC(dpy)); ac++;
184 XtSetArg(args[ac], XmNtextRenderTable, font.GetFontTypeC(dpy)); ac++;
185#else
186 XtSetArg(args[ac], XmNbuttonFontList, font.GetFontTypeC(dpy)); ac++;
187 XtSetArg(args[ac], XmNlabelFontList, font.GetFontTypeC(dpy)); ac++;
188 XtSetArg(args[ac], XmNtextFontList, font.GetFontTypeC(dpy)); ac++;
189#endif
190
191 Widget fileSel = XmCreateFileSelectionDialog(parentWidget,
192 wxMOTIF_STR("file_selector"),
193 args, ac);
194#define wxFSChild( name ) \
195 XmFileSelectionBoxGetChild(fileSel, name)
196
197 XtUnmanageChild(wxFSChild(XmDIALOG_HELP_BUTTON));
198
199 Widget filterWidget = wxFSChild(XmDIALOG_FILTER_TEXT);
200 Widget selectionWidget = wxFSChild(XmDIALOG_TEXT);
201 Widget dirListWidget = wxFSChild(XmDIALOG_DIR_LIST);
202 Widget fileListWidget = wxFSChild(XmDIALOG_LIST);
203
204 // for changing labels
205 Widget okWidget = wxFSChild(XmDIALOG_OK_BUTTON);
206 Widget applyWidget = wxFSChild(XmDIALOG_APPLY_BUTTON);
207 Widget cancelWidget = wxFSChild(XmDIALOG_CANCEL_BUTTON);
208 Widget dirlistLabel = wxFSChild(XmDIALOG_DIR_LIST_LABEL);
209 Widget filterLabel = wxFSChild(XmDIALOG_FILTER_LABEL);
210 Widget listLabel = wxFSChild(XmDIALOG_LIST_LABEL);
211 Widget selectionLabel = wxFSChild(XmDIALOG_SELECTION_LABEL);
212
213#undef wxFSChild
214
215 // change labels
216 wxXmString btnOK( wxGetStockLabel( wxID_OK, false ) ),
217 btnCancel( wxGetStockLabel( wxID_CANCEL, false ) ),
218 btnFilter( _("Filter") ), lblFilter( _("Filter") ),
219 lblDirectories( _("Directories") ),
220 lblFiles( _("Files" ) ), lblSelection( _("Selection") );
221
222 XtVaSetValues( okWidget, XmNlabelString, btnOK(), NULL );
223 XtVaSetValues( applyWidget, XmNlabelString, btnFilter(), NULL );
224 XtVaSetValues( cancelWidget, XmNlabelString, btnCancel(), NULL );
225 XtVaSetValues( dirlistLabel, XmNlabelString, lblDirectories(), NULL );
226 XtVaSetValues( filterLabel, XmNlabelString, lblFilter(), NULL );
227 XtVaSetValues( listLabel, XmNlabelString, lblFiles(), NULL );
228 XtVaSetValues( selectionLabel, XmNlabelString, lblSelection(), NULL );
229
230 Widget shell = XtParent(fileSel);
231
232 if (!m_message.IsNull())
233 XtVaSetValues(shell,
234 XmNtitle, wxConstCast(m_message.c_str(), char),
235 NULL);
236
237 if (!m_wildCard.empty())
238 {
239 // return something understandable by Motif
240 wxString wildCard = ParseWildCard( m_wildCard );
241 wxString filter;
242 if (!m_dir.empty())
243 filter = m_dir + wxString("/") + wildCard;
244 else
245 filter = wildCard;
246
247 XmTextSetString(filterWidget, wxConstCast(filter.c_str(), char));
248 XmFileSelectionDoSearch(fileSel, NULL);
249 }
250
251 // Suggested by Terry Gitnick, 16/9/97, because of change in Motif
252 // file selector on Solaris 1.5.1.
253 if ( !m_dir.empty() )
254 {
255 wxXmString thePath( m_dir );
256
257 XtVaSetValues (fileSel,
258 XmNdirectory, thePath(),
259 NULL);
260 }
261
262 wxString entirePath;
263
264 if (!m_dir.empty())
265 {
266 entirePath = m_dir + wxString("/") + m_fileName;
267 }
268 else
269 {
270 entirePath = m_fileName;
271 }
272
273 if (!entirePath.empty())
274 {
275 XmTextSetString(selectionWidget,
276 wxConstCast(entirePath.c_str(), char));
277 }
278
279 XtAddCallback(fileSel, XmNcancelCallback,
280 (XtCallbackProc)wxFileSelCancel, (XtPointer)NULL);
281 XtAddCallback(fileSel, XmNokCallback,
282 (XtCallbackProc)wxFileSelOk, (XtPointer)NULL);
283 XtAddCallback(fileSel, XmNunmapCallback,
284 (XtCallbackProc)wxFileSelClose, (XtPointer)this);
285
286 //#if XmVersion > 1000
287 // I'm not sure about what you mean with XmVersion.
288 // If this is for Motif1.1/Motif1.2, then check XmVersion>=1200
289 // (Motif1.1.4 ==> XmVersion 1100 )
290 // Nevertheless, I put here a #define, so anyone can choose in (I)makefile.
291 //
292#if !DEFAULT_FILE_SELECTOR_SIZE
293 int width = wxFSB_WIDTH;
294 int height = wxFSB_HEIGHT;
295 XtVaSetValues(fileSel,
296 XmNwidth, width,
297 XmNheight, height,
298 XmNresizePolicy, XmRESIZE_NONE,
299 NULL);
300#endif
301 wxDoChangeBackgroundColour((WXWidget) filterWidget, *wxWHITE);
302 wxDoChangeBackgroundColour((WXWidget) selectionWidget, *wxWHITE);
303
304 wxChangeListBoxColours(this, dirListWidget);
305 wxChangeListBoxColours(this, fileListWidget);
306
307 XtManageChild(fileSel);
308
309 m_fileSelectorAnswer = wxEmptyString;
310 m_fileSelectorReturned = false;
311
312 wxEndBusyCursor();
313
314 XtAddGrab(XtParent(fileSel), True, False);
315 XtAppContext context = (XtAppContext) wxTheApp->GetAppContext();
316 XEvent event;
317 while (!m_fileSelectorReturned)
318 {
319 XtAppNextEvent(context, &event);
320 XtDispatchEvent(&event);
321 }
322 XtRemoveGrab(XtParent(fileSel));
323
324 XtUnmapWidget(XtParent(fileSel));
325 XtDestroyWidget(XtParent(fileSel));
326
327 // Now process all events, because otherwise
328 // this might remain on the screen
329 wxFlushEvents(XtDisplay(fileSel));
330
331 m_path = m_fileSelectorAnswer;
332 m_fileName = wxFileNameFromPath(m_fileSelectorAnswer);
333 m_dir = wxPathOnly(m_path);
334
335 if (m_fileName.empty())
336 return wxID_CANCEL;
337 else
338 return wxID_OK;
339}